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FORCE CORIOLIS [29 records]
Record 1 - internal organization data 2026-01-08
Record 1, English
Record 1, Subject field(s)
- Oceanography
- Hydrology and Hydrography
- Meteorology
Record 1, Main entry term, English
- drift current
1, record 1, English, drift%20current
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- wind-driven current 2, record 1, English, wind%2Ddriven%20current
correct
- wind driven current 3, record 1, English, wind%20driven%20current
correct
- drift 4, record 1, English, drift
correct, noun
- surface current 5, record 1, English, surface%20current
correct
- entrainment current 6, record 1, English, entrainment%20current
correct
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
[The] motion of a body of water due to the action of wind on its surface. 7, record 1, English, - drift%20current
Record 1, French
Record 1, Domaine(s)
- Océanographie
- Hydrologie et hydrographie
- Météorologie
Record 1, Main entry term, French
- courant de dérive
1, record 1, French, courant%20de%20d%C3%A9rive
correct, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- courant de surface 2, record 1, French, courant%20de%20surface
correct, masculine noun
- courant dû au vent 3, record 1, French, courant%20d%C3%BB%20au%20vent
correct, masculine noun
- courant d’Ekman 4, record 1, French, courant%20d%26rsquo%3BEkman
correct, masculine noun
- courant poussé par les vents 5, record 1, French, courant%20pouss%C3%A9%20par%20les%20vents
correct, masculine noun
- courant d’impulsion 6, record 1, French, courant%20d%26rsquo%3Bimpulsion
correct, masculine noun
- courant modifié par le vent 7, record 1, French, courant%20modifi%C3%A9%20par%20le%20vent
masculine noun
- courant causé par le vent 8, record 1, French, courant%20caus%C3%A9%20par%20le%20vent
masculine noun
- courant de vent 9, record 1, French, courant%20de%20vent
masculine noun
- courant d’entraînement 9, record 1, French, courant%20d%26rsquo%3Bentra%C3%AEnement
masculine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Mouvement d’eau, résultant de l'action du vent sur la surface de la mer et de la force de Coriolis, qui s’oriente en surface dans une direction différente de celle du vent et s’en écarte de plus en plus avec la profondeur. 9, record 1, French, - courant%20de%20d%C3%A9rive
Record number: 1, Textual support number: 1 CONT
Les bouées dérivantes […] sont utilisées pour mesurer le courant de surface grâce à leurs déplacements. […] Les données de vent mesurées par de tels flotteurs permettent de calculer la part du courant due au vent (courant d’Ekman) et celle, à plus grande échelle, due à la rotation de la Terre (courants géostrophiques). 10, record 1, French, - courant%20de%20d%C3%A9rive
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Oceanografía
- Hidrología e hidrografía
- Meteorología
Record 1, Main entry term, Spanish
- corriente de deriva
1, record 1, Spanish, corriente%20de%20deriva
feminine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
- corriente ocasionada por el viento 2, record 1, Spanish, corriente%20ocasionada%20por%20el%20viento
feminine noun
- corriente de arrastre 3, record 1, Spanish, corriente%20de%20arrastre
feminine noun
Record 1, Textual support, Spanish
Record number: 1, Textual support number: 1 DEF
Movimiento de una masa de agua debido a la acción del viento sobre su superficie. 3, record 1, Spanish, - corriente%20de%20deriva
Record 2 - internal organization data 2025-07-15
Record 2, English
Record 2, Subject field(s)
- Measuring Instruments
- Metrology and Units of Measure
Record 2, Main entry term, English
- Coriolis-type mass flowmeter
1, record 2, English, Coriolis%2Dtype%20mass%20flowmeter
correct, noun
Record 2, Abbreviations, English
Record 2, Synonyms, English
- Coriolis-type flowmeter 1, record 2, English, Coriolis%2Dtype%20flowmeter
correct, noun
Record 2, Textual support, English
Record number: 2, Textual support number: 1 DEF
An instrument which determines mass flow rate from the torque on a ribbed disk that is rotated at constant speed when fluid is made to enter at the center of the disk and is accelerated radially. 1, record 2, English, - Coriolis%2Dtype%20mass%20flowmeter
Record 2, Key term(s)
- Coriolis-type mass flow meter
- Coriolis-type flow meter
- Coriolis mass flowmeter
- Coriolis mass flow meter
- Coriolis flowmeter
- Coriolis flow meter
Record 2, French
Record 2, Domaine(s)
- Appareils de mesure
- Unités de mesure et métrologie
Record 2, Main entry term, French
- débitmètre-masse à effet de Coriolis
1, record 2, French, d%C3%A9bitm%C3%A8tre%2Dmasse%20%C3%A0%20effet%20de%20Coriolis
correct, masculine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
- débitmètre-masse à accélération de Coriolis 1, record 2, French, d%C3%A9bitm%C3%A8tre%2Dmasse%20%C3%A0%20acc%C3%A9l%C3%A9ration%20de%20Coriolis
correct, masculine noun
- débitmètre-masse à force de Coriolis 1, record 2, French, d%C3%A9bitm%C3%A8tre%2Dmasse%20%C3%A0%20force%20de%20Coriolis
correct, masculine noun
- débitmètre-masse de type Coriolis 2, record 2, French, d%C3%A9bitm%C3%A8tre%2Dmasse%20de%20type%20Coriolis
proposal, masculine noun
Record 2, Textual support, French
Record number: 2, Textual support number: 1 OBS
On parle de débit-masse et non de débit massique car cela signifierait débit par unité de masse et n’aurait aucun sens. 1, record 2, French, - d%C3%A9bitm%C3%A8tre%2Dmasse%20%C3%A0%20effet%20de%20Coriolis
Record number: 2, Textual support number: 1 PHR
débitmètre-masse à effet de Coriolis avec deux roues à aubes 1, record 2, French, - d%C3%A9bitm%C3%A8tre%2Dmasse%20%C3%A0%20effet%20de%20Coriolis
Record 2, Spanish
Record 2, Textual support, Spanish
Record 3 - internal organization data 2015-04-13
Record 3, English
Record 3, Subject field(s)
- Hydrology and Hydrography
Record 3, Main entry term, English
- upwelling area
1, record 3, English, upwelling%20area
correct
Record 3, Abbreviations, English
Record 3, Synonyms, English
- area of upwelling 2, record 3, English, area%20of%20upwelling
correct
- upwelling zone 3, record 3, English, upwelling%20zone
correct
Record 3, Textual support, English
Record number: 3, Textual support number: 1 CONT
The Coriolis effect, which in the northern hemisphere pushes surface water to the right of the wind, drives the surface water offshore, causing deeper water to upwell. Off California, Peru, and southwest Africa ..., this upwelling zone is nowadays related to the deposition of phosphorite ... 2, record 3, English, - upwelling%20area
Record number: 3, Textual support number: 1 OBS
upwelling: The rising of cold, heavy subsurface water toward the surface, especially along the western coasts of continents; the displaced surface water is transported away from the coast by the action of winds parallel to it or by diverging currents. 4, record 3, English, - upwelling%20area
Record 3, French
Record 3, Domaine(s)
- Hydrologie et hydrographie
Record 3, Main entry term, French
- zone de remontée des eaux
1, record 3, French, zone%20de%20remont%C3%A9e%20des%20eaux
correct, feminine noun
Record 3, Abbreviations, French
Record 3, Synonyms, French
- zone d’émergence 2, record 3, French, zone%20d%26rsquo%3B%C3%A9mergence
feminine noun
Record 3, Textual support, French
Record number: 3, Textual support number: 1 CONT
La force de Coriolis, qui dans l'hémisphère Nord pousse les eaux de surface vers la droite du vent, amène les eaux de surface vers le large, ce qui a pour effet de faire remonter les eaux profondes. Au large de la Californie, du Pérou et du sud-ouest de l'Afrique [...], cette zone de remontée des eaux est aujourd’hui associée au dépôt des phosphorites [...] 3, record 3, French, - zone%20de%20remont%C3%A9e%20des%20eaux
Record number: 3, Textual support number: 1 OBS
Les zones d’émergences sont caractérisées par des courants divergents, localisés le long des côtes des continents, lorsque les vents dominants viennent de la terre et éloignent les eaux de surface des côtes et en facilitent la remontée. 2, record 3, French, - zone%20de%20remont%C3%A9e%20des%20eaux
Record 3, Spanish
Record 3, Textual support, Spanish
Record 4 - internal organization data 2015-03-12
Record 4, English
Record 4, Subject field(s)
- Atmospheric Physics
Record 4, Main entry term, English
- allobaric wind
1, record 4, English, allobaric%20wind
correct
Record 4, Abbreviations, English
Record 4, Synonyms, English
- isallobaric wind 1, record 4, English, isallobaric%20wind
correct
- Brunt-Douglas isallobaric wind 2, record 4, English, Brunt%2DDouglas%20isallobaric%20wind
Record 4, Textual support, English
Record number: 4, Textual support number: 1 DEF
The wind velocity resulting when the Coriolis force balances a locally accelerating geostrophic wind. 3, record 4, English, - allobaric%20wind
Record 4, French
Record 4, Domaine(s)
- Physique de l'atmosphère
Record 4, Main entry term, French
- vent allobarique
1, record 4, French, vent%20allobarique
correct, masculine noun
Record 4, Abbreviations, French
Record 4, Synonyms, French
- vent isallobarique 1, record 4, French, vent%20isallobarique
correct, masculine noun
- vent isallobarique de Brunt-Douglas 2, record 4, French, vent%20isallobarique%20de%20Brunt%2DDouglas
masculine noun
Record 4, Textual support, French
Record number: 4, Textual support number: 1 DEF
Vitesse du vent lorsque la force de Coriolis est égale à l'accélération locale du vent géostrophique. 3, record 4, French, - vent%20allobarique
Record 4, Spanish
Record 4, Campo(s) temático(s)
- Física de la atmósfera
Record 4, Main entry term, Spanish
- viento alobárico
1, record 4, Spanish, viento%20alob%C3%A1rico
masculine noun
Record 4, Abbreviations, Spanish
Record 4, Synonyms, Spanish
- viento isalobárico 1, record 4, Spanish, viento%20isalob%C3%A1rico
masculine noun
Record 4, Textual support, Spanish
Record number: 4, Textual support number: 1 DEF
Velocidad del viento que resulta cuando la fuerza de Coriolis es igual a la aceleración local del viento geostrófico. 1, record 4, Spanish, - viento%20alob%C3%A1rico
Record 5 - internal organization data 2015-03-11
Record 5, English
Record 5, Subject field(s)
- Meteorology
Record 5, Main entry term, English
- circle of inertia
1, record 5, English, circle%20of%20inertia
correct
Record 5, Abbreviations, English
Record 5, Synonyms, English
- inertial circle 2, record 5, English, inertial%20circle
Record 5, Textual support, English
Record number: 5, Textual support number: 1 DEF
Nearly circular trajectory of an air particle moving horizontally at constant speed relative to the Earth's surface in the absence of a horizontal pressure gradient. Balance is achieved between the Coriolis and centrifugal forces. 3, record 5, English, - circle%20of%20inertia
Record 5, French
Record 5, Domaine(s)
- Météorologie
Record 5, Main entry term, French
- cercle d’inertie
1, record 5, French, cercle%20d%26rsquo%3Binertie
correct, masculine noun
Record 5, Abbreviations, French
Record 5, Synonyms, French
Record 5, Textual support, French
Record number: 5, Textual support number: 1 DEF
Trajectoire presque circulaire d’une particule d’air se mouvant horizontalement à vitesse constante par rapport à la surface terrestre en l'absence d’un gradient horizontal de pression. L'équilibre s’établit entre la force de Coriolis et la force centrifuge. 2, record 5, French, - cercle%20d%26rsquo%3Binertie
Record 5, Spanish
Record 5, Campo(s) temático(s)
- Meteorología
Record 5, Main entry term, Spanish
- círculo de inercia
1, record 5, Spanish, c%C3%ADrculo%20de%20inercia
masculine noun
Record 5, Abbreviations, Spanish
Record 5, Synonyms, Spanish
Record 5, Textual support, Spanish
Record number: 5, Textual support number: 1 DEF
Trayectoria casi circular de una partícula de aire que se mueve horizontalmente a nivel constante en relación con la superficie terrestre, en ausencia de un gradiente horizontal de presión. El equilibrio se establece entre las fuerzas centrífuga y de Coriolis. 1, record 5, Spanish, - c%C3%ADrculo%20de%20inercia
Record 6 - internal organization data 2012-12-10
Record 6, English
Record 6, Subject field(s)
- Atmospheric Physics
Record 6, Main entry term, English
- apparent effect
1, record 6, English, apparent%20effect
correct
Record 6, Abbreviations, English
Record 6, Synonyms, English
Record 6, Textual support, English
Record number: 6, Textual support number: 1 CONT
Coriolis force: Apparent effect of the Earth's rotation tending to turn the direction of any object or fluid toward the right in the northern hemisphere and to the left in the southern hemisphere. 1, record 6, English, - apparent%20effect
Record 6, French
Record 6, Domaine(s)
- Physique de l'atmosphère
Record 6, Main entry term, French
- effet apparent
1, record 6, French, effet%20apparent
correct, masculine noun
Record 6, Abbreviations, French
Record 6, Synonyms, French
Record 6, Textual support, French
Record number: 6, Textual support number: 1 CONT
force de Coriolis : Effet apparent de la rotation de la Terre qui détourne la direction de tout objet ou liquide vers la droite dans l'hémisphère Nord et vers la gauche dans l'hémisphère Sud. 1, record 6, French, - effet%20apparent
Record 6, Spanish
Record 6, Textual support, Spanish
Record 7 - internal organization data 2012-11-14
Record 7, English
Record 7, Subject field(s)
- Atmospheric Physics
Record 7, Main entry term, English
- low-level vortex
1, record 7, English, low%2Dlevel%20vortex
correct
Record 7, Abbreviations, English
Record 7, Synonyms, English
Record 7, Textual support, English
Record 7, French
Record 7, Domaine(s)
- Physique de l'atmosphère
Record 7, Main entry term, French
- tourbillon de basse couche
1, record 7, French, tourbillon%20de%20basse%20couche
correct, masculine noun
Record 7, Abbreviations, French
Record 7, Synonyms, French
Record 7, Textual support, French
Record number: 7, Textual support number: 1 CONT
Plusieurs paramètres sont nécessaires au processus de cyclogenèse, différents précurseurs favorables devant préexister dans l'environnement(Gray 1968, 1979) :[...] 4. Une distance d’au moins 500 km [300 mi] de l'équateur. Pour que la cyclogenèse puisse se produire, il doit exister une force de Coriolis suffisante pour amorcer le tourbillon de basse couche. 1, record 7, French, - tourbillon%20de%20basse%20couche
Record 7, Spanish
Record 7, Textual support, Spanish
Record 8 - internal organization data 2012-11-14
Record 8, English
Record 8, Subject field(s)
- Atmospheric Physics
Record 8, Main entry term, English
- gradient balance
1, record 8, English, gradient%20balance
correct
Record 8, Abbreviations, English
Record 8, Synonyms, English
Record 8, Textual support, English
Record number: 8, Textual support number: 1 DEF
[The] dominant balance of forces in hurricanes and other intense small-scale atmospheric vortices. 1, record 8, English, - gradient%20balance
Record 8, French
Record 8, Domaine(s)
- Physique de l'atmosphère
Record 8, Main entry term, French
- équilibre de gradient
1, record 8, French, %C3%A9quilibre%20de%20gradient
correct, masculine noun
Record 8, Abbreviations, French
Record 8, Synonyms, French
Record 8, Textual support, French
Record number: 8, Textual support number: 1 CONT
L'équilibre horizontal de base dans un cyclone tropical au dessus de la couche limite est compris entre la somme de l'«accélération» de Coriolis et de l'«accélération» centripète, équilibrée par la force du gradient de pression. Cet équilibre est connu sous le nom d’équilibre de gradient, dans lequel l'«accélération» de Coriolis est définie comme la vitesse horizontale d’une particule d’air, v, multipliée par le paramètre de Coriolis, f. 1, record 8, French, - %C3%A9quilibre%20de%20gradient
Record 8, Spanish
Record 8, Textual support, Spanish
Record 9 - internal organization data 2012-08-24
Record 9, English
Record 9, Subject field(s)
- Hydrology and Hydrography
- Oceanography
- Fluid Mechanics and Hydraulics (Physics)
Record 9, Main entry term, English
- geostrophic current
1, record 9, English, geostrophic%20current
correct
Record 9, Abbreviations, English
Record 9, Synonyms, English
Record 9, Textual support, English
Record number: 9, Textual support number: 1 DEF
A wind or ocean current in which the horizontal force is exactly balanced by the Coriolis force. 2, record 9, English, - geostrophic%20current
Record 9, French
Record 9, Domaine(s)
- Hydrologie et hydrographie
- Océanographie
- Mécanique des fluides et hydraulique (Physique)
Record 9, Main entry term, French
- courant géostrophique
1, record 9, French, courant%20g%C3%A9ostrophique
correct, masculine noun
Record 9, Abbreviations, French
Record 9, Synonyms, French
Record 9, Textual support, French
Record number: 9, Textual support number: 1 DEF
Courant existant dans l'océan lorsque le gradient de pression horizontal et la force de Coriolis sont en équilibre. 2, record 9, French, - courant%20g%C3%A9ostrophique
Record 9, Spanish
Record 9, Campo(s) temático(s)
- Hidrología e hidrografía
- Oceanografía
- Mecánica de fluidos e hidráulica (Física)
Record 9, Main entry term, Spanish
- corriente geostrófico
1, record 9, Spanish, corriente%20geostr%C3%B3fico
feminine noun
Record 9, Abbreviations, Spanish
Record 9, Synonyms, Spanish
Record 9, Textual support, Spanish
Record 10 - internal organization data 2011-06-07
Record 10, English
Record 10, Subject field(s)
- Wind Energy
Record 10, Main entry term, English
- flap/lag coupling 1, record 10, English, flap%2Flag%20coupling
Record 10, Abbreviations, English
Record 10, Synonyms, English
Record 10, Textual support, English
Record 10, Key term(s)
- flap-lag coupling
Record 10, French
Record 10, Domaine(s)
- Énergie éolienne
Record 10, Main entry term, French
- couplage battement/traînée
1, record 10, French, couplage%20battement%2Ftra%C3%AEn%C3%A9e
correct, masculine noun
Record 10, Abbreviations, French
Record 10, Synonyms, French
Record 10, Textual support, French
Record number: 10, Textual support number: 1 CONT
Couplage battement/traînée. Son origine se situe dans le couplage entre le moment dû à la force de Coriolis dans le plan des pales provenant de la vitesse de battement de la pale et la modification du moment centrifuge de battement, causé par la vitesse de déplacement en traînée de la pale. Les paramètres favorisant ce couplage sont de grands déplacements en traînée(synonymes de fortes charges sur les pales), une conicité de rotor prononcée, de grands déplacements en battement(provoqués par de fortes charges ou une grande flexibilité des pales) et une proximité des fréquences propres des premiers modes de traînée et de battement. 1, record 10, French, - couplage%20battement%2Ftra%C3%AEn%C3%A9e
Record 10, Key term(s)
- couplage battement-traînée
Record 10, Spanish
Record 10, Textual support, Spanish
Record 11 - internal organization data 2010-12-21
Record 11, English
Record 11, Subject field(s)
- General Mechanics (Physics)
- The Earth (Astronomy)
Record 11, Main entry term, English
- Coriolis force
1, record 11, English, Coriolis%20force
correct
Record 11, Abbreviations, English
Record 11, Synonyms, English
Record 11, Textual support, English
Record number: 11, Textual support number: 1 DEF
An apparent force that as a result of the earth's rotation deflects moving objects (as projectiles or air currents) to the right in the northern hemisphere and to the left in the southern hemisphere. 2, record 11, English, - Coriolis%20force
Record number: 11, Textual support number: 1 OBS
Objects moving in a straight line over the surface of the Earth are deflected right in the northern hemisphere and to the left in the southern hemisphere. 3, record 11, English, - Coriolis%20force
Record number: 11, Textual support number: 2 OBS
It is named for Gustave Gaspard Coriolis, a French civil engineer. 4, record 11, English, - Coriolis%20force
Record 11, French
Record 11, Domaine(s)
- Mécanique générale (Physique)
- Terre (Astronomie)
Record 11, Main entry term, French
- force de Coriolis
1, record 11, French, force%20de%20Coriolis
correct, feminine noun
Record 11, Abbreviations, French
Record 11, Synonyms, French
Record 11, Textual support, French
Record number: 11, Textual support number: 1 DEF
Force apparente, due à la rotation de la Terre, qui agit perpendiculairement et vers la droite de la vitesse d’une particule d’air dans l’hémisphère Nord, le mouvement de la particule étant considéré par rapport à celui de la Terre. 2, record 11, French, - force%20de%20Coriolis
Record number: 11, Textual support number: 1 OBS
Cette force doit son nom au mathématicien français Gustave Gaspard Coriolis. 3, record 11, French, - force%20de%20Coriolis
Record 11, Spanish
Record 11, Campo(s) temático(s)
- Mecánica general (Física)
- Tierra (Astronomía)
Record 11, Main entry term, Spanish
- fuerza de Coriolis
1, record 11, Spanish, fuerza%20de%20Coriolis
correct, feminine noun
Record 11, Abbreviations, Spanish
Record 11, Synonyms, Spanish
Record 11, Textual support, Spanish
Record 12 - internal organization data 2010-11-30
Record 12, English
Record 12, Subject field(s)
- Oceanography
Record 12, Main entry term, English
- geostrophic circulation 1, record 12, English, geostrophic%20circulation
Record 12, Abbreviations, English
Record 12, Synonyms, English
Record 12, Textual support, English
Record 12, French
Record 12, Domaine(s)
- Océanographie
Record 12, Main entry term, French
- circulation géostrophique
1, record 12, French, circulation%20g%C3%A9ostrophique
feminine noun
Record 12, Abbreviations, French
Record 12, Synonyms, French
Record 12, Textual support, French
Record number: 12, Textual support number: 1 DEF
Courants marins engendrés par l'action conjuguée de la force de Coriolis et des forces de pression internes au fluide. 1, record 12, French, - circulation%20g%C3%A9ostrophique
Record 12, Spanish
Record 12, Campo(s) temático(s)
- Oceanografía
Record 12, Main entry term, Spanish
- circulación geostrófica
1, record 12, Spanish, circulaci%C3%B3n%20geostr%C3%B3fica
feminine noun
Record 12, Abbreviations, Spanish
Record 12, Synonyms, Spanish
Record 12, Textual support, Spanish
Record 13 - internal organization data 2006-08-14
Record 13, English
Record 13, Subject field(s)
- Meteorology
Record 13, Main entry term, English
- Hadley cell
1, record 13, English, Hadley%20cell
correct
Record 13, Abbreviations, English
Record 13, Synonyms, English
Record 13, Textual support, English
Record number: 13, Textual support number: 1 DEF
Meridional circulation model first proposed by G. Hadley (1735) to explain the trade winds. 2, record 13, English, - Hadley%20cell
Record number: 13, Textual support number: 1 CONT
Because of the rotation of the Earth, the Coriolis effect breaks the atmospheric circulation into six zonal (latitude-parallel) cells, the Hadley cells ... 3, record 13, English, - Hadley%20cell
Record number: 13, Textual support number: 1 OBS
The circulation in each hemisphere consists of a low-level equatorward movement of air from about 30° latitude to the equator, rising air near the equator, poleward flow aloft from the equator to 30° and descending motion near 30°. 2, record 13, English, - Hadley%20cell
Record 13, French
Record 13, Domaine(s)
- Météorologie
Record 13, Main entry term, French
- cellule de Hadley
1, record 13, French, cellule%20de%20Hadley
correct, feminine noun
Record 13, Abbreviations, French
Record 13, Synonyms, French
Record 13, Textual support, French
Record number: 13, Textual support number: 1 DEF
Modèle de circulation méridienne proposé initialement par G. Hadley en 1735 pour expliquer les alizés. 2, record 13, French, - cellule%20de%20Hadley
Record number: 13, Textual support number: 1 CONT
En raison de la rotation de la Terre, la force de Coriolis divise la circulation atmosphérique en six cellules zonales(au grand axe parallèle à l'équateur), les cellules de Hadley [...] 3, record 13, French, - cellule%20de%20Hadley
Record number: 13, Textual support number: 1 OBS
La circulation dans chaque hémisphère consiste en un mouvement de l’air vers l’équateur dans les niveaux inférieurs, depuis environ 30° de latitude jusqu’à l’équateur, un mouvement ascendant de l’air près de l’équateur, un courant vers le pôle en altitude, depuis l’équateur jusqu’à 30°, et un mouvement descendant vers 30°. 2, record 13, French, - cellule%20de%20Hadley
Record 13, Spanish
Record 13, Campo(s) temático(s)
- Meteorología
Record 13, Main entry term, Spanish
- celda de Hadley
1, record 13, Spanish, celda%20de%20Hadley
feminine noun
Record 13, Abbreviations, Spanish
Record 13, Synonyms, Spanish
- célula de Hadley 2, record 13, Spanish, c%C3%A9lula%20de%20Hadley
feminine noun
Record 13, Textual support, Spanish
Record number: 13, Textual support number: 1 DEF
Modelo de circulación meridiana propuesto, por primera vez, por G. Hadley (1735) como explicación de los alisios. 1, record 13, Spanish, - celda%20de%20Hadley
Record number: 13, Textual support number: 1 OBS
La circulación en cada hemisferio consiste en un movimiento del aire hacia el ecuador en los niveles bajos, desde aproximadamente los 30° de latitud hasta el ecuador, ascenso del aire cerca del ecuador, flujo hacia el polo en los niveles altos desde el ecuador hasta los 30° y movimiento descendente del aire cerca de los 30°. 1, record 13, Spanish, - celda%20de%20Hadley
Record 14 - internal organization data 2003-08-01
Record 14, English
Record 14, Subject field(s)
- Oceanography
Record 14, Main entry term, English
- Ekman layer
1, record 14, English, Ekman%20layer
correct
Record 14, Abbreviations, English
Record 14, Synonyms, English
- surface Ekman layer 2, record 14, English, surface%20Ekman%20layer
Record 14, Textual support, English
Record number: 14, Textual support number: 1 DEF
The thin horizontal layer of water riding on top of the ocean that is affected by wind. 3, record 14, English, - Ekman%20layer
Record number: 14, Textual support number: 1 CONT
The stress of wind blowing across the sea causes a surface layer of water to move. Due to the low viscosity of water, this stress is not directly communicated to the ocean interior, but is balanced by the Coriolis force within a relatively thin surface layer, 10-200m thick. This layer is called the Ekman layer and the motion of this layer is called the Ekman transport. 4, record 14, English, - Ekman%20layer
Record number: 14, Textual support number: 2 CONT
The depth of the Ekman layer is on the order of a kilometer in the air and 100m in the ocean. 5, record 14, English, - Ekman%20layer
Record 14, French
Record 14, Domaine(s)
- Océanographie
Record 14, Main entry term, French
- couche d’Ekman
1, record 14, French, couche%20d%26rsquo%3BEkman
correct, feminine noun
Record 14, Abbreviations, French
Record 14, Synonyms, French
- couche d’Ekman marine 2, record 14, French, couche%20d%26rsquo%3BEkman%20marine
feminine noun
- couche d’Ekman océanique 3, record 14, French, couche%20d%26rsquo%3BEkman%20oc%C3%A9anique
feminine noun
- couche de frottement 4, record 14, French, couche%20de%20frottement
feminine noun
Record 14, Textual support, French
Record number: 14, Textual support number: 1 DEF
Épaisseur d’eau comprise entre la surface et la profondeur à laquelle le courant de dérive ne se fait plus sentir. 4, record 14, French, - couche%20d%26rsquo%3BEkman
Record number: 14, Textual support number: 1 CONT
La partie supérieure de la CLA [(couche limite atmosphérique) ] est appelée la couche d’Ekman. Dans cette région, la structure du vent est influencée à la fois par le frottement de l'air sur la surface terrestre, par la stratification thermique de l'air et par la force de Coriolis. 5, record 14, French, - couche%20d%26rsquo%3BEkman
Record number: 14, Textual support number: 2 CONT
La profondeur de la couche [d’eau] entraînée par le vent ou couche d’Ekman, peut atteindre quelques dizaines de mètres. 6, record 14, French, - couche%20d%26rsquo%3BEkman
Record 14, Spanish
Record 14, Campo(s) temático(s)
- Oceanografía
Record 14, Main entry term, Spanish
- capa de Ekman
1, record 14, Spanish, capa%20de%20Ekman
feminine noun
Record 14, Abbreviations, Spanish
Record 14, Synonyms, Spanish
Record 14, Textual support, Spanish
Record 15 - internal organization data 2002-12-02
Record 15, English
Record 15, Subject field(s)
- Climatology
Record 15, Main entry term, English
- wind speed profile 1, record 15, English, wind%20speed%20profile
Record 15, Abbreviations, English
Record 15, Synonyms, English
Record 15, Textual support, English
Record number: 15, Textual support number: 1 DEF
A profile of how the wind speed changes with height above the surface of the ground or water. 1, record 15, English, - wind%20speed%20profile
Record 15, French
Record 15, Domaine(s)
- Climatologie
Record 15, Main entry term, French
- profil de vitesse du vent
1, record 15, French, profil%20de%20vitesse%20du%20vent
correct, masculine noun
Record 15, Abbreviations, French
Record 15, Synonyms, French
Record 15, Textual support, French
Record number: 15, Textual support number: 1 CONT
Selon le facteur, on considère le profil de rayonnement dans la végétation, le profil thermique dans l’air et dans le sol, le profil de la teneur en gaz carbonique, le profil de tension de vapeur d’eau, le profil hydrique dans le sol (humidité ou potentiel), le profil de vitesse du vent. [...] Le profil de vitesse du vent permet de calculer le coefficient de transfert des gaz dans l’air. 2, record 15, French, - profil%20de%20vitesse%20du%20vent
Record number: 15, Textual support number: 2 CONT
L'activité humaine est confinée dans le premier dixième de la CLA [couche limite atmosphérique], c'est à dire dans la couche de surface. Dans cette région : on peut faire abstraction de la force de Coriolis, la proximité du sol modifie le profil de vitesse du vent et induit un fort cisaillement, la présence d’obstacles ou de discontinuités oblige le vent à modifier sa trajectoire, la distribution verticale de température(stratification thermique de l'air) induit des mouvements verticaux de masses d’air chauffées et refroidies à proximité du sol. 3, record 15, French, - profil%20de%20vitesse%20du%20vent
Record number: 15, Textual support number: 1 OBS
profil microclimatique : Répartition, selon la direction verticale et à un moment donné, d’un facteur climatique. 2, record 15, French, - profil%20de%20vitesse%20du%20vent
Record 15, Spanish
Record 15, Textual support, Spanish
Record 16 - internal organization data 2002-09-06
Record 16, English
Record 16, Subject field(s)
- Oceanography
Record 16, Main entry term, English
- Ekman spiral effect
1, record 16, English, Ekman%20spiral%20effect
correct
Record 16, Abbreviations, English
Record 16, Synonyms, English
Record 16, Textual support, English
Record number: 16, Textual support number: 1 DEF
In oceanography, theoretical description of a consequence of the Coriolis effect on ocean currents, whereby currents flow at an angle to the winds that drive them. 1, record 16, English, - Ekman%20spiral%20effect
Record number: 16, Textual support number: 1 CONT
Ekman spiral effect ... It derives its name from the Swedish oceanographer Vagn Ekman (1874-1954). In the northern hemisphere, surface currents are deflected to the right of the wind direction. The surface current then drives the subsurface layer at an angle to its original deflection. Consequent subsurface layers are similarly affected, so that the effect decreases with increasing depth. The result is that most water is transported at about right-angles to the wind direction. Directions are reversed in the southern hemisphere. 1, record 16, English, - Ekman%20spiral%20effect
Record 16, French
Record 16, Domaine(s)
- Océanographie
Record 16, Main entry term, French
- dérive d’Ekman
1, record 16, French, d%C3%A9rive%20d%26rsquo%3BEkman
feminine noun
Record 16, Abbreviations, French
Record 16, Synonyms, French
Record 16, Textual support, French
Record number: 16, Textual support number: 1 CONT
La dérive d’Ekman résulte de l'action conjuguée du vent et de la force de Coriolis, qui dévie tout mouvement vers la droite dans l'hémisphère nord, et vers la gauche dans l'hémisphère sud. Le courant marin de surface ainsi créé se déplace à 45° à droite dans l'hémisphère nord(à 45° à gauche dans l'hémisphère sud) par rapport à la direction du vent. Son intensité diminue avec la profondeur et sa direction tourne d’autant plus vers la droite. Le transport d’eau intégré verticalement est de fait dirigé à 90° à droite de la direction du vent dans l'hémisphère nord(à 90° à gauche dans l'hémisphère sud). L'effet est connu le nom de dérive d’Ekman en honneur à l'océanographe qui expliqua de manière théorique ce phénomène. 1, record 16, French, - d%C3%A9rive%20d%26rsquo%3BEkman
Record 16, Spanish
Record 16, Textual support, Spanish
Record 17 - internal organization data 2002-07-05
Record 17, English
Record 17, Subject field(s)
- Astrophysics and Cosmography
- Aircraft Piloting and Navigation
Record 17, Main entry term, English
- inertial acceleration
1, record 17, English, inertial%20acceleration
correct
Record 17, Abbreviations, English
Record 17, Synonyms, English
Record 17, Textual support, English
Record number: 17, Textual support number: 1 CONT
To recover from the microburst, the crew apply maximum power and pitch up toward an angle that can attain 15 degrees. The inertial acceleration (acceleration in reference to the ground, as opposed to acceleration within the airmass) experienced by the pilots, combined with the unstable attitude of the aircraft may cause a dangerous illusion. The pilots may believe that the aircraft has reached a very high excess energy and thus, try to pitch down or reduce the engine power. In reality, the aircraft performance is still low as it penetrates the energy-reducing downdraft and tailwind components of the microburst. 2, record 17, English, - inertial%20acceleration
Record 17, French
Record 17, Domaine(s)
- Astrophysique et cosmographie
- Pilotage et navigation aérienne
Record 17, Main entry term, French
- accélération inertielle
1, record 17, French, acc%C3%A9l%C3%A9ration%20inertielle
correct, feminine noun
Record 17, Abbreviations, French
Record 17, Synonyms, French
Record 17, Textual support, French
Record number: 17, Textual support number: 1 CONT
Rossby(nombre de) : Quantité sans dimension, utile dans l'étude du mouvement des atmosphères planétaires et égale au rapport de l'accélération inertielle(force d’inertie) à l'accélération de Coriolis due à la rotation de la planète. 2, record 17, French, - acc%C3%A9l%C3%A9ration%20inertielle
Record 17, Spanish
Record 17, Textual support, Spanish
Record 18 - internal organization data 2002-06-12
Record 18, English
Record 18, Subject field(s)
- Meteorology
- Fluid Mechanics and Hydraulics (Physics)
Record 18, Main entry term, English
- Rossby number
1, record 18, English, Rossby%20number
correct
Record 18, Abbreviations, English
Record 18, Synonyms, English
Record 18, Textual support, English
Record number: 18, Textual support number: 1 DEF
Non-dimensional ratio (Ro) of the inertial force to the Coriolis force for a particular flow of a rotating fluid ... 2, record 18, English, - Rossby%20number
Record 18, French
Record 18, Domaine(s)
- Météorologie
- Mécanique des fluides et hydraulique (Physique)
Record 18, Main entry term, French
- nombre de Rossby
1, record 18, French, nombre%20de%20Rossby
correct, masculine noun
Record 18, Abbreviations, French
Record 18, Synonyms, French
Record 18, Textual support, French
Record number: 18, Textual support number: 1 DEF
Rapport(Ro) sans dimension de la force d’inertie à la force de Coriolis pour un écoulement donné d’un fluide en rotation [...] 2, record 18, French, - nombre%20de%20Rossby
Record 18, Spanish
Record 18, Campo(s) temático(s)
- Meteorología
- Mecánica de fluidos e hidráulica (Física)
Record 18, Main entry term, Spanish
- número de Rossby
1, record 18, Spanish, n%C3%BAmero%20de%20Rossby
masculine noun
Record 18, Abbreviations, Spanish
Record 18, Synonyms, Spanish
Record 18, Textual support, Spanish
Record number: 18, Textual support number: 1 DEF
Cociente sin dimensiones (Ro) entre la fuerza de la inercia y la fuerza de Coriolis en un fluido en rotación. 1, record 18, Spanish, - n%C3%BAmero%20de%20Rossby
Record 19 - internal organization data 2002-04-30
Record 19, English
Record 19, Subject field(s)
- Meteorology
- Fluid Mechanics and Hydraulics (Physics)
Record 19, Main entry term, English
- geostrophic equilibrium
1, record 19, English, geostrophic%20equilibrium
correct
Record 19, Abbreviations, English
Record 19, Synonyms, English
Record 19, Textual support, English
Record number: 19, Textual support number: 1 DEF
Condition of the field of motion of a non-viscous fluid in which the pressure-gradient force is exactly balanced by the Coriolis force. 2, record 19, English, - geostrophic%20equilibrium
Record 19, French
Record 19, Domaine(s)
- Météorologie
- Mécanique des fluides et hydraulique (Physique)
Record 19, Main entry term, French
- équilibre géostrophique
1, record 19, French, %C3%A9quilibre%20g%C3%A9ostrophique
correct, masculine noun
Record 19, Abbreviations, French
Record 19, Synonyms, French
Record 19, Textual support, French
Record number: 19, Textual support number: 1 DEF
Condition régnant dans le champ de mouvement d’un fluide non visqueux où la force de pression équilibre exactement la force de Coriolis. 2, record 19, French, - %C3%A9quilibre%20g%C3%A9ostrophique
Record 19, Spanish
Record 19, Campo(s) temático(s)
- Meteorología
- Mecánica de fluidos e hidráulica (Física)
Record 19, Main entry term, Spanish
- equilibrio geostrófico
1, record 19, Spanish, equilibrio%20geostr%C3%B3fico
masculine noun
Record 19, Abbreviations, Spanish
Record 19, Synonyms, Spanish
Record 19, Textual support, Spanish
Record number: 19, Textual support number: 1 DEF
Condición del campo de movimiento de un fluido no viscoso, en que la fuerza del gradiente de presión está equilibrada exactamente por la fuerza de Coriolis. 1, record 19, Spanish, - equilibrio%20geostr%C3%B3fico
Record 20 - internal organization data 2002-04-17
Record 20, English
Record 20, Subject field(s)
- Measuring Instruments (Engineering)
- Aircraft Piloting and Navigation
- Navigation Instruments
- Flight Instruments and Equipment (Aeroindustry)
Record 20, Main entry term, English
- Coriolis vibratory gyro
1, record 20, English, Coriolis%20vibratory%20gyro
correct
Record 20, Abbreviations, English
- CVG 2, record 20, English, CVG
correct
Record 20, Synonyms, English
- Coriolis vibrating gyroscope 3, record 20, English, Coriolis%20vibrating%20gyroscope
correct
- mechanical vibratory gyroscope 4, record 20, English, mechanical%20vibratory%20gyroscope
correct
- Coriolis vibratory gyroscope 5, record 20, English, Coriolis%20vibratory%20gyroscope
correct
- vibrating beam gyroscope 6, record 20, English, vibrating%20beam%20gyroscope
- vibrating beam gyro 7, record 20, English, vibrating%20beam%20gyro
- vibrating-beam gyroscope 8, record 20, English, vibrating%2Dbeam%20gyroscope
Record 20, Textual support, English
Record number: 20, Textual support number: 1 DEF
A gyro based on the coupling of a structural, driven, vibrating mode into at least one other structural mode (pickoff) via Coriolis acceleration. 1, record 20, English, - Coriolis%20vibratory%20gyro
Record number: 20, Textual support number: 1 CONT
The Coriolis force experienced by an object moving with a velocity relative to a rotating reference frame can be used to sense this angular motion. This force is proportional to the relative velocity and to the angular rate and is perpendicular to both. This principle was demonstrated in the 19th century by Foucault with his pendulum and by Bryan with his ringing wine- glass experiment. Gyroscopes employing this principle are called Coriolis vibrating gyroscopes or CVGs. 3, record 20, English, - Coriolis%20vibratory%20gyro
Record 20, Key term(s)
- Coriolis vibratory gyroscope
- coriolis vibrating gyro
- mechanical vibratory gyro
Record 20, French
Record 20, Domaine(s)
- Instruments de mesure (Ingénierie)
- Pilotage et navigation aérienne
- Instruments de navigation
- Instruments et équipement de bord (Constructions aéronautiques)
Record 20, Main entry term, French
- gyroscope vibrant
1, record 20, French, gyroscope%20vibrant
correct, masculine noun
Record 20, Abbreviations, French
Record 20, Synonyms, French
- gyroscope mécanique vibrant 2, record 20, French, gyroscope%20m%C3%A9canique%20vibrant
correct, masculine noun
- gyroscope vibratoire mécanique 3, record 20, French, gyroscope%20vibratoire%20m%C3%A9canique
correct, masculine noun
- gyroscope à vibrations 4, record 20, French, gyroscope%20%C3%A0%20vibrations
correct, masculine noun
Record 20, Textual support, French
Record number: 20, Textual support number: 1 CONT
Les gyroscopes classiques, mécaniques, sont basés sur la rotation rapide et entretenue d’un solide qui peut s’incliner indépendamment du bâti dans toutes les directions. Cette rotation rapide lui permet d’être très stable et d’indiquer une direction de référence [qui] permet de mesurer l'inclinaison du bâti selon trois axes de référence. [...] Dans tous les cas, le système qui entretient la rotation impose un certain nombre de conditions, notamment en terme d’encombrement et de coût. [...] Pour ces raisons, plusieurs autres types de gyroscopes ont été développés : des gyroscopes «vibrants»(mesurant la force de Coriolis due à la rotation), et des gyroscopes optiques [...] 5, record 20, French, - gyroscope%20vibrant
Record number: 20, Textual support number: 2 CONT
[Léon Foucault] inventa, en 1852, le premier gyroscope à toupie où l’inertialité d’un axe de rotation de toupie se substitue à celle du plan de vibration. Un siècle plus tard, l’industrie, riche de l’expérience des gyroscopes à toupie [...] redécouvre les vertus du pendule et donne naissance à une nouvelle famille de gyroscopes mécaniques, les gyroscopes vibrants. 2, record 20, French, - gyroscope%20vibrant
Record number: 20, Textual support number: 3 CONT
[...] certains laboratoires ont étudié divers dispositifs de mesure des rotations absolues ne présentant qu’une analogie assez lointaine avec les gyroscopes classiques [dont] les gyroscopes à vibrations, dans lesquels le mouvement de rotation de la toupie est remplacé par le mouvement de va-et-vient d’éléments mécaniques; [...] 4, record 20, French, - gyroscope%20vibrant
Record 20, Key term(s)
- gyro vibrant
- gyroscope vibrant mécanique
- gyroscope mécanique vibratoire
Record 20, Spanish
Record 20, Textual support, Spanish
Record 21 - internal organization data 2002-04-17
Record 21, English
Record 21, Subject field(s)
- General Mechanics (Physics)
- Astrophysics and Cosmography
- Navigation Instruments
Record 21, Main entry term, English
- Coriolis acceleration
1, record 21, English, Coriolis%20acceleration
correct
Record 21, Abbreviations, English
Record 21, Synonyms, English
- acceleration of Coriolis 2, record 21, English, acceleration%20of%20Coriolis
correct
Record 21, Textual support, English
Record number: 21, Textual support number: 1 DEF
The acceleration of a particle in a coordinate frame rotating in inertial space, arising from its velocity with respect to that frame. 3, record 21, English, - Coriolis%20acceleration
Record 21, French
Record 21, Domaine(s)
- Mécanique générale (Physique)
- Astrophysique et cosmographie
- Instruments de navigation
Record 21, Main entry term, French
- accélération de Coriolis
1, record 21, French, acc%C3%A9l%C3%A9ration%20de%20Coriolis
correct, feminine noun
Record 21, Abbreviations, French
Record 21, Synonyms, French
Record 21, Textual support, French
Record number: 21, Textual support number: 1 DEF
Accélération complémentaire subie par un corps en déplacement dans un référentiel, lui-même en rotation dans un référentiel galiléen. 2, record 21, French, - acc%C3%A9l%C3%A9ration%20de%20Coriolis
Record number: 21, Textual support number: 1 CONT
Les accéléromètres mesurent [...] certaines accélérations parasites, en particulier l’accélération de Coriolis; il sera alors nécessaire de corriger les signaux de sortie des accéléromètres. C’est la partie calculateur qui, en fonction de la vitesse Nord/Sud et Est/Ouest ainsi que de la latitude, assurera les corrections nécessaires. Rappel : l’accélération de Coriolis est due à la rotation terrestre combinée au déplacement de l’avion sur la terre. 3, record 21, French, - acc%C3%A9l%C3%A9ration%20de%20Coriolis
Record number: 21, Textual support number: 2 CONT
La rotation de la Terre engendre une autre accélération a2, pour un objet en mouvement dans le référentiel tournant, il s’agit de l'accélération de Coriolis, elle se manifeste, vue depuis le référentiel terrestre, comme une force(la Force de Coriolis), dont on retiendra qu'elle est toujours perpendiculaire au vecteur vitesse du mobile(il s’agit ici de la vitesse du mobile relativement au référentiel terrestre tournant). 4, record 21, French, - acc%C3%A9l%C3%A9ration%20de%20Coriolis
Record 21, Spanish
Record 21, Campo(s) temático(s)
- Mecánica general (Física)
- Astrofísica y cosmografía
- Instrumentos de navegación
Record 21, Main entry term, Spanish
- aceleración de Coriolis
1, record 21, Spanish, aceleraci%C3%B3n%20de%20Coriolis
feminine noun
Record 21, Abbreviations, Spanish
Record 21, Synonyms, Spanish
Record 21, Textual support, Spanish
Record 22 - internal organization data 2002-02-25
Record 22, English
Record 22, Subject field(s)
- Atmospheric Physics
Record 22, Main entry term, English
- cross-isobaric flow
1, record 22, English, cross%2Disobaric%20flow
correct
Record 22, Abbreviations, English
Record 22, Synonyms, English
Record 22, Textual support, English
Record number: 22, Textual support number: 1 DEF
Winds cross isobars at a small angle from high toward low pressure, often associated with friction near the ground. 2, record 22, English, - cross%2Disobaric%20flow
Record number: 22, Textual support number: 1 CONT
Surface Streamlines are simply a "photograph" of the wind. It represents the wind flow at that precise moment. You can check this with the previous map (pressures and temperatures) to see how non-geostrophic the flow is, or how much does it crosses the isobars toward low pressure. A strong cross-isobaric flow often represents a strong system with strong pressure falls and strong areas of convergence. 3, record 22, English, - cross%2Disobaric%20flow
Record 22, French
Record 22, Domaine(s)
- Physique de l'atmosphère
Record 22, Main entry term, French
- flux latéral isobare
1, record 22, French, flux%20lat%C3%A9ral%20isobare
proposal, masculine noun
Record 22, Abbreviations, French
Record 22, Synonyms, French
Record 22, Textual support, French
Record number: 22, Textual support number: 1 OBS
En pratique, la terre n’ est pas lisse. Elle possède un relief et sa surface est courbe ce qui a pour effet d’offrir une résistance au déplacement de l'air créant ainsi la force de friction. Si on se réfère à la figure suivante, l'introduction de cette nouvelle force a pour effet de réduire la vitesse du vent et par le fait même la force de coriolis. L'équilibre géostrophique n’ est plus possible. Le nouvel équilibre est tel que la vitesse du vent est inférieure à la vitesse du vent géostrophique et le vent souffle à travers des isobares. 2, record 22, French, - flux%20lat%C3%A9ral%20isobare
Record 22, Key term(s)
- flux transversal isobare
- flux traversier isobare
- flux de côté isobare
- flux de travers isobare
Record 22, Spanish
Record 22, Textual support, Spanish
Record 23 - internal organization data 2002-02-11
Record 23, English
Record 23, Subject field(s)
- Geophysics
Record 23, Main entry term, English
- geostrophic
1, record 23, English, geostrophic
adjective
Record 23, Abbreviations, English
Record 23, Synonyms, English
Record 23, Textual support, English
Record 23, French
Record 23, Domaine(s)
- Géophysique
Record 23, Main entry term, French
- géostrophique
1, record 23, French, g%C3%A9ostrophique
adjective
Record 23, Abbreviations, French
Record 23, Synonyms, French
Record 23, Textual support, French
Record number: 23, Textual support number: 1 DEF
Qualifie l'approximation selon laquelle le gradient horizontal de pression équilibre la force de Coriolis. 1, record 23, French, - g%C3%A9ostrophique
Record 23, Spanish
Record 23, Campo(s) temático(s)
- Geofísica
Record 23, Main entry term, Spanish
- geostrófico
1, record 23, Spanish, geostr%C3%B3fico
adjective
Record 23, Abbreviations, Spanish
Record 23, Synonyms, Spanish
Record 23, Textual support, Spanish
Record 24 - internal organization data 2001-08-24
Record 24, English
Record 24, Subject field(s)
- General Mechanics (Physics)
- Flight Instruments and Equipment (Aeroindustry)
- Navigation Instruments
Record 24, Main entry term, English
- counter-reaction device 1, record 24, English, counter%2Dreaction%20device
Record 24, Abbreviations, English
Record 24, Synonyms, English
Record 24, Textual support, English
Record number: 24, Textual support number: 1 OBS
The axle [of the gyroscope] is contained within a pivoting frame containing two or three gimbaled rings set at right angles to the axle and to each other. When the flywheel is caused to spin (by a string in a toy, or, in a navigational instrument, by electricity or air jets), it develops what is called rotational inertia. As a consequence of that inertia, a force applied to tilt the axle will lead to a counter-reaction transferred to the gimbaled rings that is determined by the amount of the tilting force. 2, record 24, English, - counter%2Dreaction%20device
Record 24, French
Record 24, Domaine(s)
- Mécanique générale (Physique)
- Instruments et équipement de bord (Constructions aéronautiques)
- Instruments de navigation
Record 24, Main entry term, French
- dispositif de contre-réaction
1, record 24, French, dispositif%20de%20contre%2Dr%C3%A9action
correct, masculine noun
Record 24, Abbreviations, French
Record 24, Synonyms, French
Record 24, Textual support, French
Record number: 24, Textual support number: 1 CONT
Un gyromètre(mesureur de la vitesse angulaire) utilise, spécialement en mécanique, la propriété complémentaire de l'inertialité, qui est la suivante : l'action d’une force, ou d’un couple lorsque l'on considère un corps en rotation, a pour effet de modifier l'état de stationnarité de l'élément sensible et de faire «tourner» la direction de référence de cet élément sensible. Par un dispositif appelé «moteur-couple», on est en mesure de faire tourner, à la vitesse de précession [oméga], l'élément sensible [...] vis-à-vis du boîtier du gyroscope. Inversement, par un dispositif de contre-réaction [...] il est possible de lier en permanence la direction de l'élément sensible avec le boîtier de l'appareil. Dans ce cas, on a réalisé un nouveau mode de fonctionnement, appelé bouclage gyrométrique. L'appareil ainsi constitué est un gyromètre. Il s’apparente à une balance gyrométrique dans laquelle s’équilibrent, d’une part, la force d’action du moteur-couple et, d’autre part, la force dite de Coriolis induite par la rotation [oméga] du couple boîtier/élément sensible. 1, record 24, French, - dispositif%20de%20contre%2Dr%C3%A9action
Record 24, Spanish
Record 24, Textual support, Spanish
Record 25 - internal organization data 2001-08-21
Record 25, English
Record 25, Subject field(s)
- Flight Instruments and Equipment (Aeroindustry)
- Aircraft Piloting and Navigation
- Navigation Instruments
- Ship Piloting
Record 25, Main entry term, English
- vibrating beam accelerometer
1, record 25, English, vibrating%20beam%20accelerometer
correct
Record 25, Abbreviations, English
- VBA 2, record 25, English, VBA
correct
Record 25, Synonyms, English
Record 25, Textual support, English
Record number: 25, Textual support number: 1 DEF
A linear accelerometer with one or more proof masses constrained by one or more force sensitive beam resonators. The resultant change in oscillation frequency is a function of input acceleration. The resonators are often configured as differential pairs for common mode error rejection. 2, record 25, English, - vibrating%20beam%20accelerometer
Record number: 25, Textual support number: 1 CONT
... in 1991, NRL [Naval Research Laboratory] assisted a defense contractor by using ion implantation to improve the performance of an experimental vibrating beam accelerometer (a guidance instrument). It will result in an increase in guidance reliability and accuracy, as well as a reduction in the weight of guidance systems. 3, record 25, English, - vibrating%20beam%20accelerometer
Record 25, French
Record 25, Domaine(s)
- Instruments et équipement de bord (Constructions aéronautiques)
- Pilotage et navigation aérienne
- Instruments de navigation
- Pilotage des navires
Record 25, Main entry term, French
- accéléromètre à lame vibrante
1, record 25, French, acc%C3%A9l%C3%A9rom%C3%A8tre%20%C3%A0%20lame%20vibrante
correct, masculine noun
Record 25, Abbreviations, French
Record 25, Synonyms, French
- accéléromètre à poutre vibrante 2, record 25, French, acc%C3%A9l%C3%A9rom%C3%A8tre%20%C3%A0%20poutre%20vibrante
correct, masculine noun
Record 25, Textual support, French
Record number: 25, Textual support number: 1 CONT
La précision des centrales à inertie conditionne directement celle de la trajectoire du missile. En effet, la phase du vol pendant laquelle on peut guider le missile se limite à la phase propulsée, qui dure de 100 à 200 secondes, alors que la phase balistique (non propulsée), où le missile est soumis à la seule attraction terrestre, dure [...] de 1 000 à 2 000 secondes. Aujourd’hui, les limites technologiques des centrales inertielles de type pendulaire sont atteintes et il est envisagé d’utiliser d’autres types de capteurs pour améliorer la précision, tels que des accéléromètres à poutre vibrante. 2, record 25, French, - acc%C3%A9l%C3%A9rom%C3%A8tre%20%C3%A0%20lame%20vibrante
Record number: 25, Textual support number: 1 OBS
Il existe depuis une dizaine d’années de petits accéléromètres à coût acceptable. Il existe plusieurs grands principes : Muruta produit le Gyrostar, un prisme excité par piézo, utilisant la force de Coriolis qui donne trois vitesses angulaires. [...] Les autres fabricants utilisent des lames ou poutres vibrantes donnant des accélérations perpendiculaires aux plans de vibration. Un barreau vibrant lesté, est excité par un piézo, un deuxième piézo collé sur la face opposée de la lamelle recueille le signal de vibration. En cas d’accélération perpendiculaire au plan de la lame, la sinusoïde reçue est déformée, le mouvement étant accéléré dans le sens du déplacement, freiné dans l'autre. Les signaux excitation et réponse sont combinés dans un soustracteur, une manipulation donne un signal qui pilote un convertisseur à PWM(Pulse Width Modulation). Le rapport cyclique variable donne l'accélération. 3, record 25, French, - acc%C3%A9l%C3%A9rom%C3%A8tre%20%C3%A0%20lame%20vibrante
Record 25, Key term(s)
- accéléromètre à lames vibrantes
- accéléromètre à poutres vibrantes
- accéléromètre à barreau vibrant
- accéléromètre à barreaux vibrants
Record 25, Spanish
Record 25, Textual support, Spanish
Record 26 - internal organization data 2001-08-15
Record 26, English
Record 26, Subject field(s)
- Astrophysics and Cosmography
- General Mechanics (Physics)
- Navigation Instruments
Record 26, Main entry term, English
- apparent Coriolis acceleration
1, record 26, English, apparent%20Coriolis%20acceleration
correct
Record 26, Abbreviations, English
Record 26, Synonyms, English
Record 26, Textual support, English
Record number: 26, Textual support number: 1 CONT
There is one other indicator that the earth is rotating in space. The fact that low pressure regions spin with an anticlockwise motion in the Southern hemisphere, yet in the Northern hemisphere (the high pressure regions) spin with an anticlockwise motion and vice versa raises the question as to what force is being exerted on these winds. Studies of rotating bodies show there is an apparent Coriolis acceleration, which acts sideways on moving objects. Only a Coriolis type acceleration seems to explain the earth's winds and this could only occur if the earth rotates. The fact that the wind direction is always constant is evidence of the earth's consistent rotation. 2, record 26, English, - apparent%20Coriolis%20acceleration
Record 26, French
Record 26, Domaine(s)
- Astrophysique et cosmographie
- Mécanique générale (Physique)
- Instruments de navigation
Record 26, Main entry term, French
- accélération apparente de Coriolis
1, record 26, French, acc%C3%A9l%C3%A9ration%20apparente%20de%20Coriolis
feminine noun
Record 26, Abbreviations, French
Record 26, Synonyms, French
Record 26, Textual support, French
Record number: 26, Textual support number: 1 OBS
Coriolis(Gustave Gaspard). Ingénieur et mathématicien français [...]. Il a montré, en 1835, que l'expression de l'accélération d’un mobile dans un référentiel donné, en fonction de son accélération dans un second référentiel en rotation par rapport au premier, fait intervenir une accélération complémentaire(appelée aujourd’hui «accélération de Coriolis»), perpendiculaire à la vitesse du mobile dans le second référentiel. C'est ainsi que tous les corps en mouvement à la surface de la Terre sont soumis à une force déviatrice, produite par l'accélération complémentaire due à la rotation terrestre. 2, record 26, French, - acc%C3%A9l%C3%A9ration%20apparente%20de%20Coriolis
Record 26, Key term(s)
- accélération de Coriolis apparente
Record 26, Spanish
Record 26, Textual support, Spanish
Record 27 - internal organization data 2000-12-01
Record 27, English
Record 27, Subject field(s)
- Atmospheric Physics
Record 27, Main entry term, English
- deviated tradewind
1, record 27, English, deviated%20tradewind
proposal
Record 27, Abbreviations, English
Record 27, Synonyms, English
Record 27, Textual support, English
Record 27, Key term(s)
- deviated trade winds
- deviate trade wind
- deviated trade winds
- deviated tradewinds
Record 27, French
Record 27, Domaine(s)
- Physique de l'atmosphère
Record 27, Main entry term, French
- alizé dévié
1, record 27, French, aliz%C3%A9%20d%C3%A9vi%C3%A9
correct, masculine noun
Record 27, Abbreviations, French
Record 27, Synonyms, French
Record 27, Textual support, French
Record number: 27, Textual support number: 1 CONT
Lorsque, par suite des migrations en latitude de la zone de convergence intertropicale, les alizés franchissent l'équateur, leur direction est sensiblement modifiée sous l'influence de la force de Coriolis due à la rotation de la terre, ils prennent alors le nom d’alizés déviés. C'est ce qui se produit en Afrique occidentale et équatoriale entre le front intertropical et l'équateur où les alizés déviés ont une composante d’ouest. 1, record 27, French, - aliz%C3%A9%20d%C3%A9vi%C3%A9
Record 27, Key term(s)
- alizés déviés
Record 27, Spanish
Record 27, Textual support, Spanish
Record 28 - internal organization data 1997-04-08
Record 28, English
Record 28, Subject field(s)
- Fluid Mechanics and Hydraulics (Physics)
- Hydrology and Hydrography
Record 28, Main entry term, English
- Sverdrup's circulation 1, record 28, English, Sverdrup%27s%20circulation
Record 28, Abbreviations, English
Record 28, Synonyms, English
Record 28, Textual support, English
Record 28, French
Record 28, Domaine(s)
- Mécanique des fluides et hydraulique (Physique)
- Hydrologie et hydrographie
Record 28, Main entry term, French
- circulation de Sverdrup
1, record 28, French, circulation%20de%20Sverdrup
feminine noun
Record 28, Abbreviations, French
Record 28, Synonyms, French
Record 28, Textual support, French
Record number: 28, Textual support number: 1 DEF
Courants engendrés par l'action conjuguée des forces de pression au sein du fluide, de la force de Coriolis, et de la force d’entraînement due au vent. 1, record 28, French, - circulation%20de%20Sverdrup
Record 28, Spanish
Record 28, Campo(s) temático(s)
- Mecánica de fluidos e hidráulica (Física)
- Hidrología e hidrografía
Record 28, Main entry term, Spanish
- circulación de Sverdrup
1, record 28, Spanish, circulaci%C3%B3n%20de%20Sverdrup
feminine noun
Record 28, Abbreviations, Spanish
Record 28, Synonyms, Spanish
Record 28, Textual support, Spanish
Record 29 - internal organization data 1995-11-21
Record 29, English
Record 29, Subject field(s)
- Geophysics
Record 29, Main entry term, English
- beta plane
1, record 29, English, beta%20plane
correct
Record 29, Abbreviations, English
Record 29, Synonyms, English
Record 29, Textual support, English
Record number: 29, Textual support number: 1 DEF
Plane which is used to simulate the spherical Earth and in which there is an assumed linear variation of the Coriolis parameter with latitude. 2, record 29, English, - beta%20plane
Record 29, French
Record 29, Domaine(s)
- Géophysique
Record 29, Main entry term, French
- plan bêta
1, record 29, French, plan%20b%C3%AAta
correct, masculine noun
Record 29, Abbreviations, French
Record 29, Synonyms, French
Record 29, Textual support, French
Record number: 29, Textual support number: 1 DEF
En un lieu, plan théorique tangent à la sphère terrestre dans lequel la force de Coriolis en fonction de la latitude est, par approximation, considérée comme linéaire : elle est égale à F : By + Yo, y étant la latitude. 2, record 29, French, - plan%20b%C3%AAta
Record 29, Spanish
Record 29, Campo(s) temático(s)
- Geofísica
Record 29, Main entry term, Spanish
- plano beta
1, record 29, Spanish, plano%20beta
correct, masculine noun
Record 29, Abbreviations, Spanish
Record 29, Synonyms, Spanish
Record 29, Textual support, Spanish
Record number: 29, Textual support number: 1 DEF
Plano en el que hay una supuesta variación lineal del parámetro de Coriolis con la latitud utilizado para simular la esfericidad de la Tierra. 1, record 29, Spanish, - plano%20beta
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