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4D SEISMIC [2 records]
Record 1 - internal organization data 2009-08-07
Record 1, English
Record 1, Subject field(s)
- Seismic Prospecting
- Geological Prospecting
- Oil and Natural Gas Extraction
Record 1, Main entry term, English
- time-lapse seismic
1, record 1, English, time%2Dlapse%20seismic
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- 4D seismic 2, record 1, English, 4D%20seismic
correct
- 4-D seismic 3, record 1, English, 4%2DD%20seismic
Record 1, Textual support, English
Record number: 1, Textual support number: 1 CONT
Three-dimensional (3D) seismic surveys utilise 2D grids of seismic sources and receivers deployed on the ground surface. The seismic response of the ground is recorded as a time series corresponding to each source-receiver pair, and the wave propagation time becomes the third dimension of the data set. ... If a 3D seismic survey is repeated at several time intervals, this historical time (as opposed to the wave propagation time) becomes a fourth dimension, hence the name 4D or time-lapse seismic. The 4D approach allows a detailed description of the evolution of the reservoir, but the overall cost of the survey escalates rapidly by repeating conventional 3D surveys. 4, record 1, English, - time%2Dlapse%20seismic
Record number: 1, Textual support number: 1 PHR
Time-lapse seismic data, experiment, measurement, modeling, response, result, survey, test. 5, record 1, English, - time%2Dlapse%20seismic
Record 1, Key term(s)
- time lapse seismic
Record 1, French
Record 1, Domaine(s)
- Prospection sismique
- Prospection géologique
- Extraction du pétrole et du gaz naturel
Record 1, Main entry term, French
- sismique 4D
1, record 1, French, sismique%204D
correct, feminine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- sismique répétitive 2, record 1, French, sismique%20r%C3%A9p%C3%A9titive
correct, feminine noun
- sismique répétée 3, record 1, French, sismique%20r%C3%A9p%C3%A9t%C3%A9e
correct, feminine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
Afin d'obtenir une image plus précise et plus fiable du sous-sol, on emploie la technique de la sismique 3D [...] Elle permet même souvent de repérer directement les hydrocarbures dans les couches géologiques. Les récepteurs sont placés en nappes afin de construire une image du sous-sol en volume (en trois dimensions). La technique de la sismique 4D va plus loin encore, en faisant intervenir la quatrième dimension : le temps. Sur un gisement en production, on effectue plusieurs enregistrements successifs de sismique 3D, à intervalles de temps réguliers. La comparaison des enregistrements permet ensuite de suivre l'évolution du gisement pendant sa production. 4, record 1, French, - sismique%204D
Record 1, Key term(s)
- séismique 4D
- séismique répétitive
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Prospección sísmica
- Prospección geológica
- Extracción de petróleo y gas natural
Record 1, Main entry term, Spanish
- sísmica 4D
1, record 1, Spanish, s%C3%ADsmica%204D
correct, feminine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
- sísmica de repetición 2, record 1, Spanish, s%C3%ADsmica%20de%20repetici%C3%B3n
correct, feminine noun
- sísmica con lapso de tiempo 3, record 1, Spanish, s%C3%ADsmica%20con%20lapso%20de%20tiempo
correct, feminine noun
Record 1, Textual support, Spanish
Record number: 1, Textual support number: 1 CONT
[...] los grupos de producción pueden utilizar levantamientos sísmicos aplicando la técnica de lapsos de tiempo - sísmica 4D - a fin de rastrear cambios de saturación y de presión, para un mejor emplazamiento de los pozos de relleno [...] 2, record 1, Spanish, - s%C3%ADsmica%204D
Record 2 - internal organization data 2006-01-25
Record 2, English
Record 2, Subject field(s)
- Seismic Prospecting
- Geological Prospecting
- Oil and Natural Gas Extraction
Record 2, Main entry term, English
- 4D seismic technology
1, record 2, English, 4D%20seismic%20technology
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
- time-lapse seismic technology 2, record 2, English, time%2Dlapse%20seismic%20technology
correct
Record 2, Textual support, English
Record number: 2, Textual support number: 1 CONT
Time-lapse (or 4D) seismic is a reservoir monitoring technology that has matured to the point where it can be considered a reliable reservoir surveillance tool. By analyzing differences of multiple seismic surveys acquired over a producing reservoir and by integration with conventional reservoir monitoring tools, 4D seismic data can provide valuable insight on dynamic reservoir properties such as fluid saturation, pressure, and temperature. Many published case studies demonstrate that 4D seismic technology can optimize reservoir management and improve production efficiency. 3, record 2, English, - 4D%20seismic%20technology
Record number: 2, Textual support number: 2 CONT
As an oilfield can carry on producing oil and/or gas for more than 50 years, reservoirs can also benefit from regular check-ups to stay healthy and productive. One of the best ways of finding out whether an oilfield is healthy and performing as predicted is to use "4D seismic" technology - the fourth dimension being time. 4, record 2, English, - 4D%20seismic%20technology
Record 2, Key term(s)
- time lapse seismic technology
Record 2, French
Record 2, Domaine(s)
- Prospection sismique
- Prospection géologique
- Extraction du pétrole et du gaz naturel
Record 2, Main entry term, French
- technologie sismique quadridimensionnelle
1, record 2, French, technologie%20sismique%20quadridimensionnelle
feminine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
Record 2, Textual support, French
Record number: 2, Textual support number: 1 CONT
[...] la technologie sismique bidimensionnelle sert à localiser les structures. Cette technologie se révèle d'une importance considérable pour les géologues, car elle leur permet d'acquérir une connaissance générale initiale, notamment en ce qui a trait à l'emplacement des réserves pétrolières. [...] la technologie sismique tridimensionnelle [...] est utilisée pour établir un programme de forage. Le processus est plutôt axé sur une exploration qui permet de recueillir des données de haute résolution. La technologie sismique quadridimensionnelle est nouvelle. Elle permet de définir une ressource une fois qu'elle a été repérée, extraite et produite. Cette technologie vise à déterminer la meilleure manière de maximiser la ressource au fil du temps. 1, record 2, French, - technologie%20sismique%20quadridimensionnelle
Record 2, Key term(s)
- technologie séismique quadridimensionnelle
Record 2, Spanish
Record 2, Textual support, Spanish
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