TERMIUM Plus®
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ATTENUATEUR DISSIPATIF [1 record]
Record 1 - internal organization data 1999-05-11
Record 1, English
Record 1, Subject field(s)
- Building Insulation and Acoustical Design
- HVAC Distribution Systems
- Building Ventilation
Record 1, Main entry term, English
- dissipative muffler
1, record 1, English, dissipative%20muffler
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- absorption silencer 2, record 1, English, absorption%20silencer
correct
- absorption-type attenuator 3, record 1, English, absorption%2Dtype%20attenuator
correct
- absorption attenuator 4, record 1, English, absorption%20attenuator
Record 1, Textual support, English
Record number: 1, Textual support number: 1 CONT
Dissipative mufflers absorb acoustic energy by the use of sound absorptive linings or baffles inside the muffler. 3, record 1, English, - dissipative%20muffler
Record number: 1, Textual support number: 2 CONT
Most sound attenuators for fan noise are of the absorption type because this type has broad-band attenuation characteristics. Resonator-type attenuators ... are less widely used than the absorption-type attenuators .... 3, record 1, English, - dissipative%20muffler
Record 1, French
Record 1, Domaine(s)
- Isolation et acoustique architecturale
- Distribution et évacuation (chauffage et conditionnement d'air)
- Ventilation (Construction)
Record 1, Main entry term, French
- silencieux dissipatif
1, record 1, French, silencieux%20dissipatif
correct, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- atténuateur dissipatif 2, record 1, French, att%C3%A9nuateur%20dissipatif
correct, masculine noun
- silencieux à absorption 2, record 1, French, silencieux%20%C3%A0%20absorption
correct, masculine noun
- atténuateur à absorption 2, record 1, French, att%C3%A9nuateur%20%C3%A0%20absorption
correct, masculine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Silencieux transformant en énergie thermique l'énergie acoustique rayonnée par une source. 3, record 1, French, - silencieux%20dissipatif
Record number: 1, Textual support number: 1 CONT
Les atténuateurs sont (...) en général des éléments de conduite qui ne restituent à leur sortie qu'une partie du bruit présent à l'entrée : on dit qu'ils créent une "perte par insertion". Celle-ci est obtenue : soit par absorption, un absorbant (...) permettant la transformation de l'énergie acoustique en chaleur (les silencieux à absorption sont appelés, à ce titre, dissipatifs); soit par effet de résonance (atténuateurs réactifs) (...) 2, record 1, French, - silencieux%20dissipatif
Record 1, Spanish
Record 1, Textual support, Spanish
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© Public Services and Procurement Canada, 2026
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
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