- vacuum advance
- вакуум-коррекция (регулирование угла опережения зажигания по разрежению во впускном коллекторе)
Большой англо-русский и русско-английский словарь. 2001.
vacuum advance
Смотреть что такое "vacuum advance" в других словарях:
vacuum advance — A mechanism on the side of the distributor that automatically varies the instant at which the spark occurs as a function of intake manifold vacuum. Vacuum advance provides the additional advance that is needed when the engine is operating at part … Dictionary of automotive terms
vacuum advance mechanism — See vacuum advance … Dictionary of automotive terms
vacuum advance unit — See vacuum advance … Dictionary of automotive terms
ported vacuum advance — (PVA) A series of restriction devices between the distributor advance unit and the carburetor advance port to ensure that there is no vacuum advance during idle, but increasing ignition advance as the throttle opens … Dictionary of automotive terms
control vacuum advance — See speed control vacuum advance … Dictionary of automotive terms
speed control vacuum advance — A system which cuts off vacuum ignition advance when a car is cruising at low speeds, typically under 35 mph; for this purpose, a solenoid operated valve is hooked into the distributor advance vacuum line, which is governed by a speed dependent… … Dictionary of automotive terms
advance — [1] The act of changing the ignition timing so that the spark occurs earlier in the cycle. The opposite is retard. [2] It may refer to the device which makes this adjustment. Also see automatic advance centrifugal advance electronic spark advance … Dictionary of automotive terms
Vacuum switch — Prior to effective engine computers, engine vacuum was used for many functions in an automobile. Vacuum switches were employed to regulate this flow, and were commonly controlled by temperature, solenoids, mechanically, or directly. They operated … Wikipedia
vacuum delay valve — (VDV) a valve used by GM to bleed ported vacuum to the vacuum advance unit through a small orifice and control vacuum advance rate. Used to retard or delay the application of a vacuum signal. Also called delay valve … Dictionary of automotive terms
vacuum — An enclosed area in which the air pressure is below that of the surrounding atmospheric pressure. See air valve carburetor constant vacuum manifold vacuum ported vacuum advance pulse vacuum hublock venturi vacuum … Dictionary of automotive terms
vacuum retard delay valve — (VRDV) delays a decrease in vacuum at the distributor vacuum advance unit when the source vacuum decreases. Used to delay release of vacuum from a diaphragm a momentary vacuum trap … Dictionary of automotive terms
