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backpressure

[bak-presh-er] /ˈbækˌprɛʃ ər/
noun
1.
a resistant pressure exerted by liquid or gas against the forward motion or flow of an exhaust or pipe system:
Careful control of backpressure ensures an even supply of oil from the well.
Also, back pressure.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for backpressure
  • If exhaust backpressure exceeds certain thresholds, the operator is notified that maintenance is needed.
  • These sources of backpressure can supply higher water pressures than the incoming water supply and cause a reverse flow of water.
  • For instance, backpressure backflow may take place if the public water supply is connected to a high-pressure boiler.
  • Excessive backpressure can cause the engine to stall, thereby terminating vehicle operation.
  • There are two types of backflow: back-siphonage and backpressure.
  • There are two types of backflow: backpressure backflow and back-siphonage.
  • Once the exhaust gas backpressure reaches a preset value the system automatically activates the diesel post-injection.
  • backpressure occurs when the user system is operating at a higher pressure than the water supply system.

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