pop-off valve

(redirected from Blow-off valve)
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pop-off valve

A safety valve that releases gas into the atmosphere from a ventilator circuit when the pressure in the circuit exceeds a known, safe level.
See also: valve
References in periodicals archive ?
The PCM has been calibrated for increased wide-open throttle and part- throttle boost, more aggressive exhaust note during deceleration, improved turbo response, enhanced first-gear boost schedule for a higher performance launch, a boost hold feature during wide-open throttle shifts and optimized calibration for the Mopar Performance Blow-Off Valve (Part Number: P4510548 - sold separately).
The blow-off valve is designed to prevent both premature boost leakage and compressor surge.
Standard features include manual pressure control and blow-off valves.
The 'No Pain Barrier' is unique in the way it absorbs the energy by transferring air from the impacted area into the rest of the fence, rather than by blow-off valves situated in individual sections.
The model is equipped with upgraded turbo chargers with new external waste-gates and blow-off valves.