Quote:
Originally Posted by mrg666
When throttle is open on power demand, valve closes and directs boost to intake manifold. So it doesn't matter whether the valve would dump or recirculate since throttle is open and valve is closed. If the throttle is closed, valve opens meaning that power demand is low, i.e. engine is either idling or working at low rpm. Again, it doesn't matter whether the valve is dumping or recirculating the boost when the valve is open in no power demand. Why do you guys believe recirculation decreases the power? It doesn't make sense.
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You are thinking of a diverter valve and BOV. Those are not wastegates. The wastegate is what dumps exhaust gases around the turbine to keep boost at the requested level. It has nothing to do with the intake.