At the core of it, this phenomenon sometimes follows a compressor surge, where there's too much turbo-compressed air, but the engine can't use it. A blowoff (or recirculating) valve is designed to ...

Compressor surge occurs when you suddenly ... They might need a bypass (aka diverter or recirculating) valve instead. They both accomplish the same task but there's a big difference in how they ...

The Exhaust Gas Recirculation (EGR) valve sends some of the exhaust gas back into the cylinders to reduce combustion temperature. This is required because nitrous oxides (nasty pollutants ...

This produces a pronounced chattering or fluttering noise as the compressor chops through ... In factory applications, quiet recirculating valves - sometimes called diverters - are used; these ...

EGR stands for exhaust gas recirculation, a vehicle emissions control concept used in both gasoline and diesel engines. The EGR valve — which works differently depending on how old the car is ...

Möller says that although the compressor (featuring ... elimination of the throttle valve and its pumping losses, in-cylinder exhaust-gas recirculation—to novel ideas such as divided exhaust ...