Vehicle engine with two exhaust gas turbo chargers, has first turbo charger connected to bypass pipe containing bypass valve

摘要

The first turbo charger (18) is connected to a bypass pipe (50) linking a first exhaust line section (38) supplying exhaust gases to this turbo charger to a second exhaust line section (42) for exhaust gases from this turbo charger. The bypass pipe contains a bypass valve (52). The first exhaust line section contains a check valve (54). The two turbo chargers are connected in parallel with each other in the exhaust line (16).