Method and apparatus for producing a homogeneous exhaust gas mixture in an exhaust system for an internal combustion engine having two banks of cylinders

摘要

PCT No. PCT/DE87/00576 Sec. 371 Date May 11, 1989 Sec. 102(e) Date May 11, 1989 PCT Filed Dec. 4, 1987 PCT Pub. No. WO88/04358 PCT Pub. Date Jun. 16, 1988.In producing a homogeneous exhaust gas mixture equal portions of the exhaust stream from one cylinder bank and the exhaust stream from a second cylinder bank are combined and then fed to two catalysts. A lambda probe to control the fuel-air ratio is disposed in the path leading to one of the catalysts.