Patent ID: 6484499
Filing Date: 2002-11-26
Classification: F01N,F02B,F02D,F02M,Y02T

Abstract:
An internal combustion engine, comprising:a plurality of combustion cylinders; a first exhaust manifold and a second exhaust manifold, each said first exhaust manifold and said second exhaust manifold coupled with a different plurality of said combustion cylinders; at least one intake manifold, each said intake manifold coupled with a plurality of said combustion cylinders; a first turbocharger including a first turbine having an inlet and an outlet, and a first compressor having an inlet and an outlet, said first turbine inlet having a controllable variable intake nozzle fluidly coupled with said first exhaust manifold; and a second turbocharger including a second turbine having an inlet and an outlet, and a second compressor having an inlet and an outlet, said second turbine inlet having a controllable variable intake nozzle fluidly coupled with said second exhaust manifold, said second compressor inlet fluidly coupled with said first compressor outlet.