| 摘要 |
An exhaust turbocharger system comprising a first turbocharger 30 having an inlet fed from an exhaust manifold 12 of an internal combustion engine 10, a second turbocharger 40 having an inlet fed from said exhaust manifold via a first control valve V1, a divided scroll third turbocharger 60 having one scroll in direct communication with the turbine outlet of said first turbocharger and a second scroll in direct communication with the turbine outlet of said second turbocharger, and a second control valve V2 having an inlet from the respective outlet of each of the first and second turbochargers, the valve outlet of the second flow control valve being connected to an exhaust. The first and second turbochargers may be variable geometry turbochargers. The third turbocharger may comprise a turbine wheel with two scrolls only wherein the two scrolls are arranged side by side. |
