| 摘要 |
A fuel heat recovery system and control valve therefor for use in the fuel system of a diesel engine wherein the fuel system includes a fuel tank connected by a supply conduit means, including at least one fuel filter and a fuel pump to the engine. The fuel pump is used to supply fuel at a predetermined pressure to a plurality of fuel injectors of the engine, the fuel injectors also being connected to a fuel return conduit whereby fuel supplied to the injectors in excess of that injected by the injectors can be returned to the fuel tank, this excess or surplus fuel normally being heated by the engine. A temperature responsive fuel flow control valve is connected to the fuel return conduit upstream of the fuel tank and to the supply conduit between the fuel tank and the fuel filter whereby to control the flow of the heated surplus fuel for flow either back to the supply tank or back to the engine as a function of the temperature of fuel being supplied to the engine.
|
