| 摘要 |
A fuel system for an internal combustion spark ignition engine (27) is provided with a unit (14) for pre-mixing liquid fuel with a part of the total air charge, a spray nozzle (43 117) through which the mixed air/fuel is passed, a heat exchanger (48 102) for heating the mixed air/fuel issuing from the spray nozzle (43 117) to produce a gas and a conduit (49 118) for conveying the gas to the inlet manifold (31 103) of the engine (27) where it mixes with the remainder of the air charge.
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