CPC F02D 41/042 (2013.01) [F02D 19/021 (2013.01); F02D 2041/1472 (2013.01)] | 4 Claims |
1. A controller for a hydrogen engine, the controller comprising control circuitry configured to:
perform, after a stop request for the hydrogen engine, a water reduction process that reduces a proportion of water vapor in exhaust gas; and
stop the hydrogen engine after operating the hydrogen engine with the water reduction process executed, wherein
the hydrogen engine includes a forced induction device, and
the water reduction process sets a valve overlap amount of an intake valve and an exhaust valve of the hydrogen engine to be higher than the valve overlap amount obtained before the stop request.
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