| 摘要 |
PROBLEM TO BE SOLVED: To easily increase an output of a bi-fuel engine.SOLUTION: A supercharging device of a bi-fuel engine 10 includes a supercharger 31 using gas fuel and liquid fuel as fuel, and supercharging a large quantity of suction air to a combustion chamber of the engine 10 by driving a compressor 31A arranged in an intake passage 30 of the engine 10 by an output shaft of the engine 10 or an electric motor, performs supercharging by the compressor 31A of the supercharger 31 when using the gas fuel, and does not perform the supercharging by the compressor 31A of the supercharger 31 when using the liquid fuel. |
