There are provided an electric motor (12) that is driven by an engine (8) to generate power or assists in a drive of the engine (8) by supply of power thereto, a heat exchanger (13) to which cooling air is supplied by a cooling fan (8A), a heat exchanger upstream room (28) positioned upstream of the heat exchanger (13) in a flow direction of the cooling air supplied to the heat exchanger (13), an electricity storage device (30) that stores power or discharges the power therein, and an inverter device (34) for controlling an operation of the electric motor (12). Besides, a radiator (42) for electricity storage device that cools the electricity storage device (30) and a radiator (46) for inverter that cools the inverter device (34) are separately provided to be independent from each other, and the radiator (42) for electricity storage device and the radiator (46) for inverter are arranged in parallel between the heat exchanger (13) and the electricity storage device (30) in the heat exchanger upstream room (28).
ハイブリッド式作業機
2017-05-24
Patent
Elektronische Ressource
Japanisch