A hybrid working machine includes an engine, an assist motor configured to assist the engine, a hydraulic pump driven by the engine, an electric power accumulating unit configured to feed the assist motor with electric power, an electric-discharge electric motor configured to perform power running with electric power of an electric power accumulator of the electric power accumulating unit, an electric-discharge hydraulic motor connected to the electric-discharge electric motor, and a hydraulic circuit configured to control driving of the electric-discharge hydraulic motor. The hydraulic circuit includes a circulation circuit configured to be connected to a hydraulic feed port and a hydraulic discharge port of the electric-discharge hydraulic motor and a selector valve configured to perform such switching as to connect the electric-discharge hydraulic motor to the circulation circuit at a time of performing an electric discharge operation.
Hybrid working machine
Hybridarbeitsmaschine
Machine de travail hybride
10.05.2017
Patent
Elektronische Ressource
Englisch
IPC: | B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion / F16H Getriebe , GEARING / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / E02F Baggern , DREDGING |
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