PROBLEM TO BE SOLVED: To provide a control apparatus for a vehicular power transmission device, the apparatus that suppresses the activation of an electric oil even in a case where the engine of the vehicle is stopped, thus suppressing the deterioration of fuel economy of the vehicle system and shortening a period where an operational noise is generated in the oil pump.SOLUTION: In a vehicle in travel, an electric oil pump 42 is activated in a case where a state of lubrication shortage in a power transmission device is predicted, rather than the electric oil pump 42 is always activated, when an engine 12 is stopped, and therefore a state of lubrication shortage in the power transmission device is avoided even in the case of the engine 12 being stopped. Further, the electric oil pump 42 is not activated unnecessarily, and therefore it is possible to suppress deterioration of fuel economy in a vehicle system and suppress discomfort from giving to a passenger of a hybrid vehicle 10 due to generation of an operational noise of the electric oil pump 42.SELECTED DRAWING: Figure 3
【課題】車両のエンジンが停止している場合であっても、電動式オイルポンプの作動が抑制され、車両システムの燃費の悪化、および、電動式オイルポンプの作動音発生期間が短縮される車両用動力伝達装置の制御装置を提供する。【解決手段】走行中の車両において、エンジン12の停止時に、一律に電動オイルポンプ42が作動させられるのではなく、動力伝達装置内で潤滑油欠乏状態となることが予測される場合に電動式オイルポンプ42が作動させられるので、エンジン12が停止している場合であっても動力伝達装置内で潤滑油欠乏状態が解消されるとともに、不要なときに電動式オイルポンプ42が起動させられないので、車両システムの燃費の悪化が抑制され、電動式オイルポンプ42の作動音が発生してハイブリッド車両10の搭乗者に違和感を与えることも抑制される。【選択図】図3
CONTROL APPARATUS FOR VEHICULAR POWER TRANSMISSION DEVICE
車両用動力伝達装置の制御装置
2017-04-13
Patent
Electronic Resource
Japanese
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 / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / F01M Schmierung von Kraft- und Arbeitsmaschinen oder Kraftmaschinen allgemein , LUBRICATING OF MACHINES OR ENGINES IN GENERAL |
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