PROBLEM TO BE SOLVED: To improve fuel consumption efficiency by executing heating with a heater part during battery charging so that temperature rising time to catalyst active temperature is shortened.SOLUTION: It comprises an engine DE using liquid fuel burning, a driving power supply mechanism 20 using electric power supplied from a rechargeable battery 26, an exhaust processing part 30 which is communicated with the engine DE and discharges exhaust gas generated together with burning of the liquid fuel, oxidation catalyst 33 and SCR 36 which are arranged at a middle section of the exhaust processing part 30 and removes impurity included in the exhaust gas and an external battery charging mechanism 40 which is electrically connected with the battery 26 so as to charge external electric power. The external battery charging mechanism 40 comprises a first heater part 43 and a second heater part 44 which heat the oxidation catalyst 33 and the SCR 36 with power accumulated in the battery 26 or external power when the battery 26 is charged with external electric power under a state where each of driving power parts DE, 20 is stopped.SELECTED DRAWING: Figure 1
【課題】バッテリ充電時にヒータ部による加熱を行うことで触媒活性温度への昇温時間を短縮させ、よって、燃費性能の向上を図る。【解決手段】液体燃料の燃焼を利用したエンジンDEと、充電可能なバッテリ26から供給した電力を利用した動力取出機構20と、エンジンDEと連通して液体燃料の燃焼に伴って発生する排出ガスを排気する排気処理部30と、排気処理部30の中途部に配置して排出ガスに含まれる不純物を除去する酸化触媒33及びSCR36と、バッテリ26と電気的に接続して外部電力を充電する外部充電機構40と、を備え、外部充電機構40は、各動力部DE,20が停止している状態で外部電力をバッテリ26に充電している際に、バッテリ26に蓄電した電力又は外部電力により酸化触媒33及びSCR36を加熱する第1ヒータ部43及び第2ヒータ部44を備える。【選択図】図1
PLUG-IN HYBRID VEHICLE
プラグインハイブリッド車両
2018-11-15
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 / F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL , Schalldämpfer oder Auspuffvorrichtungen für Gase von Kraft- und Arbeitsmaschinen oder von Kraftmaschinen allgemein / F02D CONTROLLING COMBUSTION ENGINES , Steuern oder Regeln von Brennkraftmaschinen |