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雷克萨斯NX200t车搭载8AR-FTS发动机,该款发动机集可变气门正时智能广角(VVT-i W)、双燃油喷射(D-4S)、双涡管涡轮增压器及气缸盖集成排气管等技术于一体,具有良好的动力性、经济性及排放净化性。目前搭载该款发动机的车型还有广汽丰田汉兰达、一汽丰田新皇冠等。下面笔者以雷克萨斯NX200t车为例,详细介绍8ARFTS发动机涡轮增压系统。1 8AR-FTS发动机涡轮增压系统的组成及工作原理
Lexus NX200t car equipped with 8AR-FTS engine, which combines variable valve timing intelligent wide-angle (VVT-iW), dual fuel injection (D-4S), twin scroll turbocharger and cylinder head integrated exhaust pipe And other technologies in one, with good power, economy and emission purification. Currently equipped with the engine models are Guangzhou Automobile Toyota Highlander, FAW Toyota New Crown and so on. The following Lexus NX200t car as an example, detailing 8ARFTS engine turbocharging system. 1 8AR-FTS engine turbo system composition and working principle