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TOYOTA HYBRID SYSTEM EV WORLD.COM(丰田混合动力系统EV WORLD.COM).pdf

发布:2017-08-30约7.21万字共24页下载文档
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TOYOTA HYBRID SYSTEM Contents Introduction 1 What is a Hybrid System ? 2 Three Objectives of THS II Development 4 How the THS II System Works 5 High-voltage systems—motor and generator 6 Power Control Unit, Battery and Regenerative Braking System 8 Hybrid Transmission 10 Engine 12 System Control 14 Output Enhancement 18 In-house Development and Production 19 Specifications of New Hybrid System 20 The new Prius features THS II, Toyota’s next-generation hibrid technology Introduction New levels of environmental power performance compatibility based on the concept of Hybrid Synergy Drive At the 2003 New York Auto Show, TMC President Cho unveiled the all-new Prius with THS II, a “Hybrid Synergy Drive” concept that delivers both higher power and greater fuel economy than the previous Prius. In search of the ultimate eco-car Toyota’s mission has always been to provide clean and safe products. Thus, the company has positioned the environment as one of its most important issues and has been working toward creating a prosperous society and a world that is comfortable to live in. With this goal in mind, Toyota has been actively developing various new technologies from the perspective of achieving energy security and diversifying energy sources, which is necessitated by the dwindling supply of petroleum resources. For example, in motive power sources for automobiles alone, we have been continuously improving conventional engines and have developed and commercialized lean-burn gasoline engines, direct injection gasoline engines and common rail direct-injection diesel engines, Toyota Hybrid System II (THS II) etc. We have also been modifying engines so that they can use alternative fuels, such as compressed natural gas (CNG), instead of gasoline or light oil, and have been installing these engines in commerci
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