发动机启停系统的结构组成及工作原理

摘 要：STOP&START简称STT，是车辆在行驶过程中节能减排的一种技术。STT是一套控制发动机启动和停止的系统，是现在汽车的一个重要辅助功能的组成部分，它影响汽车的燃油经济性。本文主要讲述了发动机启停技术发展过程、部件组成和工作原理等，着重介绍了启停系统的主要组成元件、工作原理。

关键词：启动系统 停止系统 工作原理 工作条件

The Structural Composition and Working Principle of The Engine Start-Stop System

Hua Yongxing

Abstract：STOP&START is abbreviated as STT， which is a technology for energy saving and emission reduction during vehicle driving. STT is a system that controls the start and stop of the engine. It is a component of an important auxiliary function of the current car. It affects the fuel economy of the car. This article mainly describes the engine start-stop technology development process， component composition and working principle， etc.， focusing on the main components and working principles of the start-stop system.

Key words：start system， stop system， working principle， working conditions

1 發动机启停技术简介

发动机启停技术简称STT。