A summary of laser ignition technology
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摘要: 综述了激光点火技术的原理、系统组成及最新进展.讨论了影响激光点火的因素.提出了一种小型化激光多点点火系统构想,将微机械光开关、微机械分光器等微电子机械系统器件引进到激光点火系统中,提高了激光点火系统的安全性,减小了体积.指出现阶段激光点火技术遇到的困难,未来研究工作应关注点火过程的理论研究及降低点火能量阈值的方法.Abstract: The principle of laser ignition,the basic setup and recent progress of laser ignition system were summarized.All the major factors affecting laser ignition were discussed.Then a framework of a minimized multiple-point laser ignition system is presented,and microdectromc machine system(MEMS) device were introduced into laser ignition system,such as MEMS optical switches and MEMS optical splitters,which could enhance the safety and reduce the system size.Finally,all the difficulties and problems involved in laser ignition were offered.A conclusion was made that the future research work should be focused on the theory study of ignition process and the methods to decrease the ignition energy threshold.
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