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文中叙述了用改变喷咀密封带结构提高喷油器使用性能稳定性的新技术方法,分析了针阀与阀座锥角之间的相互关系,给出了一种新研制喷咀针阀和阀座的结构参数,并介绍了新结构的喷咀和现批量生产的喷咀在汽车上的行驶试验结果。
This paper describes a new technique and method to improve the stability of injector performance by changing the structure of nozzle seal. The relationship between needle valve and seat cone angle is analyzed. A new nozzle needle valve and Seat structure parameters and introduced the new structure of the nozzle and the nozzle is now mass production test results in the car.