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天然气发动机回火故障试验研究

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多年来,天然气发动机存在运行回火问题。由于偶发性,不易排查,对发动机造成很大的危害;针对天然气发动机在加载560kW负荷中出现回火停车的故障,通过示波器及燃烧分析仪(KIBOX)仪器研究点火及气缸压力情况。结果发现,在发动机运行过程中,高频的出现点火异常情况,导致气缸内压力升高,呲破气缸垫,回火停车。最终通过更改程序,顺利解决了高频点火异常问题。
Experimental Study on Tempering Failure of Natural Gas Engine
For many years,natural gas engines have had the problem of operation tempering.Because of the accident,it is not easy to investigate,causing great harm to the engine;The ignition and cylinder pressure of natural gas engine were studied by oscilloscope in view of the failure of tempering stop in the load of 560kW.The results show that in the process of engine operation,high frequency ignition anomalies occur,resulting in the in-crease of pressure in the cylinder,the cylinder pad is broken,and the engine stops.Finally,by changing the pro-gram,the problem of high frequency ignition anomaly is solved smoothly.

Natural gas engineTemperingIgnition

山曙光、马令然、张海涵、孙振杰、廖生海

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潍柴动力股份有限公司,山东潍坊 261000

天然气发动机 回火 点火

2024

内燃机与配件
石家庄金刚内燃机零部件集团有限公司

内燃机与配件

影响因子:0.095
ISSN:1674-957X
年,卷(期):2024.(11)
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