航天推进技术研究院主办
LI Jian-jun.Application and characteristic analysis of nickel-chromium and nickel-silicon thermocouple[J].Journal of Rocket Propulsion,2010,36(05):63-68.
镍铬-镍硅热电偶特性分析与应用研究
- Title:
- Application and characteristic analysis of nickel-chromium and nickel-silicon thermocouple
- 文章编号:
- (2010)05-0063-04
- 分类号:
- V433.9-33
- 文献标志码:
- A
- 摘要:
- 以镍铬-镍硅热电偶在火箭发动机试验中的应用为研究对象。对其特性和影响测量的主要因素进行了论述。对镍铬-镍硅热电偶在使用中的劣化问题进行了研究和探讨,结果表明重复使用后的镍铬-镍硅热电偶的劣化是不可避免的,其劣化程度随封装形式、使用温度、直径及使用时间的不同而异,并根据多次试验数据的积累,总结出了相应的处理方法。
- Abstract:
- Taking the application of nickel-chromium and nickel-silicon thermocouple in the rocket engine test as a research object, its characteristic and the main factors of affecting measurement are elaborated, and the degradation existing in the application of the nickel-chromium and nickel-silicon thermocouple is analyzed and discussed. The result shows that the degradation of the nickel-chromium and nickel-silicon thermocouple is unavoidable, and the degradation can be different with its packaging, temperature, diameter and working duration. The K state and preferred oxidation of nickel-chromium and nickel-silicon thermocouple, as well as its effects on measurement are described in this paper. The method of thermocouple treatment is concluded according to the data obtained in the past tests.
参考文献/References:
[1]潘圣铭. 温度计量[M]. 北京: 中国计量出版社, 2001. [2]朱悦. 小型高精度恒温系统的研究[J]. 现代电子技术, 2010, 33(5): 101-103. [3]刘常满. 温度测量与仪表维修问答[M]. 北京: 中国计量出版社, 2000. [4]张棉霞. 热电偶检定及维修技术问答[M]. 北京: 中国计量出版社, 2010. [5]王魁汉. 温度测量技术[M]. 沈阳: 东北工业学院出版社,1992. [6]赵万明. 液氧/煤油发动机试车主要参数测量方法研究[J]. 火箭推进, 2006, 32(5): 51-55. [7]李建军, 薛宁. 液氧平均流量测量研究[J]. 火箭推进, 2010,
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备注/Memo
收稿日期:2010-03-01;修回日期:2010-05-17
作者简介: 李建军(1966—),男,技师 ,研究领域为液体火箭发动机试验测量技术