摘要
文章介绍了热电偶温度测量技术,探讨三种传热方式对热电偶涡轮叶片壁面温度测量结果的影响,研究测量结果偏离被测点温度机理。综合考虑三种传热方式,建立热电偶温度测量热平衡模型。根据计算式建立热平衡方程组,求解被测点温度,获得温度测量修正方法。
In this paper,the temperature measurement technology of thermocouple is introduced,the influence of three heat transfer modes on the wall temperature of thermocouple turbine blade is discussed,and the mechanism of temperature deviation from the measured point is studied.Considering the three heat transfer modes comprehensively,the heat balance model of thermocouple temperature measurement is established.According to the calculation formula,a set of thermal equilibrium is established,the temperature of the measured point is solved,and the correction method of temperature measurement is obtained.
出处
《科技创新与应用》
2022年第2期38-40,共3页
Technology Innovation and Application
基金
沈阳航空航天大学大学生创新训练项目(编号:X202110143047)资助。
关键词
涡轮叶片
温度偏离机理
热平衡模型
温度修正方法
turbine blade
temperature deviation mechanism
thermal equilibrium model
temperature correction method
