| 大型汽轮发电机转子护环热套应力测试技术研究 |
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| 引用本文： | 程光伟,何思龙.大型汽轮发电机转子护环热套应力测试技术研究[J].实验力学,1993,8(2):137-145. |
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| 作者姓名： | 程光伟 何思龙 |
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| 作者单位： | 东方电机厂，成都科技大学 德阳，618000，成都，610065 |
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| 摘 要： | 本文简要介绍了高温应变测量原理和技术在大型汽轮发电机转子护环热套应力测试中的成功应用.在现场测试工作中摸索出的热应力测试技术和方法是行之有效的,而且获得了满意的试验成果,探明了护环热套应力随温度变化的分布规律,为护环热强度性能和损伤机理的深入研究提供了实验依据.这一成功的测试技术,具有较大的工程意义.
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| 关 键 词： | 汽轮发电机 转子 护环 热应力 |
Stress Determination about Heat Sleeve of Rotor Retaining Ring in Large Turbogenerator |
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| Cheng Guangwei Dongfang Electrical Machinery Works He Silong Cheng University of Science and Technology.Stress Determination about Heat Sleeve of Rotor Retaining Ring in Large Turbogenerator[J].Journal of Experimental Mechanics,1993,8(2):137-145. |
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| Authors: | Cheng Guangwei Dongfang Electrical Machinery Works He Silong Cheng University of Science and Technology |
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| Institution: | Cheng Guangwei Dongfang Electrical Machinery Works He Silong Cheng University of Science and Technology |
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| Abstract: | The technique and its principle of high temperature strain measurement are introduced to determine heat sleeve stress about rotor retaining ring of large turbogenerator.This method is very effective and has been applied in site measurement with satisfactory experimental results.The relation between heat sleeve stress and temperature is found.These can be served for further study of heat strensth and damage mechanism of retaining ring. |
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| Keywords: | high temperature strain measurement rotor retaining ring of turbogenerator distribution of heat sleeve stress |
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