| 关于金属蜗壳和座环打压试验必要性的讨论 |
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| 引用本文： | 米毓德.关于金属蜗壳和座环打压试验必要性的讨论[J].大电机技术,1989(1):43-48. |
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| 作者姓名： | 米毓德 |
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| 作者单位： | 哈尔滨大电机研究所 |
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| 摘 要： | 在分析构件应力状态基础上，通过总结已做的打压试验，从设计、制造和安装出发，考虑蜗壳和座环今后结构的发展趋势，参照国外近年来发表的有关文献，作者提出：在保证焊接质量并认真进行焊缝检验的条件下不可不进行劳民伤财的蜗壳座环现场打压试验。
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| 关 键 词： | 水轮机 金属蜗壳 座环 打压试验 |
The Discussion of Necessary about Pressure Test on Metallic Spiral Case and Stay Ring |
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| MI Yude.The Discussion of Necessary about Pressure Test on Metallic Spiral Case and Stay Ring[J].Large Electric Machine and Hydraulic Turbine,1989(1):43-48. |
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| Authors: | MI Yude |
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| Affiliation: | Harbin Research Institute of Large Electrical Machinery |
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| Abstract: | Based on the analysis of stress condition of spiral case and stay ring, summarizing some pressure test, considering the development tendency of spiral case and stay ring here after, and by the references published in foreign companies, here the author suggests that the expensive pressure test is no longer need at work site when the welding quality is guaranteed. |
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| Keywords: | spiral case stay ring pressure test |
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