| 水轮机空化的超声监测技术研究 |
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| 引用本文： | 田浩,于石生. 水轮机空化的超声监测技术研究[J]. 无损检测, 2003, 25(5): 250-251,278 |
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| 作者姓名： | 田浩 于石生 |
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| 作者单位： | 哈尔滨工业大学,哈尔滨,150001 |
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| 摘 要： | 简要介绍水轮机空化现象的超声检测原理和方法，给出了一组试验结果，表明超声法优于传统的能量法，超声法中空化噪声强度法优于噪声脉冲计数法。
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| 关 键 词： | 超声检验 噪声监测 水轮机 空化 腐蚀 |
| 文章编号： | 1000-6656(2003)05-0250-02 |
RESEARCH ON ULTRASONIC DETECTION OF HYDRAULIC TURBINE CAVITATION |
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| TIAN Hao,YU Shi sheng. RESEARCH ON ULTRASONIC DETECTION OF HYDRAULIC TURBINE CAVITATION[J]. Nondestructive Testing, 2003, 25(5): 250-251,278 |
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| Authors: | TIAN Hao YU Shi sheng |
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| Abstract: | The principle and method of ultrasonic detection of hydraulic turbine cavitation were introduced. A group of testing results given showed that ultrasonic technique was better than power technique and noise intensity testing method was better than noise impulse counting method. |
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| Keywords: | Ultrasonic testing Noise monitor Hydraulic turbine Cavitation erosion |
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