| 电泵联锁启动过程中快切动作分析及处理 |
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| 引用本文： | 李建河,叶朋珍,汪广玲,杨文生.电泵联锁启动过程中快切动作分析及处理[J].安徽电气工程职业技术学院学报,2014(3):30-35. |
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| 作者姓名： | 李建河 叶朋珍 汪广玲 杨文生 |
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| 作者单位： | 皖能铜陵发电有限公司,安徽 铜陵,244012;皖能铜陵发电有限公司,安徽 铜陵,244012;皖能铜陵发电有限公司,安徽 铜陵,244012;皖能铜陵发电有限公司,安徽 铜陵,244012 |
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| 摘 要： | 文章针对皖能铜陵发电公司#3机组发生的三次跳机事故中的快切动作过程进行分析,通过分析及试验论证了电泵联锁启动过程中发生快切,引起6kV母线电压降低,从而导致400V电压降低,400V辅机控制回路的交流接触器返回后辅机跳闸的原因,并提出了相应的处理方法。
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| 关 键 词： | 快切 电泵 残压 交流接触器 辅机跳闸 |
Analysis and Treatment of Fast Switch During Electric Pump Interlock Startup |
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| LI Jian-he,YE Peng-zhen,WANG Guang-ling,YANG Wen-sheng.Analysis and Treatment of Fast Switch During Electric Pump Interlock Startup[J].Journal of Anhui Electrical Engineering Professional Technique College,2014(3):30-35. |
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| Authors: | LI Jian-he YE Peng-zhen WANG Guang-ling YANG Wen-sheng |
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| Affiliation: | ( Wenergy Tongling Power Generation Co., Ltd., Tongling 244012, China) |
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| Abstract: | This paper analyzes the fast switch action process in the three accidents of the generator tripping happended in Wenergy Tongling Power Generation Co ., Ltd.#3 unit.Through the analysis and the test , it is proved that the reason of the fast switch action during the electric pump interlock startup , causing the 6kV bus voltage to reduce , then resulting in the decrease of the 400V voltage, the auxiliary generator tripping after the AC contactor return of the 400 V auxiliary generator control circuit .And the corresponding processing methods are put forward . |
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| Keywords: | fast switch electric pump residual voltage AC contactor auxiliary generator tripping |
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