| 数字电调系统中调门突开原因分析 |
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| 引用本文： | 曾爱平. 数字电调系统中调门突开原因分析[J]. 水利电力机械, 2011, 0(11): 23-27 |
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| 作者姓名： | 曾爱平 |
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| 作者单位： | 湖南华电长沙发电有限公司,湖南长沙410203 |
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| 摘 要： | 湖南长沙发电有限公司#1机组大修后,先后出现2次冲转暖机过程中中调门突然开启、转速上升很快且控制不住转速的情况,详细分析了数字电调控制系统及中调门突开的原因,采取了有效措施后,数字电调系统中调门突开现象消失。
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| 关 键 词： | 数字电调系统 暖机逻辑 升速 原因分析 |
Reason analysis of suddenly opening of medium-pressure regulating valve in digital electro-hydraulic control system |
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| ZENG Aiping. Reason analysis of suddenly opening of medium-pressure regulating valve in digital electro-hydraulic control system[J]. Water Conservancy & Electric Power Machinery, 2011, 0(11): 23-27 |
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| Authors: | ZENG Aiping |
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| Affiliation: | ZENG Aiping(Hunan Changsha Power Generation Corporation Limited,Changsha 410203,China) |
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| Abstract: | In the Hunan Changsha Power Generation Corporation Limited,after the overhaul of the unit No.1,the medium-pressure regulating valve suddenly opened during rolling the turbine and warming up two times,and the rotate speed was increasing quickly and can not be controlled.The digital electro-hydraulic control system and the reason of the medium-pressure regulating valve suddenly opening were analyzed in detail.After the effective measures were adopted,the suddenly opening of the medium-pressure regulating valve was not occurred again. |
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| Keywords: | digital electro-hydraulic control system（DEH） warming up logic speed increasing reason analysis |
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