| 惠州抽水蓄能机组甩负荷后的球阀与导叶联动关闭规律优化 |
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| 引用本文： | 李建辉,朱海锋. 惠州抽水蓄能机组甩负荷后的球阀与导叶联动关闭规律优化[J]. 广东电力, 2012, 25(3): 97-101 |
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| 作者姓名： | 李建辉 朱海锋 |
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| 作者单位： | 南方电网调峰调频发电公司惠州蓄能水电厂,广东惠州,516100 |
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| 摘 要： | 根据惠州抽水蓄能电厂机组引水系统的特点、转轮特性及机组调试情况,提出采用合理、优化的球阀与导叶联动关闭规律来降低水锤压力和限制机组最大转速。为此,详细介绍球阀先快后慢关闭和导叶三段折线关闭的实现方法和调试效果,大大保证了压力隧道的安全和机组安全。
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| 关 键 词： | 抽水蓄能电站 水锤 甩负荷 关闭规律 |
Optimization on Closing Law of Globe Valve and Guide Blade after Load Rejection in Huizhou Pumped Storage Units |
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| LI Jianhui , ZHU Haifeng. Optimization on Closing Law of Globe Valve and Guide Blade after Load Rejection in Huizhou Pumped Storage Units[J]. Guangdong Electric Power, 2012, 25(3): 97-101 |
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| Authors: | LI Jianhui ZHU Haifeng |
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| Affiliation: | (Huizhou Pumped Storage Power Station of China Southern Power Grid Power Generation Company,Huizhou,Guangdong 516100,China) |
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| Abstract: | In accordance to characteristics of water diversion system,impeller performance and unit commissioning in Huizhou pumped storage power plant（hereinafter referred to as HPSPP）,the paper proposes to adopt reasonable and optimized closing law of globe valve and guide blade to low water hammer pressure and limit maximum rotating speed of units.Therefore,the paper analyzes implementation method and commissioning effect of from-fast-to-slow closing and 3 dog-leg closing,which greatly ensure safety of pressure tunnel and units. |
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| Keywords: | pumped storage power station water hammer load rejection closing law |
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