| 淮北发电厂5号机励磁回路的技术改造 |
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| 引用本文： | 王景军.淮北发电厂5号机励磁回路的技术改造[J].电力自动化设备,2000,20(1):57-59. |
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| 作者姓名： | 王景军 |
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| 作者单位： | 淮北发电厂,安微,淮北,235002 |
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| 摘 要： | 传统的励磁回路采用线性电阻灭磁，间隙保护作为转子过电压保护，这种励磁接线具有很多缺点。目前，系统内已有许多机组采用高性能氧化锌电阻作为转子灭磁电阻和过电压保护，具有良好的实用效果。介绍了淮北发电厂５号机励回路技术改造情况和高能ＺｎＯ电阻的原理及其在励磁回路中的应用。
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| 关 键 词： | 发电机 励磁回路 技术改造 发电厂 |
| 文章编号： | 1006-6047(2000)01-0057-03 |
Introduction of Excitation Circuit Retrofitting in Huaibei Power Plant No.5 Unit |
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| WANG Jing,jun.Introduction of Excitation Circuit Retrofitting in Huaibei Power Plant No.5 Unit[J].Electric Power Automation Equipment,2000,20(1):57-59. |
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| Authors: | WANG Jing jun |
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| Abstract: | Traditional excitation circuit adopts linear resistant for demagnetization and clearance protection as rotor over voltage protection.It has many disadvantages.Now there are many sets in electric power system which adopt high performance zinc oxide resistance for rotor demagnetization and over voltage protection,and have good practical effects.The excitation circuit retrofitting of Huaibei Power Plant No.5 unit with ZnO is introduced. |
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| Keywords: | excitation circuit retrofitting |
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