| PLC在变压器冷却装置中的应用 |
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| 引用本文： | 张晨冬.PLC在变压器冷却装置中的应用[J].湖南有色金属,2010,26(2):51-55. |
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| 作者姓名： | 张晨冬 |
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| 作者单位： | 株洲冶炼集团股份有限公司,湖南,株洲,412004 |
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| 摘 要： | 文章介绍了变压器冷却装置的工作原理及采用PLC对冷却装置控制的原理。详细介绍了可编程控制器（PLC）的主要组成部分，西门子公司S7—200系列CPU226的功能及特点、软件编程，EM231的配置，TD-200显示器的组态。PLC依据变压器的油温调整冷却装置运行台数，达到冷却装置自动运行及节约电能的目的。
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| 关 键 词： | 冷却器 PLC 自动 油温 |
Application of PLC in the Cooling Equipment of Transformer |
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| ZHANG Chen-dong.Application of PLC in the Cooling Equipment of Transformer[J].Hunan Nonferrous Metals,2010,26(2):51-55. |
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| Authors: | ZHANG Chen-dong |
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| Affiliation: | ZHANG Chen-dong ( Zhuzhou Smelter Group Co., Ltd, Zhuzhou 412004, China) |
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| Abstract: | The paper introduces the principle of the cooling equipments of transformer and PLC control of cooling equipments. It introduces the details of Siemens S7- 200 such as the main components, the function, feature and programming. It also introduces the details about the configuration of EM231 and TD - 200. PLC adjusts the number of cooling equipments in term of the oil temperature of transformer so that the cooling equipments work automatically and the power energy can be saved. |
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| Keywords: | PLC |
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