| 高压变频器在电厂锅炉引风机上的改造实践 |
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| 引用本文： | 李军娟,孙永再,冯尚勋.高压变频器在电厂锅炉引风机上的改造实践[J].山西电力,2009(3):30-33. |
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| 作者姓名： | 李军娟 孙永再 冯尚勋 |
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| 作者单位： | 河津发电分公司,山西,河津,043300 |
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| 摘 要： | 分析了350MW燃煤火电机组引风机高压变频调速改造方案和变频器电气系统接线，针对引风机变频改造后系统中存在的问题，提出了引风机启停逻辑和炉膛负压控制回路的改进方法和建议。
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| 关 键 词： | 引风机 变频器 调速 |
Reconstruction of High Voltage Frequency Converter of Boiler Induced Draft Fan in Power Plant |
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| LI Jun-juan,SUN Yong-zai,FENG Shang-xun.Reconstruction of High Voltage Frequency Converter of Boiler Induced Draft Fan in Power Plant[J].Shanxi Electric Power,2009(3):30-33. |
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| Authors: | LI Jun-juan SUN Yong-zai FENG Shang-xun |
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| Affiliation: | LI Jun-juan,SUN Yong-zai,FENG Shang-xun (Hejin Electric Power Generation Company,Hejin,Shanxi 043300,China) |
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| Abstract: | The reconstruction program of high voltage frequency converter of 350 MW coal-fired unit and frequency converter electrical system wiring is introduced.As to the problems of distributed control system after induced draft fan frequency reconstruction,suggestions to improve induced draft fan start/stop control logic and furnace pressure control loop are analyzed.The electricity saving effect is good. |
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| Keywords: | induced draft fan frequency converter regulating speed |
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