| 三相变四相电力变压器研究 |
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| 引用本文： | 贺达江,罗隆福,刘亮元,肖景,杨恒玲. 三相变四相电力变压器研究[J]. 中国电力, 2011, 44(7): 11-16 |
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| 作者姓名： | 贺达江 罗隆福 刘亮元 肖景 杨恒玲 |
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| 作者单位： | 1. 怀化学院物理与信息工程系,湖南怀化,418008
2. 湖南大学电气与信息工程学院,湖南长沙,410082 |
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| 摘 要： | 对3种不同的三相变四相电力变压器接线原理及结构特点进行比较并总结了各自的优缺点;建立了3种不同变压器的仿真模型并进行了在不同负荷条件下的仿真实验,比较了3种不同变压器在三相与四相交流电转换过程中的性能特点。研究表明:阻抗匹配三相变四相平衡变压器是利用绕组间的阻抗约束关系实现绕组间电磁关系平衡,绕组间无曲折连接,材料利用率较高,在三相与四相不对称转换过程中具有明显的优越性。
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| 关 键 词： | 电力变压器 三相变四相 阻抗匹配 仿真模型 |
Research on three-phase to four-phase power transformers |
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| HE Da-jiang,LUO Long-fu,LIU Liang-yuan,XIAO Jing,YANG Heng-ling. Research on three-phase to four-phase power transformers[J]. Electric Power, 2011, 44(7): 11-16 |
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| Authors: | HE Da-jiang LUO Long-fu LIU Liang-yuan XIAO Jing YANG Heng-ling |
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| Affiliation: | HE Da-jiang1,LUO Long-fu2,LIU Liang-yuan1,XIAO Jing1,YANG Heng-ling1(1.Department of Physics & Information College of Huaihua University,Huaihua 418008,China,2.College of Electrical & Information Engineering,Hunan University,Changsha 410082,China) |
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| Abstract: | Wiring principles and structure characteristics of three kinds of three-phase to four-phase power transformers were compared.Their advantages and disadvantages were summarized respectively.Simulation models of three kinds of transformers were established and the simulation experiments under different load conditions were performed.The performance comparison results of different transformers indicate that three-phase to four-phase transformer with impedance match balancing,whose wiring impedance satisfies th... |
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| Keywords: | power transformer three-phase to four-phase impedance matching simulation model |
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