| 微机母线差动保护装置在特殊接线系统中的应用 |
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| 引用本文： | 张进.微机母线差动保护装置在特殊接线系统中的应用[J].江苏电器,2008(7):44-46. |
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| 作者姓名： | 张进 |
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| 作者单位： | 中国石化仪征化纤股份有限公司,热电生产中心,江苏,仪征,211900 |
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| 摘 要： | 介绍了WMZ-41型微机母线差动保护装置的结构型式和功能，结合110kV母线结构示意图分析了母线差动保护在母线兼旁路系统接线及母联改非自动方式下母线差动保护的适应性问题，提出了“旁路方式”和“互联方式”的保护逻辑回路改造完善方案，满足了现场运行要求。
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| 关 键 词： | 微机母线差动保护 互联方式 旁路方式 |
Application of Microprocessor Busbar Differential Protection Device in Special Wiring Systems |
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| Authors: | ZHANG Jin |
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| Affiliation: | ZHANG Jin ( Thermal Power Production Center, Sinopec Yizheng Chemical Fibre Co., Ltd, Yizheng 211900, China) |
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| Abstract: | Introduction was made to structure form and function of WMZ-41 type microprocessor busbar differential protection device, combined with 110 kV busbar structure schematic diagram, analyzing the adaptibility of busbar differential protection under busbar with by-pass system wiring and bus tie switch to change into non-automatic method, to raise the protection logic circuit reform and improvement plan of "by-pass method" and "inter-connecting method", having met fi eld operation requirements. |
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| Keywords: | microprocessor busbar differential protection inter-connecting method by-pass method |
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