| PLC 在备用电源自动投入中的应用 |
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| 引用本文： | 姚明仁.PLC 在备用电源自动投入中的应用[J].电力建设,2002,23(3):21-0. |
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| 作者姓名： | 姚明仁 |
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| 作者单位： | (三峡大学电气信息学院,湖北省宜昌市,443002) |
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| 摘 要： | 大、中型工厂变电所主变压器低压侧常采用单母线分段的运行方式。将PLC 应用于单母线分段联络断路器的备用电源自动投入装置中,可提高供电系统的可靠性。与继电器组成的备用电源自动投入装置相比,具有可靠性高、接线简单、控制灵活、调试方便和投资小等优点。
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| 关 键 词： | PLC 厂供电 备用电源 自动投入 |
| 文章编号： | 1000-7229(2002)03-0021-03 |
| 收稿时间： | 2010-01-25 |
| 修稿时间： | 2001年9月26日 |
Application of PLC in Automatic Put - in of Standby Power Source |
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| Yao Mingren.Application of PLC in Automatic Put - in of Standby Power Source[J].Electric Power Construction,2002,23(3):21-0. |
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| Authors: | Yao Mingren |
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| Abstract: | The low voltage side of the main transformers in the substations of large and middle-sized plants uses operation mode in the single-bus sections.Application of PLC in the standby power source automatic put-in device for tie circuit breader on the single-bus section can increase the reliability of the power supply system.Compared to the standby power source automatic put-in device composed of the relays,PLC has advantages including high reliability,simple connection,flexible control,convenient adjustment and test,small investment,etc. |
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| Keywords: | PLC auxiliary power supply standby power source automatic put-in |
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