| 火电厂后备柴油发电机监控系统设计与实现 |
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| 引用本文： | 孙军,朱小平,方彦军. 火电厂后备柴油发电机监控系统设计与实现[J]. 电力自动化设备, 2009, 29(1) |
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| 作者姓名： | 孙军 朱小平 方彦军 |
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| 作者单位： | 武汉大学自动化系,湖北,武汉,430072 |
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| 摘 要： | 为柴油发电机组设计了一套高性能的控制系统代替原有的机械触点式继电器控制系统.监控系统的硬件系统主要采用S7-300型号的可编程逻辑控制器(PLC).着重介绍了系统自启动逻辑和380 V线路保护逻辑.选用西门子STEP7V5.3软件包,采用功能块结构化编程方法编译PLC的监控程序.调试和试运行结果表明,系统明显提高了应急柴油发电机组自启动成功率、可靠性和响应速度.
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| 关 键 词： | 柴油发电机组 可编程逻辑控制器 |
Supervisory control system of backup diesel generator in thermal power plant |
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| SUN Jun ZHU Xiaoping FANG Yanjun. Supervisory control system of backup diesel generator in thermal power plant[J]. Electric Power Automation Equipment, 2009, 29(1) |
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| Authors: | SUN Jun ZHU Xiaoping FANG Yanjun |
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| Affiliation: | Department of Automation;Wuhan University;Wuhan 430072;China |
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| Abstract: | An enhanced control system is designed to replace the original mechanical relay-type control sys- tem for the backup diesel generator of a thermal power plant.Its hardware system applies Siemens S7-300 series PLCs.The automatic system startup logic and 380V line protection logic are emphasized.The supervi- sory functions are programmed by structural design with Siemens STEP7 V5.3 software packet.Test and operation show that the success rate of automatic system startup,the system reliability and the response... |
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| Keywords: | S7-300 |
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