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五强溪水电厂泄洪闸门系统集控接口改造 被引量:3
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作者 吕在生 刘杰 《水电与新能源》 2016年第9期60-64,共5页
鉴于五强溪水电厂闸门控制系统已实现了在中控室远方集控操作,为进一步实现水电厂闸门控制系统"无人值班、远程集控"这一理念,电厂通过闸门系统集控接口改造,实现了在长沙五凌集控中心远程集控操作,并实时监视所有闸门的故障... 鉴于五强溪水电厂闸门控制系统已实现了在中控室远方集控操作,为进一步实现水电厂闸门控制系统"无人值班、远程集控"这一理念,电厂通过闸门系统集控接口改造,实现了在长沙五凌集控中心远程集控操作,并实时监视所有闸门的故障和闸门运行状态。运行结果表明:五强溪水电厂闸门系统远程集控接口改造是成功的。 展开更多
关键词 闸门制系统 接口改造 无人值班 远程集控操作
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Research on Mine Fan Speed Control System Based on the PLC control network
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作者 Xiantao SHI 《International Journal of Technology Management》 2015年第2期12-14,共3页
This paper designs a set of ventilation and dust removal in coal mine test device and PLC monitoring system. The ventilation and dust removal test device has a set of ventilation and dust removal functions, can automa... This paper designs a set of ventilation and dust removal in coal mine test device and PLC monitoring system. The ventilation and dust removal test device has a set of ventilation and dust removal functions, can automatically monitor air volume, air pressure, resistance and other performance parameters of ventilator and precipitator. The PLC monitoring system can remotely start and stop the variable frequency speed control on the ventilation machine and dust collector, and it can real-time monitor operation state, such as the running current and the parameters of ventilator and dust collector. The paper simulate and realize computer remote centralized monitoring of underground ventilation for mine ventilation system. The actual application shows that: the system is stable and reliable, simple operation, strong scalability. 展开更多
关键词 Mine ventilation Dust collector Remote monitoring Frequency control PLC
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