| 变频式液压系统在选煤厂排矸索道制动液压站控制中的应用 |
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| 引用本文： | 张晓杰,史广尚.变频式液压系统在选煤厂排矸索道制动液压站控制中的应用[J].煤矿机械,2010,31(6). |
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| 作者姓名： | 张晓杰 史广尚 |
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| 作者单位： | 1. 河南城建学院,河南平顶山,467001
2. 平顶山中选自控系统有限公司,河南平顶山,467001 |
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| 摘 要： | 选煤厂传统的排矸索道制动液压站压力控制,采用压力继电器作为控制器件,经常出现液压站压力不稳定、油泵和电机使用寿命短、闸皮频繁更换等现象,以霍州煤电集团公司的选煤厂为例,根据实际情况,将变频调速技术引入液压站控制系统,改造后的液压油站系统提高了设备运行的可靠性,获得了较好的经济效益。
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| 关 键 词： | 变频 液压系统 制动液压站 PID |
Applications of Frequency Hydraulic System in Control of Washery Refuse Dumping Ropeway Brake Hydraulic Station |
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| ZHANG Xiao-jie,SHI Guang-shang.Applications of Frequency Hydraulic System in Control of Washery Refuse Dumping Ropeway Brake Hydraulic Station[J].Coal Mine Machinery,2010,31(6). |
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| Authors: | ZHANG Xiao-jie SHI Guang-shang |
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| Abstract: | The traditional pressure control of washery refuse dumping ropeway brake hydraulic station of using pressure relay as the control device,often appear such as:pressure of hydraulic station is not stable,oil pump and motor life is short,frequent replacement brake etc.,takes the washery of Huozhou coal electricity group Co.,Ltd.,as instance,the hydraulic station will be frequency control into control system,frequency control has improved the reliability of equipment operation to obtain a better economic efficiency. |
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| Keywords: | PID |
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