| 一种矿用本质安全型设备软启动电路的设计 |
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| 引用本文： | 方斌,沈小强,邱宇.一种矿用本质安全型设备软启动电路的设计[J].工矿自动化,2011(6):84-86. |
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| 作者姓名： | 方斌 沈小强 邱宇 |
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| 作者单位： | 中煤科工集团常州自动化研究院,江苏常州,213015 |
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| 基金项目： | 煤炭科学研究总院常州自动化研究院科研项目(Z044-30) |
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| 摘 要： | 针对矿用设备启动时产生的瞬间大电流易导致供电电源截止、进而导致设备启动异常的问题,介绍了一种由简单元件组成的矿用本质安全型设备软启动电路的设计;给出了该电路原理,分析了该电路的软启动性能、限流特性、延时特性和欠压断电特性。试验结果验证了该电路的有效性和可靠性。
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| 关 键 词： | 煤矿 本质安全型设备 供电电源 软启动 延时启动 限流 欠压保护 |
Design of a Soft-start Circuit for Mine-used Intrinsic Safety Device |
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| FANG Bin,SHEN Xiao-qiang,QIU Yu.Design of a Soft-start Circuit for Mine-used Intrinsic Safety Device[J].Industry and Automation,2011(6):84-86. |
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| Authors: | FANG Bin SHEN Xiao-qiang QIU Yu |
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| Affiliation: | FANG Bin,SHEN Xiao-qiang,QIU Yu(Changzhou Automation Research Institute of China Coal Technology and Engineering Group Corporation,Changzhou 213015,China) |
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| Abstract: | For problems that instantaneous large current in start of mine-used devices could lead to power supply cutting-off and abnormal start of the devices,the paper introduced design of a kind of soft-start circuit for mine-used intrinsic safety devices which is composed of simple components.It gave principle of the circuit and analyzed performances of soft-start,current limit,delay and under-voltage cutting-off of the circuit.The test result proved validity and reliability of the circuit. |
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| Keywords: | coal mine intrinsic safety device power supply soft-start delay start current limit under-voltage protection |
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