| 直流马达软启动电路研究 |
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| 引用本文： | 张卫丰,王瑞春,刘德新.直流马达软启动电路研究[J].通信电源技术,2011,28(1):42-43. |
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| 作者姓名： | 张卫丰 王瑞春 刘德新 |
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| 作者单位： | 深圳信息职业技术学院电子通信技术系,广东深圳,518029 |
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| 摘 要： | 文中提出了三种直流马达软启动方案：负温度系数热敏电阻软启动、继电器延时软启动、MOSFET线性放大软启动,并分析了各方案的原理和特性,给出了实验结果。原理分析和实验结果表明三种方案都可以有效抑制马达的启动电流,能实现直流马达的软启动。通过对比,给出了三种方案各自的应用场合。
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| 关 键 词： | 软启动 直流马达 NTC（Negative Temperature Coefficient） 继电器 MOSFET |
Study of DC Motor Soft-Start Circuit |
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| ZHANG Wei-feng,WANG Rui-chun,LIU De-xin.Study of DC Motor Soft-Start Circuit[J].Telecom Power Technologies,2011,28(1):42-43. |
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| Authors: | ZHANG Wei-feng WANG Rui-chun LIU De-xin |
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| Institution: | ZHANG Wei-feng,WANG Rui-chun,LIU De-xin(Department of Electronic Communications Technology,Shenzhen Institute of Information Technology,Shenzhen 518029,China) |
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| Abstract: | Soft-start circuits with the main device of NTC thermistor,relay and mosfet are provided.The work principle and feature of three schemes are analyzed.The experiment results of each scheme are given.Test results show that the three proposed soft-start circuits could inhibit the inrush current of DC motor start effectively.The application fields of the proposed soft-start circuits are also given. |
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| Keywords: | NTC(Negative Temperature Coefficient) MOSFET |
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