| 三相PWM整流器双闭环PI调节器的新型设计 |
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| 引用本文： | 景小萍,高庆华.三相PWM整流器双闭环PI调节器的新型设计[J].通信电源技术,2010,27(2):44-47. |
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| 作者姓名： | 景小萍 高庆华 |
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| 作者单位： | 河南理工大学电气工程与自动化学院,河南,焦作454001 |
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| 摘 要： | 通过分析三相脉宽调制（PWM）整流器在d-q旋转坐标系下的数学模型，设计了具有前馈解耦控制的PWM整流器双闭环控制系统。根据系统对电流内环的控制要求设计电流比例积分（PI）调节器，提出按闭环幅频特性峰值（Mr）最小准则来确定调节器参数的方法；根据系统对电压外环的控制要求，采用模最佳整定法来设计电压PI调节器。最后对整个PWM整流器双闭环控制系统进行仿真，仿真结果验证了PI调节器设计的正确性。
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| 关 键 词： | PWM整流器 双闭环 PI调节器 电流环 电压环 |
A Novel Design of Double Closed-Loop PI Regulator for Three-Phase PWM Rectifier |
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| JING Xiao-ping,GAO Qing-hua.A Novel Design of Double Closed-Loop PI Regulator for Three-Phase PWM Rectifier[J].Telecom Power Technologies,2010,27(2):44-47. |
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| Authors: | JING Xiao-ping GAO Qing-hua |
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| Affiliation: | JING Xiao-ping,GAO Qing-hua(College of Electrical Engineering & Automation,Henan Polytechnic University,Jiaozuo 454001,China) |
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| Abstract: | A simplified mathematic model of three-phase Pulse Width Modulation(PWM)rectifier is analyzed in the d-q rotation frame,and the double closed-loop control system with feedforword is established.To determine the parameters of the adjustor,the minimum criteria method on closed-loop peak amplitude frequency characteristics was proposed according to the control requirement of the inner current loop.The PI parameters of voltage adjustor were designed using the mold optimal tuning method according to the control ... |
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| Keywords: | PWM rectifier double closed-loop control PI adjustor current loop voltage closed loop unity power factor |
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