| 基于DSP的全桥软开关CO2焊接电源驱动电路研究 |
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| 引用本文： | 田松亚,汪建林,杨全海,左飞.基于DSP的全桥软开关CO2焊接电源驱动电路研究[J].电焊机,2011,41(1):11-16. |
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| 作者姓名： | 田松亚 汪建林 杨全海 左飞 |
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| 作者单位： | 河海大学,机电工程学院,江苏,常州,213022 |
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| 摘 要： | 根据全桥软开关逆变CO2焊接主电路驱动要求,设计了以TMS320LF2407数据处理器为核心的控制电路,阐述主程序、中断子程序的工作过程和PWM脉冲信号的产生原理.结合PWM信号特点和IGBT栅极对驱动信号的要求,设计出与之相匹配的驱动电路,并经分析计算,选择了参数适宜的关键元器件.通过电路调试表明,基于DSP控制PW...
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| 关 键 词： | 软开关 IGBT 驱动电路 |
Research on driving circuit for the full-bridge soft switching of CO_2 welding inverter based on DSP |
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| TIAN Song-ya,WANG Jian-lin,YANG Quan-hai,ZUO Fei.Research on driving circuit for the full-bridge soft switching of CO_2 welding inverter based on DSP[J].Electric Welding Machine,2011,41(1):11-16. |
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| Authors: | TIAN Song-ya WANG Jian-lin YANG Quan-hai ZUO Fei |
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| Affiliation: | TIAN Song-ya,WANG Jian-lin,YANG Quan-hai,ZUO Fei(College of Mechanical & Electrical Engineering,Hohai University,Changzhou 213022,China) |
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| Abstract: | According to the driving phase of full-bridge soft switching CO2 Welding inverter main circuit,the control circuit is designed by TMS320LF2407 data processor.The main program,interrupt subroutine of the work process and the principle of PWM signal is described.Driver circuit is also designed to meet the requirement of the IGBT gate driving,the key components with the appropriatable parameters are selected by analysis and calculation.The circuit debugging shows pwm signal DSP-based control is stable and the ... |
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| Keywords: | IGBT |
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