| 逆变弧焊电源IGBT模块的设计和选型 |
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| 引用本文： | 杨学武,毕晓峰.逆变弧焊电源IGBT模块的设计和选型[J].电焊机,2008,38(12). |
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| 作者姓名： | 杨学武 毕晓峰 |
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| 作者单位： | 唐山松下产业机器有限公司,河北唐山,063020 |
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| 摘 要： | 影响逆变弧焊机可靠性的因素很多,开关元器件(如IGBT)的选型设计是其中的关键.根据实践经验,通过分析IGBT的结构特点、参数选择、缓冲电路、保护方法、散热设计、工作环境和保管运输等方面,阐述了IGBT在实际使用过程中可能造成损坏的原因;详细介绍了逆变弧焊机IGBT模块的选型设计原则和注意事项;重点给出了IGBT模块安全工作区和温升的设计原则及测试方法.实际应用结果表明,这些方法和途径十分有效,提高了逆变弧焊机的可靠性.
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| 关 键 词： | 逆变弧焊电源 安全工作区 缓冲回路 |
Dimensioning and selection of IGBT modules in arc welding inverter power |
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| YANG Xue-wu,BI Xiao-feng.Dimensioning and selection of IGBT modules in arc welding inverter power[J].Electric Welding Machine,2008,38(12). |
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| Authors: | YANG Xue-wu BI Xiao-feng |
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| Affiliation: | YANG Xue-wu,BI Xiao-feng(Panasonic Welding Systems(Tangshan) Co.,Ltd.,Tangshang 063020,China) |
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| Abstract: | There are many factors influencing the reliability of arc welding inverter power,the selective use of power switch components is the key of the product design.In this paper,the reasons of IGBT damage during the using process are explained by analyzing IGBT structure characteristic,parameter choosing,snubber circuit,protection technique,heat radiation design,the operating environment,the transportation,the storage and so on,and introduced the principles for selecting IGBT.Also dimensioning and selection of I... |
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| Keywords: | IGBT |
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