| 小孔等离子弧焊接能量分配及损失分析 |
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| 引用本文： | 董晓强,高贺,孙磊.小孔等离子弧焊接能量分配及损失分析[J].电焊机,2008,38(12). |
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| 作者姓名： | 董晓强 高贺 孙磊 |
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| 作者单位： | 沈阳工业大学,材料科学与工程学院,辽宁,沈阳,110023 |
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| 摘 要： | 通过公式计算对小孔等离子弧焊的等离子孤功率损失进行分析.等离子弧在焊接过程中的功率损失包括等离子弧通过喷嘴的功率损失、喷嘴出口到小孔的等离子弧功率损失、等离子弧穿过小孔的功率损失等.通过定量计算,研究了等离子弧在焊接过程中的功率损失以及在穿孔焊接过程中形成小孔所需要的等离子孤功率大小等问题.
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| 关 键 词： | 小孔 等离子弧 焊接 功率损失 喷嘴 |
Analysis of energy distribution and loss of keyhole plasma arc welding |
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| DONG Xiao-qiang,GAO He,SUN Lei.Analysis of energy distribution and loss of keyhole plasma arc welding[J].Electric Welding Machine,2008,38(12). |
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| Authors: | DONG Xiao-qiang GAO He SUN Lei |
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| Affiliation: | DONG Xiao-qiang,GAO He,SUN Lei(School of Material Science , Engineering,Shenyang University of Technology,Shenyang 110023,China) |
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| Abstract: | Through useing formula to calculate plasma arc power loss of keyhole plasma welding,Power loss of plasma welding,include plasma-arc spray convection heat transformation loss,energy loss when plasma arc go from the nozzle into the keyhole and when plasma arc go through the wall,convection heat transformation between molten bath and plasma arc. |
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| Keywords: | keyhole plasma arc welding power loss nozzle |
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