| 单片机控制弧焊电源外特性的研究 |
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| 引用本文： | 王伟 朱六妹. 单片机控制弧焊电源外特性的研究[J]. 电焊机, 1996, 0(6): 29-32 |
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| 作者姓名： | 王伟 朱六妹 |
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| 摘 要： | 本文ＺＸＧ－２５０型硅整流弧焊机为例，介绍了采用ＭＣＳ－５１单片微机控制弧焊电源外特性的原理和方法。阐述了闭环控制系统的硬件结构和软件特点。实验表明，采用微机控制后的弧焊电源，不仅可以实现多种外特性，而且系统的静、动特性及控制特性均得到改善，焊接电流可按预定的工艺曲线输出和实现数字显示，并能实现对故障的自诊断和自处理。
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| 关 键 词： | 外特性，单片机，闭环控制 |
An Experimental Study on Controlling the External Characteristic of Arc Welding Power Source With MCS-51 |
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| Abstract: | The principle and procedure of controlling the external characteristic for arc welding power source of type ZXG-250 with SCP are descriked.The clased-loop control system and software design are discussed.Test resvlts show that a slope-control are welding power source can be realigrd.System static and dynamic performance are remarkably improved.The welding current output to be variced according to a preset curve with digital displaying.The system can check the process flow and stop automatic by missing. |
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| Keywords: | extermal characteristic microcomputer closed-loop control |
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