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| 50Hz和400Hz下银镍合金触头材料电弧侵蚀研究 | |
| 引用本文： | 李靖,马志瀛,黄绍平,李建明.50Hz和400Hz下银镍合金触头材料电弧侵蚀研究[J].电工电能新技术,2010,29(1). |
| 作者姓名： | 李靖 马志瀛 黄绍平 李建明 |
| 作者单位： | 1. 西安交通大学电气工程学院,陕西,西安,710049;湖南工程学院电气信息学院,湖南,湘潭,411101 2. 西安交通大学电气工程学院,陕西,西安,710049 3. 湖南工程学院电气信息学院,湖南,湘潭,411101 |
| 基金项目： | 湖南省自然科学基金资助项目(05JJ40068) |
| 摘 要： | 为研究低压、小电流、纯阻性负载下银基合金触头材料在交流400Hz的电弧侵蚀特性,通过研制的小容量可变频ASTM触头通断微机测试系统、SEM和EDAX,测量与分析了50Hz和400Hz下触头开断过程中AgNi、AgC和AgW触头材料燃弧特征值,分析了AgNi触头材料的表面形貌与微区组份,探讨了50Hz和400Hz两种交流频率下AgNi合金触头材料电弧侵蚀的成因。 |
| 关 键 词： | 50Hz 400Hz 低压 小电流 银镍合金 触头材料 电弧侵蚀 |
Research on arc erosion of AgNi alloy contact materials at 50Hz and 400Hz |
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| LI Jing,MA Zhi-ying,HUANG Shao-ping,LI Jian-ming.Research on arc erosion of AgNi alloy contact materials at 50Hz and 400Hz[J].Advanced Technology of Electrical Engineering and Energy,2010,29(1). | |
| Authors: | LI Jing MA Zhi-ying HUANG Shao-ping LI Jian-ming |
| Affiliation: | 1;2;1.School of Electrical Engineering;Xi'an Jiaotong University;Xi'an 710049;China;2.School of Electrical Information;Hunan Institute of Engineering;Xiangtan 411101;China |
| Abstract: | Using a developed ASTM contact material experimental system of small-capacity and variable frequency,the arc erosion characteristics of the Ag-based contact material at 400Hz were investigated by means of SEM and EDAX during the electric contact current make-and-break test under low voltage,pure resistive load and small current.The values of contact material arcing characteristics of AgNi,AgC and AgW,the changes of AgNi contacts materials surface profile and micro-area constituent were measured and analysed... |
| Keywords: | 50Hz 400Hz low voltage small current AgNi alloy contact materials arc erosion |
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