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- The affect of BCu93P and BAg45CuZn on braze joint of AgNi contact material and H62 with resistance brazing is studied. 采用电阻钎焊工艺,研究BCu93P钎料和BAg45CuZn钎料对AgNi触头材料和H62钎焊接头的影响。
- The main problem of AgNi contact material for control apparatus with small capacity was investigated. 探讨了目前小容量控制电器用国产AgNi触头材料在运行过程中存在的关键问题；
- The effect of Li_2O and the total amount of metallic oxide in the contact material on the resistant to elec- tric erosion and fusion welding was dis- cussed. 讨论分析了 Li_2O 及金属氧化物含量对接点材料抗电侵蚀性及抗熔焊性的影响。
- The lower the hardness of contact material against WC coating, the higher the static friction coefficient of a pair.The roughening WC coating and the smoothin... 提高WC涂层的粗糙度以及降低与WC配对的偶件材料的粗糙度可有效地提高摩擦副的静摩擦系数.
- Abstract: The processing principle and the experiment system and results of arc-remelting for the contact material of vacuum switches are described in this paper. 本文介绍了真空开关触头材料电弧重熔工艺原理和电弧重熔系统及实验结果。
- To prevent non-ohmic contacts, choose an appropriate contact material, such as indium or gold. 为了避免非欧姆接触现象，应当选用适当的接点材料，例如铟或者金。
- This paper introduces aresearch on optimal characteristicsof contact material used in vacuum switches by the Technical University of Braunschweig and gives an analysis on their results. 本文介绍德国Braunschweig工业大学对真空断路器触头材料性能的优化问题所作的研究,文中,作者对他们的研究结果作了适当的分析和评论。
- After this, SEM was used to observe and compare the surface appearance of the rivets. The mechanism of the effects of the additives on the electrical properties of AgNi(10) contact material was analyzed. 将含不同添加物的AgNi(10)线材分别加工成平面、球面复合铆钉型触头,并配对装配于ASTM标准试验机上进行电性能模拟试验,得出了含不同添加物的AgNi(10)线材的电磨损及接触电阻数据,并利用扫描电镜对电性能模拟试验后的触头表面形貌进行了对比观察,在此基础上初步分析了不同类型的添加物对AgNi(10)材料电性能的影响机理。
- The microstructure uniformity, hardness, electric erosion and stability of breakdown voltage for NS W-Cu electrical contact material excel that of conventional PM W-Cu alloy, but the electric conductivity is equivalent. 结果表明 ,纳米晶W Cu电触头材料的硬度、抗电弧烧蚀性及耐电压稳定性远优于传统熔渗法的W Cu合金 ,而电导率两者相差不大。
- Chen Wenge,Ding Bingjun,Zhang Hui.Nanocrystal W-Cu electrical contact material by mechanical alloying and hot pressed sintering[J].The Chinese Journal of Nonferrous Metals,2002,12(6):1224-1228. [6]陈文革;丁秉钧;张晖.;机械合金化制备的纳米晶W-Cu电触头材料[J]
- An electroplating process of Ag-Ni alloy for production of electrical contact materials was presented. 介绍了用于生产电接触材料的银镍合金电镀工艺。
- The material is flawed throughout. 这种材料到处是裂缝。
- The high contact pressure and the choice of different electrical contact materials enable high currents to be switched reliably. 高接点压力和选择不同的电接点材料能可靠地控制大电流。
- In recent years nanotechnology was applied in the research and fabrication of electrical contact materials and some favorable eff. 最近几年这一技术在电触头材料的研究和制备过程中已经有了初步的应用,并取得了良好的效果。
- In line with electrical and mechanical requirements, gold, silver, palladium, and their alloys are used as contact materials. 为符合机、电要求，金、银、钯以及它们的合金作为连接材料被得以使用。
- He insists the condition to use the best material. 他坚持以使用最好的材料为条件。
- She cast her eyes down to avoid direct eye contact. 她垂下双目以避免对视。
- That material surpasses all others in fineness. 那种材料精良超过其他所有材料。
- The problem is how we are to get the raw material. 问题是我们怎样得到原材料。
- The Ag-ZnO electrical contact materials fabricated by AF method(atomization powder and hot forging;) and PM method(powder metallurgy) were studied in the present paper. 研究了AF法(雾化粉末热锻法)和PM法(粉末冶金法)制备的Ag-ZnO电接触材料。
