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Keywords plasma arc quenching;quenched grid;metallography organization;friction and wear; 等离子弧淬火;淬火网格;金相组织;摩擦磨损;
There are two reprocessed technologies after plasma arc quenching,they are lapped finishing and chemical running-in. 等离子弧淬火后处理工艺主要采用研磨和化学跑合2种方法。
Keywords Plasma Arc;Surface Hardening;Temperature Field;Quenching Area;Martensite; 等离子弧;表面淬火;温度场;淬火带;马氏体;
Keywords plasma arc;ceramic;water constricted; 等离子弧切割;工程陶瓷;水再压缩;
Study on the Impact of Plasma Arc Quenching Surface Grid to the Friction Performance 等离子弧淬火表面网格对摩擦性能影响的研究
Keywords plasma arc;hardness;coefficient of friction;antifriction;wearability; 等离子弧;硬度;摩擦因数;减摩性;耐磨性;
Keywords Plasma arc;Width of stripe;Friction coefficient;Wear - resisting property;Antifriction property; 等离子弧;条纹宽度;摩擦系数;减摩性;耐磨性;
plasma arc quenching 等离子弧淬火
Keywords plasma arc;quenched stripes;friction factor;antifriction;wearability;frictional wear-out; 关键词等离子弧;淬火条纹;摩擦因数;减摩性;耐磨性;摩擦磨损;
By comparing different nozzle structure of arc quenching chamber,the influence of nozzle shape on electric field strength was obtained and analyzed quantitatively. 通过比较不同形状喷口结构的灭弧室电场分布,定量分析了喷口结构对动静弧触头表面电场的影响。
The arc nozzle of SF6 circuit breaker is thought as the kernel of arc quenching chamber,because of its controlling effect on gas flow property during the breaking process. SF6高压断路器的喷口对断路器开断过程中吹弧气体的流动特性起着控制作用,从而成为灭弧室的心脏。
In this paper,we present a new type of hybrid arc quenching system,which controls the metal vapor and back flow of the hot air in splitters arc quenching chamber. 本文研究了一种将窄缝与栅片配合应用于限流断路器的新型混合式灭弧系统。
Welding equipment includes automatic plasma arc and TIG hardfacing machines. Only a few typical machines are shown here. 焊接设备包括自动等离子弧和TIG表面硬化机械设备。在此只展示少数典型设备。
With an arc quenching chamber having splitters, the breaker makes the arc voltage,which can limit the short circuit current, to a higher value through the near polar voltage drop. 它采用多个栅片的灭弧室，利用近极压降将进入到灭弧室中的电弧电压提升到一个较高的值，从而在开断电路的同时还起到对短路电流的限制。
Direct metal forming based on plasma arc welding is a novel rapid prototyping process. 摘要基于等离子弧焊的直接金属成形方法是一种新型的快速成形工艺。
It also introduces the operation principle and usage of SCR plasma arc cutting machine. 同时也讲述了晶闸管式等离子弧切割机的操作原理和使用方法。
The development of thyristor puls plasma arc welding power source is introduced in this paper. 本文介绍了晶闸管脉冲等离子弧焊电源的研制成果。
But under the condition of large energy and long pulse the plasma arc may fill the flashlamp bore. 但在大能量长脉冲放电情况下，大口径氙灯的等离子体也可以充满内径。
It is relevant to point out that, of the gases examined to date, SF6 has probably the most attractive overall dielectric and arc quenching properties for gas insulated high voltage systems. 可以指出，目前为止研究的气体当中，SF6或许具备最全面的介电性能，并在气体绝缘材料的高电压系统中有最强的灭弧性能。
In this paper, weld seam tracking method based on microbeam plasma arc is developed. 进行了基于微束等离子弧的焊缝跟踪传感可行性研究。