A man tried to extinguish the@ eternal flame@ burning under the Arc de Triomphe by sitting on it. 一位仁兄坐在凯旋门下的“永恒火焰”上,想要熄灭这把火焰。
Spray materials ( powder or wire) are melted or partly melted by flame, electric arc or plasma plume and propelled onto the substrate by compressed gas. 热喷涂是通过火焰、电弧或等离子体等热源将某种线状或粉末状的材料加热至熔化或半熔化状态,并通过气流吹动使其雾化高速喷射到基体表面,以形成喷涂层的表面加工技术。
Among them the market shares of plasma spray-ing, explosion spraying, ultrasonic flame spraying and arc spraying are increasing steadily. 常用的热喷涂方法有火焰喷涂、电弧喷涂、等离子喷涂、爆炸喷涂、超音速火焰喷涂,其中,等离子喷涂、超音速火焰喷涂、电弧喷涂的市场比例越来越大。
It is considered heating systems that such as forced flame, electronic beam, plasma arc and laser beam are more advanced technically and more perspective heating systems. 技术比较先进并有发展前景的加热升温方法是火焰喷射法、电子束法、等离子法和激光法。
, and surface melt plating has such types as flame melt spray, argon arc melt plating and laser melt plating. 表面熔覆主要有火焰熔覆、氩弧熔覆及激光熔覆。
In this paper the techniques of the gaseous flame coating, electric arc spraying, and plasma spraying as well as recently appearing explosion spraying and laser coating are introduced. The survey of their development and the field of their applications are also related. 本文介绍了气体火焰喷涂、电弧喷涂、等离子喷涂,以及新出现的爆炸喷涂和激光喷涂的技术,及其发展概况、应用领域等。
The technological characteristics and equipment for flame welding and plasma arc welding are introduced. 介绍了比较适用于石油机械零部件修复的氧-乙炔火焰喷焊和等离子弧喷焊工艺特点及工具设备。
Microstructure and corrosion wear performance of alloy layers of oxy-acetylene flame and plasma arc spraying welding 氧乙炔火焰和等离子弧喷焊合金涂层的组织和耐腐蚀磨损性能
In the aspect of thermal spraying processes the main techniques applied to water wall tubes include flame spray, arc spraying, plasma spray and high velocity oxy-fuel spray ( HVOF). 在喷涂工艺方面,制备管道涂层的方法主要有火焰喷涂、电弧喷涂、等离子喷涂、超音速火焰喷涂等。
This control system of flmae/ plasma cutting machine we developmented, not only hold the flame cutting's function of auto pierce and auto torch height control. but also get the plasma cutting's function of auto initial height set and arc voltage height control. 本火焰/等离子数控切割机控制系统,不仅具有火焰切割的自动穿孔和电容自动调高功能,而且还具有等离子切割的初始定位和弧压调高功能,并可实现割缝补偿,任意曲线切割。
Compares advantages and disadvantages of several kinds of commonly used thermal spraying technologies, such as the flame spraying, arc wire spraying, plasma spraying and so on, it introduces the corresponding composition of equipment, the application domain and its new tendency of development. 比较了几种常用的热喷涂技术的优缺点,如火焰喷涂、电弧丝喷涂、等离子喷涂等,介绍了相应的设备系统的组成、应用领域及其发展的新趋势。
The NC flame and plasma arc cutting is an advanced heating cutting technique. 数控火焰等离子切割是一种先进的热切割技术。
The integrated action by the magnetic field, the hedging between the cathode flame and the anode flame get into inverted triangle arc shape. 倒三角形电弧形态是磁场作用、阴极焰和阳极焰相互对冲共同作用产生的。
The explosion overpressure was higher on the outside arc surface and the flame velocity was greater on the inside arc surface. 弯管外弧面爆炸超压有大的而内弧面火焰速度较高。