To effectively control the voltage of rail flash welding, a kind of adjustable power supply system is developed.
针对钢轨焊接的电压控制要求，研制了钢轨闪光焊稳压调压电源系统。
The flame normalizing treatments were put forward on steel rail with flash welding, gas pressure welding and aluminium heat welding.
对钢轨闪光焊、气压焊和铝热焊进行火焰正火处理，并进行正火、未正火接头和钢轨母材的金相组织以及力学性能的对比。
The parameter testing system for the flash welding is introduced, including the technique scheme, the hardware composition and the function design of the software.
介绍了锚链闪光焊参数测试系统的技术方案、硬件组成、软件功能设计。
The hydraulic control system of the flash welding machine is the core of achieving its welding technology, and is the key of ensuring the band steel's welding quality.
闪光焊机液压控制系统是实现其焊接工艺的核心，是保证带钢焊接质量的关键。
Flash can be continual and steady, and then, the good welding joints could be obtained by properly controlling feeding speed of shifting unit of rail continuous flash welding.
有效地控制钢轨连续闪光焊的动力柱送进速度，可以使整个焊接过程保持连续和稳定的闪光，从而获得优良的焊接接头。
The technological process of flash welding and the characteristic of electricity control are analyzed. The control plan with PLC, ladder diagram and the program are put forward.
分析了闪光对头焊工艺过程和电气控制特点，提出采用PLC控制方案，给出了控制系统梯形图及程序。
Third, it determines the needed-to-monitor state parameters by analyzing the actual running status and working condition of the hydraulic control system of the flash welding machine.
第三，分析焊机液压控制系统实际运行状态及工况，确定其需要监测的状态参量。
The features of manual downhill welding, semiautomatic welding, automatic welding and other welding technologies like butt flash welding and laser beam welding (LEW) and so on are analyzed.
分析了手工下向焊、半自动焊、自动焊及特种焊等焊接方法的特点，在选择焊接方法时应考虑管道直径、壁厚、管道长度、设计条件、管子级别等因素。
The features of manual downhill welding, semiautomatic welding, automatic welding and other welding technologies like butt flash welding and laser beam welding (LEW) and so on are analyzed.
分析了手工下向焊、半自动焊、自动焊及特种焊等焊接方法的特点，在选择焊接方法时应考虑管道直径、壁厚、管道长度、设计条件、管子级别等因素。
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