So the control of the welding parameter such as welding pressure, gas flux, upsetting length is realized, and the system has a high dynamic response rapid and a high control precision.
从而成功地实现了对气压焊的焊接压力、气体流量、顶锻位移量等焊接过程参数的控制，并使控制系统具有较快的动态响应速度和较高的控制精度。
Such problems in accessary welding as insufficient weld depth and length, and poor visual quality will cause future safety problems.
一些附件焊高不够、焊缝长度不足及焊缝外观质量差等施工安装问题，都会对安全生产留有后患。
Because of length limit, the single tubular bus requires welding several tubular buses during construction, resulting in large amount of welding load.
管母的单根长度有限，在施工中要将几根管母焊接起来，焊接的数量较多。
This article discusses how to prevent and lessen welding distortion during welding producing from many aspect such as welding seam length and size, welding form, welding surface size, welding method.
论述在焊接生产中，如何防止和减少焊接变形，并在焊缝长短、焊缝大小、焊接形式、焊接面大小、焊接方法方面加以探索。
The arc length was taken as the manipulated quantity in the system and the peak current width of welding pulse was varied.
该系统以弧长作为操作量，改变每个周期的脉冲峰值电流的宽度，以达到对焊接弧长控制的目的。
When welding current is fixed, some important information such as length and section area of welding cable, connection of ground wire can be shown by output voltage of instantaneous arc-striking.
在焊接电流确定的条件下，引弧瞬间的焊机输出电压反映了焊接电缆长度、截面积以及地线连接情况等重要信息。
Also, improve the overlapped length of the tail frame and the frame and change the welding seam into intermittent seam, therefore the frame strength can be effectively increased.
改善尾架与车架的搭接长度，将连接焊缝改为断续焊缝，从而有效地提高了车架的强度。
The experiment show that wire extension and arc length can influence the stabilization of welding process and the welding-seam modeling when using fuzzy-expert system .
试验中发现，采用模糊专家控制系统对焊接过程进行闭环控制时，焊丝干伸长及电弧弧长对焊接过程稳定性和焊缝成型有重要影响。
During spot welding, length (l), position, range of under-fusion area of resinous layer and change of tissues, component near resinous layer are researched.
研究了在点焊过程中，中间树脂层未焊合区长度尺寸(L)、未焊合区所在部位、硬化区域大小、树脂层附近组织和成分的变化。
Welding length obtained from one welding rod is short.
一根焊条所得到的焊缝长度有限。
The hardware of the system comprises the five sub-systems, i. e. welding power source, arc length controller, welding wire feeder, welding head traveller and detector.
此系统的硬件主要包括五个子系统，即：焊接电源、弧长控制器、送丝机构、焊矩行走机构和检测机构；
A set of auto fixing-length system for the production of small diameter welding pipe is designed on basis of application of technology of photoelectric.
以光电技术应用为基础，设计了一套适用于小直径焊管生产的新型自动精确定尺系统。
Flange into fixture in the mould, open switch will be 120 regional automatic welding, according to the size of the flange size to replace fixtures mold, cable length can be arbitrary adjustment.
支线自动焊好，根据法兰的大小规格来更换夹具模具，网线长度可任意调整。
Aiming at the defects of the welding lines, the author adopts the method of projection intercept to calculate the length of the defect exactly and effectively.
本文针对焊缝等缺陷利用投影截距的方法，准确高效地计算出了缺陷的长度。
In case the welding machine cannot be placed close to the welding area, enough cable length for both, the welding cable as well as the earth clamp has to be provided.
如果焊机不能置于靠近焊接区，必须提供足够长度的焊接线以及接地夹。
Therefore, the control of the stability of the arc length is meaningful for the welding quality and productivity.
因此控制焊接电弧弧长的稳定性，对保证焊接产品的质量和提高劳动生产率都有重要的意义。
Also, improve the overlapped length of the tail frame and the frame and change the welding seam into intermittent seam, therefore the frame strength...
改善尾架与车架的搭接长度，将连接焊缝改为断续焊缝，从而有效地提高了车架的强度。
Experiments show that this system has high adaptability to disturbance of arc length and guarantees the stability of welding process even in deep grooves.
实验表明，该系统对弧长扰动有较强的适应能力，可在深坡口中稳定焊接。
Where backing welds are radiographed for their full length to meet code requirements before clad side high alloy welding is done, this requirement may be omitted with prior approval of the Purchaser.
在复合侧高合金焊接之前，如果要对打底焊道在全长上进行射线检测，则事先经买方同意后可忽略此项要求。
Setting up a switch each one of arc welding generator, length of line can't exceed 5 meters , the length of line two times can't exceed 30 meters , the circuit is required intactly.
电焊机每台设置一个开关，一次线长度不得超过5米，二次线长度不得超过30米，线路要求完好。进出线端头应压接牢固，并安装可洗防护罩，焊机设置点应防潮、防雨、防砸和专人负责管理。
The structure and size of divergent hollows, divergent bridges, welding room, die core, bearing length, die hole, as well as clearance groove was designed according to the profile's characteristic.
合理的模具结构是实现任何一种挤压工艺过程的基础。因为它是使金属产生挤压变形和传递挤压力的关键部位；
The structure and size of divergent hollows, divergent bridges, welding room, die core, bearing length, die hole, as well as clearance groove was designed according to the profile's characteristic.
合理的模具结构是实现任何一种挤压工艺过程的基础。因为它是使金属产生挤压变形和传递挤压力的关键部位；
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