查询词典 arc process

It greatly reduces the noise from the discontinuous spectrum in the arc and adapts to the seriously fluctuating welding current during the process and obtains the clear images of the welding pool using common industrial CCD camera.

在对铝合金焊接光谱分析的基础上，以焊接电弧光中的连续光谱作为光源，采用宽带滤波方法设计的全新的光学图像传感器，利用普通工业CCD摄像机获得了画面清晰、质量稳定的铝合金焊接熔池区域图像。

This article introduces the digital control system of auto submerged arc welder design based on ISP-PLD ,analyzes the design of control circuit for tractor,wire feeder,SCM control circuit and program for welding process in detail.

介绍了由 ISP -PLD构成的自动埋弧焊机数字控制系统；对小车行走控制电路、送丝控制电路、以及焊接过程控制程序等的设计作出了较详细的分析。

An important feature is the 88,500 shares fell sharply after the bottom of the build process, the share price and volume changes are arc-shaped and has completed a longer time.

圆弧底重要的特征就是股价在大幅下跌之后，在构筑底部的过程中，股价和成交量的变化均呈现圆弧状且完成的时间较长。

Swing Beam Shear Cut the last knife in the process of arc around a fixed axis to swing through leverage, the fulcrum force is small, can increase cutting-edge life, the machine life, the whole structure is compact, and can non-polar adjust the amount of the trip on the tool carrier, greatly improving efficiency.

摆式剪板机的上刀架在剪切过程中绕一固定轴线作圆弧摆动，通过杠杆作用，支点受力小，可提高剪切刃寿命、机器寿命，整机结构紧凑，并能无极调节上刀架的行程量，大大提高工作效率。

A similar process occurs on a much smaller scale to gas surrounding a single star, forming the bow-shaped arc seen near the upper left side of the Cone.

类似的过程以小得多的规模发生在锥状星云左上方的一个恒星周围，形成了一个弧形光晕。

In the process of switching operation of 220kV primary equipment,the switch of motor power source tripped suddenly,and then electric arc occurred between the moving contact and stationary contact of disconnecting switch.

对一起因220kV一次设备在倒闸操作过程中，电动机电源开关突然跳闸，致使隔离开关动、静触头之间产生电弧，危及电网和设备安全的这一危险情况进行了分析，找出危险根源，强调执行反事故措施的重要性。

Two PI adjustors were applied for wire feeding velocity control, one performed motor armature voltage feedback, the other one executed arc voltage feedback to determine the given velocity.3、 Exchanging data of power source and process controller by adapting 20mA current loop by a serial communication interface, which satisfy real time control demand.

该控制器具有焊接参数预置、记忆、锁定、数显以及自动引弧、收弧等功能。 2、焊接电源采用三相半控桥晶闸管整流电路，用不同方法计算偏差进行多变量数字解耦PI调节获得恒流、恒压、陡降和缓降四种输出静特性。

The former can be used to make the instructions in advance according to the information of the production tasks of electric arc furnaces and this convertor, which is suitable to the producing conditions of being short of on-line testing equipments, the later can correct the operating parameters according to the information of on-line testing equipments in the process of blowing The results of computer imitating and on-the-spot debugging make clear that the ratio of cold material and the rate of negotiable metal recovery will be improved a lot if we operate convertors in accordance with the computer instructions made by the software system.

前者可根据矿热电炉生产任务安排和本炉吹炼任务等信息预排操作指令表，用于目前无在线检测设备的生产条件；后者可在操作过程中根据在线检测信息修正相关操作参数。计算机仿真及现场调试结果表明：按照该软件系统产生的指令进行操作，可使冷料率、有价金属回收率等生产指标得到明显的提高。

The " flash" welding of thermocouples is a fusion or arc welding process, where enough electrical

闪光焊接热电偶是一个熔融或电弧焊接过程，在焊接点会释放出足够的电能，从而熔化需要焊接的材料。

In the wire workshop of the manufacturing industry of the large electrical transformer, it is a very important process that the wire joint to be welded must be the arc shape which is a technical requirement to secure the quality of the transformer.

在大型电力变压器制造业的线圈生产车间，一项很重要的工艺要求就是导线接头必须圆弧头焊接，是确保变压器质量的技术要求。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。