查询词典 arc process

Aiming at the tristep method smelting process of "electrical arc furnace+multifunction converter+VOD" for stainless steel, and centering about the dephosphorization during the process, the theoretical analysis and calculations have been carried out for the feasibility of several important links in the process chain (including desiliconization and chromium conservation in EAF, and simultaneous dephosphorization and desulfurization in ladle ) in the view of melting thermodynamics.

针对&电弧炉+多功能转炉+VOD&三步法不锈钢冶炼工艺，以脱磷为主线，从冶金热力学的角度对流程中涉及的几个重要工艺环节的可行性(包括电弧炉去硅保铬、铁水包同时脱磷脱硫等问题)进行了理论分析和计算。

On the base of practical transformer substation main connection,electriccomponents and system circuit model are first formed in the paper;analyze vacuum arccharacteristic and medium resume are analyzed,then,according to vacuum chamberphysical process of switching AC arc,resume process are divided into three stages:sheathdevelopment,neutral particles diffusion and static characteristic,with that,calculatingmodel of medium resume strength is erected and applied in the computing of vacuumcircuit breaker interrupting transform overvoltage;In the paper,Saber software is used tosimulate a whole switching process;As follows,overvoltage characteristic of vacuumcircuit breaker switching no load and load transformers,kinds of influence factors areanalyzed in detail;At last,vacuum circuit breaker switching capacitance groupovervoltage formative causes and electrode refining for lessening reignition are discuss.

本文针对中低压变电站的实际主接线建立各电气元件及系统的电路模型；在真空电弧的特点及间隙的介质恢复特性上，依据真空断路器灭弧室分断电弧的物理过程，将真空电弧熄灭后的恢复过程分为鞘层发展、中性粒子扩散和静态特性三个阶段，建立了相应的介质恢复强度的计算模型，应用到切除变压器作过电压的计算中；采用Saber仿真软件模拟计算真空断路器切除变压器作过电压；并分别对真空断路器切除空载及负载变压器作过电压的特点与影响作过电压的各种因素做了详细的分析；最后简要分析了真空断路器开断电容器组过电压的形成原因及为减少重燃的电极老炼措施。

On the base of practical transformer substation main connection,electriccomponents and system circuit model are first formed in the paper;analyze vacuum arccharacteristic and medium resume are analyzed,then,according to vacuum chamberphysical process of switching AC arc,resume process are divided into three stages:sheathdevelopment,neutral particles diffusion and static characteristic,with that,calculatingmodel of medium resume strength is erected and applied in the computing of vacuumcircuit breaker interrupting transform overvoltage;In the paper,Saber software is used tosimulate a whole switching process;As follows,overvoltage characteristic of vacuumcircuit breaker switching no load and load transformers,kinds of influence factors areanalyzed in detail;At last,vacuum circuit breaker switching capacitance groupovervoltage formative causes and electrode refining for lessening reignition are discuss.

本文针对中低压变电站的实际主接线建立各电气元件及系统的电路模型；在真空电弧的特点及间隙的介质恢复特性上，依据真空断路器灭弧室分断电弧的物理过程，将真空电弧熄灭后的恢复过程分为鞘层发展、中性粒子扩散和静态特性三个阶段，建立了相应的介质恢复强度的计算模型，应用到切除变压器操作过电压的计算中；采用Saber仿真软件模拟计算真空断路器切除变压器操作过电压；并分别对真空断路器切除空载及负载变压器操作过电压的特点与影响操作过电压的各种因素做了详细的分析；最后简要分析了真空断路器开断电容器组过电压的形成原因及为减少重燃的电极老炼措施。

Regardless of the circular, the round arc, the polygon and so on, each kind of different shape punch cutting edge, according to the equal parts angle adjustment division, it can complete the angle or the circular arc which you need without taking down in process.

无论圆形，圆弧形，多角形等，各种异形状的冲子刀口，按等份角度调整分割，中途不需取下，就可以完成你所需要的角度或圆弧。

Based on self-made stepping arc stud welding gun, the welding process adopting ferrules as arc shield was studied.

利用自行研制的步进式电弧螺柱焊枪，采用套圈作为焊接过程的保护方式，研究了套圈保护步进式电弧螺柱焊过程。

The study of the fusion-welding process covers various important aspects such as the metallurgical properties of the weldments, the effect of arc temperature on the development of post-weld residual stresses, distortion in the base material, the physics and behaviour of the arc with the formation and maintenance of the weld pool.

研究聚变-焊接过程涉及各种重要的方面，如冶金性能该焊接，其效果的电弧温度对发展焊后残余应力，变形在基地的材料，物理和行为电弧与形成和维持该焊缝池。

Because of the difference of arc circuit, the welding process of twin-wire indirect arc gas shielded welding is more stable than single wire welding.

双丝间接电弧气体保护焊是一种新的焊接方法。

The experimental results show that with given two-wire submerged arc welding process, the low temperature toughness of the steel welds is good and the joint of medium thickness steel plant with twin-wire submerged arc welded technics can be used without heat treatment after welding.

该钢种中等厚度双丝埋弧焊焊接接头可以在不进行焊后热处理的情况下使用。

This article describes briefly process procedure and characters of 5 sets rolling tack welders for longitudinal submerged arc welding pipe unit,and introduces common defects during tack welding operation,such as air pocket,slag,arc burn,offset and misalignment etc.

简述了直缝埋弧焊管机组中五组压辊式预焊机的工艺过程及特点，介绍了预焊作业中常见的气孔、夹渣、烧穿、错边、焊偏等缺陷。

Milling groove machine is used in processing weaving trade in " pin plate " use privately cut machine tool, belong to the modular machine tool, this machine tool have 4 works position and 8 milling heads, can at the same time process 8 workpieces, have higher processing efficiency and processing precision, and can at the same time still realize needle groove and circular arc groove same work position, it surmounted the shortcoming of that machining process complex, processing efficiency low and process precision do not be in height of the processing of pin plate beforetime, so it have better application prospect.

铣槽机是用于加工纺织业中&针板&的专用切削机床，属于典型的组合机床，该机床具有四工位、八铣头，能同时加工八个工件，具有较高的加工效率和加工精度，同时还能实现针槽与圆弧口槽同工位一次完成，克服了以前针板加工中加工工序复杂、加工效率低、加工精度不高的缺点，有较好的应用前景。

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。