您要查找的是不是:
- underwater welding penetration 水下焊接熔深
- A pulsed-wire feeding machine for underwater welding has been developed. 研制了一种用于水下焊接的脉动送丝机构。
- The works is significant and valuable to the study of underwater welding arc physics and welding metallurgic. 本研究工作对水下焊接电弧物理及焊接冶金的研究有参考价值。
- The varied weld penetration depths of austenic stainless steel in A-TIG welding are studied. 采用活性化焊剂TIG焊接方法研究了奥氏体不锈钢焊缝熔深的变化。
- According to the mechanism of underwater welding,develop a pulsed-wire feeding system controlled by MCU and working with underwater welding power. 根据水下焊接的机理,研制出一种由单片机控制的脉动送丝机构与水下脉冲焊接电源相配合的送丝机。
- Weld penetration and wire melting speed of AC PMIG welding not only have relationship with welding current but also with electrode negative ratio. 交流脉冲MIG焊其焊缝熔深及焊丝熔化速度不仅与焊接电流有关,而且与负极性比率有关。
- Next, some possible effects of iron powder or thermit mixture content in coating on the temperature of underwater welding arc are analyzed. 其次对焊条药皮中不同铁粉及铝热剂的含量对水下焊接电弧温度的影响作了较详细的分析。
- The halides of MnCl_2, CdCl_2, ZnF_2 and NaF reduce weld penetration as well as width. 卤化物MnCl_2,CdCl_2,ZnF_2,NaF都使熔深减小的同时也减小熔宽。
- This paper briefly reviews the current underwater welding technology and discusses the feasibility of implementing lasers in the offshore envsionment . 本文概要评述了当前的水下焊接技术,讨论了在近海工程环境中实现激光焊接的可行性。
- The trawsform on the weld penetration depth are studied after welding the Austenitic steel of activated flux with TIG welding. 在采用TIG焊接方法时,在奥氏体不锈钢的表面涂敷一层活性化焊剂进行焊接,会影响焊缝熔深的变化。
- The maximal ratio of hybrid/MAG weld penetration is 1.5 and the lowest YAG laser power that augments MAG arc is 73 W. 复合与MAG焊缝熔深比最大达1.;5,YAG激光增强MAG电弧的最小激光功率为73 W;
- It is revealed that the GTAW arc under high-pressure air environment has following distinguished features: its safe pressure range for underwater welding might be up to 0. 利用自制的高压干法水下焊接模拟试验平台,首次系统研究了高压空气环境下GTAW电弧特性。
- During the welding process,when underwater welding power outputs high level,the system stops feeding wires and wires burn upwards with forming molten droplets. 在水下焊接过程中,脉冲电源输出高电平时,停止送丝,电弧稳定燃烧并形成熔滴;
- The present research mainly focuses on detecting the processing stability,assembly quality,defocusing,weld penetration,weld shape,pool and keyhole,etc. 目前实时检测的内容主要有焊接过程的稳定性、装配质量、离焦量、焊缝熔深和表面形貌、熔池与小孔的形态等。
- Yttriated Tungsten is primarily used in military and aviation industry with narrow arc beam,high compressing strength,highest welding penetration at medium and high current. 钇钨电极在焊接时,弧束细长,压缩程度大,尤其在中、大电流溶深最大,目前主要用于军工和航空航天工业。
- The concept of real-time weld quality control is quite broad, and this work focuses on weld penetration depth monitoring and control with laser ultrasonics. 一个类神经网路应用于前馈迴路以补偿主要的位置误差,另一个应用于回馈迴路修正次要的误差。
- Taking Ti, Si and Te as activating fluxes, the effect of single element on the formation of weld of mild steel made with DCSP A-TIG was studied. The reason of influence of single elements on weld penetration was discussed. 以Ti粉、Si粉和Te粉作为活性剂;研究了单质对低碳钢直流正接A-TIG焊焊缝成形的影响;分析了单质影响熔深的机理.
- A welding backing with sand mould has been invented to realize welding penetration,which fully takes the place of gouging back chipping which has all kinds of shortcomings and disadvantages. 研究发明的“背衬砂垫焊接工艺”能够非常容易地实现焊透的目的,可以完全取代落后的碳弧气刨清根工艺,克服了目前常用的碳弧气刨清根所带来的缺点、弊病和不足。
- Test results indicate that compound process of laser welding can remarkably improve weld penetration and welding speed,therefore low power laser welder can be used for aluminum alloy welding. 试验结果表明,激光焊复合工艺可以显著提高焊缝熔深和焊接速度,从而实现采用小功率激光焊机实现铝合金激光焊接的目的。
- The development of the underwater welding arc control system 水下焊接电弧控制系统的研制