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- It can cause the welding arc to travel correctlyalong either a straight weld seam or a curvilineal weld seam. 试验表明这种焊缝跟踪控制装置是灵敏的，它能克服偏差，正确跟踪直焊缝和曲线焊缝。
- Ignite easy,stable welding arc ,high constant current,widely adjustable output current. 引弧容易,焊弧稳定,熔池深,电流高度恒定,电流调整范围宽
- 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。
- At the special request of the flux-cored wire welding underwater, the welding arc control system is developed. 根据药芯焊丝水下焊接的要求,研制了一套水下焊接电弧控制系统。
- Arc blow, plasma streaming, and metal transfer are some of the welding arc characteristics strongly influenced by the presence of the magnetic fields. 磁场的存在对于电弧偏吹、等离子体流以及金属过渡等基本的电弧的性能产生强烈的影响。
- Base on the wave controlling, a fuzzy control syste m of welding arc self-sening for synergic CO2 short circuit arc welding is dis cussed. 介绍了一种在波形控制基础上，采用电弧自身传感的协同式模糊控制方法对焊接过程参数进行实时控制的逆变式CO2焊机控制系统。
- 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。
- It is proved that welding arc is constrained and can rotate with different speed when this rotating magnetic field is generated. 试验证明,该装置产生的旋转磁场可以很好地控制焊接电弧,并能使焊接电弧以不同的速率稳定地旋转。
- Fluid flow and heat transfer of TIG welding arc and pool were analyzed based on built model with finite element analysis method. 采用等效比热法来确定液相分数,假定固液相等同区来解决工件熔化区与非熔化区的移动边界。
- In this paper,arc voltage of PMIG welding is controlled by Fuzzy controller.The welding arc is steady in welding process and the appearance of weld is good. 本文介绍作者拟对脉冲熔化极气体保护焊(PMIG焊)焊接过程中的电弧电压参数进行模糊控制,取得了良好的焊接电弧稳定性和焊缝成形的效果。
- A new AC pulse MIG welding process is introduced. And an outstanding welding current waveform capable of stabilizing the AC MIG welding arc is put forward. 采用自行研制的具有方框形外特性的交流脉冲MIG焊接电源 ,又设计了双凹形焊接电流波形 ,即过零前后的电流波形均为脉冲大电流 ,有利于交流脉冲MIG焊接电弧的连续稳定。
- This paper designs a welding arc information testing and processing system,which can deal with data acquisition,signal processing and real-time display in Visual C++. 采用Visual C++开发了一套信号采集、信号处理、实时显示的焊接电信号测试分析软件。
- Serious welding spatter,bad formation,infirm self-adjustability of welding arc are the main disadvantages of CO2 gas shield arc welding which limit its further application. CO2气体保护焊存在飞溅大、焊缝成形差、电弧自调性能差等缺点,制约了其推广和应用。
- In the welding process of the ZA alloy,the effect of flux on the shape and voltage of the welding arc were investigated by using a high-speed camera and oscillograph. 针对活性剂等离子弧焊焊接过程,对焊接电弧外形的变化,焊接电弧力与活性剂之间的关系进行了研究,并建立了活性剂等离子弧焊焊接电弧轴向压强模型。
- It was systematically studied that Na2 SiF6 and fluorite influence on the welding arc stability, welding spattering, slag detachability and the appearance of weld beads and the size of droplet. 系统研究了氟硅酸钠、石对碱性药芯焊丝的焊接电弧稳定性、接飞溅、缝金属的脱渣性和熔滴大小的影响。
- It was systematically studied that Na2SiF6 and fluorite influence on the welding arc stability, welding spattering, slag detachability and the appearance of weld beads and the size of droplet. 系统研究了氟硅酸钠、萤石对碱性药芯焊丝的焊接电弧稳定性、焊接飞溅、焊缝金属的脱渣性和熔滴大小的影响。
- The results show that when there is no welding arc, the accuracy of the seam reconstruction is very high. But when there has the disturbing of welding arc, the square joint and the U type joint cannot be reconstructed with high precision. 试验证明，无弧光干扰时，对于V型、半V型、对接I型、U型、搭接等接缝重建精度很高，有弧光干扰时，对对接I型、U型重建效果欠佳。
- According to the characteristic of images gathered by charge coupled device(CCD),the method of image processing that is high effective in eliminating the noise of spatters and welding arc light is studied in the article. 针对电荷耦合器(CCD)所获取焊缝图像的特点,研究了相应的图像处理方法,有效地消除了焊接过程中的飞溅和弧光对焊缝图像的干扰。
- Joan of Arc was one of France's greatest daughters. 圣女贞德是法国最伟大的女性之一。
- The welding arcs in several AC TIG welding are compared and researched.The effective measures to improve the stability of ... 文中比较研究了几种交流TIG焊电弧稳定性机理,并提出了提高电弧稳定性的有效措施。
