探讨了氦气和氩气不同配比对AZ31 镁合金交流钨极惰性气体保护焊(TIG)焊接性的影响,对不同气体配比的混合气体电弧特性、熔深、焊缝成型进行了分析和测定。
The influence of He-to-Ar ratio in AC-TIG on the AZ31 welding properties was studied. The arc characters, weld penetration, joint forming were measured and analyzed.
如果在继电器中发现可燃气体,这说明有内部故障,比如过热或者电弧作用;而继电器内的空气只说明油位低或者有漏油。
Flammable gas found in the relay indicates some internal fault such as overheating or arcing, whereas air found in the relay may only indicate low oil level or a leak.
利用高电压来击穿其两电极之间的气体绝缘层,从而产生电弧的一种电火花点火设备。
Using the high voltage between the two electrodes to breakdown of gas layer, thus generating an electric arc ignition devices.
相反,他们使用一种惰性气体,如氙,散发出淡淡的当它接触到高压电器电弧。
Instead, they make use of an inert gas, such as Xenon, which emits light when it comes in contact with a high voltage electrical arc.
试验结果表明,在回路电感值不变的条件下,焊接电流、电弧电压和气体流量是影响熔敷效率的主要因素。
Testing results show that the major factors affecting the deposition efficiency are the welding current, arc voltage and gas flow rate under the condition of same circuit inductance.
双丝间接电弧气体保护焊是一种新的焊接方法。
Twin-wire indirect arc gas shielded welding is a new welding technology.
在金属电弧和激光焊接中气态氦用作惰性屏蔽气体。
Gaseous helium is used as an inert shielding gas in metal arc and laser welding.
探讨了电弧等离子体发生器的静态伏安特性以及气体流动状态对等离子体发生器热效率、热焓的影响。
Static characteristics of arc plasma reactor and the influence of flowing gas state on the thermal efficiency and stagnation enthalpy of plasma torch has been investigated.
HID是靠电弧击穿气体而发光,因此灯管内没有灯丝。
HID light is generated by electric arc breaking through the inert gas, no filament is applied there.
电弧形成时,气体快速积累,油迅速流入油枕中。
If an arc forms, gas accumulation is rapid and oil flows rapidly into the conservator.
电弧形成时,气体快速积累,油迅速流入油枕中。
If an arc forms, gas accumulation is rapid, and oil flows rapidly into the conservator.
第三种情况是电弧功率在整个放电时间内基本不变,放电时间小,出现概率很小,不会造成气体引爆。
For the third case, arc power is constant, arc discharge time and occurring probability is very small therefore causing no gas ignition.
本文研究对象是场畸变型、旋转电弧气体火花开关。
In this thesis the field-distortion rotary-arc gas spark switch is fully explored.
研究了电弧功率、喷涂距离和等离子气体流量对涂层显微组织和性能的影响。
The effects of the plasma power, spraying distance and plasma gas flow rate on the microstructure and properties of the coatings were investigated.
第二部分研究了在氩气作保护气体的情况下,用变极性TIG焊方法焊钢时,焊接电流、电压的变化情况和电弧形态的变化。
The second is, when steel is welded by means of VPTIG of argon, the changes in current, voltage and arc shape.
应用高效的气体保护熔化极电弧焊焊接铝合金薄板时,容易出现熔池下塌、烧穿等焊接缺陷。
Welding defects such as collapse of molten pool, burning through, would like to happen in the high efficient gas shielded metal arc welding.
断路器壳体(4)包括构造为排出电弧气体的一定数量的灭弧室气孔。
The circuit breaker housing (4) includes a number of arc chute vents structured to exhaust arc gases.
由于电弧回路结构不同,双丝间接电弧气体保护焊的焊接过程比单丝焊更加稳定。
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.
简体中文标题:焊接消耗品。高强度钢气体保护电弧焊用焊丝电极、焊丝、焊条和沉积金属。分类。
English Name: welding consumables - wire electrodes, wires, rods and deposits for gas-shielded arc welding of high strength steels - Classification.
焊条电弧焊焊缝的断裂韧性与气体保护焊焊缝的断裂韧性相当。
Fracture toughness of both shielded metal arc welding and gas metal arc welding is almost the same.
同时,热区气体吸收了大量电弧能量。
弹性凸出部朝向与壳体的接合方向偏压基部,以阻止电弧气体在基部和壳体之间被不合期望地排放。
The resilient protrusions bias the base toward engagement with the housing to resist the arc gases being undesirably discharged between the base and the housing.
双丝间接电弧气体保护焊是一种新的焊接工艺。
The twin-wire indirect arc gas-shielded welding is a new welding technology.
简体中文标题:焊接和相关工艺。接缝制备的建议。钢的手动金属电弧焊、气体保护金属电弧焊、气焊、TIG焊接和束焊。
English Name:Welding and allied processes - Recommendations for joint preparation - Manual metal-arc welding, gas-shielded metal-arc welding, gas welding, TIG welding and beam welding of steels.
但是SF_6电气设备中的气体不可避免的含有杂质,在电弧作用下,这些杂质容易与SF_6气体的分解物反应生成毒性物质,从而腐蚀电气设备,降低设备绝缘能力。
Under the arc action, the impurity can easily react with the decomposed product of SF_6, and then produce poison which can corrupt electric equipment, degrade its insulation performance.
为了提高CO_2气体保护焊的自动化水平,本文研制了用于CO_2气体保护焊的电弧传感焊缝跟踪系统。
In order to improve the level of automatic welding in CO_2 shielded welding, the tracking system of welding seam based on arc sensor for CO_2 shielded welding is developed in this paper.
为了提高CO_2气体保护焊的自动化水平,本文研制了用于CO_2气体保护焊的电弧传感焊缝跟踪系统。
In order to improve the level of automatic welding in CO_2 shielded welding, the tracking system of welding seam based on arc sensor for CO_2 shielded welding is developed in this paper.
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