Duplex envelope paper: Generally made by twin-wire, with a colour on one side and white on the other, to improve opacity. 双面信封纸:通常是由双网造纸机造成。一面是白色,另一面是其他颜色,以增加不透明度。
Research on Properties of Welding Joint and Weld Bead Dimension by Twin-wire Submerge Arc Welding Procedure Submerged arc welding procedures of large-scale intersection and modeling of welding gun gesture 双丝埋弧焊接头性能及焊缝几何尺寸研究大型相贯线埋弧焊接工艺研究及焊枪姿态建模
CTOD Experimental Study of Twin-wire Submerged Arc Welded Joint of High-strength Hull Steel 高强船体钢双丝埋弧焊焊接接头CTOD试验研究
The droplet transfer in the twin-wire co-pool gas-shielded metal arc welding ( TCGMAW) process greatly affects the welding seam appearance and the welding quality. 双丝共熔池气体保护焊(TCGMAW)的熔滴过渡对焊缝成形以及焊接质量具有重要的影响。
Application of the twin-wire welding for robot central slot welding 机器人双丝焊在中部槽焊接上的应用
Research on Technology of Variable Polarity Plasma Arc Welding with Twin-Wire Filler 双丝填充VPPA焊接工艺技术研究
The results show that single power source twin-wire submerged arc welding, which is one of alternative methods of submerged arc welding with high deposition rate and low heat input, can meet manufacturing requirements of lange diameter full welding ball-valve. 结果表明,单电源双丝自动埋弧焊熔敷率高、热输入低,可满足大直径全焊接阀体球阀的制造要求。
The chemistry of the wet-end is changing in response to modern papermaking, i. e, fast machines, twin-wire forming, closed white water system, recycled fibre and the move to neutral or alkaline sizing system. 随着现代造纸工业中高速纸机、双网成形、封闭白水系统、废纸利用和中性造纸等新技术的发展,造纸湿部化学领域的研究与应用取得了令人瞩目的进展。
Electric arc shape of twin-wire indirect arc welding 双丝间接电弧焊的电弧形态
Based on analysis of the technology requirements of twin-wire welding, the novel double-closed-loop control mode is introduced in which realizes the dynamic characteristic and external characteristic suitable for double-wire welding. 在深入分析双丝焊工艺要求的基础上,引入新型双闭环控制模式,实现了适合双丝焊要求的脉冲焊电源动特性、外特性。
Experiments show that the synergic control performance of the power supply meets the requirements of twin-wire welding, and eminently show the merits of the high-speed double-wire welding such as the stable welding process, perfect welding seam, high welding speed etc. 试验表明,电源协同控制性能可满足双丝焊的要求,且焊接过程稳定、焊缝成形好、熔敷率高,显示了双丝高速焊的优质高效化特点。
Experimental results show that the digitalized synchronized control scheme is very flexible and that it can help stabilize the twin-wire GMAW process. 实验结果表明,数字化协同控制灵活性大,可使双丝脉冲GMAW过程稳定。
Based on the soft-switching power supply and by applying the CAN bus technique, a synergic controlled Tandem twin-wire high-speed welding equipment was developed. 在软开关电源的基础上,利用CAN总线技术研制了协同控制的Tandem型双丝焊装备。
This paper introduces the construction and properties of the twin-wire former and its operating experience. 本文介绍了Optiformer夹网成形器的结构、性能及运行经验。
In order to decrease the interference between two arcs, the CAN bus technology is applied in the communication of the twin-wire welding equipment and a synergic control device is designed. 为减少双丝焊电弧之间的干扰,将CAN总线技术成功应用于双丝焊装备的通信控制中,设计了双丝焊装备的协同控制装置。
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. 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。
Digitalized Synchronized Control of Twin-Wire Pulsed Gas Metal Arc Welding 双丝脉冲熔化极气体保护焊的数字化协同控制
Study on Twin-Wire Indirect Arc Gas Shielded Welding 双丝间接电弧气体保护焊研究
Influence of welding current on arc characteristic of twin-wire indirect arc welding 焊接电流对双丝间接电弧焊电弧特性的影响
Metal transfer of twin-wire indirect arc argon welding 双丝间接电弧氩弧焊的熔滴过渡
The welding gun of twin-wire indirect arc gas shielded welding was designed in this paper. 并设计了双丝间接电弧气体保护焊的焊枪。
However, there is few research about the twin-wire NGW method which processed with only one welding pool at the present time. 目前有关双丝共熔池焊接方法的研究很少。
Owing to the poor conditions and serious interference during the twin-wire SAW, some optical isolation circuits have been designed to reduce the interference at the term of setting or sampling about current and voltage. 针对双丝埋弧焊现场环境恶劣、各种干扰严重,论文还设计了电流和电压设定和采样的光电隔离电路。
Twin-wire welding becomes a hot spot in research of converter power recently. 近年来,双丝焊成为逆变电源研究的一项热点。
In order to improve the welding speed greatly, twin-wire or multi-wire gas metal arc welding technologies are adopted to maintain the heat input unchanged in order to improve welding speed. 为了大幅度提高焊接速度,在维持焊接线能量大体上保持不变的情况下,一般采用双丝甚至多丝熔化极气体保护焊接方法以提高焊接速度。
Secondarily, the appearance of weld of twin-wire MAG-NG has been studied. 其次,研究了双丝窄间隙MAG焊的焊缝成形。
Twin-wire welding is a efficient welding method, the welding parameters of leading and trailing wire can be adjusted independently. So we can make the twin wire to point to the two sidewall of narrow gap to solve the problem of lack sidewall fusion. 双丝焊是一种高效焊接方法,前后焊丝参数可以独立调节,利用双丝焊前后两焊丝指向窄间隙两侧壁可以解决侧壁未熔合问题。