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Multi-objective optimization of crimping of large-diameter welding pipeFAN Li-feng(范利锋)1, GAO Ying(高颖)2, YUN Jian-bin(云建斌)3, LI Zhi-peng(李志鹏)4(1. Transportation Institute, Inner Mongolia University..., Hohhot 010070, China;4. Institute of Aircraft Design, Shenyang 110035, China)Abstract:Crimping is widely adopted in the production of large-diameter submerged-arc welding pipes. Traditionally, designers......
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): 428s-434s. [7] Hardt D E, Katz J W. Ultrasonic measurement of weld penetration [J]. Welding Journal, 1984, 63(9): 273s-281s. [8] Kovacevic R, Zhang Y M, Li L. Monitoring of weld joint penetration... Visual sensing of weld pool in variable polarity TIG welding of aluminium alloy ZHANG Guang-jun(张广军), YAN Zhi-hong(闫志鸿), WU Lin(吴 林) State Key Laboratory of AWPT, Harbin Institute of Technology......
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J. Cent. South Univ. (2018) 25: 277-286 DOI: https://doi.org/10.1007/s11771-018-3736-5 Surface roughness prediction model in ultrasonic vibration assisted grinding of BK7 optical glass ZHAO Pei-yi... surface roughness is the key to improve whole machining efficiency and meanwhile reduce the expenditure in machining optical glass components. In order to predict the surface roughness in ultrasonic......
Physics characteristic of coupling arc of twin-tungsten TIG welding ZHANG Guang-jun(张广军), LENG Xue-song(冷雪松), WU Lin(吴 林) State Key Laboratory of Advanced Welding Production Technology, Harbin...; Abstract: Twin-tungsten TIG welding was developed, in which two electrodes were placed in a single welding torch. In order......
Trans. Nonferrous Met. Soc. China 22(2012) s323-s328 Ultrasonic thickness measurement for aluminum alloy irregular surface parts based on spectral analysis CONG Sen, GANG Tie State Key Laboratory of Advanced Welding and Joining, Harbin Institute of Technology, Harbin 150001, China Received 28 August 2012; accepted 25 October 2012 Abstract: Ultrasonic methods of measuring the thin thickness......
; Dynamic modeling and simulation for nonholonomic welding mobile robot ZHANG Ke(张 轲)1, WU Yi-xiong(吴毅雄)1, L? Xue-qin(吕学勤)2, JIN Xin(金 鑫)1 (1. School of Materials Science and Engineering...-Euler method, the dynamic behaviors of the left and right driving wheels and the robot body for the welding mobile robot were derived. In order to realize the combination control of body turning......
Ultrasonic synthesis, characterization and formation mechanism of aggregated nanorings of EuF3 WANG Xinjun1,JIANG Kai1,BAI Zhengyu1,WU Dapeng1 (1.Chemistry and Environmental College,Henan Normal University,Xinxiang 453007,China) Abstract:The aggregated nanorings of EuF3 were synthesized via ultrasonic irritation in aqueous solution. The products were characterized by X-ray powder diffraction......
Localization system for mobile robot using scanning laser and ultrasonic measurement LIU Kai(刘凯)1, SUN Zeng-qi(孙增圻)1, AN Bin(安斌)2 (1. Department of Computer Science & Technology, Tsinghua... and position information for the robot. Then, a novel scanning laser and ultrasonic absolute positioning system was developed to eliminate the accumulative error in dead reckoned robot heading......
