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下不同超声功率下制备的ZL114A合金中共晶硅SEM像 Fig. 5 SEM images of eutectic silicon of ZL114A alloy prepared with different ultrasonic power in coordination field 图6 协同场下不同凝固压力下制备的ZL114A合金中共晶硅的SEM像 Fig. 6... of 7050 aluminum alloy produced by semi-continuous casting under ultrasonic field[J]. The Chinese Journal of Nonferrous Metals, 2011, 21(2): 318-324. [11] KOMAROV, SEGREY1, ISHIWATA. Industrial......
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condition is that the ultrasonic field with intensity of 30-40 W/cm2 treats AS41 melt in the temperature range of 650-700 ℃ for 50-80 s. In addition, the ultrasonic treatment also leads.... 关键词:AS41镁合金;熔体;超声孕育处理;凝固组织 中图分类号:TG146.2; TG249.9 文献标志码:A Effect of ultrasonic inoculation treatment on solidification microstructure of AS41 magnesium alloy LE Qi-chi......
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J. Cent. South Univ. (2016) 23: 562-569 DOI: 10.1007/s11771-016-3103-3 Comprehensive modeling approach of axial ultrasonic vibration grinding force HE Yu-hui(何玉辉) 1,2, ZHOU Qun(周群) 1,2, ZHOU Jian... Manufacturing, Changsha 410083, China Central South University Press and Springer-Verlag Berlin Heidelberg 2016 Abstract: The theoretical model of axial ultrasonic vibration grinding force is built......
Evaluation of thermal sprayed coating using ultrasonic inspection by means of bottom echo back reflection Toshifumi KUBOHORI, Toru ITO, Wahidullah WAHI, Yasuyuki INUI, Toshiro IKUTA... for thermal spray coating becomes more important. For this purpose, we thinned the thickness of the thermal sprayed coating by abrasion with blasting and used ultrasonic inspection by means of bottom......
Ultrasonic Plasma Spray--A New Plasma Spray Process WEN Xiong-wei1,LI Lu-ming1,ZHANG Hua-tang1,LU Zhi-qing1 (1.Department of Mechanical Engineering, Tsinghua University, Beijing 100084, China) 摘要:The method of arc- ultrasonic is introduced into plasma spray process. The process of spray ZrO2-NiCoCr AlY thermal barrier coatings (TBCs) using air plasma spray (APS) process is studied. A exciting......
Bonding mechanism of ultrasonic wedge bonding of copper wire on Au/Ni/Cu substrate TIAN Yan-hong(田艳红)1, WANG Chun-qing(王春青)1, Y. Norman ZHOU2 1. State Key Laboratory of Advanced Welding...; Abstract: The ultrasonic wedge bonding with d25 μm copper wire was achieved on Au/Ni plated Cu substrate at ambient temperature. Ultrasonic wedge bonding mechanism was investigated......
J. Cent. South Univ. (2018) 25: 1545-1559 DOI: https://doi.org/10.1007/s11771-018-3847-z Effects of ultrasonic vibration on performance and microstructure of AZ31 magnesium alloy under tensile...), Shandong University, Jinan 250061, China Central South University Press and Springer-Verlag GmbH Germany, part of Springer Nature 2018 Abstract: Ultrasonic vibration can reduce the forming force......
and experimental verification on effect of ultrasonic and electromagnetic field on aluminum alloy melt[J]. Special Casting and Nonferrous Alloys, 2020, 40(4): 435-440. [12] 程建玲, 郭汉东. 电磁搅拌作用下铝合金凝固组织的数值模拟[J... ultrasonic field[J]. The Chinese Journal of Nonferrous Metals, 2019, 29(1): 1-10. [16] 李 捷, 张忠涛, 石 婷, 等. 复合场对A356合金凝固行为的影响[J]. 铸造, 2009, 58(7): 681-683. LI Jie, ZHANG Zhong-tao, SHI Ting,et al. Effect......