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Effect of small tensile deformation on damping capacities of Mg-1%Al alloy HU Xiao-shi(胡小石)1, HE Xiao-dong(赫晓东)2, ZHENG Ming-yi(郑明毅)1, WU Kun(吴 昆)1 1. School of Materials Science... alloys before and after deformation were observed by optical microscopy (OM) and transmission electron microscopy (TEM). The strain amplitude dependent and temperature dependent damping capacities......
Damping behavior and mechanical properties of Mg-Cu-Mn alloy processed by equal channel angular pressing ZHENG Ming-yi(郑明毅), FAN Guo-dong(范国栋), TONG Li-bo(佟立波), HU Xiao-shi(胡小石...) was conducted at 250 ℃ for 4 passes to the as-extruded Mg-3%Cu-1%Mn alloy with high strength and high damping capacity. After ECAP processing, the grain of as-extruded alloy is significantly refined to about 4......
Effect of porosity on damping behavior of aluminum matrix-fly ash composites DOU Zuo-yong(窦作勇), WU Gao-hui(武高辉), JIANG Long-tao(姜龙涛), DING Bai-suo(丁佰锁), CAO Jin-hua(曹金华) Center for Metal Matrix... with all the porosity in hollow sphere fly ash infiltrated by molten aluminum was fabricated for partially studying the effect of porosity on the damping behavior of the fly ash/Al composites......
A new wide area damping controller design method considering signal transmission delay to damp interarea oscillations in power systemYANG Bo(杨波), SUN Yuan-zhang(孙元章) (School of Electrical Engineering, Wuhan University, Wuhan 430072, China)Abstract:Wide area damping controller (WADC) is usually utilized to damp interarea low frequency oscillation in power system. However, conventional WADC design......
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Effects of Cu and Mn on mechanical properties and damping capacity of Mg-Cu-Mn alloy ZHANG Zhen-yan(章桢彦)1, 2, PENG Li-ming(彭立明)1, 2, ZENG Xiao-qin(曾小勤)1, 2, DING Wen-jiang(丁文江)1, 2 1. National...; Abstract: The effects of Cu and Mn additions on mechanical properties and damping capacity of Mg-Cu-Mn alloy were investigated. The tensile properties......
CALCULATION OF THE DAMPING OF THE Zn-27Al ALLOY BASED ON THE MICRO INTERFACE SLIDING MODEL Y.Z. Zhao1,Q. Gao2,Y.C. Liu1 (1.School of Civil Engineering, Southwest Jiaotong University, Chengdu... treatment, and natural aging were studied. It was clarified why the damping properties of Zn-27Al alloys, after treatment,had advanced most on the basis of analyzing the microstructures. Approximate......
Effect of eutectic phase on damping and mechanical properties of as-cast Mg-Ni hypoeutectic alloys WAN Di-qing(万迪庆), WANG Jin-cheng(王锦程), WANG Gai-fang(王改芳), LIN Lin(林 琳), FENG Zhi-gang(冯志刚...; Abstract: Dynamic mechanical analysis (DMA) was applied to systematically investigate the low frequency damping properties of as-cast hypoeutectic Mg-Ni alloys. The results show......
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J. Cent. South Univ. (2017) 24: 1034-1039 DOI: 10.1007/s11771-017-3506-9 Effect of friction stir processing on microstructure and damping capacity of AZ31 alloy ZANG Qian-hao(臧千昊)1, 2, CHEN Hong-mei... alloy sheet fabricated by rolling was processed by friction stir processing (FSP) with different passes. The effect of FSP on the microstructure and damping capacity of AZ31 alloy sheet was discussed......
