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Influence of viscous medium temperature distribution on sheet fracture in viscous pressure forming at warm temperature LIU Jian-guang(刘建光)1, WANG Zhong-jin(王忠金)1, ZHANG Xin(张鑫)2, LI Yi(李毅)1 1... pressure forming (VPF) of aluminum alloy AA3003 sheet metal at warm temperature was investigated by using coupled thermo-elastoplastic-viscoplastic finite element method. The influence of viscous......
Trans. Nonferrous Met. Soc. China 22(2012) s661-s667 Effect of alloying on high temperature fatigue performance of ZL114A (Al-7Si) alloy DONG Xu-gang1, ZHOU Jie1, JIA Yao-jun1, LIU Bin2 1. College...: The effect of Cu, Fe and Ni on high-temperature mechanical performance and fatigue properties of ZL114A alloy was studied through high temperature fatigue test and SEM. The results show......
Mechanical properties of high-strength concrete subjected to high temperature by stressed test Gyu-Yong KIM, Young-Sun KIM, Tae-Gyu LEE Division of Architecture Engineering...; Abstract: Recently, the effects of high temperature on compressive strength and elastic modulus of high strength concrete were......
J. Cent. South Univ. (2012) 19: 1932-1937 DOI: 10.1007/s11771-012-1228-6 Calculation on inner wall temperature in oil-gas pipe flow DUAN Ji-miao(段纪淼)1, WANG Wei(王玮)1, ZHANG Yu(张宇)2, LIU Hui... equation of gas-liquid flow in pipeline, the explicit temperature drop formula for gas-liquid steady state calculation was derived. This formula took into consideration the Joule-Thomson effect, impact......
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Size and shape effects on Curie temperature of ferromagnetic nanoparticles CAO Ling-fei(曹玲飞)1, XIE Dan(谢 丹)2, GUO Ming-xing(郭明星)3, H.S. Park1, T. Fujita1 1. School of Engineering, University...; Abstract: A simplified model was developed to describe the Curie temperature suppression of ferromagnetic nanoparticles. Based......
Influence of Zirconium Addition on Magnetic Properties and Temperature Coefficient for Nanocomposite Nd10Fe78.5-xCo5ZrxB6.5 Magnets Ni Jiansen1,Tan Xiaohua1,Dong Yuanda1,Zhang Shiyan1,Xu Hui1 (1.Institute of Material Science, Shanghai University, Shanghai 200072, China) Abstract:The influence of Zr addition on magnetic properties and temperature coefficient for nanocomposite......
J. Cent. South Univ. Technol. (2008) 15(s1): 033-038 DOI: 10.1007/s11771-008-309-z Thermal-rheology effect and temperature field of engineering polymers LI Zhi-da (李之达)1, 2, WANG Hua-ping (王花平)2...) Abstract: The formation and evolution laws of the defect temperature field, heat dissipation in the process of defect evolution were studied. On the basis, the formation and evolution laws......
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