共搜索到383条信息，每页显示10条信息，共39页。用时：0小时0分0秒427毫秒
High-frequency induction heated sintering of ball milled Fe-WC nanocompositesT. Zanganeh2,A. Najafi22. Department of Materials, Saveh Branch, Islamic Azad University, Saveh, Iran摘 要:Fe-WC nanocomposites were successfully fabricated by high-frequency induction heated sintering of ball milled nanostructure powders. The ball milled powders were......
Preparation and high-frequency soft magnetic property of FeCo-based thin filmsXiao-Long Liu,Lai-Sen Wang,Qin Luo,Lei Xu,Bei-Bei Yuan,Dong-Liang PengFujian Key Laboratory of Advanced Materials,College... frequency(fr) can be further optimized for the[FeCoSiN/SiNx]n multilayer thin film.When the thickness of FeCoSiN layer and SiNx layer is maintained at 7 and 2 nm,the Hc,p and fr for[FeCoSiN/SiNx]n......
In-situ fabrication of particulate reinforced aluminum matrix composites under high-frequency pulsed electromagnetic fieldGuirong Li, Yutao Zhao, Qixun Dai, Hongjie Zhang, and Hongming Wang School.... They are well distributed in the matrix. Thermodynamic and kinetic analysis show that high-frequency pulsed magnetic field accelerates heat and mass transfer processes and improves the kinetic condition......
of high frequency thermoacoustic engines LIU Yicai, MO Shuanglin, LEI Binyi, XIA Yubo, MA Ying (School of Energy Science and Engineering, Central South University, Changsha 410083, China) Abstract: The synergy theory was introduced into the acoustic coupling research of high-frequency thermoacoustic engines. Based on the synergy theory, the important parameters that had impact on the coupling......
Compressive Strength and Interface Microstructure of PCBN Grains Brazed with High-Frequency Induction Heating MethodYe-Jun Zhu,Wen-Feng Ding,Ze-Yu Zhao,Yu-Can Fu,Hong-Hua SuCollege of Mechanical... cubic boron nitride(PCBN)grains were brazed to AISI 1045 steel matrix with Ag–Cu–Ti filler alloy using the high-frequency induction heating technique. The compressive strengths of brazed grains were......
An impregnation-reduction method to prepare graphite nanosheet/alumina composites and its high-frequency dielectric propertiesKe-Lan Yan1,Run-Hua Fan1,Min Chen1,Kai Sun1,Xu-Ai Wang1,Qing Hou1,Shi... is about 20 nm,and the lamellae thickness of the graphite is about 30 nm.Then,the dielectric properties and conductive mechanism of the composites were investigated experimentally in the frequency range......
Investigations of high-frequency induction hardening process for piston rod of shock absorberXianhua Cheng and Qianqian ShangguanSchool of Mechanical & Power Engineering, Shanghai Jiaotong... through the Finite Element Method (FEM) simulation of the thermal field of induction heating. From tensile and impact tests, an optimized high frequency induction hardening process for piston rods has......
Surface Structure and High-frequency Magnetic Properties of the Amorphous [Co0.94-xFe0.06(MoMn)x]77(SiB)23 AlloysLijun CHEN Yuzhi LIU Gingzhen XU Haisheng SHI Shanghai Iron and Steel Research Institute,Shanghai,200940,China摘 要:<正> The relationship between the high-frequency magnetic properties and surface structure of the amorphous[Co0.94-xFe0.06......
文献标志码:A 文章编号:1672-7207(2019)08-1876-07 Experimental study on a damage model of rock with center hole under high frequency impact WU Wanrong, YAO Zhuang, LIU Zhi... under high-frequency impact was established based on the principle of composite rock breaking induced by shock disturbance. The granite specimen behind the center hole was studied using split Hopkinson......
提高铜精矿品位,降低SiO2含量技术改造实践朱建鹏1,刘瑞强1,马涌1,任允超2,郭宏3(1.山东省烟台市莱州市山东黄金矿业(莱州)有限公司精炼厂2.山东黄金集团烟台设计研究工程有限公司,烟台 2640063.吉林省冶金研究院)摘 要:铜精矿中SiO2质量分数达12.0%,严重地影响了冶炼生产及企业的经济效益.通过调整浮选药剂,采用高频细筛取代旋流器对铜精矿分级,改变再磨介质等措施提高磨矿细度,实现铜精矿w(Cu)>25%,w(SiO2)<8%,降低了冶炼生产成本,提高了企业经济效益.......
