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Trans. Nonferrous Met. Soc. China 29(2019) 385-396 Effect of thermal treatment on energy dissipation of granite under cyclic impact loading Rong-hua SHU1, Tu-bing YIN1, Xi-bing LI1, Zhi-qiang YIN2... and Control, Anhui University of Science and Technology, Huainan 232001, China Received 7 January 2018; accepted 16 April 2018 Abstract: High temperature treatment causes thermal damage to rocks in deep mining......
Trans. Nonferrous Met. Soc. China 22(2012) s793-s800 Rotary ultrasonic-assisted milling of brittle materials KUO Kei-lin1, TSAO Chung-chen2 1. Department of Vehicle Engineering, National Taipei... to improve the machining efficiency of ultrasonic milling, the easiest and most effective approach was started with the improvement of tool design. The main objective of this research was to utilize rotary......
Effect of ultrasonic power introduced by a mold copper plate on the solidification processXiao-fang Shi,Li-zhong Chang,Jian-jun WangSchool of Metallurgy Engineering,Anhui University of Technology摘 要:An electroslag furnace with ultrasonic vibration introduced by a mold copper plate was designed. The effects of ultrasonic power on the element distribution......
exceeds 0.8%. The β and γ phases can be eliminated effectively by subsequent homogenization heat treatment at the temperature above Tα. The evolution of the strength, microhardness and ductility... and microhardness obviously, which can be improved effectively by subsequent homogenization heat treatment. Key words: TiAl alloy; β phase; microstructure; mechanical properties; homogenization treatment 1......
Contact Analysis and Modeling of Standing Wave Linear Ultrasonic Motor时运来State Key Laboratory of Mechanics and Control of Mechanical Structure,Nanjing University of Aeronautics & AstronauticsDigital... mechanics between the stator and slider of the standing wave linear ultrasonic motor was presented. The proposed model starts from the assumption that the vibration characteristics of the stator......
Trans. Nonferrous Met. Soc. China 29(2019) 1017-1025 Microstructure characteristics of Ti-43Al alloy during twin-roll strip casting and heat treatment Mang XU, Guo-huai LIU, Tian-rui LI, Bing-xing... heat treatment process with significantly improved homogeneity of the microstructure. Key words: strip casting; TiAl alloy; sheet fabrication; microstructure characterization; heat treatment 1......
]. HU et al [27] fabricated TiN/Al nanocomposites by an ultrasonic-assisted casting method, followed by T6 treatment, and the tensile strength and elongation were 235 MPa and 9.5%, respectively... metallurgy and subsequent heat treatment LIU Rui-feng(刘瑞峰)1, 2, WANG Wen-xian(王文先)2, 3, CHEN Hong-sheng(陈洪胜)2, 4 1. College of Aeronautics and Astronautics, Taiyuan University of Technology, Taiyuan 030024......
at 3 s of ultrasonic treatment[61] 2.3.2 聚合作用 聚合作用是指利用超声波的Bjerknes力使附着有细粒矿物的气泡相互聚合而使浮选回收率升高,这一过程一般在超声波驻波(可由频率相同,传输方向相反的两个传感器组合发出)条件下发生.细粒矿物的浮选一直是选矿的难题,通过超声波聚合作用将若干个微细粒矿物团聚在一起增大颗粒直径,从而增大与浮选气泡的碰撞...选过程中泡沫的图像[67] Fig. 6 Images of froth during flotation process[67] 图7 在200 kHz时超声波对煤颗粒(74~125 μm)的聚集[66] Fig. 7 Aggregation of coal particle (74-125 μm) by ultrasonic treatment......
coating treatment CHEN Yu-gang(陈玉刚), ZHU Qing-yu(朱清玉), ZHAI Jing-yu(翟敬宇) School of Mechanical Engineering, Dalian University of Technology, Dalian 116024, China Central South University Press... by ultrasonic phased array technology. The simulation results of the vibration behavior of the cracked blade were obtained and consistent with the experimental results. A NiCrAlY coating was deposited......
Influence of processing parameters and heat treatment on phase composition and microstructure of plasma sprayed hydroxyapatite coatings ZHAO Guo-liang(赵国亮)1, WEN Guang-wu(温广武)1, WU Kun... parameters on the phase composition and the microstructure of the obtained coatings was investigated. The effect of heat treatment on as-sprayed coating in terms of the crystallinity......
