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Structure and production fluid flow pattern of post-fracturing high-rank coal reservoir in Southern Qinshui BasinLIU Shi-qi(刘世奇)1, SANG Shu-xun(桑树勋)2, ZHU Qi-peng(朱启朋)2, LIU Hui-hu(刘会虎)3, GAO He... and hydraulic fracture of No.3 coal reservoir in Southern Qinshui Basin. Flow patterns of methane and water in pore-fracture system and hydraulic fracture were discussed by using limit method......
Flow stress and tribology size effects in scaled down cylinder compression GUO Bin(郭 斌)1, 2, GONG Feng(龚 峰)1, WANG Chun-ju(王春举)1, 2, SHAN De-bin(单德彬)1, 2 1. School of Materials Science... because of size effects. Flow stress and tribology size effects were studied. Scaled down copper T2 cylinder compression was carried out with the lubrication of castor oil and without lubrication......
J. Cent. South Univ. Technol. (2008) 15: 69-74 DOI: 10.1007/s11771-008-0015-x Influence of underground water seepage flow on surrounding rock deformation of multi-arch tunnel... of underground water seepage flow was taken into account or not. The distribution of displacement field around the multi-arch tunnel, which is influenced by the seepage field, was gained. The result indicates......
FLOW STRESS MODEL FOR HARD MACHINING OF AISI H13 WORK TOOL STEEL J. Hua1,H. Yan2,R. Shivpuri1 (1.The Ohio State University, Columbus, OH 43210, USA;2.School of Mechanical-Electrical Engineering... hardness, temperature, strain and strain rate on flow stress. AISI H13 work tool steel was chosen to verify this methodology. The proposed flow stress model demonstrates a good agreement with data collected......
J. Cent. South Univ. Technol. (2007)06-0842-06 DOI: 10.1007/s11771-007-0160-7 Influences of nonassociated flow rules on seismic bearing capacity factors of strip footing on soil... 410075, China) Abstract:Seismic bearing capacity factors of a strip footing placed on soil slope were determined with both associated and nonassociated flow rules. Quasi-static representation......
Mathematical model of flow characteristic in multi-strand continuous casting tundishes Hongwei PAN1,Shusen CHENG1 (1.School of Metallurgical and Ecological Engineering, University of Science and Technology Beijing, Beijing 100083, China) Abstract: new model can better capture the deviation of reality flow pattern from ideal plug flow pattern, and reflects the feature of plug flow. Key words......
Development of flow stress model for hot deformation of Ti-47%Al alloyDENG Tai-qing, YE Lei, SUN Hong-fei, HU Lian-xi, YUAN Shi-jian(School of Materials Science and Engineering, Harbin Institute... temperature of 900-1 200 °C and strain rate of 0.001-0.02 s-1. The effect of temperature, strain rate and strain on the flow stress of the alloy was evaluated. The higher the deformation temperature......
Fluid flow characteristics of single inclined circular jet impingement for ultra-fast coolingWANG Bing-xing(王丙兴), XIE Qian(谢谦), WANG Zhao-dong(王昭东), WANG Guo-dong(王国栋) (State Key Laboratory of Rolling and Automation (Northeastern University), Shenyang 110819, China)Abstract:The fluid flow characteristics of the single bunch inclined jet impingement were investigated with different jet flow......
J. Cent. South Univ. (2017) 24: 1344-1350 DOI: 10.1007/s11771-017-3538-1 Short-term travel flow prediction method based on FCM-clustering and ELM WANG Xing-chao(王星超)1, HU Jian-ming(胡坚明)2, LIANG Wei... University Press and Springer-Verlag Berlin Heidelberg 2017 Abstract: Short-term travel flow prediction has been the core of the intelligent transport systems (ITS). An advanced method based on fuzzy C......
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