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by central composite design LI Hai-jun, YANG Hong-ying, CHEN Guo-bao, ZHOU Li-jie, LIU Yuan-yuan (School of Materials and Metallurgy, Northeastern University, Shenyang 110819, China) Abstract: The central... to optimize the control parameters of the iron removal process. Key words: cobalt; bioleaching; iron removal; goethite process; central composite design; contour map 钴是一种重要的金属,钴冶炼工艺主要采用火法,少数采用加压湿法氧化技术.相......
Preparation, characterization and photo-catalytic behavior of WO3-TiO2 catalysts with oxygen vacancies TONG Hai-xia(童海霞)1, CHEN Qi-yuan(陈启元)2, YIN Zhou-lan(尹周澜)2, HU Hui-ping(胡慧萍)2, WU Dao... and Technology University, Changsha 410076, China; 2. School of Chemistry and Chemical Engineering, Central South University, Changsha 410083, China Received 10 April 2009; accepted 12 October 2009  ......
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)01-0220-14 Study on optimal adjustment method of second pipe network in central heating system based on dynamic hydraulic balance ZHOU Xuan1, LIU Guoqiang2, WANG Xiaopei1, YAN Junwei1 (1. School... of the secondary pipeline network of central heating system in a university. The results show that the dynamic regulation method can further reduce the energy consumption of the distribution system......
. Then, central composite design-response surface methodology (CCD-RSM) was adopted for optimizing the extraction rate of ECHS methods. The optimized values of extraction parameters are as follows...%.Key words:acankoreanogenin; extraction in combination hydrolysis in situ; Acanthopanax gracilistylus W. W. Smith (AGS); central composite design-response surface methodology......
black rock series in central Hunan WU Shiqing1, 2, GUO Jianhua1, 2, WANG Xikai1, 2, LI Zhiyu1, 2, LIU Chensheng1, 2, JIAO Peng1, 2, CHEN Guang1, 2 (1. School of Geosciences and Info-Physics, Central South University, Changsha 410083, China; 2. Key Laboratory of Metallogenic Prediction of Nonferrous Metals and Geological Environment Monitoring, Ministry of Education, Central South University......
Brazilian test for central straight notched Brazilian disc (CSNBD) specimens. The effects of particle size on the load-displacement curves, tensile strength and failure mode of CSNBD specimens were... is positively correlated with the tensile strength, i.e., the bigger boundary, the higher tensile strength. Key words: rock mechanics; Brazilian test; central straight notched disc specimen; particle......
高碳钢小方坯连铸参数优化及铸坯中心偏析控制贺洪印1,刘海涛1,陈伟庆1,王国君2,付军2,刘辉杰2(1.北京市北京科技大学 冶金与生态工程学院2.新余钢铁公司,江西新余 338001)摘 要:研究了小方坯连铸采用结晶器电磁搅拌和凝固末端电磁搅拌生产SWRH82B时,拉速,二冷比水量,末端电磁搅拌电流强度及频率对铸坯中心元素偏析的影响.结果表明:C,Mn,Cr相比,C的中心偏析最严重,Mn,Cr也有明显的中心偏析.随末端电磁搅拌电流强度的增加,V型偏析被打散,铸坯中心C偏析先减轻后加重,电流350 A时C偏析指数......
学学报(自然科学版), 2013, 44(7): 2867-2874. ZHANG Qinli, LI Xieping, YANG Wei. Optimization of the ratio of filling slurry in a mine based on BP network[J]. Journal of Central South University(Science.... DONG Lu, GAO Qian, NAN Shiqing, et al. Mechanism and performance of hydration of new cemented filler in ultrafine full tailings[J]. Journal of Central South University(Science and Technology), 2013, 44......
control experiments of crablike robot in complex terrain were carried out to verify the effectiveness of adaptive gait generation method for complex terrain. Key words: crablike robot; central pattern... locomotion control[J]. IEEE Transactions Circuits and Systems I: Regular Papers, 2005, 52(9): 1862-1871. [11] TRAN D T, KOO I M, VO G L, et al. A new method in modeling Central Pattern Generators......