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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......
J. Cent. South Univ. Technol. (2008) 15(s1): 025-028 DOI: 10.1007/s11771-008-307-1 Identification of structure and parameters of rheological constitutive model for rocks using differential... of a rheological constitutive model for rocks, a new method based on differential evolution (DE) algorithm combined with FLAC3D (a numerical code for geotechnical engineering) was proposed for identification......
Intelligent prediction model of matte grade in copper flash smelting process GUI Wei-hua(桂卫华), WANG Ling-yun(王凌云), YANG Chun-hua(阳春华),XIE Yong-fang(谢永芳), PENG Xiao-bo(彭晓波) School of Information... process, the mechanism model was established according to the multi-phase and multi-component mathematic model. Meanwhile this procedure was a complicated production process with characteristics......
; Hybrid scheduling model and analysis of performance for switched industrial Ethernet HU Chun-hua(胡春华) 1, 2, WU Min(吴 敏)1, LIU Guo-ping(刘国平)1, WANG Si-chun(王四... priority queue schedule model was proposed in which the outburst data was given the highest priority. Some properties of the self-similar outburst data were proved by network calculus, and its service......
Micromechanical model for competition between intergranular and intragranular fracture in 7××× aluminum alloys ZHANG Xin-ming(张新明), LIU Wen-hui(刘文辉), TANG Jian-guo(唐建国), LIU Sheng-dan(刘胜胆) School... into the effect of microstructure on the ductility was well established and comprehensive in the literature. A micromechanical model using a unit cell including some voids and relevant microstructural......
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A MATHEMATICAL HEAT TRANSFER MODEL IN STATIC AND CONTINUOUS CASTING R.Ghasemzadeh1 (1.Metallurgy Department, Iran University of Science and Technology, Narmak, Tehran 16844, Iran) Abstract:The application of a heat flow model to describe the thermal characteristics of freezing alloys with narrow mushy zones from a refrigerated mould wall was outlined. The extension of the model was to treat......
J. Cent. South Univ. (2019) 26: 2379-2392 DOI: https://doi.org/10.1007/s11771-019-4181-9 Modeling hot strip rolling process under framework of generalized additive model LI Wei-gang(李维刚)1, 2, YANG...) to generate a practical model with generalization and precision. Specifically, the proposed modeling method includes the following steps. Firstly, the influence factors are screened using mechanism knowledge......
J. Cent. South Univ. (2018) 25: 287-303 DOI: https://doi.org/10.1007/s11771-018-3737-4 A distributed dynamic mesh model of a helical gear pair with tooth profile errors WANG Qi-bin(王奇斌)1, MA Hong... of Chemical Technology,Shenyang 110819, China Central South University Press and Springer-Verlag GmbH Germany, part of Springer Nature 2018 Abstract: A dynamic model of a helical gear rotor system......