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Life cycle inventory for base metal ingots production in Japan including mining and mineral processing processes by cost estimating system database T. ADACHI1, G. MOGI2 1. Department of Materials... Outline of MLED MLED estimates costs of energy and material use due to mine production and processing from a general mining cost estimating database system at the beginning. It then calculates energy......
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of short technical process, low investment input, quick completion of workshop and low production cost. But the process consumes large number of natural resources and leads to relatively severe... with Scenario 1 and 2. 3) The producer gas (Scenario 2) is an alternative fuel for the magnesium production rather than the coal burned directly (Scenario 1) in the areas where high cost of coke oven......
optimization for air-condition enterprise POS is to minimize the overall production cost, and to maximize the profits of the POS. Meanwhile, it distributes indicators to the interaction level under... z61, z62, z63, and z64, which are the sales profit, procurement cost, inventory cost and production cost at cycle t in the air-condition enterprise, respectively. 3.1.7 Objective function of market......
production from different plants (Table 2). As observed in Table 2, as the mine life increases, the optimum cutoff grades of the processing methods decrease for the sake of the lost opportunity cost... J. Cent. South Univ. (2018) 25: 1475-1488 DOI: https://doi.org/10.1007/s11771-018-3841-5 Optimized algorithm in mine production planning, mined material destination, and ultimate pit limit Rahimi......
J. Cent. South Univ. (2020) 27: 2479-2493 DOI: https://doi.org/10.1007/s11771-020-4474-z Improving performance of open-pit mine production scheduling problem under grade uncertainty by hybrid... is long-term production scheduling (LTPS) of the open-pit mines. Deterministic and uncertainty-based approaches are identified as the main strategies, which have been widely used to cope with this problem......
and the extensive application is up to the production cost. In order to get TiO2 nanoparticles, several preparation methods have been reported, such as sol-gel method, chemical vapour deposition, precipitation... Synthesis of photocatalytic TiO2 nanoparticles at low cost LIU Qing-ju(柳清菊)1, ZHOU Mi(周 密)2, LIU Qiang(刘 强)1, ZHANG Jin(张 瑾)1, ZHU Zhong-qi(朱忠其)1 1. Department of Material......
mechanisms for the GBDP based on different diffusion sources,and provided feasible solutions for cost reduction of GBDP and NdFeB production by saving RE resource.关键词:...Towards the diffusion source cost reduction for NdFeB grain boundary diffusion processH.X.Zeng,Z.W.Liu,J.S.Zhang,X.F.Liao,H.Y.YuSchool of Materials Science and Engineering, South China University......
J. Cent. South Univ. Technol. (2011) 18: 2056-2060 DOI: 10.1007/s11771-011-0942-9 Guaranteed cost sampled-data control for uncertain nonlinear time-varying delay system FAN Li-ying(樊丽颖)1, 2, WU Jun... ? Central South University Press and Springer-Verlag Berlin Heidelberg 2011 Abstract: The robust guaranteed cost sampled-data control was studied for a class of uncertain nonlinear systems with time......
Comparison of deep desulfurization methods in alumina production processLIU Zhan-wei(刘战伟)1, 2, LI Wang-xing(李旺兴)3, MA Wen-hui(马文会)1, 2, YIN Zhong-lin(尹中林)3, WU Guo-bao(武国宝)3(1. Faculty...:Several methods of deep desulfurization in alumina production process were studied, and the costs of these methods were compared. It is found that most of the S2- in sodium aluminate solution can......
