المنتجات الساخنة
Optimal control of sulphur flotation process based on
网页2018年1月1日 Due to the complex dynamics of sulphur flotation process, differential evolution (DE) (Storn and Price (1997)Das and Suganthan (2011)), which is one of the most powerful stochastic real- parameter optimization algorithms, is chosen and modified
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Data-Driven Approximated Optimal Control of Sulfur Flotation
网页2019年7月16日 The operation objective of a sulfur flotation process is to recover as much as high-graded sulfur as possible from the mineral residue by finding the optimal
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Optimal control of sulphur flotation process based on
网页2018年1月1日 The optimal control of sulphur flotation process is difficult due to the unavailability of key process variables, complex process dynamics and the computational
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Environmental remediation of sulfidic tailings with froth flotation
网页2019年4月15日 Optimization of sulfidic tailings flotation. Since flotation has already been proven to be an economically attractive method to manage tailings in certain scenarios
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Research progress on desulfurization technology of high-sulfur
网页2022年10月1日 As the mainstreams of bauxite desulfurization technologies, the bauxite pre-desulfurization (roasting, electrochemistry, biology, flotation, etc) and Bayer process
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Minerals Free Full-Text Selective Flotation of Elemental Sulfur
网页2021年1月18日 The aim of the study is to develop an efficient flotation process to selectively separate elemental sulfur from a high-sulfur pressure acid leaching residue of
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OPTIMIZATION OF PARAMETERS IN COLUMN
网页2018年9月15日 Sulfur separation efficiency in column flotation was almost 7% higher than that of the mechanical cells, meanwhile, the wasting rate of non- pyrite iron in column flotation is less than that of
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Parametric Optimization in Rougher Flotation Performance
网页Masdarian, M.; Azizi, A.; Bahri, Z. Mechanochemical sulfidization of a mixed oxide-sulphide copper ore by co-grinding with sulfur and its effect on the flotation efficiency. Chin. J.
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梅山铁矿硫浮选原矿和硫精矿的工艺矿物学研究
网页2017年8月28日 Regrinding and re-concentration of rough flotation concentrate was proposed to solve this problem. The above research could provide a theoretical basis for the optimization of sulfur flotation process
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Environmental desulfurization of mine tailings using froth flotation
网页2022年9月1日 This research examined the the desulfurization of tailings from the Amaruq mine at a laboratory scale using froth flotation. Optimization of the flotation process was
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Data-Driven Approximated Optimal Control of Sulfur Flotation
网页2019年7月16日 Sulfur flotation process is a typical industry process with complex dynamics. For a sulfur flotation cell, the structure of the system model could be derived using first-principles and reaction kinetics. However, the model parameters cannot be obtained under certain working conditions. In this , by using adaptive dynamic programming
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Special Issue "Design, Modeling, Optimization and
网页Optimization of flotation processes (single or multi-objectives, uncertainty, and sensitivity analyses); (CNN) to predict the amount of sulfur removal from iron ore concentrate in the column flotation process was examined.
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Modeling and simulation of flotation reagents system in
网页2023年5月19日 Uniform design factors interaction and optimization. The complexity of the flotation process closed-circuit required utilizing a uniform test design to examine the interaction between the
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Parametric Optimization in Rougher Flotation Performance
网页Masdarian, M.; Azizi, A.; Bahri, Z. Mechanochemical sulfidization of a mixed oxide-sulphide copper ore by co-grinding with sulfur and its effect on the flotation efficiency. Chin. J. Chem. Eng. 2020, 8, 743–748. [Google Scholar] Azizi, A. Optimization of rougher flotation parameters of the Sarcheshmeh copper ore using a statistical technique.
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Minerals Free Full-Text Selective Flotation of Elemental Sulfur
网页2021年1月18日 An efficient flotation process was developed to selectively recover elemental sulfur from a high-sulfur pressure acid leaching residue of zinc sulfide concentrate. The process mineralogy analysis showed that the sulfur content reached 46.21%, and 81.97% of the sulfur existed as elemental sulfur which was the major
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(PDF) Moving Horizon Estimation of Sulfur Concentrate
网页2020年9月1日 To build the nominal model for the estimation, the kinetic of sulfur flotation process are firstly studied. The unknown variable in the kinetic model, i.e., the flux of overflow, is obtained using
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梅山铁矿硫浮选原矿和硫精矿的工艺矿物学研究
网页2017年8月28日 The above research could provide a theoretical basis for the optimization of sulfur flotation process in Meishan Iron Mine. 梅山铁矿硫浮选原矿和硫精矿的工艺矿物学研究 矿产保护与利用 2017 Issue (5): 72
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OPTIMIZATION OF PARAMETERS IN COLUMN
网页2018年9月15日 Using column flotation in an optimal condition led to the remarkable reduction of sulfur so that the final concentrate with the sulfur grade lower than 0.1 % and iron recovery over 98% was obtained.
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Sulfidation mechanism of ZnO roasted with pyrite
网页2018年6月22日 Abstract. Sulfidation is a widely used technology to improve the floatability of oxidized metal minerals or to stabilize the heavy metals in various wastes. The sulfidation mechanism of ZnO with
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Optimization and mechanism of gold-bearing sulfide flotation
网页2014年6月5日 A proper flotation flowsheet was then proposed based on experimental condition and closed-circuit test. and the component contents of the samples were Au 4.89 gton −1, sulfur 3.64 % (bivalent sulfur 95 % or so), and harmful elements As et al. Optimization and mechanism of gold-bearing sulfide flotation. Rare Met. 33,363–368
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Parametric Optimization in Rougher Flotation Performance
网页Masdarian, M.; Azizi, A.; Bahri, Z. Mechanochemical sulfidization of a mixed oxide-sulphide copper ore by co-grinding with sulfur and its effect on the flotation efficiency. Chin. J. Chem. Eng. 2020, 8, 743–748. [Google Scholar] Azizi, A. Optimization of rougher flotation parameters of the Sarcheshmeh copper ore using a statistical technique.
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Modeling and simulation of flotation reagents system in
网页2023年5月19日 Uniform design factors interaction and optimization. The complexity of the flotation process closed-circuit required utilizing a uniform test design to examine the interaction between the
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(PDF) Moving Horizon Estimation of Sulfur Concentrate
网页2020年9月1日 To build the nominal model for the estimation, the kinetic of sulfur flotation process are firstly studied. The unknown variable in the kinetic model, i.e., the flux of overflow, is obtained using
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(PDF) Selective Flotation of Elemental Sulfur from Pressure Acid
网页2021年1月18日 An efficient flotation process was developed to selectively recover elemental sulfur from a high-sulfur pressure acid leaching residue of zinc sulfide concentrate. The process mineralogy analysis
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Sulfidation mechanism of ZnO roasted with pyrite
网页2018年6月22日 Abstract. Sulfidation is a widely used technology to improve the floatability of oxidized metal minerals or to stabilize the heavy metals in various wastes. The sulfidation mechanism of ZnO with
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The Effect of Regulators on Flotation Desulfurization of
网页2021年1月13日 effects on flotation, such as ore sliming, a common characteristic of oxidized ores. WG appears to have wide applicability for high-sulfur bauxite based on its impact on all of the bauxites tested. 4. Conclusion . Flotation desulfurization of high-sulfur bauxites could be the most economical and effective method for the treatment these
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Sulfur content reduction of iron concentrate by reverse flotation
网页2019年10月21日 According to the data obtained from batch flotation tests, the maximum recovery of total sulfur was achieved when the operational parameters were set to the PAX dosage 200 gr/t, MIBC dosage 150 gr/t, CuSo 4 75 gr/t, impeller speed 1500 rpm, pH 7.5, flotation time 7 min and pulp density 30%. With these optimum parameters, final
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Removal of heavy metal ions from wastewater: a comprehensive
网页2021年7月8日 Abstract. Removal of heavy metal ions from wastewater is of prime importance for a clean environment and human health. Different reported methods were devoted to heavy metal ions removal from
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梅山铁矿硫浮选原矿和硫精矿的工艺矿物学研究
网页2017年8月28日 The above research could provide a theoretical basis for the optimization of sulfur flotation process in Meishan Iron Mine. 梅山铁矿硫浮选原矿和硫精矿的工艺矿物学研究 矿产保护与利用 2017 Issue (5): 72
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提高某铜锡共生多金属矿铜硫浮选系统指标生产实践
网页2020年12月19日 The problems existing in the copper-sulfur flotation system were analyzed in detail according to the practical production. It was proposed to optimize the cyclone selection and operating parameters, to improve equipment configuration and reagent system in bulk roughers, to adjust reagent system in copper-sulfur separation roughers and the
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