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Construction and Application of Mineral Flotation Adsorption Equilibrium Model: Accurately Analyze Ions/ Reagents Adsorption Behavior on Mineral Surface

Gao Ya, Fu Xinzhuang, Han Haisheng, Wang Li, Yue Tong, Sun Wei

Strategic Study of CAE 2023, Volume 25, Issue 6,   Pages 248-258 doi: 10.15302/J-SSCAE-2023.07.020

Abstract:

The mineral flotation adsorption equilibrium model is a mathematicalmodel to accurately describe ions/reagents adsorption equilibrium involved in mineral flotation.sites, and the adsorption capacity and equilibrium state of flotation reagents are also difficultThis study discussed in detail the construction principle of the mineral flotation adsorption equilibriummodel, taking two flotation systems of hematite-quartz and diaspore-kaolinite as examples.

Keywords： mineral processing     flotation mechanism     mineral flotation adsorption equilibrium model     mineral floatabilityprediction     characteristic constant in mineral flotation    

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A dream of flotation reagents—study on relationship between structure and property of flotation reagents

Wang Dianzuo,Yao Guocheng

Strategic Study of CAE 2011, Volume 13, Issue 3,   Pages 4-11

Abstract:

From the early 20th century, the froth flotation technology, which isthe important way for efficient utilization of mineral resources, has been used in industry scaly.Flotation reagents are the foundation and the key of the technology.The paper introduced the relationship between structure and property of flotation reagents, and discussedthe hisftory and new progress on molecular design of flotation reagents.

Keywords： mineral processing     flotation reagents     structure and property     molecular design    

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Influence of Grinding Environment on Flotation of Sulfide Minerals

He Fayu,Sun Chuanyao,Song Lei

Strategic Study of CAE 2006, Volume 8, Issue 8,   Pages 92-102

Abstract: grinding environment on the surface morphology and property, the chemical property of pulp and its flotationmechano-chemistry etc. , affect the surface morphology and property, the chemical property of pulp and the flotationchanging grinding medium, adding reagents into the mill and so on can improve separation effect of flotation

Keywords： sulfide mineral     grinding environment     flotation    

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Polypropylene microplastics alter the cadmium adsorption capacity on different soil solid fractions

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 1,   Pages 3-3 doi: 10.1007/s11783-021-1437-z

Abstract: In this study, batch experiments were performed to investigate the adsorption characteristics of Cd inbulk soil and three soil solid fractions (i.e. particulate organo matter (POM), organic-mineral compounds(OMC), and mineral) with or without polypropylene (PP) MPs.

Keywords： Polypropylene microplastics     Cadmium     Adsorption     POM     OMC     Mineral    

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PROPOSED INNOVATION REFORM MODEL FOR THE MINERAL NITROGEN FERTILIZER INDUSTRY IN CHINA TO REDUCE GREENHOUSE

Frontiers of Agricultural Science and Engineering 2023, Volume 10, Issue 2,   Pages 234-247 doi: 10.15302/J-FASE-2022468

Abstract:

● The carbon footprint of the nitrogen fertilizer chain has decreased significantly over the last decade.

Keywords： carbon accounting     life cycle assessment     policy     product structure    

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into nitrogen and sulfur co-doped carbon nanotubes for effective desulfurization of liquid phases: Equilibrium

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 5, doi: 10.1007/s11783-021-1397-3

Abstract:

• Synthesis of NS-CNTS is used in a high desulfurization performance.

Keywords： Dibenzothiophene (DBT)     Tertiary methyl mercaptan     Adsorption     Carbon nano tube (CNT)     Desulfurization    

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Non-equilibrium model for catalytic distillation process

WANG Feng, ZHAO Ning, LI Junping, XIAO Fukui, WEI Wei, SUN Yuhan

Frontiers of Chemical Science and Engineering 2008, Volume 2, Issue 4,   Pages 379-384 doi: 10.1007/s11705-008-0071-7

Abstract: A new improved tri-diagonal method was developed for the non-equilibrium stage model of the catalyticThe non-equilibrium stage model was introduced for the catalytic distillation process of the dimethylmethanolysis over solid based catalyst, and the improved tri-diagonal method was used to solve the model
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Statics of levitated vehicle model with hybrid magnets

Desheng LI, Zhiyuan LU, Tianwu DONG

Frontiers of Mechanical Engineering 2009, Volume 4, Issue 1,   Pages 35-39 doi: 10.1007/s11465-009-0002-4

Abstract: By studying the special characteristics of permanent and electronic magnets, a levitated vehicle modelThe mathematical model of the vehicle is built based on its dynamics equation by studying its machineBased on the model, the basic characteristics and the effect between the excluding forces from permanentcharacteristics of the interference forces in three different spatial directions are studied, and self-adjusting equilibrium

Keywords： magnetic levitation     permanent magnet     modeling     equilibrium    

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Removal of Rhodamine B from aqueous solutions and wastewater by walnut shells: kinetics, equilibrium

Jasmin Shah, M. Rasul Jan, Attaul Haq, Younas Khan

Frontiers of Chemical Science and Engineering 2013, Volume 7, Issue 4,   Pages 428-436 doi: 10.1007/s11705-013-1358-x

Abstract: An adsorption study of Rhodamine B (RB) dye from aqueous solutions was carried out using walnut shellsThe adsorption process was highly pH dependent and a maximum adsorption was achieved at pH 3.0.The best fit for the rates of dye adsorption was a pseudo-second-order kinetic model with good correlationThe dye adsorption was also evaluated thermodynamically. Positive standard enthalpy (?°) values were obtained indicating that the RB adsorption process is endothermic as well as ?

Keywords： Rhodamine B     walnut shell adsorption     kinetics     isotherms     regeneration    

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The influence of chlorinated aromatics' structure on their adsorption characteristics on activated carbon

Pengfei LIN,Yuan ZHANG,Xiaojian ZHANG,Chao CHEN,Yuefeng XIE,Irwin H SUFFET

Frontiers of Environmental Science & Engineering 2015, Volume 9, Issue 1,   Pages 138-146 doi: 10.1007/s11783-014-0725-2

Abstract: This study focused on evaluating the efficiency of powdered activated carbon (PAC) adsorption processThe adsorption kinetics and PAC’s capacities for five chlorobenzenes and three chlorophenols at drinkingThe results showed that PAC adsorption could be used as an effective emergency drinking water treatmentThe adsorption kinetics took 30 min to achieve nearly equilibrium and could be described by both pseudoThe Freundlich isotherm equation could well describe the adsorption equilibrium behaviors of chlorinated

Keywords： chlorinated aromatics     adsorption     powdered activated carbon     kinetics     equilibrium    

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Adsorption of fluoride on clay minerals and their mechanisms using X-ray photoelectron spectroscopy

Junyi DU, Daishe WU, Huayun XIAO, Ping LI

Frontiers of Environmental Science & Engineering 2011, Volume 5, Issue 2,   Pages 212-226 doi: 10.1007/s11783-010-0255-5

Abstract: This research investigates the adsorption mechanisms of fluoride (F) on four clay minerals (kaoliniteAt low (0.3–1.5 mg·L ), proton transfer occurs, and the F adsorption capabilities of the clay minerals

Keywords： clay mineral     fluoride (F)     adsorption mechanism     X-ray photoelectron spectroscopy (XPS)    

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Selective removal of phenol by spherical particles of

Qingchuan CHEN, Yicun WEN, Yu CANG, Li LI, Xuhong GUO, Rui ZHANG

Frontiers of Chemical Science and Engineering 2013, Volume 7, Issue 2,   Pages 162-169 doi: 10.1007/s11705-013-1318-5

Abstract: The kinetics and isothermal equilibrium models were used to fit the experimental data of phenol removalIt was found that the kinetics followed the Ho and Mckay equation, suggesting that the adsorption processEquilibrium isothermal data can be well fitted by the Freundlich equation.The negative free energy change indicated the spontaneous nature of adsorption of phenol by -, - and-CD spherical polymer particles, while the lowest free energy for -CD polymer reflected its best adsorption

Keywords： cyclodextrin polymer particles     phenol     kinetic models     adsorption isotherm equilibrium models    

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Thermodynamic analysis of reaction pathways and equilibrium yields for catalytic pyrolysis of naphtha

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 12,   Pages 1700-1712 doi: 10.1007/s11705-022-2207-6

Abstract: Herein, for a better catalyst design and operation parameters optimization, the reaction pathways and equilibriumIn addition, the equilibrium yield of light olefins increased with increasing the chain length, and the

Keywords： naphtha     catalytic pyrolysis     reaction pathway     equilibrium yield    

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Analysis of statistical thermodynamic model for binary protein adsorption equilibria on cation exchange

ZHOU Xiaopeng, SU Xueli, SUN Yan

Frontiers of Chemical Science and Engineering 2007, Volume 1, Issue 2,   Pages 103-112 doi: 10.1007/s11705-007-0020-x

Abstract: A study of nonlinear competitive adsorption equilibria of proteins is of fundamental importance in understandingthermodynamic (ST) model.Moreover, the ST model gave acceptable fitting to the binary adsorption data with the fitted single-componentmodel parameters, leading to the estimation of the binary ST model parameter.Results demonstrate the availability of the ST model for describing nonlinear competitive protein adsorption

Keywords： fundamental importance     single-component equilibria     acceptable fitting     hemoglobin     chromatographic separation    

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Effects of exercise therapy on bone mineral density in early postmenopausal women: a controlled trial

Shilin DENG MD ,

Frontiers of Medicine 2009, Volume 3, Issue 3,   Pages 323-329 doi: 10.1007/s11684-009-0061-2

Abstract: the effect of a well-designed combined aerobic, resistance, and extension exercise program on bone mineral

Keywords： early postmenopausal women     bone mineral density     exercise     effects    

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Title Author Date Type Operation

Construction and Application of Mineral Flotation Adsorption Equilibrium Model: Accurately Analyze Ions/ Reagents Adsorption Behavior on Mineral Surface

Gao Ya, Fu Xinzhuang, Han Haisheng, Wang Li, Yue Tong, Sun Wei

Journal Article

A dream of flotation reagents—study on relationship between structure and property of flotation reagents

Wang Dianzuo,Yao Guocheng

Journal Article

Influence of Grinding Environment on Flotation of Sulfide Minerals

He Fayu,Sun Chuanyao,Song Lei

Journal Article

Polypropylene microplastics alter the cadmium adsorption capacity on different soil solid fractions

Journal Article

PROPOSED INNOVATION REFORM MODEL FOR THE MINERAL NITROGEN FERTILIZER INDUSTRY IN CHINA TO REDUCE GREENHOUSE

Journal Article

into nitrogen and sulfur co-doped carbon nanotubes for effective desulfurization of liquid phases: Equilibrium

Journal Article

Non-equilibrium model for catalytic distillation process

WANG Feng, ZHAO Ning, LI Junping, XIAO Fukui, WEI Wei, SUN Yuhan

Journal Article

Statics of levitated vehicle model with hybrid magnets

Desheng LI, Zhiyuan LU, Tianwu DONG

Journal Article

Removal of Rhodamine B from aqueous solutions and wastewater by walnut shells: kinetics, equilibrium

Jasmin Shah, M. Rasul Jan, Attaul Haq, Younas Khan

Journal Article

The influence of chlorinated aromatics' structure on their adsorption characteristics on activated carbon

Pengfei LIN,Yuan ZHANG,Xiaojian ZHANG,Chao CHEN,Yuefeng XIE,Irwin H SUFFET

Journal Article

Adsorption of fluoride on clay minerals and their mechanisms using X-ray photoelectron spectroscopy

Junyi DU, Daishe WU, Huayun XIAO, Ping LI

Journal Article

Selective removal of phenol by spherical particles of

Qingchuan CHEN, Yicun WEN, Yu CANG, Li LI, Xuhong GUO, Rui ZHANG

Journal Article

Thermodynamic analysis of reaction pathways and equilibrium yields for catalytic pyrolysis of naphtha

Journal Article

Analysis of statistical thermodynamic model for binary protein adsorption equilibria on cation exchange

ZHOU Xiaopeng, SU Xueli, SUN Yan

Journal Article

Effects of exercise therapy on bone mineral density in early postmenopausal women: a controlled trial

Shilin DENG MD ,

Journal Article