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Optimization of process parameters for preparation of powdered activated coke to achieve maximum SO

Binxuan ZHOU, Tao WANG, Tianming XU, Cheng LI, Yuan ZHAO, Jiapeng FU, Zhen ZHANG, Zhanlong SONG, Chunyuan MA

Frontiers in Energy 2021, Volume 15, Issue 1,   Pages 159-169 doi: 10.1007/s11708-020-0719-7

Abstract: Powdered activated coke (PAC) is a good adsorbent of SO , but its adsorption capacity is affected byTo prepare the PAC with a high SO adsorption capacity using JJ-coal under flue gas atmosphere, six parameterswhen reaction temperature is 904.74°C, O concentration is 4.67%, H O concentration is 27.98%, the PACCompared to two typical commercial activated cokes (ACs), PAC-OP has relatively more developed pore structuresInevitably, the SO adsorption capacity of PAC-OP is also significantly higher than that of both AC1

Keywords： powdered activated coke (PAC)     SO2 adsorption capacity     parameters optimization     response surface    

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Removal of phenol by powdered activated carbon adsorption

Yan MA, Naiyun GAO, Wenhai CHU, Cong LI

Frontiers of Environmental Science & Engineering 2013, Volume 7, Issue 2,   Pages 158-165 doi: 10.1007/s11783-012-0479-7

Abstract: In this study, the adsorption performance of powdered activated carbon (PAC) on phenol was investigatedBatch adsorption studies were performed to evaluate the effects of various experimental parameters like PACtype, PAC dose, initial solution pH, temperature and pre-oxidation on the adsorption of phenol by PACThe results indicated that PAC adsorption is an effective method to remove phenol from water, and theThe adsorption rate of phenol by PAC was rapid, and more than 80% phenol could be absorbed by PAC within

Keywords： phenol     powdered activated carbon     adsorption     kinetics     isotherms    

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Significant enhancement in catalytic ozonationefficacy: From granular to super-fine powdered activated

Tianyi Chen, Wancong Gu, Gen Li, Qiuying Wang, Peng Liang, Xiaoyuan Zhang, Xia Huang

Frontiers of Environmental Science & Engineering 2018, Volume 12, Issue 1, doi: 10.1007/s11783-018-1022-2

Abstract: In this study, super-fine powdered activated carbon (SPAC) hasbeen proposed and investigated as a novelSPAC was prepared from commercialgranular activated carbon (GAC) by ball milling.

Keywords： Super-fine activated carbon     Catalytic ozonation     External surface area     Surface reaction     Hydroxyl radical    

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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 treatmenthydrophobicity, solubility and molecular volume were identified as important solute properties that affect the PAC

Keywords： chlorinated aromatics     adsorption     powdered activated carbon     kinetics     equilibrium    

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Hydrotreating of light gas oil using a NiMo catalyst supported on activated carbon produced from fluidpetroleum coke

N. Rambabu,Sandeep Badoga,Kapil K. Soni,A.K. Dalai,J. Adjaye

Frontiers of Chemical Science and Engineering 2014, Volume 8, Issue 2,   Pages 161-170 doi: 10.1007/s11705-014-1430-1

Abstract: Nitric acid functionalized steam activated carbon (NAFSAC) was prepared from waste fluid petroleum coke

Keywords： activated carbon     fluid petroleum coke     NiMo catalyst     hydrotreating     light gas oil    

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Ammonia removal from low-strength municipal wastewater by powdered resin combined with simultaneous recovery

Kuo Fang, Fei Peng, Hui Gong, Huanzhen Zhang, Kaijun Wang

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 1, doi: 10.1007/s11783-020-1300-7

Abstract: Abstract • Powdered resin was employed for ammonia recovery from municipal wastewater. • Powdered resinIn this paper, powdered ion exchange resin was employed for ammonia removal and recovery from imitatedThe effects of various working conditions (powdered resin dosage, initial concentration, and pH valueas struvite was successfully achieved by a proposed two-stage crystallization process coupled with a powderedThis research demonstrates that a powdered resin and two-stage crystallization process provide an innovative

Keywords： Ammonia removal and recovery     Powdered resin     Crystallization process     Struvite     Co-existing cations    

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Refrigeration cycle for cryogenic separation of hydrogen from coke oven gas

CHANG Kun, LI Qiang

Frontiers in Energy 2008, Volume 2, Issue 4,   Pages 484-488 doi: 10.1007/s11708-008-0096-0

Abstract: Ten billion cubic meters of hydrogen are dissipated to the environment along with the emission of coke-ovenA novel cryogenic separation of hydrogen from coke oven gas is proposed to separate the hydrogen and
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Comparison of combustion characteristics of petroleum coke and coal in one-dimensional furnace

Qulan ZHOU, Qinxin ZHAO, Guangjie ZHOU, Huiqing WANG, Tongmo XU, Shien HUI,

Frontiers in Energy 2010, Volume 4, Issue 3,   Pages 436-442 doi: 10.1007/s11708-009-0059-0

Abstract: secondary air swirl strength and excess oxygen coefficient on the combustion characteristics of petroleum cokeincrease in primary air fraction , the NO emission concentrations of both Hejin lean coal and petroleum cokeThe ignition and burn-out rate of petroleum coke and Shenmu soft coal are optimal when Ω is minimumHowever, both the NO emission concentration of petroleum coke and Shenmu soft coal are minimum when &The increase in excess oxygen coefficient delays the ignition of petroleum coke, worsens the combustion

Keywords： petroleum coke     Shenmu soft coal     Hejin lean coal     combustion characteristics     experimental research    

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Optimal slot dimension for skirt support structure of coke drums

Edward WANG, Zihui XIA

Frontiers of Mechanical Engineering 2018, Volume 13, Issue 4,   Pages 554-562 doi: 10.1007/s11465-018-0513-y

Abstract:

The skirt-to-shell junction weld on coke drums is susceptible to fatigue failure due to severe thermalIn this study, thermal-mechanical elastoplastic 3-D finite element models of coke drums are created to

Keywords： coke drum     stress analysis     cyclic stress     fatigue life     skirt slots    

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Formation of coke in thermal cracking of jet fuel under supercritical conditions

ZHU Yuhong, YU Caixiang, LI Zimu, MI Zhentao, ZHANG Xiangwen

Frontiers of Chemical Science and Engineering 2008, Volume 2, Issue 1,   Pages 17-21 doi: 10.1007/s11705-008-0024-1

Abstract: Continuous-flow reactor experiments were carried out to study coke formation from thermal cracking ofThe mechanism and precursor of coke forming were analyzed.species including chemisorbed carbon, amorphous carbon and filamentous coke in the solid deposits.More than 90% of coke deposits are carried away by the supercritical fluid, which has strong capabilitiesof extraction for coke deposits and their precursors.

Keywords： dispersive spectroscopy     different     extraction     calorimetry     filamentous    

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PAC in artificial stream in postoperative care for family planning

Zhong Huiling

Strategic Study of CAE 2014, Volume 16, Issue 5,   Pages 31-33

Abstract:

The purpose of the study abortion care (PAC) in the artificial stream260 cases for the object，based on their numbers in accordance with the parity sequence has divided PACgroup and control group，130 cases in each group，the PAC group after abortion care guide，while the controlPAC group contraceptive knowledge and excellent postabortion care knowledge to master higher rates，qualityPAC concluded high-value care，to reduce the probability of repeat abortions and improve quality of life

Keywords： abortion     post-abortion care     family planning care     effectiveness analysis    

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Sensitivity analysis of a methanol and power polygeneration system fueled with coke oven gas and coal

Guoqiang ZHANG, Lin GAO, Hongguang JIN, Rumou LIN, Sheng LI

Frontiers of Chemical Science and Engineering 2010, Volume 4, Issue 4,   Pages 491-497 doi: 10.1007/s11705-010-0511-z

Abstract: The sensitivity analysis of a polygeneration energy system fueled with duo fuel of coke oven gas andIn all, the polygeneration system fueled with coke oven gas and coal gas, which can realize the reasonable

Keywords： duo fuel of coke oven gas and coal gas     polygeneration of power and methanol     sensitivity analysis     the    

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Effect of oil shale semi-coke on deposit mineralogy and morphology in the flue path of a CFB burning

Zhuo LIU, Jianbo LI, Mingming ZHU, Xiaofeng LU, Zhezi ZHANG, Dongke ZHANG

Frontiers in Energy 2021, Volume 15, Issue 1,   Pages 26-37 doi: 10.1007/s11708-020-0668-1

Abstract: The effect of oil shale semi-coke (SC) on the mineralogy and morphology of the ash deposited on probes

Keywords： ash deposition     circulating fluidized bed (CFB)     mineral transformation     oil shale semi-coke (SC)     Zhundong    

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Effectiveness of tertiary treatment processes in removing different classes of emerging contaminants from domestic wastewater

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 11, doi: 10.1007/s11783-022-1583-y

Abstract:

● Different advanced treatment processes were tested for ECs removal from wastewater.

Keywords： Micropollutants     Wastewater     PAC     Membranes     UV     Tertiary treatment    

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Adsorption of benzene and toluene from waste gas using activated carbon activated by ZnCl

Leila KARIMNEZHAD,Mohammad HAGHIGHI,Esmaeil FATEHIFAR

Frontiers of Environmental Science & Engineering 2014, Volume 8, Issue 6,   Pages 835-844 doi: 10.1007/s11783-014-0695-4

Abstract: A series of activated carbons with high surface area were prepared from walnut shell using chemical activationThe influence of impregnation ratio on the characteristics of synthesized activated carbons as well asThe synthesized activated carbons were characterized using XRD, SEM, BET and FTIR techniques.The highest activated carbon production yield was obtained at impregnation ratio of 1.5 wt/wt.The surface area of the activated carbons increased with increasing impregnation ratio and its maximum

Keywords： Chemical activation     activated carbon     textural characterization     adsorption     benzene     toluene    

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Title Author Date Type Operation

Optimization of process parameters for preparation of powdered activated coke to achieve maximum SO

Binxuan ZHOU, Tao WANG, Tianming XU, Cheng LI, Yuan ZHAO, Jiapeng FU, Zhen ZHANG, Zhanlong SONG, Chunyuan MA

Journal Article

Removal of phenol by powdered activated carbon adsorption

Yan MA, Naiyun GAO, Wenhai CHU, Cong LI

Journal Article

Significant enhancement in catalytic ozonationefficacy: From granular to super-fine powdered activated

Tianyi Chen, Wancong Gu, Gen Li, Qiuying Wang, Peng Liang, Xiaoyuan Zhang, Xia Huang

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

Hydrotreating of light gas oil using a NiMo catalyst supported on activated carbon produced from fluidpetroleum coke

N. Rambabu,Sandeep Badoga,Kapil K. Soni,A.K. Dalai,J. Adjaye

Journal Article

Ammonia removal from low-strength municipal wastewater by powdered resin combined with simultaneous recovery

Kuo Fang, Fei Peng, Hui Gong, Huanzhen Zhang, Kaijun Wang

Journal Article

Refrigeration cycle for cryogenic separation of hydrogen from coke oven gas

CHANG Kun, LI Qiang

Journal Article

Comparison of combustion characteristics of petroleum coke and coal in one-dimensional furnace

Qulan ZHOU, Qinxin ZHAO, Guangjie ZHOU, Huiqing WANG, Tongmo XU, Shien HUI,

Journal Article

Optimal slot dimension for skirt support structure of coke drums

Edward WANG, Zihui XIA

Journal Article

Formation of coke in thermal cracking of jet fuel under supercritical conditions

ZHU Yuhong, YU Caixiang, LI Zimu, MI Zhentao, ZHANG Xiangwen

Journal Article

PAC in artificial stream in postoperative care for family planning

Zhong Huiling

Journal Article

Sensitivity analysis of a methanol and power polygeneration system fueled with coke oven gas and coal

Guoqiang ZHANG, Lin GAO, Hongguang JIN, Rumou LIN, Sheng LI

Journal Article

Effect of oil shale semi-coke on deposit mineralogy and morphology in the flue path of a CFB burning

Zhuo LIU, Jianbo LI, Mingming ZHU, Xiaofeng LU, Zhezi ZHANG, Dongke ZHANG

Journal Article

Effectiveness of tertiary treatment processes in removing different classes of emerging contaminants from domestic wastewater

Journal Article

Adsorption of benzene and toluene from waste gas using activated carbon activated by ZnCl

Leila KARIMNEZHAD,Mohammad HAGHIGHI,Esmaeil FATEHIFAR

Journal Article