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Evaluation of precipitation behavior of zirconium molybdate hydrate

Liang ZHANG, Masayuki TAKEUCHI, Tsutomu KOIZUMI, Izumi HIRASAWA

Frontiers of Chemical Science and Engineering 2013, Volume 7, Issue 1,   Pages 65-71 doi: 10.1007/s11705-013-1314-9

Abstract: In the dissolution step of spent nuclear fuel, there is a world-concern problem that zirconium molybdatehydrate precipitates as a byproduct, and accumulates in some reprocessing equipments.this accumulation, we have developed a new method based on the controlled reaction crystallization of zirconiummolybdate hydrate (ZMH) in the reprocessing solution, followed by solid liquid separation.

Keywords： spent nuclear fuel     zirconium molybdate hydrate     cleaning method     accumulation    

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Sulfonated poly(ether ether ketone)/zirconium tricarboxybutylphosphonate composite proton-exchange membranes

GAO Qijun, HUANG Mianyan, WANG Yuxin, CAI Yuquan, XU Li

Frontiers of Chemical Science and Engineering 2008, Volume 2, Issue 1,   Pages 95-101 doi: 10.1007/s11705-008-0012-5

Abstract: To deal with this contradictory situation, insolvable zirconium tricarboxybutylphosphonate (Zr(PBTC))

Keywords： homogeneous mixture     PBTC     zirconium tricarboxybutylphosphonate     Nafion115     DMFC    

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Research progress on hydrate plugging in multiphase mixed rich-liquid transportation pipelines

Shuyu SONG, Zhiming LIU, Li ZHOU, Liyan SHANG, Yaxin WANG

Frontiers in Energy 2022, Volume 16, Issue 5,   Pages 774-792 doi: 10.1007/s11708-020-0688-x

Abstract: system, and a water-based system according to the different water cuts, and discussed the mechanism of hydrateFurthermore, it proposed some suggestions for future research on hydrate plugging.the oil-based system, the effect factors of hydrates are combined with the mechanical properties of hydratedeposit layer, and the hydrate plugging mechanism models at inclined and elbow pipes should be establishedFinally, the effects of anti-agglomerates on the morphological evolution of hydrate under different systems

Keywords： hydrate     rich-liquid phase     plugging mechanism     coalescence     deposition     anti-agglomerate    

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Modified iron-molybdate catalysts with various metal oxides by a mechanochemical method: enhanced formaldehyde

Xue Liu, Lingtao Kong, Shengtao Xu, Chaofan Liu, Fengyun Ma

Frontiers of Chemical Science and Engineering 2021, Volume 15, Issue 5,   Pages 1099-1110 doi: 10.1007/s11705-020-2008-8

Abstract: A mechanochemical method was employed to prepare modified iron molybdate catalysts with various metalThe physicochemical properties of the iron molybdate catalysts were characterized, and their performancesIron molybdate catalysts doped with Co(NO ) ·6H O and Al(NO ) ·9H O resulted in high HCHO yields.sublimation rate could be important factors enhancing the HCHO yield in reactions catalyzed with iron molybdate

Keywords： iron molybdate catalyst     metal oxides     methanol to formaldehyde     Co/Mo ratio     formaldehyde yield    

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Fundamental characteristics of gas hydrate-bearing sediments in the Shenhu area, South China Sea

Xin LYU, Qingping LI, Yang GE, Junlong ZHU, Shouwei ZHOU, Qiang FU

Frontiers in Energy 2021, Volume 15, Issue 2,   Pages 367-373 doi: 10.1007/s11708-020-0714-z

Abstract: The basic physical properties of marine natural gas hydrate deposits are important to the understandingA comprehensive analysis of the core samples of drilling pressure-holding hydrate deposits at a depthThe experimental results indicate that the particle size in the hydrate sediment samples are mainly distributedThere are a large number of bioplastics in the sediment, and the crack inside the core may be areas of hydrate

Keywords： natural gas hydrate     Shenhu area     reservoirs characteristics    

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Progress in use of surfactant in nearly static conditions in natural gas hydrate formation

Zhen PAN, Yi WU, Liyan SHANG, Li ZHOU, Zhien ZHANG

Frontiers in Energy 2020, Volume 14, Issue 3,   Pages 463-481 doi: 10.1007/s11708-020-0675-2

Abstract: Natural gas hydrate is an alternative energy source with a great potential for development.The addition of surfactants has been found to have practical implications on the acceleration of hydrateIn this paper, the mechanisms of different surfactants that have been reported to promote hydrate formationBesides, the factors influencing surfactant-promoted hydrate formation, including the type, concentrationMoreover, the effects of surfactants on the formation of hydrate in pure water, brine, porous media,

Keywords： gas hydrate     kinetic hydrate promoter     compounding     model     surfactant     mechanism    

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Flow synthesis of a novel zirconium-based UiO-66 nanofiltration membrane and its performance in the removal

Feichao Wu, Yanling Wang, Xiongfu Zhang

Frontiers of Chemical Science and Engineering 2020, Volume 14, Issue 4,   Pages 651-660 doi: 10.1007/s11705-019-1819-y

Abstract: In this work, a thin zirconium-based UiO-66 membrane was successfully prepared on an alumina hollow fiber

Keywords： UiO-66 membrane     flow synthesis     nanofiltration     p-nitrophenol removal    

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Engineering zirconium-based metal-organic framework-801 films on carbon cloth as shuttle-inhibiting interlayers

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 4,   Pages 511-522 doi: 10.1007/s11705-021-2068-4

Abstract: Herein, a novel zirconium-based metal-organic framework-801 film on carbon cloth was developed as a versatile

Keywords： lithium-sulfur batteries     metal-organic framework-801 film     interlayer     shuttle effect    

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Impacts of CO2 and H2S on the risk of hydrate formation during pipeline transport of natural gas

Solomon A. Aromada, Bjørn Kvamme

Frontiers of Chemical Science and Engineering 2019, Volume 13, Issue 3,   Pages 616-627 doi: 10.1007/s11705-019-1795-2

Abstract: in natural gas before water condenses out at a given temperature and pressure is the initial step in hydratemaximum mole-fractions of water that can be tolerated during pipeline transport without the risk of hydrateThe maximum mole-fraction of water permitted in the gas to ensure prevention of hydrate formation also

Keywords： hydrate     hydrogen Sulphide     CO2     dew point     pipeline    

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in numerical simulations on multiphase flow and thermodynamics in production of natural gas from gas hydrate

Lin ZUO, Lixia SUN, Changfu YOU

Frontiers in Energy 2009, Volume 3, Issue 2,   Pages 152-159 doi: 10.1007/s11708-009-0017-x

Abstract: multiphase flow and thermodynamics have been conducted to investigate the feasibility of gas production from hydratenumerical method considering the multiphase flow and thermodynamics of gas production from various hydrate-bearingreservoirs is required to better understand the dissociation process of natural gas hydrate, which would

Keywords： numerical simulation     natural gas hydrate     dissociation     thermodynamics     multiphase flow    

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Efficient promotion of methane hydrate formation and elimination of foam generation using fluorinated

Quan CAO, Dongyan XU, Huanfei XU, Shengjun LUO, Rongbo GUO

Frontiers in Energy 2020, Volume 14, Issue 3,   Pages 443-451 doi: 10.1007/s11708-020-0683-2

Abstract: Methane hydrate preparation is an effective method to store and transport methane.In promoters to facilitate methane hydrate formation, homogeneous surfactant solutions, sodium dodecylFoaming, however, could not be avoided during hydrate dissociation with the presence of SDS.perfluorooctane sulfonate (AOS), and tetraethylammonium perfluorooctyl sulfonate (TOS) to promote methane hydrateIt was concluded that PBS, PHS, and POS produced no foam during hydrate dissociation, making them promising

Keywords： methane hydrate     fluorinated surfactants     homogeneous promoter     foam elimination     stability    

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Progress and prospect of hydrate-based desalination technology

Jibao ZHANG, Shujun CHEN, Ning MAO, Tianbiao HE

Frontiers in Energy 2022, Volume 16, Issue 3,   Pages 445-459 doi: 10.1007/s11708-021-0740-5

Abstract: Hydrate-based desalination (HBD) technology has drawn an increasing amount of attention due to its mildIn this paper, literature on hydrate-based desalination is comprehensively analyzed and critically evaluated, focuses on experimental progress in different hydrate formers that have an impact on thermodynamicsand dynamics in hydrate formation.Besides, the hydrate formation morphology and hydrate crystal structure with different hydrate formers

Keywords： gas hydrates     desalination     crystal morphology     molecular dynamic     cold energy    

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Analysis of physical properties of gas hydrate-bearing unconsolidated sediment samples from the ultra-deepwater

Frontiers in Energy 2022, Volume 16, Issue 3,   Pages 509-520 doi: 10.1007/s11708-021-0786-4

Abstract: Marine natural gas hydrate has recently attracted global attention as a potential new clean energy sourceLaboratory measurements of various physical properties of gas hydrate-bearing marine sediments can provideThis study presents comprehensive measurement results and analysis of drilled hydrate-bearing sedimentsThe results show that the gas hydrate in the core samples is mainly methane hydrate with a methane contentwhich indicate that high water saturation means that timely drainage should be paid attention to during hydrate

Keywords： natural gas hydrates     physical properties analysis     hydrate-bearing sediments    

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Key issues in development of offshore natural gas hydrate

Shouwei ZHOU, Qingping LI, Xin LV, Qiang FU, Junlong ZHU

Frontiers in Energy 2020, Volume 14, Issue 3,   Pages 433-442 doi: 10.1007/s11708-020-0684-1

Abstract: As a new clean energy resource in the 21st century, natural gas hydrate is considered as one of the mostThis paper, based on the research progress in exploitation of natural gas hydrate (NGH) in China andthe world, systematically reviewed and discussed the key issues in development of natural gas hydratehydrate be introduced., and looking for gas hydrate dessert areas with commercial exploitation value should be enhanced.

Keywords： natural gas hydrate exploitation offshore     diagenetic and non-diagenetic hydrate     solid-state fluidizationmethod     dessert in enrichment area     three-gas combined production on gas hydrate abundance    

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Mechanism and control factors of hydrate plugging in multiphase liquid-rich pipeline flow systems: a

Shuwei ZHANG, Liyan SHANG, Zhen PAN, Li ZHOU, You GUO

Frontiers in Energy 2022, Volume 16, Issue 5,   Pages 747-773 doi: 10.1007/s11708-022-0830-z

Abstract: Therefore, hydrate plugging is a major concern for the hydrate slurry pipeline transportation technologyIn addition, it summarized the influences of fluid flow and water content on the risk of hydrate blockageReasons of diversity of hydrate plugging mechanism in oil-based system ought to be studied in-depth bycombining the discrepancy of water content and the microscopic characteristics of hydrate particles.At present, it is increasingly necessary to expand the application of the hydrate blockage formation

Keywords： hydrate     flow rate     water content     mechanism of pipeline blockage     rich liquid phase system    

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Title Author Date Type Operation

Evaluation of precipitation behavior of zirconium molybdate hydrate

Liang ZHANG, Masayuki TAKEUCHI, Tsutomu KOIZUMI, Izumi HIRASAWA

Journal Article

Sulfonated poly(ether ether ketone)/zirconium tricarboxybutylphosphonate composite proton-exchange membranes

GAO Qijun, HUANG Mianyan, WANG Yuxin, CAI Yuquan, XU Li

Journal Article

Research progress on hydrate plugging in multiphase mixed rich-liquid transportation pipelines

Shuyu SONG, Zhiming LIU, Li ZHOU, Liyan SHANG, Yaxin WANG

Journal Article

Modified iron-molybdate catalysts with various metal oxides by a mechanochemical method: enhanced formaldehyde

Xue Liu, Lingtao Kong, Shengtao Xu, Chaofan Liu, Fengyun Ma

Journal Article

Fundamental characteristics of gas hydrate-bearing sediments in the Shenhu area, South China Sea

Xin LYU, Qingping LI, Yang GE, Junlong ZHU, Shouwei ZHOU, Qiang FU

Journal Article

Progress in use of surfactant in nearly static conditions in natural gas hydrate formation

Zhen PAN, Yi WU, Liyan SHANG, Li ZHOU, Zhien ZHANG

Journal Article

Flow synthesis of a novel zirconium-based UiO-66 nanofiltration membrane and its performance in the removal

Feichao Wu, Yanling Wang, Xiongfu Zhang

Journal Article

Engineering zirconium-based metal-organic framework-801 films on carbon cloth as shuttle-inhibiting interlayers

Journal Article

Impacts of CO2 and H2S on the risk of hydrate formation during pipeline transport of natural gas

Solomon A. Aromada, Bjørn Kvamme

Journal Article

in numerical simulations on multiphase flow and thermodynamics in production of natural gas from gas hydrate

Lin ZUO, Lixia SUN, Changfu YOU

Journal Article

Efficient promotion of methane hydrate formation and elimination of foam generation using fluorinated

Quan CAO, Dongyan XU, Huanfei XU, Shengjun LUO, Rongbo GUO

Journal Article

Progress and prospect of hydrate-based desalination technology

Jibao ZHANG, Shujun CHEN, Ning MAO, Tianbiao HE

Journal Article

Analysis of physical properties of gas hydrate-bearing unconsolidated sediment samples from the ultra-deepwater

Journal Article

Key issues in development of offshore natural gas hydrate

Shouwei ZHOU, Qingping LI, Xin LV, Qiang FU, Junlong ZHU

Journal Article

Mechanism and control factors of hydrate plugging in multiphase liquid-rich pipeline flow systems: a

Shuwei ZHANG, Liyan SHANG, Zhen PAN, Li ZHOU, You GUO

Journal Article