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Ceramic water filter for point-of-use water treatment in developing countries: Principles, challenges

Haiyan Yang, Shangping Xu, Derek E. Chitwood, Yin Wang

Frontiers of Environmental Science & Engineering 2020, Volume 14, Issue 5, doi: 10.1007/s11783-020-1254-9

Abstract: Point-of-use (POU) water treatment techniques, which improve drinking water quality at the householdCeramic water filters (CWFs), fabricated from locally sourced materials and manufactured by local laborefforts to address two major challenges of conventional CWFs, including (1) simultaneous increase of filterachieve higher flow rates and effective pathogen removal by elucidating pathogen transport in porous ceramicnew surface modification approaches with enhanced interaction between a variety of contaminants and ceramic

Keywords： Point-of-use water treatment     Ceramic water filter     Bacterial removal     Surface modification     Water quality    

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Technical feasibility study of an onshore ballast water treatment system

Shengjie LIU, Manxia ZHANG, Xiang LI, Xiaojia TANG, Lingling ZHANG, Yimin ZHU, Chengyu YUAN

Frontiers of Environmental Science & Engineering 2011, Volume 5, Issue 4,   Pages 610-614 doi: 10.1007/s11783-011-0379-2

Abstract: To fulfill the requirements of (G8), a set of onshore ballast water treatment equipment utilizing micro-poreceramic filtration (MPCF) and UV radiation (MPCF&UV) system was designed and set up with a maximum flowin three areas: removal efficiencies of indicator organism and oceanic bacteria, perdurability of a ceramicfilter, and application on native seawater.A 20 L ceramic filter can run continuously for 5.3 h at the flow rate of 15 m ·h before its pressure

Keywords： ballast water     ceramic filter     UV     plankton     oceanic bacteria    

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Ceramic membrane fouling mechanisms and control for water treatment

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 10, doi: 10.1007/s11783-023-1726-9

Abstract:

● The fouling is summarized based on ceramic membrane performance

Keywords： Ceramic membrane     Fouling model     Fouling control    

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The energy-free purification of trace thallium(I)-contaminated potable water using a high-selective filter

Frontiers of Chemical Science and Engineering doi: 10.1007/s11705-023-2379-8

Abstract: Thallium is a highly toxic metal, and trace amount of thallium(I) (Tl+) in potable water couldcause a severe water crisis, which arouses the exploitation of highly-effective technology for purificationof Tl+ contaminated water.Prussian blue (PB)-decorated composite membranes (PBx@PDA/PEI-FP) based on the aminated filterspectroscopy and X-ray diffraction were performed to confirm the in situ growth of cubic PB crystals on filter

Keywords： membrane adsorption     Prussian blue     energy-free filtration     potable water     trace thallium(I)    

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Brazing of ceramic-to-ceramic and ceramic-to-metal joints in air

Kirsten BOBZIN, Thomas SCHLAEFER, Lidong ZHAO, Nils KOPP, Arne SCHLEGEL

Frontiers of Mechanical Engineering 2010, Volume 5, Issue 2,   Pages 125-129 doi: 10.1007/s11465-010-0007-z

Abstract: Reactive air brazing (RAB) is an emerging technology for the production of ceramic-to-ceramic and ceramic-to-metalAgCu and AgCuTi braze alloys could also be used to produce brazed joints with the SOFC materials ceramic

Keywords： reactive air brazing (RAB)     X1CrTiLa22     Al2O3     yttria stabilized zirconia (YSZ)     solid oxide fuel cell (SOFC)    

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Experimental and computational assessment of 1,4-Dioxane degradation in a photo-Fenton reactive ceramic

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 5, doi: 10.1007/s11783-020-1341-y

Abstract:

• 1,4-Dioxane was degraded via the photo-Fenton reactive membrane filtration.

Keywords： Photo-Fenton     Ceramic membrane     1     4-Dioxane     Goethite    

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Dynamical research on spherical micro actuator with piezoelectric ceramic stacks drivers

ZHANG Ruihua, CHEN Haichu

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 4,   Pages 433-438 doi: 10.1007/s11465-007-0074-y

Abstract: This paper develops a 30 mm × 30 mm × 50 mm spherical micro actuator driven by piezoelectric ceramic

Keywords： spherical     micro-gripper     friction coefficient     dynamic     frequency    

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Design and Fabrication of Ceramic Catalytic Membrane Reactors for Green Chemical Engineering Applications Feature Article

Guangru Zhang, Wanqin Jin, Nanping Xu

Engineering 2018, Volume 4, Issue 6,   Pages 848-860 doi: 10.1016/j.eng.2017.05.001

Abstract: The use of ceramic membranes in CMRs is being widely considered because it permits reactions and separationsCMRs: those based on dense mixed-conducting membranes for gas separation, and those based on porous ceramic

Keywords： Dense ceramic membrane     Porous ceramic membrane     Catalytic membrane reactor     Gas separation     Heterogeneous    

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Enhanced cross-flow filtration with flat-sheet ceramic membranes by titanium-based coagulation for membrane

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 8, doi: 10.1007/s11783-022-1531-x

Abstract:

• Ceramic membrane filtration showed high performance for surface water

Keywords： Ceramic membrane     Coagulation     Polytitanium chloride     Membrane fouling    

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organic matter and disinfection by-products precursors in a hybrid process combining ozonation with ceramic

Xiaojiang FAN,Yi TAO,Dequan WEI,Xihui ZHANG,Ying LEI,Hiroshi NOGUCHI

Frontiers of Environmental Science & Engineering 2015, Volume 9, Issue 1,   Pages 112-120 doi: 10.1007/s11783-014-0745-y

Abstract: The performance of an integrated process including coagulation, ozonation, ceramic ultrafiltration (UFremoval of organic matter and disinfection by-products (DBPs) precursors from micro-polluted surface waterscale plant with the capacity of 120 m per day was set up and operated for the treatment of drinking waterCeramic membranes were used with the filtration area of 50 m and a pore size of 60 nm.

Keywords： ceramic ultrafiltration(UF)     ozonation     organic matter     hydrophilic     hydrophobic     disinfection by-products    

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Research and application on separation technology of slurry and water under sandy-gravel stratum

Wang Guangyu,Sun Shanhui,Su Qinggui

Strategic Study of CAE 2010, Volume 12, Issue 12,   Pages 41-45

Abstract:

This paper gives a summary on application technology of slurry and water

Keywords： slurry tunnel machine     separation of slurry and water     filter-press    

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Processing of high-precision ceramic balls with a spiral V-groove plate

Ming FENG,Yongbo WU,Julong YUAN,Zhao PING

Frontiers of Mechanical Engineering 2017, Volume 12, Issue 1,   Pages 132-142 doi: 10.1007/s11465-017-0436-z

Abstract:

As the demand for high-performance bearings gradually increases, ceramic balls with excellent propertiesIn this study, a spiral V-groove plate method is employed in processing high-precision ceramic balls.Ceramic balls with a G3-level accuracy are achieved, and their typical roundness, minimum surface roughnessThese findings confirm that the proposed method can be applied to high-accuracy and high-consistency ceramic

Keywords： bearing     ceramic ball     spiral V-groove     kinematic analysis     trajectory    

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A zone-layered trimming method for ceramic core of aero-engine blade based on an advanced reconfigurable

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 2, doi: 10.1007/s11465-022-0675-5

Abstract: Ceramic structural parts are one of the most widely utilized structural parts in the industry.This paper proposes an ultrafast laser processing system for trimming complex ceramic structural partsThe trimming problem of the ceramic cores used in aero engines is studied.point algorithm to register the path extracted from the computer-aided design model with the deformed ceramicsystem and the method proposed in this paper are suitable for trimming complex non-datum parts such as ceramic

Keywords： ceramic parts trimming     computer-aided laser manufacturing     3D vision     reconfigurable laser processing    

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Grindability of high-temperature alloy with ceramic alumina wheels

ZHANG Hongxia, CHEN Wuyi, CHEN Zhitong

Frontiers of Mechanical Engineering 2008, Volume 3, Issue 2,   Pages 139-145 doi: 10.1007/s11465-008-0040-3

Abstract: The grindability of high-temperature alloy by using ceramic alumina wheels is studied on the basis ofwheel is 18–22 m/s and the depth of grinding should not exceed 0.02 mm in grinding GH2132 alloy with ceramic

Keywords： metallographic     topography     grinding GH2132     resistance     decrease    

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Implicit Heaviside filter with high continuity based on suitably graded THB splines

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 1,   Pages 14-14 doi: 10.1007/s11465-021-0670-2

Abstract: problem of low continuity resulting from the discreteness of both design variables and explicit Heaviside filterIn this paper, an implicit Heaviside filter with high continuity is introduced to generate black andintrinsic local support and high continuity of THB basis, an implicit adaptively adjusted Heaviside filterThreefold advantages are attained in the proposed filter: a) The connection between analysis mesh andSeveral numerical examples are used to verify the effectiveness of the proposed implicit Heaviside filter

Keywords： optimization     truncated hierarchical B-spline     isogeometric analysis     black and white designs     Heaviside filter    

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Title Author Date Type Operation

Ceramic water filter for point-of-use water treatment in developing countries: Principles, challenges

Haiyan Yang, Shangping Xu, Derek E. Chitwood, Yin Wang

Journal Article

Technical feasibility study of an onshore ballast water treatment system

Shengjie LIU, Manxia ZHANG, Xiang LI, Xiaojia TANG, Lingling ZHANG, Yimin ZHU, Chengyu YUAN

Journal Article

Ceramic membrane fouling mechanisms and control for water treatment

Journal Article

The energy-free purification of trace thallium(I)-contaminated potable water using a high-selective filter

Journal Article

Brazing of ceramic-to-ceramic and ceramic-to-metal joints in air

Kirsten BOBZIN, Thomas SCHLAEFER, Lidong ZHAO, Nils KOPP, Arne SCHLEGEL

Journal Article

Experimental and computational assessment of 1,4-Dioxane degradation in a photo-Fenton reactive ceramic

Journal Article

Dynamical research on spherical micro actuator with piezoelectric ceramic stacks drivers

ZHANG Ruihua, CHEN Haichu

Journal Article

Design and Fabrication of Ceramic Catalytic Membrane Reactors for Green Chemical Engineering Applications

Guangru Zhang, Wanqin Jin, Nanping Xu

Journal Article

Enhanced cross-flow filtration with flat-sheet ceramic membranes by titanium-based coagulation for membrane

Journal Article

organic matter and disinfection by-products precursors in a hybrid process combining ozonation with ceramic

Xiaojiang FAN,Yi TAO,Dequan WEI,Xihui ZHANG,Ying LEI,Hiroshi NOGUCHI

Journal Article

Research and application on separation technology of slurry and water under sandy-gravel stratum

Wang Guangyu,Sun Shanhui,Su Qinggui

Journal Article

Processing of high-precision ceramic balls with a spiral V-groove plate

Ming FENG,Yongbo WU,Julong YUAN,Zhao PING

Journal Article

A zone-layered trimming method for ceramic core of aero-engine blade based on an advanced reconfigurable

Journal Article

Grindability of high-temperature alloy with ceramic alumina wheels

ZHANG Hongxia, CHEN Wuyi, CHEN Zhitong

Journal Article

Implicit Heaviside filter with high continuity based on suitably graded THB splines

Journal Article