KR101966569B1 - 분리막의 슬라임 억제방법 - Google Patents
분리막의 슬라임 억제방법 Download PDFInfo
- Publication number
- KR101966569B1 KR101966569B1 KR1020177016226A KR20177016226A KR101966569B1 KR 101966569 B1 KR101966569 B1 KR 101966569B1 KR 1020177016226 A KR1020177016226 A KR 1020177016226A KR 20177016226 A KR20177016226 A KR 20177016226A KR 101966569 B1 KR101966569 B1 KR 101966569B1
- Authority
- KR
- South Korea
- Prior art keywords
- membrane
- water
- bromine
- reaction product
- oxidizing agent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000012528 membrane Substances 0.000 title claims abstract description 283
- 238000000926 separation method Methods 0.000 title claims abstract description 177
- 238000000034 method Methods 0.000 title claims abstract description 117
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 274
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims abstract description 148
- 229910052794 bromium Inorganic materials 0.000 claims abstract description 143
- -1 bromine compound Chemical class 0.000 claims abstract description 141
- 239000007800 oxidant agent Substances 0.000 claims abstract description 104
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims abstract description 102
- 239000000460 chlorine Substances 0.000 claims abstract description 94
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims abstract description 89
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 88
- 239000007795 chemical reaction product Substances 0.000 claims abstract description 82
- 239000002243 precursor Substances 0.000 claims abstract description 53
- 238000005406 washing Methods 0.000 claims abstract description 33
- 238000001223 reverse osmosis Methods 0.000 claims description 37
- 230000001629 suppression Effects 0.000 claims description 34
- 239000013535 sea water Substances 0.000 claims description 30
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 claims description 17
- 239000003513 alkali Substances 0.000 claims description 12
- 229920002647 polyamide Polymers 0.000 claims description 12
- 229940006460 bromide ion Drugs 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 8
- 229920005597 polymer membrane Polymers 0.000 claims description 8
- 239000011261 inert gas Substances 0.000 claims description 7
- 239000012298 atmosphere Substances 0.000 claims description 6
- 239000011259 mixed solution Substances 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 230000002401 inhibitory effect Effects 0.000 claims description 4
- 238000001728 nano-filtration Methods 0.000 claims description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 3
- 239000002663 humin Substances 0.000 claims description 2
- 239000011780 sodium chloride Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 17
- 238000004140 cleaning Methods 0.000 abstract description 4
- 239000000203 mixture Substances 0.000 description 144
- 229910052736 halogen Inorganic materials 0.000 description 45
- 150000002367 halogens Chemical class 0.000 description 45
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 39
- 239000003112 inhibitor Substances 0.000 description 37
- 238000006243 chemical reaction Methods 0.000 description 31
- QWPPOHNGKGFGJK-UHFFFAOYSA-N hypochlorous acid Chemical compound ClO QWPPOHNGKGFGJK-UHFFFAOYSA-N 0.000 description 29
- 230000000052 comparative effect Effects 0.000 description 24
- JHJLBTNAGRQEKS-UHFFFAOYSA-M sodium bromide Chemical compound [Na+].[Br-] JHJLBTNAGRQEKS-UHFFFAOYSA-M 0.000 description 24
- DKSMCEUSSQTGBK-UHFFFAOYSA-N bromous acid Chemical compound OBr=O DKSMCEUSSQTGBK-UHFFFAOYSA-N 0.000 description 19
- 230000000087 stabilizing effect Effects 0.000 description 19
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 18
- 239000000243 solution Substances 0.000 description 18
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 16
- 229940079593 drug Drugs 0.000 description 15
- 239000003814 drug Substances 0.000 description 15
- 239000003206 sterilizing agent Substances 0.000 description 14
- LNOPIUAQISRISI-UHFFFAOYSA-N n'-hydroxy-2-propan-2-ylsulfonylethanimidamide Chemical compound CC(C)S(=O)(=O)CC(N)=NO LNOPIUAQISRISI-UHFFFAOYSA-N 0.000 description 13
- 239000005708 Sodium hypochlorite Substances 0.000 description 12
- 229960001701 chloroform Drugs 0.000 description 12
- 238000002360 preparation method Methods 0.000 description 12
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 12
- SXDBWCPKPHAZSM-UHFFFAOYSA-N bromic acid Chemical compound OBr(=O)=O SXDBWCPKPHAZSM-UHFFFAOYSA-N 0.000 description 11
- 239000012466 permeate Substances 0.000 description 11
- 230000001954 sterilising effect Effects 0.000 description 11
- 239000002253 acid Substances 0.000 description 9
- 230000000844 anti-bacterial effect Effects 0.000 description 9
- 239000003899 bactericide agent Substances 0.000 description 9
- SXDBWCPKPHAZSM-UHFFFAOYSA-M bromate Inorganic materials [O-]Br(=O)=O SXDBWCPKPHAZSM-UHFFFAOYSA-M 0.000 description 9
- 230000006866 deterioration Effects 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000002156 mixing Methods 0.000 description 9
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 8
- DIKBFYAXUHHXCS-UHFFFAOYSA-N bromoform Chemical compound BrC(Br)Br DIKBFYAXUHHXCS-UHFFFAOYSA-N 0.000 description 8
- 239000004021 humic acid Substances 0.000 description 8
- 239000011777 magnesium Substances 0.000 description 8
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- 150000003839 salts Chemical class 0.000 description 8
- 239000007864 aqueous solution Substances 0.000 description 7
- 230000001590 oxidative effect Effects 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- GATVIKZLVQHOMN-UHFFFAOYSA-N Chlorodibromomethane Chemical compound ClC(Br)Br GATVIKZLVQHOMN-UHFFFAOYSA-N 0.000 description 6
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 241000894006 Bacteria Species 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- CODNYICXDISAEA-UHFFFAOYSA-N bromine monochloride Chemical compound BrCl CODNYICXDISAEA-UHFFFAOYSA-N 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 230000002829 reductive effect Effects 0.000 description 5
- 238000004088 simulation Methods 0.000 description 5
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 4
- 230000001580 bacterial effect Effects 0.000 description 4
- 229950005228 bromoform Drugs 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 230000002542 deteriorative effect Effects 0.000 description 4
- 239000002270 dispersing agent Substances 0.000 description 4
- 230000036541 health Effects 0.000 description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 4
- 238000000691 measurement method Methods 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- IOLCXVTUBQKXJR-UHFFFAOYSA-M potassium bromide Chemical compound [K+].[Br-] IOLCXVTUBQKXJR-UHFFFAOYSA-M 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- IIACRCGMVDHOTQ-UHFFFAOYSA-N sulfamic acid Chemical class NS(O)(=O)=O IIACRCGMVDHOTQ-UHFFFAOYSA-N 0.000 description 4
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 3
- FMWLUWPQPKEARP-UHFFFAOYSA-N bromodichloromethane Chemical compound ClC(Cl)Br FMWLUWPQPKEARP-UHFFFAOYSA-N 0.000 description 3
- XTEGARKTQYYJKE-UHFFFAOYSA-N chloric acid Chemical compound OCl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-N 0.000 description 3
- 229940005991 chloric acid Drugs 0.000 description 3
- 238000004817 gas chromatography Methods 0.000 description 3
- CUILPNURFADTPE-UHFFFAOYSA-N hypobromous acid Chemical compound BrO CUILPNURFADTPE-UHFFFAOYSA-N 0.000 description 3
- 238000007654 immersion Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 239000012299 nitrogen atmosphere Substances 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 description 3
- QDWYPRSFEZRKDK-UHFFFAOYSA-M sodium;sulfamate Chemical compound [Na+].NS([O-])(=O)=O QDWYPRSFEZRKDK-UHFFFAOYSA-M 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- IHCCLXNEEPMSIO-UHFFFAOYSA-N 2-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperidin-1-yl]-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C1CCN(CC1)CC(=O)N1CC2=C(CC1)NN=N2 IHCCLXNEEPMSIO-UHFFFAOYSA-N 0.000 description 2
- PUKLDDOGISCFCP-JSQCKWNTSA-N 21-Deoxycortisone Chemical compound C1CC2=CC(=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@@](C(=O)C)(O)[C@@]1(C)CC2=O PUKLDDOGISCFCP-JSQCKWNTSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- FCYKAQOGGFGCMD-UHFFFAOYSA-N Fulvic acid Natural products O1C2=CC(O)=C(O)C(C(O)=O)=C2C(=O)C2=C1CC(C)(O)OC2 FCYKAQOGGFGCMD-UHFFFAOYSA-N 0.000 description 2
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 229910001514 alkali metal chloride Inorganic materials 0.000 description 2
- 150000001408 amides Chemical class 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- OGQPUOLFKIMRMF-UHFFFAOYSA-N chlorosulfamic acid Chemical compound OS(=O)(=O)NCl OGQPUOLFKIMRMF-UHFFFAOYSA-N 0.000 description 2
- QBWCMBCROVPCKQ-UHFFFAOYSA-N chlorous acid Chemical compound OCl=O QBWCMBCROVPCKQ-UHFFFAOYSA-N 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 description 2
- 230000007717 exclusion Effects 0.000 description 2
- 229940095100 fulvic acid Drugs 0.000 description 2
- 239000002509 fulvic acid Substances 0.000 description 2
- 239000001530 fumaric acid Substances 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000033116 oxidation-reduction process Effects 0.000 description 2
- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 description 2
- SATVIFGJTRRDQU-UHFFFAOYSA-N potassium hypochlorite Chemical compound [K+].Cl[O-] SATVIFGJTRRDQU-UHFFFAOYSA-N 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- UKLNMMHNWFDKNT-UHFFFAOYSA-M sodium chlorite Chemical compound [Na+].[O-]Cl=O UKLNMMHNWFDKNT-UHFFFAOYSA-M 0.000 description 2
- 229960002218 sodium chlorite Drugs 0.000 description 2
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 description 2
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 2
- KIUKXJAPPMFGSW-DNGZLQJQSA-N (2S,3S,4S,5R,6R)-6-[(2S,3R,4R,5S,6R)-3-Acetamido-2-[(2S,3S,4R,5R,6R)-6-[(2R,3R,4R,5S,6R)-3-acetamido-2,5-dihydroxy-6-(hydroxymethyl)oxan-4-yl]oxy-2-carboxy-4,5-dihydroxyoxan-3-yl]oxy-5-hydroxy-6-(hydroxymethyl)oxan-4-yl]oxy-3,4,5-trihydroxyoxane-2-carboxylic acid Chemical compound CC(=O)N[C@H]1[C@H](O)O[C@H](CO)[C@@H](O)[C@@H]1O[C@H]1[C@H](O)[C@@H](O)[C@H](O[C@H]2[C@@H]([C@@H](O[C@H]3[C@@H]([C@@H](O)[C@H](O)[C@H](O3)C(O)=O)O)[C@H](O)[C@@H](CO)O2)NC(C)=O)[C@@H](C(O)=O)O1 KIUKXJAPPMFGSW-DNGZLQJQSA-N 0.000 description 1
- OHVLMTFVQDZYHP-UHFFFAOYSA-N 1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)-2-[4-[2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidin-5-yl]piperazin-1-yl]ethanone Chemical compound N1N=NC=2CN(CCC=21)C(CN1CCN(CC1)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)=O OHVLMTFVQDZYHP-UHFFFAOYSA-N 0.000 description 1
- KZEVSDGEBAJOTK-UHFFFAOYSA-N 1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)-2-[5-[2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidin-5-yl]-1,3,4-oxadiazol-2-yl]ethanone Chemical compound N1N=NC=2CN(CCC=21)C(CC=1OC(=NN=1)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)=O KZEVSDGEBAJOTK-UHFFFAOYSA-N 0.000 description 1
- SXAMGRAIZSSWIH-UHFFFAOYSA-N 2-[3-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]-1,2,4-oxadiazol-5-yl]-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C1=NOC(=N1)CC(=O)N1CC2=C(CC1)NN=N2 SXAMGRAIZSSWIH-UHFFFAOYSA-N 0.000 description 1
- WZFUQSJFWNHZHM-UHFFFAOYSA-N 2-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)CC(=O)N1CC2=C(CC1)NN=N2 WZFUQSJFWNHZHM-UHFFFAOYSA-N 0.000 description 1
- JQMFQLVAJGZSQS-UHFFFAOYSA-N 2-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]-N-(2-oxo-3H-1,3-benzoxazol-6-yl)acetamide Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)CC(=O)NC1=CC2=C(NC(O2)=O)C=C1 JQMFQLVAJGZSQS-UHFFFAOYSA-N 0.000 description 1
- YJLUBHOZZTYQIP-UHFFFAOYSA-N 2-[5-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]-1,3,4-oxadiazol-2-yl]-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C1=NN=C(O1)CC(=O)N1CC2=C(CC1)NN=N2 YJLUBHOZZTYQIP-UHFFFAOYSA-N 0.000 description 1
- BZSXEZOLBIJVQK-UHFFFAOYSA-N 2-methylsulfonylbenzoic acid Chemical compound CS(=O)(=O)C1=CC=CC=C1C(O)=O BZSXEZOLBIJVQK-UHFFFAOYSA-N 0.000 description 1
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 1
- CONKBQPVFMXDOV-QHCPKHFHSA-N 6-[(5S)-5-[[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]methyl]-2-oxo-1,3-oxazolidin-3-yl]-3H-1,3-benzoxazol-2-one Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)C[C@H]1CN(C(O1)=O)C1=CC2=C(NC(O2)=O)C=C1 CONKBQPVFMXDOV-QHCPKHFHSA-N 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- ZKQDCIXGCQPQNV-UHFFFAOYSA-N Calcium hypochlorite Chemical compound [Ca+2].Cl[O-].Cl[O-] ZKQDCIXGCQPQNV-UHFFFAOYSA-N 0.000 description 1
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 1
- 239000004155 Chlorine dioxide Substances 0.000 description 1
- CAFRSFVVKDCTHL-UHFFFAOYSA-N Cl[NH3+].[Br-] Chemical compound Cl[NH3+].[Br-] CAFRSFVVKDCTHL-UHFFFAOYSA-N 0.000 description 1
- PQPGRFCNQNAQPB-UHFFFAOYSA-N O.O.O.O.O.O.[Sr] Chemical compound O.O.O.O.O.O.[Sr] PQPGRFCNQNAQPB-UHFFFAOYSA-N 0.000 description 1
- ABLZXFCXXLZCGV-UHFFFAOYSA-N Phosphorous acid Chemical compound OP(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 229920002125 Sokalan® Polymers 0.000 description 1
- WOHVONCNVLIHKY-UHFFFAOYSA-L [Ba+2].[O-]Cl=O.[O-]Cl=O Chemical compound [Ba+2].[O-]Cl=O.[O-]Cl=O WOHVONCNVLIHKY-UHFFFAOYSA-L 0.000 description 1
- 238000002835 absorbance Methods 0.000 description 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 229910001617 alkaline earth metal chloride Inorganic materials 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- SWLVFNYSXGMGBS-UHFFFAOYSA-N ammonium bromide Chemical compound [NH4+].[Br-] SWLVFNYSXGMGBS-UHFFFAOYSA-N 0.000 description 1
- KHPLPBHMTCTCHA-UHFFFAOYSA-N ammonium chlorate Chemical compound N.OCl(=O)=O KHPLPBHMTCTCHA-UHFFFAOYSA-N 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 239000011013 aquamarine Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- ISFLYIRWQDJPDR-UHFFFAOYSA-L barium chlorate Chemical compound [Ba+2].[O-]Cl(=O)=O.[O-]Cl(=O)=O ISFLYIRWQDJPDR-UHFFFAOYSA-L 0.000 description 1
- HPEWZLCIOKVLBZ-UHFFFAOYSA-N barium hypochlorite Chemical compound [Ba+2].Cl[O-].Cl[O-] HPEWZLCIOKVLBZ-UHFFFAOYSA-N 0.000 description 1
- 159000000009 barium salts Chemical class 0.000 description 1
- BEHLMOQXOSLGHN-UHFFFAOYSA-N benzenamine sulfate Chemical compound OS(=O)(=O)NC1=CC=CC=C1 BEHLMOQXOSLGHN-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- FNXLCIKXHOPCKH-UHFFFAOYSA-N bromamine Chemical compound BrN FNXLCIKXHOPCKH-UHFFFAOYSA-N 0.000 description 1
- 125000001246 bromo group Chemical group Br* 0.000 description 1
- VWPXUKSDWYXLKV-UHFFFAOYSA-N bromosulfamic acid Chemical compound OS(=O)(=O)NBr VWPXUKSDWYXLKV-UHFFFAOYSA-N 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 229960005069 calcium Drugs 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- YALMXYPQBUJUME-UHFFFAOYSA-L calcium chlorate Chemical compound [Ca+2].[O-]Cl(=O)=O.[O-]Cl(=O)=O YALMXYPQBUJUME-UHFFFAOYSA-L 0.000 description 1
- LLSDKQJKOVVTOJ-UHFFFAOYSA-L calcium chloride dihydrate Chemical compound O.O.[Cl-].[Cl-].[Ca+2] LLSDKQJKOVVTOJ-UHFFFAOYSA-L 0.000 description 1
- 229940052299 calcium chloride dihydrate Drugs 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 235000019398 chlorine dioxide Nutrition 0.000 description 1
- 229940077239 chlorous acid Drugs 0.000 description 1
- 150000001868 cobalt Chemical class 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 150000001879 copper Chemical class 0.000 description 1
- 150000007973 cyanuric acids Chemical class 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- BAQKWXACUNEBOT-UHFFFAOYSA-N dibutylsulfamic acid Chemical group CCCCN(S(O)(=O)=O)CCCC BAQKWXACUNEBOT-UHFFFAOYSA-N 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- YGNOYUCUPMACDT-UHFFFAOYSA-N dimethylsulfamic acid Chemical group CN(C)S(O)(=O)=O YGNOYUCUPMACDT-UHFFFAOYSA-N 0.000 description 1
- XRVWREPFYXZOPK-UHFFFAOYSA-N dipropylsulfamic acid Chemical group CCCN(S(O)(=O)=O)CCC XRVWREPFYXZOPK-UHFFFAOYSA-N 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- IOISAJSHULNACL-UHFFFAOYSA-N ethyl(methyl)sulfamic acid Chemical group CCN(C)S(O)(=O)=O IOISAJSHULNACL-UHFFFAOYSA-N 0.000 description 1
- SIVVHUQWDOGLJN-UHFFFAOYSA-N ethylsulfamic acid Chemical group CCNS(O)(=O)=O SIVVHUQWDOGLJN-UHFFFAOYSA-N 0.000 description 1
- 230000029142 excretion Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000002290 gas chromatography-mass spectrometry Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 150000002357 guanidines Chemical class 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 229920002674 hyaluronan Polymers 0.000 description 1
- 229960003160 hyaluronic acid Drugs 0.000 description 1
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Inorganic materials Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 1
- 230000036512 infertility Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000004255 ion exchange chromatography Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 159000000014 iron salts Chemical class 0.000 description 1
- 229940050906 magnesium chloride hexahydrate Drugs 0.000 description 1
- DHRRIBDTHFBPNG-UHFFFAOYSA-L magnesium dichloride hexahydrate Chemical compound O.O.O.O.O.O.[Mg+2].[Cl-].[Cl-] DHRRIBDTHFBPNG-UHFFFAOYSA-L 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 150000002696 manganese Chemical class 0.000 description 1
- 238000004949 mass spectrometry Methods 0.000 description 1
- MYMDOKBFMTVEGE-UHFFFAOYSA-N methylsulfamic acid Chemical group CNS(O)(=O)=O MYMDOKBFMTVEGE-UHFFFAOYSA-N 0.000 description 1
- 238000001471 micro-filtration Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 150000002815 nickel Chemical class 0.000 description 1
- AMULHDKUJWPBKU-UHFFFAOYSA-L nickel(2+);dichlorite Chemical compound [Ni+2].[O-]Cl=O.[O-]Cl=O AMULHDKUJWPBKU-UHFFFAOYSA-L 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000008177 pharmaceutical agent Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000004584 polyacrylic acid Substances 0.000 description 1
- 229920001444 polymaleic acid Polymers 0.000 description 1
- VKJKEPKFPUWCAS-UHFFFAOYSA-M potassium chlorate Chemical compound [K+].[O-]Cl(=O)=O VKJKEPKFPUWCAS-UHFFFAOYSA-M 0.000 description 1
- 239000001103 potassium chloride Substances 0.000 description 1
- 235000011164 potassium chloride Nutrition 0.000 description 1
- 159000000001 potassium salts Chemical class 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- HLIBNTOXKQCYMV-UHFFFAOYSA-N propylsulfamic acid Chemical group CCCNS(O)(=O)=O HLIBNTOXKQCYMV-UHFFFAOYSA-N 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- GHMLBKRAJCXXBS-UHFFFAOYSA-N resorcinol Chemical group OC1=CC=CC(O)=C1 GHMLBKRAJCXXBS-UHFFFAOYSA-N 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 239000011775 sodium fluoride Substances 0.000 description 1
- 235000013024 sodium fluoride Nutrition 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 1
- 235000019345 sodium thiosulphate Nutrition 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 159000000008 strontium salts Chemical class 0.000 description 1
- 239000012085 test solution Substances 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
- 150000003751 zinc Chemical class 0.000 description 1
Images
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
- B01D65/06—Membrane cleaning or sterilisation ; Membrane regeneration with special washing compositions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/08—Prevention of membrane fouling or of concentration polarisation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/56—Polyamides, e.g. polyester-amides
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- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
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Abstract
트라이할로메테인 전구물질을 함유하는, 분리막을 포함하는 막 분리장치에의 급수 또는 세정수 중에, 브로민계 산화제, 혹은 브로민 화합물과 염소계 산화제의 반응물을 존재시키거나; 브로민계 산화제, 혹은 브로민 화합물과 염소계 산화제의 반응물과, 설팜산 화합물을 존재시키거나; 또는 브로민계 산화제, 혹은 브로민 화합물과 염소계 산화제의 반응물과, 설팜산 화합물의 반응 생성물을 존재시키는, 분리막의 슬라임 억제방법이다.
Description
도 2는 실시예 4, 5 및 비교예 2에 있어서의, 피처리수 중의 브롬화물 이온 농도(㎎/ℓ)에 대한 처리수 중의 총 트라이할로메테인 농도(㎎/ℓ)를 나타내는 도면.
약제 |
시험수 |
총 트라이할로메테인 농도 (㎎/ℓ) |
총 트라이할로메테인의 RO막에 의한 배제율(%) | ||
RO 급수 (약제첨가 후) |
RO 투과수 (약제첨가 후) |
||||
실시예 1 | 조성물 1 | 모의수 | 0.022 | <0.001 | >95 |
실시예 2 | 조성물 2 | 모의수 | 0.042 | <0.001 | >95 |
실시예 3 | 조성물 3 | 모의수 | 0.036 | <0.001 | >95 |
비교예 1 | 조성물 4 | 모의수 | 0.005 | 0.002 | 60 |
비교예 2 | 조성물 1 | 순수 | <0.001 | <0.001 | - |
비교예 3 | 조성물 4 | 순수 | <0.001 | <0.001 | - |
RO막의 배제율 (30일 통수 후)(%) |
RO 투과수 중의 유효 할로겐 농도(㎎/ℓ) |
ORP (㎷) |
24시간 후의 세균(CFU/㎖) |
|
조성물 1 | 99 | <0.01 | 650 | <103 |
조성물 2 | 92 | 0.5 | 620 | <103 |
조성물 5 | 90 | 1.0 | 660 | <103 |
조성물 6 | 97 | 0.2 | 630 | <103 |
조성물 4 | 71 | 5.5 | 790 | <103 |
조성물 7 | 70 | 2.0 | 800 | <103 |
급수 중(㎍/ℓ) | 투과수 중(㎍/ℓ) | |
조성물 1' | <1 | <1 |
조성물 8 | 42 | 1 |
초기 균수(CFU/㎖) | 24시간 후의 균수(CFU/㎖) | |
실시예 4(조성물 1) | 105 | <103 |
비교예 3(조성물 9) | 105 | 104 |
실시예 6-1 |
실시예 6-2 |
실시예 6-3 |
실시예 6-4 |
비교예 4-1 |
비교예 4-2 |
비교예 4-3 |
|
첨가 약제 |
조성물 1 | 조성물 1 | 조성물 1 | 조성물 2' | 조성물 4 | 조성물 4 | 조성물 4 |
물 | 모의해수 A | 모의해수 B | 모의수 C | 모의해수 A | 모의해수 A | 모의해수 B | 모의수 C |
총 할로겐 [㎎/ℓ] |
총 할로겐 [㎎/ℓ] |
총 할로겐 [㎎/ℓ] |
총 할로겐 [㎎/ℓ] |
총 할로겐 [㎎/ℓ] |
총 할로겐 [㎎/ℓ] |
총 할로겐 [㎎/ℓ] |
|
개시 시 | 10.0 | 5.0 | 10.0 | 10.0 | 10.0 | 5.0 | 10.0 |
1일 후 | 8.6 | 3.8 | 8.5 | 8.1 | 6.5 | 3.2 | 8.3 |
3일 후 | 8.2 | 3.4 | 8.3 | 7.3 | 3.2 | 2.0 | 7.2 |
7일 후 | 7.5 | 3.1 | 7.7 | 6.7 | 0.8 | 0.4 | 6.6 |
성분 | 모의해수 A | 모의해수 B | |
모의해수 20ℓ에 함유되는 각 성분량[g] | 염화마그네슘 6수화물 | 222.23 | 16.988 |
염화칼슘 2 수화물 | 30.70 | 2.347 | |
염화스트론튬 6수화물 | 0.85 | 0.065 | |
염화칼륨 | 13.89 | 1.062 | |
탄산수소나트륨 | 4.02 | 0.307 | |
브롬화칼륨 | 2.01 | 0.154 | |
붕산 | 0.54 | 0.041 | |
플루오르화나트륨 | 0.06 | 0.005 | |
염화나트륨 | 490.68 | 37.509 | |
황산나트륨(무수) | 81.88 | 6.259 | |
흄산 | 0.18 | 0.18 | |
순수 | 잔분 | 잔분 | |
브롬화물 이온 농도[㎎/ℓ] | 67.5 | 5.2 |
실시예 7-1 |
실시예 7-2 |
실시예 7-3 |
실시예 7-4 |
실시예 7-5 |
실시예 7-6 |
실시예 7-7 |
비교예 5-1 |
비교예 5-2 |
|
첨가 약제 |
조성물 1 | 조성물 1 | 조성물 1 | 조성물 1 | 조성물 1 | 조성물 1 | 조성물 2' | 조성물 4 | 조성물 4 |
시험수 | 모의 해수 A |
모의수 C |
모의 해수 B |
모의 해수 B |
모의 해수 B |
모의 해수 B |
모의수 C | 모의 해수 A |
모의수 C |
시험수pH | 8.4 | 8.4 | 8.4 | 6.0 | 5.5 | 5.0 | 8.4 | 8.4 | 8.4 |
RO막의 도전율 배제율(%) |
98 |
98 |
98 |
98 |
98 |
98 |
98 |
<70 |
<70 |
RO막의 수첨가량 보유율(%) |
>90 |
>90 |
>90 |
>90 |
79 |
60 |
>90 |
>90 |
>90 |
12: 막 분리장치 14: 펌프
16: 원수 배관 18: 원수 공급 배관
20: 투과수 배관 22: 농축수 배관
24: 살균제 공급 배관
Claims (13)
- 삭제
- 트라이할로메테인 전구물질을 함유하는, 분리막을 포함하는 막 분리장치에의 급수 또는 세정수 중에, 브로민계 산화제, 또는 브로민 화합물과 염소계 산화제의 반응물과, 설팜산 화합물을 존재시키는 것을 특징으로 하는 분리막의 슬라임(slime) 억제방법으로서,
상기 급수 또는 세정수의 트라이할로메테인 전구물질의 농도가 트라이할로메테인 생성능으로서 0.01㎎/ℓ 이상 1㎎/ℓ 이하이고, 상기 급수 또는 세정수 중의 브롬화물 이온의 농도가 5㎎/ℓ 이상이고,
상기 분리막은 폴리아마이드계 고분자막인 역침투막 또는 나노 여과막인 것을 특징으로 하는 분리막의 슬라임 억제방법. - 트라이할로메테인 전구물질을 함유하는, 분리막을 포함하는 막 분리장치에의 급수 또는 세정수 중에, 브로민계 산화제, 또는 브로민 화합물과 염소계 산화제의 반응물과, 설팜산 화합물의 반응 생성물을 존재시키는 것을 특징으로 하는 분리막의 슬라임 억제방법으로서,
상기 급수 또는 세정수의 트라이할로메테인 전구물질의 농도가 트라이할로메테인 생성능으로서 0.01㎎/ℓ 이상 1㎎/ℓ 이하이고, 상기 급수 또는 세정수 중의 브롬화물 이온의 농도가 5㎎/ℓ 이상이고,
상기 분리막은 폴리아마이드계 고분자막인 역침투막 또는 나노 여과막인 것을 특징으로 하는 분리막의 슬라임 억제방법. - 트라이할로메테인 전구물질을 함유하는, 분리막을 포함하는 막 분리장치에의 급수 또는 세정수 중에, 브로민과 설팜산 화합물의 혼합물, 또는 브로민과 설팜산 화합물의 반응 생성물을 존재시키는 것을 특징으로 하는 분리막의 슬라임 억제방법으로서,
상기 급수 또는 세정수의 트라이할로메테인 전구물질의 농도가 트라이할로메테인 생성능으로서 0.01㎎/ℓ 이상 1㎎/ℓ 이하이고, 상기 급수 또는 세정수 중의 브롬화물 이온의 농도가 5㎎/ℓ 이상이고,
상기 분리막은 폴리아마이드계 고분자막인 역침투막 또는 나노 여과막인 것을 특징으로 하는 분리막의 슬라임 억제방법. - 제4항에 있어서, 상기 브로민과 설팜산 화합물의 반응 생성물이, 물, 알칼리 및 설팜산 화합물을 포함하는 혼합액에 브로민을 불활성 가스 분위기하에서 첨가해서 반응시키는 공정을 포함하는 방법에 의해 얻어진 것임을 특징으로 하는 분리막의 슬라임 억제방법.
- 삭제
- 삭제
- 제2항 내지 제4항 중 어느 한 항에 있어서, 상기 트라이할로메테인 전구물질이 휴민질(humin)을 포함하는 것을 특징으로 하는 분리막의 슬라임 억제방법.
- 삭제
- 삭제
- 제2항 내지 제4항 중 어느 한 항에 있어서, 상기 분리막을 포함하는 막 분리장치가, 운전과 운전 중지가 행해지는 막 분리장치이며, 상기 막 분리장치의 운전 중지 중에, 상기 브로민계 산화제, 혹은 브로민 화합물과 염소계 산화제의 반응물과, 설팜산 화합물을 존재시키거나, 상기 브로민계 산화제, 혹은 브로민 화합물과 염소계 산화제의 반응물과, 설팜산 화합물의 반응 생성물을 존재시키거나, 또는 상기 브로민과 설팜산 화합물의 반응 생성물을 존재시키는 것을 특징으로 하는 분리막의 슬라임 억제방법.
- 제11항에 있어서, 상기 막 분리장치 내에 존재시키는 물의 pH가 pH 5.5 이상인 것을 특징으로 하는 분리막의 슬라임 억제방법.
- 제11항에 있어서, 상기 막 분리장치 내에 존재시키는 물이, 해수 및 염수 중 적어도 하나인 것을 특징으로 하는 분리막의 슬라임 억제방법.
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JPJP-P-2015-034205 | 2015-02-24 | ||
JP2015034205A JP6513424B2 (ja) | 2015-02-24 | 2015-02-24 | 分離膜の殺菌方法 |
PCT/JP2015/085476 WO2016104356A1 (ja) | 2014-12-25 | 2015-12-18 | 分離膜のスライム抑制方法 |
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KR102291224B1 (ko) * | 2016-10-25 | 2021-08-19 | 오르가노 코포레이션 | 역침투막을 이용하는 수처리 방법 및 수처리 장치 |
CN112805247B (zh) * | 2018-10-05 | 2023-05-02 | 奥加诺株式会社 | 水处理装置、水处理方法、正渗透膜处理方法、正渗透膜处理系统及水处理系统 |
JP7212490B2 (ja) * | 2018-10-05 | 2023-01-25 | オルガノ株式会社 | 水処理装置および水処理方法 |
JP7228492B2 (ja) * | 2019-08-29 | 2023-02-24 | オルガノ株式会社 | 水処理装置および水処理方法 |
JP6706702B1 (ja) * | 2019-03-07 | 2020-06-10 | オルガノ株式会社 | 逆浸透膜を用いる水処理方法および水処理装置 |
CN113648836A (zh) * | 2021-05-12 | 2021-11-16 | 同济大学 | 一种控制膜源消毒副产物前体物泄露的方法 |
CN116422152B (zh) * | 2023-06-15 | 2023-09-26 | 杭州尚善若水环保科技有限公司 | 反渗透膜处理系统的运行方法 |
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SA517381683B1 (ar) | 2021-10-16 |
TW201627057A (zh) | 2016-08-01 |
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CN107108277B (zh) | 2020-12-15 |
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