KR101360020B1 - 막여과 공정의 전처리 방법 및 이를 이용한 막여과 공정의 전처리 시스템 - Google Patents
막여과 공정의 전처리 방법 및 이를 이용한 막여과 공정의 전처리 시스템 Download PDFInfo
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- 238000005374 membrane filtration Methods 0.000 title claims abstract description 37
- 238000007781 pre-processing Methods 0.000 title 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 120
- 238000000034 method Methods 0.000 claims abstract description 64
- 239000012528 membrane Substances 0.000 claims abstract description 57
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 55
- 238000000108 ultra-filtration Methods 0.000 claims abstract description 50
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 42
- 238000001914 filtration Methods 0.000 claims abstract description 34
- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 33
- 230000003647 oxidation Effects 0.000 claims abstract description 26
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 26
- 238000007872 degassing Methods 0.000 claims abstract description 25
- 239000000356 contaminant Substances 0.000 claims abstract description 24
- 239000000126 substance Substances 0.000 claims abstract description 20
- 150000003839 salts Chemical class 0.000 claims abstract description 17
- 238000002203 pretreatment Methods 0.000 claims abstract description 14
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000004064 recycling Methods 0.000 claims abstract description 6
- 230000001590 oxidative effect Effects 0.000 claims abstract description 4
- 239000007800 oxidant agent Substances 0.000 claims description 18
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 12
- 239000008234 soft water Substances 0.000 claims description 12
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 230000001939 inductive effect Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 230000003134 recirculating effect Effects 0.000 claims description 2
- 238000009285 membrane fouling Methods 0.000 abstract description 10
- 238000011084 recovery Methods 0.000 abstract description 5
- 239000012141 concentrate Substances 0.000 abstract 1
- 230000008901 benefit Effects 0.000 description 7
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000010865 sewage Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000012267 brine Substances 0.000 description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 150000004676 glycans Chemical class 0.000 description 1
- QWPPOHNGKGFGJK-UHFFFAOYSA-N hypochlorous acid Chemical compound ClO QWPPOHNGKGFGJK-UHFFFAOYSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 230000003211 malignant effect Effects 0.000 description 1
- 238000001471 micro-filtration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000006864 oxidative decomposition reaction Methods 0.000 description 1
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- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
- A61L2/18—Liquid substances or solutions comprising solids or dissolved gases
- A61L2/183—Ozone dissolved in a liquid
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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
- C02F9/00—Multistage treatment of water, waste water or sewage
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/025—Reverse osmosis; Hyperfiltration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/145—Ultrafiltration
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- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
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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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by 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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
Description
도 1은 일실시예의 공정도.
20 : 오존 탈기조 30 : 생물막여과필터
40 : 한외 여과막 50 : 역삼투막
60 : 연수 처리장치 70 : 전기 분해장치
100 : 고도 산화단계 110 : 주입단계
200 : 오존 탈기단계 300 : 생물막 여과단계
400 : 한외 여과단계 500 : 역삼투압 처리단계
600 : 연수 처리단계 700 : 전기 분해단계
800 : 공급단계
Claims (8)
- 원수에 대하여 난분해성 오염물질을 제거하고, 소독하도록 고도 산화장치(10)에 투입하는 고도 산화단계(100);
상기 고도 산화단계(100)에서 배출된 처리수에 대하여 잔류 오존을 제거하도록, 오존 탈기조(20)에 투입하는 오존 탈기단계(200);
상기 오존 탈기단계(200)에서 배출된 처리수에 대하여 질산성 질소를 제거하도록, 생물막여과필터(30)로 투입하는 생물막 여과단계(300);
상기 생물막 여과단계(300)에서 배출된 처리수에 대하여 오염물질을 제거하도록 한외 여과막(40)에 투입하는 한외 여과단계(400);
상기 한외 여과단계(400)에서 배출된 처리수에 대하여 이온성 유해물질을 제거하도록 역삼투막(50)에 투입하는 역삼투압 처리단계(500);
상기 역삼투압 처리단계(500)에서 배출된 처리수를 용수로 공급하는 공급단계(800);
상기 한외 여과단계(400) 및 역삼투압 처리단계(500)에서 발생한 농축수에 대하여 염분을 제거하도록, 전기 분해장치(70)에 투입하는 전기 분해단계(700);
상기 전기 분해단계(700)에서 배출된 처리수에 대하여 상기 고도 산화단계(100) 내지 역삼투압 처리단계(500)가 이루어지는 재순환단계;를
포함하는 것을 특징으로 하는 막여과 공정의 전처리 방법. - 제 1항에 있어서,
상기 고도 산화단계(100)는
상기 고도 산화장치(10)에 오존 및 과산화수소를 주입하는 주입단계(110);를
더 포함하는 것을 특징으로 하는 막여과 공정의 전처리 방법. - 제 1항에 있어서,
상기 전기 분해단계(700)는
상기 한외 여과단계(400) 및 역삼투압 처리단계(500)에서 발생한 농축수를 pH 6 이하로 하여 전기 분해하는 것을 특징으로 하는 막여과 공정의 전처리 방법. - 제 1항에 있어서,
상기 전기 분해단계(700) 이전에,
상기 한외 여과단계(400) 및 역삼투압 처리단계(500)에서 발생한 농축수에 대하여 경도 유발물질을 제거하도록, 연수 처리장치(60)에 투입하는 연수 처리단계(600);를
더 포함하는 것을 특징으로 하는 막여과 공정의 전처리 방법. - 제 1항에 있어서,
상기 생물막 여과단계(300)는
상기 생물막여과필터(30)에 들어있는 입상여재를 이용하여 이루어지며,
상기 입상여재는 활성탄 또는 부유성 PE여재 중 어느 하나를 사용하는 것을 특징으로 하는 막여과 공정의 전처리 방법. - 제 1항 내지 5항 중 어느 한 항의 막여과 공정의 전처리 방법을 이용한 막여과 공정의 전처리 시스템으로서,
원수에 대하여 난분해성 오염물질을 제거하고 소독하도록 형성된 고도 산화장치(10);
상기 고도 산화장치(10)에서 배출된 처리수에 대하여 잔류 오존을 제거하도록 형성된 오존 탈기조(20);
상기 오존 탈기조(20)에서 배출된 처리수에 대하여 질산성 질소를 제거하도록 형성된 생물막여과필터(30);
상기 생물막여과필터(30)에서 배출된 처리수에 대하여 오염물질을 제거하도록 형성된 한외 여과막(40);
상기 한외 여과막(40)에서 배출된 처리수에 대하여 이온성 유해물질을 제거하도록 형성된 역삼투막(50);
상기 역삼투막(50)에서 배출된 처리수를 용수로 공급하는 공급부(80);
상기 한외 여과막(40) 및 역삼투막(50)에서 발생한 농축수에 대하여 염분을 제거하도록 형성된 전기 분해장치(70);
상기 전기 분해장치(70)에서 배출된 처리수를 상기 고도 산화장치(10)에 투입하여 재순환하는 재순환부;를
포함하는 것을 특징으로 하는 막여과 공정의 전처리 시스템. - 제 6항에 있어서,
상기 고도 산화장치(10)의 내부에 오존 및 과산화수소를 주입하는 주입부(11);를
더 포함하는 것을 특징으로 하는 막여과 공정의 전처리 시스템. - 제 6항에 있어서,
상기 한외 여과막(40) 및 역삼투막(50)에서 발생한 농축수에 대하여 경도 유발물질을 제거하도록 형성된 연수 처리장치(60);를
더 포함하는 것을 특징으로 하는 막여과 공정의 전처리 시스템.
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Cited By (12)
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CN107344806A (zh) * | 2017-09-05 | 2017-11-14 | 博天环境集团股份有限公司 | 一种煤制油ro浓水处理系统及其处理方法 |
CN108623085A (zh) * | 2017-03-18 | 2018-10-09 | 深圳市深水生态环境技术有限公司 | 一种高氮有机废水膜滤浓缩液深度处理系统及方法 |
CN108862768A (zh) * | 2018-07-04 | 2018-11-23 | 四川中物环保科技有限公司 | 一种矿井水资源化处理方法 |
CN109110941A (zh) * | 2018-08-16 | 2019-01-01 | 哈尔滨工业大学 | 二级出水深度处理的多介质过滤再生一体化装置和方法 |
KR20190032919A (ko) | 2017-09-20 | 2019-03-28 | 한국지역난방공사 | 전오존 처리를 적용한 수처리 장치 및 공법 |
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WO2023069350A1 (en) * | 2021-10-21 | 2023-04-27 | Siemens Energy, Inc. | Enhanced electro-oxidation system |
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CN108623085A (zh) * | 2017-03-18 | 2018-10-09 | 深圳市深水生态环境技术有限公司 | 一种高氮有机废水膜滤浓缩液深度处理系统及方法 |
CN107344806A (zh) * | 2017-09-05 | 2017-11-14 | 博天环境集团股份有限公司 | 一种煤制油ro浓水处理系统及其处理方法 |
CN107344806B (zh) * | 2017-09-05 | 2023-10-27 | 博天环境集团股份有限公司 | 一种煤制油ro浓水处理系统及其处理方法 |
KR20190032919A (ko) | 2017-09-20 | 2019-03-28 | 한국지역난방공사 | 전오존 처리를 적용한 수처리 장치 및 공법 |
CN108862768A (zh) * | 2018-07-04 | 2018-11-23 | 四川中物环保科技有限公司 | 一种矿井水资源化处理方法 |
CN109110941B (zh) * | 2018-08-16 | 2021-07-02 | 哈尔滨工业大学 | 二级出水深度处理的多介质过滤再生一体化装置和方法 |
CN109110941A (zh) * | 2018-08-16 | 2019-01-01 | 哈尔滨工业大学 | 二级出水深度处理的多介质过滤再生一体化装置和方法 |
CN109928555A (zh) * | 2019-04-22 | 2019-06-25 | 湖南大学 | 一种多用途的电化学/纳滤循环水处理装置和应用 |
CN110697933A (zh) * | 2019-10-11 | 2020-01-17 | 江南大学 | 一种控制卤代消毒副产物含量的方法 |
CN112028348A (zh) * | 2020-08-18 | 2020-12-04 | 北京禹涛环境工程有限公司 | 一种高盐废水的零排放处理方法及装置 |
CN112028348B (zh) * | 2020-08-18 | 2022-08-02 | 北京禹涛环境工程有限公司 | 一种高盐废水的零排放处理方法及装置 |
CN116615393A (zh) * | 2020-12-17 | 2023-08-18 | 安克信水技术公司 | 用于通过膜过滤和电化学氧化的废水处理的方法和系统 |
WO2023069350A1 (en) * | 2021-10-21 | 2023-04-27 | Siemens Energy, Inc. | Enhanced electro-oxidation system |
CN119191602A (zh) * | 2024-09-25 | 2024-12-27 | 安徽华尔泰化工股份有限公司 | 一种硝基废水的处理方法及系统 |
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