KR20170119950A - 하폐수의 고도처리장치 및 방법 - Google Patents
하폐수의 고도처리장치 및 방법 Download PDFInfo
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- KR20170119950A KR20170119950A KR1020160048293A KR20160048293A KR20170119950A KR 20170119950 A KR20170119950 A KR 20170119950A KR 1020160048293 A KR1020160048293 A KR 1020160048293A KR 20160048293 A KR20160048293 A KR 20160048293A KR 20170119950 A KR20170119950 A KR 20170119950A
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- 238000000034 method Methods 0.000 title claims abstract description 50
- 238000004065 wastewater treatment Methods 0.000 title claims description 19
- 239000002351 wastewater Substances 0.000 claims abstract description 85
- 238000006243 chemical reaction Methods 0.000 claims description 51
- 239000010802 sludge Substances 0.000 claims description 47
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 39
- 239000012528 membrane Substances 0.000 claims description 36
- 238000000926 separation method Methods 0.000 claims description 33
- 239000002002 slurry Substances 0.000 claims description 14
- 238000007872 degassing Methods 0.000 claims description 13
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 13
- 230000003381 solubilizing effect Effects 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000004062 sedimentation Methods 0.000 claims description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 18
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 9
- 238000005189 flocculation Methods 0.000 abstract description 3
- 230000016615 flocculation Effects 0.000 abstract description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 6
- 229910052698 phosphorus Inorganic materials 0.000 description 6
- 239000011574 phosphorus Substances 0.000 description 6
- 239000000701 coagulant Substances 0.000 description 5
- 244000005700 microbiome Species 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012851 eutrophication Methods 0.000 description 2
- 235000015097 nutrients Nutrition 0.000 description 2
- 230000007928 solubilization Effects 0.000 description 2
- 238000005063 solubilization Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 101710121933 Prolactin-3B1 Proteins 0.000 description 1
- JBBYCBXVYZDRPE-PSXMRANNSA-N [(2r)-2-[12-(2-azido-4-nitroanilino)dodecanoyloxy]-3-tetradecanoyloxypropyl] 2-(trimethylazaniumyl)ethyl phosphate Chemical compound CCCCCCCCCCCCCC(=O)OC[C@H](COP([O-])(=O)OCC[N+](C)(C)C)OC(=O)CCCCCCCCCCCNC1=CC=C([N+]([O-])=O)C=C1N=[N+]=[N-] JBBYCBXVYZDRPE-PSXMRANNSA-N 0.000 description 1
- 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 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 239000010840 domestic wastewater Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000012388 gravitational sedimentation Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 231100001240 inorganic pollutant Toxicity 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000005374 membrane filtration Methods 0.000 description 1
- 238000009285 membrane fouling Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1205—Particular type of activated sludge processes
- C02F3/1215—Combinations of activated sludge treatment with precipitation, flocculation, coagulation and separation of phosphates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
- B01D21/0048—Plurality of plates inclined in alternating directions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/91—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with propellers
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- B01F7/22—
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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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
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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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1268—Membrane bioreactor systems
- C02F3/1273—Submerged membrane bioreactors
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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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1278—Provisions for mixing or aeration of the mixed liquor
- C02F3/1284—Mixing devices
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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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
- C02F3/302—Nitrification and denitrification treatment
- C02F3/305—Nitrification and denitrification treatment characterised by the denitrification
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/105—Phosphorus compounds
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
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Abstract
Description
도 2는 본 발명의 일실시예에 따른 하폐수의 고도처리장치에 설치된 각 조의 배치를 설명하기 위한 개략적인 평면도이다.
도 3은 본 발명의 일실시예에 따른 하폐수의 고도처리장치에 설치된 각 조의 높이를 설명하기 위한 개략적인 단면도이다.
12: 교반기 14: 임펠러
20a, 20b: 반응조 22: 제2관통구
24: 가성소다탱크 26: 응집제탱크
30: 경사판침전조 32: 경사판
40: 막분리조 42: 위어
44: 막분리기
Claims (15)
- 폐수가 유입되는 탈기무산소조;
상기 탈기무산소조에서 처리된 폐수가 유입되는 복수의 반응조;
상기 반응조와 연결되는 경사판침전조; 및
상기 경사판 침전조에서 처리된 폐수가 유입되는 막분리조; 를 포함하는
하폐수의 고도처리장치.
- 제 1 항에 있어서,
상기 탈기무산소조와 상기 반응조는 제 1 분리부를 사이에 두고 접하여 배치되고,
상기 반응조와 상기 경사판침전조는 제 2 분리부를 사이에 두고 접하여 배치되며,
상기 경사판침전조와 상기 막분리조는 제 3 분리부를 사이에 두고 접하여 배치는 것인
하폐수의 고도처리장치.
- 제 2 항에 있어서,
상기 제 1 분리부는 하부에 개방된 제1관통구를 포함하고, 상기 제 2 분리부는 하부에 개방된 제2관통구를 포함하는 것인
하폐수의 고도처리장치.
- 제 1항에 있어서,
상기 탈기무산소조는 상기 제1관통구 높이보다 낮은 위치에 형성되는 교반기를 포함하는 것인
하폐수의 고도처리장치.
- 제 1항에 있어서,
상기 경사판침전조와 상기 막분리조 사이에 배치되는 상기 제 3 분리부는 상기 경사판침전조의 폐수가 월류할 수 있도록 폐수의 수면보다 낮게 구비되는 위어부를 포함하는 것인
하폐수의 고도처리장치.
- 제 1항에 있어서,
상기 경사판침전조의 슬러리를 상기 반응조로 반송하는 제 1반송수단을 포함하는 것인
하폐수의 고도처리장치.
- 제 1항에 있어서,
상기 막분리조의 활성슬러리를 상기 탈기무산소조로 반송하는 제 2반송수단을 포함하는 것인
하폐수의 고도처리장치.
- 제 6항에 있어서,
상기 제 1반송수단은 활성슬러리를 수용하는 활성슬러리 수용부와 연결되는 것인
하폐수의 고도처리장치.
- 제 8항에 있어서,
상기 활성슬러리 수용부는 가성소다 및 응집제 저장부와 연결되는 것인
하폐수의 고도처리장치.
- 폐수가 탈기무산소조로 유입되는 단계;
상기 탈기무산소조의 폐수가 반응조로 유입되는 단계;
상기 반응조의 폐수가 경사판침전조로 유입되는 단계; 및
상기 경사판침전조의 폐수가 막분리조로 유입되는 단계;를 포함하는
제1항에 의한 하폐수고도처리장치를 이용한 하폐수의 고도처리방법.
- 제 10 항에 있어서,
상기 경사판침전조의 활성슬러지를 상기 반응조로 반송하는 단계를 더 포함하는 것인
하폐수고도처리장치를 이용한 하폐수의 고도처리방법.
- 제 10 항에 있어서,
상기 막분리조의 활성슬러지를 탈기무산소로 반송하는 단계; 를 더 포함하는 것인
하폐수고도처리장치를 이용한 하폐수의 고도처리방법.
- 제 11 항에 있어서,
상기 경사판침전조의 활성슬러지를 반응조로 반송하는 단계에서는 상기 경사판침전조의 활성슬러지를 가용화하는 단계를 포함하는 것인
하폐수의 고도처리 방법.
- 제 13 항에 있어서,
상기 활성슬러지는 가용화하는 단계에서는 활성슬러지를 수용하는 활성슬러리 수용부를 감압시켜 가용화하는 것인
하폐수의 고도처리 방법.
- 제 14 항에 있어서,
상기 활성슬러지는 가용화하는 단계에서는 활성슬러리에 가성소다 및 응집제가 주입되는 것인
하폐수의 고도처리 방법.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20220136670A (ko) | 2021-04-01 | 2022-10-11 | 주식회사 경호엔지니어링 종합건축사사무소 | 하폐수 고도처리에서 수두차를 이용한 무동력 공기공급 장치 |
CN115382429A (zh) * | 2022-08-26 | 2022-11-25 | 马平平 | 一种旋风分离水处理装置及水处理方法 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20220136670A (ko) | 2021-04-01 | 2022-10-11 | 주식회사 경호엔지니어링 종합건축사사무소 | 하폐수 고도처리에서 수두차를 이용한 무동력 공기공급 장치 |
CN115382429A (zh) * | 2022-08-26 | 2022-11-25 | 马平平 | 一种旋风分离水处理装置及水处理方法 |
CN115382429B (zh) * | 2022-08-26 | 2023-12-19 | 锦州鑫泰基精细化工有限公司 | 一种旋风分离水处理装置及水处理方法 |
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