KR20100027907A - 질소이온농도 연속측정장치를 이용한 외부탄소원 주입제어 시스템 - Google Patents
질소이온농도 연속측정장치를 이용한 외부탄소원 주입제어 시스템 Download PDFInfo
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- KR20100027907A KR20100027907A KR1020080087010A KR20080087010A KR20100027907A KR 20100027907 A KR20100027907 A KR 20100027907A KR 1020080087010 A KR1020080087010 A KR 1020080087010A KR 20080087010 A KR20080087010 A KR 20080087010A KR 20100027907 A KR20100027907 A KR 20100027907A
- Authority
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- Prior art keywords
- tank
- carbon source
- external carbon
- nitrogen
- ion concentration
- Prior art date
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 139
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 139
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 125
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 106
- 238000005259 measurement Methods 0.000 title abstract description 47
- 238000000034 method Methods 0.000 claims abstract description 121
- 238000002347 injection Methods 0.000 claims abstract description 113
- 239000007924 injection Substances 0.000 claims abstract description 113
- 230000008569 process Effects 0.000 claims abstract description 107
- -1 nitrogen ion Chemical class 0.000 claims abstract description 93
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims abstract description 89
- 239000010865 sewage Substances 0.000 claims abstract description 63
- 239000002699 waste material Substances 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 43
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 36
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 13
- 229910052717 sulfur Inorganic materials 0.000 claims description 13
- 239000011593 sulfur Substances 0.000 claims description 13
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 238000004062 sedimentation Methods 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 8
- 239000000243 solution Substances 0.000 claims description 8
- 239000010842 industrial wastewater Substances 0.000 claims description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 150000002894 organic compounds Chemical class 0.000 claims description 2
- 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 abstract description 40
- 150000002500 ions Chemical class 0.000 abstract description 29
- 238000005516 engineering process Methods 0.000 abstract description 8
- 238000004065 wastewater treatment Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 3
- 239000003814 drug Substances 0.000 abstract description 2
- 229940079593 drug Drugs 0.000 abstract description 2
- 239000010815 organic waste Substances 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 abstract description 2
- 239000002351 wastewater Substances 0.000 description 14
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 12
- 230000008859 change Effects 0.000 description 7
- 229910001873 dinitrogen Inorganic materials 0.000 description 6
- 238000001223 reverse osmosis Methods 0.000 description 6
- 239000010802 sludge Substances 0.000 description 6
- 230000032258 transport Effects 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 230000001651 autotrophic effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 235000015097 nutrients Nutrition 0.000 description 5
- 239000005416 organic matter Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 230000003321 amplification Effects 0.000 description 4
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 238000011020 pilot scale process Methods 0.000 description 3
- 150000003464 sulfur compounds Chemical class 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 2
- JVMRPSJZNHXORP-UHFFFAOYSA-N ON=O.ON=O.ON=O.N Chemical compound ON=O.ON=O.ON=O.N JVMRPSJZNHXORP-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 230000005686 electrostatic field Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- YDICRYIQNZFWHK-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH5+2] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH5+2] YDICRYIQNZFWHK-UHFFFAOYSA-N 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 239000010808 liquid waste Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000000896 monocarboxylic acid group Chemical group 0.000 description 1
- 230000001546 nitrifying effect Effects 0.000 description 1
- 229910017464 nitrogen compound Inorganic materials 0.000 description 1
- 150000002830 nitrogen compounds Chemical class 0.000 description 1
- 125000001477 organic nitrogen group Chemical group 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000005504 petroleum refining Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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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
-
- 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
- C02F1/5209—Regulation methods for flocculation or precipitation
-
- 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
-
- 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
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/04—Oxidation reduction potential [ORP]
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
Description
구 분 | A | B | C | D | E | F |
COD/N ratio | -a) | 1.5 | 2.0 | 2.5 | 1.5 | 2.0 |
Methanol supply | Constant | Control | ||||
a) no methanol injection. |
구 분 | Controlled COD/N ratio | TN concentration of effluent (mg/L) | Methanol dosage | |
(L/d) | (g/d) | |||
Constant supply of methanol | 2.0 | 7.0 | 0.486 | 384 |
Methanol supply control | 2.0 | 3.2 | 0.390 | 308 |
A | B | C | D | E | |
COD/N ratio | -a) | 2 | 2.5 | 2 | 2.5 |
Methanol supply | constant supply | methanol supply control | |||
a) no methanol injection. |
S/N ratio | TN concentration of effluent (mg/L) | SSC dosage (L/d) | |
SSC supply | 2.5 | 5.8 | 46.0 |
SSC supply control | 2.5 | 3.4 | 28.3 |
Claims (8)
- 무산소조와 호기조 및 침전조로 이루어지는 하수고도처리공정에 있어서,상기 무산소조에 외부탄소원을 주입하기 위해 질소이온농도 연속측정장치를 이용한 외부탄소원 주입제어 시스템을 적용한 것을 특징으로 하는 질소이온농도 연속측정장치를 이용한 외부탄소원 주입제어 시스템.
- 제 1항에 있어서,상기 질소이온농도 연속측정장치는 오염수 중의 질소이온농도를 연속적으로 측정하기 위한 측정부(A), 측정센서에서 발생하는 미세 전위를 증폭하는 전위계부(B), 전위계에서 발생하는 디지털 신호를 저장하는 데이터처리부(C)를 구비하는 것을 특징으로 하는 질소이온농도 연속측정장치를 이용한 외부탄소원 주입제어 시스템.
- 제 1항에 있어서,상기 하수고도처리공정은 바덴포(Bardenpho) 공정인 것을 특징으로 하는 질소이온농도 연속측정장치를 이용한 외부탄소원 주입제어 시스템.
- 제 3항에 있어서,상기 바덴포(Bardenpho) 공정은 측정조가 무산소 1조 전단계에 위치한 균등조, 호기 1조 및 침전조에 각각 설치되는 것을 특징으로 하는 질소이온농도 연속측정장치를 이용한 외부탄소원 주입제어 시스템.
- 제 3항에 있어서,상기 바덴포(Bardenpho) 공정은 측정조가 무산소 2조 전단계에 위치한 호기 1조 및 침전조에 각각 설치되는 것을 특징으로 하는 질소이온농도 연속측정장치를 이용한 외부탄소원 주입제어 시스템.
- 제 1항에 있어서,상기 하수고도처리공정은 MLE 공정인 것을 특징으로 하는 질소이온농도 연속측정장치를 이용한 외부탄소원 주입제어 시스템.
- 제 6항에 있어서,상기 MLE 공정은 측정조가 균등조 및 침전조에 각각 설치되는 것을 특징으로 하는 질소이온농도 연속측정장치를 이용한 외부탄소원 주입제어 시스템.
- 제 1항에 있어서,상기 외부탄소원은 메탄올, 아세테이트 또는 에탄올과 같은 유기화합물과 황함유 폐가성소다액의 산업폐수 등 무산소조에서 일어나는 탈질반응에 전자공여체로 작용할 수 있는 화합물을 포함하는 것을 특징으로 하는 질소이온농도 연속측정장치를 이용한 외부탄소원 주입제어 시스템.
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KR1020080087010A KR101066892B1 (ko) | 2008-09-03 | 2008-09-03 | 질소이온농도 연속측정장치를 이용한 외부탄소원 주입제어 장치 |
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KR1020080087010A KR101066892B1 (ko) | 2008-09-03 | 2008-09-03 | 질소이온농도 연속측정장치를 이용한 외부탄소원 주입제어 장치 |
Publications (2)
Publication Number | Publication Date |
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KR20100027907A true KR20100027907A (ko) | 2010-03-11 |
KR101066892B1 KR101066892B1 (ko) | 2011-09-27 |
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Cited By (1)
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CN106882906A (zh) * | 2017-03-22 | 2017-06-23 | 安徽新天安全环境科技有限公司 | 专用于工业污水的高效低耗脱氮处理方法 |
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KR101186859B1 (ko) | 2012-05-25 | 2012-10-02 | (주)으뜸산업 | 반응조별 반응조절조를 구비한 하수 및 오수고도처리 시스템 및 방법 |
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KR100923905B1 (ko) * | 2007-12-11 | 2009-10-28 | 부산대학교 산학협력단 | 오염수의 질소이온 연속 측정 시스템 |
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CN106882906A (zh) * | 2017-03-22 | 2017-06-23 | 安徽新天安全环境科技有限公司 | 专用于工业污水的高效低耗脱氮处理方法 |
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