KR100569649B1 - 난분해성 불소함유 폐수 처리 시스템 - Google Patents
난분해성 불소함유 폐수 처리 시스템 Download PDFInfo
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- KR100569649B1 KR100569649B1 KR1020050133209A KR20050133209A KR100569649B1 KR 100569649 B1 KR100569649 B1 KR 100569649B1 KR 1020050133209 A KR1020050133209 A KR 1020050133209A KR 20050133209 A KR20050133209 A KR 20050133209A KR 100569649 B1 KR100569649 B1 KR 100569649B1
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- fluorine
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- pressure reactor
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- 239000011737 fluorine Substances 0.000 title claims abstract description 130
- 229910052731 fluorine Inorganic materials 0.000 title claims abstract description 130
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 title claims abstract description 127
- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 21
- 239000002351 wastewater Substances 0.000 claims abstract description 126
- 239000000126 substance Substances 0.000 claims abstract description 56
- 238000000034 method Methods 0.000 claims abstract description 43
- 150000002222 fluorine compounds Chemical class 0.000 claims abstract description 34
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims abstract description 29
- 229910001634 calcium fluoride Inorganic materials 0.000 claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000002347 injection Methods 0.000 claims abstract description 19
- 239000007924 injection Substances 0.000 claims abstract description 19
- 238000006243 chemical reaction Methods 0.000 claims abstract description 16
- 238000012546 transfer Methods 0.000 claims abstract description 16
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000010793 Steam injection (oil industry) Methods 0.000 claims abstract description 12
- 238000004062 sedimentation Methods 0.000 claims abstract description 9
- 238000000926 separation method Methods 0.000 claims abstract description 8
- 238000000354 decomposition reaction Methods 0.000 claims abstract description 7
- 238000003756 stirring Methods 0.000 claims abstract description 4
- 238000002156 mixing Methods 0.000 claims description 33
- 159000000007 calcium salts Chemical group 0.000 claims description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 14
- 150000002505 iron Chemical class 0.000 claims description 10
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 7
- 229910052796 boron Inorganic materials 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 238000000975 co-precipitation Methods 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 5
- 229920000642 polymer Polymers 0.000 claims description 5
- 230000002378 acidificating effect Effects 0.000 claims description 4
- 230000003301 hydrolyzing effect Effects 0.000 claims description 4
- 150000002500 ions Chemical class 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 238000005345 coagulation Methods 0.000 claims description 3
- 230000015271 coagulation Effects 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 229960004887 ferric hydroxide Drugs 0.000 claims description 3
- IEECXTSVVFWGSE-UHFFFAOYSA-M iron(3+);oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Fe+3] IEECXTSVVFWGSE-UHFFFAOYSA-M 0.000 claims description 3
- 229920006318 anionic polymer Polymers 0.000 claims description 2
- 230000001112 coagulating effect Effects 0.000 claims description 2
- 238000006460 hydrolysis reaction Methods 0.000 abstract description 12
- 230000007062 hydrolysis Effects 0.000 abstract description 11
- 150000001875 compounds Chemical class 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000012545 processing Methods 0.000 abstract description 3
- 239000010802 sludge Substances 0.000 description 10
- 239000011575 calcium Substances 0.000 description 7
- -1 stainless Substances 0.000 description 7
- 239000003814 drug Substances 0.000 description 5
- 238000005086 pumping Methods 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 3
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 229940079593 drug Drugs 0.000 description 3
- 229910001447 ferric ion Inorganic materials 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 229910004261 CaF 2 Inorganic materials 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- RPJKYODNJDVOOO-UHFFFAOYSA-N [B].F Chemical compound [B].F RPJKYODNJDVOOO-UHFFFAOYSA-N 0.000 description 1
- 229940037003 alum Drugs 0.000 description 1
- AMVQGJHFDJVOOB-UHFFFAOYSA-H aluminium sulfate octadecahydrate Chemical compound O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O AMVQGJHFDJVOOB-UHFFFAOYSA-H 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 238000003682 fluorination reaction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003295 industrial effluent Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229920000831 ionic polymer Polymers 0.000 description 1
- 159000000014 iron salts Chemical class 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000010517 secondary reaction Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/025—Thermal hydrolysis
-
- 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
- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
-
- 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
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- 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
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- 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
- C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
- C02F1/583—Treatment of water, waste water, or sewage by removing specified dissolved compounds by removing fluoride or fluorine compounds
-
- 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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- 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
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/12—Halogens or halogen-containing compounds
-
- 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
- C02F2209/02—Temperature
-
- 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
- C02F2209/03—Pressure
-
- 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
- C02F2209/06—Controlling or monitoring parameters in water treatment pH
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Removal Of Specific Substances (AREA)
Abstract
Description
Claims (5)
- 난분해성 불소함유 폐수를 집수하는 집수조와, 상기 집수조를 거친 폐수가 불소처리제와 반응하여 불화칼슘으로 고형화되는 제1 반응조와, 상기 제1 반응조를 거친 폐수와 불화칼슘을 응집침전하여 분리하는 제1 침강조를 포함하여 구성하는 제1 공정과;상기 제1 공정을 통과한 폐수 중의 난분해성 불소 화합물이 가수분해되는 고온고압 반응기와, 상기 고온고압 반응기를 거친 폐수와 함께 불소처리제를 첨가하여 고온고압 반응기에서 가수분해된 불소를 불화칼슘으로 고형화하는 제2 반응조와, 상기 제2 반응조를 거친 폐수와 불화칼슘을 응집침전하여 고액분리하는 제2 침강조를 포함하여 구성하는 제2 공정으로 이루어지고;상기 불소처리제는 칼슘염, Fe이온을 함유한 철염, pH조절 산성약품, Polymer(강음이온성 고분자 응집제)로서 폐수 중의 불소는 상기 칼슘염과 반응하여 불화칼슘을 형성하고, 상기 철염에 의해 생성된 수산화 제2철과 상기 불화칼슘이 공침효과를 일으키는 것을 특징으로 하는 난분해성 불소함유 폐수 처리 시스템.
- 제 1항에 있어서,상기 난분해성 불소 화합물은 붕불화수소산(HBF4)으로 상기 BF4는 제2 공정의 고온고압 반응기에서 가수분해되어 붕소와 불소로 분리되고, 상기 분리된 불소 는 칼슘염에 의해 불화칼슘의 형태로 고정처리되는 것을 특징으로 하는 난분해성 불소함유 폐수 처리 시스템.
- 제 1항 또는 제 2항에 있어서,상기 고온고압 반응기는 제1 공정을 거친 난분해성 불소함유 폐수를 이송하는 폐수이송관과, 고압의 공기를 주입하는 공기주입관과, 뜨거운 스팀을 주입하는 스팀주입관과 연통되고;상기 고온고압 반응기 내부의 불소함유 폐수를 혼합하는 교반장치와;상기 고온고압 반응기 내부의 온도, pH, 압력을 측정하는 검침계와;상기 고온고압 반응기의 일측에 공간을 형성하고 반응기 내부 수면과 동일수면을 가지는 높이의 월류벽과;상기 월류벽을 월류한 처리수를 배출하기 위한 배출관을 포함해 구성하고;상기 제1 공정을 거친 폐수를 이송하는 폐수이송관과 상기 고온고압 반응기의 배출관 사이의 열교환이 일어나는 열교환기와;상기 열교환기를 통과한 폐수이송관과 상기 스팀주입관이 연통되어 폐수와 뜨거운 스팀이 혼합되는 벤츄리관 형상의 스팀혼합부와;상기 스팀혼합부를 통과한 폐수이송관과 pH조절 및 난분해성 불소물질의 분해효율을 높이기 위한 약품을 주입하는 약품주입관이 연통되어 폐수와 약품이 혼합되는 약품혼합부를 상기 고온고압 반응기의 외부에 포함하여 구성하는 것을 특징으로 하는 난분해성 불소함유 폐수 처리 시스템.
- 제 3항에 있어서,상기 고온고압 반응기의 pH는 3∼4 사이이고, 상기 고온고압 반응기의 압력은 1.5㎏/㎠∼3㎏/㎠이며, 상기 고온고압 반응기 내의 온도는 110∼130℃인 것을 특징으로 하는 난분해성 불소함유 폐수 처리 시스템.
- 제 3항에 있어서,상기 고온고압 반응기의 약품 혼합부는 내주면이 나선형의 홈을 형성한 관으로 폐수가 상기 나선형의 홈을 따라 이동하면서 상기 약품주입관을 통해 주입된 약품과 혼합되어 폐수의 pH를 조절하는 것을 특징으로 하는 난분해성 불소함유 폐수 처리 시스템.
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KR100569649B1 true KR100569649B1 (ko) | 2006-04-10 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101273168B1 (ko) * | 2011-06-21 | 2013-06-17 | 주식회사 이코니 | 불소화합물 함유수 처리방법 |
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CN115594280A (zh) * | 2022-11-08 | 2023-01-13 | 苏州淡林环境科技有限公司(Cn) | 一种含氟磺酸根废水预处理工艺 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2000033386A (ja) | 1998-07-15 | 2000-02-02 | Nec Environment Eng Ltd | フッ素含有排水の処理方法とその装置 |
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JP2000033386A (ja) | 1998-07-15 | 2000-02-02 | Nec Environment Eng Ltd | フッ素含有排水の処理方法とその装置 |
Cited By (1)
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KR101273168B1 (ko) * | 2011-06-21 | 2013-06-17 | 주식회사 이코니 | 불소화합물 함유수 처리방법 |
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