KR102015090B1 - 배수 처리 방법 및 배수 처리 시스템 - Google Patents
배수 처리 방법 및 배수 처리 시스템 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 67
- 239000007787 solid Substances 0.000 claims abstract description 56
- 238000004065 wastewater treatment Methods 0.000 claims abstract description 37
- 238000007885 magnetic separation Methods 0.000 claims abstract description 33
- 238000000926 separation method Methods 0.000 claims abstract description 18
- 238000005406 washing Methods 0.000 claims abstract description 12
- 239000004615 ingredient Substances 0.000 claims abstract description 9
- 239000002351 wastewater Substances 0.000 claims description 31
- 238000012545 processing Methods 0.000 claims description 18
- 230000001954 sterilising effect Effects 0.000 claims description 18
- 238000004659 sterilization and disinfection Methods 0.000 claims description 17
- 238000005259 measurement Methods 0.000 claims description 15
- 238000005189 flocculation Methods 0.000 claims description 14
- 239000006247 magnetic powder Substances 0.000 claims description 14
- 230000016615 flocculation Effects 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 12
- 239000000701 coagulant Substances 0.000 claims description 4
- 239000003657 drainage water Substances 0.000 claims description 4
- 230000008569 process Effects 0.000 description 14
- 239000010802 sludge Substances 0.000 description 14
- 244000005700 microbiome Species 0.000 description 11
- 230000001276 controlling effect Effects 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
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- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 5
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 5
- 229910052801 chlorine Inorganic materials 0.000 description 5
- 239000000460 chlorine Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
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- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- 230000008859 change Effects 0.000 description 2
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- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000002612 dispersion medium Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
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- 238000005374 membrane filtration Methods 0.000 description 2
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- 229910001172 neodymium magnet Inorganic materials 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000012958 reprocessing Methods 0.000 description 2
- 239000006228 supernatant Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241000588724 Escherichia coli Species 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
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- 239000003513 alkali Substances 0.000 description 1
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
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- 229910000423 chromium oxide Inorganic materials 0.000 description 1
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- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
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- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
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- 150000003839 salts Chemical class 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
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Abstract
스크러버(10)에 있어서 배기가스와 스크러버 세정수를 접촉시켜 이루어지는 스크러버 배수에, 밸러스트 배수를, 부유물질 농도 또는 탁도가 일정해지도록 혼합하는 혼합 공정과, 상기 혼합된 배수에 자성분(磁性粉)을 첨가하는 처리 공정과, 상기 처리 공정에서 얻어진 자성 플록(floc)을 자기(磁氣) 분리하는 분리 공정을 포함하는 배수 처리 방법, 및 스크러버에 있어서 배기가스와 스크러버 세정수를 접촉시켜 이루어지는 스크러버 배수에, 밸러스트 배수를 부유물질 농도가 일정해지도록 혼합하는 혼합 장치(3)와, 상기 혼합 장치에서 얻어진 혼합 배수에 자성분을 첨가하는 자성분 첨가 장치(4)와, 상기 자성분 첨가 장치에서 얻어진 자성 플록을 자기 분리하는 자기 분리 장치(5)를 구비하는, 배수 처리 시스템을 제공한다.
Description
도 2는, 본 발명의 제2 실시형태에 의한 배수 처리 방법 및 시스템을 나타낸 개념도이다.
도 3은, 실험예 1에 의한, 처리 시간과 시험용 배수의 탁도의 관계를 나타낸 그래프이다.
도 4는, 실험예 1에 의한, 처리 시간과 시험용 배수의 생균수의 관계를 나타낸 그래프이다.
도 5는, 실험예 2에 의한, 처리 시간과 자성 플록의 평균 입자 직경의 관계를 나타낸 그래프이다.
10 : 스크러버
2 : 밸러스트 배수
3 : 혼합 장치
31 : 조절 밸브
32 : 조절 밸브
33 : 부유물질 농도 측정 장치
34 : 제어 장치
4 : 자성분 첨가 장치
41 : 처리조
42 : 자성분 첨가 펌프
43 : 자성분 저류조
44: 교반 장치
5 : 자기 분리 장치
61 : 응집제 첨가 장치(펌프)
62 : 응집제 저류조
63 : 자장 인가 장치
Claims (16)
- 스크러버(10)에 있어서 배기가스와 스크러버 세정수를 접촉시켜 이루어지는 스크러버 배수에, 밸러스트 배수를, 부유물질 농도 또는 탁도가 일정해지도록 혼합하는 혼합 공정과,
상기 혼합된 배수에 자성분(磁性粉)을 첨가하는 처리 공정과,
상기 처리 공정에서 얻어진 자성 플록을 자기(磁氣) 분리하는 분리 공정
을 포함하는, 배수 처리 방법. - 제1항에 있어서,
상기 혼합 공정이, 상기 스크러버 배수 중의 부유물질 농도 혹은 상기 혼합된 배수 중의 부유물질 농도를 측정하는 측정 공정과, 상기 측정 공정에 의한 측정 결과에 따라 상기 밸러스트 배수와 스크러버 배수와의 혼합비를 제어하는 제어 공정을 포함하는, 배수 처리 방법. - 제1항에 있어서,
상기 혼합 공정이, 상기 스크러버 배수 중의 탁도 혹은 상기 혼합된 배수 중의 탁도를 측정하는 측정 공정과, 상기 측정 공정에 의한 측정 결과에 따라 상기 밸러스트 배수와 상기 스크러버 배수와의 혼합비를 제어하는 제어 공정을 포함하는, 배수 처리 방법. - 제1항 내지 제3항 중 어느 한 항에 있어서,
상기 처리 공정에서 얻어진 자성 플록에, 응집제를 첨가하는 응집 공정을 더 포함하고, 응집 공정에서 얻어진 자성 플록을 자기 분리하는, 배수 처리 방법. - 제1항 또는 제2항에 있어서,
상기 자성 플록에 자장(磁場)을 인가(印加)하는 자장 인가 공정을 더 포함하는, 배수 처리 방법. - 제1항 또는 제2항에 있어서,
상기 분리 공정에서 상기 자성 플록을 분리한 후의 처리된 물에 살균 처리를 행하는 살균 공정을 더 포함하는, 배수 처리 방법. - 제1항 또는 제2항에 있어서,
상기 분리 공정에서 상기 자성 플록을 분리한 후의 처리된 물을, 상기 스크러버 배수에 순환시키는 공정을 더 포함하는, 배수 처리 방법. - 제1항 또는 제2항에 있어서,
상기 분리 공정에서 상기 자성 플록을 분리한 후의 처리된 물을, 상기 스크러버 배수를 저류(貯留)하는 스크러버 배수조(1)로 반송(返送)하는 공정과, 상기 스크러버 배수조(1)의 배수를 상기 스크러버에 순환시키는 공정을 더 포함하는, 배수 처리 방법. - 스크러버(10)에 있어서 배기가스와 스크러버 세정수를 접촉시켜 이루어지는 스크러버 배수에, 밸러스트 배수를 부유물질 농도 또는 탁도가 일정해지도록 혼합하는 혼합 장치(3)와,
상기 혼합 장치(3)에서 얻어진 혼합 배수에 자성분을 첨가하는 자성분 첨가 장치(4)와,
상기 자성분 첨가 장치(4)에서 얻어진 자성 플록을 자기 분리하는 자기 분리 장치(5)
를 구비하는, 배수 처리 시스템. - 제9항에 있어서,
상기 혼합 장치(3)가, 상기 스크러버 배수 중의 부유물질 농도 혹은 상기 혼합된 배수 중의 부유물질 농도 또는 탁도를 측정하는 측정 장치(33)와, 상기 측정 장치(33)에 의한 측정 결과에 따라 상기 밸러스트 배수와 스크러버 배수와의 혼합비를 제어하는 제어 장치(34)를 포함하는, 배수 처리 시스템. - 제9항 또는 제10항에 있어서,
상기 자성분 첨가 장치(4)에서 얻어진 자성 플록에, 응집제를 첨가하는 응집제 첨가 장치(61)를 더 구비하는, 배수 처리 시스템. - 제9항 또는 제10항에 있어서,
상기 자성분 첨가 장치(4)가, 자성분이 첨가되는 처리조(41)를 구비하고, 상기 처리조(41)가 교반 장치(44)를 구비하는, 배수 처리 시스템. - 제11항에 있어서,
상기 자성분 첨가 장치(4)가, 자성분이 첨가되는 처리조(41)를 구비하고, 상기 응집제 첨가 장치(61)가, 응집제가 첨가되는 상기 처리조(41)와는 독립된 응집조를 구비하고, 상기 처리조(41) 및/또는 상기 응집조가 교반 장치를 구비하는, 배수 처리 시스템. - 제9항 또는 제10항에 있어서,
자성분을 첨가한 후의 배수에 자장을 인가하는 자장 인가 장치(63)를 더 구비하는, 배수 처리 시스템. - 제9항 또는 제10항에 있어서,
상기 자기 분리 장치(5)에 의해 자성 플록을 분리한 후의 처리된 물에 살균 처리를 행하는 살균 장치를 더 포함하는, 배수 처리 시스템. - 제9항 또는 제10항에 있어서,
상기 자기 분리 장치(5)에 의해 상기 자성 플록을 분리한 후의 처리된 물을, 상기 스크러버(10)에 순환시키는 수단을 더 포함하는, 배수 처리 시스템.
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