KR20210035801A - 응집 침전 장치 및 그 기동 방법 - Google Patents

응집 침전 장치 및 그 기동 방법 Download PDF

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Publication number
KR20210035801A
KR20210035801A KR1020217000420A KR20217000420A KR20210035801A KR 20210035801 A KR20210035801 A KR 20210035801A KR 1020217000420 A KR1020217000420 A KR 1020217000420A KR 20217000420 A KR20217000420 A KR 20217000420A KR 20210035801 A KR20210035801 A KR 20210035801A
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KR
South Korea
Prior art keywords
coagulation
tank
sludge
sedimentation
flocculation
Prior art date
Application number
KR1020217000420A
Other languages
English (en)
Korean (ko)
Inventor
잇페이 다나카
Original Assignee
쿠리타 고교 가부시키가이샤
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 쿠리타 고교 가부시키가이샤 filed Critical 쿠리타 고교 가부시키가이샤
Publication of KR20210035801A publication Critical patent/KR20210035801A/ko

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    • 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
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/02—Settling tanks with single outlets for the separated liquid
    • 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
    • B01D21/02—Settling tanks with single outlets for the separated liquid
    • B01D21/04—Settling tanks with single outlets for the separated liquid with moving scrapers
    • B01D21/06—Settling tanks with single outlets for the separated liquid with moving scrapers with rotating scrapers
    • 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
    • B01D21/02—Settling tanks with single outlets for the separated liquid
    • B01D21/08—Settling tanks with single outlets for the separated liquid provided with flocculating compartments
    • 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
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • 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
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/2488—Feed or discharge mechanisms for settling tanks bringing about a partial recirculation of the liquid, e.g. for introducing chemical aids
    • 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
    • B01D21/26—Separation of sediment aided by centrifugal force or centripetal force
    • 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
    • B01D21/26—Separation of sediment aided by centrifugal force or centripetal force
    • B01D21/267—Separation of sediment aided by centrifugal force or centripetal force by using a cyclone
    • 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
    • B01D21/28—Mechanical auxiliary equipment for acceleration of sedimentation, e.g. by vibrators or the like
    • B01D21/286—Means for gentle agitation for enhancing flocculation
    • 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
    • B01D21/30—Control equipment
    • 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
    • B01D21/30—Control equipment
    • B01D21/305—Control of chemical properties of a component, e.g. control of pH
    • 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
    • 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
    • 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
    • C02F1/5227—Processes for facilitating the dissolution of solid flocculants in water

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (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)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
KR1020217000420A 2018-08-10 2019-07-03 응집 침전 장치 및 그 기동 방법 KR20210035801A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2018151718A JP7139771B2 (ja) 2018-08-10 2018-08-10 凝集沈殿装置及びその起動方法
JPJP-P-2018-151718 2018-08-10
PCT/JP2019/026497 WO2020031567A1 (ja) 2018-08-10 2019-07-03 凝集沈殿装置及びその起動方法

Publications (1)

Publication Number Publication Date
KR20210035801A true KR20210035801A (ko) 2021-04-01

Family

ID=69413756

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020217000420A KR20210035801A (ko) 2018-08-10 2019-07-03 응집 침전 장치 및 그 기동 방법

Country Status (3)

Country Link
JP (1) JP7139771B2 (ja)
KR (1) KR20210035801A (ja)
WO (1) WO2020031567A1 (ja)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000317220A (ja) 1999-05-12 2000-11-21 Japan Organo Co Ltd 凝集沈澱装置
JP2002355507A (ja) 2001-05-31 2002-12-10 Japan Organo Co Ltd 凝集沈澱装置およびその制御方法
JP2014237122A (ja) 2013-05-07 2014-12-18 新日鐵住金株式会社 凝集沈殿装置及び凝集沈殿方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7828976B2 (en) 2007-06-22 2010-11-09 I. Kruger, Inc. Method of removing phosphorus from wastewater
FR2925482B1 (fr) 2007-12-20 2010-01-15 Otv Sa Procede de traitement d'eau par oxydation avancee et floculation lestee, et installation de traitement correspondante.
JP2013078715A (ja) 2011-10-03 2013-05-02 Japan Organo Co Ltd 凝集沈殿装置
US9630865B2 (en) 2013-05-20 2017-04-25 Veolia Water Solutions & Technologies Support System and process for removing ammonium, soluble BOD and suspended solids from a wastewater stream

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000317220A (ja) 1999-05-12 2000-11-21 Japan Organo Co Ltd 凝集沈澱装置
JP2002355507A (ja) 2001-05-31 2002-12-10 Japan Organo Co Ltd 凝集沈澱装置およびその制御方法
JP2014237122A (ja) 2013-05-07 2014-12-18 新日鐵住金株式会社 凝集沈殿装置及び凝集沈殿方法

Also Published As

Publication number Publication date
JP7139771B2 (ja) 2022-09-21
WO2020031567A1 (ja) 2020-02-13
JP2020025921A (ja) 2020-02-20

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