PT3112320T - Método e sistema para a cristalização de estruvite para recuperação de fosfatos em águas residuais - Google Patents

Método e sistema para a cristalização de estruvite para recuperação de fosfatos em águas residuais

Info

Publication number
PT3112320T
PT3112320T PT157549338T PT15754933T PT3112320T PT 3112320 T PT3112320 T PT 3112320T PT 157549338 T PT157549338 T PT 157549338T PT 15754933 T PT15754933 T PT 15754933T PT 3112320 T PT3112320 T PT 3112320T
Authority
PT
Portugal
Prior art keywords
struvite
crystallisation
wastewater
phosphates
recovering
Prior art date
Application number
PT157549338T
Other languages
English (en)
Original Assignee
Univ Santiago Compostela
Fcc Aqualia S A
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 Univ Santiago Compostela, Fcc Aqualia S A filed Critical Univ Santiago Compostela
Publication of PT3112320T publication Critical patent/PT3112320T/pt

Links

Classifications

    • 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
    • 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
    • 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
    • B01D21/2427—The feed or discharge opening located at a distant position from the side walls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0036—Crystallisation on to a bed of product crystals; Seeding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/005—Selection of auxiliary, e.g. for control of crystallisation nuclei, of crystal growth, of adherence to walls; Arrangements for introduction thereof
    • B01D9/0054—Use of anti-solvent
    • 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
    • B01D21/2405—Feed mechanisms for settling tanks
    • B01D21/2416—Liquid distributors with a plurality of feed points
    • B01D21/2422—Vertically arranged feed points
    • 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
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • C02F1/5254—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using magnesium compounds and phosphoric acid for removing ammonia
    • 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
    • C02F2001/5218—Crystallization

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (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)
  • Removal Of Specific Substances (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
PT157549338T 2014-02-26 2015-02-25 Método e sistema para a cristalização de estruvite para recuperação de fosfatos em águas residuais PT3112320T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES201430265A ES2455740B2 (es) 2014-02-26 2014-02-26 Procedimiento y sistema de cristalización de estruvita para la recuperación de fosfatos en aguas residuales

Publications (1)

Publication Number Publication Date
PT3112320T true PT3112320T (pt) 2024-07-23

Family

ID=50473919

Family Applications (1)

Application Number Title Priority Date Filing Date
PT157549338T PT3112320T (pt) 2014-02-26 2015-02-25 Método e sistema para a cristalização de estruvite para recuperação de fosfatos em águas residuais

Country Status (4)

Country Link
EP (1) EP3112320B1 (pt)
ES (2) ES2455740B2 (pt)
PT (1) PT3112320T (pt)
WO (1) WO2015128528A1 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106430506B (zh) * 2016-10-20 2023-03-21 中国科学院城市环境研究所 一种鸟粪石流化结晶装置
WO2019218075A1 (en) * 2018-05-16 2019-11-21 Ostara Nutrient Recovery Technologies Inc. Treatment of phosphate-containing wastewater and methods for fines control
CN110963596A (zh) * 2018-09-29 2020-04-07 福建申远新材料有限公司 一种鸟粪石结晶法除磷反应器及其应用
US11220445B2 (en) 2020-03-27 2022-01-11 Sergey Lobanov Process and apparatus for sized nutrient recovery from wastewater by elutriation
GB202010188D0 (en) * 2020-07-02 2020-08-19 Ccm Tech Limited Improvements in relation to waste treatment
CN114804427A (zh) * 2022-04-29 2022-07-29 温州大学 用于畜禽养殖废水氮磷回收的全自动鸟粪石生产方法及生产系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3071447A (en) * 1958-09-09 1963-01-01 Whiting Corp Hydraulic classifier
KR100446984B1 (ko) * 2001-10-22 2004-09-04 충북대학교 산학협력단 연속식 스트루바이트 결정화 장치
JP2008183562A (ja) * 2008-05-02 2008-08-14 Kurita Water Ind Ltd 脱リン装置
CN101560001A (zh) * 2009-05-22 2009-10-21 上海润德环境工程有限公司 一种低能耗一体化氮磷回收装置
CN101817581B (zh) * 2010-04-08 2012-11-07 同济大学 一体化鸟粪石法氮磷回收装置
CN101935093B (zh) * 2010-08-17 2012-05-23 南京大学 一种高浓度氮磷废水的连续流反应器及其处理废水的方法
CN102963970A (zh) * 2012-11-13 2013-03-13 同济大学 将污水中氮磷制备成鸟粪石晶体的装置和工艺
CN102964970A (zh) * 2012-12-24 2013-03-13 青岛宣威涂层材料有限公司 一种环氧丙烯酸防腐蚀涂料

Also Published As

Publication number Publication date
EP3112320A4 (en) 2017-12-06
WO2015128528A1 (es) 2015-09-03
ES2455740B2 (es) 2014-07-17
EP3112320A1 (en) 2017-01-04
ES2982353T3 (es) 2024-10-15
ES2455740A1 (es) 2014-04-16
EP3112320B1 (en) 2024-04-17

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