SE539023C2 - A method for treating wastewater - Google Patents

A method for treating wastewater Download PDF

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Publication number
SE539023C2
SE539023C2 SE1451169A SE1451169A SE539023C2 SE 539023 C2 SE539023 C2 SE 539023C2 SE 1451169 A SE1451169 A SE 1451169A SE 1451169 A SE1451169 A SE 1451169A SE 539023 C2 SE539023 C2 SE 539023C2
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SE
Sweden
Prior art keywords
wastewater
basin
phosphorus
equal
concentration
Prior art date
Application number
SE1451169A
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English (en)
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SE1451169A1 (sv
Inventor
De Kerchove Alexis
Merry Alan
Original Assignee
Xylem Ip Man S À R L
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 Xylem Ip Man S À R L filed Critical Xylem Ip Man S À R L
Priority to SE1451169A priority Critical patent/SE539023C2/sv
Priority to SE1550040A priority patent/SE538639C2/sv
Priority to CA2963212A priority patent/CA2963212A1/en
Priority to US15/516,250 priority patent/US20170297937A1/en
Priority to RU2017114975A priority patent/RU2017114975A/ru
Priority to PCT/IB2015/057422 priority patent/WO2016051328A1/en
Priority to BR112017006483A priority patent/BR112017006483A2/pt
Priority to CN201580053700.XA priority patent/CN106795017A/zh
Priority to SG11201702466PA priority patent/SG11201702466PA/en
Priority to AU2015326436A priority patent/AU2015326436A1/en
Priority to SG11201702615VA priority patent/SG11201702615VA/en
Priority to PCT/IB2015/057423 priority patent/WO2016051329A1/en
Priority to US15/516,247 priority patent/US20170297930A1/en
Priority to CA2963209A priority patent/CA2963209A1/en
Priority to EP15778753.2A priority patent/EP3201141A1/en
Priority to BR112017006521A priority patent/BR112017006521A2/pt
Priority to EP15778754.0A priority patent/EP3201142A1/en
Priority to CN201580053686.3A priority patent/CN107108297A/zh
Priority to AU2015326435A priority patent/AU2015326435A1/en
Priority to RU2017114976A priority patent/RU2017114976A/ru
Publication of SE1451169A1 publication Critical patent/SE1451169A1/sv
Publication of SE539023C2 publication Critical patent/SE539023C2/sv

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Classifications

    • 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
    • C02F3/1215—Combinations of activated sludge treatment with precipitation, flocculation, coagulation and separation of phosphates
    • 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
    • C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
    • 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
    • C02F3/1236—Particular type of activated sludge installations
    • C02F3/1263—Sequencing batch reactors [SBR]
    • 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
    • C02F3/301—Aerobic and anaerobic treatment in the same reactor
    • 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
    • C02F2101/105—Phosphorus compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/001—Runoff or storm water
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/002—Grey water, e.g. from clothes washers, showers or dishwashers
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/005—Black water originating from toilets
    • 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
    • C02F2209/08—Chemical Oxygen Demand [COD]; Biological Oxygen Demand [BOD]
    • 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
    • C02F2209/14—NH3-N
    • 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
    • C02F2209/16—Total nitrogen (tkN-N)
    • 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
    • C02F2209/18—PO4-P
    • 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
    • C02F2209/40—Liquid flow rate
    • 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
    • C02F2209/44—Time
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Microbiology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Inorganic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Activated Sludge Processes (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)

Claims (26)

1. Metod for behandling av avloppsvatten (5) i en bassang (1)genom anvandning av en bindemedelsammansattning for aggregering av en fosforinnehållande substans som forefinns i(5), innefattar en koagulant, namnda avloppsvatten vari bindemedelsammansattningenvarvid namnda metod innefattaråtminstone steget: (1), varvid namnda reaktionsfas innefattar en biologisk behandlingsfas - exekvering av en reaktionsfas i namnda bassangoch en efterfoljande kemisk behandlingsfas, varvid denkemiska behandlingsfasen innefattar delstegen:a) omrorning av avloppsvattnet (5) under det att en i forvagfaststalld dos av bindemedelsammansattningen sprutas in i (1),vid en plats dar avloppsvattnets hastighet ar lika med eller bassangen varvid bindemedelsammansattningen sprutas inhogre an 0,5 m/s for att bindemedelsammansattningen skall komma i kontakt med och koagulera den fosforinnehållande substansen, vari insprutningen av bindemedelsammansattnings-dosen i bassangen (1) utfors under en tidsperiod som ar likamed eller langre an en tidsperiod erforderlig for att utforatvå omrorningsomsattningar av avloppsvattnet (5) och som arlika med eller kortare an en tidsperiod erforderlig for attutfora sju omrorningsomsattningar av avloppsvattnet (5), ochb) omrorning av avloppsvattnet så att en medelhastighet hos avloppsvattnet (5) i bassangen (1) ar like med eller hogre an 0,1 m/s och lika med eller lagre an 0,4 m/s, for att flocka den koagulerade fosforinnehållande substansen.
2. Metoden enligt krav 1, vari omrorningen under delsteg a) exekveras medelst åtminstone en mekanisk omrorare (12) som forefinns i bassangen (1).
3. Metoden enligt krav 2, vari bindemedelsammansattningen sprutas in i narhet av namnda åtminstone en mekanisk omrorare(12), (12) på den mekaniska omrorarens trycksida. vari omrorningen under(18).
4. Metoden enligt något av kraven 1-3, delsteg b) exekveras medelst ett luftararrangemang
5. Metoden enligt något av kraven 1-4, vari insprutningen av bindemedelsammansattningsdosen i bassangen (1) utfors under en tidsperiod som ar lika med en tidsperiod erforderlig foratt utfora omkring fem omrorningsomsattningar av avlopps- vattnet (5).
6. Metoden enligt något av patentkraven 1-5, vari dosen bindemedelsammansattning ar beroende av koncentrationen avden fosforinnehållande substans som skall koaguleras underden kemiska behandlingsfasen och faststalls baserat pà enkoncentration av kvaveinnehàllande substans i det inflodande avloppsvattnet (CN,iM¿üæ) och baserat på andelen biologiskt nedbrytbart kol i bassangen (1).
7. Metoden enligt krav 6, vari dosen bindemedelsammansattning ar beroende av koncentrationen av den fosforinnehàllandesubstans som skall koaguleras under den kemiska behandlings-fasen och faststalls baserat på en koncentration av ammonium i det inflodande avloppsvattnet (CMM,infl@æ) och baserat på andelen biologiskt nedbrytbart kol i bassangen.
8. Metoden enligt krav 7, vari korrelationen mellan fosfor- koncentrationen i det inflodande avloppsvattnet (CR fifhmg och ammoniumkoncentrationen i det inflodande avloppsvattnet (CmM,infl@æ) ar like med eller lagre an 1:2 och lika med eller hogre an 1:8, foretradesvis lika med eller mindre an 1:4 och lika med eller hogre an 1:6, allra helst omkring 1:5.
9. Metoden enligt något av de föregående kraven 6-8, vari fosforkoncentrationen i vatskan under den kemiska behand- lingsfasen (CR mmßk) faststalls genom att dra màlkoncen- trationen fosfor i utflodet (CP,m@4LmflÖæ) och fosforkoncen- trationen i den biologiska behandlingsfasen (CR mokgmk) ifrån fosforkoncentrationen i inflodet (CP,iM¿üæ) dar (CP,mæ,utfl@æ) ar målnivån för fosforkoncentration i det utflödande avloppsvattnet och (CR mokgmk) ar en koncentration som speglar fosforupptaget (Pwmmm) under den biologiska behandlingsfasen.
10. Metoden enligt något av de föregående kraven, varikoagulanten ar ett salt.
11. Metoden enligt något av de föregående kraven, vari koagulanten innefattar en sallsynt jordart jon.
12. Metoden enligt krav 11, vari namnda sallsynta jordart jon ar en cerium jon.
13. Metoden enligt krav 12,triklorid (CeCl9. vari koagulanten ar cerium
14. Metoden enligt något av de föregående kraven, vari namndadar det tas emot och en andra avdelning bassang (1) innefattar en första avdelning (4)inflödande avloppsvattnet (5)(6) dar reaktionsfasen genomförs.
15. Metoden enligt krav 14, vari bindemedelsammansattningenadderas till avloppsvattnet (5) i bassangens andra avdelning(6).
16. Metoden enligt krav 14 eller 15, vari tidsperiodenerforderlig för att utföra en omrörningsomsattning faststallsmed hansyn till innehållet i bassangens andra avdelning (6).
17. Metoden enligt något av de föregående kraven, varivaraktigheten av omrörningen under delsteg a) ar lika medeller langre an 10 minuter och lika med eller kortare an 30minuter.
18. Metoden enligt något av de föregående kraven, vari varaktigheten av omrörningen under delsteg b) ar lika med eller langre an 10 minuter och lika med eller kortare an 30minuter.
19. Metoden enligt något av de foregående kraven, varvidnamnda metod vidare innefattar steget: - exekvering av en sedimenteringsfas, dar det flocka fosfor-innehållande substansen tillåts sedimentera i bassangen så(27) och ett lager med aktiverat slam erhålls vid toppen av bassangen(28) att klart avloppsvattenbildas på botten avbassangen (1).
20. Metoden enligt krav 19, vari varaktigheten av sedimen-teringsfasen ar lika med eller langre an 30 minuter och likamed eller kortare an 90 minuter.
21. Metoden enligt krav 19 eller 20, varvid metoden vidare innefattar steget: - exekvering av en utvinningsfas,(27) avloppsvatten. i vilken klart avlopps- vatten toms ut ur bassangen (1) som utflodande
22. Metoden enligt något av kraven 19-21, vari en del av lagret med aktiverat slam (28) tas bort från bassangen (1).
23. Metoden enligt krav 21 eller 22, vari utvinningsfasensvaraktighet ar lika med eller langre an 30 minuter och likamed eller kortare an 90 minuter.
24. Metoden enligt något av de foregående kraven, varibassangen (1) tar emot inflodande avloppsvatten (5)åtminstone under den biologiska behandlingsfasen.
25. Metoden enligt något av de foregående kraven, varikoagulanten som sprutas in i bassangen (1) ar lost i en vatska, såsom vatten.
26. Metoden enligt något av de föregående kraven, vari namndabassang (l) ar del av en Sekventiell Sats Reaktor (SequentialBatch Reactor, SBR).
SE1451169A 2014-10-02 2014-10-02 A method for treating wastewater SE539023C2 (sv)

Priority Applications (20)

Application Number Priority Date Filing Date Title
SE1451169A SE539023C2 (sv) 2014-10-02 2014-10-02 A method for treating wastewater
SE1550040A SE538639C2 (sv) 2014-10-02 2015-01-19 An improved method for managing a wastewater treatment process
CA2963212A CA2963212A1 (en) 2014-10-02 2015-09-28 A method for treating wastewater
US15/516,250 US20170297937A1 (en) 2014-10-02 2015-09-28 Method for managing a wastewater treatment process
RU2017114975A RU2017114975A (ru) 2014-10-02 2015-09-28 Способ управления процессом обработки сточной воды
PCT/IB2015/057422 WO2016051328A1 (en) 2014-10-02 2015-09-28 Method for managing a wastewater treatment process
BR112017006483A BR112017006483A2 (pt) 2014-10-02 2015-09-28 um método para tratar água residual
CN201580053700.XA CN106795017A (zh) 2014-10-02 2015-09-28 用于管理废水处理工艺的方法
SG11201702466PA SG11201702466PA (en) 2014-10-02 2015-09-28 Method for managing a wastewater treatment process
AU2015326436A AU2015326436A1 (en) 2014-10-02 2015-09-28 A method for treating wastewater
SG11201702615VA SG11201702615VA (en) 2014-10-02 2015-09-28 A method for treating wastewater
PCT/IB2015/057423 WO2016051329A1 (en) 2014-10-02 2015-09-28 A method for treating wastewater
US15/516,247 US20170297930A1 (en) 2014-10-02 2015-09-28 Method for treating wastewater
CA2963209A CA2963209A1 (en) 2014-10-02 2015-09-28 Method for managing a wastewater treatment process
EP15778753.2A EP3201141A1 (en) 2014-10-02 2015-09-28 Method for managing a wastewater treatment process
BR112017006521A BR112017006521A2 (pt) 2014-10-02 2015-09-28 método para gerenciamento de processo de tratamento de água residual
EP15778754.0A EP3201142A1 (en) 2014-10-02 2015-09-28 A method for treating wastewater
CN201580053686.3A CN107108297A (zh) 2014-10-02 2015-09-28 用于处理废水的方法
AU2015326435A AU2015326435A1 (en) 2014-10-02 2015-09-28 Method for managing a wastewater treatment process
RU2017114976A RU2017114976A (ru) 2014-10-02 2015-09-28 Способ обработки сточной воды

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1451169A SE539023C2 (sv) 2014-10-02 2014-10-02 A method for treating wastewater

Publications (2)

Publication Number Publication Date
SE1451169A1 SE1451169A1 (sv) 2016-04-03
SE539023C2 true SE539023C2 (sv) 2017-03-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
SE1451169A SE539023C2 (sv) 2014-10-02 2014-10-02 A method for treating wastewater

Country Status (10)

Country Link
US (1) US20170297930A1 (sv)
EP (1) EP3201142A1 (sv)
CN (1) CN107108297A (sv)
AU (1) AU2015326436A1 (sv)
BR (1) BR112017006483A2 (sv)
CA (1) CA2963212A1 (sv)
RU (1) RU2017114976A (sv)
SE (1) SE539023C2 (sv)
SG (1) SG11201702615VA (sv)
WO (1) WO2016051329A1 (sv)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE538639C2 (sv) * 2014-10-02 2016-10-04 Xylem Ip Man S À R L An improved method for managing a wastewater treatment process
DE102017124791B4 (de) 2017-10-24 2019-05-09 aquen aqua-engineering GmbH Verfahren und Vorrichtung zum Einmischen einer Substanz in ein strömendes Fluid
US10988395B2 (en) * 2018-09-25 2021-04-27 Neo Chemicals & Oxides, LLC Cerium-lanthanum treatment method for reduction of contaminants in wastewater membrane bioreactors

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US1398603A (en) * 1920-07-27 1921-11-29 Parham Auto Patents Corp Vehicle-tire fastener
US3386911A (en) * 1966-08-03 1968-06-04 Dorr Oliver Inc Waste treatment for phosphorous removal
GB1398603A (en) * 1972-09-21 1975-06-25 Environmental Quality Eng Inc Processes for the biological treatment of waste water
US3764524A (en) * 1972-11-13 1973-10-09 Union Carbide Corp Phosphorous removal from wastewater
NZ257307A (en) * 1992-11-06 1997-10-24 Mini Public Works Waste water treatment: use of activated sludge containing phosphorus-removing bacteria
US7854842B2 (en) * 2001-03-02 2010-12-21 Daniel Robert Miklos Apparatus and methods for control of waste treatment processes
US6926830B2 (en) * 2002-06-28 2005-08-09 Kingsford Environmental (H.K.) Ltd. Combined activated sludge-biofilm sequencing batch reactor and process
US7927493B2 (en) * 2007-05-11 2011-04-19 Ch2M Hill, Inc. Low phosphorus water treatment methods
AU2008304458B2 (en) * 2007-09-27 2012-03-15 Zodiac Pool Care, Inc. Methods and apparatuses for controlling conditions in water
EA201201401A1 (ru) * 2010-04-13 2013-04-30 Моликорп Минералс, Ллс Способы и устройства для усовершенствования удаления загрязнений с помощью редкоземельных металлов
CN201722152U (zh) * 2010-05-07 2011-01-26 华侨大学 采用鸟粪石沉淀法从废水中回收磷的装置
WO2012141895A2 (en) 2011-04-13 2012-10-18 Molycorp Minerals, Llc Rare earth removal of phosphorus-containing materials
KR101371360B1 (ko) * 2012-06-14 2014-03-07 한국과학기술연구원 백운석을 이용한 인 제거장치 및 방법
CN103588361B (zh) * 2013-11-22 2016-02-24 苏州科特环保设备有限公司 一种化学/生物反应协同作用去除废水中总磷的方法

Also Published As

Publication number Publication date
EP3201142A1 (en) 2017-08-09
US20170297930A1 (en) 2017-10-19
SG11201702615VA (en) 2017-04-27
WO2016051329A1 (en) 2016-04-07
CA2963212A1 (en) 2016-04-07
RU2017114976A3 (sv) 2019-04-24
BR112017006483A2 (pt) 2017-12-19
CN107108297A (zh) 2017-08-29
SE1451169A1 (sv) 2016-04-03
AU2015326436A1 (en) 2017-05-18
RU2017114976A (ru) 2018-11-02

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