GB2505856A - Wastewater treatment using natural solid additives in activated sludge process - Google Patents

Wastewater treatment using natural solid additives in activated sludge process Download PDF

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Publication number
GB2505856A
GB2505856A GB201400543A GB201400543A GB2505856A GB 2505856 A GB2505856 A GB 2505856A GB 201400543 A GB201400543 A GB 201400543A GB 201400543 A GB201400543 A GB 201400543A GB 2505856 A GB2505856 A GB 2505856A
Authority
GB
United Kingdom
Prior art keywords
activated sludge
solid additives
wastewater treatment
sludge process
natural solid
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
GB201400543A
Other versions
GB201400543D0 (en
Inventor
Fong Yau Sam Li
Huanan Wu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
National University of Singapore
Original Assignee
National University of Singapore
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 National University of Singapore filed Critical National University of Singapore
Publication of GB201400543D0 publication Critical patent/GB201400543D0/en
Publication of GB2505856A publication Critical patent/GB2505856A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • C02F3/10—Packings; Fillings; Grids
    • C02F3/105—Characterized by the chemical composition
    • C02F3/107—Inorganic materials, e.g. sand, silicates
    • 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
    • C02F3/1226—Particular type of activated sludge processes comprising an absorbent material suspended in the mixed liquor
    • 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
    • C02F2209/001—Upstream control, i.e. monitoring for predictive control
    • 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
    • C02F2209/01—Density
    • 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
    • C02F2209/08—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
    • C02F2209/10—Solids, e.g. total solids [TS], total suspended solids [TSS] or volatile solids [VS]
    • 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
    • C02F2209/18—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
    • 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

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Microbiology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Activated Sludge Processes (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)

Abstract

The present invention relates to a method to improve efficiency and stability of waste water treatment in activated sludge processes using a mixture of natural minerals as solid additives that function as a sludge carrier.
GB201400543A 2011-07-19 2012-07-19 Wastewater treatment using natural solid additives in activated sludge process Withdrawn GB2505856A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161509147P 2011-07-19 2011-07-19
PCT/SG2012/000257 WO2013012395A1 (en) 2011-07-19 2012-07-19 Wastewater treatment using natural solid additives in activated sludge process

Publications (2)

Publication Number Publication Date
GB201400543D0 GB201400543D0 (en) 2014-03-05
GB2505856A true GB2505856A (en) 2014-03-12

Family

ID=47558365

Family Applications (1)

Application Number Title Priority Date Filing Date
GB201400543A Withdrawn GB2505856A (en) 2011-07-19 2012-07-19 Wastewater treatment using natural solid additives in activated sludge process

Country Status (3)

Country Link
CN (1) CN103796960B (en)
GB (1) GB2505856A (en)
WO (1) WO2013012395A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103880169B (en) * 2014-03-19 2015-11-18 北京工业大学 A kind of method utilizing purification Attapulgite carrier to cultivate denitrogenation aerobic particle mud
PL239931B1 (en) * 2017-11-18 2022-01-31 Hekobentonity Spolka Z Ograniczona Odpowiedzialnoscia Bentonite preparation and method for its application with the purpose to improve sedimentation of active sludge during the biological sewage treatment and method for producing the bentonite preparation
CN108911414A (en) * 2018-08-07 2018-11-30 章嘉华 A kind of processing system of industry copper-containing wastewater
CN109095601B (en) * 2018-10-25 2021-07-06 江西理工大学 Method for maintaining operation stability of aerobic granular sludge reactor based on particle size control
CN110668558A (en) * 2019-10-31 2020-01-10 同济大学 Recovery system of composite powder carrier in HPB town sewage treatment
CN112755954A (en) * 2020-12-29 2021-05-07 湖南工业大学 Preparation method and application of nitrogen and phosphorus removal hydroxy aluminum vermiculite sludge particles
CN112897820A (en) * 2021-03-30 2021-06-04 三亚易可霖环保科技有限公司 Equipment and method for treating sewage by talcum powder high-concentration activated sludge process
CN113005073B (en) * 2021-05-07 2023-03-28 马东兵 Nutrient for promoting microbial growth and preparation method and application thereof
CN113307382B (en) * 2021-06-21 2022-09-20 成都工业学院 Multilayer formula activated sludge centrifugation sorting instrument of environmental protection low-power consumption
CN113880395B (en) * 2021-08-31 2023-10-13 芜湖海创环保科技有限责任公司 Sludge dewatering complexing agent and sludge dewatering method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5039428A (en) * 1990-03-05 1991-08-13 Tetra Technologies, Inc. Waste water treatment process using improved recycle of high density sludge
US20120160767A1 (en) * 2009-10-05 2012-06-28 National University Corporation Nagoya Institute Of Technology Additive used in a membrane-separation activated sludge process

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6331595A (en) * 1986-07-25 1988-02-10 Kensetsusho Doboku Kenkyu Shocho Treatment of activated sludge
KR100331898B1 (en) * 2000-10-26 2002-04-09 박호군 Advanced Treatment Process of Domestic Wastewater by Biological and Chemical

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5039428A (en) * 1990-03-05 1991-08-13 Tetra Technologies, Inc. Waste water treatment process using improved recycle of high density sludge
US5039428B1 (en) * 1990-03-05 1994-04-12 Tetra Technologoes Inc Waste water treatment process using improved recycle of high density sludge
US20120160767A1 (en) * 2009-10-05 2012-06-28 National University Corporation Nagoya Institute Of Technology Additive used in a membrane-separation activated sludge process

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Carl Mercadante "Development of a Semi-Batch High Density Sludge Process" Department of Chemical Engineering McGill University, Montreal, August 2002, pages 20-22. *
N. Kuyucak et al. "Implementation of a High Density Sludge "HDS" Treatment Process at the Boliden Apirsa Mine Site", Mine Water & Environment, 1999 IMWA Congress, Sevilla, Spain, pages 473-479. *

Also Published As

Publication number Publication date
GB201400543D0 (en) 2014-03-05
CN103796960B (en) 2016-11-16
WO2013012395A1 (en) 2013-01-24
CN103796960A (en) 2014-05-14

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)