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GB2577925B - Method of controlling the dosage of a flocculating agent - Google Patents

Method of controlling the dosage of a flocculating agent Download PDF

Info

Publication number
GB2577925B
GB2577925B GB1816579.5A GB201816579A GB2577925B GB 2577925 B GB2577925 B GB 2577925B GB 201816579 A GB201816579 A GB 201816579A GB 2577925 B GB2577925 B GB 2577925B
Authority
GB
United Kingdom
Prior art keywords
dosage
controlling
flocculating agent
flocculating
agent
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.)
Active
Application number
GB1816579.5A
Other versions
GB201816579D0 (en
GB2577925A (en
Inventor
Bell Colin
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.)
CDE Global Ltd
Original Assignee
CDE Global Ltd
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 CDE Global Ltd filed Critical CDE Global Ltd
Priority to GB1816579.5A priority Critical patent/GB2577925B/en
Publication of GB201816579D0 publication Critical patent/GB201816579D0/en
Publication of GB2577925A publication Critical patent/GB2577925A/en
Application granted granted Critical
Publication of GB2577925B publication Critical patent/GB2577925B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B01D21/30—Control equipment
    • B01D21/32—Density control of clear liquid or sediment, e.g. optical control ; Control of physical properties
    • 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
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/04—Investigating sedimentation of particle suspensions
    • 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
    • C02F2209/11—Turbidity
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/10—Devices for withdrawing samples in the liquid or fluent state
    • G01N1/20—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials
    • G01N1/2035—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials by deviating part of a fluid stream, e.g. by drawing-off or tapping
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/10—Devices for withdrawing samples in the liquid or fluent state
    • G01N2001/1006—Dispersed solids
    • G01N2001/1012—Suspensions
    • G01N2001/1025—Liquid suspensions; Slurries; Mud; Sludge
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/10—Devices for withdrawing samples in the liquid or fluent state
    • G01N2001/1031—Sampling from special places
    • G01N2001/105—Sampling from special places from high-pressure reactors or lines
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/10—Devices for withdrawing samples in the liquid or fluent state
    • G01N1/20—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials
    • G01N1/2035—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials by deviating part of a fluid stream, e.g. by drawing-off or tapping
    • G01N2001/205—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials by deviating part of a fluid stream, e.g. by drawing-off or tapping using a valve

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Immunology (AREA)
  • Dispersion Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
GB1816579.5A 2018-10-11 2018-10-11 Method of controlling the dosage of a flocculating agent Active GB2577925B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1816579.5A GB2577925B (en) 2018-10-11 2018-10-11 Method of controlling the dosage of a flocculating agent

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1816579.5A GB2577925B (en) 2018-10-11 2018-10-11 Method of controlling the dosage of a flocculating agent

Publications (3)

Publication Number Publication Date
GB201816579D0 GB201816579D0 (en) 2018-11-28
GB2577925A GB2577925A (en) 2020-04-15
GB2577925B true GB2577925B (en) 2023-02-15

Family

ID=64397440

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1816579.5A Active GB2577925B (en) 2018-10-11 2018-10-11 Method of controlling the dosage of a flocculating agent

Country Status (1)

Country Link
GB (1) GB2577925B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111138004A (en) * 2020-01-14 2020-05-12 山东省城市供排水水质监测中心 Coagulant adding control system and method
CN114392588B (en) * 2021-12-17 2024-01-19 金堆城钼业汝阳有限责任公司 Method for improving concentration of tailings by using inclined plate thickener
CN116272003B (en) * 2022-12-20 2025-12-16 云南大红山管道有限公司 Method for improving concentration efficiency of concentration tank and iron concentrate dehydration system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH516329A (en) * 1971-02-12 1971-12-15 Ammann U Maschf Ag Process for separating suspended particles from a pulp, in which a flocculant is added to the pulp
GB2050336A (en) * 1979-05-23 1981-01-07 Coal Industry Patents Ltd Slurry suspension sampling equipment
WO2012010744A1 (en) * 2010-07-20 2012-01-26 Kemira Oyj Method and system for treating aqueous streams

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH516329A (en) * 1971-02-12 1971-12-15 Ammann U Maschf Ag Process for separating suspended particles from a pulp, in which a flocculant is added to the pulp
GB2050336A (en) * 1979-05-23 1981-01-07 Coal Industry Patents Ltd Slurry suspension sampling equipment
WO2012010744A1 (en) * 2010-07-20 2012-01-26 Kemira Oyj Method and system for treating aqueous streams

Also Published As

Publication number Publication date
GB201816579D0 (en) 2018-11-28
GB2577925A (en) 2020-04-15

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