CA2270207A1 - Sludge dewatering control system - Google Patents
Sludge dewatering control system Download PDFInfo
- Publication number
- CA2270207A1 CA2270207A1 CA002270207A CA2270207A CA2270207A1 CA 2270207 A1 CA2270207 A1 CA 2270207A1 CA 002270207 A CA002270207 A CA 002270207A CA 2270207 A CA2270207 A CA 2270207A CA 2270207 A1 CA2270207 A1 CA 2270207A1
- Authority
- CA
- Canada
- Prior art keywords
- sludge
- dewatering
- additive
- particle structure
- control
- 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.)
- Abandoned
Links
- 239000010802 sludge Substances 0.000 title claims abstract description 168
- 238000000034 method Methods 0.000 claims abstract description 65
- 239000000654 additive Substances 0.000 claims abstract description 50
- 230000000996 additive effect Effects 0.000 claims abstract description 48
- 239000007787 solid Substances 0.000 claims abstract description 33
- 239000002245 particle Substances 0.000 claims abstract description 30
- 238000012544 monitoring process Methods 0.000 claims abstract description 8
- 229920000642 polymer Polymers 0.000 claims description 33
- 238000012545 processing Methods 0.000 claims description 17
- 238000001374 small-angle light scattering Methods 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 238000005259 measurement Methods 0.000 claims description 6
- 230000007246 mechanism Effects 0.000 claims description 5
- 238000012512 characterization method Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 239000010801 sewage sludge Substances 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 230000008569 process Effects 0.000 description 20
- 238000010586 diagram Methods 0.000 description 7
- 239000012895 dilution Substances 0.000 description 7
- 238000010790 dilution Methods 0.000 description 7
- 238000004458 analytical method Methods 0.000 description 4
- 238000004065 wastewater treatment Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000011368 organic material Substances 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 2
- 229910010272 inorganic material Inorganic materials 0.000 description 2
- 239000011147 inorganic material Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000011088 calibration curve Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- CPBQJMYROZQQJC-UHFFFAOYSA-N helium neon Chemical compound [He].[Ne] CPBQJMYROZQQJC-UHFFFAOYSA-N 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- JRSGPUNYCADJCW-UHFFFAOYSA-K iron(3+);trichlorate Chemical compound [Fe+3].[O-]Cl(=O)=O.[O-]Cl(=O)=O.[O-]Cl(=O)=O JRSGPUNYCADJCW-UHFFFAOYSA-K 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 238000002356 laser light scattering Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 229920000867 polyelectrolyte Polymers 0.000 description 1
- 239000012898 sample dilution Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
-
- 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
- G01N15/02—Investigating particle size or size distribution
- G01N15/0205—Investigating particle size or size distribution by optical means
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
- C02F11/147—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using organic substances
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Dispersion Chemistry (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AUPO3285A AUPO328596A0 (en) | 1996-10-29 | 1996-10-29 | Sludge dewatering control system |
| AUPO3285 | 1996-10-29 | ||
| PCT/AU1997/000723 WO1998018730A1 (en) | 1996-10-29 | 1997-10-29 | Sludge dewatering control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2270207A1 true CA2270207A1 (en) | 1998-05-07 |
Family
ID=3797594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002270207A Abandoned CA2270207A1 (en) | 1996-10-29 | 1997-10-29 | Sludge dewatering control system |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0946435A4 (de) |
| JP (1) | JP2001502601A (de) |
| KR (1) | KR20000052923A (de) |
| AU (1) | AUPO328596A0 (de) |
| CA (1) | CA2270207A1 (de) |
| NO (1) | NO992070L (de) |
| WO (1) | WO1998018730A1 (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10115179B4 (de) * | 2001-03-27 | 2005-12-15 | Clausthaler Umwelttechnikinstitut Gmbh, (Cutec-Institut) | Verfahren und Messanordnung zur automatischen Bestimmung des Aufkonzentrierungsfaktors von konditioniertem Klärschlamm |
| CN108693775A (zh) * | 2018-05-24 | 2018-10-23 | 株洲时代新材料科技股份有限公司 | 一种全自动、自适应、比例调控的污泥调理方法 |
| NL2021302B1 (en) | 2018-07-13 | 2020-01-20 | Haskoningdhv Nederland Bv | Method for dewatering watery biomass |
| CN112777918B (zh) * | 2020-12-11 | 2022-08-12 | 北京林业大学 | 一种基于分形维数和粒度的污泥氧化调理在线控制方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3412620A1 (de) * | 1984-04-04 | 1985-10-17 | Basf Ag, 6700 Ludwigshafen | Laseroptische anordnung zur messung des dispergiergrades in stroemenden systemen |
| CA1326079C (en) * | 1986-12-22 | 1994-01-11 | Walti Schmitt | Process for conditioning and dewatering sludges |
| EP0316997B1 (de) * | 1987-11-19 | 1992-07-15 | Calgon Corporation | System und Verfahren zum Überwachen und Regeln eines Flüssig-Fest-Trennungsverfahrens |
| DE4029825A1 (de) * | 1990-09-20 | 1992-03-26 | Passavant Werke | Verfahren und vorrichtung zum konditionieren und anschliessenden entwaessern von schlaemmen |
| US5380440A (en) * | 1992-06-09 | 1995-01-10 | Anikem Pty. Limited | Two dewatering of slurries controlled by video system |
| AT401112B (de) * | 1993-11-12 | 1996-06-25 | Andritz Patentverwaltung | Verfahren und vorrichtung zur steuerung bzw. regelung eines fest-flüssig-trennverfahrens |
| DE4442418A1 (de) * | 1994-11-29 | 1996-05-30 | Joachim Friedrich Knauer | Vorrichtung zur Steuerung der Flockungsmittelzugabe zu einem wäßrigen Schlamm |
-
1996
- 1996-10-29 AU AUPO3285A patent/AUPO328596A0/en not_active Abandoned
-
1997
- 1997-10-29 CA CA002270207A patent/CA2270207A1/en not_active Abandoned
- 1997-10-29 WO PCT/AU1997/000723 patent/WO1998018730A1/en not_active Application Discontinuation
- 1997-10-29 JP JP10519818A patent/JP2001502601A/ja active Pending
- 1997-10-29 EP EP97909064A patent/EP0946435A4/de not_active Withdrawn
- 1997-10-29 KR KR1019990703791A patent/KR20000052923A/ko not_active Application Discontinuation
-
1999
- 1999-04-29 NO NO992070A patent/NO992070L/no not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| NO992070L (no) | 1999-06-11 |
| EP0946435A1 (de) | 1999-10-06 |
| WO1998018730A1 (en) | 1998-05-07 |
| AUPO328596A0 (en) | 1996-11-21 |
| JP2001502601A (ja) | 2001-02-27 |
| KR20000052923A (ko) | 2000-08-25 |
| EP0946435A4 (de) | 2000-01-26 |
| NO992070D0 (no) | 1999-04-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Discontinued |