CA2746680A1 - Method and apparatus for increasing the efficiency of electro-dewatering - Google Patents
Method and apparatus for increasing the efficiency of electro-dewatering Download PDFInfo
- Publication number
- CA2746680A1 CA2746680A1 CA2746680A CA2746680A CA2746680A1 CA 2746680 A1 CA2746680 A1 CA 2746680A1 CA 2746680 A CA2746680 A CA 2746680A CA 2746680 A CA2746680 A CA 2746680A CA 2746680 A1 CA2746680 A1 CA 2746680A1
- Authority
- CA
- Canada
- Prior art keywords
- electrolyte
- substance
- electro
- sludge
- electrode
- 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
- 238000000034 method Methods 0.000 title claims abstract description 95
- 230000001965 increasing effect Effects 0.000 title claims abstract description 18
- 239000003792 electrolyte Substances 0.000 claims abstract description 299
- 239000000126 substance Substances 0.000 claims abstract description 180
- 239000007788 liquid Substances 0.000 claims abstract description 22
- 238000005470 impregnation Methods 0.000 claims abstract description 11
- 239000006185 dispersion Substances 0.000 claims abstract description 6
- 239000012530 fluid Substances 0.000 claims abstract description 5
- 239000010802 sludge Substances 0.000 claims description 103
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 claims description 25
- 230000007423 decrease Effects 0.000 claims description 15
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 14
- 235000011149 sulphuric acid Nutrition 0.000 claims description 14
- 239000001117 sulphuric acid Substances 0.000 claims description 12
- 239000000523 sample Substances 0.000 claims description 9
- 239000002253 acid Substances 0.000 claims description 6
- 239000011575 calcium Substances 0.000 claims description 6
- 125000002091 cationic group Chemical group 0.000 claims description 6
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 5
- 125000000129 anionic group Chemical group 0.000 claims description 5
- 229910052791 calcium Inorganic materials 0.000 claims description 5
- 238000005370 electroosmosis Methods 0.000 claims description 5
- 230000000977 initiatory effect Effects 0.000 claims description 5
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 4
- 230000002378 acidificating effect Effects 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 4
- 239000002563 ionic surfactant Substances 0.000 claims description 4
- 150000003839 salts Chemical class 0.000 claims description 4
- 239000011734 sodium Substances 0.000 claims description 4
- 229910052708 sodium Inorganic materials 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 3
- 229910002651 NO3 Inorganic materials 0.000 claims description 3
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 239000011777 magnesium Substances 0.000 claims description 3
- 229910052749 magnesium Inorganic materials 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 239000011591 potassium Substances 0.000 claims description 3
- 229910052700 potassium Inorganic materials 0.000 claims description 3
- 229910021653 sulphate ion Inorganic materials 0.000 claims description 3
- 238000009825 accumulation Methods 0.000 claims description 2
- 239000003945 anionic surfactant Substances 0.000 claims description 2
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 238000013270 controlled release Methods 0.000 claims 1
- 239000012466 permeate Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 28
- 238000000151 deposition Methods 0.000 abstract description 6
- 230000001976 improved effect Effects 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 42
- 238000002474 experimental method Methods 0.000 description 10
- 239000004094 surface-active agent Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 9
- 238000002156 mixing Methods 0.000 description 9
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 8
- 239000002689 soil Substances 0.000 description 8
- 150000001768 cations Chemical class 0.000 description 7
- 150000002500 ions Chemical class 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 5
- 150000001450 anions Chemical class 0.000 description 5
- 239000001110 calcium chloride Substances 0.000 description 5
- 229910001628 calcium chloride Inorganic materials 0.000 description 5
- 235000011148 calcium chloride Nutrition 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 5
- 238000004065 wastewater treatment Methods 0.000 description 5
- 239000008394 flocculating agent Substances 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 239000011780 sodium chloride Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 239000003093 cationic surfactant Substances 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 244000052769 pathogen Species 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- GXCLVBGFBYZDAG-UHFFFAOYSA-N N-[2-(1H-indol-3-yl)ethyl]-N-methylprop-2-en-1-amine Chemical compound CN(CCC1=CNC2=C1C=CC=C2)CC=C GXCLVBGFBYZDAG-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000002280 amphoteric surfactant Substances 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 239000003518 caustics Substances 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- 229940021013 electrolyte solution Drugs 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 210000003608 fece Anatomy 0.000 description 2
- 230000002070 germicidal effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000008235 industrial water Substances 0.000 description 2
- 239000010871 livestock manure Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000002736 nonionic surfactant Substances 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- XMIIGOLPHOKFCH-UHFFFAOYSA-N 3-phenylpropionic acid Chemical compound OC(=O)CCC1=CC=CC=C1 XMIIGOLPHOKFCH-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 241000195493 Cryptophyta Species 0.000 description 1
- YZCKVEUIGOORGS-UHFFFAOYSA-N Hydrogen atom Chemical compound [H] YZCKVEUIGOORGS-UHFFFAOYSA-N 0.000 description 1
- -1 KCI Substances 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 235000013527 bean curd Nutrition 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 235000010216 calcium carbonate Nutrition 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 235000012255 calcium oxide Nutrition 0.000 description 1
- 239000001506 calcium phosphate Substances 0.000 description 1
- 229910000389 calcium phosphate Inorganic materials 0.000 description 1
- 235000011010 calcium phosphates Nutrition 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000779 depleting effect Effects 0.000 description 1
- 231100000673 dose–response relationship Toxicity 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 239000002001 electrolyte material Substances 0.000 description 1
- 230000002550 fecal effect Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 230000002431 foraging effect Effects 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 244000005706 microflora Species 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000010841 municipal wastewater Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910017464 nitrogen compound Inorganic materials 0.000 description 1
- 150000002830 nitrogen compounds Chemical class 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 229920000867 polyelectrolyte Polymers 0.000 description 1
- 235000015320 potassium carbonate Nutrition 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000011012 sanitization Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000019795 sodium metasilicate Nutrition 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- 238000007614 solvation Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 235000015193 tomato juice Nutrition 0.000 description 1
- 235000015113 tomato pastes and purées Nutrition 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 description 1
- 239000000341 volatile oil Substances 0.000 description 1
- 239000002699 waste material Substances 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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
-
- 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
-
- 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
- C02F11/15—Treatment of sludge; Devices therefor by de-watering, drying or thickening by treatment with electric, magnetic or electromagnetic fields; by treatment with ultrasonic waves
-
- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
- C02F1/4698—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis electro-osmosis
-
- 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
- C02F2209/05—Conductivity or salinity
Landscapes
- Chemical & Material Sciences (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)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Treatment Of Sludge (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12189908P | 2008-12-11 | 2008-12-11 | |
| US61/121,899 | 2008-12-11 | ||
| PCT/IB2009/055723 WO2010067340A1 (en) | 2008-12-11 | 2009-12-11 | Method and apparatus for increasing the efficiency of electro-dewatering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2746680A1 true CA2746680A1 (en) | 2010-06-17 |
Family
ID=41809151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2746680A Abandoned CA2746680A1 (en) | 2008-12-11 | 2009-12-11 | Method and apparatus for increasing the efficiency of electro-dewatering |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20120055797A1 (https=) |
| EP (1) | EP2385930A1 (https=) |
| JP (1) | JP2012511424A (https=) |
| CN (1) | CN102307815A (https=) |
| CA (1) | CA2746680A1 (https=) |
| WO (1) | WO2010067340A1 (https=) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8454814B2 (en) * | 2006-06-14 | 2013-06-04 | GL&V Canada | Processes and apparatuses for treating and/or increasing dryness of a substance |
| US8772004B2 (en) | 2009-06-25 | 2014-07-08 | Old Dominion University Research Foundation | System and method for high-voltage pulse assisted aggregation of algae |
| JP5617240B2 (ja) * | 2009-12-28 | 2014-11-05 | 栗田工業株式会社 | 電気浸透脱水処理方法及び装置 |
| JP2012176387A (ja) * | 2011-02-28 | 2012-09-13 | Kurita Water Ind Ltd | 電気浸透脱水方法及び装置 |
| US8709258B2 (en) | 2012-07-12 | 2014-04-29 | Heliae Development, Llc | Patterned electrical pulse microorganism aggregation |
| US8668827B2 (en) | 2012-07-12 | 2014-03-11 | Heliae Development, Llc | Rectangular channel electro-acoustic aggregation device |
| US8673154B2 (en) | 2012-07-12 | 2014-03-18 | Heliae Development, Llc | Tunable electrical field for aggregating microorganisms |
| US8709250B2 (en) | 2012-07-12 | 2014-04-29 | Heliae Development, Llc | Tubular electro-acoustic aggregation device |
| US8702991B2 (en) | 2012-07-12 | 2014-04-22 | Heliae Development, Llc | Electrical microorganism aggregation methods |
| SE539887C2 (en) * | 2014-10-03 | 2018-01-02 | Stora Enso Oyj | A method to purify lignin from Sulfur by using an electric field |
| FR3033164B1 (fr) * | 2015-02-26 | 2020-01-31 | Veolia Water Solutions & Technologies Support | Procede de deshydratation de boues |
| JP6468958B2 (ja) * | 2015-06-25 | 2019-02-13 | 日立造船株式会社 | 汚泥の脱水方法、および、汚泥脱水システム |
| FR3042186B1 (fr) * | 2015-10-12 | 2021-12-10 | Veolia Water Solutions & Tech | Dispositif de deshydratation de boues |
| CN106830610B (zh) * | 2017-01-19 | 2019-10-18 | 浙江工业大学 | 一种高电流电解‐高压电渗析‐高压气压滤联合处理污泥的方法 |
| CN111253031A (zh) * | 2020-03-19 | 2020-06-09 | 西安理工大学 | 一种电化学加氯协同强化污泥稳定化的方法 |
| CN111559842A (zh) * | 2020-06-17 | 2020-08-21 | 昆明理工大学 | 一种使用混合污泥制备固碳生物炭的方法 |
| CN114479974A (zh) * | 2020-10-23 | 2022-05-13 | 东莞市水绿天蓝科技有限公司 | 一种利用生猪养殖固体废物制备生物质颗粒燃料的资源化利用方法 |
| CN116514235B (zh) * | 2023-07-04 | 2023-09-22 | 太原科技大学 | 一种污水处理用电解装置 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4207158A (en) * | 1976-06-17 | 1980-06-10 | Dorr-Oliver Incorporated | Electrically augmented vacuum filtration |
| JPS60114315A (ja) | 1983-11-26 | 1985-06-20 | Shinko Fuaudoraa Kk | 有機質汚泥の脱水方法 |
| US5230809A (en) | 1992-03-11 | 1993-07-27 | Donald Roslonski | Method and apparatus for dewatering sludge materials |
| US5398756A (en) * | 1992-12-14 | 1995-03-21 | Monsanto Company | In-situ remediation of contaminated soils |
| CA2179476A1 (en) | 1996-06-19 | 1997-12-20 | Guy Lefebvre | Method for improving the transmissivity of an electrode installed into the soil |
| AUPQ741800A0 (en) * | 2000-05-10 | 2000-06-01 | Commonwealth Scientific And Industrial Research Organisation | Apparatus for electrodewatering by filtration |
| AU2003206513A1 (en) | 2002-02-12 | 2003-09-04 | Les Technologies Elcotech Inc. | Method for the treatment of slurries by the combined action of pressure and electro-osmosis |
| AU2003287814A1 (en) * | 2002-11-29 | 2004-06-23 | Les Technologies Elcotech Inc. | Apparatus and method for wastewater treatment by means of electroflotation and/or electrocoagulation |
| WO2006033762A2 (en) * | 2004-08-19 | 2006-03-30 | Miox Corporation | Scented electrolysis product |
| US8454814B2 (en) * | 2006-06-14 | 2013-06-04 | GL&V Canada | Processes and apparatuses for treating and/or increasing dryness of a substance |
-
2009
- 2009-12-11 WO PCT/IB2009/055723 patent/WO2010067340A1/en not_active Ceased
- 2009-12-11 CA CA2746680A patent/CA2746680A1/en not_active Abandoned
- 2009-12-11 CN CN2009801561922A patent/CN102307815A/zh active Pending
- 2009-12-11 US US13/139,258 patent/US20120055797A1/en not_active Abandoned
- 2009-12-11 EP EP09805857A patent/EP2385930A1/en not_active Withdrawn
- 2009-12-11 JP JP2011540320A patent/JP2012511424A/ja not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| JP2012511424A (ja) | 2012-05-24 |
| EP2385930A1 (en) | 2011-11-16 |
| US20120055797A1 (en) | 2012-03-08 |
| CN102307815A (zh) | 2012-01-04 |
| WO2010067340A1 (en) | 2010-06-17 |
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| Date | Code | Title | Description |
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| FZDE | Discontinued |
Effective date: 20151211 |