SE447650B - Forfarande for behandling av avloppsslam - Google Patents
Forfarande for behandling av avloppsslamInfo
- Publication number
- SE447650B SE447650B SE8103195A SE8103195A SE447650B SE 447650 B SE447650 B SE 447650B SE 8103195 A SE8103195 A SE 8103195A SE 8103195 A SE8103195 A SE 8103195A SE 447650 B SE447650 B SE 447650B
- Authority
- SE
- Sweden
- Prior art keywords
- sludge
- amount
- flocculant
- heated
- treatment
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 35
- 239000002699 waste material Substances 0.000 title description 2
- 239000010802 sludge Substances 0.000 claims description 141
- 239000000701 coagulant Substances 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 12
- 239000010801 sewage sludge Substances 0.000 claims description 9
- 230000008719 thickening Effects 0.000 claims description 6
- 230000003472 neutralizing effect Effects 0.000 claims description 2
- 230000008569 process Effects 0.000 description 18
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 16
- 239000000126 substance Substances 0.000 description 8
- 238000005345 coagulation Methods 0.000 description 6
- 230000015271 coagulation Effects 0.000 description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 5
- 235000011941 Tilia x europaea Nutrition 0.000 description 5
- 239000003153 chemical reaction reagent Substances 0.000 description 5
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 description 5
- 239000004571 lime Substances 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 239000008394 flocculating agent Substances 0.000 description 4
- 238000005189 flocculation Methods 0.000 description 4
- 230000016615 flocculation Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 230000014759 maintenance of location Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 102000004169 proteins and genes Human genes 0.000 description 4
- 108090000623 proteins and genes Proteins 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000005119 centrifugation Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000007791 liquid phase Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000029087 digestion Effects 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 244000144992 flock Species 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 2
- 230000002427 irreversible effect Effects 0.000 description 2
- 229920002401 polyacrylamide Polymers 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000002562 thickening agent Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000003674 animal food additive Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000004720 fertilization Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 150000003839 salts Chemical class 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
- C02F1/52—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
- 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
-
- 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
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
-
- 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
- C02F11/18—Treatment of sludge; Devices therefor by thermal conditioning
-
- 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
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/127—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering by centrifugation
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- Inorganic Chemistry (AREA)
- Treatment Of Sludge (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU802922901A SU994441A1 (ru) | 1980-05-21 | 1980-05-21 | Способ обработки осадков сточных вод |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE8103195L SE8103195L (sv) | 1981-11-22 |
| SE447650B true SE447650B (sv) | 1986-12-01 |
Family
ID=20895056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8103195A SE447650B (sv) | 1980-05-21 | 1981-05-20 | Forfarande for behandling av avloppsslam |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5710400A (enrdf_load_stackoverflow) |
| DE (1) | DE3120280C2 (enrdf_load_stackoverflow) |
| FR (1) | FR2482947B1 (enrdf_load_stackoverflow) |
| SE (1) | SE447650B (enrdf_load_stackoverflow) |
| SU (1) | SU994441A1 (enrdf_load_stackoverflow) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59154200A (ja) * | 1983-02-24 | 1984-09-03 | Ichikawa Keori Kk | スラツジの処理方法 |
| RU2122527C1 (ru) * | 1995-02-22 | 1998-11-27 | Дмитрий Александрович Данилович | Способ подготовки избыточного активного ила к механическому сгущению |
| DE19724049B4 (de) * | 1997-06-07 | 2005-04-28 | Loedige Maschb Ges Mit Beschra | Verfahren und Anlage zur Behandlung von Klärschlämmen oder Schlämmen ähnlicher Konsistenz |
| CN109368961A (zh) * | 2018-12-17 | 2019-02-22 | 海宁卡森皮革有限公司 | 一种皮革污泥处理方法及其装置 |
| CN114262132A (zh) * | 2021-12-15 | 2022-04-01 | 浙江工业大学 | 一种热处理协同絮凝剂提高污泥脱水的方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1050274A (enrdf_load_stackoverflow) * | 1900-01-01 | |||
| GB381799A (en) * | 1931-01-15 | 1932-10-13 | Max Pruss | Improvements in and relating to decomposition chambers for sewage sludge |
| JPS426187Y1 (enrdf_load_stackoverflow) * | 1964-11-25 | 1967-03-25 | ||
| DE1935229A1 (de) * | 1969-07-11 | 1971-02-04 | Werner Thorn | Verfahren zur Aufschliessung und Weiterverarbeitung von Klaerschlaemmen |
| DE2045162A1 (en) * | 1970-09-12 | 1972-06-08 | Rheinstahl Ag, 4300 Essen | Waste water sludges - flocculated after denaturing proteins |
| DE2153050A1 (de) * | 1971-10-25 | 1973-05-10 | Adolf Plinke Chemisch Tech Bue | Verfahren zur desinfektion und eindickung von schlamm beziehungsweise abwasser durch waermeeinwirkung und vorrichtungen zur durchfuehrung des verfahrens |
| JPS513953U (enrdf_load_stackoverflow) * | 1974-06-27 | 1976-01-13 | ||
| CA1074027A (en) * | 1975-10-14 | 1980-03-18 | Itt Industries | Process for the treatment of activated sludge |
| GB1521672A (en) * | 1976-12-14 | 1978-08-16 | Champion Int Corp | Treating activated sludge to facilitate dewatering thereo |
-
1980
- 1980-05-21 SU SU802922901A patent/SU994441A1/ru active
-
1981
- 1981-05-20 SE SE8103195A patent/SE447650B/sv not_active IP Right Cessation
- 1981-05-20 FR FR8110051A patent/FR2482947B1/fr not_active Expired
- 1981-05-21 JP JP7579281A patent/JPS5710400A/ja active Granted
- 1981-05-21 DE DE3120280A patent/DE3120280C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| SU994441A1 (ru) | 1983-02-07 |
| DE3120280C2 (de) | 1985-01-03 |
| SE8103195L (sv) | 1981-11-22 |
| DE3120280A1 (de) | 1982-06-16 |
| JPS5710400A (en) | 1982-01-19 |
| FR2482947A1 (fr) | 1981-11-27 |
| FR2482947B1 (fr) | 1985-07-05 |
| JPH021560B2 (enrdf_load_stackoverflow) | 1990-01-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
Ref document number: 8103195-7 Effective date: 19911209 Format of ref document f/p: F |