JPH0420676B2 - - Google Patents
Info
- Publication number
- JPH0420676B2 JPH0420676B2 JP58234794A JP23479483A JPH0420676B2 JP H0420676 B2 JPH0420676 B2 JP H0420676B2 JP 58234794 A JP58234794 A JP 58234794A JP 23479483 A JP23479483 A JP 23479483A JP H0420676 B2 JPH0420676 B2 JP H0420676B2
- Authority
- JP
- Japan
- Prior art keywords
- sludge
- tank
- treatment
- phosphorus
- passed
- 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.)
- Expired - Lifetime
Links
- 239000010802 sludge Substances 0.000 claims description 132
- 238000011282 treatment Methods 0.000 claims description 68
- 238000000034 method Methods 0.000 claims description 55
- 229910052698 phosphorus Inorganic materials 0.000 claims description 37
- 239000011574 phosphorus Substances 0.000 claims description 37
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 36
- 239000007788 liquid Substances 0.000 claims description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
- 230000008569 process Effects 0.000 claims description 18
- 229920000642 polymer Polymers 0.000 claims description 16
- 150000003839 salts Chemical class 0.000 claims description 15
- 238000004062 sedimentation Methods 0.000 claims description 14
- 208000005156 Dehydration Diseases 0.000 claims description 13
- 230000018044 dehydration Effects 0.000 claims description 13
- 238000006297 dehydration reaction Methods 0.000 claims description 13
- 239000010865 sewage Substances 0.000 claims description 11
- 239000002562 thickening agent Substances 0.000 claims description 11
- 238000005496 tempering Methods 0.000 claims description 10
- 230000008719 thickening Effects 0.000 claims description 6
- 238000011221 initial treatment Methods 0.000 claims description 5
- 238000003860 storage Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 9
- 125000002091 cationic group Chemical group 0.000 description 6
- 239000002253 acid Substances 0.000 description 5
- 239000000178 monomer Substances 0.000 description 5
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 4
- -1 alkali Metal salts Chemical class 0.000 description 4
- 229910052783 alkali metal Inorganic materials 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 229920001577 copolymer Polymers 0.000 description 4
- 229920000620 organic polymer Polymers 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 239000002351 wastewater Substances 0.000 description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 3
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 3
- 238000005273 aeration Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000008394 flocculating agent Substances 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 238000007670 refining Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000004065 wastewater treatment Methods 0.000 description 3
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 2
- 150000003926 acrylamides Chemical class 0.000 description 2
- 125000000129 anionic group Chemical group 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- 235000012255 calcium oxide Nutrition 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 230000003750 conditioning effect Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 229920001519 homopolymer Polymers 0.000 description 2
- 230000001373 regressive effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- IXPNQXFRVYWDDI-UHFFFAOYSA-N 1-methyl-2,4-dioxo-1,3-diazinane-5-carboximidamide Chemical compound CN1CC(C(N)=N)C(=O)NC1=O IXPNQXFRVYWDDI-UHFFFAOYSA-N 0.000 description 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- VMSBGXAJJLPWKV-UHFFFAOYSA-N 2-ethenylbenzenesulfonic acid Chemical compound OS(=O)(=O)C1=CC=CC=C1C=C VMSBGXAJJLPWKV-UHFFFAOYSA-N 0.000 description 1
- AGBXYHCHUYARJY-UHFFFAOYSA-N 2-phenylethenesulfonic acid Chemical compound OS(=O)(=O)C=CC1=CC=CC=C1 AGBXYHCHUYARJY-UHFFFAOYSA-N 0.000 description 1
- KGIGUEBEKRSTEW-UHFFFAOYSA-N 2-vinylpyridine Chemical compound C=CC1=CC=CC=N1 KGIGUEBEKRSTEW-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- 229920002101 Chitin Polymers 0.000 description 1
- 229920001661 Chitosan Polymers 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 229920006318 anionic polymer Polymers 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 229920006317 cationic polymer Polymers 0.000 description 1
- 229920006319 cationized starch Polymers 0.000 description 1
- 238000009264 composting Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 150000003017 phosphorus Chemical class 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 235000010413 sodium alginate Nutrition 0.000 description 1
- 229940005550 sodium alginate Drugs 0.000 description 1
- 239000000661 sodium alginate Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- NLVXSWCKKBEXTG-UHFFFAOYSA-N vinylsulfonic acid Chemical compound OS(=O)(=O)C=C NLVXSWCKKBEXTG-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Treatment Of Sludge (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58234794A JPS60129193A (ja) | 1983-12-13 | 1983-12-13 | 汚泥の処理方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58234794A JPS60129193A (ja) | 1983-12-13 | 1983-12-13 | 汚泥の処理方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60129193A JPS60129193A (ja) | 1985-07-10 |
| JPH0420676B2 true JPH0420676B2 (enrdf_load_stackoverflow) | 1992-04-06 |
Family
ID=16976491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58234794A Granted JPS60129193A (ja) | 1983-12-13 | 1983-12-13 | 汚泥の処理方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60129193A (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008080310A (ja) * | 2006-09-29 | 2008-04-10 | Kurita Water Ind Ltd | 汚泥脱水方法 |
| JP6038679B2 (ja) * | 2013-02-14 | 2016-12-07 | メタウォーター株式会社 | 汚泥処理システム |
| JP6664251B2 (ja) * | 2016-03-28 | 2020-03-13 | 株式会社北▲りょう▼ | 汚泥の脱水方法および汚泥用脱水装置 |
-
1983
- 1983-12-13 JP JP58234794A patent/JPS60129193A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60129193A (ja) | 1985-07-10 |
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