JPS58143897A - 汚泥の脱水処理方法 - Google Patents
汚泥の脱水処理方法Info
- Publication number
- JPS58143897A JPS58143897A JP57022823A JP2282382A JPS58143897A JP S58143897 A JPS58143897 A JP S58143897A JP 57022823 A JP57022823 A JP 57022823A JP 2282382 A JP2282382 A JP 2282382A JP S58143897 A JPS58143897 A JP S58143897A
- Authority
- JP
- Japan
- Prior art keywords
- sludge
- inorganic flocculant
- added
- mixed
- dewatering
- 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.)
- Granted
Links
- 239000010802 sludge Substances 0.000 title claims abstract description 143
- 230000018044 dehydration Effects 0.000 title claims abstract description 18
- 238000006297 dehydration reaction Methods 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910021578 Iron(III) chloride Inorganic materials 0.000 claims abstract description 15
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims abstract description 15
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 12
- 239000002351 wastewater Substances 0.000 claims abstract description 11
- 239000003513 alkali Substances 0.000 claims abstract description 6
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims description 43
- 230000008569 process Effects 0.000 claims description 20
- 238000003756 stirring Methods 0.000 claims description 19
- 238000005189 flocculation Methods 0.000 claims description 10
- 230000016615 flocculation Effects 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 230000002378 acidificating effect Effects 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 16
- 238000002407 reforming Methods 0.000 abstract description 13
- 238000000926 separation method Methods 0.000 abstract description 11
- 229910052742 iron Inorganic materials 0.000 abstract description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract description 6
- 238000002156 mixing Methods 0.000 abstract description 6
- 230000003311 flocculating effect Effects 0.000 abstract description 4
- 229910052751 metal Inorganic materials 0.000 abstract description 4
- 239000002184 metal Substances 0.000 abstract description 4
- 150000002739 metals Chemical class 0.000 abstract description 4
- 239000008394 flocculating agent Substances 0.000 abstract description 3
- 230000008719 thickening Effects 0.000 abstract description 2
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 abstract 1
- 244000144992 flock Species 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 23
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 19
- 208000005156 Dehydration Diseases 0.000 description 14
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 9
- 239000000920 calcium hydroxide Substances 0.000 description 9
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 9
- 235000011116 calcium hydroxide Nutrition 0.000 description 9
- 229910052789 astatine Inorganic materials 0.000 description 6
- 239000010800 human waste Substances 0.000 description 5
- 238000010979 pH adjustment Methods 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 238000004065 wastewater treatment Methods 0.000 description 3
- 238000005345 coagulation Methods 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 235000010755 mineral Nutrition 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 229910021577 Iron(II) chloride Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000004520 agglutination Effects 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 238000009264 composting Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 230000004720 fertilization Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 description 1
- FLTRNWIFKITPIO-UHFFFAOYSA-N iron;trihydrate Chemical compound O.O.O.[Fe] FLTRNWIFKITPIO-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 235000019645 odor Nutrition 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
Landscapes
- Treatment Of Sludge (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57022823A JPS58143897A (ja) | 1982-02-17 | 1982-02-17 | 汚泥の脱水処理方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57022823A JPS58143897A (ja) | 1982-02-17 | 1982-02-17 | 汚泥の脱水処理方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58143897A true JPS58143897A (ja) | 1983-08-26 |
| JPH0117759B2 JPH0117759B2 (enrdf_load_stackoverflow) | 1989-03-31 |
Family
ID=12093407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57022823A Granted JPS58143897A (ja) | 1982-02-17 | 1982-02-17 | 汚泥の脱水処理方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58143897A (enrdf_load_stackoverflow) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012166117A (ja) * | 2011-02-10 | 2012-09-06 | Kurita Water Ind Ltd | 汚泥脱水方法 |
| JP2013233509A (ja) * | 2012-05-09 | 2013-11-21 | Swing Corp | 有機性汚泥の脱水方法及び装置 |
| WO2021192922A1 (ja) * | 2020-03-27 | 2021-09-30 | 住友金属鉱山エンジニアリング株式会社 | 被処理水の処理方法、及びその処理方法を含む排水処理方法 |
| JP2023027960A (ja) * | 2021-08-18 | 2023-03-03 | 中国電力株式会社 | 汚泥の処理方法 |
-
1982
- 1982-02-17 JP JP57022823A patent/JPS58143897A/ja active Granted
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012166117A (ja) * | 2011-02-10 | 2012-09-06 | Kurita Water Ind Ltd | 汚泥脱水方法 |
| JP2013233509A (ja) * | 2012-05-09 | 2013-11-21 | Swing Corp | 有機性汚泥の脱水方法及び装置 |
| WO2021192922A1 (ja) * | 2020-03-27 | 2021-09-30 | 住友金属鉱山エンジニアリング株式会社 | 被処理水の処理方法、及びその処理方法を含む排水処理方法 |
| WO2021192246A1 (ja) * | 2020-03-27 | 2021-09-30 | 住友金属鉱山エンジニアリング株式会社 | 被処理水の処理方法、及びその処理方法を含む排水処理方法 |
| JP7010564B1 (ja) * | 2020-03-27 | 2022-01-26 | 住友金属鉱山エンジニアリング株式会社 | 被処理水の処理方法、及びその処理方法を含む排水処理方法 |
| CN115362135A (zh) * | 2020-03-27 | 2022-11-18 | 住友金属矿山工程株式会社 | 被处理水的处理方法以及包括该处理方法的废水处理方法 |
| JP2023027960A (ja) * | 2021-08-18 | 2023-03-03 | 中国電力株式会社 | 汚泥の処理方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0117759B2 (enrdf_load_stackoverflow) | 1989-03-31 |
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