JPH0116560B2 - - Google Patents
Info
- Publication number
- JPH0116560B2 JPH0116560B2 JP57227577A JP22757782A JPH0116560B2 JP H0116560 B2 JPH0116560 B2 JP H0116560B2 JP 57227577 A JP57227577 A JP 57227577A JP 22757782 A JP22757782 A JP 22757782A JP H0116560 B2 JPH0116560 B2 JP H0116560B2
- Authority
- JP
- Japan
- Prior art keywords
- nitrification
- wastewater
- nitrification step
- denitrification
- stage
- 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
Links
- 238000000034 method Methods 0.000 claims description 33
- 239000002351 wastewater Substances 0.000 claims description 21
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 14
- 238000000354 decomposition reaction Methods 0.000 claims description 10
- 230000001546 nitrifying effect Effects 0.000 claims description 8
- 229910021529 ammonia Inorganic materials 0.000 claims description 7
- 238000006386 neutralization reaction Methods 0.000 claims description 7
- -1 nitrogen-containing sulfur compounds Chemical class 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 description 28
- 239000007788 liquid Substances 0.000 description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 16
- 239000000243 solution Substances 0.000 description 14
- 239000002253 acid Substances 0.000 description 10
- 239000003795 chemical substances by application Substances 0.000 description 10
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 7
- 241000894006 Bacteria Species 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 4
- 238000010979 pH adjustment Methods 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 238000005273 aeration Methods 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 2
- 150000001408 amides Chemical class 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 230000003472 neutralizing effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000009435 amidation Effects 0.000 description 1
- 238000007112 amidation reaction Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 125000002349 hydroxyamino group Chemical group [H]ON([H])[*] 0.000 description 1
- 150000003949 imides Chemical class 0.000 description 1
- 229940005654 nitrite ion Drugs 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Landscapes
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22757782A JPS59123599A (ja) | 1982-12-28 | 1982-12-28 | 含窒素硫黄化合物およびアンモニア含有廃水の処理方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22757782A JPS59123599A (ja) | 1982-12-28 | 1982-12-28 | 含窒素硫黄化合物およびアンモニア含有廃水の処理方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59123599A JPS59123599A (ja) | 1984-07-17 |
| JPH0116560B2 true JPH0116560B2 (ko) | 1989-03-24 |
Family
ID=16863091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22757782A Granted JPS59123599A (ja) | 1982-12-28 | 1982-12-28 | 含窒素硫黄化合物およびアンモニア含有廃水の処理方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59123599A (ko) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104045153B (zh) * | 2014-06-29 | 2016-04-06 | 桂林理工大学 | 一种降低厌氧氨氧化反应器中一氧化二氮发生量的装置 |
| CN104045152B (zh) * | 2014-06-29 | 2015-12-30 | 桂林理工大学 | 一种对厌氧氨氧化运行过程进行优化的方法 |
| CN112028242A (zh) * | 2020-07-29 | 2020-12-04 | 江苏大学 | 一种抑制n2o排放的装置和方法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5561994A (en) * | 1978-11-02 | 1980-05-10 | Hitachi Zosen Corp | Method of reducing sulfureous nitrogen compounds in waste water |
| JPS5712893A (en) * | 1980-06-26 | 1982-01-22 | Mitsubishi Heavy Ind Ltd | Disposal of waste water |
-
1982
- 1982-12-28 JP JP22757782A patent/JPS59123599A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5561994A (en) * | 1978-11-02 | 1980-05-10 | Hitachi Zosen Corp | Method of reducing sulfureous nitrogen compounds in waste water |
| JPS5712893A (en) * | 1980-06-26 | 1982-01-22 | Mitsubishi Heavy Ind Ltd | Disposal of waste water |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59123599A (ja) | 1984-07-17 |
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