JPS5867396A - 廃水中の窒素・リンの除去方法 - Google Patents
廃水中の窒素・リンの除去方法Info
- Publication number
- JPS5867396A JPS5867396A JP56125372A JP12537281A JPS5867396A JP S5867396 A JPS5867396 A JP S5867396A JP 56125372 A JP56125372 A JP 56125372A JP 12537281 A JP12537281 A JP 12537281A JP S5867396 A JPS5867396 A JP S5867396A
- Authority
- JP
- Japan
- Prior art keywords
- water
- solids
- tank
- phosphorus
- reaction
- 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
- 229910052698 phosphorus Inorganic materials 0.000 title claims abstract description 34
- 239000011574 phosphorus Substances 0.000 title claims abstract description 31
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 239000002351 wastewater Substances 0.000 title claims abstract description 20
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims description 27
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 55
- 239000007787 solid Substances 0.000 claims abstract description 51
- 239000001506 calcium phosphate Substances 0.000 claims description 19
- 229910000389 calcium phosphate Inorganic materials 0.000 claims description 19
- 235000011010 calcium phosphates Nutrition 0.000 claims description 19
- 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 claims description 19
- 239000007795 chemical reaction product Substances 0.000 claims description 14
- 206010040844 Skin exfoliation Diseases 0.000 claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- JVMRPSJZNHXORP-UHFFFAOYSA-N ON=O.ON=O.ON=O.N Chemical compound ON=O.ON=O.ON=O.N JVMRPSJZNHXORP-UHFFFAOYSA-N 0.000 claims description 4
- 239000000047 product Substances 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims 1
- 238000010907 mechanical stirring Methods 0.000 claims 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract description 12
- 239000003795 chemical substances by application Substances 0.000 abstract description 5
- 239000007788 liquid Substances 0.000 abstract description 5
- 239000004576 sand Substances 0.000 abstract description 5
- 229910052586 apatite Inorganic materials 0.000 abstract description 3
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 abstract description 3
- 239000000920 calcium hydroxide Substances 0.000 abstract description 3
- 235000011116 calcium hydroxide Nutrition 0.000 abstract description 3
- 229910001861 calcium hydroxide Inorganic materials 0.000 abstract description 3
- VSIIXMUUUJUKCM-UHFFFAOYSA-D pentacalcium;fluoride;triphosphate Chemical compound [F-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O VSIIXMUUUJUKCM-UHFFFAOYSA-D 0.000 abstract description 3
- 238000007654 immersion Methods 0.000 abstract description 2
- 229910002651 NO3 Inorganic materials 0.000 abstract 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 abstract 1
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 abstract 1
- 230000000644 propagated effect Effects 0.000 abstract 1
- 239000011575 calcium Substances 0.000 description 8
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 5
- 229910052791 calcium Inorganic materials 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 239000002367 phosphate rock Substances 0.000 description 5
- 239000010802 sludge Substances 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 238000011001 backwashing Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000005243 fluidization Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- -1 phosphorus compound Chemical class 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- 241000218691 Cupressaceae Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 1
- 239000003830 anthracite Substances 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 239000000852 hydrogen donor Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Biological Treatment Of Waste Water (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56125372A JPS5867396A (ja) | 1981-08-12 | 1981-08-12 | 廃水中の窒素・リンの除去方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56125372A JPS5867396A (ja) | 1981-08-12 | 1981-08-12 | 廃水中の窒素・リンの除去方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5867396A true JPS5867396A (ja) | 1983-04-21 |
| JPH0133238B2 JPH0133238B2 (enrdf_load_stackoverflow) | 1989-07-12 |
Family
ID=14908496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56125372A Granted JPS5867396A (ja) | 1981-08-12 | 1981-08-12 | 廃水中の窒素・リンの除去方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5867396A (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004322023A (ja) * | 2003-04-28 | 2004-11-18 | Nippon Steel Chem Co Ltd | 硝酸性窒素処理材及び硝酸性窒素処理方法 |
| JP2010089051A (ja) * | 2008-10-10 | 2010-04-22 | Kurita Water Ind Ltd | リン酸、硝酸および有機酸含有水の処理方法および処理装置 |
| CN104764740A (zh) * | 2015-03-31 | 2015-07-08 | 烟台大学 | 一种总有机碳与总磷同步连续自动测定的方法与仪器 |
-
1981
- 1981-08-12 JP JP56125372A patent/JPS5867396A/ja active Granted
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004322023A (ja) * | 2003-04-28 | 2004-11-18 | Nippon Steel Chem Co Ltd | 硝酸性窒素処理材及び硝酸性窒素処理方法 |
| JP2010089051A (ja) * | 2008-10-10 | 2010-04-22 | Kurita Water Ind Ltd | リン酸、硝酸および有機酸含有水の処理方法および処理装置 |
| CN104764740A (zh) * | 2015-03-31 | 2015-07-08 | 烟台大学 | 一种总有机碳与总磷同步连续自动测定的方法与仪器 |
| CN104764740B (zh) * | 2015-03-31 | 2017-04-26 | 烟台大学 | 一种总有机碳与总磷同步连续自动测定的方法与仪器 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0133238B2 (enrdf_load_stackoverflow) | 1989-07-12 |
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