JPS6349355Y2 - - Google Patents
Info
- Publication number
- JPS6349355Y2 JPS6349355Y2 JP1983088845U JP8884583U JPS6349355Y2 JP S6349355 Y2 JPS6349355 Y2 JP S6349355Y2 JP 1983088845 U JP1983088845 U JP 1983088845U JP 8884583 U JP8884583 U JP 8884583U JP S6349355 Y2 JPS6349355 Y2 JP S6349355Y2
- Authority
- JP
- Japan
- Prior art keywords
- water
- filtration
- tank
- layer
- filter medium
- 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
- 238000001914 filtration Methods 0.000 claims description 56
- 239000000835 fiber Substances 0.000 claims description 26
- 238000005273 aeration Methods 0.000 claims description 18
- 238000011001 backwashing Methods 0.000 claims description 17
- 239000010802 sludge Substances 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 11
- 230000014759 maintenance of location Effects 0.000 claims description 9
- 244000005700 microbiome Species 0.000 claims description 8
- 238000009395 breeding Methods 0.000 claims description 6
- 230000001488 breeding effect Effects 0.000 claims description 6
- 238000004065 wastewater treatment Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 75
- 239000010410 layer Substances 0.000 description 36
- 238000000034 method Methods 0.000 description 15
- 238000005406 washing Methods 0.000 description 12
- 238000004140 cleaning Methods 0.000 description 7
- 230000005484 gravity Effects 0.000 description 7
- 239000010797 grey water Substances 0.000 description 6
- 230000000813 microbial effect Effects 0.000 description 6
- 239000004576 sand Substances 0.000 description 6
- 239000002351 wastewater Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000011049 filling Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- 238000007664 blowing Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000009287 sand filtration Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 2
- 239000003830 anthracite Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- JVMRPSJZNHXORP-UHFFFAOYSA-N ON=O.ON=O.ON=O.N Chemical compound ON=O.ON=O.ON=O.N JVMRPSJZNHXORP-UHFFFAOYSA-N 0.000 description 1
- 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 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 125000001477 organic nitrogen group Chemical group 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 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
- Activated Sludge Processes (AREA)
- Biological Treatment Of Waste Water (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983088845U JPS59193597U (ja) | 1983-06-10 | 1983-06-10 | 排水処理装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983088845U JPS59193597U (ja) | 1983-06-10 | 1983-06-10 | 排水処理装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59193597U JPS59193597U (ja) | 1984-12-22 |
| JPS6349355Y2 true JPS6349355Y2 (enrdf_load_html_response) | 1988-12-19 |
Family
ID=30218744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1983088845U Granted JPS59193597U (ja) | 1983-06-10 | 1983-06-10 | 排水処理装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59193597U (enrdf_load_html_response) |
-
1983
- 1983-06-10 JP JP1983088845U patent/JPS59193597U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59193597U (ja) | 1984-12-22 |
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