JP2021130069A - 気液分散装置 - Google Patents
気液分散装置 Download PDFInfo
- Publication number
- JP2021130069A JP2021130069A JP2020025174A JP2020025174A JP2021130069A JP 2021130069 A JP2021130069 A JP 2021130069A JP 2020025174 A JP2020025174 A JP 2020025174A JP 2020025174 A JP2020025174 A JP 2020025174A JP 2021130069 A JP2021130069 A JP 2021130069A
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- JP
- Japan
- Prior art keywords
- gas
- draft tube
- liquid
- air
- tank
- 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
- 239000007788 liquid Substances 0.000 title claims abstract description 76
- 239000006185 dispersion Substances 0.000 title claims abstract description 20
- 238000005273 aeration Methods 0.000 claims abstract description 30
- 238000000926 separation method Methods 0.000 claims abstract description 23
- 238000003756 stirring Methods 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 6
- 239000007921 spray Substances 0.000 abstract 1
- 238000005507 spraying Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 26
- 239000010802 sludge Substances 0.000 description 19
- 239000012528 membrane Substances 0.000 description 13
- 230000002093 peripheral effect Effects 0.000 description 7
- 238000005192 partition Methods 0.000 description 6
- 238000011268 retreatment Methods 0.000 description 4
- 239000010865 sewage Substances 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- MGWAGIQQTULHGU-UHFFFAOYSA-N CCC(CC)CN Chemical compound CCC(CC)CN MGWAGIQQTULHGU-UHFFFAOYSA-N 0.000 description 1
- 230000032770 biofilm formation Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Images
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
- Degasification And Air Bubble Elimination (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
Description
1a 天井板
2 ドラフトチューブ
2a 本体部
2b コーン状部
3 インペラ
3a 回転軸
4 散気手段
4a 散気ノズル
4b ブロワー
5 オーバーフロー管
6 原水供給管
7 バッフル
8 筒状体
9 多段ルーバー体
9a 筒体素子
10 段差部
11 散気手段
11a 高圧ノズル
12 排水設備
13 高効率高負荷塔
14 再処理槽
14a 活性汚泥槽部
14b 膜分離槽部
15 仕切壁
16 曝気ブロワー部
17 処理水排出部
17a 分離膜
18 返送ポンプ部
Claims (5)
- 曝気槽と、
該曝気槽内に設けたドラフトチューブと、
該ドラフトチューブ内に設けた散気手段と、
該散気手段から放出された気泡を、前記ドラフトチューブ内において下降させる下降手段と、
前記ドラフトチューブの上端開口を囲うように形成した、気液分離用の開口を有する筒状体とよりなることを特徴とする気液分散装置。 - 前記気液分離用の開口を有する筒状体は、少なくとも一部がメッシュ状の筒状体であることを特徴とする請求項1に記載の気液分散装置。
- 前記気液分離用の開口を有する筒状体は、筒状の筒体素子の複数を、上下方向に、所望の距離離間して、並べて形成した多段ルーバー体であることを特徴とする請求項1に記載の気液分散装置。
- 前記下降手段は、前記ドラフトチューブ内に、前記散気手段より上方に設けた撹拌手段であることを特徴とする請求項1、2、または3に記載の気液分散装置。
- 前記下降手段は、前記散気手段から放出された気泡を、下方に放出する放出手段であることを特徴とする請求項1、2、3または4に記載の気液分散装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020025174A JP7474602B2 (ja) | 2020-02-18 | 2020-02-18 | 気液分散装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020025174A JP7474602B2 (ja) | 2020-02-18 | 2020-02-18 | 気液分散装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021130069A true JP2021130069A (ja) | 2021-09-09 |
JP7474602B2 JP7474602B2 (ja) | 2024-04-25 |
Family
ID=77551743
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020025174A Active JP7474602B2 (ja) | 2020-02-18 | 2020-02-18 | 気液分散装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP7474602B2 (ja) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6145815A (en) | 1992-08-17 | 2000-11-14 | Praxair Technology, Inc. | System for enhanced gas dissolution having a hood positioned over the impeller with segregating rings |
JP2000288568A (ja) | 1999-04-06 | 2000-10-17 | Ataka Construction & Engineering Co Ltd | 汚水処理装置 |
JP3942307B2 (ja) | 1999-05-07 | 2007-07-11 | 日本碍子株式会社 | 担体の流動分離装置 |
JP3468732B2 (ja) | 1999-05-19 | 2003-11-17 | 株式会社クボタ | 担体攪拌分離装置 |
JP3560510B2 (ja) | 1999-08-03 | 2004-09-02 | 株式会社クボタ | 担体分離機能付曝気装置 |
JP4875777B1 (ja) | 2011-05-19 | 2012-02-15 | アタカ大機株式会社 | 曝気攪拌装置 |
-
2020
- 2020-02-18 JP JP2020025174A patent/JP7474602B2/ja active Active
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Publication number | Publication date |
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JP7474602B2 (ja) | 2024-04-25 |
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