JPS641800U - - Google Patents
Info
- Publication number
- JPS641800U JPS641800U JP1987095844U JP9584487U JPS641800U JP S641800 U JPS641800 U JP S641800U JP 1987095844 U JP1987095844 U JP 1987095844U JP 9584487 U JP9584487 U JP 9584487U JP S641800 U JPS641800 U JP S641800U
- Authority
- JP
- Japan
- Prior art keywords
- aeration device
- opening
- sewage aeration
- pipe
- supply means
- 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
- 238000005273 aeration Methods 0.000 claims description 5
- 239000010865 sewage Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002351 wastewater 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
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Description
第１図は、本考案の汚水曝気装置の縦断面図で
あり、第２図は、第１図のスライドゲート部分の
拡大縦断面図であり、第３図は、スライドゲート
の調整による吐出流量と揚程の特性変化を示す図
であり、第４図は、本考案の汚水曝気装置の他の
実施例の縦断面図であり、第５図は、第４図のス
ライドゲートを説明する外観図であり、第６図は
、冬期（１月）における濾床体内循環流速とアン
モニア性窒素除去率の関係を水量負荷を変えて実
験した場合の特性図であり、第７図は、春期（５
月）の場合の特性図である。
３：垂直管、４，５：円錐形コーン、６：モー
タ、７：軸流羽根車、８：開口部、９：スライド
ゲート、１０：ベンチユリー管、１１：環状空気
室、１２：空気管、１３：絞り弁、１４：気孔。
Fig. 1 is a longitudinal sectional view of the wastewater aeration device of the present invention, Fig. 2 is an enlarged longitudinal sectional view of the slide gate portion of Fig. 1, and Fig. 3 is a discharge flow rate by adjusting the slide gate. FIG. 4 is a longitudinal sectional view of another embodiment of the sewage aeration device of the present invention, and FIG. 5 is an external view illustrating the slide gate of FIG. 4. Figure 6 is a characteristic diagram of the relationship between the circulation flow rate in the filter bed and the ammonia nitrogen removal rate in the winter (January) when the water volume load was changed, and Figure 7 is the characteristic diagram for the relationship between the circulation flow rate in the filter bed and the ammonia nitrogen removal rate in the winter (January).
FIG. 3: Vertical tube, 4, 5: Conical cone, 6: Motor, 7: Axial flow impeller, 8: Opening, 9: Slide gate, 10: Venture tube, 11: Annular air chamber, 12: Air tube, 13: Throttle valve, 14: Stomata.
Claims (1)
直列に配設し、前記ベンチユリー管のスロート部
に気体供給手段に連通する複数の気孔を穿設し、
前記流水管のすくなくとも一端に円錐形コーンを
対向して配設して円周状の開口部を形成し、この
開口部を開閉するスライドゲートを配設したこと
を特徴とする汚水曝気装置。 (2) 前記気体供給手段には、供給する気体流量
を調整する絞り弁が含まれていることを特徴とす
る実用新案登録請求の範囲第１項記載の汚水曝気
装置。 (3) 前記軸流羽根車が正逆回転切換可能である
ことを特徴とする実用新案登録請求の範囲第１項
または第２項記載の汚水曝気装置。[Scope of Claim for Utility Model Registration] (1) An axial flow impeller and a ventilate tube are arranged in series in a water flow pipe, and a plurality of air holes communicating with a gas supply means are bored in the throat portion of the ventilate pipe,
A sewage aeration device characterized in that a circumferential opening is formed by disposing conical cones facing each other at at least one end of the water pipe, and a slide gate for opening and closing this opening is disposed. (2) The sewage aeration device according to claim 1, wherein the gas supply means includes a throttle valve that adjusts the flow rate of the gas to be supplied. (3) The sewage aeration device according to claim 1 or 2, wherein the axial flow impeller can be switched between forward and reverse rotations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987095844U JPH0312399Y2 (en) | 1987-06-22 | 1987-06-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987095844U JPH0312399Y2 (en) | 1987-06-22 | 1987-06-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS641800U true JPS641800U (en) | 1989-01-06 |
| JPH0312399Y2 JPH0312399Y2 (en) | 1991-03-25 |
Family
ID=30960929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987095844U Expired JPH0312399Y2 (en) | 1987-06-22 | 1987-06-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0312399Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009207971A (en) * | 2008-03-03 | 2009-09-17 | Marsima Aqua System Corp | Air lift device |
| JP2010119904A (en) * | 2008-11-17 | 2010-06-03 | Marsima Aqua System Corp | Pneumatic water pump apparatus |
| KR102008858B1 (en) * | 2018-09-12 | 2019-08-07 | 주식회사 케이디 | Air Diffuser of Swirl Flow Circulation Type In Wastewater Treatment Apparatus |
-
1987
- 1987-06-22 JP JP1987095844U patent/JPH0312399Y2/ja not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009207971A (en) * | 2008-03-03 | 2009-09-17 | Marsima Aqua System Corp | Air lift device |
| JP2010119904A (en) * | 2008-11-17 | 2010-06-03 | Marsima Aqua System Corp | Pneumatic water pump apparatus |
| KR102008858B1 (en) * | 2018-09-12 | 2019-08-07 | 주식회사 케이디 | Air Diffuser of Swirl Flow Circulation Type In Wastewater Treatment Apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0312399Y2 (en) | 1991-03-25 |
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