JP7224084B2 - 通気素子 - Google Patents
通気素子 Download PDFInfo
- Publication number
- JP7224084B2 JP7224084B2 JP2019534317A JP2019534317A JP7224084B2 JP 7224084 B2 JP7224084 B2 JP 7224084B2 JP 2019534317 A JP2019534317 A JP 2019534317A JP 2019534317 A JP2019534317 A JP 2019534317A JP 7224084 B2 JP7224084 B2 JP 7224084B2
- Authority
- JP
- Japan
- Prior art keywords
- membrane
- carrier plate
- gas
- aeration element
- water
- 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.)
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- 238000009423 ventilation Methods 0.000 title 1
- 239000012528 membrane Substances 0.000 claims description 99
- 238000005273 aeration Methods 0.000 claims description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 14
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 230000001580 bacterial effect Effects 0.000 claims description 3
- 239000000356 contaminant Substances 0.000 claims description 3
- 229920002457 flexible plastic Polymers 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 239000013049 sediment Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 description 53
- 238000005276 aerator Methods 0.000 description 16
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 14
- 239000001301 oxygen Substances 0.000 description 14
- 229910052760 oxygen Inorganic materials 0.000 description 14
- 229920003023 plastic Polymers 0.000 description 7
- 239000004033 plastic Substances 0.000 description 7
- 239000000919 ceramic Substances 0.000 description 6
- 239000002245 particle Substances 0.000 description 5
- 238000009826 distribution Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000010802 sludge Substances 0.000 description 4
- 239000011324 bead Substances 0.000 description 3
- 239000006260 foam Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 229920002943 EPDM rubber Polymers 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000010943 off-gassing Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2312—Diffusers
- B01F23/23125—Diffusers characterised by the way in which they are assembled or mounted; Fabricating the parts of the diffusers
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/20—Activated sludge processes using diffusers
- C02F3/201—Perforated, resilient plastic diffusers, e.g. membranes, sheets, foils, tubes, hoses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2312—Diffusers
- B01F23/23122—Diffusers having elements opening under air pressure, e.g. valves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2312—Diffusers
- B01F23/23123—Diffusers consisting of rigid porous or perforated material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2312—Diffusers
- B01F23/23124—Diffusers consisting of flexible porous or perforated material, e.g. fabric
- B01F23/231241—Diffusers consisting of flexible porous or perforated material, e.g. fabric the outlets being in the form of perforations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2312—Diffusers
- B01F23/23124—Diffusers consisting of flexible porous or perforated material, e.g. fabric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2312—Diffusers
- B01F23/23126—Diffusers characterised by the shape of the diffuser element
- B01F23/231262—Diffusers characterised by the shape of the diffuser element having disc shape
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2312—Diffusers
- B01F23/23126—Diffusers characterised by the shape of the diffuser element
- B01F23/231264—Diffusers characterised by the shape of the diffuser element being in the form of plates, flat beams, flat membranes or films
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/71805—Feed mechanisms characterised by the means for feeding the components to the mixer using valves, gates, orifices or openings
-
- 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
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Description
2 気体ポート
3 キャリア板
4 膜
5 気体出口開口部
11 エアレーション素子
12 気体ポート
13 キャリア板
14 膜
15 気体出口開口部
16 締め付け素子
17 中央空気分配器
18 フロート
19 貫通開口部
20 接着剤
21 気体クッション
22 境界壁
23 開口部
Claims (9)
- 少なくとも1つの気体ポート(12)と、少なくとも1つのキャリア板(13)と、前記少なくとも1つの気体ポート(12)及び/又は前記少なくとも1つのキャリア板(13)に接続されている少なくとも1つの弾性的に変形可能な膜(14)とを有する、気体を液体に導入するエアレーション素子であって、前記少なくとも1つの膜(14)と前記少なくとも1つのキャリア板(13)との間に形成可能な空間は、前記気体ポート(12)と流れ接続しており、前記少なくとも1つのキャリア板(13)は、多数の気体出口開口部(15)を有し、
前記少なくとも1つの膜(14)は、水よりも低い密度を有する材料の特定の部分に含まれる、及び/又は、前記少なくとも1つの膜(14)に、水よりも低い密度を有する少なくとも1つのフロート(18)が設けられており、
前記少なくとも1つの膜(14)は、水よりも低い密度を有するフロート(18)が、前記少なくとも1つの膜(14)の2つの層の間に密閉されている、多層構造を特定の部分に少なくとも有することを特徴とし、
空気泡は、前記少なくとも1つの膜(14)の2つの層の間に密閉されていることを特徴とする、エアレーション素子。 - 前記少なくとも1つのキャリア板(13)及び前記少なくとも1つの膜(14)は、無負荷状態で順に重ねて特定の領域に少なくとも位置し、それらの外周で互いに密閉接続されているディスクとして形成されていることを特徴とする、請求項1に記載のエアレーション素子。
- 前記少なくとも1つのキャリア板(13)及び前記少なくとも1つの膜(14)は、締め付け素子(16)によってそれらの外周で互いに接続されていることを特徴とする、請求項2に記載のエアレーション素子。
- 前記少なくとも1つのキャリア板(13)及び前記少なくとも1つの膜(14)は、接着剤(20)及び/又は溶接継手によってそれらの外周で互いに接続されていることを特徴とする、請求項2に記載のエアレーション素子。
- 前記少なくとも1つのキャリア板(13)は、前記少なくとも1つの膜(14)よりも硬質の材料からなることを特徴とする、請求項1~4のいずれか一項に記載のエアレーション素子。
- 前記少なくとも1つのキャリア板(13)に、液滴を形成する気体泡に導電性のある塗膜及び/又は上塗り層が設けられていることを特徴とする、請求項1~5のいずれか一項に記載のエアレーション素子。
- 前記少なくとも1つのキャリア板(13)に、細菌付着物、汚染物及び/又は堆積物の影響を打ち消す塗膜及び/又は上塗り層が設けられていることを特徴とする、請求項1~6のいずれか一項に記載のエアレーション素子。
- 前記少なくとも1つの膜(14)は、水不透過性材料及び空気不透過性材料からなる軟質可撓性プラスチック膜であることを特徴とする、請求項1~7のいずれか一項に記載のエアレーション素子。
- 前記少なくとも1つの膜(14)は、前記少なくとも1つのキャリア板(13)から離れて面する側で、水よりも低い密度を有する少なくとも1つのフロート(18)に接続されており、及び/又は、前記少なくとも1つの膜(14)は開又は閉気体クッション(21)を含むことを特徴とする、請求項1~8のいずれか一項に記載のエアレーション素子。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102017100938.8 | 2017-01-18 | ||
DE102017100938.8A DE102017100938A1 (de) | 2017-01-18 | 2017-01-18 | Belüftungselement |
PCT/EP2018/050170 WO2018134052A1 (de) | 2017-01-18 | 2018-01-04 | Belüftungselement |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020505217A JP2020505217A (ja) | 2020-02-20 |
JP7224084B2 true JP7224084B2 (ja) | 2023-02-17 |
Family
ID=60935884
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019534317A Active JP7224084B2 (ja) | 2017-01-18 | 2018-01-04 | 通気素子 |
Country Status (9)
Country | Link |
---|---|
US (1) | US11235292B2 (ja) |
EP (1) | EP3570966B1 (ja) |
JP (1) | JP7224084B2 (ja) |
KR (1) | KR102482907B1 (ja) |
CN (1) | CN110191753B (ja) |
AU (1) | AU2018209041B2 (ja) |
CA (1) | CA3050179C (ja) |
DE (1) | DE102017100938A1 (ja) |
WO (1) | WO2018134052A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102016113204B3 (de) * | 2016-07-18 | 2018-01-18 | Alexander Ott | Begasungseinrichtung |
US11179684B2 (en) * | 2017-09-20 | 2021-11-23 | New Jersey Institute Of Technology | System, device, and method to manufacture nanobubbles |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007190462A (ja) | 2006-01-17 | 2007-08-02 | Jfe Engineering Kk | 散気板及び散気装置 |
JP2009511292A (ja) | 2005-10-07 | 2009-03-19 | ダウ グローバル テクノロジーズ インコーポレイティド | 多層弾性フィルム構造 |
WO2016041488A1 (en) | 2014-09-19 | 2016-03-24 | The Hong Kong University Of Science And Technology | Antimicrobial coating for long-term disinfection of surfaces |
JP2016198700A (ja) | 2015-04-08 | 2016-12-01 | 日東電工株式会社 | 散気部材、散気板及び散気装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3490752A (en) * | 1966-09-02 | 1970-01-20 | Martin Danjes | Aeration device for sewage plants with biological purification |
US3754740A (en) * | 1971-02-18 | 1973-08-28 | Westinghouse Electric Corp | Gas distributor |
DE2261994A1 (de) * | 1972-12-19 | 1974-06-20 | Martin Dipl-Ing Danjes | Einrichtung zum feinblasigen belueften von abwasser |
US3953554A (en) * | 1973-07-11 | 1976-04-27 | Ashland Vault Incorporated | Diffuser for aeration systems |
US4711933A (en) * | 1986-11-10 | 1987-12-08 | General Electric Company | Polyetherimide esters |
JPH0418658Y2 (ja) * | 1987-03-25 | 1992-04-27 | ||
DE59203384D1 (de) * | 1991-12-20 | 1995-09-28 | Huber+Suhner Ag | Einrichtung zum Begasen einer Flüssigkeit. |
US5215686A (en) * | 1992-07-28 | 1993-06-01 | Refractron Technologies Corporation | Diffuser body and method of manufacture |
KR200163967Y1 (ko) | 1999-07-01 | 2000-02-15 | 강성일 | 에어플렉스돔형멤브레인산기관 |
CN105036305B (zh) * | 2015-07-13 | 2017-07-07 | 北京伊柏机电设备有限公司 | 一种曝气装置及微孔筛装置 |
-
2017
- 2017-01-18 DE DE102017100938.8A patent/DE102017100938A1/de not_active Withdrawn
-
2018
- 2018-01-04 JP JP2019534317A patent/JP7224084B2/ja active Active
- 2018-01-04 CN CN201880007171.3A patent/CN110191753B/zh active Active
- 2018-01-04 AU AU2018209041A patent/AU2018209041B2/en active Active
- 2018-01-04 KR KR1020197022791A patent/KR102482907B1/ko active IP Right Grant
- 2018-01-04 US US16/478,811 patent/US11235292B2/en active Active
- 2018-01-04 WO PCT/EP2018/050170 patent/WO2018134052A1/de active Search and Examination
- 2018-01-04 EP EP18700052.6A patent/EP3570966B1/de active Active
- 2018-01-04 CA CA3050179A patent/CA3050179C/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009511292A (ja) | 2005-10-07 | 2009-03-19 | ダウ グローバル テクノロジーズ インコーポレイティド | 多層弾性フィルム構造 |
JP2007190462A (ja) | 2006-01-17 | 2007-08-02 | Jfe Engineering Kk | 散気板及び散気装置 |
WO2016041488A1 (en) | 2014-09-19 | 2016-03-24 | The Hong Kong University Of Science And Technology | Antimicrobial coating for long-term disinfection of surfaces |
JP2016198700A (ja) | 2015-04-08 | 2016-12-01 | 日東電工株式会社 | 散気部材、散気板及び散気装置 |
Also Published As
Publication number | Publication date |
---|---|
EP3570966B1 (de) | 2021-03-10 |
US11235292B2 (en) | 2022-02-01 |
CN110191753A (zh) | 2019-08-30 |
WO2018134052A1 (de) | 2018-07-26 |
DE102017100938A1 (de) | 2018-07-19 |
US20190374910A1 (en) | 2019-12-12 |
CA3050179C (en) | 2023-06-06 |
EP3570966A1 (de) | 2019-11-27 |
KR102482907B1 (ko) | 2022-12-29 |
CA3050179A1 (en) | 2018-07-26 |
KR20190104190A (ko) | 2019-09-06 |
AU2018209041A1 (en) | 2019-08-01 |
JP2020505217A (ja) | 2020-02-20 |
CN110191753B (zh) | 2022-06-14 |
AU2018209041B2 (en) | 2022-01-06 |
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