IL42823A - Sewage treatment process and apparatus - Google Patents
Sewage treatment process and apparatusInfo
- Publication number
- IL42823A IL42823A IL42823A IL4282373A IL42823A IL 42823 A IL42823 A IL 42823A IL 42823 A IL42823 A IL 42823A IL 4282373 A IL4282373 A IL 4282373A IL 42823 A IL42823 A IL 42823A
- Authority
- IL
- Israel
- Prior art keywords
- sewage
- air
- process according
- transmitting
- ultrasonic energy
- Prior art date
Links
- 239000010865 sewage Substances 0.000 title claims 41
- 238000000034 method Methods 0.000 title claims 26
- 239000002245 particle Substances 0.000 claims 16
- 239000007788 liquid Substances 0.000 claims 15
- 239000010409 thin film Substances 0.000 claims 10
- 238000010438 heat treatment Methods 0.000 claims 8
- 239000011248 coating agent Substances 0.000 claims 7
- 238000000576 coating method Methods 0.000 claims 7
- 239000005416 organic matter Substances 0.000 claims 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 4
- 230000003647 oxidation Effects 0.000 claims 4
- 238000007254 oxidation reaction Methods 0.000 claims 4
- 229910052760 oxygen Inorganic materials 0.000 claims 4
- 239000001301 oxygen Substances 0.000 claims 4
- 239000007921 spray Substances 0.000 claims 4
- 238000005507 spraying Methods 0.000 claims 4
- 239000000126 substance Substances 0.000 claims 4
- 230000000694 effects Effects 0.000 claims 2
- 230000001678 irradiating effect Effects 0.000 claims 2
- 244000005700 microbiome Species 0.000 claims 2
- 239000007787 solid Substances 0.000 claims 2
- 238000010521 absorption reaction Methods 0.000 claims 1
- 239000010408 film Substances 0.000 claims 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
- C02F1/325—Irradiation devices or lamp constructions
-
- 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
- B01F23/21—Mixing gases with liquids by introducing liquids into gaseous media
- B01F23/213—Mixing gases with liquids by introducing liquids into gaseous media by spraying or atomising of the liquids
- B01F23/2133—Mixing gases with liquids by introducing liquids into gaseous media by spraying or atomising of the liquids using electric, sonic or ultrasonic energy
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/34—Treatment of water, waste water, or sewage with mechanical oscillations
- C02F1/36—Treatment of water, waste water, or sewage with mechanical oscillations ultrasonic vibrations
-
- 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
-
- 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
- C02F3/24—Activated sludge processes using free-fall aeration or spraying
-
- 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
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Organic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Physical Water Treatments (AREA)
- Biological Treatment Of Waste Water (AREA)
- Treatment Of Biological Wastes In General (AREA)
- Activated Sludge Processes (AREA)
- Treatment Of Sludge (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Claims (34)
1. A process for treating sewage, the sewage including liquid, solid organic matter and aerobic organisms, the process comprising: spraying the sewage into air, and transmitting ultrasonic energy to the sewage to reduce the liquid particle size of the sewage and coat said reduced liquid particles with air to provide said aerobic organisms with oxygen, from said coating of air, to utilise in the process of bio-chemical oxidation whereby the aerobic organisms convert the organic matter to a more stable form.
2. A process according to claim 1 wherein the sewage is sprayed as a thin film, and the ultrasonic energy is transmitted to the thin film.
3. A process according to claim 1 comprising heating the sewage to enhance the activity of said aerobic organisms and wherein the sewage is sprayed as a thin film, and the ultrasonic energy is transmitted to the thin film.
4. A process according to claim 3 wherein the sewage is heated to approximately 8°Έ.
5. A process according to claim 1 further comprising: passing the sewage through a passageway formed internally of an electro-acoustic horn, impinging the sewage against an impinging member provided centrally of a spiral nozzle attached to the electroacoustic horn and aligned concentrically with said passageway, upon being impinged against said impinging member, the sewage being dispersed as a spray to reduce the particle size of the sewage and to coat the reduced liquid particles with air to enhance the Z¾2 collecting a portion of said dispersed sewage on the convolutions of said nozzle to form the sewage into a thin film, and transmitting the ultrasonic energy of the sewage in said thin film form collected on said nozzle convolutions to further reduce the size of said liquid particles and to further coat said liquid particles of further reduced size with additional air, said additional air providing additional oxygen for said aerobic organisms to utilise in the bio-chemical oxidation process of converting said organic matter to a more stable form.
6. A process according to any one of the preceding claims wherein the ultrasonic energy is transmitted at a frequency within the range 10 kHz to 100 kHz.
7. A process according to any one of the preceding claims wherein the ultrasonic energy is transmitted at a frequency within the range 20 kHz to 50 kHz.
8. A process according to any one of the preceding claims wherein the ultrasonic energy is transmitted at a frequency within the range 20 kHz to 30 kHz.
9. A process according to any one of the preceding claims further comprising pre-heating said coating air to a predetermined temperature to compensate for any heat loss in the process of reducing the particle size in the presence of said coating air.
10. A process according to claim 9 wherein said predetermined temperature is approximately 98°F.
11. A process according to any one of the preceding claims further comprising concurrently with transmitting the ultrasonic energy to the sewage, irradiating the sewage with ultraviolet light to sensitise micro-organisms contained in the sewage for subsequent treatment.
12. Λ process according to claim 11 wherein the ultraviolet energy has a i-n the range 1800 to 4500 L.
13. A process according to any one of claims 1 to 10 further comprising transmitting microwave energy to a humid atmosphere comprising said reduced liquid particles.
14. A process according to claim 13 wherein the microwave energy has a frequency in the range 100 MHz to 300 ,000 MHz.
15. A process according to claim 13 or claim 14 wherein the microwave energy in said humid atmosphere is at an energy level greater than 0.01
16. A process according to claim 13, claim 14 or claim 15 wherein the humidity of said humid atmosphere is in the range 3O70 to 90 *·
17. Apparatus when used for treating sewage, the sewage including liquid, solid organic matter and aerobic organisms, the apparatus comprising: means for spraying the sewage into air, and means for transmitting ultrasonic energy to the sewage to reduce the liquid particle size of the sewage and coat said reduced liquid particles with air to provide said aerobic organisms with oxygen, from said coating of air, to utilise in the process of bio-chemical oxidation whereby the aerobic orgejiisms convert the organic matter to a more stable form.
18. 13. Apparatus according to claim 17 wherein the spraying means sprays ultrasonic energy to the thin film.
19. Apparatus according to claim 17 or claim 18 further comprising means for heating the sewage to enhance the activity of said aerobic organisms, and wherein said spraying means sprays the sewage as a thin film, and the transmitting means is arranged to transmit the ultrasonic energ to the film.
20. Apparatus according to claim 19 wherein said heating means is capable of heating the sewage to approximately 98°F.
21. Apparatus according to claim 17 further comprising: an electroacoustic horn, means for passing the sewage through a passageway formed internally of the electroacoustic horn, means for impinging the sewage against an impinging member provided centrally of a spiral nozzle attached to the electroacoustic horn and aligned concentrically with said passageway, upon being impinged against said impinging member, the sewage being dispersed as a spray to reduce the particle size of the sewage and to coat the reduced liquid particles with air to enhance the air to liquid absorption of the sewage, means for collecting a portion of said dispersed sewage on the convolutions of said nozzle to form the sewage into a thin film, and means for transmitting the ultrasonic energy to the sewage in said thin film form collected on said nozzle convolutions to further reduce the size of said liquid particles and to further coat said liquid particles of further reduced size with additional air, said additional air providing additional oxygen for said aerobic organisms to utilise in the bio-chemical oxidation process of converting said organic matter to a more stable form.
22. Apparatus according to any one of claims 17 to 21 wherein said
23. Apparatus according to any one of claims 17 to 21 wherein the transmitting means transmits the ultrasonic energy at a frequency within the range 20 kHz to 50 kHz.
24. Apparatus according to any one of claims .17 to 21 wherein the transmitting means transmits the ultrasonic energy at a frequency within the range 20 kHz to 30 kHz.
25. · Apparatus according to any one of claims 17 to 24 further comprising means for pre-heating said coating air to a predetermined temperature to compensate for any heat loss in the process of reducing the particle size in the present of said coating air.
26. Apparatus according to claim 25 wherein said pre-heating means is capable of pre-heating said coating air to a temperature of approximately 98°F.
27. · Apparatus according to any one of claims 17 to 26 further comprising means for irradiating the sewage with ultraviolet light, concurrently with transmitting the ultrasonic energy to the sewage, to sensitise micro-Organisms contained in the sewage for subsequent treatment.
28. Apparatus according to claim 27 wherein the ultraviolet energy has a wavelength in the range 1800 to 4500
29. Apparatus according to any one of claims 17 to 26 further comprising means for transmitting microwave energy to a humid atmosphere comprising said reduced liquid particles.
30. Apparatus according to claim 29 wherein the microwave energy has a frequency in the range 100 MHz to 300 ,000 MHz.
31. Apparatus according to claim 29 or claim 30 wherein said means for transmitting microwave energy is capable of transmitting microwave energy into said humid atmosphere at an energy level greater than 0.01
32. Apparatus according to claim 29 , claim 30 or claim 31 further comprising means to maintain the humidity of said humid atmosphere in the range 30?¾ to 90?ό.
33. · A process for treating sewage, the process being substantially as any one of the embodiments described with reference to Figures 2 to 8 of the accompanying drawings.
34. Apparatus for treating sewage, the apparatus being substantially as any one of the embodiments described with reference to Figures 2 to 8 of the accompanying drawings.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US28184372A | 1972-08-18 | 1972-08-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL42823A0 IL42823A0 (en) | 1973-10-25 |
| IL42823A true IL42823A (en) | 1976-06-30 |
Family
ID=23079009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL42823A IL42823A (en) | 1972-08-18 | 1973-07-25 | Sewage treatment process and apparatus |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS4952446A (en) |
| CA (1) | CA1028431A (en) |
| DE (1) | DE2338842A1 (en) |
| FR (1) | FR2196295B1 (en) |
| GB (1) | GB1442454A (en) |
| IL (1) | IL42823A (en) |
| IT (1) | IT995079B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102757162A (en) * | 2012-08-12 | 2012-10-31 | 周利坤 | Oily sludge treatment process and device |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS553989B2 (en) * | 1973-09-25 | 1980-01-28 | ||
| DE2856537A1 (en) * | 1978-12-28 | 1980-07-10 | Kasachskij G Uni Im S M Kirowa | WATER TREATMENT DEVICE |
| FR2460329B2 (en) * | 1979-06-29 | 1985-07-19 | Raymond Joel | PROCESS FOR ACCELERATING THE NATURAL DEVELOPMENT OF A PRODUCT |
| JPS58174294U (en) * | 1982-05-18 | 1983-11-21 | 株式会社井上ジャパックス研究所 | septic tank |
| GB2241697B (en) * | 1989-12-06 | 1993-04-14 | D L Herbertson Limited | Modular aeration unit |
| DE4204607C2 (en) * | 1992-02-15 | 1995-11-30 | Schott Glaswerke | Method and device for biological wastewater treatment |
| DE19709384C1 (en) * | 1997-03-07 | 1998-04-23 | Rehau Ag & Co | Waste water treatment process immobilises microorganisms on one side of membrane |
| CN106336004B (en) * | 2016-11-09 | 2019-08-09 | 南京大学 | A kind of device and method of Rapid matching waste water and biofilm |
| CN109095601B (en) * | 2018-10-25 | 2021-07-06 | 江西理工大学 | Method for maintaining operation stability of aerobic granular sludge reactor based on particle size control |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3264213A (en) * | 1964-10-27 | 1966-08-02 | Pav Jarmil | Method and apparatus for continuous biological degradation of metabolisable substances |
| US3672823A (en) * | 1970-03-25 | 1972-06-27 | Wave Energy Systems | Method of sterilizing liquids |
| DE2150962A1 (en) * | 1971-10-13 | 1973-04-19 | Siemens Ag | Water purificn - with microorganisms, using ultrasonic rays to comminute suspended material |
-
1973
- 1973-07-20 GB GB3478073A patent/GB1442454A/en not_active Expired
- 1973-07-25 IL IL42823A patent/IL42823A/en unknown
- 1973-07-27 IT IT2719773A patent/IT995079B/en active
- 1973-07-31 DE DE19732338842 patent/DE2338842A1/en not_active Ceased
- 1973-08-03 CA CA178,070A patent/CA1028431A/en not_active Expired
- 1973-08-09 JP JP8960873A patent/JPS4952446A/ja active Pending
- 1973-08-20 FR FR7330202A patent/FR2196295B1/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102757162A (en) * | 2012-08-12 | 2012-10-31 | 周利坤 | Oily sludge treatment process and device |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2196295A1 (en) | 1974-03-15 |
| JPS4952446A (en) | 1974-05-21 |
| FR2196295B1 (en) | 1978-05-26 |
| IL42823A0 (en) | 1973-10-25 |
| CA1028431A (en) | 1978-03-21 |
| GB1442454A (en) | 1976-07-14 |
| IT995079B (en) | 1975-11-10 |
| DE2338842A1 (en) | 1974-02-28 |
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