CN204737833U - A sewage treatment system for offshore platform or boats and ships - Google Patents
A sewage treatment system for offshore platform or boats and ships Download PDFInfo
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- CN204737833U CN204737833U CN201520371700.1U CN201520371700U CN204737833U CN 204737833 U CN204737833 U CN 204737833U CN 201520371700 U CN201520371700 U CN 201520371700U CN 204737833 U CN204737833 U CN 204737833U
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- boats
- membrane bioreactor
- tank
- offshore platform
- membrane
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- 239000010865 sewage Substances 0.000 title claims abstract description 45
- 239000012528 membrane Substances 0.000 claims abstract description 43
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 24
- 238000005273 aeration Methods 0.000 claims abstract description 21
- 239000010802 sludge Substances 0.000 claims abstract description 13
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 7
- 238000001035 drying Methods 0.000 claims abstract description 6
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 claims abstract description 5
- 229920002635 polyurethane Polymers 0.000 claims abstract description 5
- 239000004814 polyurethane Substances 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 238000012545 processing Methods 0.000 claims description 17
- 238000001556 precipitation Methods 0.000 claims description 12
- 238000004659 sterilization and disinfection Methods 0.000 claims description 12
- 230000001954 sterilising effect Effects 0.000 claims description 11
- 239000000945 filler Substances 0.000 claims description 6
- 238000010992 reflux Methods 0.000 claims description 5
- 239000000460 chlorine Substances 0.000 claims description 3
- 229910052801 chlorine Inorganic materials 0.000 claims description 3
- 239000000645 desinfectant Substances 0.000 claims description 3
- QMQXDJATSGGYDR-UHFFFAOYSA-N methylidyneiron Chemical compound [C].[Fe] QMQXDJATSGGYDR-UHFFFAOYSA-N 0.000 claims description 3
- 238000006385 ozonation reaction Methods 0.000 claims description 3
- 239000011150 reinforced concrete Substances 0.000 claims description 3
- 125000001309 chloro group Chemical group Cl* 0.000 claims description 2
- 239000002351 wastewater Substances 0.000 abstract description 7
- 230000003647 oxidation Effects 0.000 abstract description 5
- 238000004062 sedimentation Methods 0.000 abstract 4
- 238000007872 degassing Methods 0.000 abstract 1
- 229920003023 plastic Polymers 0.000 abstract 1
- 239000004033 plastic Substances 0.000 abstract 1
- 229920000915 polyvinyl chloride Polymers 0.000 abstract 1
- 239000004800 polyvinyl chloride Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 238000011161 development Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000003643 water by type Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 241000195493 Cryptophyta Species 0.000 description 2
- 241001148470 aerobic bacillus Species 0.000 description 2
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000000813 microbial effect Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 206010020880 Hypertrophy Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
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- 230000001488 breeding effect Effects 0.000 description 1
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- 238000011049 filling Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
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- 238000011068 loading method Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000000050 nutritive effect Effects 0.000 description 1
- 244000144977 poultry Species 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
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- 239000003053 toxin Substances 0.000 description 1
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- 238000005406 washing Methods 0.000 description 1
Landscapes
- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model relates to a sewage treatment system for offshore platform or boats and ships, including the grid pond, the equalizing basin, the one -level sedimentation tank, the micro cell, contact oxidation tank, membrane bioreactor, the second grade sedimentation tank, degassing unit, grid bottom of the pool position is equipped with crushing pump in the sewage upstream side, the one -level sedimentation tank, the micro cell, contact oxidation tank, membrane bioreactor, second grade sedimentation tank bottom all is equipped with the mud pipe, the mud pipe passes through the return sludge pump and is connected with the sludge drying pond, divide into 3 compartments by the baffle in the contact oxidation tank, be filled with the ABS resin in the first compartment, the indoor polyvinyl chloride plastic that is equipped with of second septum, it packs to be equipped with the polyurethane sponge in the third compartment, be equipped with the membrane module in the membrane bioreactor, contact oxidation tank, the membrane bioreactor bottom all is equipped with the micropore aeration head, the micropore aeration head is connected with the air pump through the aeration pipeline. The utility model discloses can further reduce the interior CODCr of waste water, NH3 -N's etc. Content, make it reach emission standard.
Description
Technical field
The utility model relates to purifying water process technology, particularly relates to a kind of domestic sewage processing system for offshore platform or boats and ships.
Background technology
After entering 21st century, along with progress, global economy and the trade fast development of mankind's science and technology civilization.Shipping-trade, because with low cost, assume responsibility for the world more than 90% transportation for foreign trade amount.The mankind are water activity frequently, while creation economic worth, also brings huge pressure to environment.Along with the increase of ships quantity, the pollution of Sewage from Ships to ocean and inland river, Bo Deng waters, lake can not be ignored.Sewage from Ships is derived from the living drainage of boat-carrying personnel, and living drainage is divided in " Heisui River " and " buck " by the difference of water quality (pollution load).Wherein Heisui River means the draining of lavatory that pollution load is higher, consulting room, clinic and poultry raising place of living; Buck means the waste water of kitchen that pollution load is less, washing and bathing etc.Sanitary sewage is defined as Heisui River or is mixed with the waste water in Heisui River by MARPOL73/78 pact supplemental provisions Iv, and to its limiting emission.The pollution load of Sewage from Ships is high, unprocessedly directly to enter in waters if long-term, will produce have a strong impact on the enclosed waters of water surrounding especially self-purification capacity difference.Sanitary sewage containing large amount of organic and nutritive salt flows into water surrounding, causes water Middle nutrition superfluous, microorganism hypertrophy and the breedings such as algae, and then causes content of oxygen dissolved in water inadequate, and the aerobionts such as the fish in water are choked to death; Some algae also can discharge toxin and kill other biology while overgrowing, causes the ecotope in full wafer waters to be totally disrupted.The wawter bloom event frequently occurred both at home and abroad is exactly relevant with the random discharge of sanitary sewage.Along with the progress of human civilization, boats and ships shipping ever more important in international logistics, but also exacerbate pollution of the sea simultaneously.The pollution of the sea that the casualty taken place frequently causes, constantly watchful people only strengthen cooperation, corporate action effectively could reduce injury to ocean.
Along with the fast development of China's economic, sea transport fleet of China transport power scale is more than 100,000,000 tons deadweighies.China has become the chief motivation of Worldwide Shipping development, is also the maximum country of Worldwide Shipping total demand.Because the domestic discharge to Sewage from Ships is paid attention to not always, the outfit of Sewage treatment systems and Comparison of Management fall behind, therefore the requirement of new standard how is responded actively, be equipped with suitable domestic sewage processing system, both concern the interests of China as shipping big country, also test the responsibility consciousness of China to water environment.
Domestic sewage processing system is mainly divided into holding tank system, pulverizes sterilisation system and sewage treatment unit three class, and in three class domestic sewage processing systems, simply, the scope of application is little for holding tank system and pulverizing sterilisation system structure; Sewage treatment unit is technical strong, applied widely, is the main object of domestic sewage processing system research.Generally believing in the world, directly process sanitary sewage aboard ship, is aboard ship namely the main trend of technical development by abatement of pollution.This just requires explorative treatment unit that can be reliable, simple to operation.
Therefore, a kind of COD, NH of meeting in research, reduction sanitary sewage is developed
3a kind of domestic sewage processing system for offshore platform or boats and ships that-N etc. process index has very important practical significance and using value.
Utility model content
The purpose of this utility model is the cleanup standard and the test method that make the discharge of the sanitary sewage of offshore platform or boats and ships meet IMO formulation, discharge water quality meets the regulation that MEPC.159 (55) resolves, namely the sewage treatment unit discharge new standard performed from l day in January, 2010, thus a kind of domestic sewage processing system for offshore platform or boats and ships is provided.
For a domestic sewage processing system for offshore platform or boats and ships, it is characterized in that: comprise the grating tank connected successively by water pump, equalizing tank, first stage precipitation tank, micro cell, contact-oxidation pool, membrane bioreactor, second-level settling pond, sterilizing unit, sanitary sewage enters grating tank by discharge pipe line, and described grating tank inner vertical is provided with grid, is positioned at sewage upstream side and is provided with macerator pump, described first stage precipitation tank bottom described grating tank, micro cell, contact-oxidation pool, membrane bioreactor, shore pipe is equipped with bottom second-level settling pond, described shore pipe is provided with mud valve, described shore pipe is connected with sludge drying pond by sludge reflux pump, described contact-oxidation pool inner route clapboard is divided into 3 compartments, is filled with ABS resin in the first compartment, is provided with igelite in the second compartment, polyurethane sponge filler is provided with in 3rd compartment, be provided with membrane module in described membrane bioreactor, described membrane module is plate type membrane assembly, described contact-oxidation pool, be equipped with micro porous aeration head bottom membrane bioreactor, described micro porous aeration head is connected with air pump by aerating pipelines.
Further, described aerating pipelines is provided with aeration valve, and described aeration valve kind is vacuum breaker.
Further, the disinfection way of described sterilizing unit is chlorine disinfectant, ozonization or disinfection by ultraviolet light.
Further, be provided with suction pump between described membrane bioreactor and described second-level settling pond, described suction pump upstream is provided with vacuum meter.
Further, described membrane module is PEIER25-B series immersed type flat plate membrane component.
Further, described micro cell is Reinforced Concrete Structure, and in described micro cell, iron carbon mass ratio is 2:1.
The beneficial effects of the utility model are:
(1) existence of micro cell can destroy constitutionally stable sterilization class material in waste water under the effect of light electrolysis, is conducive to subsequent touch oxidation pond treatment system microbial growth.
(2) contact-oxidation pool inner route clapboard is divided into 3 compartments, eachly in generation, be provided with different fillers, partial organic substances in oxidable Decomposition Wastewater, avoid subsequent film bioreactor system processing load, extend bio-reactor inner membrane member and replace the cycle, reduce COD in waste water further
cr, NH
3suspended substance (SS), BOD in-N, total water quality
5, intestinal bacteria etc. content, make it reach emission standard.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein:
1, water pump 2, grating tank 3, first stage precipitation tank 4, equalizing tank
5, micro cell 6, contact-oxidation pool 7, membrane bioreactor 8, second-level settling pond
9, vacuum meter 10, sterilizing unit 11, grid 12, macerator pump
13, shore pipe 14, mud valve 15, sludge reflux pump 16, sludge drying pond
17, dividing plate 18, first compartment 19, second compartment 20, the 3rd compartment
21, membrane module 22, micro porous aeration head 23, aerating pipelines 24, air pump
25, aeration valve 26, suction pump
Embodiment
Below in conjunction with accompanying drawing, brief description is made to embodiment of the present utility model.
A kind of domestic sewage processing system for offshore platform or boats and ships as shown in Figure 1, it is characterized in that: comprise the grating tank 2 connected successively by water pump 1, equalizing tank 4, first stage precipitation tank 3, micro cell 5, contact-oxidation pool 6, membrane bioreactor 7, second-level settling pond 8, sterilizing unit 10, the disinfection way of described sterilizing unit 10 is chlorine disinfectant, ozonization or disinfection by ultraviolet light, suction pump 26 is provided with between described membrane bioreactor 7 and described second-level settling pond 8, described suction pump 26 upstream is provided with vacuum meter 9, sanitary sewage enters grating tank 2 by discharge pipe line, described grating tank 2 inner vertical is provided with grid 11, be positioned at sewage upstream side bottom described grating tank 2 and be provided with macerator pump 12, described first stage precipitation tank 3, micro cell 5, contact-oxidation pool 6, membrane bioreactor 7, shore pipe 13 is equipped with bottom second-level settling pond 8, described shore pipe 13 is provided with mud valve 14, described shore pipe 13 is connected with sludge drying pond 16 by sludge reflux pump 15, described contact-oxidation pool 6 inner route clapboard 17 is divided into 3 compartments, ABS resin is filled with in first compartment 18, igelite is provided with in second compartment 19, polyurethane sponge filler is provided with in 3rd compartment 20, membrane module 21 is provided with in described membrane bioreactor 7, described membrane module 21 is plate type membrane assembly, described membrane module 21 is PEIER25-B series immersed type flat plate membrane component, described contact-oxidation pool 6, micro porous aeration head 22 is equipped with bottom membrane bioreactor 7, described micro porous aeration head 22 is connected with air pump 24 by aerating pipelines 23, described aerating pipelines 23 is provided with aeration valve 25, described aeration valve 25 kind is vacuum breaker, described micro cell 5 is Reinforced Concrete Structure, in described micro cell 5, iron carbon mass ratio is 2:1.
Use-pattern:
Active sludge and sanitary sewage is dropped in three compartments in contact-oxidation pool, then start vexed quick-fried, aeration mode adopts bottom micro porous aeration head aeration, in order to maintain biofilm surface aerobic bacteria and the good biological and stable performance of nitrifier, the aeration initial stage controls at 2-3ing/L by the residue dissolved oxygen after filler, and the oxygen content entered in water controls as 3-6mg/L.
The sanitary sewage of offshore platform or boats and ships enters grating tank by discharge pipe line, foreign material are pulverized by the macerator pump bottom grating tank, crushed material and sewage mixture pass through grid, again do not pulverized by macerator pump by the foreign material of grid, sewage mixture is by entering equalizing tank after grid, by the COD size that mud declines in low water inlet at good oxygen condition, reduce organic loading, then first stage precipitation tank is pumped into by pump handle mud mixture, after first stage precipitation tank precipitation, upper liquid enters micro cell, constitutionally stable sterilization class material in waste water is destroyed under the effect of light electrolysis, enter contact-oxidation pool again, described contact-oxidation pool inner route clapboard is divided into 3 compartments, ABS resin is filled with in first compartment, igelite is provided with in second compartment, polyurethane sponge filler is provided with in 3rd compartment, filling surface hangs with microbial film, be mainly aerobic bacteria and nitrifier, sewage enters membrane bioreactor after contact-oxidation pool, PEIER25-B series immersed type flat plate membrane component is provided with in membrane bioreactor, sewage enters second-level settling pond after membrane bioreactor, after precipitation, supernatant liquid enters sterilizing unit and carries out disinfection, enter after sterilization outside ship side, first stage precipitation tank, micro cell, contact-oxidation pool, membrane bioreactor, shore pipe is equipped with bottom second-level settling pond, described shore pipe is provided with mud valve, described shore pipe is connected with sludge drying pond by sludge reflux pump, after this mud enters outside ship side or logical bank process.
After tested, when hydraulic detention time is 2h, COD
crclearance mean value be 65%, the mean intensity value of water outlet COD is 43mg/L, NH
3the clearance mean value of-N is 86%, NH
3the aqueous concentration mean value of-N is 4.6mg/L, and in water quality, the mean intensity value of suspended substance (SS) is 30mg/L, BOD
5mean intensity value 20mg/L, colibacillary mean intensity value be 47/100ml, all reach emission standard.
Above an embodiment of the present utility model has been described in detail, but described content being only preferred embodiment of the present utility model, can not being considered to for limiting practical range of the present utility model.All equalizations done according to the utility model application range change and improve, and all should still belong within patent covering scope of the present utility model.
Claims (6)
1., for a domestic sewage processing system for offshore platform or boats and ships, it is characterized in that: comprise the grating tank connected successively by water pump, equalizing tank, first stage precipitation tank, micro cell, contact-oxidation pool, membrane bioreactor, second-level settling pond, sterilizing unit, sanitary sewage enters grating tank by discharge pipe line, and described grating tank inner vertical is provided with grid, is positioned at sewage upstream side and is provided with macerator pump, described first stage precipitation tank bottom described grating tank, micro cell, contact-oxidation pool, membrane bioreactor, shore pipe is equipped with bottom second-level settling pond, described shore pipe is provided with mud valve, described shore pipe is connected with sludge drying pond by sludge reflux pump, described contact-oxidation pool inner route clapboard is divided into 3 compartments, is filled with ABS resin in the first compartment, is provided with igelite in the second compartment, polyurethane sponge filler is provided with in 3rd compartment, be provided with membrane module in described membrane bioreactor, described membrane module is plate type membrane assembly, described contact-oxidation pool, be equipped with micro porous aeration head bottom membrane bioreactor, described micro porous aeration head is connected with air pump by aerating pipelines.
2. a kind of domestic sewage processing system for offshore platform or boats and ships according to claim 1, it is characterized in that: described aerating pipelines is provided with aeration valve, described aeration valve kind is vacuum breaker.
3. a kind of domestic sewage processing system for offshore platform or boats and ships according to claim 1, is characterized in that: the disinfection way of described sterilizing unit is chlorine disinfectant, ozonization or disinfection by ultraviolet light.
4. a kind of domestic sewage processing system for offshore platform or boats and ships according to claim 1, it is characterized in that: be provided with suction pump between described membrane bioreactor and described second-level settling pond, described suction pump upstream is provided with vacuum meter.
5. a kind of domestic sewage processing system for offshore platform or boats and ships according to claim 1, is characterized in that: described membrane module is PEIER25-B series immersed type flat plate membrane component.
6. a kind of domestic sewage processing system for offshore platform or boats and ships according to claim 1, it is characterized in that: described micro cell is Reinforced Concrete Structure, in described micro cell, iron carbon mass ratio is 2:1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520371700.1U CN204737833U (en) | 2015-06-02 | 2015-06-02 | A sewage treatment system for offshore platform or boats and ships |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520371700.1U CN204737833U (en) | 2015-06-02 | 2015-06-02 | A sewage treatment system for offshore platform or boats and ships |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204737833U true CN204737833U (en) | 2015-11-04 |
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ID=54419578
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520371700.1U Expired - Fee Related CN204737833U (en) | 2015-06-02 | 2015-06-02 | A sewage treatment system for offshore platform or boats and ships |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204737833U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105541010A (en) * | 2015-12-23 | 2016-05-04 | 江苏海事职业技术学院 | Swage disposal system for ship and disposal method of swage disposal system |
| CN108483796A (en) * | 2018-03-02 | 2018-09-04 | 云南龙帜环境工程有限公司 | A kind of efficiently catalyzing and oxidizing sewage disposal system |
-
2015
- 2015-06-02 CN CN201520371700.1U patent/CN204737833U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105541010A (en) * | 2015-12-23 | 2016-05-04 | 江苏海事职业技术学院 | Swage disposal system for ship and disposal method of swage disposal system |
| CN105541010B (en) * | 2015-12-23 | 2018-02-16 | 江苏海事职业技术学院 | A kind of sewage disposal system peculiar to vessel and its processing method |
| CN108483796A (en) * | 2018-03-02 | 2018-09-04 | 云南龙帜环境工程有限公司 | A kind of efficiently catalyzing and oxidizing sewage disposal system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151104 Termination date: 20200602 |