CN105731578A - Shipborne spilled-oil recycling system based on gas floating spilled oil separation - Google Patents

Shipborne spilled-oil recycling system based on gas floating spilled oil separation Download PDF

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Publication number
CN105731578A
CN105731578A CN201610242157.4A CN201610242157A CN105731578A CN 105731578 A CN105731578 A CN 105731578A CN 201610242157 A CN201610242157 A CN 201610242157A CN 105731578 A CN105731578 A CN 105731578A
Authority
CN
China
Prior art keywords
oil
water separation
air
water
separation unit
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.)
Pending
Application number
CN201610242157.4A
Other languages
Chinese (zh)
Inventor
周志国
牟桂芹
房师平
谢谚
姚猛
杨洋洋
裴哲远
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Petroleum and Chemical Corp
Sinopec Qingdao Safety Engineering Institute
Original Assignee
China Petroleum and Chemical Corp
Sinopec Qingdao Safety Engineering Institute
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China Petroleum and Chemical Corp, Sinopec Qingdao Safety Engineering Institute filed Critical China Petroleum and Chemical Corp
Priority to CN201610242157.4A priority Critical patent/CN105731578A/en
Publication of CN105731578A publication Critical patent/CN105731578A/en
Pending legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/24Treatment of water, waste water, or sewage by flotation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/40Devices for separating or removing fatty or oily substances or similar floating material
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/008Mobile apparatus and plants, e.g. mounted on a vehicle

Abstract

The invention relates to a shipborne spilled-oil recycling system based on gas floating spilled oil separation.The system comprises an oil receiving machine, an oil-water separation unit, a gas floating unit and a waste oil bin.The gas floating unit is composed of a buoy and a gas floating contact area, and the oil receiving machine is provided with an overflow weir adjusting plate.The oil-water separation unit comprises an oil-water separation area, and a water inlet pipe connector is arranged at the front end of the oil-water separation unit and connected with the oil receiving machine.A gas floating release port is connected with an outlet of a multi-phase medium pump.The gas floating contact area is separated from the oil-water separation area through an inclined plate.An oil partition board and a water dividing plate are arranged on the rear middle section of the oil-water separation unit.The rear portion of the oil-water separation unit is provided with a backflow water outlet connected with an inlet of the multi-phase medium pump.An oil storage tank is arranged on the oil receiving machine.The oil-water separation unit is provided with an oil discharge pipe and a drainage pipe, and the waste oil bin is connected with the oil discharge pipe.The system can increase the oil content of recycled spilled oil, the waste oil bin can be used to the largest extent, and when the system is used on a ship, the number of round trips of the ship is reduced, and oil recycling efficiency is improved.

Description

A kind of boat-carrying skimming system separated based on air-flotation type oil spilling
Technical field
The invention belongs to environmental emergency technical field, relate to a kind of boat-carrying skimming system separated based on air-flotation type oil spilling.
Background technology
At present, offshore oil production and transport cause that oil spill accident is increasing, cause serious water pollution and environmental destruction, and progressively jeopardize life and the health of the mankind, and this also makes oil pollution problem enter the visual field of the public.For many years, oil spilling is disposed and is had been developed in multiple method, and wherein conventional oil spilling processing mode has physiochemical mutagens, controlled burning and sprinkling detergent, and wherein physiochemical mutagens method can reclaim the energy and be avoided that again secondary pollution, is the prefered method of oil spilling disposal.Oil spilling physiochemical mutagens facility mainly includes weir formula, rotating disc type, Brush type, rope type and dynamic oblique oil receiving equipment etc..Current external existing oil spilling recvery facility, domestic has also mostly copied, but slightly inferior from the aspect such as performance and stability.Generally, hub type, that disc type and Brush type oil receiving equipment reclaim oil spilling concentration is higher, but there is the defect that recovery rate is on the low side, although and the receipts oil speed of weir formula, dynamic oblique oil receiving equipment increases, but the moisture content reclaimed in oil spilling is greatly increased.Particularly when oil spillage is less or stormy waves is bigger, the moisture content that all kinds of oil receiving equipments reclaim oil spilling is all higher, occupies the memory space that overflow oil recovering ship oceangoing ship is limited, adds the number of times that boats and ships come and go, and is unfavorable for the quick recovery of oil spilling.By Bubble-floating Method is to remove the float in sewage or oily substance using the micro-bubble of high degree of dispersion as carrier, mainly utilize microbubble to adhere to oil spilling in this patent and form microbubble-oil spilling complex, making the decrease in density of oil spilling, mobility strengthens, and improves oil-water separation efficiency.The ship borne type oily-water seperating equipment separated based on air-flotation type oil spilling of exploitation, reduces the moisture content reclaiming oil spilling, significant for improving oil spilling organic efficiency.For this reason, it may be necessary to a kind of boat-carrying skimming system separated based on air-flotation type oil spilling, improve the oil concentration reclaiming oil spilling, utilize sump oil storehouse to greatest extent, when boats and ships use, reduce boats and ships and come and go number of times, improve and receive oil efficiency.
Summary of the invention
It is an object of the invention to provide a kind of boat-carrying skimming system separated based on air-flotation type oil spilling, improve the oil concentration reclaiming oil spilling, utilize sump oil storehouse to greatest extent, when boats and ships use, reduce boats and ships and come and go number of times, improve and receive oil efficiency.
For achieving the above object, the present invention provides a kind of boat-carrying skimming system separated based on air-flotation type oil spilling, including oil receiving equipment, oil-water separation unit, air flotation cell and shop sump oil storehouse;Air flotation cell includes floating drum and contact zone of dissolved air flotation, and oil receiving equipment is provided with downflow weir adjustable plate, and oil-water separation unit includes oil-water separation district, and oil-water separation unit front end is provided with water inlet tube interface, and water inlet tube interface is connected with oil receiving equipment;Air supporting liberation port is connected with multiphase medium delivery side of pump;Contact zone of dissolved air flotation and oil-water separation district are separated by swash plate, and the posterior segment of oil-water separation unit is provided with oil separating plate and point water plate, and the rear portion of oil-water separation unit is provided with the recirculation water outlet that the import with multiphase medium pump is connected;Oil receiving equipment is provided with oil storage tank, and oil-water separation unit is provided with oil exit pipe and drain pipe, and shop sump oil storehouse is connected with oil exit pipe.
In above scheme preferably, drain pipe is provided with flowing water Valve.
It may also be preferred that the bottom in sump oil storehouse is provided with evacuation port.
It may also be preferred that oil receiving equipment is set to hairbrush, weir formula or dynamic oblique.
It may also be preferred that oil storage tank is arranged on the front of oil separating plate.
It may also be preferred that oil exit pipe is arranged on the top of oil storage tank.
It may also be preferred that the height of oil storage tank is 0.2-1.0m.
It may also be preferred that the height of the lower wall that oil separating plate is from oil-water separation unit is 0.1-0.5m.
It may also be preferred that the height of point water plate is 0.5-1.5m.
It may also be preferred that point water plate hight is in oil exit pipe 120.3-0.5m.
The boat-carrying skimming system separated based on air-flotation type oil spilling of the present invention, improves the oil concentration reclaiming oil spilling, utilizes shop sump oil storehouse to greatest extent, when using on boats and ships, reduces boats and ships and comes and goes number of times, improves and receive oil efficiency.It has the advantage that the oil spilling that (1) ship borne type oil receiving equipment reclaims enters oil-water separation reactor and carries out secondary separation, reclaim the oil concentration of oil spilling more than 90%, higher than adhesive oil receiving equipments such as hairbrush rotating disks, it is possible to reduce sump oil storage area to greatest extent;(2) oil spilling forms oil spilling-bubble complex at oil-water separation system, and separating rate is fast, it is possible to realize the rapidly and efficiently recovery of oil spilling;(3) device volume is little and be skid-mounted type, it is simple to be transported to oil spilling scene, and the Fast Installation being suitable for the various ships such as overflow oil recovering ship, fishing boat uses.
Accompanying drawing explanation
Fig. 1 is the structural representation of the boat-carrying skimming system separated based on air-flotation type oil spilling of the present invention.
In figure, 1 is floating drum, and 2 is downflow weir adjustable plate, and 3 is screw pump, 4 is water inlet tube interface, and 5 is air supporting liberation port, and 6 is contact zone of dissolved air flotation, and 7 is swash plate, 8 is oil-water separation district, and 9 is oil separating plate, and 10 is a point water plate, and 11 is oil storage tank, 12 is oil exit pipe, and 13 is drain pipe, and 14 export for recirculation water, 15 is multiphase medium pump, and 16 is evacuation port, and 17 is flowing water Valve, 18 is shop sump oil storehouse, and 19 is stable can, and 20 is exhaustor.
Detailed description of the invention
In order to be more fully understood that the present invention, below in conjunction with specific embodiment, the present invention is explained in detail.It is clear that the present invention can be carried out different modification and remodeling and without departing from the broader spirit and scope of the present invention of appended claims.Therefore, following example have the exemplary implication without restriction.
Embodiment:
A kind of boat-carrying skimming system separated based on air-flotation type oil spilling, including oil receiving equipment, oil-water separation unit, air flotation cell and sump oil storehouse 18;Air flotation cell includes floating drum 1 and contact zone of dissolved air flotation 6, and oil receiving equipment is provided with downflow weir adjustable plate 2, and oil-water separation unit includes oil-water separation district 8, and oil-water separation unit front end is provided with water inlet tube interface 4, and water inlet tube interface 4 is connected with oil receiving equipment;Air supporting liberation port 5 is connected with the outlet of multiphase medium pump 15;Contact zone of dissolved air flotation 6 and oil-water separation district 8 are separated by swash plate 7, and the posterior segment of oil-water separation unit is provided with oil separating plate 9 and point water plate 10, and the rear portion of oil-water separation unit is provided with the recirculation water outlet 14 that the import with multiphase medium pump 15 is connected;Oil receiving equipment is provided with oil storage tank 11, and oil-water separation unit is provided with oil exit pipe 12 and drain pipe 13, and sump oil storehouse 18 is connected with oil exit pipe 12.
In the above-described embodiments, drain pipe 13 is provided with flowing water Valve 17.
In the above-described embodiments, the bottom in sump oil storehouse 18 is provided with evacuation port 16.
In the above-described embodiments, oil receiving equipment is set to hairbrush, weir formula or dynamic oblique.
In the above-described embodiments, oil storage tank 11 is arranged on the front of oil separating plate 9.
In the above-described embodiments, oil exit pipe 12 is arranged on the top of oil storage tank 11.
In the above-described embodiments, the height of oil storage tank 11 is 0.2-1.0m.
In the above-described embodiments, the height of the oil separating plate 9 lower wall from oil-water separation unit is 0.1-0.5m.
In the above-described embodiments, the height dividing water plate 10 is 0.5-1.5m.
In the above-described embodiments, divide water plate 10 higher than oil exit pipe 120.3-0.5m.
The boat-carrying skimming system separated based on air-flotation type oil spilling of the present invention, oil separating plate 9 is connected with roof and the sidewall of oil-water separation unit.What oil-water separation unit top was positioned at oil separating plate 9 is respectively provided on two sides with a high-order exhaustor 20.Screw pump 3 is connected with water inlet tube interface 4.Stable can 19 is connected between air supporting liberation port 5 and multiphase medium pump 15.Adopt the mode manually or mechanically lifted that oil receiving equipment is put into water body, the Height Adjustable oil water mixture of downflow weir adjustable plate 2 enters the speed of oil receiving equipment, oil water mixture is pumped into the contact zone of dissolved air flotation 6 of oil-water separation unit, the bubble discharged at contact zone of dissolved air flotation 6 oil water mixture and the air-float water from multiphase medium pump 15 adheres to each other, form oil spilling-bubble complex and float up to oil-water separation district 8, along with increasing of oil inlet quantity, the oil reservoir in oil-water separation district 8 increases to certain thickness formation filter course, profit is made to be sufficiently separated in oil-water separation district 8, separate the oil spilling floated and enter oil storage tank 11, sump oil storehouse 18 is entered under the effect of the pressure through oil drain out 12.Swash plate 7 tilts to the back-end, and space constantly increases, and oil spilling-bubble complex tapers in uphill process speed, it is to avoid bubble comes off from complex;Oil separating plate 9 is connected to intercept oil spilling with roof and the sidewall of oil-water separation unit, separates water and enters segregation apparatus rear portion from oil separating plate 9 bottom;Divide water plate 10 in order to keep the lowest water level in reaction unit, it is prevented that because of the Turbulent Flow Effects oil-water separation that water level decreasing produces.Recirculation water outlet 14 is connected with multiphase medium pump 15 import, and multiphase medium pump 15 adopts the air that the impeller of high speed rotating is introduced into cut into small bubble, and the diameter of bubble is 20-50 μm;The backflow water yield entering multiphase medium pump 15 is about the 10%-30% of oil water mixture total amount in entrance segregation apparatus.Drain pipe 13 is provided with flowing water Valve 17, and the size opened by adjusting water outlet valve 17 makes device be in steady operational status, the oil content in the oil water mixture that ratio is entrance oil receiving equipment of the oil drain quantity and the displacement of outlet 13 namely controlling oil drain out 12.

Claims (10)

1. the boat-carrying skimming system separated based on air-flotation type oil spilling, including oil receiving equipment, oil-water separation unit, air flotation cell and sump oil storehouse (18);It is characterized in that: air flotation cell includes floating drum (1) and contact zone of dissolved air flotation (6), oil receiving equipment is provided with downflow weir adjustable plate (2), oil-water separation unit includes oil-water separation district (8), oil-water separation unit front end is provided with water inlet tube interface (4), and water inlet tube interface (4) is connected with oil receiving equipment;Air supporting liberation port (5) is connected with the outlet of multiphase medium pump (15);Contact zone of dissolved air flotation (6) and oil-water separation district (8) are separated by swash plate (7), the posterior segment of oil-water separation unit is provided with oil separating plate (9) and point water plate (10), and the rear portion of oil-water separation unit is provided with recirculation water outlet (14) that the import with multiphase medium pump (15) is connected;Oil receiving equipment is provided with oil storage tank (11), and oil-water separation unit is provided with oil exit pipe (12) and drain pipe (13), and sump oil storehouse (18) are connected with oil exit pipe (12).
2. the boat-carrying skimming system separated based on air-flotation type oil spilling as claimed in claim 1, it is characterised in that: drain pipe (13) is provided with flowing water Valve (17).
3. the boat-carrying skimming system separated based on air-flotation type oil spilling as claimed in claim 2, it is characterised in that: the bottom of sump oil storehouse (18) is provided with evacuation port (16).
4. the boat-carrying skimming system separated based on air-flotation type oil spilling as claimed in claim 3, it is characterised in that: oil receiving equipment is set to hairbrush, weir formula or dynamic oblique.
5. the boat-carrying skimming system separated based on air-flotation type oil spilling as claimed in claim 4, it is characterised in that: oil storage tank (11) is arranged on the front of oil separating plate (9).
6. the boat-carrying skimming system separated based on air-flotation type oil spilling as claimed in claim 5, it is characterised in that: oil exit pipe (12) is arranged on the top of oil storage tank (11).
7. the boat-carrying skimming system separated based on air-flotation type oil spilling as according to any one of claim 1-6, it is characterised in that: the height of oil storage tank (11) is 0.2-1.0m.
8. the boat-carrying skimming system separated based on air-flotation type oil spilling as claimed in claim 7, it is characterised in that: the height of the oil separating plate (9) lower wall from oil-water separation unit is 0.1-0.5m.
9. the boat-carrying skimming system separated based on air-flotation type oil spilling as claimed in claim 8, it is characterised in that: the height of point water plate (10) is 0.5-1.5m.
10. the boat-carrying skimming system separated based on air-flotation type oil spilling as claimed in claim 9, it is characterised in that: point water plate (10) is higher than oil exit pipe (12) 0.3-0.5m.
CN201610242157.4A 2016-04-19 2016-04-19 Shipborne spilled-oil recycling system based on gas floating spilled oil separation Pending CN105731578A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610242157.4A CN105731578A (en) 2016-04-19 2016-04-19 Shipborne spilled-oil recycling system based on gas floating spilled oil separation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610242157.4A CN105731578A (en) 2016-04-19 2016-04-19 Shipborne spilled-oil recycling system based on gas floating spilled oil separation

Publications (1)

Publication Number Publication Date
CN105731578A true CN105731578A (en) 2016-07-06

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Family Applications (1)

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CN201610242157.4A Pending CN105731578A (en) 2016-04-19 2016-04-19 Shipborne spilled-oil recycling system based on gas floating spilled oil separation

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108394522A (en) * 2018-04-08 2018-08-14 武汉理工大学 Can multi-angle navigation overflow oil recovering ship

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102127906A (en) * 2011-01-18 2011-07-20 南京清波蓝藻环保科技有限公司 System for recovering water body floating oil
CN102864763A (en) * 2012-09-11 2013-01-09 中国石油化工股份有限公司 Gas dissolving type overflow oil recycling device based on weir type oil collector and method
CN202729852U (en) * 2012-08-21 2013-02-13 四川高精净化设备有限公司 Floating oil separation and purification machine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102127906A (en) * 2011-01-18 2011-07-20 南京清波蓝藻环保科技有限公司 System for recovering water body floating oil
CN202729852U (en) * 2012-08-21 2013-02-13 四川高精净化设备有限公司 Floating oil separation and purification machine
CN102864763A (en) * 2012-09-11 2013-01-09 中国石油化工股份有限公司 Gas dissolving type overflow oil recycling device based on weir type oil collector and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108394522A (en) * 2018-04-08 2018-08-14 武汉理工大学 Can multi-angle navigation overflow oil recovering ship

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Application publication date: 20160706