CN206486402U - A kind of coastal product oil storage field oil-containing sewage treatment system - Google Patents
A kind of coastal product oil storage field oil-containing sewage treatment system Download PDFInfo
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- CN206486402U CN206486402U CN201720059709.8U CN201720059709U CN206486402U CN 206486402 U CN206486402 U CN 206486402U CN 201720059709 U CN201720059709 U CN 201720059709U CN 206486402 U CN206486402 U CN 206486402U
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- oil
- interceptor
- concentration tank
- sludge concentration
- sludge
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Abstract
The utility model discloses a kind of coastal product oil storage field oil-containing sewage treatment system, the processing system includes：First oil interceptor, oil recovery filling, belt type oil removing machine, the first elevator pump, the second oil interceptor, sludge concentration tank, aerator, the second elevator pump, flocculation reaction area, chemicals dosing plant, separation chamber, BAF, back purge system, monitoring pool；The utility model system can effectively reduce COD and BOD values provided with BAF, improve the quality of sewage discharge, sludge concentration tank of the present utility model is connected with the first oil interceptor, the remaining sewage of sludge concentration tank is handled by filter screen and suction pump, improve sewage intercepting well rate, water resource waste is reduced, and reduces sewage discharge pollution.
Description
Technical field
The utility model is related to oily waste water treatment technical field, and in particular at a kind of coastal product oil storage field oil-polluted water
Reason system.
Background technology
As product oil demand constantly increases, the scale of product oil storage field expands day by day.According to environmental requirement, oil depot is in fortune
The oil-polluted water produced during battalion should be collected processing and qualified discharge.Coastal product oil storage field oil-polluted water mainly includes oil
Storehouse oil tank in tank area cuts water, cleaning of evaporator waste water and rinses the surface water, and waste water etc. of oily generation is carried out in water route, with water change greatly, discharge
Discontinuously, the discharge distinguishing feature such as the cycle is indefinite.For coastal product oil storage field, can its oil-polluted water effectively be administered
The development of oil depot is govern to a certain extent.Along with environmentally friendly supervision department constantly strengthens oil depot blowdown supervision and management power
Degree, the requirement to oil depot sewage disposal is increasingly improved, and causes current coastal product oil storage field oily waste water treatment ability not reach row
Put requirement.Therefore, to ensure that oil depot sewage discharge meets national standard, the normal oil loading operation of oil depot is not influenceed, fully hair
The collecting and distributing effect of oil depot logistics is waved, urgent need undergoes technological transformation to current handling process.
Utility model content
A purpose of the present utility model is in view of the above-mentioned problems, providing a kind of coastal product oil storage field oily waste water treatment system
System.
The utility model provide technical scheme be：
A kind of coastal product oil storage field oil-containing sewage treatment system, including：First oil interceptor, oil recovery filling, belt type oil removing machine,
First elevator pump, the second oil interceptor, sludge concentration tank, aerator, the second elevator pump, flocculation reaction area, chemicals dosing plant, separation
Room, BAF, back purge system, monitoring pool；
First oil interceptor is provided with oil-polluted water water inlet, and the belt type oil removing machine is arranged in first oil interceptor
Portion, the belt type oil removing machine is connected with the recovery oil tank, and skimming improves oil-polluted water value；
One end of first elevator pump connects first oil interceptor, the other end of first elevator pump and second every
Oil sump is connected；
The aerator is connected with the second oil interceptor, and oil slick and its suspension of the second oil interceptor can be made by aerator
Thing can be removed effectively；
The second oil interceptor bottom is additionally provided with the first sludge hopper, the first discharge pipeline, and first sludge hopper passes through described
First discharge pipeline is connected with the sludge concentration tank, and being additionally provided with first in the middle of first discharge pipeline and the sludge concentration tank takes out
Dredge pump, the second oil interceptor top is additionally provided with the first oil-scraping device, and first oil-scraping device passes through the first blow-off pipe and institute
State oil recovery and fill connection；
One end of second elevator pump is connected with the second oil interceptor；
The flocculation reaction area is provided with flocculation plant, and the flocculation reaction area is connected with the other end of the second elevator pump；Its
In, flocculation reaction area is provided with flocculation plant, and flocculation plant typically uses mechanic whirl-nett reaction structure, it is ensured that flocculation reaction
Velocity gradient and reaction time, organic colloid, bacterium, oil emulsion, fine suspension etc. have the pollutant of tendency of flocculation in sewage
In coalesce rapidly；
The chemicals dosing plant is arranged on flocculation reaction area side and is connected with the flocculation reaction area；
The flocculation reaction area is connected with the separation chamber, the separation chamber provided with multiphase flow dissolved air floatation device,
Second oil-scraping device, the separation chamber bottom is additionally provided with the second sludge hopper, the second discharge pipeline, and second sludge hopper passes through described
Second discharge pipeline is connected with the sludge concentration tank, and being additionally provided with second in the middle of second discharge pipeline and the sludge concentration tank takes out
Dredge pump, second oil-scraping device is connected by the second blow-off pipe with the sludge concentration tank；
The separation chamber is connected with BAF；
The monitoring room is connected with separation chamber, BAF respectively by drainpipe, and the monitoring room also passes through institute
Back purge system is stated to be connected with BAF；
The sludge concentration tank is connected with the first oil interceptor, and centre is provided with filter membrane and suction pump, and wherein filter membrane is inorganic micro-
Filter membrane.
Preferably, first oil interceptor is separated into three-level oil interceptor by partition wall, can stablize sewage water in oil interceptor
Position, sewage surface oil slick in oil interceptor is more effectively removed by oil removal machine.
Preferably, the water inlet is provided with grid, and grid gap is 0.5-1 centimetres, and grid can be obstructed effectively containing greasy dirt
The large scale impurity of water.
Preferably, filter screen is provided with the middle of the sludge concentration tank, by sludge concentration tank be divided into above and below two layers, upper strata is dirt
Mud layer, lower floor is sewage layer, wherein the filter screen is stainless steel 300-500 mesh filter screens, thickness is 0.2-1 centimetres, and sludge is dense
Contracting pond is set to two layers of wherein sewage and separated by the Action of Gravity Field of itself through screen pack with sludge.
Wherein BAF have it is following a little：
1) BAF is the derivative technique of bio-contact oxidation, it fully used for reference biological contact oxidation process and to
The mentality of designing of water rapid filter, collect aeration, high filtering velocity, biological adsorption and metabolism, retention suspension, periodically backwash the features such as in
One.So that it has significant increase compared with the pollutant volumetric loading of biological contact oxidation process, water resistant matter, water impact capacity,
Generally 5~10 times of biological contact oxidation process, take up an area for the 1/5~1/10 of biological contact oxidation process, and and filtration,
Second pond is not required to, modularized design can be carried out, effluent quality is better than biological contact oxidation process.
2) BAF is on the basis of bio-contact oxidation, to biologic packing material structure type, water distribution gas distribution system,
Air water fluidised form and fully being contacted with biologic packing material is all conducted in-depth research in terms of effect, and obtain it is a large amount of it is breakthrough into
Really.
Organic polymer filler in bio-contact oxidation, spherical soft clay pottery are replaced with spherical soft clay haydite first
Grain, it is raw material to use clay (main component is inclined aluminosilicate), adds appropriate industrial chemicals as swelling agent, is burnt through high temperature
System is formed.Using clay as primary raw material, the light ceramic fired with reference to other industrial chemicals when temperature is 1180 DEG C is used as exposing
The research of gas biofilter sewage disposal shows：Spherical soft clay haydite is main using clay as raw material, controls appropriate dispensing
And burning process, particle diameter is changeable, regular shape, does not tie glaze, and many micropores of appropriate density, rough surface, porosity are big, compare table
Area is big, chemical stability is good, hardness is big, compared with the filtrates such as fiberglass, polyvinyl chloride, polypropylene, polyvinyl, attached with biology
The property is strong, carrier surface forming biofilm property good, small flow resistance, flow-shape are good, backwash is easily carried out and wear-resisting, good corrosion resistance,
Remain to keep its original granular size and shape for many years, need to only supplement a small amount of loss filler, be not required to change.Can effectively it exempt
In contact oxidation technology, it is existing that organic filler need to regularly replace brought extensive work amount and the increase of longtime running maintenance cost etc.
Shape.
BAF is improved in terms of water distribution, gas distribution, air water fluidised form, is mainly manifested in that to develop BAF special
Long handle water distribution filter, single hole filter membrane aerator carry out water distribution, gas distribution and water distribution, gas distribution efficiency are greatly lifted.It is aided with gas again
The horizontal line upward flow method of operation so that air water carries out fabulous divide equally, it is therefore prevented that bubble nuclei of condensation gas in filter material layer blocks up phenomenon,
It can keep fully effectively contacting between sewage and biologic packing material, it is ensured that the lasting stability and validity of BAF operation process,
It can maintain again and provide positive pressure in whole filter tank height, can preferably avoid the formation of channel or short stream, and along
Water (flow) direction ceramic grain filter is in compaction state, and particle diameter is small to have level to match somebody with somebody (general 3~6mm), can keep optimal filter effect, this
It is also the advantage that contact oxidation method and other ordinary biofilters do not have, treatment effeciency is substantially improved.
The beneficial effects of the utility model are as follows：
1), the utility model processing system has dual oil interceptor, can remove to greatest extent the higher oil slick of viscosity and
Other suspensions, and provided with oil tank is reclaimed, skimming sump oil, reduces crude oil and wastes to greatest extent, and the utility model is also
There are separation chamber and flocculation reaction area, first flocculation reaction is separated again, significantly improve the flocculating effect and flocculate of dirty Organic substance in water
Separating effect, the treatment effeciency of sewage can be effectively improved, discharge standard is reached, and the utility model is provided with BAF
COD and BOD values can be effectively reduced, the quality of sewage discharge is improved, sludge concentration tank of the present utility model and the first oil interceptor connect
Connect, handled the remaining sewage of sludge concentration tank by filter screen and suction pump, improve sewage intercepting well rate, reduce water resource wave
Take, and reduce sewage discharge pollution.
Brief description of the drawings
Fig. 1 is the module diagram of the coastal product oil storage field oil-containing sewage treatment system of the utility model；
Fig. 2 is the utility model sludge concentration tank diagrammatic cross-section；
1 first oil interceptor, 2 belt type oil removing machines, 3 reclaim oil tank, 4 first elevator pumps, 5 second oil interceptors, 6 aerators, 7
Second elevator pump, 8 flocculation reaction areas, 9 chemicals dosing plants, 10 separation chambers, 11 BAFs, 12 monitoring rooms, 13 backwash dresses
Put, 14 sludge concentration tanks.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to explanation
Book word can be implemented according to this.
As shown in Figure 1-2, the utility model provides a kind of coastal product oil storage field oil-containing sewage treatment system, including：The
One oil interceptor 1, oil recovery fill 3, belt type oil removing machine 2, the first elevator pump 4, the second oil interceptor 5, sludge concentration tank 14, aerator
6th, the second elevator pump 7, flocculation reaction area 8, chemicals dosing plant 9, separation chamber 10, BAF 11, back purge system 13, monitoring
Pond 12；
First oil interceptor 1 is provided with oil-polluted water water inlet, and oil-polluted water is entered by water inlet into the first oil interceptor
Row processing, the belt type oil removing machine 2 is arranged on the top of the first oil interceptor 1, the belt type oil removing machine 2 and the recovery oil tank
3 connections, belt type oil removing machine；
One end of first elevator pump 4 connects first oil interceptor 1, the other end of first elevator pump 4 and the
Two oil interceptors 5 are connected；
The aerator 6 is connected with the second oil interceptor 5；
The bottom of second oil interceptor 5 is additionally provided with the first sludge hopper, the first discharge pipeline, and first sludge hopper passes through described
First discharge pipeline is connected with the sludge concentration tank 14, and is additionally provided with the middle of first discharge pipeline and the sludge concentration tank 14
One slush pump 7, the top of the second oil interceptor 5 is additionally provided with the first oil-scraping device, and first oil-scraping device passes through the first blowdown
Pipe fills 3 with the oil recovery and is connected；
One end of second elevator pump 4 is connected with the second oil interceptor 5；
The flocculation reaction area 8 is provided with flocculation plant, and the flocculation reaction area 8 is connected with the other end of the second elevator pump 4；
The chemicals dosing plant 9 is arranged on the side of flocculation reaction area 8 and is connected with the flocculation reaction area 8；
The flocculation reaction area 8 is connected with the separation chamber 10, and the separation chamber 10 is provided with multiphase flow dissolved air floatation
Device, the second oil-scraping device, the bottom of separation chamber 10 are additionally provided with the second sludge hopper, the second discharge pipeline, second sludge hopper
It is connected by second discharge pipeline with the sludge concentration tank, in the middle of second discharge pipeline and the sludge concentration tank 14 also
Provided with the second slush pump 7, second oil-scraping device is connected by the second blow-off pipe with the sludge concentration tank；
The separation chamber 10 is connected with BAF 11；
The monitoring room 12 is connected with separation chamber 10, BAF 11 respectively by drainpipe, the monitoring room 12
Also it is connected by the back purge system with BAF 11；
The sludge concentration tank 14 is connected with the first oil interceptor 1, and centre is provided with filter membrane and suction pump, and wherein filter membrane is inorganic
Microfiltration membranes.
Wherein, first oil interceptor 1 is separated into three-level oil interceptor by partition wall, and the water inlet is provided with grid, grid
Gap is 0.5-1 centimetres, and filter screen 102 is provided with the middle of the sludge concentration tank 14, by sludge concentration tank be divided into above and below two layers, upper strata
For sludge blanket 101, lower floor is sewage layer 103, wherein the filter screen is stainless steel 300-500 mesh filter screens, thickness is 0.2-1 lis
Rice.
The utility model, the specific data of each unit treatment effeciency are as shown in the table：
The each unit treatment effeciency of table 1 is as shown in the table：
The oil-polluted water of product oil storage field is handled by oil conte, sewage treatment device and BAF in the utility model
Effluent quality is fully achieved afterwards《Integrated wastewater discharge standard》(GB8978-1996) first discharge standard requirement.
Although embodiment of the present utility model is disclosed as above, it is not restricted in specification and embodiment
Listed to use, it can be applied to various suitable fields of the present utility model completely, for those skilled in the art,
Other modification is easily achieved, therefore under the universal limited without departing substantially from claim and equivalency range, this reality
Specific details is not limited to new and shown here as the embodiment with description.
Claims (4)
1. a kind of coastal product oil storage field oil-containing sewage treatment system, it is characterised in that including：First oil interceptor, oil recovery are filled, band
Formula oil removal machine, the first elevator pump, the second oil interceptor, sludge concentration tank, aerator, the second elevator pump, flocculation reaction area, dosing
Device, separation chamber, BAF, back purge system, monitoring pool；
First oil interceptor is provided with oil-polluted water water inlet, and the belt type oil removing machine is arranged on the first oil interceptor top,
The belt type oil removing machine is connected with the recovery oil tank；
One end of first elevator pump connects first oil interceptor, the other end and the second oil interceptor of first elevator pump
Connection；
The aerator is connected with the second oil interceptor；
The second oil interceptor bottom is additionally provided with the first sludge hopper, the first discharge pipeline, and first sludge hopper passes through described first
Discharge pipeline is connected with the sludge concentration tank, and being additionally provided with first in the middle of first discharge pipeline and the sludge concentration tank takes out mud
Pump, the second oil interceptor top is additionally provided with the first oil-scraping device, first oil-scraping device by the first blow-off pipe with it is described
Oil recovery fills connection；
One end of second elevator pump is connected with the second oil interceptor；
The flocculation reaction area is provided with flocculation plant, and the flocculation reaction area is connected with the other end of the second elevator pump；
The chemicals dosing plant is arranged on flocculation reaction area side and is connected with the flocculation reaction area；
The flocculation reaction area is connected with the separation chamber, and the separation chamber is provided with multiphase flow dissolved air floatation device, second
Oil-scraping device, the separation chamber bottom is additionally provided with the second sludge hopper, the second discharge pipeline, and second sludge hopper passes through described second
Discharge pipeline is connected with the sludge concentration tank, and being additionally provided with second in the middle of second discharge pipeline and the sludge concentration tank takes out mud
Pump, second oil-scraping device is connected by the second blow-off pipe with the sludge concentration tank；
The separation chamber is connected with BAF；
The monitoring room is connected with separation chamber, BAF respectively by drainpipe, and the monitoring room is also by described anti-
Flusher is connected with BAF；
The sludge concentration tank is connected with the first oil interceptor, and centre is provided with filter membrane and suction pump, and wherein filter membrane is inorganic micro filtering membrane.
2. coastal product oil storage field oil-containing sewage treatment system as claimed in claim 1, it is characterised in that first oil interceptor
Three-level oil interceptor is separated into by partition wall.
3. coastal product oil storage field oil-containing sewage treatment system as claimed in claim 1, it is characterised in that the water inlet is provided with
Grid, grid gap is 0.5-1 centimetres.
4. coastal product oil storage field oil-containing sewage treatment system as claimed in claim 1, it is characterised in that the sludge condensation
Filter screen is provided with the middle of pond, by sludge concentration tank be divided into above and below two layers, upper strata is sludge blanket, and lower floor is sewage layer, wherein the filter
Net is stainless steel 300-500 mesh filter screens, and thickness is 0.2-1 centimetres.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720059709.8U CN206486402U (en) | 2017-01-17 | 2017-01-17 | A kind of coastal product oil storage field oil-containing sewage treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720059709.8U CN206486402U (en) | 2017-01-17 | 2017-01-17 | A kind of coastal product oil storage field oil-containing sewage treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206486402U true CN206486402U (en) | 2017-09-12 |
Family
ID=59766290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720059709.8U Expired - Fee Related CN206486402U (en) | 2017-01-17 | 2017-01-17 | A kind of coastal product oil storage field oil-containing sewage treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206486402U (en) |
-
2017
- 2017-01-17 CN CN201720059709.8U patent/CN206486402U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170912 Termination date: 20190117 |