CN201454367U - Oil-gas recovery device - Google Patents
Oil-gas recovery device Download PDFInfo
- Publication number
- CN201454367U CN201454367U CN2009200736522U CN200920073652U CN201454367U CN 201454367 U CN201454367 U CN 201454367U CN 2009200736522 U CN2009200736522 U CN 2009200736522U CN 200920073652 U CN200920073652 U CN 200920073652U CN 201454367 U CN201454367 U CN 201454367U
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- CN
- China
- Prior art keywords
- oil
- membrane separator
- gas
- input
- compressor
- 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.)
- Expired - Fee Related
Links
- 238000011084 recovery Methods 0.000 title abstract description 5
- 239000012528 membrane Substances 0.000 claims abstract description 47
- 238000001816 cooling Methods 0.000 claims abstract description 5
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 238000000926 separation method Methods 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 6
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 238000000746 purification Methods 0.000 abstract description 2
- 230000035515 penetration Effects 0.000 abstract 8
- 238000005086 pumping Methods 0.000 abstract 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- 238000012544 monitoring process Methods 0.000 description 4
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 239000008246 gaseous mixture Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses an oil-gas recovery device which comprises a compressor and an air cooler, wherein the compressor is used for pumping and compressing oil gas; the input end of the air cooler is connected with the compressor, and the air cooler is used for cooling the compressed oil gas; the output end of the air cooler is connected with the input end of a primary membrane separator; the output end of the primary membrane separator comprises a penetration end and a non-penetration end, wherein the penetration end outputs thick oil gas after separation, and the non-penetration end is connected with the input end of a secondary membrane separator; and the output end of the secondary membrane separator comprises a penetration end and a non-penetration end, wherein the non-penetration end is connected with an air exhaust device, and the penetration end outputs oil gas after separation. The utility model has simple equipment, low operating cost and high oil-gas purification efficiency, can solve the key problems of complex oil-gas recovery technology, high energy consumption and the like, and meets the requirements of energy saving and environment protection.
Description
Technical field
The utility model relates to a kind of device for recovering oil and gas, particularly relates to the device for recovering oil and gas of a kind of oil depot, gas station
Background technology
Oil and products thereof is the mixture of many hydrocarbons, and light component wherein has very strong restorative., be dispersed into and contain benzene and organic active compound (ROCs) in the oil gas in the atmosphere respectively around thickly populated city or its in most oil plant, oil depot and gas station etc.Benzene and organic active compound can and impact safely health and surrounding environment, and the volatilization of oil gas simultaneously wastes energy, and causes serious economy loss, also reduces oil quality, influences oil product and normally uses.At present, all there is strict control requirement in developed country to exhaust of oil concentration in the world.
For the recovery of implementing oil gas from the gaseous mixture of oil evaporation discharging, key is separation oil and gas and air.The basic principle that embrane method gas separates is exactly to utilize the preferential infiltrative characteristics of polymeric membrane to oil gas, allow the gaseous mixture of " oil gas-air " under certain pressure promotes, make oil gas penetrated preferably film in the gaseous mixture through " filtration " of film, air is then optionally held back, and separates thereby reach " oil gas-air ".
Compare with traditional oil gas separating technology, that membrane separation device has is easy and simple to handle, the rate of recovery is high, energy consumption is low, non-secondary pollution, be easy to safeguard and be convenient to plurality of advantages such as amplification.The application of this technology mainly is subjected to the performance impact of membrane material, owing to be subjected to the restriction of molecule infiltration rate in film, has only by increasing membrane module and operating pressure reduction and improve the film device disposal ability; Owing to be subjected to the restriction of film, also influenced " oil gas-air " separating effect to " oil gas " selective permeation ability; The life-span of film also has influence on equipment operating cost in addition.
Domestic equipment of the same type adopts " condensation (compression condensation)+film separates (absorption) " technology mostly at present, reclaims and emission compliance to reach oil gas.Because this kind equipment comes condensed oil-gas by refrigeration, so this kind equipment is bigger in time energy consumption in service, and make and contain water in the oil content of condensation, can use after must handling through oily water separating equipment, make this kind equipment use be restricted.
The utility model content
A kind of providing is provided the technical problems to be solved in the utility model can effectively reclaim oil gas, and the device for recovering oil and gas that structural manufacturing process is simple, energy consumption is low, applicability is wide.
For solving the problems of the technologies described above, the utility model provides a kind of device for recovering oil and gas, comprising: compressor is used for extracting and compression oil gas; Air cooler, its input links to each other with compressor, is used for compressed oil air cooling but; The output of air cooler links to each other with the input of one-level membrane separator, and the output of one-level membrane separator comprises seeing through end and seeing through to be held, and sees through the dense oil gas after end output separates, and is connected with the input of secondary membrane separator through end; The output of secondary membrane separator comprises seeing through end and seeing through to be held, and sees through end and connects the air emptier, sees through the oil gas of holding after output separates.
The beneficial effects of the utility model are: equipment is simple, operating cost is low, oil gas purification efficiency height, can solve oil gas and reclaim key issues such as complex process, energy consumption height, meets the energy-saving and environmental protection requirement.
Description of drawings
Below in conjunction with drawings and Examples the utility model is described in further detail.
Fig. 1 is the utility model device for recovering oil and gas structural representation.
Description of reference numerals among the figure: 1 voltage-controlled instrument, 2 compressors, 3 axial flow blowers, 4 voltage-controlled instrument, 5 safety valves, 6 valves, 7 blow-down pipes, 8 voltage-controlled instrument, 9 valves, 10 membrane separators, 11 membrane separators, 12 finned tubular radiators, 13 temperature controllers.
The specific embodiment
As shown in Figure 1, the utility model device for recovering oil and gas is made up of compressor 2, finned tubular radiator 12, one-level membrane separator 10, secondary membrane separator 11 and axial flow blower, voltage-controlled instrument, temperature controller, pipeline, electrical equipment control etc.Voltage-controlled instrument is installed on the compressor; One-level membrane separator input is equipped with voltage-controlled instrument, is used to control the valve between the I and II membrane separator, makes that one-level membrane separator input and output pressure reduction are 1.5～2atm; Secondary membrane separator input is equipped with voltage-controlled instrument, is used to control the valve of secondary membrane separator input, makes that secondary membrane separator input and output pressure reduction are 1～1.5atm.
Pressure in the voltage-controlled instrument 1 monitoring oil tank, when tank pressure reach+during 25Pa (gauge pressure), compressor 2 starts the oil gas that extracts in the oil tank, the oil gas that compression is simultaneously extracted out is to more than the 3atm, gas after the compression is delivered to finned tubular radiator 12, axial flow blower 3 starts to purge gives finned tubular radiator 12 to the Compressed Gas cooling, and by temperature controller 13 monitoring oil gas chilling temperatures and the work of regulating shaft flow fan, control Compressed Gas temperature is more than the water condensing temperature.
Cooled oil gas is sent to the I and II membrane separator, oil-air pressure and control valve 6 apertures behind the voltage-controlled instrument 4 monitoring air coolers, to keep one-level membrane separator both sides that the pressure reduction of 1.5～2atm is arranged, oil-air pressure and control valve 9 apertures behind the voltage-controlled instrument 8 monitoring air coolers have the pressure reduction of 1～1.5atm to keep secondary membrane separator both sides.The oil gas molecule is delivered to oil tank after being condensed into high-concentration oil vapor by film device 11; Isolated air is sent to secondary membrane separation device 10, and the direct emptying of air, oil gas after further separating are sent to oil tank.
This device is being furnished with safety valve 5, and gas pressure is to start automatically to rush down pressure above 3atm after compression, guarantees that security of system is reliable.
When tank pressure be reduced to-during 125Pa (gauge pressure), equipment quits work automatically.
The technical scheme that the utility model adopts the secondary membrane separator to combine with safety valve.
This device compressor 2 is connected with air cooler (being made up of with finned tubular radiator 12 axial flow blower 3) by pipeline, air cooler is connected with one-level membrane separator 11, one-level membrane separator 11 sees through end and connects oil tank, connects secondary membrane separator 10 through end, secondary membrane separator 10 sees through end and connects oil tank, does not see through the direct emptying of end.
When the pressure in the oil tank reached certain value, the voltage-controlled instrument 1 of the oil tank in the device started device for recovering oil and gas, and the oil gas that compressor 2 extracts in the oil tank is delivered to this device.
The compression oil gas of air cooler enters one-level membrane separation device 11 as a result, and the processing air discharged of separating through the one-level film enters secondary membrane separation device 10, does not see through the direct emptying of gas after the secondary film separating treatment.
When tank pressure was reduced to certain value, this device braking was out of service.
Described I and II membrane separator is equipped with spiral wound membrane.
Described air cooler is made up of axial flow blower 3 and finned tubular radiator 12.
With the specific embodiment the utility model is described in further detail in conjunction with the accompanying drawings:
The utility model is not limited to embodiment discussed above. and above description to the specific embodiment is intended in order to describe and illustrate the technical scheme that the utility model relates to. based on the conspicuous conversion of the utility model enlightenment or substitute and also should be considered to fall into protection domain of the present utility model. the above specific embodiment is used for disclosing best implementation method of the present utility model, so that those of ordinary skill in the art can use numerous embodiments of the present utility model and multiple alternative reaches the purpose of this utility model.
Claims (4)
1. a device for recovering oil and gas is characterized in that, comprising:
Compressor is used for extracting and compression oil gas;
Air cooler, its input links to each other with compressor, is used for compressed oil air cooling but;
The output of air cooler links to each other with the input of one-level membrane separator, and the output of one-level membrane separator comprises seeing through end and seeing through to be held, and sees through the dense oil gas after end output separates, and is connected with the input of secondary membrane separator through end;
The output of secondary membrane separator comprises seeing through end and seeing through to be held, and sees through end and connects the air emptier, sees through the oil gas of holding after output separates.
2. device for recovering oil and gas according to claim 1 is characterized in that: described membrane separator is installed spiral wound membrane.
3. device for recovering oil and gas according to claim 1 is characterized in that: described air cooler comprises axial flow blower and finned tubular radiator.
4. device for recovering oil and gas according to claim 1 is characterized in that:
Voltage-controlled instrument is installed on the compressor;
One-level membrane separator input is equipped with voltage-controlled instrument, is used to control the valve between the I and II membrane separator, makes that one-level membrane separator input and output pressure reduction are 1.5～2atm;
Secondary membrane separator input is equipped with voltage-controlled instrument, is used to control the valve of secondary membrane separator input, makes that secondary membrane separator input and output pressure reduction are 1～1.5atm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200736522U CN201454367U (en) | 2009-02-23 | 2009-02-23 | Oil-gas recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200736522U CN201454367U (en) | 2009-02-23 | 2009-02-23 | Oil-gas recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201454367U true CN201454367U (en) | 2010-05-12 |
Family
ID=42381711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200736522U Expired - Fee Related CN201454367U (en) | 2009-02-23 | 2009-02-23 | Oil-gas recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201454367U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105771563A (en) * | 2016-04-22 | 2016-07-20 | 南京工业大学 | Method and system for recycling and treating volatile organic compounds by double-membrane method |
| WO2018014222A1 (en) * | 2016-07-19 | 2018-01-25 | 深圳市尚佳能源网络有限责任公司 | Safe mobile fueling system |
-
2009
- 2009-02-23 CN CN2009200736522U patent/CN201454367U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105771563A (en) * | 2016-04-22 | 2016-07-20 | 南京工业大学 | Method and system for recycling and treating volatile organic compounds by double-membrane method |
| WO2018014222A1 (en) * | 2016-07-19 | 2018-01-25 | 深圳市尚佳能源网络有限责任公司 | Safe mobile fueling system |
| CN108137227A (en) * | 2016-07-19 | 2018-06-08 | 深圳市尚佳能源网络有限责任公司 | Safety moving fuel loading system |
| CN108137227B (en) * | 2016-07-19 | 2020-01-07 | 深圳市尚佳能源网络有限责任公司 | Safe mobile refueling system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100512 Termination date: 20110223 |