CN103952173A - Oil gas recovery device - Google Patents
Oil gas recovery device Download PDFInfo
- Publication number
- CN103952173A CN103952173A CN201410219791.7A CN201410219791A CN103952173A CN 103952173 A CN103952173 A CN 103952173A CN 201410219791 A CN201410219791 A CN 201410219791A CN 103952173 A CN103952173 A CN 103952173A
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- China
- Prior art keywords
- liquid
- gas
- absorption tower
- cylindrical shell
- storage tank
- 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
Links
- 238000011084 recovery Methods 0.000 title abstract description 11
- 239000007788 liquid Substances 0.000 claims abstract description 80
- 238000010521 absorption reaction Methods 0.000 claims abstract description 54
- 238000009833 condensation Methods 0.000 claims description 42
- 230000005494 condensation Effects 0.000 claims description 40
- 239000000945 filler Substances 0.000 claims description 27
- 239000003595 mist Substances 0.000 claims description 6
- 238000012856 packing Methods 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 3
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 2
- 239000004698 Polyethylene Substances 0.000 claims description 2
- 239000010962 carbon steel Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- -1 polyethylene Polymers 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 2
- 239000004800 polyvinyl chloride Substances 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 25
- 238000000034 method Methods 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000002309 gasification Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- OFCNXPDARWKPPY-UHFFFAOYSA-N allopurinol Chemical compound OC1=NC=NC2=C1C=NN2 OFCNXPDARWKPPY-UHFFFAOYSA-N 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The invention discloses an oil gas recovery device. The oil gas recovery device comprises a vacuum pump, a condensing and absorption tower, a flash tank, a condensing and absorption liquid storage tank, a circulating pump, a condenser and an oil gas recovery liquid storage tank, wherein the vacuum pump is installed in front of the condensing and absorption tower; a liquid inlet pipe and gas outlet pipes are arranged at the upper part of the condensing and absorption tower; a gas inlet pipe is arranged on the side of the condensing and absorption tower, and a liquid outlet pipe is arranged at the lower part of the condensing and absorption tower; the vacuum pump is connected with the gas inlet pipe; the liquid outlet pipe is connected with the flash tank; a motor is arranged below the condensing and absorption tower; the flash tank is connected with the condenser; the condenser is connected with the oil gas recovery liquid storage tank and the condensing and absorption liquid storage tank. The device overcomes the defects of large equipment volume, low recovery efficiency and the like of original oil gas recovery devices. The invention provides a rotating packed bed oil gas condensing and absorbing recovery device with the advantages of high heat and mass transfer coefficients and good condensing and absorption effects.
Description
Technical field
The present invention relates to a kind of gas concentration unit, be specifically related to a kind of device for recovering oil and gas.
Background technology
The lower volatile hydrocarbon type organic highly volatile of carbon content existing in crude oil and gasoline can produce a large amount of oil gas in storage and transport process.The oil gas volatilizing not only can be to ambient atmosphere environment, and work as oil gas height and gather, when volatile organic matter and air mixed reach finite concentration, very easily occur " dodging quick-fried ", have potential safety hazard, the oil gas that simultaneously can send has also caused the significant wastage of resource.Therefore tackling oil gas reclaims.The research of various device for recovering oil and gas and application in recent years obtained generally attention both domestic and external.
The separation and recovery method of oil gas and air has absorption process, condensation method and membrane separation process at present.According to these method Chinese patent literatures CN 101726157A, CN 102527103A, CN 102350079A, CN102527073A etc., all disclose several devices that reclaim about oil gas, but these install the problems such as ubiquity equipment volume are large, organic efficiency is low.
Summary of the invention
The present invention overcomes the deficiencies in the prior art, has proposed a kind of rotary packed bed oil gas condensation absorption recycling device, has advantages of that heat and mass transfer coefficient is high, condensation good absorbing effect.
Technical scheme of the present invention is: a kind of device for recovering oil and gas, comprises that vacuum pump 1, condensation absorption tower 2, flash tank 4, condensation absorption liquid storage tank 5, recycle pump 6, condenser 7, oil gas reclaim liquid storage tank 8.Before described vacuum pump 1 is installed on condensation absorption tower 2.On the top on described condensation absorption tower 2, be provided with liquid inlet duct 11 and gas outlet tube 10, side on described condensation absorption tower 2 is provided with gas inlet pipe 18, described vacuum pump 1 is connected with described gas inlet pipe 18, bottom on described condensation absorption tower 2 is provided with liquid outlet tube 16, described liquid outlet tube 16 is connected with described flash tank 4, below described condensation absorption tower 2, is provided with motor 3.Described flash tank 4 upper end outlets connect condenser 7 left end entrances, and described condenser 7 left end outlets connect oil gas and reclaim liquid storage tank 8.Described flash tank 4 lower end outlets connect condensation absorption liquid storage tank 5, and described condensation absorption liquid storage tank 5 outlets connect recycle pump 6, and described recycle pump 6 outlets connect condenser 7 right-hand member entrances, and described condenser 7 right-hand member outlets connect liquid inlet 11.
Described condensation absorption tower 2 comprises shell 9, filler rotor 14, liquid distributor 12, mist eliminator 13 and motor 3.Described shell 9 is divided into cylindrical shell 902, cylindrical shell upper plate 901, cylindrical shell lower plate 903.Described cylindrical shell upper plate 901 is provided with gas outlet tube 10, liquid inlet duct 11, and described cylindrical shell 902 lower ends, side are provided with gas inlet pipe 18, and described cylindrical shell lower plate 903 is provided with liquid outlet tube 16.Described liquid distributor 12 is cylinders of one section of one end shutoff lateral opening hole, aperture is at 2mm～5mm, be fixed on cylindrical shell upper plate 901, on the top of described liquid distributor 12, be provided with liquid inlet duct 11, bottom, side at described liquid distributor 12 is provided with absorption liquid spray channels, described liquid distributor 12 is positioned at filler rotor 14 center, described filler rotor 14 is circular cylindrical shells that filler 146 is filled in an inside, described filler 146 is structured packing, and its material can be carbon steel, stainless steel, polyethylene, polyvinyl chloride.Described filler rotor 3 lower ends are supported by 4～8 lower end bearing ribs 145, and by 4～8 upper ends, fixedly gusset 141 is fixing in upper end.4～8 guide vanes are all welded in bearing rib 145 tops, described lower end and described upper end fixedly gusset 141 belows.Described lower end bearing rib 145 and described upper end fixedly gusset 141 are connected by 8～16 fastening studs.Described lower end bearing rib 145 is connected on described main shaft 15 by key.Described main shaft 15 lower ends are bolted belt wheel 17, and described belt wheel 17 is connected with motor 3 by belt.On rotary packed bed top, mist eliminator 13 is set.
The present invention has following beneficial effect:
(1) the traditional recovery tower of rotary packed bed replacement for the present invention, good absorbing effect, equipment volume are little, and gas-liquid two-phase adopts cross-flow contact mass transfer, has reduced pressure drop.
(2) the present invention adopts the rotary packed bed and absorption technique that repeatedly circulates that receptivity is very strong, has greatly saved the consumption of absorption liquid.
(3) upper end of filler rotor of the present invention fixedly gusset and lower end bearing rib all weld guide vane, be beneficial to passing through of gas, increased the ventilation of equipment.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, further illustrate the present invention.
Fig. 1 flowage structure schematic diagram of the present invention.
Fig. 2 condensation of the present invention absorption tower structural representation.
Fig. 3 tube structure schematic diagram of the present invention.
Fig. 4 filler rotor structure of the present invention schematic diagram.
In figure, 1-vacuum pump, 2-condensation absorption tower, 3-motor, 4-flash tank, 5-condensation absorption liquid storage tank, 6-recycle pump, 7-condenser, 8-oil gas reclaims liquid storage tank, 9-shell, 10-gas outlet tube, 11-liquid inlet duct, 12-liquid distributor, 13-mist eliminator, 14-filler rotor, 15-main shaft, 16-liquid outlet tube, 17-belt wheel, 18-gas inlet pipe, 141-upper end is gusset fixedly, 142-upper end guide vane, 143-fastening stud, 144-lower end guide vane, 145-lower end bearing rib, 146-filler, 901-cylindrical shell upper plate, 902-cylindrical shell, 903-cylindrical shell lower plate.
Embodiment
Consult shown in Fig. 1 to Fig. 4, a kind of device for recovering oil and gas, comprises that vacuum pump 1, condensation absorption tower 2, flash tank 4, condensation absorption liquid storage tank 5, recycle pump 6, condenser 7, oil gas reclaim described in liquid storage tank 8 before vacuum pump 1 is installed on condensation absorption tower 2.On the top on described condensation absorption tower 2, be provided with liquid inlet duct 11 and gas outlet tube 10, side on described condensation absorption tower 2 is provided with gas inlet pipe 18, described vacuum pump 1 is connected with described gas inlet pipe 18, in described rotary packed bed 2 bottom, be provided with liquid outlet tube 16, described liquid outlet tube 16 is connected with described flash tank 4, below described condensation absorption tower 2, is provided with motor 3.Described flash tank 4 upper end outlets connect condenser 7 left end entrances, and described condenser 7 left end outlets connect oil gas and reclaim liquid storage tank 8.Described flash tank 4 lower end outlets connect condensation absorption liquid storage tank 5, and described condensation absorption liquid storage tank 5 outlets connect recycle pump 6, and described recycle pump 6 outlets connect condenser 7 right-hand member entrances, and described condenser 7 right-hand member outlets connect liquid inlet 11.Oil gas to be absorbed is carried through vacuum pump 1, is entered the bottom of tower by the gas inlet pipe 18 of 2 bottoms, condensation absorption tower; Lean solution enters condensation absorption tower 2 through liquid inlet duct 11, under centrifugal action, fully atomization to filler 146 outer face radial motions, so from bottom to top the oil gas lean solution lower with temperature of motion fully contacts, by condensation, absorb and carry out oil gas recovery, lean solution becomes rich solution, and gas drains into air from upper gas outlet pipe 10; Rich solution enters flash tank 4 by lower liquid outlet pipe 16, through heating, oil gas gasification separation, the lean solution that becomes rich solution flows back to condensation absorption liquid storage tank 5, after recycle pump 6 is delivered to condenser 7 condensations, enter 2 recycles of condensation absorption tower, gasification component enters oil gas and reclaims liquid storage tank 8 after condenser 7 condensations.
Described rotary packed bed shell 9, filler rotor 14, liquid distributor 12, mist eliminator 13 and the motor 3 of comprising.Described shell 9 is divided into cylindrical shell 902, cylindrical shell upper plate 901, cylindrical shell lower plate 903.Described cylindrical shell upper plate 901 is provided with gas outlet tube 10, liquid inlet duct 11, and described cylindrical shell 902 lower ends, side are provided with gas inlet pipe 18, and described cylindrical shell lower plate 903 is provided with liquid outlet tube 16.Described liquid distributor 12 is cylinders of one section of one end shutoff lateral opening hole, aperture is at 2mm～5mm, be fixed on cylindrical shell upper plate 901, on the top of described liquid distributor 12, be provided with liquid inlet duct 11, bottom, side at described liquid distributor 12 is provided with absorption liquid spray channels, described liquid distributor 12 is positioned at filler rotor 14 center, and described filler rotor 14 is circular cylindrical shells that filler 146 is filled in an inside, and described filler 146 is structured packing.Described filler rotor 3 lower ends are supported by 4～8 lower end bearing ribs 145, and by 4～8 upper ends, fixedly gusset 141 is fixing in upper end.4～8 guide vanes are all welded in bearing rib 145 tops, described lower end and described upper end fixedly gusset 141 belows.Described lower end bearing rib 145 and described upper end fixedly gusset 141 are connected by 8～16 fastening studs.Described lower end bearing rib 145 is connected on described main shaft 15 by key.On rotary packed bed top, mist eliminator 13 is set.
Principle of work of the present invention is: oil gas to be absorbed enters cylindrical shell 2 inside by blower fan by two gas inlet tubes 204 of rotary packed bed bottom, by cylindrical shell 2 bottoms, to cylindrical shell top, moved, on the other hand, the absorption liquid inlet tube 805 of liquid-absorbant liquid distributor 8 enters and is positioned at filler rotor 6 centers, fixed liquid distributor 8, through being ejected on filler after liquid distributor 8 uniform, absorbs.Liquid-absorbant is to the 6 outer end radial motions of filler rotor under centrifugal action, and so from bottom to top oil gas and the absorption liquid cross-flow contact mass transfer of motion, remove after the liquid of carrying secretly finally by crossing scum dredger 7, from gas outlet tube 206, discharges.Absorption liquid is discharged by liquid outlet tube 203, separated through flash tank, after isolated gasoline condensation, is passed in reservoir, and isolated diesel oil is passed in circulation tank, after overcooling, is again passed in bed of packings and absorbs.
Claims (6)
1. a device for recovering oil and gas, comprises that vacuum pump (1), condensation absorption tower (2), flash tank (4), condensation absorption liquid storage tank (5), recycle pump (6), condenser (7), oil gas reclaim liquid storage tank (8).Described vacuum pump (1) is installed on condensation absorption tower (2) before.On the top on described condensation absorption tower (2), be provided with liquid inlet duct (11) and gas outlet tube (10), in the side on described condensation absorption tower (2), be provided with gas inlet pipe (18), described vacuum pump (1) is connected with described gas inlet pipe (18), in the bottom on described condensation absorption tower (2), be provided with liquid outlet tube (16), described liquid outlet tube (16) is connected with described flash tank (4), in the below on described condensation absorption tower (2), is provided with motor (3).The outlet of described flash tank (4) upper end connects condenser (7) left end entrance, and the outlet of described condenser (7) left end connects oil gas and reclaims liquid storage tank (8).The outlet of described flash tank (4) lower end connects condensation absorption liquid storage tank (5), described condensation absorption liquid storage tank (5) outlet connects recycle pump (6), described recycle pump (6) outlet connects condenser (7) right-hand member entrance, and the outlet of described condenser (7) right-hand member connects liquid inlet (11).
2. a kind of device for recovering oil and gas according to claim 1, it is characterized in that, described condensation absorption tower (2) comprises shell (9), filler rotor (14), liquid distributor (12), mist eliminator (13) and motor (3).
3. according to a kind of device for recovering oil and gas described in claim 1 and 2, it is characterized in that, described shell (9) is divided into cylindrical shell (902), cylindrical shell upper plate (901), cylindrical shell lower plate (903).Described cylindrical shell upper plate (901) is provided with gas outlet tube (10), liquid inlet duct (11), described cylindrical shell (902) lower end, side is provided with gas inlet pipe (18), and described cylindrical shell lower plate (903) is provided with liquid outlet tube (16).
4. according to a kind of device for recovering oil and gas described in claim 1 and 2, it is characterized in that, described liquid distributor (12) is the cylinder of one section of one end shutoff lateral opening hole, aperture is at 2mm～5mm, be fixed on cylindrical shell upper plate (901), on the top of described liquid distributor (12), be provided with liquid inlet duct (11), bottom, side at described liquid distributor (12) is provided with absorption liquid spray channels, and described liquid distributor (12) is positioned at the center of filler rotor (14).
5. according to a kind of device for recovering oil and gas described in claim 1 and 2, it is characterized in that, described filler rotor (14) is the circular cylindrical shell that filler (146) is filled in an inside.Described filler rotor (3) lower end is supported by 4～8 lower end bearing ribs (145), and by 4～8 upper ends, fixedly gusset (141) is fixing in upper end.4～8 guide vanes are fixedly all welded in gusset (141) below in described lower end bearing rib (145) top and described upper end.Described lower end bearing rib (145) and described upper end fixedly gusset (141) are connected by 8～16 fastening studs.Described lower end bearing rib (145) is connected on described main shaft (15) by key.Described main shaft 15 lower ends are bolted belt wheel 17, and described belt wheel 17 is connected with motor 3 by belt.
6. filler rotor according to claim 5, is characterized in that, described filler (146) is structured packing, and its material can be carbon steel, stainless steel, polyethylene, polyvinyl chloride.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410219791.7A CN103952173A (en) | 2014-05-22 | 2014-05-22 | Oil gas recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410219791.7A CN103952173A (en) | 2014-05-22 | 2014-05-22 | Oil gas recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103952173A true CN103952173A (en) | 2014-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410219791.7A Pending CN103952173A (en) | 2014-05-22 | 2014-05-22 | Oil gas recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103952173A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106039739A (en) * | 2016-06-23 | 2016-10-26 | 望江县大唐资源再生有限公司 | Waste oil environment-friendly recovery and treatment device |
| CN106118712A (en) * | 2016-06-23 | 2016-11-16 | 望江县大唐资源再生有限公司 | A kind of waste oil high efficiency recycling and processing device |
| CN112360988A (en) * | 2020-11-24 | 2021-02-12 | 成都正升能源技术开发有限公司 | Condensate valve for rapidly recovering oilfield associated gas |
| CN116328482A (en) * | 2023-04-12 | 2023-06-27 | 舟山市生态环境应急与监控监测中心 | Treatment device for gas flow containing fluorine compound |
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Cited By (5)
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|---|---|---|---|---|
| CN106039739A (en) * | 2016-06-23 | 2016-10-26 | 望江县大唐资源再生有限公司 | Waste oil environment-friendly recovery and treatment device |
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| CN116328482A (en) * | 2023-04-12 | 2023-06-27 | 舟山市生态环境应急与监控监测中心 | Treatment device for gas flow containing fluorine compound |
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Application publication date: 20140730 |