CN203763888U - Dual-channel evaporation technology type oil gas recovery system - Google Patents
Dual-channel evaporation technology type oil gas recovery system Download PDFInfo
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- CN203763888U CN203763888U CN201320636881.7U CN201320636881U CN203763888U CN 203763888 U CN203763888 U CN 203763888U CN 201320636881 U CN201320636881 U CN 201320636881U CN 203763888 U CN203763888 U CN 203763888U
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- magnetic valve
- oil
- gas
- oil gas
- evaporimeters
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- 238000011084 recovery Methods 0.000 title claims abstract description 28
- 238000005516 engineering process Methods 0.000 title claims abstract description 15
- 238000001704 evaporation Methods 0.000 title claims abstract description 13
- 230000008020 evaporation Effects 0.000 title claims abstract description 12
- 238000001179 sorption measurement Methods 0.000 claims abstract description 42
- 238000000926 separation method Methods 0.000 claims abstract description 15
- 238000003795 desorption Methods 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000012546 transfer Methods 0.000 claims abstract description 8
- 239000003921 oil Substances 0.000 claims description 99
- 238000009833 condensation Methods 0.000 claims description 16
- 230000005494 condensation Effects 0.000 claims description 16
- 230000008676 import Effects 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 6
- 238000012806 monitoring device Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 20
- 230000008569 process Effects 0.000 abstract description 15
- 230000007613 environmental effect Effects 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000012545 processing Methods 0.000 description 7
- 238000005057 refrigeration Methods 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 238000010257 thawing Methods 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000000875 corresponding effect Effects 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 230000026676 system process Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Natural products C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- -1 methane hydrocarbon Chemical class 0.000 description 1
- 238000010943 off-gassing Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Landscapes
- Separation Of Gases By Adsorption (AREA)
Abstract
The utility model provides a dual-channel evaporation technology type oil gas recovery system which comprises a compressor, an evaporator I, an evaporator II, an air pump, an oil-water separation tank, an oil transfer pump, an adsorption column I, an adsorption column II, a desorption pump and an electromagnetic valve. Compared with a conventional system, the oil gas recovery system disclosed by the utility model is low in manufacturing cost and using cost, simple in process, convenient to operate, free from secondary pollution, low in integral energy consumption, compact in system structure, small in occupying space, high in oil gas recovery rate, and consistent with national environmental requirements.
Description
Technical field
The utility model relates to a kind of oil gas recovery processing system, particularly relates to a kind of binary channels evaporation technology gas recovery system for oil for oil plant, chemical plant, large-scale oil depot and gas station etc.
Background technology
At present, in exploitation, processing and the application process of former wet goods oil product, the large gauging energy waste and the problem of environmental pollution that often cause with exhaust of oil or burning, and the Health and Living of correlated crowd is had a strong impact on, therefore, need badly and research and develop and can carry out the effectively technology of recycling to these oil gas.The lower volatile hydrocarbon type organic highly volatile of phosphorus content existing in crude oil and gasoline.The evaporating loss of oil product is a kind of energy waste, it is directly entered to atmosphere and endangering again the healthy of around staff and near resident, is diffused into for a long time and in air, easily forms photochemical fog.In view of gas mixture has exceeded LEL, may produce explosive threat to surrounding environment, be unfavorable for environmental protection.Therefore, no matter in oil depot loading and unloading or in gas station's refueling process, from using energy source and safe angle, be, necessary link to the recovery of volatility oil content steam.For this reason, China has issued " storage tank farm atmosphere pollutants emission standards ", " gas station's atmosphere pollutants emission standards " and " gasoline transport atmosphere pollutants emission standards " in 2007, execute each department proposed control criterion at aspects such as the exhaust of oil of storage tank farm exhaust of oil, oil truck exhaust of oil and gas station's emptying from time limit and region.This indicates that China proposes new requirement at the aspect such as using energy source and Environmental security, environmental protection to oil depot and gas station and oil gas transport process.And to the universal way of oil gas processing be at present, directly incinerate or oil gas mixed gas is turned back in oil storage tank, fail to reach the object of real recovery.
Oil-gas recovery system utilizing condensation process is to adopt gas mixture to cool, and in the time that temperature reaches the saturation temperature of hydrocarbon, starts to condense.Coagulating liq is sent back to Fuel Tanking Unit and reach the object that vaporizing oil-gas reclaims.Adopt condensation method oil gas to reclaim while being, oil gas is cooled to-75 DEG C of following non-methane hydrocarbon organic efficiencies in 93% left and right.The temperature that gas mixture is cooled is lower, and organic efficiency is higher.But condensation temperature is too low, power consumption is excessive, and low temperature is more expensive with compressor, and the returns of investment of recovery are not remarkable.Therefore; different from existing oil-gas recovery system utilizing condensation process or patent is; under the oil gas of volatilization being reclaimed at relatively high temperature, seem there is special meaning; the initial cost to expensive cryogenic compressor, the efficiency of exempting hidden peril of explosion, raising device for recovering oil and gas are reduced; reduce the oil product volatilizing loss in gas station, oil depot and oil field storage, loading, unloading process, be beneficial to save the energy, Environmental security, environmental protection and health.
In prior art, adopt the oil gas recovery process of cooling-condensation-absorption-vacuum regeneration-regeneration gas circulation, the cooling medium that cooling step uses uses condensed oil gas.The safety that oil gas is reclaimed obtains reliable guarantee, but, aspect condensing cooling, power consumption is larger, and the adequacy Yin Wendu of absorption reduces and impact to some extent, simultaneously, reclaim initial temperature too low, the speed of oil gas operation is affected, thereby cause the efficiency reclaiming to be affected, in addition, adsorption separation device is simple, aspect the recycling of oil gas, there iing certain effect, security control aspect has guarantee to a certain degree, but, simple and easy single adsorption treatment, for the oil gas with various ingredients, be difficult to reach high efficiente callback, and then inevitably make to discharge gas to environment, simultaneously.Cause the distribution of recovery product component and content can not reach corresponding use standard, its recycling is existed and again process processing problem, therefore, though the scope of application is wide, be not suitable for applying.
Based on above-mentioned present situation, a kind of investment of active development and the oil gas recovery processing system that operating cost is low, oil gas recovery rate is high are very important.
Utility model content
The technical problems to be solved in the utility model is to provide that a kind of oil gas recovery rate is high, the simple oil gas recovery processing system of technological process; For reaching above-mentioned purpose, a kind of binary channels evaporation technology of the utility model gas recovery system for oil, the equipment comprising has:
Compressor (1), for the condensation of oil gas;
An evaporimeter (2), for the condensation of oil gas;
No. two evaporimeters (3), for the condensation of oil gas;
Air pump (4), for the conveying of oil gas;
Water separation tank (5), for water-oil separating;
Oil transfer pump (6), for the conveying of oils;
An adsorption tower (7), for adsorbing the oil gas that do not condense;
No. two adsorption towers (8), for adsorbing the oil gas that do not condense;
Desorption pump (9), for the desorption of oil gas;
Magnetic valve (10), magnetic valve one (11), magnetic valve two (12), magnetic valve three (13), switch for the pipeline between an evaporimeter (2) and No. two evaporimeters (3);
Magnetic valve four (14), magnetic valve five (15), magnetic valve six (16), magnetic valve seven (17), magnetic valve eight (18), magnetic valve nine (19), switch for the pipeline between an adsorption tower (7) and No. two adsorption towers (8);
Wherein, an evaporimeter (2) and No. two evaporimeters (3) parallel connection, connect with compressor (1) respectively and be communicated with composition binary channels evaporation technology device, on this pipeline, be provided with the magnetic valve (10), magnetic valve one (11), magnetic valve two (12) and the magnetic valve three (13) that switch for an evaporimeter (2) and the pipeline of No. two evaporimeters (3); The outlet of air pump (4) is connected with the import of an evaporimeter (2), No. two evaporimeters (3) respectively, the oil circuit outlet of an evaporimeter (2), No. two evaporimeters (3) is in series with the import of water separation tank (5) respectively, and the outlet of water separation tank (5) is connected with oil transfer pump (6); An adsorption tower (7) and No. two adsorption towers (8) compose in parallel adsorption tower group, the gas circuit outlet of an evaporimeter (2), No. two evaporimeters (3) is connected with the import of adsorption tower group, the oil circuit outlet of adsorption tower group is connected with the import of desorption pump (9), and the outlet of desorption pump (9) is connected with the import of water separation tank (5); On adsorption tower group pipeline, be provided with magnetic valve four (14), magnetic valve five (15), magnetic valve six (16), magnetic valve seven (17), magnetic valve eight (18) and the magnetic valve nine (19) of realizing an adsorption tower (7) and the switching of No. two adsorption towers (8) pipeline.
Further, can on the each oil and gas pipes of this system, be provided with temperature and pressure and flow monitoring device, and access DCS or FCS system simultaneously, realize the automatic control of this system process process.
From above the technical solution of the utility model, compared with the utility model adds with traditional employing condensation the gas recovery system for oil that adsorbs recovery process, be that two groups of evaporimeters freeze with a compressor, this system has following advantage:
1, saved manufacturing cost and use cost, by being used alternatingly of two groups of evaporimeters, can realize the process of automatic defrosting, this technique is simple, easy to operate;
2, condensation method that native system adopts reclaims oil gas, after oil gas condensation liquefaction, directly becomes gasoline recovery utilization, does not produce secondary pollution;
3, with low cost, make full use of cooling system amount and system backheat, without any need for auxiliary equipment and system, complete machine energy consumption is low;
4, convenient operating maintenance.System architecture compactness of the present utility model, floor space is little, and unit can, according to presetting fully automatic operation, be supervised without special messenger after connecting;
5. oil gas recovery rate is high, meets national requirements for environmental protection.
Brief description of the drawings
Fig. 1 is the binary channels evaporation technology gas recovery system for oil schematic flow sheet of this utility model;
Description of reference numerals:
1-compressor; Evaporimeter of 2-; No. bis-evaporimeters of 3-; 4-air pump; 5-water separation tank; 6-oil transfer pump; Adsorption tower of 7-; No. bis-adsorption towers of 8-; 9-desorption pump; 10-magnetic valve; 11-magnetic valve one; 12-magnetic valve two; 13-magnetic valve three; 14-magnetic valve four; 15-magnetic valve five; 16-magnetic valve six; 17-magnetic valve seven; 18-magnetic valve eight; 19-magnetic valve nine;
Detailed description of the invention
In order further to understand technology contents of the present utility model, especially exemplified by specific embodiment and coordinate appended graphic explanation, as shown in Figure 1, binary channels evaporation technology gas recovery system for oil of the present utility model, comprises
Compressor (1), for the condensation of oil gas;
An evaporimeter (2), for the condensation of oil gas;
No. two evaporimeters (3), for the condensation of oil gas;
Air pump (4), for the conveying of oil gas;
Water separation tank (5), for water-oil separating;
Oil transfer pump (6), for the conveying of oils;
An adsorption tower (7), for adsorbing the oil gas that do not condense;
No. two adsorption towers (8), for adsorbing the oil gas that do not condense;
Desorption pump (9), for the desorption of oil gas;
Magnetic valve (10), magnetic valve one (11), magnetic valve two (12), magnetic valve (13), switch for the pipeline between an evaporimeter (2) and No. two evaporimeters (3);
Magnetic valve four (14), magnetic valve five (15), magnetic valve six (16), magnetic valve seven (17), magnetic valve eight (18), magnetic valve nine (19), switch for an adsorption tower (7) and the pipeline of No. two adsorption towers (8);
Wherein, an evaporimeter (2) and No. two evaporimeters (3) parallel connection, connect with compressor (1) respectively and be communicated with composition binary channels evaporation technology device, on this pipeline, be provided with the magnetic valve 10, magnetic valve one (11), magnetic valve two (12) and the magnetic valve three (13) that switch for an evaporimeter (2) and the pipeline of No. two evaporimeters (3); The outlet of air pump (4) is connected with the import of an evaporimeter (2), No. two evaporimeters (3) respectively, the oil circuit outlet of an evaporimeter (2), No. two evaporimeters (3) is in series with the import of water separation tank (5) respectively, and the outlet of water separation tank (5) is connected with oil transfer pump (6); An adsorption tower (7) and No. two adsorption towers (8) compose in parallel adsorption tower group, the gas circuit outlet of an evaporimeter (2), No. two evaporimeters (3) is connected with the import of adsorption tower group, the oil circuit outlet of adsorption tower group is connected with the import of desorption pump (9), and the outlet of desorption pump (9) is connected with the import of water separation tank (5); On adsorption tower group pipeline, be provided with magnetic valve four (14), magnetic valve five (15), magnetic valve six (16), magnetic valve seven (17), magnetic valve eight (18) and the magnetic valve nine (19) of realizing an adsorption tower (7) and the switching of No. two adsorption towers (8) pipeline.
Further, can on the each oil and gas pipes of this system, be provided with temperature, pressure, flow monitoring device, and access DCS/FCS system simultaneously, realize the automatic control of this system process process.
Technological process and the principle of this system are as described below:
This technique is a New Evaporator combination, be that two groups of evaporimeters freeze with a compressor, and can reach designing requirement-35 DEG C, thereby manufacturing cost and use cost are saved, by being used alternatingly of two groups of evaporimeters (2) and No. two evaporimeter (3), can realize the process of automatic defrosting, this technique is simple, easy to operate.
In the time that oil gas enters into equipment air inlet from oil filling riser, by vortex pump, oil gas is sent to evaporator bank, now, the direction of an electric three passes solenoid control oil gas before evaporator bank, enter in an evaporimeter (2) passage, through evaporimeter inner passage, oil gas from No. two evaporimeters (3) channel outlet out, this outlet also has an electric three passes magnetic valve, control oil gas outgassing direction, through condensed oil gas, then enter in corresponding absorption group system, form primary system circulation, and the refrigeration pipe of compressor (1) is contrary with evaporator bank passage, when the work of an evaporimeter (2) passage, compressor (1) refrigeration pipe freezes to No. two evaporimeters (3) passage refrigeration pipe, in the time that oil gas enters now an evaporimeter (2) passage, can realize the process of defrosting, according to the twin-channel switching condition of evaporimeter, compressor (1) refrigeration pipe is carried out to corresponding switching, make defrosting synchronize and carry out with condensed oil-gas, improve the utilization rate of compressor (1), reduce the factors causing because of compressor (1) frequent starting.
In addition, this system can arrange self-con-tained unit, on the each oil and gas pipes of this system, is provided with temperature, pressure, stream monitoring device, and accesses DCS/FCS system, realizes the automatic control function of this system.
In sum, oil gas recovery processing system of the present utility model, is based on the theory of modern energy-conserving and environment-protective and advocates; Can be applied to multiple fields, thereby make this system there is the stronger market competitiveness and development prospect.Although the utility model discloses as above with preferred embodiment, so it is not to limit foundation of the present utility model.Under the utility model, in technical field, do not depart from the various change in spirit and scope of the present utility model, still belong to protection domain of the present utility model.
Claims (2)
1. a binary channels evaporation technology gas recovery system for oil, is characterized in that, this system comprises:
Compressor (1), for the condensation of oil gas;
An evaporimeter (2), for the condensation of oil gas;
No. two evaporimeters (3), for the condensation of oil gas;
Air pump (4), for the conveying of oil gas;
Water separation tank (5), for water-oil separating;
Oil transfer pump (6), for the conveying of oils;
An adsorption tower (7), for adsorbing the oil gas that do not condense;
No. two adsorption towers (8), for adsorbing the oil gas that do not condense;
Desorption pump (9), for the desorption of oil gas;
Magnetic valve (10), magnetic valve one (11), magnetic valve two (12), magnetic valve three (13), switch for an evaporimeter (2) and the pipeline of No. two evaporimeters (3);
Magnetic valve four (14), magnetic valve five (15), magnetic valve six (16), magnetic valve seven (17), magnetic valve eight (18), magnetic valve nine (19), switch for an adsorption tower (7) and the pipeline of No. two adsorption towers (8);
Wherein, an evaporimeter (2) and No. two evaporimeters (3) parallel connection, connect with compressor (1) respectively and be communicated with composition binary channels evaporation technology device, on this pipeline, be provided with the magnetic valve (10), magnetic valve one (11), magnetic valve two (12) and the magnetic valve three (13) that switch for an evaporimeter (2) and the pipeline of No. two evaporimeters (3); The outlet of air pump (4) is connected with the import of an evaporimeter (2), No. two evaporimeters (3) respectively, the oil circuit outlet of an evaporimeter (2), No. two evaporimeters (3) is in series with the import of water separation tank (5) respectively, and the outlet of water separation tank (5) is connected with oil transfer pump (6); An adsorption tower (7) and No. two adsorption towers (8) compose in parallel adsorption tower group, the gas circuit outlet of an evaporimeter (2), No. two evaporimeters (3) is connected with the import of adsorption tower group, the oil circuit outlet of adsorption tower group is connected with the import of desorption pump (9), and the outlet of desorption pump (9) is connected with the import of water separation tank (5); On adsorption tower group pipeline, be provided with magnetic valve four (14), magnetic valve five (15), magnetic valve six (16), magnetic valve seven (17), magnetic valve eight (18) and the magnetic valve nine (19) of realizing an adsorption tower (7) and the switching of No. two adsorption towers (8) pipeline.
2. binary channels evaporation technology gas recovery system for oil according to claim 1, is characterized in that, is also provided with temperature and pressure and flow monitoring device on the each oil and gas pipes of this system, and accesses DCS or FCS system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320636881.7U CN203763888U (en) | 2013-10-16 | 2013-10-16 | Dual-channel evaporation technology type oil gas recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320636881.7U CN203763888U (en) | 2013-10-16 | 2013-10-16 | Dual-channel evaporation technology type oil gas recovery system |
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| Publication Number | Publication Date |
|---|---|
| CN203763888U true CN203763888U (en) | 2014-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320636881.7U Expired - Lifetime CN203763888U (en) | 2013-10-16 | 2013-10-16 | Dual-channel evaporation technology type oil gas recovery system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106697659A (en) * | 2017-01-05 | 2017-05-24 | 成都凯圣捷科技有限公司 | Oil gas recovering system |
| CN110182744A (en) * | 2019-06-27 | 2019-08-30 | 周志明 | A kind of gas recovery system for oil |
| CN112524849A (en) * | 2019-09-18 | 2021-03-19 | 瑞弘冷冻科技股份有限公司 | Heat exchange system and defrosting method thereof without hand heat supply source and capable of recycling waste cold |
| CN114470848A (en) * | 2022-01-24 | 2022-05-13 | 广东申菱环境系统股份有限公司 | Condensed oil gas recovery system and defrosting method |
-
2013
- 2013-10-16 CN CN201320636881.7U patent/CN203763888U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106697659A (en) * | 2017-01-05 | 2017-05-24 | 成都凯圣捷科技有限公司 | Oil gas recovering system |
| CN110182744A (en) * | 2019-06-27 | 2019-08-30 | 周志明 | A kind of gas recovery system for oil |
| CN112524849A (en) * | 2019-09-18 | 2021-03-19 | 瑞弘冷冻科技股份有限公司 | Heat exchange system and defrosting method thereof without hand heat supply source and capable of recycling waste cold |
| CN114470848A (en) * | 2022-01-24 | 2022-05-13 | 广东申菱环境系统股份有限公司 | Condensed oil gas recovery system and defrosting method |
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| C14 | Grant of patent or utility model | ||
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| CX01 | Expiry of patent term |
Granted publication date: 20140813 |
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| CX01 | Expiry of patent term |