CN1880191A - Oil gas recovery system for oil storage tank - Google Patents
Oil gas recovery system for oil storage tank Download PDFInfo
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- CN1880191A CN1880191A CN 200510076489 CN200510076489A CN1880191A CN 1880191 A CN1880191 A CN 1880191A CN 200510076489 CN200510076489 CN 200510076489 CN 200510076489 A CN200510076489 A CN 200510076489A CN 1880191 A CN1880191 A CN 1880191A
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- oil
- oil gas
- recovery system
- storage tank
- gas recovery
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Abstract
The invention relates to an oil tank recycle system, which comprises a path control valve arranged on the breath valve tube, to control the oil path; a discharge processor whose lead-in tube is connected to the path control valve, and reflux tube via one check valve is connected to the breath valve tube; said system uses the sensor of discharge processor to detects the pressure of oil of oil tank, uses the control element to start the transmit unit or drive the path control valve, to lead the discharged oil of breath valve tube into the discharge processor, to process liquid gas separation and purification via the compressor and process, to reflux the oil via reflux tube to the oil tank, while part oil is purified and discharge via the exhaust tube.
Description
Technical field
The present invention is a kind of oil gas recovery system for oil storage tank, it is the technical field that relates to the oil gas recovery of oil resevoir, be meant a kind of oil-air pressure in can the balance oil resevoir especially, simultaneously will be because of the oil gas of balance discharging, carry out the recycling that separates of gas cleaning discharging and liquid oil plant through a discharging processing device, to reduce pollution and the harm that oil gas directly discharges, reach the effective recycling that promotes the energy.
Background technology
Gasoline is a kind of liquid fuel of highly volatile, and the oil gas of volatilization not only leads to combustion incident easily, and also contains the material to human body and environmental hazard, therefore, and the important process subject under discussion that is treated to oil plant storage fields such as petrol service station of dissipation oil gas.Petrol service station was divided into for two stages to the processing mode of oil gas because of the difference that oil gas produces kenel at present, F/s mainly is the oil gas at the airtight oil resevoir of subsurface, factors such as a large amount of oil gas that these oil resevoirs are caused when draining the oil material because of the variation of ambient temperature or tank truck unload overflow into, can in oil resevoir, be full of the saturated oil gas of significant proportion and cause the unbalance of oil resevoir internal pressure, therefore, usually by the breather pipe that a connection oil resevoir and external environment are set, with exhaust of oil with the compensating groove internal pressure, but this kind discharging is with not treated directly being disposed in the atmosphere of oil gas, very harmful to environment.The oil gas of subordinate phase is handled, the synchronous device for recovering oil and gas that utilizes on the nozzle when being meant automobile fuel filler to be installed additional, the oil gas of overflowing with oil plant in the refueling process is sucked back oil resevoir, but when this oil gas that is recovered meets with as the situation of F/s in oil resevoir, still can do the discharging of pressure by breathing pipe, have eventually and pollute and the work safety problem.
With regard to present oil plant dispensing kenel, be oil plant to be transported to the oiling place of various places and to inject its oil resevoir from refinery with truck tanker.In the emptying process of oil plant being injected oil resevoir from truck tanker, a large amount of oil gas can upwards be climbed sharply in oil resevoir, the oily car of part can dispose device for recovering oil and gas, another the outside pipeline that these oil gas is seen through oil resevoir is recycled in the oily car, transport back again to refinery or oil depot utilize condensation, active carbon adsorption, divided thin film from etc. equipment be reduced into liquid oil plant.Above-mentionedly carry out the mode that oil gas reclaims by oily car, though help to reduce the empty dirty problem of exhaust of oil, these recovery also are made into the oil gas of oil plant, are the oil refining dealers who directly gets back to the seller, for buyer's petrol service station dealer not less than the very big loss that is interests.
Summary of the invention
Main purpose of the present invention exists, and a kind of oil gas recovery system for oil storage tank is provided, and it can solve the oil gas that known oil resevoir directly discharges volatilization, to environment and harm that personnel caused, and reclaims the economic loss that is produced because of the oil plant volatilization or by truck tanker.
For effectively solving aforesaid these shortcomings and puzzlement, the present invention provides a kind of gas recovery system for oil of oil resevoir, possessed the simplicity of directly utilizing the existing breathing pipe of oil resevoir to install, it can import the oil gas that reclaims the loss that utilizes in the oil resevoir with the minimizing dealer again, and can avoid oil gas directly to discharge environmental pollution and the harm that is caused.
A kind of oil gas recovery system for oil storage tank of the present invention is characterized in that, comprising:
One path control cock is to be installed on the extended breathing valve pipeline of oil resevoir institute;
One discharging processing device is linked to this path control cock;
One oil return pipe is linked to aforementioned discharging processing device, and is connected with this breathing valve pipeline pipeline is extended to oil resevoir.
Wherein this discharging processing device further comprises:
One sensing cell;
One control element is connected with this sensing cell;
One compression unit, its input end and aforesaid paths control cock link;
One processing unit is linked to the mouth of this compression unit, and it sees through aforesaid oil return pipe and is linked to aforementioned breathing valve pipeline, and its rear end connects a freeing pipe.
Wherein this path control cock is a three-way pilot valve.
Wherein has a non-return valve on this oil return pipe.
The feedway that wherein still comprises an oil gas between this path control cock and this discharging processing device.
Wherein this oil return pipe pipeline still comprises the feedway of an oil gas.
Wherein this oil gas feedway is a blowing engine.
Wherein the feedway of this oil gas is a compressor.
Wherein the feedway of this oil gas is a power extraction equipment.
Wherein this discharging processing device comprises that still one is linked to the oil gas Through Flow Line (TFL) of oil storage car.
Above-mentioned system, sensing cell by discharging processing device, when oil-air pressure increases in sensing oil resevoir, this control element starts supply unit or the running of direct drive path control cock, make the saturated oil gas that should be done the balance discharging by breather pipe, the pathway path control valve turns to, and is input to discharging processing device by ingress pipe again and carries out liquid, gas separation and purifying treatment, handle the liquid oil plant that reclaims and be back to oil resevoir through oil return pipe, gas is then discharged by freeing pipe after purifying.
Description of drawings
For further specifying concrete technology contents of the present invention, below in conjunction with embodiment and accompanying drawing describes in detail as after, wherein:
Fig. 1 is the system schematic of the present invention's first specific embodiment;
Fig. 2 is the structure diagram of block of exhaust of oil processing equipment of the present invention;
Fig. 3 is the system schematic of the present invention's second specific embodiment;
Fig. 4 is the system schematic of the present invention's the 3rd specific embodiment;
Fig. 5 is the system schematic of the present invention's the 4th specific embodiment.
The specific embodiment
First specific embodiment of the present invention such as Fig. 1, Fig. 2 are applicable to the oil resevoir of only doing the gas and oil equilibration discharging with the breathing valve pipeline, mainly be by path control cock 1, and discharging processing device 2 are formed.As shown in Figure 1, discharging processing device 2 is handled the oil plant that the back is reclaimed, and is to see through oil resevoir 4 normalities by oil return pipe 3 to return oil resevoir 4 as breathing valve pipeline 5 water conservancy diversion of exhaust of oil.
Path control cock 1 as shown in Figure 1, is arranged on the breathing valve pipeline 5 of oil resevoir 4 as exhaust of oil.Path control cock 1 must adopt three-way pilot valve, so that can control and change the path of oil gas, makes via ingress pipe 11 and enters discharging processing device 2.
The present invention's first specific embodiment as shown in Figure 1 and Figure 2, be on the existing pipeline of oil resevoir 4, to carry out, therefore do not need significantly to reequip existing pipeline, only need to have built installing one path control cock 1 on the breathing valve pipeline of putting 5 at oil resevoir 4, and link a discharging processing device 2, connects an oil return pipe 3 in discharging processing device 2 again and form an osed top gas recovery system for oil, and the operational scenario of this gas recovery system for oil is as follows:
Oil-air pressure in 21 pairs of oil resevoirs of the sensing cell of discharging processing device 24 carries out the monitoring of normality, oil resevoir 4 unloads the factors such as material or ambient temperature rising of draining the oil because of accumulating, its in-to-in oil-air pressure detects one when setting the value that should discharge through sensing cell 21, the control element 22 drive compression unit 23 and the processing unit 24 that start discharging processing device 2 immediately come into operation, drive the path that path control cock 1 changes oil gas simultaneously, make the compression unit 23 that enters discharging processing device 2 through ingress pipe 11 carry out the compression of oil gas, the oil gas that has compressed is transported to processing unit 24 again and carries out liquid, gas separates and gas cleaning is handled, handle the back and form liquid oil plant, in breathing valve pipeline 5 is back to oil resevoir 4, discharge the oil gas effective recycling of consuming originally by the oil return pipe 3 that contains non-return valve 31 but allow.As for the gas after handling, directly to discharge by freeing pipe 25, the gas of this discharge does not contain oil gas or deletrious material fully, can not work the mischief to air environment or personnel.
Second concrete structure such as Fig. 3 of implementing of the present invention, same being applicable to only is provided with the oil resevoir environment of breathing valve pipe as the gas and oil equilibration discharging, but comprises that further one is used for the feedway 6 of forced conveyance oil gas to discharging processing device 2.In this embodiment, this recovery system comprises path control cock 1, the discharging processing device of implementing as first 2 equally, and, be connected in discharging processing device 2 freeing pipe 25, be connected in the oil return pipe 3 of 5 of discharging processing device 2 and breathing valve pipelines.The feedway 6 that the present invention second implements in the structure is arranged on the ingress pipe 11 of 2 of path control cock 1 and discharging processing devices, provides oil gas is forced to import in the discharging processing device 2.Feedway 6 in the present embodiment, can adopt devices such as blowing engine or compressor, certainly therefore do not exceed, also can adopt other to have the equipment of equal effect, feedway 6 is transported to aforesaid exhaust of oil processing equipment 2 with the oil gas in the oil resevoir 4 thus, drains into atmosphere and can't help the breathing valve 51 of breathing valve pipeline 5 ends.
The operation situation of second specific embodiment such as Fig. 2, shown in Figure 3, the sensing cell 21 of discharging processing device 2 monitor in the oil resevoir 4 during the increased pressure of oil gas, starting feedway 6 immediately will force to pump through ingress pipe 11 to be transported to discharging processing device 2 from the oil gas of oil resevoir 4 through 5 discharges of breathing valve pipeline.Enter the operational configurations of the oil gas of discharging processing device 2 as first embodiment, compressed unit 23 compresses processing, be transported to processing unit 24 again and carry out liquid, gas separation and gas cleaning processing, form liquid oil plant and be back to oil resevoir 4 by oil return pipe 3 through breathing valve pipeline 5, clean gas is after treatment then discharged by freeing pipe 25 in addition.Above-mentioned feedway 6 is being forced to extract in the process of oil gas, and therefore the breathing valve 51 of this breathing valve pipeline 5 can not suck extraneous gas because of possessing the check function of unidirectional discharging.The present invention is in other feasible embodiment, and this feedway 6 also can be located at (not shown) on the pipeline of oil return pipe 3, becomes liquid oil plant to force to import oil resevoir 4 so that will handle the back.
For the oil resevoir or the tank truck that are equiped with the airtight can recovery system of gasoline, also can utilize the present invention and should be reclaimed the oil gas that carries back by tank truck former, flow back in the oil resevoir after by recovery system of the present invention, to reduce by vehicle-mounted time loss of oil groove to the dealer with the recycling of liquid oil plant that oil gas contained.The 3rd specific embodiment structure as shown in Figure 4 promptly is at above-mentioned environment and design-calculated mainly is with discharging processing device 2 of the present invention and path control cock 1, is linked to 7 of oil resevoir 4 and tank trucks.In this specific embodiment shown in Figure 4, derive by first specific embodiment and to form, it is to set up a recovery connecting piece 26 that can be connected to tank truck 7 at discharging processing device 2 places, with the defeated tank truck 7 that is back to of 2 oil gas that can't handle of discharging processing device, the operation situation of the 3rd specific embodiment such as Fig. 2 and shown in Figure 4, the sensing cell 21 of discharging processing device 2 is drained the oil material when causing its oil-air pressure and increasing unloading of monitoring oil resevoir 4 internal cause tank trucks 7, start 2 runnings of exhaust of oil processing equipment immediately, oil gas is transported to discharging processing device 2.Enter the discharging processing device 2 except that allowing oil gas rise naturally at this, also can install additional, oil gas is transported to discharging processing device 2 as the feedway 6 of bleeding of the pressure as second specific embodiment.The compressed unit 23 of oil gas that is transported to discharging processing device 2 carries out the oil gas compression, and oil gas after compression is transported to processing unit 24 again and carries out liquid, gas separation and gas cleaning processing, and the liquid oil plant after the processing is back to oil resevoir 4 through oil return pipe 3.In the present embodiment, because the saturated oil gas that produces during emptying is a lot of,, in fact system power of the present invention must be increased several times, but this can increase dealer's huge expenditure virtually if desire is handled all oil gas that this time climbs sharply.Therefore, system of the present invention does not ask in reclaiming all oil gas fully and gives the petrol service station dealer, but this system design can be commonly the recovery of carrying out part oil gas under the economic scene that the dealer installs, under this sets, among the embodiment as Fig. 4, a part of clean gas after treated unit 24 is handled can be drained in the atmosphere by freeing pipe 25, and the not processed oil gas of part is then failed oil return tank cars 7 by discharging processing device 2 by reclaiming connecting piece 26.See through above-mentioned system, also an oil gas acquisition part that is reclaimed by the oil refining dealer fully can be returned and give the petrol service station dealer, and it needs existing petrol service station pipeline is done slight change.
The 4th specific embodiment is the another kind running kenel of the 3rd specific embodiment, and it is at a plurality of oil resevoirs.As shown in Figure 5, tank truck 7 is unloaded oil plant to put to oil resevoir 4 ' through the go into oil pipe 43 ' of triple valve 42 ' by oil resevoir 4 ' by oil discharge pipe 71, and the oil gas of oil resevoir 4 ' rises from freeing pipe 41 ' and enters discharging processing device 2 by ingress pipe 11.Enter the operational configurations of the oil gas of discharging processing device 2, form liquid oil plant and flow into oil resevoir 4 ' through non-return valve 31, triple valve 42 ' from going into oil pipe 43 ' by oil return pipe 3 as first embodiment; Clean gas is after treatment then discharged by freeing pipe 25 in addition; Moreover the not processed oil gas of part is then failed oil return tank cars 7 by a triple valve 27 by reclaiming connecting piece 26.
Oil gas recovery system for oil storage tank provided by the present invention, must understand the embodiment that this place announces really and be and be used for explaining but not be used for excessively limiting claim of the present invention, not described herein other embodiment and application all are considered as within the scope of the invention.Also must understand really at this, though the specific implementations of this case oil gas recovery system for oil storage tank has been discussed, these enforcement structures of carrying out most similar functions are still in the claimed category of claim of the present invention.
Claims (10)
1. an oil gas recovery system for oil storage tank is characterized in that, comprising:
One path control cock is to be installed on the extended breathing valve pipeline of oil resevoir institute;
One discharging processing device is linked to this path control cock;
One oil return pipe is linked to aforementioned discharging processing device, and is connected with this breathing valve pipeline pipeline is extended to oil resevoir.
2. oil gas recovery system for oil storage tank as claimed in claim 1 is characterized in that, wherein this discharging processing device further comprises:
One sensing cell;
One control element is connected with this sensing cell;
One compression unit, its input end and aforesaid paths control cock link;
One processing unit is linked to the mouth of this compression unit, and it sees through aforesaid oil return pipe and is linked to aforementioned breathing valve pipeline, and its rear end connects a freeing pipe.
3. oil gas recovery system for oil storage tank as claimed in claim 1 is characterized in that, wherein this path control cock is a three-way pilot valve.
4. oil gas recovery system for oil storage tank as claimed in claim 1 is characterized in that, wherein has a non-return valve on this oil return pipe.
5. oil gas recovery system for oil storage tank as claimed in claim 1 is characterized in that, wherein still comprises the feedway of an oil gas between this path control cock and this discharging processing device.
6. oil gas recovery system for oil storage tank as claimed in claim 1 is characterized in that, wherein this oil return pipe pipeline still comprises the feedway of an oil gas.
7. as claim 5 or 6 described oil gas recovery system for oil storage tank, it is characterized in that wherein this oil gas feedway is a blowing engine.
8. as claim 5 or 6 described oil gas recovery system for oil storage tank, it is characterized in that wherein the feedway of this oil gas is a compressor.
9. as claim 5 or 6 described oil gas recovery system for oil storage tank, it is characterized in that wherein the feedway of this oil gas is a power extraction equipment.
10. oil gas recovery system for oil storage tank as claimed in claim 2 is characterized in that, wherein this discharging processing device comprises that still one is linked to the oil gas Through Flow Line (TFL) of oil storage car.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510076489 CN1880191A (en) | 2005-06-17 | 2005-06-17 | Oil gas recovery system for oil storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510076489 CN1880191A (en) | 2005-06-17 | 2005-06-17 | Oil gas recovery system for oil storage tank |
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| Publication Number | Publication Date |
|---|---|
| CN1880191A true CN1880191A (en) | 2006-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510076489 Pending CN1880191A (en) | 2005-06-17 | 2005-06-17 | Oil gas recovery system for oil storage tank |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102390638A (en) * | 2011-07-05 | 2012-03-28 | 四川九天净科技有限公司 | Organ type gasbag control large tank oil and gas safety recovery system |
| CN104386385A (en) * | 2014-10-21 | 2015-03-04 | 宋晓轩 | Oil gas recovery and flow guide device in oil storage tank |
| CN106744632A (en) * | 2017-01-03 | 2017-05-31 | 王明中 | A kind of getter device of nozzle |
| CN106989964A (en) * | 2016-01-21 | 2017-07-28 | 中国石油大学(华东) | A kind of experimental system for testing the discharge of crude oil storage tank loss through breathing |
| CN114084535A (en) * | 2021-12-16 | 2022-02-25 | 中海石油(中国)有限公司 | Underwater flexible storage device and use method |
-
2005
- 2005-06-17 CN CN 200510076489 patent/CN1880191A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102390638A (en) * | 2011-07-05 | 2012-03-28 | 四川九天净科技有限公司 | Organ type gasbag control large tank oil and gas safety recovery system |
| CN102390638B (en) * | 2011-07-05 | 2013-01-23 | 四川九天净科技有限公司 | Organ type gasbag control large tank oil and gas safety recovery system |
| CN104386385A (en) * | 2014-10-21 | 2015-03-04 | 宋晓轩 | Oil gas recovery and flow guide device in oil storage tank |
| CN106989964A (en) * | 2016-01-21 | 2017-07-28 | 中国石油大学(华东) | A kind of experimental system for testing the discharge of crude oil storage tank loss through breathing |
| CN106744632A (en) * | 2017-01-03 | 2017-05-31 | 王明中 | A kind of getter device of nozzle |
| CN114084535A (en) * | 2021-12-16 | 2022-02-25 | 中海石油(中国)有限公司 | Underwater flexible storage device and use method |
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