CN206499996U - A kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas - Google Patents
A kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas Download PDFInfo
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- CN206499996U CN206499996U CN201720104425.6U CN201720104425U CN206499996U CN 206499996 U CN206499996 U CN 206499996U CN 201720104425 U CN201720104425 U CN 201720104425U CN 206499996 U CN206499996 U CN 206499996U
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Abstract
The utility model discloses a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas, the device for recovering oil and gas is connected with storage tank, including pressure sensor device, oil gas condensation device, vavuum pump, enter oil gas multiple-way valve, adsorption tanks and air bleeding valve, the storage tank, oil gas condensation device, enter oil gas multiple-way valve, adsorption tanks and air bleeding valve and be sequentially connected by pipeline；The air bleeding valve is located at the top of the adsorption tanks；The vavuum pump enters oil gas multiple-way valve two ends described in being connected to；The pressure sensor device is arranged on the pipeline between the storage tank and oil gas condensation device.Equipment needed for device for recovering oil and gas of the present utility model is few, and cost of investment is low；Combined by the alternation of condensation adsorption, control the pressure of storage tank, make discharge gas completely up to standard；And storage tank exhaust and tonifying Qi are all completed by same pipeline and equipment, improve utilization rate of equipment and installations；In addition, storage tank needs clean gas during tonifying Qi just to purge adsorption tanks, make regeneration thoroughly, while supplementing pressure of storage tank again.
Description
Technical field
The utility model is related to Investigation of Petroleum Vapor Recovery Technology field, more particularly to a kind of condensation adsorption adsorption condensing alternation formula oil gas
Retracting device.
Background technology
VOC is in storage, and the VOC gases that can volatilize make pressure of storage tank raise the discharge for causing VOC gases, i.e., " small breathing ",
This discharge has the characteristics of lasting, discharge capacity is again very small；VOC can also volatilize from storage tank and be expelled from a large amount of in handling
VOC gases, this discharge capacity instantaneous delivery is big, but general more of short duration.Therefore, prior art is frequently with condensation, absorption, suction
(oil gas is the steam that oil product is produced, and is for the recovery for being combined to carry out VOC of the one or more technique such as receipts, UF membrane
Higher concentration and most common gas in VOC gases, below for convenience of description, sometimes with oil gas acute pyogenic infection of finger tip VOC gases).
The oil gas volatilization of the buried tank in gas station is such as directed to, i.e., three times petroleum vapor recoveries, prior art is generally condensation+absorption type
Technology, i.e., first introduce condenser system by oil gas, and fixed gas is discharged into absorbent charcoal adsorption tank, and adsorption tanks are divided into two groups, one group
During absorption, another group in vacuum regeneration, vacuum regeneration gas be again introduced into after being mixed again with inlet gas condenser system participate in circulation,
Flow is complex, invests higher.
In order to reduce cost, also there is the technology for taking absorption+absorption, such as device for recovering oil and gas sets two activated carbons
Adsorption tanks, when a tank adsorbs the oil gas of buried tank, another tank vacuum regeneration, regeneration gas is directly discharged into the buried tank of buried tank
Gasoline absorb, this scheme is more succinct than condensation+adsorption scheme, and cost of investment is decreased, but assimilation effect is difficult to ensure that, inhales
Rate of producing effects is very low, and liquid oil disturbance is caused during absorption and has a large amount of oil gas to volatilize again, so, two adsorption tanks need continuous
Absorption regeneration alternating, bring investment and power consumption increase.
Due to small scales such as gas station's relatively large-scale oil depots, to equipment investment quite sensitive, it would therefore be highly desirable to a kind of revolutionary
Innovative product solve the defect of existing process.
Scheme of the present utility model is the improvement carried out regarding to the issue above to existing device for recovering oil and gas.
Utility model content
In order to overcome deficiency of the prior art, the utility model provides a kind of condensation adsorption adsorption condensing alternation formula oil
Gas recovering device, required equipment is few, and cost of investment is low, is combined by the alternation of condensation adsorption, controls the pressure of storage tank, make discharge
Gas is completely up to standard；In addition, storage tank needs clean gas during tonifying Qi just to purge adsorption tanks, make regeneration thoroughly, while supplement again
Pressure of storage tank.
In order to reach above-mentioned utility model purpose, the technical scheme that its technical problem used is solved as follows：
The utility model discloses a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas, the device for recovering oil and gas
It is connected with storage tank, including pressure sensor device, oil gas condensation device, vavuum pump, enters oil gas multiple-way valve, adsorption tanks and air bleeding valve, wherein：
The storage tank, oil gas condensation device, enter oil gas multiple-way valve, adsorption tanks and air bleeding valve and be sequentially connected by pipeline；
The air bleeding valve is located at the top of the adsorption tanks；
The vavuum pump enters oil gas multiple-way valve two ends described in being connected to；
The pressure sensor device is arranged on the pipeline between the storage tank and oil gas condensation device.
Further, in addition to air-introduced machine, the air-introduced machine is arranged at the oil gas condensation device and pressure sensor device
Between.
Further, in addition to one causes check valve of the oil gas from storage tank to condensing unit, the check valve is arranged at institute
State between air-introduced machine and oil gas condensation device.
Further, in addition to a discharging tube, described discharging tube one end is connected to the top of the storage tank, other end connection
In the bottom of the oil gas condensation device.
The utility model discloses a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas, the petroleum vapor recovery in addition
Device is connected with storage tank, including pressure sensor device, oil gas condensation device, vavuum pump, enters oil gas multiple-way valve, adsorption tanks and air bleeding valve,
Wherein：
The storage tank, oil gas condensation device, vavuum pump, adsorption tanks and air bleeding valve are sequentially connected by pipeline；
The air bleeding valve is located at the top of the adsorption tanks；
It is described enter oil gas multiple-way valve one end be connected to the lower sections of the adsorption tanks, the other end is connected to the storage tank；
The pressure sensor device is arranged at the storage tank and entered on the pipeline between oil gas multiple-way valve.
Further, in addition to air-introduced machine, the air-introduced machine be arranged at it is described enter between oil gas multiple-way valve and pressure sensor device.
Further, in addition to one causes check valve of the oil gas from storage tank to condensing unit, the check valve is arranged at institute
State between storage tank and oil gas condensation device.
Further, in addition to temperature sensing device, the temperature sensing device is connected to the inside of the adsorption tanks, uses
In sensing adsorption tanks inside adsorbent center temperature.
Further, the quantity of the temperature sensing device is a plurality of；
When the quantity of the temperature sensing device is one, the temperature sensing device is arranged inside the adsorption tanks
Bottom；Or
When the quantity of the temperature sensing device is two, two temperature sensing devices are respectively arranged at the suction
Middle part and bottom inside attached tank；Or
When the quantity of the temperature sensing device is three, three temperature sensing devices are respectively arranged at the suction
Upper, middle and lower inside attached tank.
Further, the adsorption tanks include adsorption tanks body, heat exchanger tube and adsorbent, wherein：
The adsorbent is filled in the inside of the adsorption tanks body；
Fin is provided with outside the heat exchanger tube, and is fixedly connected on the upper and lower ends of the adsorption tanks body interior and wears
Between the adsorbent.
Further, the heat exchanger tube uses multilayer finned tube, is arranged by one layer of transversely arranged finned tube and one layer of longitudinal direction
The finned tube of row is arranged alternately composition so that the fin of every layer of finned tube parallel to airflow direction, between every layer of finned tube between
Away between 100-500mm.
Further, in addition to some support rings, some support rings are arranged in the adsorption tanks inner body wall, institute
State finned tube welding or be connected in the support ring.
Further, the heat exchanger tube is that 10~70 DEG C of interval generation solid-liquids are filled with hollow structure, the heat exchanger tube
The accumulation of energy material of phase transformation.
Further, the accumulation of energy material uses calcium chloride hexahydrate, hypo, sodium acetate trihydrate, phosphorus
Sour disodium hydrogen, acetic acid or paraxylene.
Further, the accumulation of energy material includes thickener and nucleator, and the thickener uses gelatin, carboxymethyl cellulose
Element or water-soluble paraffin, the nucleator use chloride hydrate strontium or sodium tetraborate.
Further, left in the heat exchanger tube 1~20% or so gas-phase space, for giving accumulation of energy material solid-liquid phase change
When Volume Changes reserve enough surpluses.
It is preferred that, the storage tank is buried tank.
It is preferred that, the adsorption tanks are made up of several small adsorption tanks serial or parallel connections.
The utility model is allowed to compared with prior art, have the following advantages that and accumulate due to using above technical scheme
Pole effect：
(1) equipment needed for a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas of the utility model is few, invests into
This is low；Combined by the alternation of condensation adsorption, control the pressure of storage tank, make discharge gas completely up to standard；And storage tank exhaust and benefit
Gas is all completed by same pipeline and equipment, improves utilization rate of equipment and installations；In addition, storage tank needs clean gas during tonifying Qi just to blow
Adsorption tanks are swept, make regeneration thoroughly, while supplementing pressure of storage tank again；
(2) a kind of condensation adsorption adsorption condensing alternation formula oil-gas recovery method of the utility model has design laminating s.t.o
The characteristics of gas while arranging " when mend ", first make oil gas phase transformation with condensing unit, reduce the pressure oscillation of storage tank, overcome former absorption process
Persistently cause storage tank oil product to disturb, the drawbacks of increase oil gas volatilization, adsorption tanks is thoroughly regenerated with a small amount of tonifying Qi afterwards, constant storage
Pressure tank, reduces storage tank volatilization.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the utility model embodiment, required in being described below to embodiment
The accompanying drawing used is briefly described.It is clear that drawings in the following description are only some embodiments of the present utility model,
For those skilled in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.In accompanying drawing：
Fig. 1 is a kind of first structure signal of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas in the utility model
Figure；
Fig. 2 is a kind of second structural representation of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas in the utility model
Figure；
Fig. 3 is a kind of 3rd structural representation of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas in the utility model
Figure；
Fig. 4 is a kind of 4th structural representation of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas in the utility model
Figure；
Fig. 5 is a kind of the whole of the adsorption tanks in condensation adsorption adsorption condensing alternation formula device for recovering oil and gas in the utility model
Body structural representation；
Fig. 6 is a kind of A- of the adsorption tanks in condensation adsorption adsorption condensing alternation formula device for recovering oil and gas in the utility model
A is to schematic diagram；
Fig. 7 is a kind of B- of the adsorption tanks in condensation adsorption adsorption condensing alternation formula device for recovering oil and gas in the utility model
B is to schematic diagram.
【Primary symbols explanation】
1- storage tanks；
2- pressure sensor devices；
3- oil gas condensation devices；
4- vavuum pumps；
5- enters oil gas multiple-way valve；
6- adsorption tanks；
7- air bleeding valves；
8- temperature sensing devices；
9- air-introduced machines；
10- check valves；
11- discharging tubes；
12- adsorption tanks bodies；
13- heat exchanger tubes；
14- support rings.
Embodiment
Below with reference to accompanying drawing of the present utility model, the technical scheme in the utility model embodiment is carried out clear, complete
Whole description and discussion, it is clear that as described herein is only a part of example of the present utility model, is not whole realities
Example, based on the embodiment in the utility model, those of ordinary skill in the art institute on the premise of creative work is not made
The every other embodiment obtained, belongs to protection domain of the present utility model.
Embodiment one
As shown in figure 1, the utility model discloses a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas, the oil
Gas recovering device is connected with storage tank 1, including pressure sensor device 2, oil gas condensation device 3, vavuum pump 4, enter oil gas multiple-way valve 5, absorption
Tank 6 and air bleeding valve 7, wherein：
The storage tank 1, oil gas condensation device 3, enter oil gas multiple-way valve 5, adsorption tanks 6 and air bleeding valve 7 and be sequentially connected by pipeline；
The air bleeding valve 7 is located at the top of the adsorption tanks 6；
The vavuum pump 4 enters the two ends of oil gas multiple-way valve 5 described in being connected to；
The pressure sensor device 2 is arranged on the pipeline between the storage tank 1 and oil gas condensation device 3.
Further, in addition to air-introduced machine 9, the air-introduced machine 9 is arranged at the oil gas condensation device 3 and filled with pressure sensing
Put between 2.
As shown in Fig. 2 also including one causes check valve 10 of the oil gas from storage tank to condensing unit, the check valve 10 is set
Between the air-introduced machine 9 and oil gas condensation device 3.
Further, in addition to a discharging tube 11, described one end of discharging tube 11 is connected to the top of the storage tank 1, another
End is connected to the bottom of the oil gas condensation device 3.
This embodiment condensing unit as storage tank pressure adjust, it is impossible to the residual gas of condensation by after absorption discharge,
The service life of adsorption tanks is extended, it is simple with flow, the characteristics of reduced investment.
Embodiment two
As shown in figure 3, the utility model discloses a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas in addition,
The device for recovering oil and gas is connected with storage tank 1, including pressure sensor device 2, oil gas condensation device 3, vavuum pump 4, enter oil gas multiple-way valve 5,
Adsorption tanks 6 and air bleeding valve 7, wherein：
The storage tank 1, oil gas condensation device 3, vavuum pump 4, adsorption tanks 6 and air bleeding valve 7 are sequentially connected by pipeline；
The air bleeding valve 7 is located at the top of the adsorption tanks 6；
It is described enter the one end of oil gas multiple-way valve 5 be connected to the lower sections of the adsorption tanks 6, the other end is connected to the storage tank 1；
The pressure sensor device 2 is arranged at the storage tank 1 and entered on the pipeline between oil gas multiple-way valve 5.
Further, in addition to air-introduced machine 9, the air-introduced machine 9 be arranged at it is described enter oil gas multiple-way valve 5 and pressure sensor device 2
Between.
As shown in figure 4, also including one causes check valve 10 of the oil gas from storage tank to condensing unit, the check valve 10 is set
Between the storage tank 1 and oil gas condensation device 3.
With continued reference to Fig. 1-4, the device for recovering oil and gas also includes temperature sensing device 8, and the temperature sensing device 8 connects
The inside of the adsorption tanks 6 is connected to, for sensing temperature of the adsorbent inside adsorption tanks 6 in center.Further, it is described
The quantity of temperature sensing device 8 is a plurality of；
When the quantity of the temperature sensing device 8 is one, the temperature sensing device 8 is arranged at the adsorption tanks 6
Internal bottom；Or
When the quantity of the temperature sensing device 8 is two, two temperature sensing devices 8 are respectively arranged at described
Middle part and bottom inside adsorption tanks 6；Or
When the quantity of the temperature sensing device 8 is three, three temperature sensing devices 8 are respectively arranged at described
Upper, middle and lower inside adsorption tanks 6.
Specifically, the adsorption tanks 6 include adsorption tanks body 12, heat exchanger tube 13 and adsorbent (not shown), the absorption
Agent is filled in the inside of the adsorption tanks body 12；Fin is provided with outside the heat exchanger tube 13, and is fixedly connected on the absorption
Upper and lower ends inside tank body 12 are simultaneously arranged between the adsorbent.The fin can use aluminium, copper or stainless steel
Heat Conduction Material.In the present embodiment, the adsorbent can be any suction of the prior art such as activated carbon, silica gel, molecular sieve
Attached dose.
With reference to Fig. 5-7, the heat exchanger tube 13 uses multilayer finned tube, by one layer of transversely arranged finned tube and one layer of longitudinal direction
The finned tube of arrangement is arranged alternately composition so that the fin of every layer of finned tube is parallel to airflow direction, between every layer of finned tube
Spacing is between 100-500mm.Further, the heat exchanger tube 13 also includes some support rings 14, some support rings 14
It is arranged on the inwall of adsorption tanks body 12, the finned tube is welded or is connected in the support ring 14.
In preferred embodiment, the heat exchanger tube 13 is to be filled with 10~70 DEG C of intervals in hollow structure, the heat exchanger tube 13
Produce the accumulation of energy material of solid-liquid phase change.Wherein, the accumulation of energy material uses calcium chloride hexahydrate, hypo, three water
Close sodium acetate, disodium hydrogen phosphate, acetic acid or paraxylene.Further, the accumulation of energy material includes thickener and nucleator, institute
Thickener is stated using gelatin, carboxymethyl cellulose or water-soluble paraffin, the nucleator uses chloride hydrate strontium or sodium tetraborate.
Further, left in the heat exchanger tube 13 1~20% or so gas-phase space, for giving accumulation of energy material solid liquid phase
Volume Changes reserve enough surpluses during change.
It is preferred that, the storage tank 1 is buried tank.
Optionally, the adsorption tanks 6 are made up of several small adsorption tanks serial or parallel connections.
In the present embodiment, the vavuum pump 4 can be true for dry screw vacuum pump, dry type scroll vacuum pump, dry type blade
Empty pump, claw shape dry type vacuum pump or air-cooled Roots vacuum pump.
This embodiment makes mixed oil and gas try one's best, and first directly absorption is intercepted, and be filled into adsorption tanks using phase-changing energy-storing material
In, it is ensured that the security directly adsorbed, the high-concentration oil vapor of desorption condenses discharge again, when extending the defrosting of condensing unit
Between.
Concrete technology flow process one
Step 1：Pressure sensor device 2 senses the pressure rise of storage tank 1, enters oil gas multiple-way valve 5 and air bleeding valve 7 is opened, oil gas enters
Enter oil gas condensation device 3, be largely condensed phase transformation, oil gas condensation device 3-dimensional holds -10~-80 DEG C of temperature, makes oil gas temperature
- 5~-75 DEG C or so are down to, the gas that residue fails phase transformation enters adsorption tanks 6 by entering oil gas multiple-way valve 5, intercepts remaining non-phase transformation
Oil gas after, remaining pure air is discharged by air bleeding valve 7, because most oil gas are condensed phase transformation, remaining oil gas
Adsorbed intercept enters adsorption tanks 6, and pure air passes through the let-down vessel 1 of air bleeding valve 7, the reduction of the pressure of storage tank 1；
Step 2：When the work certain time of adsorption tanks 6 or the reduction of the pressure of storage tank 1 need tonifying Qi or temperature sensing device 8 to sense
During to temperature exceeding standard, enter oil gas multiple-way valve 5 and air bleeding valve 7 is closed, vavuum pump 4 starts, extract oil gas in adsorption tanks 6 out and fallen with admission line
Oil gas condensation device 3 is flow to, oil gas condensation device 3-dimensional holds -10~-80 DEG C of temperature, oil gas temperature is down to -5~-75 DEG C,
Phase-change liquid and non-phase transformation fixed gas are discharged into storage tank 1, are vacuumizing latter stage, are opening air bleeding valve 7, introduce a small amount of pure air and blow
Sweep, make the thoroughly regeneration of adsorption tanks 6, while supplementing the pressure of storage tank 1 again.
Concrete technology flow process two
Step one：Pressure sensor device 2 senses the pressure rise of storage tank 1, enters oil gas multiple-way valve 5 and air bleeding valve 7 is opened, oil gas warp
Check valve 10 enters oil gas condensation device 3, and be largely condensed phase transformation, and oil gas condensation device maintains -10~-80 DEG C of temperature,
Oil gas temperature is set to be down to -5~-75 DEG C or so, the gas that residue fails phase transformation enters adsorption tanks 6 by entering oil gas multiple-way valve 5, and interception is fallen
After the oil gas of remaining non-phase transformation, remaining pure air is discharged by air bleeding valve 7, because most oil gas are condensed phase transformation,
Adsorbed intercept of remaining oil gas enters adsorption tanks 6, and pure air passes through the let-down vessel 1 of air bleeding valve 7, the reduction of the pressure of storage tank 1；
Step 2：When the work certain time of adsorption tanks 6 or the reduction of the pressure of storage tank 1 need tonifying Qi or temperature sensing device 8 to feel
When should arrive temperature exceeding standard, enter oil gas multiple-way valve 5 and air bleeding valve 7 is closed, vavuum pump 4 starts, oil gas is with admission line in extraction adsorption tanks 6
Oil gas condensation device 3 is flowed backward to, oil gas condensation device 3-dimensional holds -10~-80 DEG C of temperature, oil gas temperature is down to -5~-75
DEG C, high-concentration oil vapor is in this phase transformation, due to the effect of check valve 10, and phase-change liquid and non-phase transformation fixed gas can only be cold by oil gas
The discharging tube 11 of the solidifying bottom of device 3 is discharged into storage tank 1, slightly increases condensing pressure, is vacuumizing latter stage, is opening air bleeding valve 7, is introducing
A small amount of pure air purging, makes the thoroughly regeneration of adsorption tanks 6, while supplementing the pressure of storage tank 1 again.
Concrete technology flow process three
Step I：Oil gas condensation device 3-dimensional holds -10~-80 DEG C of temperature, and the pressure of storage tank 1 is slightly elevated and is not up to
When entering the Opening pressure of oil gas multiple-way valve 5, oil gas cools into oil gas condensation device 3, and part oil gas is condensed, the reduction of the pressure of storage tank 1；
When pressure sensitive device 8 senses that oil-air pressure continues to be increased into the Opening pressure of oil gas multiple-way valve 5, enter oil gas multiple-way valve 5 and exhaust
Valve 7 is opened, and oil gas is fallen after oil gas by entering the adsorbent interception that oil gas multiple-way valve 5 enters in adsorption tanks 6, adsorption tanks 6, remaining cleaning
Air is discharged by air bleeding valve 7, the reduction of the pressure of storage tank 1；
Step II：When the work certain time of adsorption tanks 6 or the reduction of the pressure of storage tank 1 need tonifying Qi or temperature sensing device 8 to feel
When should arrive temperature exceeding standard, enter oil gas multiple-way valve 5 and air bleeding valve 7 is closed, vavuum pump 4 starts, oil gas is with admission line in extraction adsorption tanks 6
Oil gas condensation device 3 is flowed backward to, oil gas condensation device 3-dimensional holds -10~-80 DEG C of temperature, oil gas temperature is down to -5~-75
DEG C, phase-change liquid and non-phase transformation fixed gas are discharged into storage tank 1, are vacuumizing latter stage, are opening air bleeding valve 7, are introducing a small amount of pure air
Purging, makes the thoroughly regeneration of adsorption tanks 6, while supplementing the pressure of storage tank 1 again.
Concrete technology flow process four
Step A：When pressure sensitive device 8 senses that oil-air pressure is increased into the Opening pressure of oil gas multiple-way valve 5, enter oil gas
Valve 5 and air bleeding valve 7 are opened, and oil gas is fallen after oil gas by entering the adsorbent interception that oil gas multiple-way valve 5 enters in adsorption tanks 6, adsorption tanks 6,
Remaining pure air is discharged by air bleeding valve 7, the reduction of the pressure of storage tank 1；
Step B：When the work certain time of adsorption tanks 6 or the reduction of the pressure of storage tank 1 need tonifying Qi or temperature sensing device 8 to sense
During to temperature exceeding standard, enter oil gas multiple-way valve 5 and air bleeding valve 7 is closed, vavuum pump 4 starts, extract oil gas in adsorption tanks 6 out and fallen with admission line
Oil gas condensation device 3 is flow to, oil gas condensation device 3-dimensional holds -10~-80 DEG C of temperature, oil gas temperature is down to -5~-75 DEG C,
Phase-change liquid and non-phase transformation fixed gas are discharged into storage tank 1, are vacuumizing latter stage, are opening air bleeding valve 7, introduce a small amount of pure air and blow
Sweep, make the thoroughly regeneration of adsorption tanks 6, while supplementing the pressure of storage tank 1 again.
The utility model is allowed to compared with prior art, have the following advantages that and accumulate due to using above technical scheme
Pole effect：
(1) equipment needed for a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas of the utility model is few, invests into
This is low；Combined by the alternation of condensation adsorption, control the pressure of storage tank, make discharge gas completely up to standard；And storage tank exhaust and benefit
Gas is all completed by same pipeline and equipment, improves utilization rate of equipment and installations；In addition, storage tank needs clean gas during tonifying Qi just to blow
Adsorption tanks are swept, make regeneration thoroughly, while supplementing pressure of storage tank again；
(2) a kind of condensation adsorption adsorption condensing alternation formula oil-gas recovery method of the utility model has design laminating s.t.o
The characteristics of gas while arranging " when mend ", first make oil gas phase transformation with condensing unit, reduce the pressure oscillation of storage tank, overcome former absorption process
Persistently cause storage tank oil product to disturb, the drawbacks of increase oil gas volatilization, adsorption tanks is thoroughly regenerated with a small amount of tonifying Qi afterwards, constant storage
Pressure tank, reduces storage tank volatilization.
It is described above, only the utility model preferably embodiment, but protection domain of the present utility model is not
This is confined to, any one skilled in the art can readily occur in the technical scope that the utility model is disclosed
Change or replacement, should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should
It is defined by scope of the claims.
Claims (18)
1. a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas, the device for recovering oil and gas is connected with storage tank, its feature
It is, including pressure sensor device, oil gas condensation device, vavuum pump, enters oil gas multiple-way valve, adsorption tanks and air bleeding valve, wherein：
The storage tank, oil gas condensation device, enter oil gas multiple-way valve, adsorption tanks and air bleeding valve and be sequentially connected by pipeline；
The air bleeding valve is located at the top of the adsorption tanks；
The vavuum pump enters oil gas multiple-way valve two ends described in being connected to；
The pressure sensor device is arranged on the pipeline between the storage tank and oil gas condensation device.
2. a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas as claimed in claim 1, it is characterised in that also wrap
Air-introduced machine is included, the air-introduced machine is arranged between the oil gas condensation device and pressure sensor device.
3. a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas as claimed in claim 2, it is characterised in that also wrap
One is included so that check valve of the oil gas from storage tank to condensing unit, the check valve is arranged at the air-introduced machine and oil gas condensation device
Between.
4. a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas as claimed in claim 1, it is characterised in that also wrap
A discharging tube is included, described discharging tube one end is connected to the top of the storage tank, and the other end is connected to the oil gas condensation device
Bottom.
5. a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas, the device for recovering oil and gas is connected with storage tank, its feature
It is, including pressure sensor device, oil gas condensation device, vavuum pump, enters oil gas multiple-way valve, adsorption tanks and air bleeding valve, wherein：
The storage tank, oil gas condensation device, vavuum pump, adsorption tanks and air bleeding valve are sequentially connected by pipeline；
The air bleeding valve is located at the top of the adsorption tanks；
It is described enter oil gas multiple-way valve one end be connected to the lower sections of the adsorption tanks, the other end is connected to the storage tank；
The pressure sensor device is arranged at the storage tank and entered on the pipeline between oil gas multiple-way valve.
6. a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas as claimed in claim 5, it is characterised in that also wrap
Include air-introduced machine, the air-introduced machine be arranged at it is described enter between oil gas multiple-way valve and pressure sensor device.
7. a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas as claimed in claim 5, it is characterised in that also wrap
One is included so that check valve of the oil gas from storage tank to condensing unit, the check valve be arranged at the storage tank and oil gas condensation device it
Between.
8. a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas as described in claim 1 or 5, it is characterised in that
Also include temperature sensing device, the temperature sensing device is connected to the inside of the adsorption tanks, for sensing inside adsorption tanks
Adsorbent center temperature.
9. a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas as claimed in claim 8, it is characterised in that described
The quantity of temperature sensing device is a plurality of；
When the quantity of the temperature sensing device is one, under the temperature sensing device is arranged inside the adsorption tanks
Portion；Or
When the quantity of the temperature sensing device is two, two temperature sensing devices are respectively arranged at the adsorption tanks
Internal middle part and bottom；Or
When the quantity of the temperature sensing device is three, three temperature sensing devices are respectively arranged at the adsorption tanks
Internal upper, middle and lower.
10. a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas as described in claim 1 or 5, it is characterised in that
The adsorption tanks include adsorption tanks body, heat exchanger tube and adsorbent, wherein：
The adsorbent is filled in the inside of the adsorption tanks body；
Fin is provided with outside the heat exchanger tube, and is fixedly connected on the upper and lower ends of the adsorption tanks body interior and is arranged in institute
State between adsorbent.
11. a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas according to claim 10, it is characterised in that
The heat exchanger tube uses multilayer finned tube, is arranged alternately by the finned tube of one layer of transversely arranged finned tube and one layer of longitudinal arrangement
Composition so that the fin of every layer of finned tube is parallel to airflow direction, and the spacing between every layer of finned tube is between 100-500mm.
12. a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas according to claim 10, it is characterised in that
Also include some support rings, some support rings are arranged in the adsorption tanks inner body wall, the finned tube welding or card
It is connected in the support ring.
13. a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas according to claim 10, it is characterised in that
The heat exchanger tube is that 10~70 DEG C of interval accumulation of energy materials for producing solid-liquid phase change are filled with hollow structure, the heat exchanger tube.
14. a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas according to claim 13, it is characterised in that
The accumulation of energy material uses calcium chloride hexahydrate, hypo, sodium acetate trihydrate, disodium hydrogen phosphate, acetic acid or right
Dimethylbenzene.
15. a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas according to claim 14, it is characterised in that
The accumulation of energy material includes thickener and nucleator, and the thickener is using gelatin, carboxymethyl cellulose or water-soluble paraffin, institute
Nucleator is stated using chloride hydrate strontium or sodium tetraborate.
16. a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas according to claim 10, it is characterised in that
Left in the heat exchanger tube 1~20% or so gas-phase space, Volume Changes reserve foot during for accumulation of energy material solid-liquid phase change
Enough surpluses.
17. a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas as described in claim 1 or 5, it is characterised in that
The storage tank is buried tank.
18. a kind of condensation adsorption adsorption condensing alternation formula device for recovering oil and gas as described in claim 1 or 5, it is characterised in that
The adsorption tanks are made up of several small adsorption tanks serial or parallel connections.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106621688A (en) * | 2017-01-26 | 2017-05-10 | 上海聚宸新能源科技有限公司 | Condensation-adsorption and adsorption-condensation alternative oil-vapor recovery device and oil-vapor recovery method |
| CN109432941A (en) * | 2018-12-13 | 2019-03-08 | 张全厚 | Vehicular exhaust treatment system |
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2017
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106621688A (en) * | 2017-01-26 | 2017-05-10 | 上海聚宸新能源科技有限公司 | Condensation-adsorption and adsorption-condensation alternative oil-vapor recovery device and oil-vapor recovery method |
| CN109432941A (en) * | 2018-12-13 | 2019-03-08 | 张全厚 | Vehicular exhaust treatment system |
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