CN208161325U - Oil and gas station regeneration gas seals equipment up for safekeeping - Google Patents
Oil and gas station regeneration gas seals equipment up for safekeeping Download PDFInfo
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- CN208161325U CN208161325U CN201820383981.6U CN201820383981U CN208161325U CN 208161325 U CN208161325 U CN 208161325U CN 201820383981 U CN201820383981 U CN 201820383981U CN 208161325 U CN208161325 U CN 208161325U
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Abstract
The utility model provides a kind of Oil and gas station regeneration gas and seals equipment up for safekeeping comprising absorption tower, First Heat Exchanger, regenerator, the first separator, compressor, the second heat exchanger, refrigeration machine and the second separator.Absorption tower includes absorption tower first entrance, absorption tower second entrance, absorption tower liquid-phase outlet and absorption tower gaseous phase outlet.Regenerator includes regenerator entrance, regenerator liquid-phase outlet and regenerator gaseous phase outlet.First Heat Exchanger includes First Heat Exchanger first entrance, First Heat Exchanger first outlet, First Heat Exchanger second entrance and First Heat Exchanger second outlet.First separator includes the first separator inlet and the first separator gaseous phase outlet.Compressor includes compressor first entrance, compressor first outlet, compressor second entrance, compressor second outlet and compressor liquid-phase outlet.Second heat exchanger includes the second heat exchanger first entrance, the second heat exchanger first outlet, the second heat exchanger second entrance and the second heat exchanger second outlet.
Description
Technical field
The utility model relates to oil-gas mining fields more particularly to a kind of Oil and gas station regeneration gas to seal equipment up for safekeeping.
Background technique
The natural gas processing of China's Oil and gas station generallys use MDEA technique to remove H2S and CO2, to reach outside natural gas
Defeated standard.The regeneration gas of MDEA desulfurization regeneration tower release is mainly by H2S and CO2Composition.Common regeneration gas processing mode be by
The regeneration gas is sent into flare stack or incinerator burning, and still, the mode of this burning can discharge a large amount of sulfide, pollutes ring
Border receives the limitation of environmental regulation.So needing a kind of novel regeneration under the driving of environmental protection pressure and economic benefit
Gas disposal mode.
Utility model content
In view of the problems in the background art, the purpose of this utility model is to provide a kind of Oil and gas stations to regenerate sealing gland
Equipment is deposited, it can be by acid gas injection into stratum, to avoid the discharge of sour gas, protect environment and reduce sour gas
The processing cost of body.
To achieve the goals above, the utility model provides a kind of Oil and gas station regeneration gas and seals equipment up for safekeeping comprising inhales
Receive tower, First Heat Exchanger, regenerator, the first separator, compressor, the second heat exchanger, refrigeration machine and the second separator.
Treatment fluid is contained inside absorption tower, and including absorption tower first entrance, absorption tower second entrance, absorption tower liquid phase
Outlet and absorption tower gaseous phase outlet, absorption tower first entrance be connected to the unstripped gas of Oil and gas station, absorption tower gaseous phase outlet with outside
The connection of portion's pipeline.Regenerator includes regenerator entrance, regenerator liquid-phase outlet and regenerator gaseous phase outlet.
First Heat Exchanger includes that First Heat Exchanger first entrance, First Heat Exchanger first outlet, First Heat Exchanger second enter
Mouth and First Heat Exchanger second outlet；First Heat Exchanger first entrance is connected to absorption tower liquid-phase outlet, First Heat Exchanger first
Outlet is connected in regenerator entrance, First Heat Exchanger first entrance with First Heat Exchanger first outlet；First Heat Exchanger
Two entrances are connected to regenerator liquid-phase outlet, and First Heat Exchanger second outlet is connected to absorption tower second entrance, First Heat Exchanger
Second entrance is connected to First Heat Exchanger second outlet.
First separator includes the first separator inlet, the first separator liquid-phase outlet and the first separator gaseous phase outlet,
First separator inlet is connected to regenerator gaseous phase outlet.
Compressor includes compressor first entrance, compressor first outlet, compressor second entrance, compressor second outlet
With compressor liquid-phase outlet, compressor first entrance is connected to the first separator gaseous phase outlet and compressor first outlet, compression
Machine second outlet, which is connected to, seals well up for safekeeping, and compressor second entrance is connected to compressor second outlet.
Second heat exchanger enters including the second heat exchanger first entrance, the second heat exchanger first outlet, the second heat exchanger second
Mouth and the second heat exchanger second outlet；Second heat exchanger first entrance is connected to compressor first outlet and the second heat exchanger first
Outlet, the second heat exchanger second entrance and the second heat exchanger second outlet are connected to refrigeration machine.
Second separator includes the second separator inlet, the second separator liquid-phase outlet and the second separator gaseous phase outlet,
Second separator inlet is connected to the second heat exchanger first outlet, and the second separator gaseous phase outlet is connected to compressor second and enters
Mouthful.
The beneficial effects of the utility model are as follows：
The Oil and gas station regeneration gas of the utility model seals equipment up for safekeeping, and detailed process is as follows：
The unstripped gas of Oil and gas station enters absorption tower via absorption tower first entrance, and the treatment fluid in absorption tower absorbs raw material
Sour gas etc. in gas, unstripped gas after treatment enter external pipe via absorption tower gaseous phase outlet.
Treatment fluid after absorbing sour gas becomes rich solution, and rich solution is via absorption tower liquid-phase outlet and First Heat Exchanger first
Entrance enters First Heat Exchanger and heating of absorbing heat, the rich solution after heating via First Heat Exchanger first outlet and regenerator entrance into
Enter regenerator, rich solution reacts in regenerator and discharges regeneration gas；Become lean solution after rich solution release regeneration gas, lean solution is via regeneration
Tower liquid-phase outlet and First Heat Exchanger second entrance enter First Heat Exchanger, and the rich solution heat release into First Heat Exchanger, heat release
Lean solution afterwards enters absorption tower via First Heat Exchanger second outlet and absorption tower second entrance, and reuptakes sour gas.
First Heat Exchanger can effectively utilize the waste heat of lean solution, and then preheat to rich solution, make full use of the heat of system.
The regeneration gas that regenerator generates enters the first separator simultaneously via regenerator gaseous phase outlet and the first separator inlet
Preliminary gas-liquid separation is completed, the sour water for separating generation is discharged via the first separator liquid-phase outlet, the regeneration after separation
Gas enters compressor via the first separator gaseous phase outlet and compressor first entrance and is compressed.
Compressed regeneration gas enters the second heat exchanger via compressor first outlet and the second heat exchanger first entrance, together
When, the refrigerant of refrigeration machine is via the second heat exchanger second entrance and the second heat exchanger second outlet in the second heat exchanger inner recirculation flow
It is dynamic, to reduce the temperature of regeneration gas, and then regeneration gas is made to reach the condition of low temperature dewatering.
Regeneration gas after cooling enters the second separator simultaneously via the second heat exchanger first outlet and the second separator inlet
Gas-liquid separation is completed, the sour water isolated is discharged via the second separator liquid-phase outlet, and the regeneration gas after separation is via the
Two separator gaseous phase outlets and compressor second entrance enter compressor herein and are compressed.Mistake of the compressor in compression regeneration gas
The sour water generated in journey is discharged via compressor liquid-phase outlet.
Compressed high-pressure regeneration gas is injected into via compressor second outlet again seals up for safekeeping in well, to complete regeneration gas
Seal up for safekeeping.Seal the devices such as settable pressure-regulating valve, flow control valve on the feed-line on well up for safekeeping, control is injected into real time
Seal the flow and pressure of the regeneration gas of well up for safekeeping.
The Oil and gas station regeneration gas of the utility model seals the sour gas that equipment can be effectively removed in unstripped gas up for safekeeping, and
It can be by sealing well up for safekeeping by acid gas injection into stratum, to avoid the discharge of sour gas, protect environment and reduce acid
The processing cost of property gas.
Detailed description of the invention
Fig. 1 is the schematic diagram for sealing equipment up for safekeeping according to the Oil and gas station regeneration gas of the utility model.
Wherein, the reference numerals are as follows：
1 absorption tower 6B the second heat exchanger first outlet
The absorption tower 1A first entrance 6C the second heat exchanger second entrance
The absorption tower 1B second entrance 6D the second heat exchanger second outlet
7 refrigeration machine of the absorption tower 1C liquid-phase outlet
8 second separator of the absorption tower 1D gaseous phase outlet
The absorption tower 1E third entrance the second separator inlet of 8A
2 First Heat Exchanger 8B the second separator liquid-phase outlets
2A First Heat Exchanger first entrance 8C the second separator gaseous phase outlet
2B First Heat Exchanger first outlet 9 seals well up for safekeeping
10 rich solution pump of 2C First Heat Exchanger second entrance
11 lean pump of 2D First Heat Exchanger second outlet
3 regenerator, 12 water cooler
13 forecooler of 3A regenerator entrance
3B regenerator liquid-phase outlet 13A forecooler first entrance
3C regenerator gaseous phase outlet 13B forecooler first outlet
4 first separator 13C forecooler second entrances
4A the first separator inlet 13D forecooler second outlet
14 buffer pool of the first separator of 4B liquid-phase outlet
15 sewage pump of the first separator of 4C gaseous phase outlet
5 compressor, 16 first connecting pipe
17 second connecting pipe of 5A compressor first entrance
18 torch of 5B compressor first outlet
19 first valve of 5C compressor second entrance
20 second valve of 5D compressor second outlet
21 nitrogen storage tank of 5E compressor liquid-phase outlet
6 second heat exchanger, 22 third valve
6A the second heat exchanger first entrance
Specific embodiment
Equipment is sealed up for safekeeping with reference to the accompanying drawings the Oil and gas station regeneration gas of the utility model is described in detail.
Referring to Fig.1, it includes absorption tower 1, First Heat Exchanger that Oil and gas station regeneration gas according to the present utility model, which seals equipment up for safekeeping,
2, regenerator 3, the first separator 4, compressor 5, the second heat exchanger 6, refrigeration machine 7 and the second separator 8.
Treatment fluid is contained inside absorption tower 1, and including absorption tower first entrance 1A, absorption tower second entrance 1B, absorption
Tower liquid-phase outlet 1C and absorption tower gaseous phase outlet 1D, absorption tower first entrance 1A are connected to the unstripped gas of Oil and gas station, absorption tower
Gaseous phase outlet 1D is connected to external pipe.Regenerator 3 includes regenerator entrance 3A, regenerator liquid-phase outlet 3B and regenerator gas phase
Export 3C.
First Heat Exchanger 2 includes First Heat Exchanger first entrance 2A, First Heat Exchanger first outlet 2B, First Heat Exchanger the
Two entrance 2C and First Heat Exchanger second outlet 2D；First Heat Exchanger first entrance 2A is connected to absorption tower liquid-phase outlet 1C, the
One heat exchanger first outlet 2B is connected to regenerator entrance 3A, First Heat Exchanger first entrance 2A and First Heat Exchanger first outlet
2B connection；First Heat Exchanger second entrance 2C is connected to regenerator liquid-phase outlet 3B, and First Heat Exchanger second outlet 2D is connected to
Absorption tower second entrance 1B, First Heat Exchanger second entrance 2C are connected to First Heat Exchanger second outlet 2D.
First separator 4 includes the first separator inlet 4A, the first separator liquid-phase outlet 4B and the first separator gas phase
4C is exported, the first separator inlet 4A is connected to regenerator gaseous phase outlet 3C.
Compressor 5 includes compressor first entrance 5A, compressor first outlet 5B, compressor second entrance 5C, compressor
Second outlet 5D and compressor liquid-phase outlet 5E, compressor first entrance 5A are connected to the first separator gaseous phase outlet 4C and compression
Machine first outlet 5B, compressor second outlet 5D, which are connected to, seals well 9 up for safekeeping, and compressor second entrance 5C is connected to compressor second and goes out
Mouth 5D.
Second heat exchanger 6 includes the second heat exchanger first entrance 6A, the second heat exchanger first outlet 6B, the second heat exchanger the
Two entrance 6C and the second heat exchanger second outlet 6D；Second heat exchanger first entrance 6A is connected to compressor first outlet 5B and
Two heat exchanger first outlet 6B, the second heat exchanger second entrance 6C and the second heat exchanger second outlet 6D are connected to refrigeration machine 7.
Second separator 8 includes the second separator inlet 8A, the second separator liquid-phase outlet 8B and the second separator gas phase
8C is exported, the second separator inlet 8A is connected to the second heat exchanger first outlet 6B, and the second separator gaseous phase outlet 8C is connected to
Compressor second entrance 5C.
The Oil and gas station regeneration gas of the utility model seals equipment up for safekeeping, and detailed process is as follows：
The unstripped gas of Oil and gas station enters absorption tower 1 via absorption tower first entrance 1A, and the treatment fluid in absorption tower 1 absorbs
Sour gas (such as CO in unstripped gas2、H2S) etc., unstripped gas (such as natural gas) after treatment is via absorption tower gas phase
Outlet 1D enters external pipe.
Treatment fluid after absorbing sour gas becomes rich solution, and rich solution is via absorption tower liquid-phase outlet 1C and First Heat Exchanger the
One entrance 2A enters First Heat Exchanger 2 and heating of absorbing heat, and the rich solution after heating is via First Heat Exchanger first outlet 2B and regeneration
Tower entrance 3A enters regenerator 3, and rich solution reacts in regenerator 3 and discharges regeneration gas (namely original sour gas CO2、
H2S etc.)；Become lean solution after rich solution release regeneration gas, lean solution is via regenerator liquid-phase outlet 3B and First Heat Exchanger second entrance
2C enters First Heat Exchanger 2, and the rich solution heat release into First Heat Exchanger 2, and the lean solution after heat release is via First Heat Exchanger second
Outlet 2D and absorption tower second entrance 1B enters absorption tower 1, and reuptakes sour gas.First Heat Exchanger 2 can be effectively
It is preheated using the waste heat of lean solution, and then to rich solution, makes full use of the heat of system.
The regeneration gas that regenerator 3 generates enters the first separation via regenerator gaseous phase outlet 3C and the first separator inlet 4A
Device 4 simultaneously completes preliminary gas-liquid separation, and the sour water for separating generation is discharged via the first separator liquid-phase outlet 4B, after separation
Regeneration gas enter compressor 5 via the first separator gaseous phase outlet 4C and compressor first entrance 5A and compressed.
Compressed regeneration gas enters the second heat exchange via compressor first outlet 5B and the second heat exchanger first entrance 6A
Device 6, meanwhile, the refrigerant of refrigeration machine 7 is changed via the second heat exchanger second entrance 6C and the second heat exchanger second outlet 6D second
Hot 6 internal circulation flow of device to reduce the temperature of regeneration gas, and then makes regeneration gas reach the condition of low temperature dewatering.
Regeneration gas after cooling enters the second separation via the second heat exchanger first outlet 6B and the second separator inlet 8A
Device 8 simultaneously completes gas-liquid separation, and the sour water isolated is discharged via the second separator liquid-phase outlet 8B, the regeneration gas after separation
Compressor 5 is again introduced into via the second separator gaseous phase outlet 8C and compressor second entrance 5C to be compressed.Compressor 5 is being pressed
The sour water generated during contracting regeneration gas is discharged via compressor liquid-phase outlet 5E.
Compressed high-pressure regeneration gas is injected into via compressor second outlet 5D and seals up for safekeeping in well 9 again, to complete again
Angry seals up for safekeeping.It seals the devices such as settable pressure-regulating valve, flow control valve on the feed-line on well 9 up for safekeeping, controls in real time
It is injected into the flow and pressure of the regeneration gas for sealing well 9 up for safekeeping.
It is (special that the Oil and gas station regeneration gas of the utility model seals the sour gas that equipment can be effectively removed in unstripped gas up for safekeeping
It is not CO2、H2S), and, to avoid the discharge of sour gas, can be protected by sealing well 9 up for safekeeping by acid gas injection into stratum
Retaining ring border and the processing cost for reducing sour gas.
It further includes rich solution pump 10, lean pump 11 and water cooler 12, rich solution pump 10 that the Oil and gas station regeneration gas, which seals equipment up for safekeeping,
It is connected between absorption tower liquid-phase outlet 1C and First Heat Exchanger first entrance 2A, lean pump 11 and water cooler 12 are sequentially connected to
Between First Heat Exchanger second outlet 2D and absorption tower second entrance 1B.Rich solution pump 10 and lean pump 11 respectively drive rich solution and poor
Liquid.Water cooler 12 is for cooling down lean solution.
Include in the treatment fluid methyl diethanolamine (MDEA).Methyl diethanolamine can be removed effectively in unstripped gas
CO2And H2S。
First separator 4 can be multiple.The separation effect of regeneration gas can be improved in multiple the first separators 4 being set side by side
Rate.Certainly, the first separator 4 can also be one.
Compressor 5 is compound compressor, and inside has multiple compression chambers.Preferably, regeneration gas enters from compressor first
It, can be by three stage compression during mouth 5A flows to compressor first outlet 5B.
It further includes forecooler 13 that the Oil and gas station regeneration gas, which seals equipment up for safekeeping, and forecooler 13 includes forecooler first entrance
13A, forecooler first outlet 13B, forecooler second entrance 13C and forecooler second outlet 13D.Forecooler first entrance 13A
It is connected to compressor first outlet 5B and forecooler first outlet 13B, forecooler first outlet 13B is connected to the second heat exchanger
One entrance 6A.Forecooler second entrance 13C is connected to the second separator gaseous phase outlet 8C and forecooler second outlet 13D, pre-cooling
Device second outlet 13D is connected to compressor second entrance 5C.The regeneration gas of second separator gaseous phase outlet 8C discharge is passing through in advance
It, can the preliminary cold regeneration gas for going to enter forecooler 13 via forecooler first entrance 13A when cooler 13.
It further includes buffer pool 14 and sewage pump 15 that the Oil and gas station regeneration gas, which seals equipment up for safekeeping, and absorption tower 1 further includes absorbing
Tower third entrance 1E.First separator liquid-phase outlet 4B, the second separator liquid-phase outlet 8B and compressor liquid-phase outlet 5E connect
Buffer pool 14 is passed through, sewage pump 15 is connected to buffer pool 14 and absorption tower third entrance 1E.First separator 4,8 and of the second separator
The sour water that compressor 5 is discharged flows into buffer pool 14, and the sour water in buffer pool 14 can be recycled into suction by sewage pump 15
It receives in tower 1, to guarantee the water balance of system.
The Oil and gas station regeneration gas seal up for safekeeping equipment further include the first connecting pipe 16, the second connecting pipe 17, torch 18,
First valve 19 and the second valve 20.First connecting pipe 16 connect regenerator 3, the first separator 4, compressor 5, the second heat exchanger 6,
Second separator 8 and seal well 9 up for safekeeping, and the first valve 19 is set to the first connecting pipe 16.Second connecting pipe 17 connection first connects
Adapter tube road 16 and torch 18, and the second valve 20 is set to the second connecting pipe 17.First connecting pipe 16 and the second connecting pipe
17 can be divided into multiple, be respectively provided with the first valve 19 in each first connecting pipe 16, each second connecting pipe 17 with corresponding one
First connecting pipe 16 is connected, and each second connecting pipe 17 is respectively provided with the second valve 20.
When normal work, the first valve 19 is opened, the second valve 20 closure.When some position of the first connecting pipe 16 is let out
(pressure display unit can be set in the first connecting pipe 16 when dew, be determined whether according to the moment pressure drop in the first connecting pipe 16
Leakage), the first valve 19 of leak point upstream and downstream is automatically closed, compressor 5 is shut down；Meanwhile second valve 20 open, the first connecting tube
Regeneration gas in road 16 flows into torch 18 via the second connecting pipe 17 burns, and reduces the influence of acid gas leakage.First valve 19
Chain with the second valve 20, when the first valve 19 closure, the second valve 20 is synchronous to be opened.
It further includes nitrogen storage tank 21 and third valve 22 that the Oil and gas station regeneration gas, which seals equipment up for safekeeping, and third valve 22 connects nitrogen
Storage tank 21 and the first connecting pipe 16.When equipment breaks down (such as gas leakage, air pressure exceeded), the first valve 19 closure,
Second valve 20 and third valve 22 are opened, and the nitrogen in nitrogen storage tank 21 flows into the first connecting pipe 16 and the second connecting pipe 17,
And then clean and replace regeneration gas therein.
The refrigerant of refrigeration machine 7 is propane.Forecooler 13, the second heat exchanger 6, refrigeration machine 7 and the second separator 8 can be integrated into
Block is prized in one dehydration, and the sled block takes up little area, is at low cost.The flexible operation of this propane refrigeration evaporation can satisfy water dew
The requirement of point, hydrocarbon dew point, dehydration depth is easy to control, invests low.
Gravity type or cyclonic separator can be selected in first separator 4.Gravitational separator is by the different by gas of gravity
It is separated with liquid, structure is simple, and treating capacity is big, does not need extrinsic power.Cyclonic separator utilizes the principle of centrifugal sedimentation, gas
Body is different from the density of liquid, and when liquid flows together with gas mixing, the centrifugal force that liquid is subject to is greater than gas, so liquid
Has the tendency that centrifuge separation, liquid is attached on separation wall surface since the effect of gravity pools together downwards, passes through delivery pipe
Discharge.Separative efficiency is high, and noise is low, and structure is simple, and the pressure loss is small, and treating capacity is big, does not need extrinsic power, reliable operation.
Compressor 5 selects reciprocating or screw compressor.Reciprocating compressor is suitable for medium and small tolerance, mostly uses electricity greatly
Motivation dragging, does not adjust the speed generally；Tolerance adjusts through subsidy device in volume or opens air inlet valve device, and flow adjustment range is big；
Pressure limit is extensive, is particularly suitable for high pressure and super-pressure；Performance curve is precipitous, and tolerance does not become substantially with the variation of pressure
Change, steady pressure jar.Screw compressor is suitable for medium and small tolerance or dust-laden, wet, dirty gas；Motor is mostly used to drag greatly
It is dynamic；Tolerance, which is adjusted, can be adjusted by slide valve or be adjusted the speed to realize, power loss is smaller；Suitable for mesolow (< 10MPa)；Performance
Curve is precipitous, and tolerance does not change substantially with the variation of pressure；Uniformly, gas is more much smaller than reciprocating compressor for exhaust；Machine
Group structure is simple, and outer dimension and quality are small；The cycle of oparation time is long, reliable for operation, compared with reciprocating compressor, nothing
Air valve and piston ring etc..
Mass flowmenter can be set in the downstream of compressor second outlet 5D, to carry out to dewatered regeneration gas is pressurized
Delicate metering.The characteristics of mass flowmenter is that the accuracy of measuring is high (≤0.5%), and stability is good, is truly realized high-precision
Direct flow measurement；Range ratio is high, generally can achieve 20：1 to 50：1, its rangeability of some mass flowmenters has been up to 100：
1 or more；Straight pipe need not be arranged in flowmeter upstream and downstream in the influence of not managed interior fluid flow state；Without movable in detection pipe
Component, also the component of without hindrance fluid flowing, makes flowmeter be more convenient for safeguarding and clean, the service life is longer；Medium is fitted
Answering property is wider, can be applied to the metering for safeguarding more difficult visceral-qi or moisture.It can apply to gas composition and variable density be larger
The case where.
Claims (10)
1. a kind of Oil and gas station regeneration gas seals equipment up for safekeeping, which is characterized in that including absorption tower (1), First Heat Exchanger (2), regeneration
Tower (3), the first separator (4), compressor (5), the second heat exchanger (6), refrigeration machine (7) and the second separator (8)；
Treatment fluid is contained inside absorption tower (1), and including absorption tower first entrance (1A), absorption tower second entrance (1B), suction
Receive tower liquid-phase outlet (1C) and absorption tower gaseous phase outlet (1D), the unstripped gas company of absorption tower first entrance (1A) and Oil and gas station
Logical, absorption tower gaseous phase outlet (1D) is connected to external pipe；
Regenerator (3) includes regenerator entrance (3A), regenerator liquid-phase outlet (3B) and regenerator gaseous phase outlet (3C)；
First Heat Exchanger (2) includes First Heat Exchanger first entrance (2A), First Heat Exchanger first outlet (2B), First Heat Exchanger
Second entrance (2C) and First Heat Exchanger second outlet (2D)；First Heat Exchanger first entrance (2A) is connected to absorption tower liquid phase and goes out
Mouthful (1C), First Heat Exchanger first outlet (2B) are connected to regenerator entrance (3A), First Heat Exchanger first entrance (2A) and the
The connection of one heat exchanger first outlet (2B)；First Heat Exchanger second entrance (2C) is connected to regenerator liquid-phase outlet (3B), and first
Heat exchanger second outlet (2D) is connected to absorption tower second entrance (1B), First Heat Exchanger second entrance (2C) and First Heat Exchanger
Second outlet (2D) connection；
First separator (4) includes the first separator inlet (4A), the first separator liquid-phase outlet (4B) and the first separator gas
Mutually outlet (4C), the first separator inlet (4A) are connected to regenerator gaseous phase outlet (3C)；
Compressor (5) includes compressor first entrance (5A), compressor first outlet (5B), compressor second entrance (5C), pressure
Contracting machine second outlet (5D) and compressor liquid-phase outlet (5E), compressor first entrance (5A) are connected to the first separator gas phase and go out
Mouth (4C) and compressor first outlet (5B), compressor second outlet (5D), which is connected to, seals well (9), compressor second entrance up for safekeeping
(5C) is connected to compressor second outlet (5D)；
Second heat exchanger (6) includes the second heat exchanger first entrance (6A), the second heat exchanger first outlet (6B), the second heat exchanger
Second entrance (6C) and the second heat exchanger second outlet (6D)；Second heat exchanger first entrance (6A) is connected to compressor first and goes out
Mouth (5B) and the second heat exchanger first outlet (6B), the second heat exchanger second entrance (6C) and the second heat exchanger second outlet (6D)
It is connected to refrigeration machine (7)；
Second separator (8) includes the second separator inlet (8A), the second separator liquid-phase outlet (8B) and the second separator gas
Mutually outlet (8C), the second separator inlet (8A) are connected to the second heat exchanger first outlet (6B), the second separator gaseous phase outlet
(8C) is connected to compressor second entrance (5C).
2. Oil and gas station regeneration gas according to claim 1 seals equipment up for safekeeping, which is characterized in that the Oil and gas station regeneration gas
Sealing equipment up for safekeeping further includes rich solution pump (10), lean pump (11) and water cooler (12), and rich solution pump (10) is connected to absorption tower liquid phase and goes out
Between mouth (1C) and First Heat Exchanger first entrance (2A), lean pump (11) and water cooler (12) are sequentially connected to First Heat Exchanger
Between second outlet (2D) and absorption tower second entrance (1B).
3. Oil and gas station regeneration gas according to claim 1 seals equipment up for safekeeping, which is characterized in that include first in the treatment fluid
Base diethanol amine.
4. Oil and gas station regeneration gas according to claim 1 seals equipment up for safekeeping, which is characterized in that the first separator (4) is more
It is a.
5. Oil and gas station regeneration gas according to claim 1 seals equipment up for safekeeping, which is characterized in that compressor (5) is multistage pressure
Contracting machine.
6. Oil and gas station regeneration gas according to claim 1 seals equipment up for safekeeping, which is characterized in that
It further includes forecooler (13) that the Oil and gas station regeneration gas, which seals equipment up for safekeeping, and forecooler (13) includes forecooler first entrance
(13A), forecooler first outlet (13B), forecooler second entrance (13C) and forecooler second outlet (13D)；
Forecooler first entrance (13A) is connected to compressor first outlet (5B) and forecooler first outlet (13B), forecooler
One outlet (13B) is connected to the second heat exchanger first entrance (6A)；
Forecooler second entrance (13C) is connected to the second separator gaseous phase outlet (8C) and forecooler second outlet (13D), pre-cooling
Device second outlet (13D) is connected to compressor second entrance (5C).
7. Oil and gas station regeneration gas according to claim 1 seals equipment up for safekeeping, which is characterized in that
It further includes buffer pool (14) and sewage pump (15) that the Oil and gas station regeneration gas, which seals equipment up for safekeeping, and absorption tower (1) further includes inhaling
It receives tower third entrance (1E)；
First separator liquid-phase outlet (4B), the second separator liquid-phase outlet (8B) and compressor liquid-phase outlet (5E) are connected to
Buffer pool (14), sewage pump (15) are connected to buffer pool (14) and absorption tower third entrance (1E).
8. Oil and gas station regeneration gas according to claim 1 seals equipment up for safekeeping, which is characterized in that
It further includes the first connecting pipe (16), the second connecting pipe (17), torch that the Oil and gas station regeneration gas, which seals equipment up for safekeeping,
(18), the first valve (19) and the second valve (20)；
First connecting pipe (16) connects regenerator (3), the first separator (4), compressor (5), the second heat exchanger (6), second
It separator (8) and seals up for safekeeping well (9), and the first valve (19) is set to the first connecting pipe (16)；
Second connecting pipe (17) connects the first connecting pipe (16) and torch (18), and the second valve (20) is set to the second connection
Pipeline (17).
9. Oil and gas station regeneration gas according to claim 8 seals equipment up for safekeeping, which is characterized in that the Oil and gas station regeneration gas
Sealing equipment up for safekeeping further includes nitrogen storage tank (21) and third valve (22), and third valve (22) connects nitrogen storage tank (21) and the first connecting tube
Road (16).
10. Oil and gas station regeneration gas according to claim 1 seals equipment up for safekeeping, which is characterized in that the refrigerant of refrigeration machine (7) is
Propane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820383981.6U CN208161325U (en) | 2018-03-20 | 2018-03-20 | Oil and gas station regeneration gas seals equipment up for safekeeping |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820383981.6U CN208161325U (en) | 2018-03-20 | 2018-03-20 | Oil and gas station regeneration gas seals equipment up for safekeeping |
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| CN208161325U true CN208161325U (en) | 2018-11-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108176199A (en) * | 2018-03-20 | 2018-06-19 | 中石化石油工程技术服务有限公司 | Oil and gas station regeneration gas seals equipment up for safekeeping |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108176199A (en) * | 2018-03-20 | 2018-06-19 | 中石化石油工程技术服务有限公司 | Oil and gas station regeneration gas seals equipment up for safekeeping |
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Address after: 100029 Chaoyang District, Beijing Hui Xin Street six, Twelfth level. Patentee after: SINOPEC OILFIELD SERVICE Corp. Patentee after: Sinopec Jianghan Petroleum Engineering Design Co., Ltd Address before: 100029 Chaoyang District, Beijing Hui Xin Street six, Twelfth level. Patentee before: SINOPEC OILFIELD SERVICE Corp. Patentee before: Sinopec energy conservation and Environmental Protection Engineering Technology Co., Ltd |