CN209603986U - One kind being used for CO2Drive produced well gas collection in worksite device - Google Patents
One kind being used for CO2Drive produced well gas collection in worksite device Download PDFInfo
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- CN209603986U CN209603986U CN201821792870.7U CN201821792870U CN209603986U CN 209603986 U CN209603986 U CN 209603986U CN 201821792870 U CN201821792870 U CN 201821792870U CN 209603986 U CN209603986 U CN 209603986U
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Abstract
The utility model belongs to technical field of petroleum extraction, provides a kind of for CO2Drive produced well gas collection in worksite device, including the adapter glass and sampling glass tube being communicated and is hermetically connected with, the sampling glass tube includes sequentially connected inlet channel, air storing cavity and outlet passageway from top to bottom, is equipped with gas control switch on the inlet channel and outlet passageway.For the H in oil well produced gas2S gas, the device avoids general goods gas sampling bags to adsorb H2The problem of S, acquisition sample is more accurate, stablizes, is reliable, finds that has channeling provides data reference in time for laboratory test, and then guarantee the safe operation of production.Easy to operate simultaneously, process is simple, can be convenient the gaseous sample for collecting oil field produced well.
Description
Technical field
The utility model belongs to technical field of petroleum extraction, and in particular to one kind is used for CO2It adopts at drive produced well gas scene
Acquisition means.
Background technique
With hypotonic, the ultralow permeable reservoir CO in the country2The application of technology of reservoir sweep, most of reservoirs wait by force spies due to heterogeneity
Point, has channeling problem is in CO2The filed application saliency of technology of reservoir sweep comes out.
At present for extraction well gas detection, there are mainly two types of methods, and one is field instrumentation detections, mainly use dioxy
Change carbon gas analyzer or four-in-one portable instrument, data can be read in time, is mainly characterized by convenient and efficient, operation letter
It is single, but in detection CO2It is limited when the higher extraction well of concentration by application.
After another kind is collection in worksite gas, sends laboratory back to and tested and analyzed by chromatographic apparatus, generally pass through commodity gas
Sampler body bag carries out gas collecting, and which influences less general gas flow, but since there are absorption problems, in acquisition H2S
When gas, using being restricted.
Utility model content
The purpose of this utility model is to avoid H2S absorption problem, more accurate analysis gas component reach summary data rule
Rule, the purpose of scientific guidance produced on-site provide a kind of for CO2Drive produced well gas collection in worksite device.
The technical scheme that the utility model is provided is as follows:
One kind being used for CO2Drive produced well gas collection in worksite device, including the adapter glass and glass being communicated and is hermetically connected with
Glass sampling pipe, the sampling glass tube include sequentially connected inlet channel, air storing cavity and outlet passageway from top to bottom, it is described into
Gas control switch is equipped on gas channel and outlet passageway.
The input end diameter of the adapter glass is greater than outlet end.
The gas control switch is air valve or cock.
The air storing cavity is cylindrical, spherical or cone.
The cock material is polytetrafluoroethylene (PTFE).
The adapter glass and sampling glass tube are the high-purity silicon dioxide glass that silica purity is 99.9%.
The adapter glass is connected with sampling glass tube by rubber hose.
The beneficial effects of the utility model are:
1, for the H in oil well produced gas2S gas avoids general goods gas sampling bag absorption H2The problem of S, more
Accurate Analysis gas component reaches summary data rule, the purpose of scientific guidance produced on-site.
2, easy to operate, process is simple, can be convenient the gaseous sample for collecting oil field produced well.
It is described in further details below in conjunction with attached drawing.
Detailed description of the invention
Fig. 1 is a kind of embodiment structure schematic diagram of the utility model.
In figure: 1, adapter glass；2, sampling glass tube；3, upper cock；4, lower cock；5, inlet channel；6, outlet passageway；
7, oil/gas well gas outlet；8, rubber hose.
Specific embodiment
Embodiment 1:
It present embodiments provides a kind of for CO2Drive produced well gas collection in worksite device, including be communicated and is hermetically connected with
Adapter glass 1 and sampling glass tube 2, the sampling glass tube 2 includes sequentially connected inlet channel 5, gas storage from top to bottom
Chamber and outlet passageway 6 are equipped with gas control switch on the inlet channel 5 and outlet passageway 6.
Use process:
Adapter glass 1 is exported with oil/gas well gas outlet 7(or extraction casing gas) connect, extraction gas initially enters glass and connects
First 1, after opening the gas control switch on the inlet channel 5 and outlet passageway 6 of sampling glass tube 2, gas enters glass sampling
The air storing cavity of pipe 2 closes gas control switch after gas is full of.Sampling glass tube 2 is for saving gas.The utility model is adopted
It is more accurate, stable, reliable to collect sample, finds that has channeling provides data reference in time for laboratory test, and then guarantee the peace of production
Row for the national games.
Using adapter glass 1 and sampling glass tube 2, H2S absorption is extremely low, and corrosion-resistant, volume is light and handy, easy to carry, operation
Simply, easy cleaning.
Embodiment 2:
On the basis of embodiment 1, it present embodiments provides a kind of for CO2Drive produced well gas collection in worksite device,
The input end diameter of the adapter glass is greater than outlet end.
Adapter glass 1 connects with oil/gas well gas outlet 7, and the input end diameter of adapter glass is greater than outlet end, can be to adopting
Outlet plays buffer function.
The gas control switch is air valve or cock.
By air valve or the aperture of cock, the control of sampling start and stop not only may be implemented, the stream of extraction gas can also be controlled
Speed keeps acquisition sample more accurate, stable, reliable.
Embodiment 3:
On the basis of embodiment 2, present embodiments provide a kind of for CO2Drive produced well gas collection in worksite device,
As shown in Figure 1, cock includes upper cock 3 and lower cock 4, it is upper cock 3, outlet passageway on 2 inlet channel 5 of sampling glass tube
It is lower cock 4 on 6.
It is controlled using upper cock 3 and lower cock 4 simple to operate.
Gas production process the following steps are included:
(1) sampling glass tube 2, cock 3, lower cock 4 in opening are connected；
(2) oil well gas outlet is opened；
(3) it flows out, balances 2-3 minutes, gas is full of sampling glass tube 2 at this time to gas；
(4) cock 4 under sampling pipe is first closed, cock 3 is turned off；
(5) oil well gas outlet is closed；
(6) sampling glass tube 2 is removed.
Using extraction well gas collection in worksite device provided in this embodiment, acquisition sample is more accurate, stablizes, is reliable,
It finds that has channeling provides data reference in time for laboratory test, and then guarantees the safe operation of production.
Embodiment 4:
On the basis of embodiment 1, it present embodiments provides a kind of for CO2Drive produced well gas collection in worksite device,
The air storing cavity is cylindrical, spherical or cone.
The cock material is polytetrafluoroethylene (PTFE).Make cock easy cleaning, good seal performance, corrosion fatigue life is permanent.
The adapter glass 1 and sampling glass tube 2 are the high-purity silicon dioxide glass that silica purity is 99.9%
Glass.
The adapter glass 1 and sampling glass tube 2 are connected by rubber hose 8.
In the present embodiment, it uses silica purity for 99.9% high-purity silicon dioxide glass, avoids H2S absorption
Problem, more accurate analysis gas component reach summary data rule, the purpose of scientific guidance produced on-site.
Wherein, the volume 1L of air storing cavity, operating pressure 0.1MPa, design pressure 0.12Mpa.
In conclusion compared with the prior art, the utility model has the following advantages:
1, for the H in oil well produced gas2S gas avoids general goods gas sampling bag absorption H2The problem of S, more
Accurate Analysis gas component reaches summary data rule, the purpose of scientific guidance produced on-site.
2, easy to operate, process is simple, can be convenient the gaseous sample for collecting oil field produced well.
Exemplified as above is only to the utility model for example, not constituting to the protection scope of the utility model
Limitation, within all designs the same or similar with the utility model all belong to the scope of protection of the present invention.Embodiment is not detailed
The well-known components and common structure or conventional means of the component and the structure category industry that carefully describe, do not describe one by one here.
Claims (7)
1. one kind is used for CO2Drive produced well gas collection in worksite device, it is characterised in that: including the glass being communicated and is hermetically connected with
Connector (1) and sampling glass tube (2), the sampling glass tube (2) include sequentially connected inlet channel (5) from top to bottom, storage
Air cavity and outlet passageway (6) are equipped with gas control switch on the inlet channel (5) and outlet passageway (6).
2. according to claim 1 a kind of for CO2Drive produced well gas collection in worksite device, it is characterised in that: the glass
The input end diameter of glass connector (1) is greater than outlet end.
3. according to claim 1 a kind of for CO2Drive produced well gas collection in worksite device, it is characterised in that: the gas
Body control switch is air valve or cock.
4. according to claim 1 a kind of for CO2Drive produced well gas collection in worksite device, it is characterised in that: the storage
Air cavity is cylindrical, spherical or cone.
5. according to claim 3 a kind of for CO2Drive produced well gas collection in worksite device, it is characterised in that: the rotation
Plug material is polytetrafluoroethylene (PTFE).
6. according to claim 1-5 a kind of for CO2Drive produced well gas collection in worksite device, feature exist
In: the adapter glass (1) and sampling glass tube (2) be the high-purity silicon dioxide glass that silica purity is 99.9%.
7. according to claim 1-5 a kind of for CO2Drive produced well gas collection in worksite device, feature exist
In: the adapter glass (1) and sampling glass tube (2) pass through rubber hose (8) connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821792870.7U CN209603986U (en) | 2018-11-01 | 2018-11-01 | One kind being used for CO2Drive produced well gas collection in worksite device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821792870.7U CN209603986U (en) | 2018-11-01 | 2018-11-01 | One kind being used for CO2Drive produced well gas collection in worksite device |
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| Publication Number | Publication Date |
|---|---|
| CN209603986U true CN209603986U (en) | 2019-11-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821792870.7U Active CN209603986U (en) | 2018-11-01 | 2018-11-01 | One kind being used for CO2Drive produced well gas collection in worksite device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111502603A (en) * | 2020-04-24 | 2020-08-07 | 中国石油大学(华东) | Pore fluid collecting device, device and method for simulating exploitation of natural gas hydrate |
-
2018
- 2018-11-01 CN CN201821792870.7U patent/CN209603986U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111502603A (en) * | 2020-04-24 | 2020-08-07 | 中国石油大学(华东) | Pore fluid collecting device, device and method for simulating exploitation of natural gas hydrate |
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