CA2614579A1 - Apparatus for warming entrained gases from recovered wellbore fluid samples - Google Patents
Apparatus for warming entrained gases from recovered wellbore fluid samplesInfo
- Publication number
- CA2614579A1 CA2614579A1 CA002614579A CA2614579A CA2614579A1 CA 2614579 A1 CA2614579 A1 CA 2614579A1 CA 002614579 A CA002614579 A CA 002614579A CA 2614579 A CA2614579 A CA 2614579A CA 2614579 A1 CA2614579 A1 CA 2614579A1
- Authority
- CA
- Canada
- Prior art keywords
- sample
- fluid
- gas
- port
- flow
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2294—Sampling soil gases or the like
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
- E21B49/005—Testing the nature of borehole walls or the formation by using drilling mud or cutting data
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/24—Earth materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/24—Suction devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2226—Sampling from a closed space, e.g. food package, head space
- G01N2001/2238—Sampling from a closed space, e.g. food package, head space the gas being compressed or pressurized
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Geology (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Immunology (AREA)
- Mining & Mineral Resources (AREA)
- Pathology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Remote Sensing (AREA)
- Medicinal Chemistry (AREA)
- Soil Sciences (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Fluid Mechanics (AREA)
- Food Science & Technology (AREA)
- Geochemistry & Mineralogy (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
A gas sample extraction apparatus to recover sample gases from fluids such as the return flow drilling mud of an oil and gas well has a sample canister forming a sample chamber with a fluid inlet port and a fluid outlet port. The gas sample extraction apparatus is disposed in a flow of fluid to be sampled, and the fluid sample flows through the sample chamber via the fluid inlet and outlet ports.
A
bubbler enclosure is in fixed relationship to. the sample canister and has an exit bubbler port at the desired fluid level of the sample chamber. Compressed air is supplied to the gas sample extraction apparatus to maintain the fluid sample level within the sample canister at the desired fluid level.
A
bubbler enclosure is in fixed relationship to. the sample canister and has an exit bubbler port at the desired fluid level of the sample chamber. Compressed air is supplied to the gas sample extraction apparatus to maintain the fluid sample level within the sample canister at the desired fluid level.
Claims (32)
1. An apparatus to recover gases from a fluid comprising:
(i) a sample canister adapted for submersion in a fluid, the sample canister forming sample cavity therein and means to provide a path for the flow of fluid through the sample cavity of the canister via a fluid ingress port and a fluid egress port;
(ii) means forming a sample extraction port exterior to said sample canister in communication with said sample cavity;
(iii) a bubbler enclosure attached to said sample canister, the bubbler enclosure having an exit port at a predetermined location in relation to said sample container and a supply port adapted to receive a supply of pressurized gas; and (iv) means forming a passage extending between said sample canister and said bubbler enclosure to provide a path for communication of pressurized gas from said supply port to the sample cavity of the sample canister;
whereby when the sample canister is submersed in a fluid, a supply of pressurized gas to the inlet port of said bubbler enclosure will result in a level of fluid within said sample cavity of the sample canister correspondingly set by the exit port location of the bubbler enclosure.
(i) a sample canister adapted for submersion in a fluid, the sample canister forming sample cavity therein and means to provide a path for the flow of fluid through the sample cavity of the canister via a fluid ingress port and a fluid egress port;
(ii) means forming a sample extraction port exterior to said sample canister in communication with said sample cavity;
(iii) a bubbler enclosure attached to said sample canister, the bubbler enclosure having an exit port at a predetermined location in relation to said sample container and a supply port adapted to receive a supply of pressurized gas; and (iv) means forming a passage extending between said sample canister and said bubbler enclosure to provide a path for communication of pressurized gas from said supply port to the sample cavity of the sample canister;
whereby when the sample canister is submersed in a fluid, a supply of pressurized gas to the inlet port of said bubbler enclosure will result in a level of fluid within said sample cavity of the sample canister correspondingly set by the exit port location of the bubbler enclosure.
2. The apparatus of claim 1 further including agitator means rotatably disposed in the sample cavity of said sample canister.
3. The apparatus of claim 2 further including motor means to drive said agitator.
4. The apparatus of claim 3 wherein said motor means comprises a pneumatic motor.
5. The apparatus of claim 4 further including a source of pressurized air.
6. The apparatus of claim 5 further including apparatus to operate in freezing conditions comprising:
(i) heater means to heat pressurized air from said source of pressurized air; and (ii) a heat exchanger block disposed on said means forming a passage extending between said sample canister and said bubbler enclosure to recover heat from said pressurized air.
(i) heater means to heat pressurized air from said source of pressurized air; and (ii) a heat exchanger block disposed on said means forming a passage extending between said sample canister and said bubbler enclosure to recover heat from said pressurized air.
7. The apparatus of claim 6 wherein said heat exchanger block is a maze flow heat exchanger.
8. The apparatus of claim 1 further including further including apparatus to operate in freezing conditions comprising a gas heat exchanger to recover heat from pressurized air to heat a gas sample.
9. The apparatus of claim 8 wherein said gas heat exchanger comprises:
(i) a sample tube for transport of a gas sample;
(ii) a heated air supply tube; and (iii) coupling means to couple said sample tube to said heated air supply tube to facilitate heat exchange therebetween.
(i) a sample tube for transport of a gas sample;
(ii) a heated air supply tube; and (iii) coupling means to couple said sample tube to said heated air supply tube to facilitate heat exchange therebetween.
10. The apparatus of claim 9 wherein said coupling means comprises an insulating sheath surrounding said sample tube and said compressed air supply tube.
11. An apparatus to recover gases from a fluid comprising:
(i) a sample container adapted for submersion in a fluid, the sample container forming sample cavity therein and means to provide a path for the flow of fluid through the sample cavity of the container via a fluid ingress port and a fluid egress port;
(ii) means forming a sample extraction port exterior to said sample container in communication with said sample cavity;
(iii) agitator means rotatably disposed within the sample cavity of said sample canister;
(iv) motor means to drive said agitator;
(v) a bubbler enclosure attached to said sample container, the bubbler enclosure having an exit port at a predetermined location in relation to said sample container and a supply port adapted to receive a supply of pressurized gas; and (vi) means forming a passage extending between said sample container and said bubbler enclosure to provide a path for communication of pressurized gas from said supply port to the sample cavity of the sample container.
(i) a sample container adapted for submersion in a fluid, the sample container forming sample cavity therein and means to provide a path for the flow of fluid through the sample cavity of the container via a fluid ingress port and a fluid egress port;
(ii) means forming a sample extraction port exterior to said sample container in communication with said sample cavity;
(iii) agitator means rotatably disposed within the sample cavity of said sample canister;
(iv) motor means to drive said agitator;
(v) a bubbler enclosure attached to said sample container, the bubbler enclosure having an exit port at a predetermined location in relation to said sample container and a supply port adapted to receive a supply of pressurized gas; and (vi) means forming a passage extending between said sample container and said bubbler enclosure to provide a path for communication of pressurized gas from said supply port to the sample cavity of the sample container.
12. The apparatus of claim 11 further including a source of pressurized air.
13. The apparatus of claim 12 further including:
(i) heater means to heat pressurized air from said source of pressurized air; and (ii) a heat exchanger block disposed on said means forming a passage extending between said sample canister and said bubbler enclosure to recover heat from said pressurized air.
(i) heater means to heat pressurized air from said source of pressurized air; and (ii) a heat exchanger block disposed on said means forming a passage extending between said sample canister and said bubbler enclosure to recover heat from said pressurized air.
14. The apparatus of claim 11 wherein said heat exchanger block is a maze flow heat exchanger.
15. The apparatus of claim 11 further including a sample heat exchanger to recover heat from said pressurized air for supply to a gas sample.
16. The apparatus of claim 15 wherein said sample heat exchanger comprises:
(i) a sample tube for transport of a sample gas;
(ii) a heated air supply tube; and (iii) coupling means to couple said sample tube to said heated air supply tube to facilitate heat exchange therebetween.
(i) a sample tube for transport of a sample gas;
(ii) a heated air supply tube; and (iii) coupling means to couple said sample tube to said heated air supply tube to facilitate heat exchange therebetween.
17. The apparatus of claim 16 wherein said coupling means comprises an insulating sheath surrounding said sample tube and said compressed air supply tube.
18. An apparatus to recover gases from a fluid operable in freezing conditions comprising:
(i) a sample container adapted for submersion in a fluid, the sample container forming sample cavity therein and means to provide a path for the flow of fluid through the sample cavity of the container via a fluid ingress port and a fluid egress port;
(ii) means forming a sample extraction port exterior to said sample container in communication with said sample cavity;
(iii) agitator means rotatably disposed within the sample cavity of said sample canister;
(iv) motor means to drive said agitator;
(v) a bubbler enclosure attached to said sample container, the bubbler enclosure having an exit port at a predetermined location in relation to said sample container and a supply port adapted to receive a supply of pressurized gas;
(vi) means forming a passage extending between said sample container and said bubbler enclosure to provide a path for communication of pressurized gas from said supply port to the sample cavity of the sample container;
(vii) a source of pressurized air;
(viii) heater means to heat pressurized air from said source of pressurized air; and (ix) a heat exchanger block disposed on said means forming a passage extending between said sample canister and said bubbler enclosure to recover heat from said pressurized air.
(i) a sample container adapted for submersion in a fluid, the sample container forming sample cavity therein and means to provide a path for the flow of fluid through the sample cavity of the container via a fluid ingress port and a fluid egress port;
(ii) means forming a sample extraction port exterior to said sample container in communication with said sample cavity;
(iii) agitator means rotatably disposed within the sample cavity of said sample canister;
(iv) motor means to drive said agitator;
(v) a bubbler enclosure attached to said sample container, the bubbler enclosure having an exit port at a predetermined location in relation to said sample container and a supply port adapted to receive a supply of pressurized gas;
(vi) means forming a passage extending between said sample container and said bubbler enclosure to provide a path for communication of pressurized gas from said supply port to the sample cavity of the sample container;
(vii) a source of pressurized air;
(viii) heater means to heat pressurized air from said source of pressurized air; and (ix) a heat exchanger block disposed on said means forming a passage extending between said sample canister and said bubbler enclosure to recover heat from said pressurized air.
19. An apparatus operable in freezing conditions to warm a gas recovered from a well drilling return flow fluid comprising:
(i) a sample tube adapted to receive a gas recovered from a well drilling return flow fluid; and (ii) a tube adapted to receive a source of heated air, the tube axially coextending with said sample tube to facilitate heat exchange therebetween.
(i) a sample tube adapted to receive a gas recovered from a well drilling return flow fluid; and (ii) a tube adapted to receive a source of heated air, the tube axially coextending with said sample tube to facilitate heat exchange therebetween.
20. The apparatus of claim 19 further including a sheath member surrounding said tubes to impede heat loss therefrom.
21. The apparatus of claim 19 wherein the gas recovered from a well flows in said sample tube in a direction opposite to a direction of flow of heated air received from a source of heated air.
22. An apparatus to facilitate transport in freezing conditions of a sample gas recovered from a fluid comprising:
(i) at least two longitudinal co-extending hoses forming a common surface there along adapted to facilitate heat exchange therebetween, one hose adapted for transport of a sample gas therein, another hose adapted for transport of heated air;
(ii) a sheath surrounding all said co-extending hoses;
whereby heat energy is capable of transfer from the hose adapted for transport of heated air to the hose adapted for transport of sample gas.
(i) at least two longitudinal co-extending hoses forming a common surface there along adapted to facilitate heat exchange therebetween, one hose adapted for transport of a sample gas therein, another hose adapted for transport of heated air;
(ii) a sheath surrounding all said co-extending hoses;
whereby heat energy is capable of transfer from the hose adapted for transport of heated air to the hose adapted for transport of sample gas.
23. An apparatus to indicate the relative viscosity of a fluid comprising:
(i) an agitator adapted for rotatable placement in a viscose fluid;
(ii) pneumatic motor means coupled to said agitator to effect rotation thereof;
(iii) a variable valve to control the supply of compressed air to said pneumatic motor means in response to a control signal;
(iv) a sensor to produce rotation signalling representative of the rotation of said agitator; and (v) control means to produce said control signal in response to said rotation signalling to maintain a substantially constant rate of rotation of said agitator;
whereby said control signal varies with relative changes in fluid viscosity.
(i) an agitator adapted for rotatable placement in a viscose fluid;
(ii) pneumatic motor means coupled to said agitator to effect rotation thereof;
(iii) a variable valve to control the supply of compressed air to said pneumatic motor means in response to a control signal;
(iv) a sensor to produce rotation signalling representative of the rotation of said agitator; and (v) control means to produce said control signal in response to said rotation signalling to maintain a substantially constant rate of rotation of said agitator;
whereby said control signal varies with relative changes in fluid viscosity.
24. The apparatus of claim 23 wherein said sensor produces signalling responsive to rotational displacement of said agitator.
25. The apparatus of claim 23 wherein said sensor produces signalling responsive to the rate of rotational displacement of said agitator.
26. The apparatus of claim 23 further including output means to produce an output indication corresponding to said control signal.
27. The apparatus to claim 26 wherein said output means comprises a display.
28. The apparatus of claim 26 wherein said output indication comprises data deliverable to a remote computer.
29. A self cleaning apparatus to recover gases from a fluid comprising:
(i) a sample container adapted for submersion in a fluid, the sample container forming sample cavity therein and means to provide a path for the flow of fluid through the sample cavity of the container via a fluid ingress port and a fluid egress port;
(ii) means forming a sample extraction port exterior to said sample container in communication with said sample cavity;
(iii) means to draw a flow of gas through said sample extraction port in a supply direction;
(iv) a flow valve operable to connect a source of compressed air to said sample extraction port to effect a flow of compressed air through said sample extraction port in a direction reversed to said supply direction; and (v) activation means to effect operation of said flow valve.
(i) a sample container adapted for submersion in a fluid, the sample container forming sample cavity therein and means to provide a path for the flow of fluid through the sample cavity of the container via a fluid ingress port and a fluid egress port;
(ii) means forming a sample extraction port exterior to said sample container in communication with said sample cavity;
(iii) means to draw a flow of gas through said sample extraction port in a supply direction;
(iv) a flow valve operable to connect a source of compressed air to said sample extraction port to effect a flow of compressed air through said sample extraction port in a direction reversed to said supply direction; and (v) activation means to effect operation of said flow valve.
30. The self cleaning apparatus of claim 29 further including:
(i) a flow sensor to produce flow signalling representative of the flow of gas through said sample extraction port;
wherein said activation means effects operation of said flow valve in response to flow signalling below a predetermined amount.
(i) a flow sensor to produce flow signalling representative of the flow of gas through said sample extraction port;
wherein said activation means effects operation of said flow valve in response to flow signalling below a predetermined amount.
31. The self cleaning apparatus of claim 29 wherein said activation means periodically effects operation of said flow valve.
32. The self cleaning apparatus of claim 31 wherein said activation means effects operation of said flow valve every four hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2614579A CA2614579C (en) | 2001-05-09 | 2001-05-09 | Apparatus for warming entrained gases from recovered wellbore fluid samples |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2614579A CA2614579C (en) | 2001-05-09 | 2001-05-09 | Apparatus for warming entrained gases from recovered wellbore fluid samples |
| CA2347219A CA2347219C (en) | 2001-05-09 | 2001-05-09 | Apparatus to recover sample gases from fluids |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2347219A Division CA2347219C (en) | 2001-05-09 | 2001-05-09 | Apparatus to recover sample gases from fluids |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2614579A1 true CA2614579A1 (en) | 2002-11-09 |
| CA2614579C CA2614579C (en) | 2011-01-25 |
Family
ID=4169010
Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2614579A Expired - Lifetime CA2614579C (en) | 2001-05-09 | 2001-05-09 | Apparatus for warming entrained gases from recovered wellbore fluid samples |
| CA002615909A Expired - Lifetime CA2615909C (en) | 2001-05-09 | 2001-05-09 | Apparatus to recover sample gases from fluids |
| CA2347219A Expired - Lifetime CA2347219C (en) | 2001-05-09 | 2001-05-09 | Apparatus to recover sample gases from fluids |
| CA002614576A Expired - Lifetime CA2614576C (en) | 2001-05-09 | 2001-05-09 | Apparatus to recover sample gases from fluids |
| CA2617376A Expired - Lifetime CA2617376C (en) | 2001-05-09 | 2001-05-09 | Apparatus to recover sample gases from fluids |
Family Applications After (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002615909A Expired - Lifetime CA2615909C (en) | 2001-05-09 | 2001-05-09 | Apparatus to recover sample gases from fluids |
| CA2347219A Expired - Lifetime CA2347219C (en) | 2001-05-09 | 2001-05-09 | Apparatus to recover sample gases from fluids |
| CA002614576A Expired - Lifetime CA2614576C (en) | 2001-05-09 | 2001-05-09 | Apparatus to recover sample gases from fluids |
| CA2617376A Expired - Lifetime CA2617376C (en) | 2001-05-09 | 2001-05-09 | Apparatus to recover sample gases from fluids |
Country Status (1)
| Country | Link |
|---|---|
| CA (5) | CA2614579C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9244047B2 (en) | 2012-04-17 | 2016-01-26 | Selman and Associates, Ltd. | Method for continuous gas analysis |
| US9442218B2 (en) | 2012-04-17 | 2016-09-13 | Selman and Associates, Ltd. | Gas trap with gas analyzer system for continuous gas analysis |
| CN116966766A (en) * | 2023-09-25 | 2023-10-31 | 四川蜀宏悦能源科技有限公司 | Movable microbubble workover fluid generator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022115B (en) * | 2010-12-30 | 2013-03-13 | 中国电子科技集团公司第二十二研究所 | Quantitative needle tube sample injection system and method |
| CN102758617A (en) * | 2011-04-26 | 2012-10-31 | 昆山蓝岭科技有限公司 | Method for carrying out temperature fine well logging by utilizing distributed optical fiber |
| CN104792601B (en) * | 2015-03-31 | 2017-07-28 | 中国石油大学(华东) | A kind of drilling mud on-line filtration device |
| CN106840837B (en) * | 2017-04-07 | 2019-05-21 | 重庆大学 | A kind of air drilling coal gas chilled sampling apparatus |
| CN110454144A (en) * | 2019-07-12 | 2019-11-15 | 中国地质大学（武汉） | A kind of crank block bubble velocity measurement sensor based on friction nanometer power generator |
| CN112033766B (en) * | 2020-09-04 | 2024-03-26 | 中国科学院武汉岩土力学研究所 | In-situ sampling device and method for foaming gas in superficial sediment |
| CN113324809B (en) * | 2021-05-31 | 2022-11-01 | 西安石油大学 | Oil gas geochemical exploration trace gas collection device |
| CN114716003B (en) * | 2022-03-29 | 2024-01-26 | 中国化学工程第十一建设有限公司 | Preparation method of sludge micropowder, sludge micropowder and device |
-
2001
- 2001-05-09 CA CA2614579A patent/CA2614579C/en not_active Expired - Lifetime
- 2001-05-09 CA CA002615909A patent/CA2615909C/en not_active Expired - Lifetime
- 2001-05-09 CA CA2347219A patent/CA2347219C/en not_active Expired - Lifetime
- 2001-05-09 CA CA002614576A patent/CA2614576C/en not_active Expired - Lifetime
- 2001-05-09 CA CA2617376A patent/CA2617376C/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9244047B2 (en) | 2012-04-17 | 2016-01-26 | Selman and Associates, Ltd. | Method for continuous gas analysis |
| US9442218B2 (en) | 2012-04-17 | 2016-09-13 | Selman and Associates, Ltd. | Gas trap with gas analyzer system for continuous gas analysis |
| CN116966766A (en) * | 2023-09-25 | 2023-10-31 | 四川蜀宏悦能源科技有限公司 | Movable microbubble workover fluid generator |
| CN116966766B (en) * | 2023-09-25 | 2023-12-01 | 四川蜀宏悦能源科技有限公司 | Movable microbubble workover fluid generator |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2615909C (en) | 2009-11-10 |
| CA2347219C (en) | 2010-03-30 |
| CA2614576A1 (en) | 2002-11-09 |
| CA2347219A1 (en) | 2002-11-09 |
| CA2615909A1 (en) | 2002-11-09 |
| CA2617376A1 (en) | 2002-11-09 |
| CA2617376C (en) | 2011-10-04 |
| CA2614579C (en) | 2011-01-25 |
| CA2614576C (en) | 2009-10-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |
Effective date: 20210510 |