CN201795790U - Simulation test machine for testing thermal deformation and thermal stress of deep water oil string - Google Patents
Simulation test machine for testing thermal deformation and thermal stress of deep water oil string Download PDFInfo
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- CN201795790U CN201795790U CN2010202929679U CN201020292967U CN201795790U CN 201795790 U CN201795790 U CN 201795790U CN 2010202929679 U CN2010202929679 U CN 2010202929679U CN 201020292967 U CN201020292967 U CN 201020292967U CN 201795790 U CN201795790 U CN 201795790U
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Abstract
The utility model relates to a simulation test machine for testing thermal deformation and thermal stress of a deep water oil string, which comprises a device main body, an oil supply device and a water supply device, wherein the device main body comprises a plexiglass tube, an oil tube test piece is arranged in the plexiglass tube, sealing covers are arranged at two ends of the plexiglass tube for sealing, flowing water which can control the temperature and is in the reverse direction of the flowing direction of oil in the oil tube test piece is introduced into an annular space of the plexiglass tube and the oil tube test piece, and the oil tube test piece is connected with the oil supply device after penetrating the sealing covers. When the thermal deformation is tested, the oil tube test piece and the sealing cover at one end are in static sealing, the oil tube test piece and the sealing cover at the other end are in dynamic sealing, and a temperature sensor and a displacement sensor are arranged on the oil tube test piece; when the thermal stress is tested, the oil tube test piece is in static sealing with the sealing covers at two ends, and the temperature sensor and a strain sensor are arranged on the oil tube test piece. The device can measure the deformation and the stress of the string in any size, material and temperature difference, thus providing more accurate guarantee for practical applications.
Description
Technical field
The utility model relates to a kind of test unit of simulating the tubular member deformational behavior, particularly about under a kind of simulation deepwater environment, and the simulation test machine of the thermal deformation of test oil tubing string, thermal stress.
Background technology
Study in the industry at the deep water hydrocarbon well surveying, work accidents such as ubiquitous abnormal high temperature problem can cause moving on tubing string destruction, packer inefficacy, the control head, well head rising, production causes and seriously influences to marine oil.Because the tubing string inside and outside wall in the operation has the big temperature difference, and deep not enough to the different temperature difference, material, the research of size tubing string thermal deformation rule at present, therefore study the different temperature difference, material, the thermal deformation of size tubing string and have more using value and practical significance.
At present, known measuring method and measurement mechanism all are the measurements that is used for the line of material expansion coefficient, the problem that has the following aspects with their direct thermal deformations of measuring tubing string: the shape and the size that 1, have limited measurand: the structure of measurand all is with the standard sample in the material linear expansion coefficient determining rules in the national standard, be that minimum length is 25 ± 0.1mm, the slender rod piece of radial dimension between 3～10mm is that these special-purpose expansion gauges are unsuitable for the mechanical component of complicated shape are measured according to what design; 2, the measurement temperature range is wide: for the measurement of tubing string thermal deformation, the range of temperature during because of its work is little, can not realize high-acruracy survey with the surveying instrument that the observing and controlling temperature range is very wide; 3, the direction of Ce Lianging is single; 4, the working environment of simulated oil tubing string fully.
Therefore, this area presses for a kind of measurement mechanism that can fully simulate tubing string thermal deformation under the deepwater environment and solves the problems referred to above.
Summary of the invention
At the problems referred to above, the utility model purpose is to remedy the deficiency of existing heat distortion test device, and a kind of simulation test machine that can test the thermal deformation of deep water tubing string, thermal stress under different internal-external temperature differences, unlike material, the different size condition is provided.
For achieving the above object, the utility model is taked following technical scheme: a kind of simulation test machine of testing the thermal deformation of deep water tubing string, comprise apparatus main body, oil servicing facitities and supply equipment, it is characterized in that: described apparatus main body comprises a plexi-glass tubular, a built-in oil pipe test specimen in plexi-glass tubular, there is gland bonnet sealing at the two ends of plexi-glass tubular, in the annular space of plexi-glass tubular and oil pipe test specimen, feed Controllable Temperature, with the oil pipe test specimen in the oily opposite circulating water of flow direction; Described oil pipe test specimen passes described gland bonnet and is connected with oil servicing facitities, is static seal between a described oil pipe test specimen and the end gland bonnet, and is motive seal between the other end gland bonnet, and described oil pipe test specimen is provided with temperature sensor and displacement transducer.The oil pipe test specimen can be connected by bump joint with other end gland bonnet described in this device, and described bump joint is provided with guidance tape and O type circle combination sealing.Temperature sensor can be a plurality ofly herein, is sticked at interval in the appearance of described oil pipe test specimen by screw or magnet.Described displacement transducer is arranged on the motive seal end of oil pipe test specimen.
A kind of simulation test machine of testing deep water tubing string thermal stress, comprise apparatus main body, oil servicing facitities and supply equipment, it is characterized in that: described apparatus main body comprises a plexi-glass tubular, a built-in oil pipe test specimen in plexi-glass tubular, there is gland bonnet sealing at the two ends of plexi-glass tubular, in the annular space of plexi-glass tubular and oil pipe test specimen, feed Controllable Temperature, with the oil pipe test specimen in the oily opposite circulating water of flow direction; Described oil pipe test specimen passes described gland bonnet and is connected with oil servicing facitities, is static seal between described oil pipe test specimen and two gland bonnets, and described oil pipe test specimen is provided with temperature sensor and strain transducer.Temperature sensor also is a plurality of described in this device, is sticked at interval in the appearance of oil pipe test specimen by screw or magnet; Described strain gauge is a plurality of, also is sticked at interval in the appearance of oil pipe test specimen by screw or magnet.
The utility model is owing to take above technical scheme, and it has the following advantages: 1, the utility model is provided with an outer tube-plexi-glass tubular that seals and takes up simulated seawater, the Simulated Water environment; The oil pipe test specimen of one logical oil is set in outer tube, simulates the state of oil pipe in water environment.2, oil pipe test specimen two ends are fixed, strain gauge, temperature sensor are set in the oil pipe appearance, by control water temperature, oil temperature, but the thermal stress situation of The real time measure oil pipe.3, oil pipe test specimen one end is fixed, the end end that is set to move about is provided with displacement transducer at the end that moves about, by control water temperature, oil temperature, but the thermal deformation of The real time measure oil pipe, especially axial deformation situation.4, the modal length of this analogue means and rugosity can arbitrarily change, and also are that the oil pipe test specimen can be simulated various sizes, can realize distortion, the stress measurement function of virtually any size tubing string from this point.5, because outside water environment matrix is common water, so the material of oil pipe requires the requirement height far away from seawater, can test the oil pipe of more kinds of materials, this also greatly facilitates the measurement of test.In a word, device can be to virtually any size, material, and distortion, the stress of the tubing string of the temperature difference are measured, and ensure for practical application provides more accurately.
Description of drawings
Fig. 1 is a fundamental diagram of the present utility model
Fig. 2 is an entity structure synoptic diagram of the present utility model
Fig. 3 is the structural representation that the oil pipe test specimen moves about and holds
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in detail.
It is a kind of under different internal-external temperature differences, unlike material, different size condition that the utility model provides, and measures the thermal deformation of deep water tubing string, thermal stress, especially can discern the deep water tubing string thermal deformation simulation test machine of the axial heat distortion amount of tubing string.
This testing machine mainly comprises important composition systems such as circulation, support, control and detection, by combination realization function separately.As shown in Figure 1, it mainly comprises apparatus main body 1, oil servicing facitities 2, supply equipment 3, and its center principle is: the state of apparatus main body 1 simulation oil pipe in seawater, and oil servicing facitities 2 is logical oil in the oil pipe test specimen, and supply equipment 3 is made water environment around oil pipe.Regulate the temperature difference inside and outside the oil pipe by controlling oily gentle water temperature; Various sensors are set to measure the deformation characteristic of oil pipe around oil pipe.Various valves, pump and flowmeter are set, the flow direction and the flow of control fluid in fuel feeding and water system.
In specific embodiment, as shown in Figure 1, 2, apparatus main body 1 comprises a plexi-glass tubular 4, built-in oil pipe test specimen 5 in plexi-glass tubular 4.There are gland bonnet 6,7 sealings at the two ends of plexi-glass tubular 4, and oil pipe test specimen 5 passes gland bonnet 6,7 and is connected with the pipeline 8 of outside oil servicing facitities.When oil pipe is long, can be provided with in the middle part and supports 9,, also make things convenient for the loading and unloading of oil pipe test specimen to avoid sealed at both ends because of the long destruction of oil pipe test specimen.By gland bonnet 6,7 also to being externally connected with the pipeline 10 that links to each other with supply equipment 3, by supply equipment 3 to plexi-glass tubular 4 and annular space space between the oil pipe test specimen 5 feed Controllable Temperature, with oil pipe test specimen 5 in the opposite circulating water of oil flow direction come simulated seawater.
When carrying out the test of thermal deformation and thermal stress simulation, oil pipe test specimen 5 is distinguishing with the seal form of gland bonnet 6,7.In the thermal stress experiment with measuring, oil pipe test specimen 5 is static seal with the sealing of gland bonnet 6,7, and the form that can take has sealing gasket sealing or adhering and sealing.In the thermal deformation measurement test, oil pipe test specimen 5 at one end with the static seal that is sealed into of gland bonnet (gland bonnet 6 as shown in FIG.), and the other end of oil pipe test specimen 5 must be for moving about end, promptly and be the contact motive seal between the other end gland bonnet (as gland bonnet 7), to guarantee the heat distortion amount of oil pipe test specimen 5.In certain embodiments, end welding one bump joint 11 that moves about of oil pipe test specimen 5 as shown in Figure 3, is provided with guidance tape 12 and O type circle 13 combination sealings on the bump joint 11.
When carrying out the thermal stress experiment with measuring, need be in the appearance of oil pipe test specimen 5 by screw or magnet compartment be sticked a plurality of temperature detection sensors 14 and a plurality of stress detecting sensor 15.
When carrying out thermal deformation measurement when test, need be in the appearance of oil pipe test specimen 5 by screw or magnet compartment a plurality of temperature detection sensors 14 that are sticked, and a displacement detecting sensor 16 is set at the end that moves about of oil pipe test specimen 5.Displacement detecting sensor 16 is arranged in the end that moves about, can measures under different temperature difference conditions, plexi-glass tubular and oil pipe are with respect to the deflection of plexi-glass tubular.
Oil pipe test specimen 5 can select the test specimen of different size, unlike material to test among the present invention.
In plexi-glass tubular 4 bottoms main body rack 17 is set, the infringement that causes to reduce plexi-glass tubular 4 stress to concentrate, the safe reliability of warranty test equipment.Intermediate supports 9 can the warranty test test specimen installation and removal convenient, reduce because the downward power of oil pipe test specimen 5 to sealed at both ends Effect on Performance, has improved the installation accuracy of oil pipe test specimen 5.
In above-mentioned oil servicing facitities 2 and supply equipment 3, all be correspondingly provided with thermometer 18, flowmeter 19, pump 20, switch valve 21, retaining valve 22, variable valve 23 etc., these all belong to the conventional device that is equipped with of fluid device, belong to routine techniques, do not do too much introduction at this.Bottom at plexi-glass tubular 4 also connects a tapping pipe, and tapping pipe is connected to pond 24, after supply equipment quits work, the water in the equipment is discharged in the pond, can avoid the corrosion of equipment and the waste of water; Water in the pond can be not dirty, can utilize once more when testing next time or as other purposes.
Feed the high temperature oil that temperature configure by oil servicing facitities 2 to oil pipe test specimen 5 inside, in plexi-glass tubular 4, feed the simulated seawater reverse by supply equipment 3 with oil, temperature, stress, the isoparametric measurement of deflection in the process of the test, can gather in real time by the sensor that is installed in each position respectively by computer control.
Though the utility model has utilized aforementioned specific embodiment to disclose in detail; but it is not in order to limit protection domain of the present utility model; those skilled in the art are not breaking away under the technical solution of the utility model prerequisite; the various changes of being done all should be protected within protection domain of the present utility model.
Claims (7)
1. simulation test machine of testing the thermal deformation of deep water tubing string, comprise apparatus main body, oil servicing facitities and supply equipment, it is characterized in that: described apparatus main body comprises a plexi-glass tubular, a built-in oil pipe test specimen in plexi-glass tubular, there is gland bonnet sealing at the two ends of plexi-glass tubular, in the annular space of plexi-glass tubular and oil pipe test specimen, feed Controllable Temperature, with the oil pipe test specimen in the oily opposite circulating water of flow direction; Described oil pipe test specimen passes described gland bonnet and is connected with oil servicing facitities, is static seal between a described oil pipe test specimen and the end gland bonnet, and is motive seal between the other end gland bonnet, and described oil pipe test specimen is provided with temperature sensor and displacement transducer.
2. the simulation test machine of test deep water tubing string as claimed in claim 1 thermal deformation is characterized in that: described oil pipe test specimen is connected by bump joint with other end gland bonnet, and described bump joint is provided with guidance tape and O type circle combination sealing.
3. the simulation test machine of test deep water tubing string as claimed in claim 1 thermal deformation is characterized in that: described temperature sensor is a plurality of, is sticked at interval in the appearance of described oil pipe test specimen by screw or magnet.
4. the simulation test machine of test deep water tubing string as claimed in claim 1 thermal deformation is characterized in that: described displacement transducer is arranged on the motive seal end of oil pipe test specimen.
5. simulation test machine of testing deep water tubing string thermal stress, comprise apparatus main body, oil servicing facitities and supply equipment, it is characterized in that: described apparatus main body comprises a plexi-glass tubular, a built-in oil pipe test specimen in plexi-glass tubular, there is gland bonnet sealing at the two ends of plexi-glass tubular, in the annular space of plexi-glass tubular and oil pipe test specimen, feed Controllable Temperature, with the oil pipe test specimen in the oily opposite circulating water of flow direction; Described oil pipe test specimen passes described gland bonnet and is connected with oil servicing facitities, is static seal between described oil pipe test specimen and two gland bonnets, and described oil pipe test specimen is provided with temperature sensor and strain transducer.
6. as a kind of simulation test machine of testing deep water tubing string thermal stress as described in the claim 5, it is characterized in that: described temperature sensor is a plurality of, is sticked at interval in the appearance of oil pipe test specimen by screw or magnet.
7. as a kind of simulation test machine of testing deep water tubing string thermal stress as described in the claim 5, it is characterized in that: described strain gauge is a plurality of, is sticked at interval in the appearance of oil pipe test specimen by screw or magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202929679U CN201795790U (en) | 2010-08-13 | 2010-08-13 | Simulation test machine for testing thermal deformation and thermal stress of deep water oil string |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202929679U CN201795790U (en) | 2010-08-13 | 2010-08-13 | Simulation test machine for testing thermal deformation and thermal stress of deep water oil string |
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| Publication Number | Publication Date |
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| CN201795790U true CN201795790U (en) | 2011-04-13 |
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| CN2010202929679U Expired - Lifetime CN201795790U (en) | 2010-08-13 | 2010-08-13 | Simulation test machine for testing thermal deformation and thermal stress of deep water oil string |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589990A (en) * | 2012-02-20 | 2012-07-18 | 中国石油天然气集团公司 | Heavy oil thermal recovery casing pipe testing device |
| CN103132991A (en) * | 2013-02-25 | 2013-06-05 | 中国海洋石油总公司 | Position determining method and position determining device of Christmas tree of marine oil-and-gas field producing platform |
| CN108120739A (en) * | 2018-01-24 | 2018-06-05 | 西安理工大学 | A kind of thermal deformation measurement device for high-precision machine tool hydrostatic bearing |
| CN108931369A (en) * | 2018-08-23 | 2018-12-04 | 中国石油大学(北京) | A kind of tape loop temperature test string down-hole simulation experimental provision with pressure |
| CN109506540A (en) * | 2018-09-30 | 2019-03-22 | 武汉船用机械有限责任公司 | The measuring device and measuring method of oil pipe elongation |
| CN114428020A (en) * | 2020-10-29 | 2022-05-03 | 中国石油化工股份有限公司 | High temperature resistant polymer and compound oil pipe test evaluation analogue means of fibre |
-
2010
- 2010-08-13 CN CN2010202929679U patent/CN201795790U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589990A (en) * | 2012-02-20 | 2012-07-18 | 中国石油天然气集团公司 | Heavy oil thermal recovery casing pipe testing device |
| CN103132991A (en) * | 2013-02-25 | 2013-06-05 | 中国海洋石油总公司 | Position determining method and position determining device of Christmas tree of marine oil-and-gas field producing platform |
| CN103132991B (en) * | 2013-02-25 | 2016-05-25 | 中国海洋石油总公司 | Location determining method and the device of the production tree of marine oil gas field production platform |
| CN108120739A (en) * | 2018-01-24 | 2018-06-05 | 西安理工大学 | A kind of thermal deformation measurement device for high-precision machine tool hydrostatic bearing |
| CN108120739B (en) * | 2018-01-24 | 2021-07-20 | 西安理工大学 | Thermal deformation measuring device for high-precision machine tool hydrostatic bearing |
| CN108931369A (en) * | 2018-08-23 | 2018-12-04 | 中国石油大学(北京) | A kind of tape loop temperature test string down-hole simulation experimental provision with pressure |
| CN109506540A (en) * | 2018-09-30 | 2019-03-22 | 武汉船用机械有限责任公司 | The measuring device and measuring method of oil pipe elongation |
| CN114428020A (en) * | 2020-10-29 | 2022-05-03 | 中国石油化工股份有限公司 | High temperature resistant polymer and compound oil pipe test evaluation analogue means of fibre |
| CN114428020B (en) * | 2020-10-29 | 2024-05-28 | 中国石油化工股份有限公司 | High temperature resistant polymer and fiber composite oil pipe test evaluation simulation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Patentee after: China National Offshore Oil Corporation Patentee after: CNOOC Research Institute Patentee after: China University of Petroleum (Beijing) Address before: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Patentee before: China National Offshore Oil Corporation Patentee before: CNOOC Research Center Patentee before: China University of Petroleum (Beijing) |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee after: CNOOC research institute limited liability company Patentee after: China Offshore Oil Group Co., Ltd. Co-patentee after: China University of Petroleum (Beijing) Address before: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee before: CNOOC Research Institute Patentee before: China National Offshore Oil Corporation Co-patentee before: China University of Petroleum (Beijing) |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110413 |