CN104089596A - High-temperature high-pressure mud shale expansion amount measuring instrument - Google Patents
High-temperature high-pressure mud shale expansion amount measuring instrument Download PDFInfo
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- CN104089596A CN104089596A CN201410334803.0A CN201410334803A CN104089596A CN 104089596 A CN104089596 A CN 104089596A CN 201410334803 A CN201410334803 A CN 201410334803A CN 104089596 A CN104089596 A CN 104089596A
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Abstract
The invention relates to a high-temperature high-pressure expansion measuring instrument, which relates to the field of drilling fluid testing, and more particularly, is used for evaluating the inhibition performance of an inhibitor or measuring the expansion data of a solid core. The device comprises a pressure control system, a temperature control system, a displacement measuring device and a heating tray rotating structure in a functional mode. The invention greatly improves the prior art from the aspects of simplicity and convenience in operation and measurement accuracy, provides a test method with more complete functions, more convenient operation and more accurate test results, and provides a specific implementation scheme.
Description
Technical field:
The present invention openly relates to drilling fluid field tests, and more particularly, for evaluating the rejection of inhibitor, or the expansion data of measurement solid rock core, this instrument can be simulated high temperature and high pressure environment.
Background technology:
In oil drilling process, need to use drilling fluid to assist to creep into.Drilling fluid contacts with subsurface rock, and mud shale has stronger water-swelling property.The high-temp. high-pressure mud shale quantitative determination instrument of mentioning in the present invention, for measuring the imbibition parameter of rock.Sometimes people are also pressed into rock sample with earth or rock core powder, for simulating actual rock, as solid sample.Conventionally use drilling fluid as fluid sample, sometimes also use distilled water.During instrument work, solid sample immerses in fluid sample, and instrument of the present invention can provide high temperature and high pressure environment, high temperature and high pressure environment under simulation well.Final testing result is exactly that solid sample expands how many in fluid sample.To the inhibitor that adds inequality in fluid sample, can suppress solid sample and expand.
The present invention, in use-pattern and function, is greatly improved.The present invention uses rotary type support holder structure first, lowering apparatus height.Screw-type test chamber mounting means in employing, test cup is installed from the bottom up, has changed the mode that traditional swell increment test cup is installed from top to bottom, in operation, improves a lot.Existing patent CN:101936705, is also a kind of High Temperature High Pressure swell increment surveying instrument, and the present invention is significantly improved by comparison.
The weak point of conventional high-temperature high pressure swell increment is:
Inconvenient operation.User need to mention test cup is whole, puts into heating arrangement and heats.Conventionally Heating Cup is heavier, and user mentions inconvenience.
The reference test bar of measuring inaccurate, traditional swell increment analyzer does not have guide piece, in sample cup, easily rocks, and causes measuring inaccurate.
There is no the design of rotary pallet, the heated tray in the present invention adopts rotary design, and test cup for convenience detach, effectively reduces height of instrument.
Summary of the invention:
The present invention aims to provide a kind of High Temperature High Pressure swell increment surveying instrument.Can realize the measurement of mud shale expansion amount under high-temperature and high-pressure conditions, have easy to operately, accuracy is high, reproducible feature.
In order to realize the object of this invention, the present invention is achieved by the following technical solutions:
A High Temperature High Pressure swell increment measuring equipment, comprises control pressurer system, temperature control system, displacement measuring device and heated tray rotational structure;
Control pressurer system comprises pressure-regulating valve (9), pressurization hole (20), pressure relief opening (19) and tensimeter (7); Temperature control system comprises heating jacket (11), heating jacket upper cover (21), heating jacket lower cover (18), heating jacket outer wall (22), heating jacket inwall (24), heating jacket insulation material (23), temperature controller (1), temperature sensor (10), temperature sensor mounting hole (15), groove type heating radiator (4) and heater switch (3); Displacement measurement system comprises displacement transducer (2), reference test bar and guide frame (16), display (8), upper screw-type solid sample container (17) and upper screw-type pressure-bearing cup (5); Heated tray rotational structure comprises heating jacket pallet (12), long guidepost (6), short guidepost (13) and chassis (14), and heated tray (12) can move up and down, and can rotate while moving to bottom.
High Temperature High Pressure swell increment measuring equipment as above, it is characterized in that described control pressurer system, comprise one section of condenser pipe vertically upward, high-temperature vapor and other liquid condense into water droplet at condenser pipe inwall, be back in test chamber, gases at high pressure flow to pressure relief valve along testing tube, are discharged in atmosphere.Realize by this way the separated of gas and liquid.
High Temperature High Pressure swell increment measuring equipment as above, is characterized in that described displacement transducer (2), adopts Non-contact Magnetic to transmit sensor, and sensor, outside pressure vessel, can be measured the displacement of the reference test bar moving up and down in pressure vessel.Avoid sensor to be subject to the impact of high-pressure steam.
High Temperature High Pressure swell increment measuring equipment as above, it is characterized in that described upper screw-type solid sample container (17), solid sample 24 is placed on container (17) bottom, reference test bar is positioned at solid sample top, and reference test bar is positioned at container (17) inside, container (17) top is threaded, and rotates up the below that is arranged on groove type heating radiator (4).
High Temperature High Pressure swell increment measuring equipment as above, it is characterized in that described upper screw-type pressure-bearing cup (5), top is threaded, and there is O-ring seal, rotate up the below that is arranged on groove type heating radiator (4), upper screw-type solid sample container (17) is positioned at pressure-bearing cup (5) inside.
High Temperature High Pressure swell increment measuring equipment as above, is characterized in that described heating jacket (11) is open-core type column barrel assembling structure.Electric heating heating jacket is arranged on heating jacket inside, and inner fill insulant material (23), plays insulation effect.
High Temperature High Pressure swell increment measuring equipment as above, it is characterized in that described heating jacket upper cover (21), heating jacket lower cover (18) and heating jacket outer wall (22), all adopt polytetrafluoroethylmaterial material, make heating jacket external temperature not high, avoid personnel to scald.
High Temperature High Pressure swell increment measuring equipment as above, it is characterized in that described heated tray rotational structure, heating jacket pallet (12) can move up and down, by the guide effect of short guidepost (13) and long guidepost (6), wherein short guidepost (13) is shorter, heated tray moves to behind bottom, can rotate around long guidepost (6).
High Temperature High Pressure swell increment measuring equipment as above, it is characterized in that described temperature sensor (15), be inserted into from top to bottom screw-type solid sample container (17) outside, upper screw-type pressure-bearing cup (5) inside, for measuring the temperature of the inner liquid of pressure-bearing cup (5).
Description of the invention is carried out with reference to accompanying drawing, has wherein shown preferred embodiment.Yet multiple different embodiment can be used, thereby described description should not be used as for the restriction of described embodiment here.Further, these embodiment are provided to as for described open by comprehensively also complete.Same numbers is all the time for identical element.
Now by the concise and to the point description of carrying out about Fig. 1 and Fig. 2, Fig. 1 has shown the three-dimensional perspective of a two translocation test instruments, base 14 and support bar 6 are as the supporting component of instrument, shown in current figure, heating jacket 11 is in upper end, upper screw-type pressure-bearing cup 5 is inner in heating jacket, and heating jacket can be given upper screw-type pressure-bearing cup 5 heating.Fig. 2 has shown heating jacket 11 and test cup interior details figure.As shown in Figure 2, heating jacket 11 is hollow annular barreled structures, upper cover 21, lower cover 18, inwall 24 and outer wall 22, consists of, and there are electric heater unit and insulation material 23 in inside.Liquid testing sample is equipped with in upper screw-type pressure-bearing cup 5 inside, gases at high pressure are by pressure adjustment assembly 9, be adjusted to the needed pressure of experiment, tensimeter 7 shows current pressure, these gases at high pressure after overregulating, by gas boosting hole 20, be injected into pressure-bearing cup 5 inside, there is certain hyperbaric environment pressure-bearing cup 5 inside.Temperature sensor is inserted into upper screw-type pressure-bearing cup 5 bottoms by temperature sensor hole 15, contacts with fluid sample, by heating jacket 11, gives pressure-bearing cup 5 heating, produces high temperature, and temperature shows that with control be to complete by temperature controller 1.Therefore pressure-bearing cup 5 inside are high temperature and high pressure environments.Solid sample is placed on screw-type solid sample container 17 bottoms, and after experiment starts, solid sample can contact with liquid, produces and expands or blockage effect, and push to test bar guide frame 16 makes progress or moves down.Displacement measurement system can be measured reference test bar guide frame 16 upwards or downward displacement variable by displacement transducer 2, and the variation of this displacement is exactly the data that experiment will record.
Heating jacket 11 and heating jacket pallet 12 can slide along long guidepost 6 and short guidepost 13, when heating jacket pallet is in higher position time, have 13 two guide poles of long guidepost 6 and short guidepost, and heating jacket pallet 12 cannot rotate.When heating jacket pallet 12 drops to behind bottom, because short guidepost 13 is shorter, so only the remaining long guidepost 6 of another root is as guide pole, heating jacket pallet 12 can be with heating jacket around long guidepost 6 rotations.Heating jacket 11 and 12 rotations of heating jacket pallet are left behind center, and upper screw-type pressure-bearing cup 5 can be rotated down, and leaves groove type heating radiator 4.After removing screw-type pressure-bearing cup 5 downwards, can rotate screw-type solid sample container 17, remove this container downwards, take out solid sample.
On the other hand, also have other general purpose modules such as heater switch 3, display 8 and temperature sensor 10, as forming the requisite accessory of this instrument, aspect the realizing of instrumental function, play booster action.
In the instruction presenting with relevant drawings from the foregoing descript, benefited those skilled in the art can expect multiple modification and other embodiment.Therefore, be to be understood that multiple modification and embodiment have been comprised in the scope of claims.
Accompanying drawing explanation:
Fig. 1 is High Temperature High Pressure swell increment analyzer complete machine structure schematic diagram.
Fig. 2 is test cup structural representation.
Wherein: temperature controller 1, displacement transducer 2, heater switch 3, groove type heating radiator 4, upper screw-type pressure-bearing cup 5, long guidepost 6, tensimeter 7, display 8, pressure-regulating valve 9, temperature sensor 10, heating jacket 11, heating jacket pallet 12, short guidepost 13, chassis 14, temperature sensor mounting hole 15, reference test bar and guide frame 16, upper screw-type solid sample container 17, heating jacket lower cover 18, pressure relief opening 19, pressurization hole 20, heating jacket upper cover 21, heating jacket outer wall 22, heating jacket insulation material 23, heating jacket inwall 24.
Embodiment:
Claims (9)
1. a High Temperature High Pressure swell increment measuring equipment, comprises control pressurer system, temperature control system, displacement measuring device and heated tray rotational structure;
Control pressurer system comprises pressure-regulating valve (9), pressurization hole (20), pressure relief opening (19) and tensimeter (7); Temperature control system comprises heating jacket (11), heating jacket upper cover (21), heating jacket lower cover (18), heating jacket outer wall (22), heating jacket inwall (24), heating jacket insulation material (23), temperature controller (1), temperature sensor (10), temperature sensor mounting hole (15), groove type heating radiator (4) and heater switch (3); Displacement measurement system comprises displacement transducer (2), reference test bar and guide frame (16), display (8), upper screw-type solid sample container (17) and upper screw-type pressure-bearing cup (5); Heated tray rotational structure comprises heating jacket pallet (12), long guidepost (6), short guidepost (13) and chassis (14), and heated tray (12) can move up and down, and can rotate while moving to bottom.
2. High Temperature High Pressure swell increment measuring equipment according to claim 1, is characterized in that described control pressurer system, and pressure relief opening (19) upwards comprises one section of condenser pipe vertically upward.
3. High Temperature High Pressure swell increment measuring equipment according to claim 1, is characterized in that described displacement transducer (2), adopts Non-contact Magnetic to transmit sensor.
4. High Temperature High Pressure swell increment measuring equipment according to claim 1, is characterized in that described upper screw-type solid sample container (17), and top is threaded, and rotates up and is arranged on groove type heating radiator (4) below.
5. High Temperature High Pressure swell increment measuring equipment according to claim 1, is characterized in that described upper screw-type pressure-bearing cup (5), and top is threaded, and has O-ring seal, rotates up and is arranged on groove type heating radiator (4) below.
6. High Temperature High Pressure swell increment measuring equipment according to claim 1, is characterized in that described heating jacket (11) is open-core type column barrel assembling structure, the inner heating jacket insulation material (23) of filling.
7. High Temperature High Pressure swell increment measuring equipment according to claim 1, is characterized in that described heating jacket upper cover (21), heating jacket lower cover (18) and heating jacket outer wall (22), all adopts teflon material.
8. High Temperature High Pressure swell increment measuring equipment according to claim 1, it is characterized in that described heated tray rotational structure, heating jacket pallet (12) can move up and down, by the guide effect of short guidepost (13) and long guidepost (6), wherein short guidepost (13) is shorter, heated tray moves to behind bottom, can rotate around long guidepost (6).
9. High Temperature High Pressure swell increment measuring equipment according to claim 1, it is characterized in that described temperature sensor (15), be inserted into from top to bottom screw-type solid sample container (17) outside, upper screw-type pressure-bearing cup (5) inside, for measuring the inner temperature of upper screw-type pressure-bearing cup (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410334803.0A CN104089596B (en) | 2014-07-15 | 2014-07-15 | High-temperature and high-pressure mud shale expansion amount measuring instrument |
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| CN201410334803.0A CN104089596B (en) | 2014-07-15 | 2014-07-15 | High-temperature and high-pressure mud shale expansion amount measuring instrument |
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| CN104089596A true CN104089596A (en) | 2014-10-08 |
| CN104089596B CN104089596B (en) | 2018-02-09 |
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| CN201410334803.0A Expired - Fee Related CN104089596B (en) | 2014-07-15 | 2014-07-15 | High-temperature and high-pressure mud shale expansion amount measuring instrument |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677720A (en) * | 2015-02-04 | 2015-06-03 | 中电建路桥集团有限公司 | Multi-factor gypsum expansion test device |
| CN105675804A (en) * | 2014-11-20 | 2016-06-15 | 中国石油化工股份有限公司 | Temperature-resistant pressure-resistant visual compatibility experiment apparatus |
| CN110243998A (en) * | 2019-04-17 | 2019-09-17 | 西南石油大学 | A kind of long-range QA system of inhibitive drilling fluid anti-sloughing agent and its application method |
| CN110988019A (en) * | 2019-12-16 | 2020-04-10 | 中国石油大学(北京) | Testing device and testing method for shale thermal expansion coefficient |
| CN111380903A (en) * | 2018-12-29 | 2020-07-07 | 中国石油天然气股份有限公司 | Method and device for determining specific heat capacity of shale |
| CN111855431A (en) * | 2019-04-26 | 2020-10-30 | 中国石油化工股份有限公司 | Device and method for evaluating performance of plugging material |
| WO2022122017A1 (en) * | 2020-12-11 | 2022-06-16 | 西南石油大学 | High-temperature and high-pressure drilling fluid inhibition evaluation device and use method therefor |
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| CN2700883Y (en) * | 2004-06-03 | 2005-05-18 | 余维初 | Non-contact high temperature and high pressure intelligent expanding instrument |
| CN2909257Y (en) * | 2006-05-26 | 2007-06-06 | 荆州市创联石油科技发展有限公司 | High temp, high pressure intelligent expansion performance investigator |
| JP2011214978A (en) * | 2010-03-31 | 2011-10-27 | Kagawa Industry Support Foundation | Device and method for measuring coefficient of cubic expansion of solid organic polymer material |
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2014
- 2014-07-15 CN CN201410334803.0A patent/CN104089596B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2700883Y (en) * | 2004-06-03 | 2005-05-18 | 余维初 | Non-contact high temperature and high pressure intelligent expanding instrument |
| CN2909257Y (en) * | 2006-05-26 | 2007-06-06 | 荆州市创联石油科技发展有限公司 | High temp, high pressure intelligent expansion performance investigator |
| JP2011214978A (en) * | 2010-03-31 | 2011-10-27 | Kagawa Industry Support Foundation | Device and method for measuring coefficient of cubic expansion of solid organic polymer material |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105675804A (en) * | 2014-11-20 | 2016-06-15 | 中国石油化工股份有限公司 | Temperature-resistant pressure-resistant visual compatibility experiment apparatus |
| CN104677720A (en) * | 2015-02-04 | 2015-06-03 | 中电建路桥集团有限公司 | Multi-factor gypsum expansion test device |
| CN104677720B (en) * | 2015-02-04 | 2017-07-11 | 中电建路桥集团有限公司 | Multifactor selenolite Expansion Test apparatus |
| CN111380903A (en) * | 2018-12-29 | 2020-07-07 | 中国石油天然气股份有限公司 | Method and device for determining specific heat capacity of shale |
| CN111380903B (en) * | 2018-12-29 | 2022-08-30 | 中国石油天然气股份有限公司 | Method and device for determining specific heat capacity of shale |
| CN110243998A (en) * | 2019-04-17 | 2019-09-17 | 西南石油大学 | A kind of long-range QA system of inhibitive drilling fluid anti-sloughing agent and its application method |
| CN111855431A (en) * | 2019-04-26 | 2020-10-30 | 中国石油化工股份有限公司 | Device and method for evaluating performance of plugging material |
| CN111855431B (en) * | 2019-04-26 | 2023-04-11 | 中国石油化工股份有限公司 | Device and method for evaluating performance of plugging material |
| CN110988019A (en) * | 2019-12-16 | 2020-04-10 | 中国石油大学(北京) | Testing device and testing method for shale thermal expansion coefficient |
| WO2022122017A1 (en) * | 2020-12-11 | 2022-06-16 | 西南石油大学 | High-temperature and high-pressure drilling fluid inhibition evaluation device and use method therefor |
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| CN104089596B (en) | 2018-02-09 |
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Granted publication date: 20180209 Termination date: 20200715 |