CN202325497U - Simulation experiment device for influence of reservoir parameter variation on acoustic logging - Google Patents
Simulation experiment device for influence of reservoir parameter variation on acoustic logging Download PDFInfo
- Publication number
- CN202325497U CN202325497U CN2011204640085U CN201120464008U CN202325497U CN 202325497 U CN202325497 U CN 202325497U CN 2011204640085 U CN2011204640085 U CN 2011204640085U CN 201120464008 U CN201120464008 U CN 201120464008U CN 202325497 U CN202325497 U CN 202325497U
- Authority
- CN
- China
- Prior art keywords
- acoustic
- center sleeve
- influence
- confined pressure
- reservoir parameter
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The utility model relates to a simulation experiment device for influence of reservoir parameter variation on acoustic logging. The simulation experiment device is characterized in that an acoustic emission probe is placed at the upper end of a central sleeve, and an acoustic-amplitude receiving probe and an acoustic-variable-density receiving probe are placed at the lower end of the central sleeve; the central sleeve is placed in a confining pressure chamber which is connected with an external displacement system; sand-rock mass is arranged in the confining pressure chamber; a cement ring is glued between the sleeve and the sand-rock mass in an annular manner; the outer wall of the confining pressure chamber is internally provided with an anti-corrosion clamping rubber drum; and a lateral pressurizing chamber surrounds outside the confining pressure chamber. The simulation experiment device can realize the change of the sizes of the parameters such as porosity, permeability, oil saturation and water saturation of the reservoir outside the cement ring under the confining pressure condition can be realized.
Description
Technical field
The utility model relates near the reservoir porosity well in the Oil and Natural Gas Engineering, permeability, oil saturation and water saturation and change the detection technique to the influence of well cementation second interface well logging sound wave, what be specifically related to is that reservoir parameter changes the analogue experiment installation to the acoustic logging influence.
Background technology
During cementing quality detected, the quality of cement sheath and formation cementation second interface was an important indicator of primary cement evaluation.During logging operation; The second interface bonding quality is that application sound width of cloth curve and acoustic variable-density curve come overall merit; And the factor that influences these sound wave curves is a lot; Except the cement sheath bonding quality, also comprise casing size, mud and cement slurry density, oil saturation, water saturation and degree of porosity size etc.Actual well cementation process; Cement paste needs to wait certain hour with fixed attention after being injected into the sealing interval; Liquid phase can change parameters such as reservoir oil saturation and degree of porosity in diafiltration under the differential pressure action in reservoir in the cement paste, and the acoustic logging curve is exerted an influence and causes cementing quality to be judged by accident.At present, the possessor has designed the experiment to the acoustic logging influence of casing size, mud density and cement density to the greatest extent, but aspect the experiment of acoustic logging influence, still belongs to blank in research oil saturation, water saturation and degree of porosity variation.Lacking of this device, hindered reservoir parameter and changed further research the well logging sound wave influence.
Summary of the invention
The purpose of the utility model provides reservoir parameter and changes the analogue experiment installation to the acoustic logging influence; Can under confined pressure, change reservoir rock degree of porosity outside the cement sheath, permeability, oil saturation and water saturation parameter size, being used to solve lack at present influences the device problem of measuring near the reservoir parameter variation well to well cementation second interface well logging sound wave.
The utility model solves the technical scheme that its technical problem adopted: this reservoir parameter changes upper ends sound wave emissions probe in the center sleeve of the analogue experiment installation of acoustic logging influence; Lower end placement sound width of cloth receiving transducer and acoustic variable-density receiving transducer in the center sleeve; It is indoor that center sleeve is positioned over confined pressure; The confined pressure chamber links to each other with outside displacement system, the indoor sandstone rock mass that is equipped with of confined pressure, and center sleeve and sandstone rock mass adapter ring hungry area have cement sheath; The outer wall of confined pressure chamber is anticorrosion clamping packing element, and confined pressure is outdoor around the side direction compression chamber.
Center sleeve in such scheme upper end sound wave emissions probe links to each other with acoustic signal generator, and acoustic signal generator produces electric power signal, is undertaken sending well logging sound wave to center sleeve, cement sheath and sandstone rock mass after acoustic energy changes by the sound wave emissions probe.
Center sleeve lower end sound width of cloth receiving transducer in the such scheme is connected with sound width of cloth signal adapter; Sound width of cloth signal adapter connects signal detecting and measuring apparatus; After sound width of cloth receiving transducer receives well logging sound wave, convert data signal into through sound width of cloth signal adapter and be shown in signal detecting and measuring apparatus.
Center sleeve lower end acoustic variable-density receiving transducer in the such scheme links to each other with the acoustic variable-density signal adapter; The acoustic variable-density signal adapter connects signal detecting and measuring apparatus; After the acoustic variable-density receiving transducer receives well logging sound wave, convert data signal into through the acoustic variable-density signal adapter and be shown in signal detecting and measuring apparatus.
Displacement system in the such scheme is made up of crude oil injected system, clear water injected system and mixed acid injection control system and discharge control valve, and every cover injection control system is made up of corresponding booster pump, pressure meter and control valve.
Side direction compression chamber in the such scheme is communicated with the outer borne control system of side direction, and the outer borne control system of side direction is made up of booster pump, pressure meter and control valve, applies confined pressure through pumping into highly pressurised liquid to the side direction compression chamber.
The utlity model has following beneficial effect:
1, the utility model can realize changing under the confined pressure condition the outer reservoir rock degree of porosity of cement sheath, permeability, oil saturation and water saturation parameter size.
2, the utility model can be monitored the variation of well logging sound wave in real time, and the checking reservoir parameter changes the influence to well cementation second interface well logging sound wave.
3, the utility model apparatus structure is simple, easy to operate, and adaptive capacity is strong.
Description of drawings
Fig. 1 is the structural representation of the utility model.
1? Central sleeve 2. Cement 3. Sandstone rock 4. Booster 5 control valve 6. Gauge 7. Booster 8. Control valve 9. gauge 10. booster 11 control valve 12. gauge 13. on cover 14. anticorrosion sealing stopper 15. acoustic signal generator 16? acoustic emission sensor 17. corrosion clamping cones 18. lateral compression chamber 20. control valve 21 gauge 22. booster 23. Control Valve? ? 24. anticorrosion sealing stopper 25. acoustic amplitude receiving probe 26. acoustic variable density receiving probe 27. acoustic amplitude signal converter 28. acoustic variable density signal converter 29 Signal Detector .
The specific embodiment
Below in conjunction with accompanying drawing the utility model is done and to be further described:
As shown in Figure 1, it is that sound wave emissions pops one's head in 16 that this reservoir parameter changes upper end in the center sleeve 1 of the analogue experiment installation of acoustic logging influence, and the lower end is sound width of cloth receiving transducer 25 and acoustic variable-density receiving transducer 26; Center sleeve 1 outside glued cementing concrete ring 2; Cement sheath 2 outside glued sandstone rock mass 3, sandstone rock mass 3 places confined pressure indoor, and the confined pressure chamber links to each other with outside displacement system; The outer wall of confined pressure chamber is anticorrosion clamping packing element 17; There is a upper end cover 13 the confined pressure chamber, through 14 sealings of preserving and sealing plug, seals 24 through the preserving and sealing plug between the end of confined pressure chamber and the cement sheath 2 between upper end cover 13 and the cement sheath 2; Confined pressure is outdoor around side direction compression chamber 18, and the outlet of confined pressure chamber is provided with control valve 23.
Center sleeve 1 and the sandstone rock mass 3 for preparing place confined pressure indoor and apply confined pressure, inject cement paste at the annular space of center sleeve 1 and sandstone rock mass 3, and cement paste is injected into thermostatic curing after the specified altitude assignment, preparation cementing concrete ring 2.
Center sleeve 1 upper end sound wave emissions probe 16 links to each other with acoustic signal generator 15; Acoustic signal generator 15 sends electric power signal during operation; After sound wave emissions probe 16 carries out the acoustic energy conversion, send well logging sound wave to center sleeve 1, cement sheath 2 and sandstone rock mass 3.
Center sleeve 1 lower end sound width of cloth receiving transducer 25 is connected with sound width of cloth signal adapter 27; Sound width of cloth receiving transducer 25 receives behind the well logging sound wave that center sleeve 1, cement sheath 2 and sandstone rock mass 3 are propagated during operation, converts data signal into through sound width of cloth signal adapter 27 and is shown in signal detecting and measuring apparatus 29.
Center sleeve 1 lower end acoustic variable-density receiving transducer 26 is connected with acoustic variable-density signal adapter 28; Acoustic variable-density receiving transducer 26 receives behind the acoustic signals that center sleeve 1, cement sheath 2 and sandstone rock mass 3 are propagated during operation, converts data signal into through acoustic variable-density signal adapter 28 and is shown in signal detecting and measuring apparatus 29.
The outer borne control system of side direction is made up of first booster pump 22, first pressure meter 21 and first control valve 20, is connected with side direction compression chamber 18 through high pressure line, and first booster pump 22 injects liquid sandstone rock mass 3 is applied confined pressure during operation in side direction compression chamber 18.Test process can guarantee that the 18 pairs of sandstone rock mass 3 in side direction compression chamber apply suitable outer year as required through regulating first booster pump 22 and first control valve, 20 control confined pressure sizes, and force value is directly read on first pressure meter 21.
The displacement system comprises three injection control systems and discharges control valve 23; The crude oil injected system is made up of second booster pump 4, second pressure meter 6 and second control valve 5; Pass through to regulate second booster pump 4 and second control valve 5 during operation to sandstone rock mass 3 saturated crude oil; The clear water injected system is made up of the 3rd booster pump 7, the 3rd pressure meter 9 and the 3rd control valve 8; Inject clear water displacement crude oil through regulating the 3rd booster pump 7 and the 3rd control valve 8 to sandstone rock mass 3 during operation; The mixed acid injection control system is made up of the 4th booster pump 10, the 4th pressure meter 12 and the 4th control valve 11, through regulating the 4th booster pump 10 and 11 pairs of sandstone rock mass of the 4th control valve 3 carry out acidifying, changes its degree of porosity, permeability size during operation.
The utility model test process is: at first preparation is used for the sandstone rock mass 3 and cement sheath 2 of simulated experiment; Then with filling with drilling fluid in the center sleeve 1; Place sound wave emissions pop one's head in 16 harmony width of cloth receiving transducers 25 and acoustic variable-density receiving transducers 26, inject liquid through first booster pump 22 to side direction compression chamber 18 and be pressurized to the design confined pressure.Use the crude oil injected system in sandstone rock mass 3, to pump into crude oil until saturated during operation earlier through second booster pump 4; Measure sound wave curve by signal detecting and measuring apparatus 29; Use the clear water injected system in sandstone rock mass 3, to inject clear water displacement crude oil then and change oil saturation through the 3rd booster pump 7; Measure the several times sound wave curve by signal detecting and measuring apparatus 29 in the displacement process; In sandstone rock mass 3, inject mixed acid solution by the mixed acid injection control system through the 4th booster pump 10 at last, change sandstone rock mass 3 degree of porosity and permeability size, measure the several times sound wave curve by signal detecting and measuring apparatus 29 equally.During measurement; Acoustic signal generator 15 produces the well logging acoustic signals through sound wave emissions probe 16, sound width of cloth receiving transducer 25 and acoustic variable-density receiving transducer 26 receive behind the signal show by signal detecting and measuring apparatus 29 through sound width of cloth signal adapter 27 and acoustic variable-density signal adapter 28 and recorder to acoustic signals.
Use this device, can measure under the identical glued condition reservoir oil saturation, water saturation, degree of porosity and permeability variation the influence of well logging sound wave.The oil-containing of sandstone rock mass 3, water saturation can be carried out Theoretical Calculation through measuring injection and the crude oil that flows out and the volume of water; The permeability of sandstone rock mass 3 can be used Darcy's law according to experimental data and calculate; Sandstone rock mass 3 degree of porosity can take out mensuration with test specimen after experiment, realize that promptly reservoir oil saturation, water saturation, permeability and degree of porosity change the quantification to the well logging sound wave influence.
Claims (5)
1. a reservoir parameter changes the analogue experiment installation to the acoustic logging influence; It is characterized in that: this reservoir parameter changes the interior upper ends sound wave emissions probe of center sleeve (1) (16) to the analogue experiment installation of acoustic logging influence; Center sleeve (1) interior lower end placement sound width of cloth receiving transducer (25) and acoustic variable-density receiving transducer (26); It is indoor that center sleeve (1) is positioned over confined pressure; The confined pressure chamber links to each other with outside displacement system, the indoor sandstone rock mass (3) that is equipped with of confined pressure, and center sleeve (1) and sandstone rock mass (3) adapter ring hungry area have cement sheath (2); The outer wall of confined pressure chamber is an anticorrosion clamping packing element (17), and confined pressure is outdoor around side direction compression chamber (18).
2. reservoir parameter according to claim 1 changes the analogue experiment installation to the acoustic logging influence, it is characterized in that: described center sleeve (1) upper end sound wave emissions probe (16) links to each other with acoustic signal generator (15).
3. reservoir parameter according to claim 1 changes the analogue experiment installation to the acoustic logging influence; It is characterized in that: described center sleeve (1) lower end sound width of cloth receiving transducer (25) links to each other with sound width of cloth signal adapter (27), and sound width of cloth signal adapter (27) connects signal detecting and measuring apparatus (29).
4. reservoir parameter according to claim 1 changes the analogue experiment installation to the acoustic logging influence; It is characterized in that: described center sleeve (1) lower end acoustic variable-density receiving transducer (26) links to each other with acoustic variable-density signal adapter (28), and acoustic variable-density signal adapter (28) connects signal detecting and measuring apparatus (29).
5. reservoir parameter according to claim 1 changes the analogue experiment installation to the acoustic logging influence; It is characterized in that: described side direction compression chamber (18) is communicated with the outer borne control system of side direction; The outer borne control system of side direction is made up of first booster pump (22), first pressure meter (21) and first control valve (20), applies confined pressure through pumping into highly pressurised liquid to side direction compression chamber (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204640085U CN202325497U (en) | 2011-11-21 | 2011-11-21 | Simulation experiment device for influence of reservoir parameter variation on acoustic logging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204640085U CN202325497U (en) | 2011-11-21 | 2011-11-21 | Simulation experiment device for influence of reservoir parameter variation on acoustic logging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202325497U true CN202325497U (en) | 2012-07-11 |
Family
ID=46437479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204640085U Expired - Fee Related CN202325497U (en) | 2011-11-21 | 2011-11-21 | Simulation experiment device for influence of reservoir parameter variation on acoustic logging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202325497U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104594885A (en) * | 2014-10-16 | 2015-05-06 | 北京科技大学 | Measuring test device and method for seepage law of shale gas in microfractures |
| CN104675396A (en) * | 2015-02-12 | 2015-06-03 | 中国石油大学(北京) | Evaluation device for hydration characteristics of hard brittle mud shale |
| CN104948165A (en) * | 2015-06-29 | 2015-09-30 | 中国石油天然气集团公司 | Acoustic logging stimulation experiment system, energy converter positioning device and combined equipment |
| CN108562617A (en) * | 2018-03-14 | 2018-09-21 | 中国石油天然气集团有限公司 | A kind of device and system for measuring rock core and moving electrical response characteristics |
| WO2023124914A1 (en) * | 2021-12-31 | 2023-07-06 | 中国石油天然气股份有限公司 | Earthquake physical simulation experiment apparatus and method |
-
2011
- 2011-11-21 CN CN2011204640085U patent/CN202325497U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104594885A (en) * | 2014-10-16 | 2015-05-06 | 北京科技大学 | Measuring test device and method for seepage law of shale gas in microfractures |
| CN104594885B (en) * | 2014-10-16 | 2017-05-17 | 北京科技大学 | Measuring test device and method for seepage law of shale gas in microfractures |
| CN104675396A (en) * | 2015-02-12 | 2015-06-03 | 中国石油大学(北京) | Evaluation device for hydration characteristics of hard brittle mud shale |
| CN104948165A (en) * | 2015-06-29 | 2015-09-30 | 中国石油天然气集团公司 | Acoustic logging stimulation experiment system, energy converter positioning device and combined equipment |
| CN108562617A (en) * | 2018-03-14 | 2018-09-21 | 中国石油天然气集团有限公司 | A kind of device and system for measuring rock core and moving electrical response characteristics |
| WO2023124914A1 (en) * | 2021-12-31 | 2023-07-06 | 中国石油天然气股份有限公司 | Earthquake physical simulation experiment apparatus and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107063963B (en) | Device and method for testing micro-crack expansion and seepage characteristics of tight reservoir | |
| CN202325497U (en) | Simulation experiment device for influence of reservoir parameter variation on acoustic logging | |
| CN103323352B (en) | Experimental device and method for dynamic triaxial mechanical-acoustic-electrical synchronous testing of natural gas hydrate sediment | |
| CN102031955B (en) | Ultrasonic-assisted reservoir stratum chemical blockage removal experimental facility and experimental method | |
| CN103196762B (en) | Experimental device and method for reforming shale gas reservoir through pulse hydraulic fracturing | |
| CN104596905B (en) | Device and method for measuring permeability of rock in fracturing process | |
| CN203502388U (en) | Rock damage and penetration testing device | |
| CN101354334B (en) | System for measuring in-situ small-sized permeability coefficient based on transient pressure pulse method | |
| CN202560207U (en) | Experimental device for determining cementation degree of interface of well cementation cement sheath | |
| CN109882183B (en) | Water-rich loose fractured coal rock mass grouting consolidation experimental device and effect evaluation method | |
| CN103760085B (en) | A kind of test unit and test method thereof measuring multiscale rock permeability | |
| CN103558136A (en) | System and method for testing rock damage and permeability under coupling effect of temperature stress and circumferential seepage | |
| WO2014176794A1 (en) | Three-dimensional strata stability simulation device for natural gas hydrate extraction | |
| CN105973710A (en) | Complicated jointed rock mass hydraulic coupling field tri-axial testing system and method | |
| CN102539280B (en) | Temperature increasing and pressurizing foam cement slurry density testing device | |
| CN105259018A (en) | Natural gas hydrate synthesis and decomposition multi-parameter test device | |
| CN102373919B (en) | Experimental apparatus for evaluating coalbed methane cave well completion | |
| CN102621228B (en) | Acoustic and electric parameter measuring device used for loading procedure of gas-containing coal bodies | |
| CN104914229A (en) | Multi-parameter high-temperature high-pressure major diameter rock core holder | |
| CN203848966U (en) | Impactor impact force detection device | |
| CN106370524B (en) | The method and verifying device of a kind of limit injection pressure of determination along interlayer the second cement plane channelling | |
| CN208537357U (en) | A kind of coal body permeability test device | |
| CN102102511B (en) | Underground ultrasonic Doppler flow measurement device and measurement method | |
| CN104075843A (en) | Field immediate calibration method for earth pressure cell | |
| CN102914485B (en) | Device and method for testing deviation factor of natural gas in porous medium |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20141121 |
|
| EXPY | Termination of patent right or utility model |