CN201037411Y - Well logger scale device and system thereof - Google Patents
Well logger scale device and system thereof Download PDFInfo
- Publication number
- CN201037411Y CN201037411Y CNU2007201041983U CN200720104198U CN201037411Y CN 201037411 Y CN201037411 Y CN 201037411Y CN U2007201041983 U CNU2007201041983 U CN U2007201041983U CN 200720104198 U CN200720104198 U CN 200720104198U CN 201037411 Y CN201037411 Y CN 201037411Y
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- tank body
- logger
- graduation apparatus
- orifice plate
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Abstract
The utility model provides a logging tool calibration device and a system with the device, wherein, the device comprises an axisymmetric circular column tank, an inner column surface of the tank forms a vent hole, the tank has salt solution inside, a throttle press-out device is arranged inside the tank. The system comprises the logging tool calibration device and a circulating system of the salt solution inside the device, wherein, the circulating system is provided with a circulating pump and a circulating pipe which is connected with the circulating pump, one end of the circulating pipe is connected with a solution inlet of the logging tool calibration device, while the other end of circulating pipe is connected with a solution outlet of the logging tool calibration device. The device and the system of the utility model can more accurately process a calibration to the logging tool.
Description
Technical field
The present invention relates to a kind of logger graduation apparatus and system thereof.
Background technology
Log calibration is exactly by related device, goes to set up the operating process of the functional relation of corresponding logger between the known engineering value of characteristic medium of measurement acquisition value under particular measurement and the ambient conditions and the configuration of this device.Scale work to logger is applied in instrument from the overall process of research and development, manufacturing, production utilization.The logger scale comprises authenticity verification, engineering verification and in-situ calibration device.Authenticity verification is the theoretical method checking, refers to the one-level scale, and concrete scale method uses the even lossy dielectric body of infinity (theory unlimited is big, and is in fact enough big) to come instrument is carried out verification of correctness exactly; Engineering verification, promptly the consistency checking of instrument refers to secondary calibration, it is the demarcation before instrument is dispatched from the factory, it is little promptly to set up a size and ratio of precision one-level scale, the calibration system that the external environment influence is enough little and stable, and the calibration curve of each instrument gained should have uniformity preferably; The in-situ calibration device is the repeatability checking of instrument, refers to the three-stage graduation device, is on-the-spot portable graduation apparatus.
Test pit that the now common way of logger scale is natural water body, lower-glass steel sleeve and scale " well " group.For natural water body, the outstanding index of the suitable depth of water and salinity is difficult to save from damage, and geographic range is concentrated simultaneously also is the very big difficulty that exists in the operation.For the test pit of lower-glass steel sleeve, this well self hole condition and well periphery gas-liquid environmental stability are difficult to guarantee very stable.For scale " well " group, investment, floor space is huge and multiplexing part very little.
Strictness says that present domestic induction instrument calibration does not have the one-level graduation apparatus, and instrumental calibration mainly is to transmit one-level scale information with external this quasi-instrument in the typical well section data of typical well.Problem at first is that the temperature environment of this well can't accurately be controlled, and makes to guarantee that throughout the year the demarcation condition with evening noon morning all is met; Same problem also appears at the stable aspect of borehole axis ambient medium electromagnetic parameter.External major company adopts scale gang of wells scheme, flexibly and reusability relatively poor, and drop into huge.
Now, common practice is to come the analog scaling environment that logger is carried out scale with a tank body, but because the interior fluid temperature of tank body, pressure and electrical conductivity inequality, so scale is not very accurate.
The utility model content
The technical problems to be solved in the utility model is, a kind of logger graduation apparatus is provided, and this graduation apparatus can more accurately carry out scale to logger.
In order to solve the problems of the technologies described above, the invention provides a kind of logger graduation apparatus, described device comprises an axisymmetric torus post tank body, the inner cylinder of tank body forms a through hole, have saline solution in the tank body, it is characterized in that, be provided with the throttling pressure device of spraining in the described tank body.
Further, described annulus post tank body has liquid inlet and liquid outlet; Described throttling sprain pressure device be the comb orifice plate device, described comb discharge orifice plate comprises annular comb discharge orifice plate plate body, described plate body outer shroud periphery is connected with annulus post tank body column jacket inner rim, interior ring periphery is connected with ring neighboring in the annulus post tank body, have aperture on the described plate body, described aperture area summation is less than the liquid inlet sectional area.
Further, the described throttling pressure device of spraining is installed in below the liquid inlet.
Further, on liquid outlet, also has the described throttling pressure device of spraining.
Further, described tank body external surface is pasted with absorbing material.
Further, described device has the temperature flow sensor that can detect salt liquid temp and flow and according to the heater and the flow regulator of detected temperature and flow start-stop.
Further, choosing of described annulus post tank body external diameter is consistent with the radial extension of desiring simulated person's industry control system emulation stratum, and the tank body height is consistent with the axial range of desiring simulated person's industry control system emulation stratum.
Further, the external diameter of described cylindrical tank is greater than 0.6 meter, and height is greater than 1.4 meters.
Another technical problem to be solved in the utility model is, a kind of logger graduation apparatus system is provided, and this system can more accurately carry out scale to logger.
In order to solve the problems of the technologies described above, the invention provides a kind of logger graduation apparatus system, comprise logger graduation apparatus and salt fluid circulation.Described graduation apparatus comprises an axisymmetric torus post tank body, and the inner cylinder of tank body forms a through hole, has saline solution in the tank body, is provided with the throttling pressure device of spraining in the described tank body, and described annulus post tank body has liquid inlet and liquid outlet; The circulating system of described saline solution, the described circulating system have circulation pump and the circulating line that links to each other with circulation pump, and described circulating line one end is connected with described logger graduation apparatus liquid inlet, and the other end is connected with described logger graduation apparatus liquid outlet.
Further, described throttling sprain pressure device be the comb orifice plate device, described comb discharge orifice plate comprises annular comb discharge orifice plate plate body, described plate body outer shroud periphery is connected with annulus post tank body column jacket inner rim, interior ring periphery is connected with ring neighboring in the annulus post tank body, have aperture on the described plate body, described aperture area summation is less than the liquid inlet sectional area.
Logger graduation apparatus of the present utility model and system thereof can more accurately carry out scale to logger; Can realize the consistency calibration under the different temperatures; If the absorbing material that improves constantly of this respective outer side edges performance can realize that accurate electromagnetic field is controlled, the scale rank can be farthest near the pseudo-first-order standard, and unit scale is far smaller than the unit scale that traditional one-level scale relates to.
Description of drawings
Fig. 1 is the structural representation of the utility model device.
Fig. 2 is the comb discharge orifice plate cross-sectional view of the utility model device.
Fig. 3 has the utility model apparatus system schematic diagram.
The specific embodiment
The graduation apparatus of the logger of present embodiment, it comprises a big tank body of axial symmetry, and tank interior is equipped with the throttling pressure device of spraining, and described tank body and the throttling pressure device of spraining is made by glass-reinforced plastic material.
As shown in Figure 1, described axial symmetry tank body is a circle ring column, and the interior ring surface of circle ring column forms a through hole 16, inserts for logger.The described throttling pressure device of spraining is a comb discharge orifice plate.Annulus post tank body 1 comprises liquid inlet 11, blowdown flange 12, and service hatch 13 and liquid outlet 14 are combed the discharge orifice plate with respectively laying above the liquid outlet 14 below liquid inlet 11.The comb discharge orifice plate of described tank body also can only be established one, be arranged on liquid inlet following or liquid outlet above.Tank body goes out, the position of liquid inlet, the comb orifice plate device putting position be provided with according to hydrodynamics.In the application example among this embodiment, comb discharge orifice plate is respectively laid at following 180 millimeters places of liquid inlet 11 and top 200 millimeters places of liquid outlet 14.
As shown in Figure 2, described comb discharge orifice plate is an annular glass epoxy, and its outer ring diameter is identical with annulus post tank diameter, and interior ring diameter is identical with ring diameter in the tank body, its outer shroud periphery is bonded on the annulus post tank body column jacket inner rim, and interior ring 152 peripheries are bonded in the annulus post tank body and encircle on the neighboring.It comprises orifice plate 15, with the aperture 151 that is evenly arranged on the orifice plate, the aperture area summation of evenly arranging on the orifice plate is less than the sectional area of liquid inlet 11, so that make the total amount of liquid that flows through aperture less than flow into the total amount of the liquid of tank body by liquid inlet, so that produce the effect that throttling is sprained and pressed.
Before not adopting the comb discharge orifice plate of present embodiment, the pressure of liquid in the tank body, from the near more place of liquid inlet, pressure is big more, and from liquid inlet place far away more, pressure is more little.The comb orifice plate device that present embodiment adopted can play throttling sprain pressure, produce the effect of current-sharing, pump into the interior salt solution of tank body after the throttling of comb discharge orifice plate, ground, evenly no dead angle flows through tank body everywhere, can make the pressure equalizing of liquid in the tank body, the electrical conductivity equilibrium, temperature equalization can be more accurately to the logger scale.
Described annulus post tank body outer cylindrical body diameter and highly being the bigger the better, no ratio requirement between the diameter of tank body and the height, choose the diameter of tank body according to the radial extension on Artificial Control emulation stratum, choose the height size of tank body according to the axial range on Artificial Control emulation stratum.In order to guarantee the scale needs, the minimum diameter of tank body is 0.6 meter, and minimum constructive height is 1.4 meters.
Use the logger graduation apparatus of present embodiment, both can verify the uniformity of instrument of the same race, this quasi-instrument that the standard of one-level scale can be transmitted new production again gets on.
Realize the process of consistency calibration, be divided into two stages: the application process of the production process of secondary calibration device and secondary calibration device.
The production process of secondary calibration device, just from the prepattern instrument from natural water body, promptly nature has enough degree of depth and wide degree and the suitable lake of the salinity process of demarcating to the transmission of secondary calibration device:
A, prepattern instrument write down the engineering reading of the accurate mensuration (general-precision equipment is finished) of its physics reading correspondence in can be considered enough dark natural water body in pairs, and these data of mensuration in the natural water body of different salinities of just having ready conditions as much as possible are right;
B, the secondary calibration device really on the allocation that this prepattern instrument accurately is placed on standard to be passed, promptly avoid edge effect than good position on carry out mark;
Water temperature and salinity in C, the regulating tank transfer to the value that the left side value (being the physics reading) that makes this instrument obtain the front paired data is write down corresponding resistor rate this moment simultaneously with resistivity;
D, repetition C step, the physics reading in the paired data of natural water body all has the corresponding reading on the secondary calibration device to generate, and all writes down the value of corresponding resistor rate.
The application process of secondary calibration device comprises: with the next prepattern instrument of the secondary calibration device normalization that transmitted the prepattern instrumental calibration, just with the instrument of the secondary calibration device normalization new production of one-level checking the calibration, this quasi-instrument that the standard of one-level scale is transmitted new production gets on, and comprising:
A, with the new instrument survey mark must inregister to that the survey mark that once transmitted primary standard with quasi-instrument;
On the numerical value that B, adjusting secondary calibration device resistivity to a series of fronts have designed, write down this new instrument engineering value response;
C, each engineering value of this new instrument response removed that group numerical value that has designed of mentioning among the corresponding B, promptly transmit the engineering Value Data of that instrument of primary standard, the relation will revised is decided, and promptly finds calibration function, thereby is calculated the actual value of corresponding resistivity by measured value through calibration function.
The secondary calibration device of one-level checking the calibration of no use can be done the uniformity evaluation to some new instruments, but can not demarcate.
As shown in Figure 3, it is simple schematic diagram with the utility model graduation apparatus circulating system, the described circulating system comprises former water valve 1, water intaking valve 2, outlet valve 3, spare circulating pump water intaking valve 4, spare circulating pump outlet valve 5, circulation pump water intaking valve 6, circulation pump outlet valve 7, the total water intaking valve 8 of circulation pump, the total water intaking valve 9 of salt cellar, 1# salt cellar water intaking valve 10,2# salt cellar water intaking valve 11,1# salt cellar outlet valve 12,2# salt cellar outlet valve 13, salt canister draining valve 14, recirculated water draining valve 15, the logger graduation apparatus, the temperature level sensor of graduation apparatus, the hot axe of heater according to the graduation apparatus of sensors command start-stop, the mixed salt device, circulation pump etc.Refined salt is washed in the industry of calculating by the water yield input that measures in the servicing unit-filtration of this system and mixed salt jar, the described water yield and salt amount are calculated according to salt solution resistivity that will reach and tank body size, consider tank body construction cost problem, tank body should be when filling water, but the short time stops pump working, and at this moment, the water temperature of saline solution, pressure and resistivity all can reach balanced everywhere in the tank body, there is not the influence of pump noise simultaneously, to realize exact scale to logger.The design of loop head and outlet is all arranged by each device of visible this system of accompanying drawing, configure attemperating unit, then control the start-stop of hot axe by temperature control module, be fed back to each tank body after salt solution can being transported to the heating of hot axe by the circulating system, control the interior temperature constant of tank body on a certain selected temperature, just the simulated environment temperature.The salt solution that pumps into just can evenly not have ground, dead angle and flows through tank body everywhere after the throttling of comb discharge orifice plate, reading situation by the monitoring conductivity meter just can start well logging apparatus in good time, implement dynamic or static instrument calibration work, described reading situation is one group of resistivity value will preparing in succession, be simulates real on the spot layer data design in advance.
Salt solution resistivity is the function of temperature and salinity, the combination of regulating and control two parameters can realize the various environment that the logger consistency calibration is required and the requirement of internal condition, regulating salt solution resistivity is in order to simulate actual environment, and then under different time varying environment condition, the instrument that dispatches from the factory is made conforming demarcation, realize the consistency calibration under the different temperatures.
Accurately electromagnetic field distributes controlledly, is that the space utilization with the more and more higher absorbing material of performance is closely related; Described tank body external surface is pasted absorbing material just can realize that electromagnetic parameter stablized, described graduation apparatus cooperation high-performance wave-absorbing material just can be realized the pseudo-first-order scale that accurate electromagnetic field is controlled.
Claims (10)
1. survey and the instrument calibration device for one kind, described device comprises an axisymmetric torus post tank body, and the inner cylinder of tank body forms a through hole, has saline solution in the tank body, it is characterized in that, is provided with the throttling pressure device of spraining in the described tank body.
2. logger graduation apparatus as claimed in claim 1 is characterized in that,
Described annulus post tank body has liquid inlet and liquid outlet;
Described throttling sprain pressure device be the comb orifice plate device, described comb discharge orifice plate comprises annular comb discharge orifice plate plate body, described plate body outer shroud periphery is connected with annulus post tank body column jacket inner rim, interior ring periphery is connected with ring neighboring in the annulus post tank body, have aperture on the described plate body, described aperture area summation is less than the liquid inlet sectional area.
3. logger graduation apparatus as claimed in claim 1 or 2 is characterized in that, the described throttling pressure device of spraining is installed in below the liquid inlet.
4. logger graduation apparatus as claimed in claim 3 is characterized in that, also has the described throttling pressure device of spraining on liquid outlet.
5. as claim 1,2 or 4 described logger graduation apparatus, it is characterized in that described tank body external surface is pasted with absorbing material.
6. logger graduation apparatus as claimed in claim 5 is characterized in that, described device has the temperature flow sensor that can detect salt liquid temp and flow and according to the heater and the flow regulator of detected temperature and flow start-stop.
7. logger graduation apparatus as claimed in claim 6, it is characterized in that, choosing of described annulus post tank body external diameter is consistent with the radial extension of desiring simulated person's industry control system emulation stratum, and the tank body height is consistent with the axial range of desiring simulated person's industry control system emulation stratum.
8. logger graduation apparatus as claimed in claim 7 is characterized in that, the external diameter of described cylindrical tank is greater than 0.6 meter, and height is greater than 1.4 meters.
9. a logger graduation apparatus system is characterized in that, includes
Logger graduation apparatus, described device comprise an axisymmetric torus post tank body, and the inner cylinder of tank body forms a through hole, has saline solution in the tank body, are provided with the throttling pressure device of spraining in the described tank body, and described annulus post tank body has liquid inlet and liquid outlet;
The circulating system of described saline solution, the described circulating system have circulation pump and the circulating line that links to each other with circulation pump, and described circulating line one end is connected with described logger graduation apparatus liquid inlet, and the other end is connected with described logger graduation apparatus liquid outlet.
10. logger graduation apparatus as claimed in claim 9 system is characterized in that,
Described throttling sprain pressure device be the comb orifice plate device, described comb discharge orifice plate comprises annular comb discharge orifice plate plate body, described plate body outer shroud periphery is connected with annulus post tank body column jacket inner rim, interior ring periphery is connected with ring neighboring in the annulus post tank body, have aperture on the described plate body, described aperture area summation is less than the liquid inlet sectional area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201041983U CN201037411Y (en) | 2007-04-10 | 2007-04-10 | Well logger scale device and system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201041983U CN201037411Y (en) | 2007-04-10 | 2007-04-10 | Well logger scale device and system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201037411Y true CN201037411Y (en) | 2008-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201041983U Expired - Fee Related CN201037411Y (en) | 2007-04-10 | 2007-04-10 | Well logger scale device and system thereof |
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| CN (1) | CN201037411Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101349151B (en) * | 2008-08-13 | 2012-04-18 | 中国海洋石油总公司 | Three-stage graduation apparatus of electromagnetic wave logger |
| CN101413389B (en) * | 2008-12-02 | 2012-05-23 | 中国海洋石油总公司 | Scale device of nuclear magnetic resonance logging instrument |
| CN102619505A (en) * | 2012-04-25 | 2012-08-01 | 中国电子科技集团公司第二十二研究所 | Ground calibration device of instrument for electromagnetic resistivity logging while drilling |
| CN102966345A (en) * | 2012-12-05 | 2013-03-13 | 中国海洋石油总公司 | Simulation well system for testing electromagnetic wave resistivity logging instrument |
| CN105201495A (en) * | 2015-09-23 | 2015-12-30 | 中国石油大学(北京) | Calibration device of multidimensional nuclear magnetic resonance logging instrument |
| CN109577965A (en) * | 2018-11-20 | 2019-04-05 | 中国石油天然气集团有限公司 | A kind of segmentation scale method of borehole wall micro-resisitivity image instrument |
| CN115539027A (en) * | 2022-11-03 | 2022-12-30 | 中国海洋石油集团有限公司 | Resistivity measuring device |
-
2007
- 2007-04-10 CN CNU2007201041983U patent/CN201037411Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101349151B (en) * | 2008-08-13 | 2012-04-18 | 中国海洋石油总公司 | Three-stage graduation apparatus of electromagnetic wave logger |
| CN101413389B (en) * | 2008-12-02 | 2012-05-23 | 中国海洋石油总公司 | Scale device of nuclear magnetic resonance logging instrument |
| CN102619505A (en) * | 2012-04-25 | 2012-08-01 | 中国电子科技集团公司第二十二研究所 | Ground calibration device of instrument for electromagnetic resistivity logging while drilling |
| CN102966345A (en) * | 2012-12-05 | 2013-03-13 | 中国海洋石油总公司 | Simulation well system for testing electromagnetic wave resistivity logging instrument |
| CN102966345B (en) * | 2012-12-05 | 2015-08-05 | 中国海洋石油总公司 | A kind of simulation well system for testing electromagnetic wave resistivity logging instrument |
| CN105201495A (en) * | 2015-09-23 | 2015-12-30 | 中国石油大学(北京) | Calibration device of multidimensional nuclear magnetic resonance logging instrument |
| CN109577965A (en) * | 2018-11-20 | 2019-04-05 | 中国石油天然气集团有限公司 | A kind of segmentation scale method of borehole wall micro-resisitivity image instrument |
| CN115539027A (en) * | 2022-11-03 | 2022-12-30 | 中国海洋石油集团有限公司 | Resistivity measuring device |
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| 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: 20080319 Termination date: 20150410 |
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| EXPY | Termination of patent right or utility model |