CN202047808U - Calibration device for three dimensional induction log instrument - Google Patents
Calibration device for three dimensional induction log instrument Download PDFInfo
- Publication number
- CN202047808U CN202047808U CN201020592091XU CN201020592091U CN202047808U CN 202047808 U CN202047808 U CN 202047808U CN 201020592091X U CN201020592091X U CN 201020592091XU CN 201020592091 U CN201020592091 U CN 201020592091U CN 202047808 U CN202047808 U CN 202047808U
- Authority
- CN
- China
- Prior art keywords
- sliding sleeve
- dial
- dimensional induction
- graduation apparatus
- logging instrument
- 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 - Lifetime
Links
Images
Landscapes
- Geophysics And Detection Of Objects (AREA)
Abstract
The utility model discloses a calibration device for a three dimensional induction log instrument, which includes a dial, a sliding sleeve and a calibration resistor, as well as a movable variable-angle device, a rotating shaft, tilt angle locking pins and slot position pins, wherein the dial is connected with the movable variable-angle device through the tilt angle locking pins and the rotating shaft; the sliding sleeve includes sliding sleeve positioning holes and grooves; and the movable variable-angle device is fixed on the grooves of the sliding sleeve through the slot position pins and the sliding sleeve positioning holes. The calibration device provided by the embodiment of the utility model can better guarantee the center calibration, tilt angles and azimuth angles are accurate and can be conveniently adjusted, formation resistivity and vortex field under different tilt angles and different azimuth angles can be better simulated at the same time; and the field use condition proves that the calibration device is convenient to operate, has accurate calibration, can better satisfy the calibration requirement of the three dimensional induction log instrument, and has lighter weight and is insulating as the calibration device for the three dimensional induction log instrument are mostly non-metallic materials.
Description
Technical field
The utility model relates to the oil well logging field, relates in particular to a kind of three-dimensional induction logging instrument graduation apparatus of oil well logging instrument.
Background technology
Traditional induction log tool graduation apparatus adopts dial to become fixed angle (mostly being 90 °) with instrument shaft more, adopts this graduation apparatus can only simulate vortex field perpendicular to axial direction, promptly can only analog scaling one-component vertically.
The traditional array induction instrument aratus is because limitation of design, can not satisfy the well logging needs of big hole, high angle hole, and along with the development requirement that approaches sand shale anisotropic formation oil gas field, some oil-gas reservoir is underestimated or has been ignored, therefore design a kind of novel three-dimensional induction logging instrument and measure complicated more ground environment and well logging environment, and design the inclination angle and the azimuth that can change dial as required thereupon, the graduation apparatus of simulating the vortex field of different angle different orientations and finishing scale is very necessary.
The utility model content
The purpose of this utility model is a kind of three-dimensional induction logging instrument graduation apparatus of design, can change the inclination angle and the azimuth of dial as required, simulate the vortex field of different angle different orientations and finish scale, to solve the problem that present induction log tool graduation apparatus can not satisfy the well logging needs of big hole, high angle hole.
The utility model embodiment provides a kind of three-dimensional induction logging instrument graduation apparatus, comprises dial, sliding sleeve and scale resistance, and described graduation apparatus also comprises mobile variable-angle device, turning cylinder, inclination angle stop pin and groove position pin; Described dial is connected with turning cylinder by described inclination angle stop pin with described mobile variable-angle device; Wherein, described turning cylinder is fixedlyed connected with described mobile variable-angle device, and described dial can change the inclination angle of described dial around described turning cylinder rotation; Described inclination angle stop pin is used to locate the axial angle of described dial and described mobile variable-angle device; Described sliding sleeve comprises sliding sleeve locating hole and groove, by described groove position pin and sliding sleeve locating hole described mobile variable-angle device is fixed on the groove of described sliding sleeve.
Described graduation apparatus also comprises two adapters, sliding sleeve alignment pin and graduator alignment pin; Wherein said adapter is used to connect described sliding sleeve and described three-dimensional induction logging instrument outer tube; Described adapter and described sliding sleeve fix by the sliding sleeve alignment pin; Described adapter and described three-dimensional induction logging instrument outer tube fix by the graduator alignment pin.
The coaxial heart of copper ring that three groups of diameters are respectively 800mm, 1000mm and 1200mm is embedded on the described dial in the wiring groove;
Described scale resistance has banana plug, and described copper ring leading-out terminal is arranged on the described dial in the mode of banana bin, and described scale resistance inserts described banana bin and forms closed hoop;
The material of the card of described dial is an epoxy resin; Described mobile variable-angle device comprises index hole and rule, is used to read the inclination angle and the azimuth of described dial.Wherein, change the inclination angle of described dial by described inclination angle stop pin, the excursion at described inclination angle is 0 °～90 °; By the azimuth of the described dial of described groove position pin change, described azimuthal excursion is 0 °～360 °.
In the utility model, the copper ring on described scale resistance and dial in the wiring groove, miscellaneous part is nonmetals such as plastics, epoxy resin.
On Theory of Electromagnetic Field and geology method, by place on the sliding sleeve dial along instrument move axially simulate with instrument shaft to vortex field that forms an angle and formation resistivity, thereby can make the three-dimensional induction logging instrument obtain stratigraphic dip and azimuth information, stratum horizontal resistivity and vertical resistivity and two kinds of information such as moisture (oil) saturation ratio of layer model anisotropically more exactly.
In three-dimensional induction logging instrument calibration process, this graduation apparatus can well guarantee scale placed in the middle, and convenient adjustment in inclination angle and azimuth and angle are accurate, also can finely simulate the vortex field of different angle different orientations simultaneously.The copper ring and scale resistance of the graduation apparatus of the utility model embodiment in the dial wiring groove, miscellaneous part is nonmetals such as plastics, epoxy resin, and not only material is light but also insulation.From mode of occupation, this graduation apparatus not only can well prevent eccentric scale, and moves steadily along groove, can realize easily dial inclination angle and azimuthal accurate adjusting simultaneously.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those skilled in the art, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the stereogram of the three-dimensional induction logging instrument graduation apparatus of the utility model embodiment;
Fig. 2 and Fig. 3 are respectively the front view and the lateral view of sliding sleeve of the three-dimensional induction logging instrument graduation apparatus of the utility model embodiment;
Fig. 4, Fig. 5, Fig. 6 are respectively elevation, lateral view and the vertical view of mobile variable-angle device (cylindric) of the three-dimensional induction logging instrument graduation apparatus of the utility model embodiment;
Fig. 7 is the user mode figure of the utility model embodiment.
Wherein:
1-graduator alignment pin 2-adapter 3-sliding sleeve alignment pin 4-sliding sleeve 5-dial 6-groove position pin 7-moves variable-angle device 8-calibration loop 9-inclination angle stop pin 10-turning cylinder 11-scale resistance (band banana plug) 12-banana jack 13-sliding sleeve locating hole 14-groove 15-index hole 16-rule
The specific embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 1 is the stereogram of the three-dimensional induction logging instrument graduation apparatus of the utility model embodiment, as shown in Figure 1, the three-dimensional induction logging instrument graduation apparatus of the utility model embodiment is made up of 12 parts among Fig. 1, comprises dial 5, sliding sleeve 4, scale resistance 11, adapter 2, graduator alignment pin 1, sliding sleeve alignment pin 3, mobile variable-angle device 7, turning cylinder 10, inclination angle stop pin 9 and groove position pin 6.Its connection is as follows: at first by turning cylinder 10 dial 5 is fixed on the mobile variable-angle device 7, wherein, dial 5 is the big disks among Fig. 1, comprises the jack of three ring-type copper wires, banana jack 12 and turning cylinder 10.The angle marker location that is inserted on the mobile variable-angle device 7 by change inclination angle stop pin 9 changes dial 5 and the size of instrument shaft to angle, simultaneously scale resistance (band banana plug) 11 is inserted banana jacks 12 and forms closed hoops.Secondly mobile variable-angle device 7 is enclosed within on the sliding sleeve 4, and mobile variable-angle device 7 is fixed on the sliding sleeve 4 by the groove 14 among groove position pin 6 and Fig. 3.By adapter 2 outer tube of sliding sleeve 4 with logging instrument coupled together then, and keep sliding sleeve 4 and instrument outer tube orientation groove all to make progress, be fixed on sliding sleeve 4 adapter 2 on by the sliding sleeve locating hole 13 among sliding sleeve alignment pin 3 and Fig. 2 this moment, after graduator alignment pin 1 adapter 2 is fixed on the instrument outer tube, finishes being connected and the location of sliding sleeve 4 and instrument outer tube.
Fig. 2 and Fig. 3 are respectively the front view and the lateral view of sliding sleeve of the three-dimensional induction logging instrument graduation apparatus of the utility model embodiment, wherein, sliding sleeve 4 comprises 12 uniform sliding sleeve locating holes 13 and 8 uniform grooves 14, and (angle is respectively 0 °, 45 °, 90 °, 135 °, 180 °, 225 °, 270 °, 315 ° totally 8 angles, all do not illustrate among the figure), it is groove from top to bottom.Sliding sleeve alignment pin 3 is fixed on sliding sleeve among Fig. 14 on the adapter 2 among Fig. 1 by sliding sleeve locating hole 13 among Fig. 2 among Fig. 1.By groove position pin 6 described mobile variable-angle device 7 is fixed on the groove 14 of described sliding sleeve 4, groove position pin 6 is used for adjustment and prevents that dial 5 from rotating vertically or rock again.During use, can change the azimuth of dial as required.
Fig. 4, Fig. 5, Fig. 6 are respectively elevation, lateral view and the vertical view of mobile variable-angle device (cylindric) of the three-dimensional induction logging instrument graduation apparatus of the utility model embodiment.In the present embodiment, mobile variable-angle device 7 comprises index hole 15 and rule 16, determine the dial inclination angle by the index hole on inclination angle stop pin 9 and the mobile variable-angle device 7 15, the inclination angle excursion that can change is 0～90 °, and concrete inclination angle angle value is read by the rule 16 on the mobile variable-angle device 7.
In the present embodiment, the coaxial heart of copper ring that three groups of diameters are respectively 800mm, 1000mm and 1200mm is embedded on the described dial, i.e. calibration loop shown in Fig. 18 (three groups).Described scale resistance 11 (having banana plug), the leading-out terminal of calibration loop 8 are connected with the two ends of banana bin 12 respectively, when scale resistance 11 (having banana plug) inserts on the banana bin 12, form closed hoop with calibration loop 8.
In the present embodiment, except described scale resistance 11 (having banana plug) and calibration loop 8, miscellaneous part is nonmetals such as plastics, epoxy resin.
Fig. 7 is the user mode figure of the utility model embodiment, has represented the XY component scale presentation process figure in nine scale components (XX, XY, XZ, YX, YY, YZ, ZX, ZY, ZZ) in the three-dimensional induction.
The XY component is defined as transmitting winding group when launching electromagnetic wave on directions X, the scale signal that the receiving coil group is accepted on the Y direction.
Before the scale, the three-dimensional induction logging instrument is placed the open territory and with yoke it is lifted away from the 1.2 meters eminences in ground, the ground control system energizing test finishes.
At first do zero and carve, promptly not with the scale of calibration loop.Switch on to instrument by ground control system, allow transmitting winding group X launch electromagnetic signal, the survey data V of record receiving coil group Y
Ez, this is XY component value at zero quarter.
Secondly, do the band scale of XY component.Determine that by instrument outer tube mark transmitting winding group X central axis is in horizontal direction, angle by mark on the mobile variable-angle device 7, determine that inclination angle (α among Fig. 7) is 45 °, the angle of demarcating by mobile variable-angle device 7 high scale chis 16 determines that azimuth (β among Fig. 7) is 45 ° simultaneously; Derive and calculating according to theory, this moment, the component of graduation apparatus institute scale was the XY component.Allow transmitting winding group X emission electromagnetic signal by ground control system at last, allow mobile variable-angle device 7 slowly move (mobile test or fixed test all can) continuously, the measuring-signal V when finding Y receiving coil maximum value simultaneously along the groove on the sliding sleeve 4 14
Ec
According to formula
Determine engineering calibration factor K value (σ wherein
cBe the scale apparent conductivity that theory calculates, V
EcMeasuring-signal during for band calibration loop scale, V
EzBe zero measuring-signal when carving), this K value is the calibration factor of XY component, and the later stage is when logging well, according to this project calibration factor K value and the voltage signal values of surveying, the anti-stratum apparent conductivity of releasing.The stratum apparent conductivity that accurately whether is directly connected to of engineering calibration factor K value is tested effect, so this scale process is significant.
Adopt similar step,, utilize formula by changing inclination angle (α among Fig. 7) and azimuth (β among Fig. 7) size
Can finish the scale process of all the other 8 components of three-dimensional induction logging instrument.
According to Theory of Electromagnetic Field and geological theory, the three-dimensional induction logging instrument is when practical application, can be according to the engineering calibration factor of these 9 components, obtain stratigraphic dip and azimuth information exactly, and then obtain the information such as moisture (oil) saturation ratio of stratum horizontal resistivity, vertical resistivity and anisotropic formation.
The advantage of the graduation apparatus of the utility model embodiment is to guarantee scale placed in the middle (instrument axis and dial drum dead in line), inclination angle and azimuth are easy to adjust and angle is accurate, whole process operation is simple and convenient, can satisfy the scale needs of three-dimensional induction logging instrument well, and the graduation apparatus material of the utility model embodiment major part is nonmetal, in light weight and insulation.
Above-described specific embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the above only is a specific embodiment of the utility model; and be not used in and limit protection domain of the present utility model; all within spirit of the present utility model and principle, any modification of being made, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (8)
1. a three-dimensional induction logging instrument graduation apparatus comprises dial, sliding sleeve and scale resistance, it is characterized in that, described graduation apparatus also comprises mobile variable-angle device, turning cylinder, inclination angle stop pin and groove position pin;
Described dial is connected with turning cylinder by described inclination angle stop pin with described mobile variable-angle device; Wherein, described turning cylinder is fixedlyed connected with described mobile variable-angle device, and described dial can change the inclination angle of described dial around described turning cylinder rotation; Described inclination angle stop pin is used to locate the axial angle of described dial and described mobile variable-angle device;
Described sliding sleeve comprises sliding sleeve locating hole and groove, by described groove position pin and sliding sleeve locating hole described mobile variable-angle device is fixed on the groove of described sliding sleeve.
2. three-dimensional induction logging instrument graduation apparatus as claimed in claim 1 is characterized in that described graduation apparatus also comprises two adapters, sliding sleeve alignment pin and graduator alignment pin; Wherein
Described adapter connects described sliding sleeve and described three-dimensional induction logging instrument outer tube;
Described adapter and described sliding sleeve fix by the sliding sleeve alignment pin;
Described adapter and described three-dimensional induction logging instrument outer tube fix by the graduator alignment pin.
3. three-dimensional induction logging instrument graduation apparatus as claimed in claim 1 is characterized in that, changes the inclination angle of described dial by described inclination angle stop pin, and the excursion at described inclination angle is 0 °～90 °.
4. three-dimensional induction logging instrument graduation apparatus as claimed in claim 1 is characterized in that, by the azimuth of the described dial of described groove position pin change, described azimuthal excursion is 0 °～360 °.
5. three-dimensional induction logging instrument graduation apparatus as claimed in claim 1 is characterized in that, described mobile variable-angle device comprises: index hole and rule, the inclination angle and the azimuth that are used to read described dial.
6. three-dimensional induction logging instrument graduation apparatus as claimed in claim 1 is characterized in that, the coaxial heart of copper ring that three groups of diameters are respectively 800mm, 1000mm and 1200mm is embedded on the described dial in the wiring groove.
7. three-dimensional induction logging instrument graduation apparatus as claimed in claim 6, it is characterized in that, described scale resistance has banana plug, and described copper ring leading-out terminal is arranged on the described dial in the mode of banana bin, and described scale resistance inserts described banana bin and forms closed hoop.
8. as each described three-dimensional induction logging instrument graduation apparatus of claim 1-7, it is characterized in that the material of the card of described dial is an epoxy resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020592091XU CN202047808U (en) | 2010-11-04 | 2010-11-04 | Calibration device for three dimensional induction log instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020592091XU CN202047808U (en) | 2010-11-04 | 2010-11-04 | Calibration device for three dimensional induction log instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202047808U true CN202047808U (en) | 2011-11-23 |
Family
ID=44988119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020592091XU Expired - Lifetime CN202047808U (en) | 2010-11-04 | 2010-11-04 | Calibration device for three dimensional induction log instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202047808U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102003171A (en) * | 2010-11-04 | 2011-04-06 | 中国石油天然气集团公司 | Calibrating device of three-dimensional induction logger |
| CN102777166A (en) * | 2012-07-31 | 2012-11-14 | 中国海洋石油总公司 | Scale device for multi-component induction logger |
| CN104564046A (en) * | 2014-12-31 | 2015-04-29 | 贝兹维仪器(苏州)有限公司 | Stratum simulation coil and method of measuring LWD precision by using the same |
| 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 |
-
2010
- 2010-11-04 CN CN201020592091XU patent/CN202047808U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102003171A (en) * | 2010-11-04 | 2011-04-06 | 中国石油天然气集团公司 | Calibrating device of three-dimensional induction logger |
| CN102003171B (en) * | 2010-11-04 | 2013-06-05 | 中国石油天然气集团公司 | Calibrating device of three-dimensional induction logger |
| CN102777166A (en) * | 2012-07-31 | 2012-11-14 | 中国海洋石油总公司 | Scale device for multi-component induction logger |
| CN104564046A (en) * | 2014-12-31 | 2015-04-29 | 贝兹维仪器(苏州)有限公司 | Stratum simulation coil and method of measuring LWD precision by using the same |
| CN104564046B (en) * | 2014-12-31 | 2018-03-13 | 中国石油集团长城钻探工程有限公司 | A kind of stratum former-wound coil and the method with its measurement LWD precision |
| 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 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102003171B (en) | Calibrating device of three-dimensional induction logger | |
| CN103726840B (en) | A kind of stratum orientation method of measuring resistivity and device | |
| CN202047808U (en) | Calibration device for three dimensional induction log instrument | |
| CN105571567B (en) | Rock core slit measurer and its measuring method | |
| CN202611678U (en) | Calibration device of well logging instrument | |
| CN103809218B (en) | The calibrating installation of magnetic probe and calibration steps in TEM well | |
| CN103670387A (en) | Stratum directional electrical resistivity measuring method and device | |
| CN102606148A (en) | Response testing device for electromagnetic wave resistivity logging-while-drilling tool | |
| CN104091680A (en) | Probing-depth-adjustable NMR well-logging probe permanent magnet | |
| CN104747164B (en) | A kind of ground experiment method with brill orientation electromagnetic wave logger | |
| CN103291277B (en) | Calibration device for three-dimensional array induction logging instrument | |
| CN202510100U (en) | Coil system of tricomponent sensing logger | |
| CN106646668B (en) | A kind of method for building up of radar logging standard well model | |
| CN104343443A (en) | Method for eliminating direct coupling signal in three-dimensional array induction logging instrument | |
| CN204462361U (en) | A kind of rock and ore sample magnetic parameters device | |
| US2149716A (en) | Orientation apparatus | |
| CN203607538U (en) | Magnetic dipole antenna | |
| CN204228185U (en) | Manual omnidirectional multi-angle observation frame | |
| CN103291278B (en) | A kind of cubical array sensing graduation apparatus for radial component scale | |
| CN114846360A (en) | Electromagnetic tool using slotted point dipole antenna | |
| CN102937436B (en) | Overground disoriented core orientation method | |
| US3058054A (en) | Method and apparatus for core orientation | |
| CN111127243A (en) | Method for correcting resistivity conversion curve of electromagnetic wave while drilling | |
| CN105626060B (en) | The method that stratigraphic boundary is detected and formation resistivity measures | |
| CN216310249U (en) | Portable non-magnetic directional measurement system adjusting platform |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20111123 Effective date of abandoning: 20130605 |
|
| RGAV | Abandon patent right to avoid regrant |