CN201193521Y - Simulator for measurprobe sensor signal while drilling - Google Patents
Simulator for measurprobe sensor signal while drilling Download PDFInfo
- Publication number
- CN201193521Y CN201193521Y CNU200720159766XU CN200720159766U CN201193521Y CN 201193521 Y CN201193521 Y CN 201193521Y CN U200720159766X U CNU200720159766X U CN U200720159766XU CN 200720159766 U CN200720159766 U CN 200720159766U CN 201193521 Y CN201193521 Y CN 201193521Y
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- signal
- circuit
- sensor signal
- exploring tube
- road
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- Expired - Lifetime
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Abstract
The utility model relates to an exploring tube sensor signal simulator which is used in an oil drilling measurement while drilling system and comprises a constant pressure module and seven circuits with same structure. The exploring tube sensor signal simulator is used for simulating seven signals of OUTGX, OUTGY, OUTGZ, OUTMX, OUTMY, OUTMZ and OUTT of a sensor. Each analog signal circuit comprises a signal regulating circuit and a follower. The exploring tube sensor signal simulator has the advantages that the sensor signal simulator outputs signal stably with high precision; when an exploring tube circuit is tested, the exploring tube sensor signal simulator is not limited by external condition, such as parameter correction, environment, demarcated frame, and the like; and the exploring tube sensor signal simulator can measure the exploring tube circuit conveniently, exactly and completely and improves the exploring tube circuit test efficiency.
Description
Technical field
The utility model relates to a kind of sensor signal simulator, specifically, relates to a kind of measurement while drilling exploring tube sensor signal simulator that is used for oil drilling system.
Background technology
In the drilling well measurement-while-drilling system, the down-hole inserting tube is made up of sensor and circuit, common circuit detecting method is: use sensor to provide signal source as circuit, by computer circuit is detected, in practical operation, to write corresponding program according to each root sensor parameters, link to each other with circuit to be detected, also need sensor is placed on the demarcation frame of no magnetic environment and test, the method needs that equipment is more, complicated operating process and inefficiency.
Summary of the invention
In the drilling well measurement-while-drilling system, under the testing well during inserting tube circuit, use sensor to provide signal source, circuit is detected, in real work by computer as circuit, there is not special sensor to be used for test, because each root sensor parameters difference, need write corresponding program according to different parameters, link to each other with circuit to be detected again, also need sensor is placed on the demarcation frame of no magnetic environment and test, the method needs that equipment is more, complicated operating process and inefficiency.The purpose of this utility model is for a kind of sensor signal simulator that exploring tube sensor carries out circuit test of simulating is provided.
For realizing described purpose, the utility model analog sensor signal, because sensor internal comprises 3 acceleration of gravity meter X-axis, Y-axis, Z axle, 3 fluxgate X-axis, Y-axis, Z axle and 1 temperature pick up, produce seven tunnel output signals, so Sensor Signal Simulation Circuit comprises the analogue signal circuit of constant voltage module and seven road same structures, wherein, one road analogue signal circuit comprises circuit for signal conditioning and follower.Described constant voltage module is the accurate power supply of high accuracy, and its precision is 10.000v ± 2.5mv, for circuit part provides the normal voltage signal.Described follower is a degree of depth negative-feedback voltage follower.Described circuit for signal conditioning is a end that potentiometer inserts follower, the c end output signal of follower.The analogue signal circuit of described seven road same structures, wherein three of three road simulated gravity accelerometers axial X-axis, Y-axis, signal OUTGX, the OUTGY of Z axle, OUTGZ, three axial X-axis, Y-axis, signal OUTMX, the OUTMY of Z axle, the OUTMZ of other three tunnel simulation fluxgates, the signal OUTT of last road analog temperature sensor, the DC voltage output area of the analogue signal circuit of seven road same structures :-5V～+ 5V.
The utility model has the advantages that stable output signal, the precision height of sensor signal simulator, when test inserting tube circuit, the restriction of external conditions such as printenv correction, environment, demarcation frame, can make things convenient for, measure accurately, all sidedly the inserting tube circuit, improve inserting tube circuit test efficient, realized an important improvement of measurement while-drilling instrument measuring technology.
Description of drawings
Fig. 1 represents the circuit theory diagrams of embodiment of the present utility model.
The specific embodiment
Now the utility model is further described in conjunction with Figure of description.
Fig. 1 is the circuit theory diagrams of embodiment of the present utility model.Because seven road circuit structures are identical, so only to wherein one the tunnel being described in detail, one road analogue signal circuit comprises circuit for signal conditioning and follower, among Fig. 1,1 is the constant voltage module, and 2 is the GX circuit for signal conditioning, and 3 is follower, the precision of constant voltage module 1 is 10.000v ± 2.5mv, for circuit provides the normal voltage signal.The a that inserts follower 3 through GX circuit for signal conditioning 2 output voltage signals holds, the c end output signal OUTGX of follower 3, and seven road signal output area (DC voltage) :-5V～+ 5V.
In the analog output signal of seven road same structures, three road signals of signal OUTGX, OUTGY, OUTGZ simulated gravity accelerometer, three road signals of signal OUTMX, OUTMY, OUTMZ simulation fluxgate, signal OUTT analog temperature sensor signal, seven road signal output area (DC voltage) :-5V～+ 5V.The signal of exploring tube sensor under the complete simulation well of the utility model, analog sensor signal is tested down-hole inserting tube circuit.
Claims (2)
1. measurement while drilling exploring tube sensor signal simulator, it is characterized in that containing the analogue signal circuit of a constant voltage module and seven road same structures, wherein, one road analogue signal circuit comprises circuit for signal conditioning and follower, described circuit for signal conditioning inserts a end of follower, the c end output signal of follower.
2. a kind of measurement while drilling exploring tube sensor signal simulator according to claim 1, three the axial X-axis, Y-axis, signal OUTGX, the OUTGY of Z axle, the OUTGZ that it is characterized in that three road simulated gravity accelerometers in the analogue signal circuit of seven road same structures, three axial X-axis, Y-axis, signal OUTMX, the OUTMY of Z axle, the OUTMZ of other three tunnel simulation fluxgates, the signal OUTT of last road analog temperature sensor, the DC voltage output area of the analogue signal circuit of seven road same structures :-5V～+ 5V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720159766XU CN201193521Y (en) | 2007-12-29 | 2007-12-29 | Simulator for measurprobe sensor signal while drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720159766XU CN201193521Y (en) | 2007-12-29 | 2007-12-29 | Simulator for measurprobe sensor signal while drilling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201193521Y true CN201193521Y (en) | 2009-02-11 |
Family
ID=40393059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200720159766XU Expired - Lifetime CN201193521Y (en) | 2007-12-29 | 2007-12-29 | Simulator for measurprobe sensor signal while drilling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201193521Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101892830A (en) * | 2010-04-27 | 2010-11-24 | 北京科技大学 | Deep ground stress measurement while drilling (MWD) system |
| CN103743380A (en) * | 2014-01-03 | 2014-04-23 | 中国石油集团川庆钻探工程有限公司地球物理勘探公司 | Detection method and device for underground directions |
-
2007
- 2007-12-29 CN CNU200720159766XU patent/CN201193521Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101892830A (en) * | 2010-04-27 | 2010-11-24 | 北京科技大学 | Deep ground stress measurement while drilling (MWD) system |
| CN101892830B (en) * | 2010-04-27 | 2013-04-24 | 北京科技大学 | Deep ground stress measurement while drilling (MWD) system |
| CN103743380A (en) * | 2014-01-03 | 2014-04-23 | 中国石油集团川庆钻探工程有限公司地球物理勘探公司 | Detection method and device for underground directions |
| CN103743380B (en) * | 2014-01-03 | 2016-05-11 | 中国石油集团川庆钻探工程有限公司地球物理勘探公司 | For downhole to detection method and device thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA PETROLEUM + CHEMICAL VICTORY OIL ENGINEERING Effective date: 20150908 Owner name: SINOPEC OILFIELD SERVICE CORPORATION Free format text: FORMER OWNER: WELL-DRILLING TECHNOLOGY INST., SHENGLI PETROLEUM ADMINISTRATION, SINOPEC Effective date: 20150908 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150908 Address after: 100029 Beijing Chaoyang District Hui Xin a No. twelve layer 6 Patentee after: SINOPEC OILFIELD SERVICE CORPORATION Patentee after: Drilling Well Technology Institute, Shengli Petroleum Engineering Co., Ltd., SINOPEC Address before: 257000 No. 236, North Road, Dongying District, Shandong, Dongying Patentee before: Well-Drilling Technology Inst., Shengli Petroleum Administration, SINOPEC |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090211 |