CN203271732U - Storage type sound wave density-variable logger - Google Patents
Storage type sound wave density-variable logger Download PDFInfo
- Publication number
- CN203271732U CN203271732U CN 201320220395 CN201320220395U CN203271732U CN 203271732 U CN203271732 U CN 203271732U CN 201320220395 CN201320220395 CN 201320220395 CN 201320220395 U CN201320220395 U CN 201320220395U CN 203271732 U CN203271732 U CN 203271732U
- Authority
- CN
- China
- Prior art keywords
- memory
- sound wave
- type sound
- variable density
- unit
- 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)
- Tests Of Electric Status Of Batteries (AREA)
Abstract
The utility model relates to a storage type sound wave density-variable logger which comprises an electronic short joint and a battery short joint used for providing electricity for the electronic short joint. The electronic short joint comprises a time sequence control and data processing unit composed of a CPLD device and a DSP device, a cache and storage unit and a clock unit. The cache and storage unit and the clock unit are connected to the time sequence control and data processing unit respectively. The battery short joint is connected with the time sequence control and data processing unit. The storage type sound wave density-variable logger is free of data transmission errors.
Description
Technical field
The utility model belongs to the oil well logging field, relates to a kind of logging instrument for the oil well logging process, relates in particular to a kind of memory-type sound wave variable density log instrument that is applied to horizontal wellbore logging.
Background technology
At present, domestic each elephant detects all in the wireline logging mode as main for the cementing quality of horizontal well and high angle hole.Adopt the wet joint technology, use oil pipe to carry instrument to arrive the shaft bottom.Instrument is gone into the well rear detection resources apart from being respectively the acoustic wavetrain of the receiving transducer of 3ft and 5ft, and the first wave amplitude of 3ft sound wave and the full-wave train of 5ft sound wave are carried out record analysis, can make an appraisal to the cementing quality of cement.
During well logging, acoustic signals uploads to ground in real time by single core or multicore cable, and the frequency response range of cable is tens KHz, so acoustic signals waveform meeting distorted in the cable transmission process causes apparatus measures resolution ratio and certainty of measurement error.The cable of dissimilar, different length is different to the decay of acoustic signals, and this measure error is unavoidable in the wireline logging process time.
In addition, in the during well logging of horizontal well and high angle hole, the construction of wireline logging is complicated, the cable easy damaged, and the wet joint docking is sometimes unsuccessful etc. causes logging efficiency to reduce, logging cost is high.
The utility model content
In order to solve the above-mentioned technical problem that exists in background technology, the utility model provides a kind of memory-type sound wave variable density log instrument without data transmission error.
Technical solution of the present utility model is: the utility model provides a kind of memory-type sound wave variable density log instrument, comprise electronic short piece, its special character is: described memory-type sound wave variable density log instrument also comprises for the battery pipe nipple that electronic short piece is powered; Described electronic short piece comprises SECO and data processing unit, buffer memory and memory cell and the clock unit that is comprised of CPLD and DSP device; Described buffer memory and memory cell and clock unit access respectively SECO and data processing unit; Described battery pipe nipple is connected with SECO and data processing unit.
Above-mentioned buffer memory and memory cell comprise data buffer storage unit and data storage cell; Described data storage cell accesses SECO and data processing unit by data buffer storage unit.
Above-mentioned data buffer storage unit is FIFO/DPRAM.
Above-mentioned data storage cell adopts the flash memory integrated chip.
Above-mentioned flash memory integrated chip is K9K8G08U0D.
The process chip of above-mentioned clock unit is DS1343.
Above-mentioned battery pipe nipple comprises power subsystem and battery control circuit; Described power subsystem is by battery control circuit unit access SECO and data processing unit.
Above-mentioned battery pipe nipple also comprises temperature measuring unit; Described power subsystem accesses SECO and data processing unit by temperature measuring unit.
Above-mentioned temperature measuring unit is temperature detecting sensor.
The utility model has the advantages that: be stored in downhole memory the log data of playback memory after well logging is completed after the log data process datumization of the memory-type sound wave variable density log instrument that the utility model provides due to instrument.Do not need cable in during well logging, the error of having avoided the cable transmission signal to produce has improved certainty of measurement.Adopt oil pipe to carry instrument to go into the well, be applicable to all kinds of horizontal wells, do not need docking wet joint in down-hole in work progress, also do not need drilling team and the squad that logs well to carry out simultaneously operating etc., difficulty of construction reduces, and logging efficiency is high.Adopt simultaneously the blocking design, adopt CPLD control system sequential, integrated level is high, and reliability is high.Memory-type sound wave variable density log instrument provided by the utility model is mainly used in the cementing quality of detection level well and high angle hole, can carry out quantitative analysis to the first cement plane of cased well, and the second cement plane is carried out qualitative analysis.
Description of drawings
Fig. 1 is the overall structure schematic diagram of logging instrument provided by the utility model;
Fig. 2 be in the electronic short piece that adopts of the utility model circuit theory diagrams;
Wherein:
The 1-adapter; 2-battery pipe nipple; 3-magnetic orientation pipe nipple; The 4-electronic short piece; 5-sonic system pipe nipple; The 6-snubber.
The specific embodiment
As shown in Figure 1, memory-type sound wave variable density log instrument provided by the utility model and traditional cable type Acoustic variable density logger same section all comprise: the gamma sensor part of magnetic orientation pipe nipple 3, sonic system pipe nipple 5, snubber 6, electronic short piece 4; Magnetic orientation pipe nipple 3 comprises magnet steel and coil assembly, and sonic system pipe nipple 5 comprises acoustic emission probe, 3FT and 5FT receiving transducer; The part different from traditional cable type Acoustic variable density logger: the utility model also provides battery pipe nipple 2, be used for memory-type instrument provided by the utility model is adopted powered battery the variations in temperature of temp probe (temperature detecting sensor) monitoring battery that the battery pipe nipple is built-in; In addition, the utility model also is provided with clock/calendar system and buffer memory and memory cell at electronic short piece 4 circuit parts that provide.Buffer memory and memory cell and clock unit access respectively SECO and data processing unit; The battery pipe nipple is connected with SECO and data processing unit.Buffer memory and memory cell comprise data buffer storage unit and data storage cell; Data storage cell accesses SECO and data processing unit by data buffer storage unit; Data buffer storage unit can adopt buffer unit commonly used in various computer realms, can be for example FIFO/DPRAM; Data storage cell adopts flash memory integrated chip, for example the high-capacity flash memory integrated chip K9K8G08U0D of Samsung.The process chip of clock unit is DS1343.
Operating principle of the present utility model is: memory-type sound wave variable density log instrument provided by the utility model is connected with oil pipe by adapter, and the battery pipe nipple is positioned at the instrument top, and clock/calendar system and memory are arranged in electronic short piece.Be used in conjunction with the ground depth-measuring system, by Logging Software, log data and the degree of depth synthesized.All data of ground depth-measuring system and downhole instrument record all store take the time as label, then carry out aliging of log data and well depth by Logging Software.Sound wave and other log datas are carried out the down-hole and are gathered and store take the time as label.
Also there are the difference of depth survey mode in the utility model and traditional cable type Acoustic variable density logger: namely, wireline logging adopts degree of depth type of drive, and log data is carried out record take the degree of depth as label; Memory-type instrument well logging employing time type of drive, underground logging data and ground depth data are all stored as label take absolute time, after survey, log data are played back to host computer, carry out the degree of depth and log data is synthesized by Logging Software.Memory-type instrument compatible cable logging mode when straight well is measured, can articulate remote short section and carry out wireline logging.
As shown in Figure 2, be schematic block circuit diagram of the present utility model, the course of work of the present utility model: at first, inspection apparatus duty, battery electric quantity and memory situation pass down gain data and time delays; SECO and data processing unit are controlled the exciting of acoustic emission crystal, 3FT and 5FT and are received, each signal gathering unit such as gamma, magnetic orientation, time, temperature and cell voltage are processed the signal that collects respectively simultaneously, and pack according to certain frame format, then the data with packing store memory cell into.After well logging was completed, data readback was processed to host computer.
The utility model has seven road signal demands and processes, and is respectively 3ft first wave amplitude, 5ft variable density, gamma, magnetic orientation, temperature, time, cell voltage.Enter signal processing unit after seven road signals are received by sensor respectively and process, then through storing after the processing that gathers, packs.
Each functional unit is summarized as follows:
SECO and data processing unit: produce sound wave and excite the control sequential that receives with sound wave, the control signal of data acquisition and storage, the functions such as the packing of data and transfer of data.
Power subsystem: convert cell voltage to other unit required voltage.
Magnetic orientation processing unit: receive the signal of magnetic orientation coil, carry out filtering, amplify and process, after the V-F conversion, deliver to SECO and data processing unit and carry out the magnetic orientation data acquisition.
GR processing unit: receive the output signal of GR probe assembly, carry out isolation buffer, signal discriminating processing, deliver to SECO and data processing unit and carry out the GR data acquisition.
Buffer memory and memory cell: buffer memory adopts FIFO/DPRAM, is used for buffer memory SECO and the data processing unit data through processing and packing; And store the Flash chip under the control of SECO and data processing unit, so that well logging is carried out the data playback after completing.
Clock unit: be arranged on the clock/calendar system in electronic short piece.When SECO and data processing unit carry out data acquisition, obtain current absolute time, and pack together with other data and store.
Sound wave excites the unit: produce the high-voltage pulse that sound wave excites use, comprise that low pressure turns high-pressure section, the high-voltage pulse generating portion.
Sound wave reception ﹠ disposal unit: receive 3 chis and 5 chi acoustic signals, and carry out amplification filtering and process.This unit also comprises gain control function, according to different casing sizes, different gains is set.
The translation collecting unit: 3 chis that will receive and 5 chi acoustic signals carry out translation, collection, and SECO and data processing unit read the data of collection, and buffer memory is carried out in packing.
Communication unit: the communication interface of downhole instrument and data readback box.Employing SPI communication interface is uploaded log data etc. after the control command of reception host computer and survey before surveying.
Temperature measuring unit: measure the real time temperature of battery pipe nipple, prevent from that the long-time overtemperature of battery from using to blast.
Battery control circuit: control the duty of electronic short piece, in delay time, instrument is in off-position; Gather cell voltage, so that later data when processing, carries out assistant analysis.
Claims (9)
1. a memory-type sound wave variable density log instrument, comprise electronic short piece, it is characterized in that: described memory-type sound wave variable density log instrument also comprises for the battery pipe nipple that electronic short piece is powered; Described electronic short piece comprises SECO and data processing unit, buffer memory and memory cell and the clock unit that is comprised of CPLD and DSP device; Described buffer memory and memory cell and clock unit access respectively SECO and data processing unit; Described battery pipe nipple is connected with SECO and data processing unit.
2. memory-type sound wave variable density log instrument according to claim 1, it is characterized in that: described buffer memory and memory cell comprise data buffer storage unit and data storage cell; Described data storage cell accesses SECO and data processing unit by data buffer storage unit.
3. memory-type sound wave variable density log instrument according to claim 2, it is characterized in that: described data buffer storage unit is FIFO/DPRAM.
4. memory-type sound wave variable density log instrument according to claim 2, is characterized in that: described data storage cell employing flash memory integrated chip.
5. memory-type sound wave variable density log instrument according to claim 4, it is characterized in that: described flash memory integrated chip is K9K8G08U0D.
6. according to claim 1-5 described memory-type sound wave of arbitrary claim variable density log instrument, it is characterized in that: the process chip of described clock unit is DS1343.
7. memory-type sound wave variable density log instrument according to claim 6, it is characterized in that: described battery pipe nipple comprises power subsystem and battery control circuit; Described power subsystem accesses SECO and data processing unit by battery control circuit.
8. memory-type sound wave variable density log instrument according to claim 7, it is characterized in that: described battery pipe nipple also comprises temperature measuring unit; Described power subsystem accesses SECO and data processing unit by temperature measuring unit.
9. memory-type sound wave variable density log instrument according to claim 8, it is characterized in that: described temperature measuring unit is temperature detecting sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320220395 CN203271732U (en) | 2013-04-26 | 2013-04-26 | Storage type sound wave density-variable logger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320220395 CN203271732U (en) | 2013-04-26 | 2013-04-26 | Storage type sound wave density-variable logger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203271732U true CN203271732U (en) | 2013-11-06 |
Family
ID=49502170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320220395 Expired - Lifetime CN203271732U (en) | 2013-04-26 | 2013-04-26 | Storage type sound wave density-variable logger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203271732U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106291746A (en) * | 2015-05-22 | 2017-01-04 | 北京环鼎科技有限责任公司 | Cable stores double mode well logging apparatus and method |
| CN109117276A (en) * | 2018-08-31 | 2019-01-01 | 湖南率为控制科技有限公司 | Acoustic logging instrument data processing system and its data processing method |
| CN112211614A (en) * | 2020-11-18 | 2021-01-12 | 大庆科力远石油装备制造有限公司 | Comprehensive tester for injection section |
-
2013
- 2013-04-26 CN CN 201320220395 patent/CN203271732U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106291746A (en) * | 2015-05-22 | 2017-01-04 | 北京环鼎科技有限责任公司 | Cable stores double mode well logging apparatus and method |
| CN109117276A (en) * | 2018-08-31 | 2019-01-01 | 湖南率为控制科技有限公司 | Acoustic logging instrument data processing system and its data processing method |
| CN112211614A (en) * | 2020-11-18 | 2021-01-12 | 大庆科力远石油装备制造有限公司 | Comprehensive tester for injection section |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103982173B (en) | A kind of coal mine down-hole drilling trajectory measurement system and method | |
| CN105863616B (en) | A kind of explosion-proof drilling track sound wave measurement-while-drilling system of underground coal mine and method | |
| CN101343997B (en) | Directional tool of horizontal long drill hole | |
| CN102062877A (en) | Nuclear magnetic resonance detection device and method for advanced detection of water bodies in front | |
| CN103162889A (en) | Wireless hollow inclusion strainmeter and method | |
| CN103775067A (en) | Directional sound wave logging while drilling device | |
| CN201635727U (en) | Underground construction monitor for bottom hole wireless data transmission in continuous coiled tubing operation | |
| CN203271732U (en) | Storage type sound wave density-variable logger | |
| CN103235335A (en) | Intense sound pulse logging system | |
| CN202794558U (en) | Mining intrinsic safety type transient electromagnetic instrument | |
| CN109322660A (en) | A kind of main stress direction measurement-while-drilling system signal exciting bank of level | |
| CN202100254U (en) | Cableless signal transmission system for oil and gas wells | |
| CN213175619U (en) | Small-bore horizontal well storage and cementing quality detector and logging system | |
| CN102305065A (en) | Wireless signal transmission method and system for oil and gas wells | |
| CN104265275A (en) | Coal mine underground direction while drilling gama logging instrument and measuring method thereof | |
| CN201963291U (en) | Storage type acoustic amplitude variable density and temperature pressure combined test instrument | |
| CN220252191U (en) | Logging instrument ground testing device | |
| CN203337830U (en) | Monitoring device using tunnel face blasting as seismic source | |
| CN202707047U (en) | Natural gamma and well inclination direction combined logging instrument | |
| CN104912543A (en) | Deviational survey while drilling device | |
| CN204716227U (en) | With brill inclination measurement device | |
| CN202926322U (en) | Drill vibration signal collection short section | |
| CN103257359A (en) | Continuous vibration signal automatic recording device for underground coal mine | |
| WO2022166457A1 (en) | Borehole transient electromagnetic radial long-range detection and observation system and method | |
| CN203685162U (en) | Storage type acoustic wave variable density logging instrument |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131106 |
|
| CX01 | Expiry of patent term |