CN202866799U - Measurement while drilling (MWD) wireless pressure sensor transmission set for petroleum drilling - Google Patents
Measurement while drilling (MWD) wireless pressure sensor transmission set for petroleum drilling Download PDFInfo
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- CN202866799U CN202866799U CN 201220566183 CN201220566183U CN202866799U CN 202866799 U CN202866799 U CN 202866799U CN 201220566183 CN201220566183 CN 201220566183 CN 201220566183 U CN201220566183 U CN 201220566183U CN 202866799 U CN202866799 U CN 202866799U
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Abstract
A measurement while drilling (MWD) wireless pressure sensor transmission set for petroleum drilling comprises a slush pump, a derrick, a riser, a probing pipe, batteries, a pulse actuator, a pulser, a drill collar and drilling fluid, and further comprises a receiving, detecting and processing unit for pressure sensor signals, a drilling rig control room and a driller displayer signal receiving unit, and the receiving, detecting and processing unit for the pressure sensor signals, the drilling rig control room and the driller displayer signal receiving unit are in wireless connection. The detecting and processing unit for the pressure sensor signals comprises a signal detection module, a current/voltage switching circuit, a filtering and amplifying circuit, an analog/digital conversion circuit, a single chip, a transmitting circuit and a transmitting antenna, wherein the signal detection module, the current/voltage switching circuit, the filtering and amplifying circuit, the analog/digital conversion circuit, the single chip, the transmitting circuit and the transmitting antenna are integrated and connected. The drilling rig control room comprises a computer, a wireless transmitting and receiving module which are integrated and connected. The driller displayer signal receiving unit comprises a driller displayer, a wireless receiving module and a receiving antenna, wherein the driller displayer, the wireless receiving module and the receiving antenna are integrated and connected. The MWD wireless pressure sensor transmission set for the petroleum drilling thoroughly gets rid of a series of maladies brought by wired cable transmission, and has the advantages of being fast in transmission rate, low in bit error rate and convenient to move, avoiding that cables are easily damaged and stricken by thunder and bringing great convenience to construction.
Description
Technical field
When the present invention relates to various the creeping into such as oil, geological prospecting, underground salt industry, coalfield, metallurgy with boring terrestrial wireless transmission information device.
Technical background
In the geology drilling process of modern subterranean resource, Geological Engineering, mine, oil, salt industry, coalfield, metallurgy, large hydraulic engineering, engineers and technicians will be promptly and accurately geologic information, drilling track, the orientation of creeping into, situation and the information thereof of drilled strata of grasp drilled strata, engineers and technicians can in time make decisions or in time adjustment according to down-hole information, drilling tool under the control well carries out work according to the wish of driller, for reaching this purpose, engineers and technicians will solve the transmission problem of drilling information.
The at present transmission of drilling information, particularly the drilling information on ground all is to adopt wire transmission basically, stube cable namely, when well data information exchange overvoltage Reeb from the underground high pressure vertical tube that is transferred to ground, pass through again pressure sensor, signal detection module namely, detect the variation of high pressure vertical tube pressure oscillation, usually the high pressure vertical tube pressure wave signal that receives is to be transferred to the control machine room by wire cable, but has a lot of shortcoming and defect in the job site use in the open air of this wire cable transmission means:
1. holding wire also is subject to easily noise jamming and causes error code through causing decay and the distortion of signal after the long-distance transmissions.
2. owing to construct in the open air, cable transmission causes thunderbolt easily, and damage equipment, severe patient cause fire and electric shock accidents.
3. because rig is in vibrational state in operation, cable weares and teares easily, causes leak source and loose contact, affects efficiency of construction.
4. wire cable brings inconvenience in the installation and removal process to site operation.
Summary of the invention
The present invention is in order to overcome above-mentioned shortcoming and defect, adopt the terrestrial wireless transmission means, a series of disadvantages that the wire cable transmission brings have thoroughly been broken away from, it is fast to have transfer rate, the bit error rate is low, conveniently moving has been avoided easily damaged and easy thunderstruck phenomenon of cable, brings great convenience for simultaneously the field construction operation.Purpose of the present invention provides a kind of oil drilling MWD wireless pressure sensor radio transmitting device for situ of drilling well such as geological prospecting, oil, coalfield, metallurgy exactly.
To achieve these goals, technical scheme of the present invention is: a kind of oil drilling MWD wireless pressure sensor radio transmitting device, comprise slush pump, derrick, standpipe, down-hole part and aboveground part, the down-hole part has inserting tube, battery, pulse driver, impulse generator, drill collar, drilling fluid, it is characterized in that aboveground part comprises that pressure sensor signal receives the Check processing part, rig control room, driller's display instrument signal receive section, they are wireless connections, pressure sensor signal receives Check processing and partly comprises signal detection module, the current/voltage-converted circuit, filter amplification circuit, A/D conversion circuit, single-chip microcomputer, radiating circuit, transmitting antenna, they are integrated and connect, rig control room comprises computer, radio receiving transmitting module, they are integrated and connect, driller's display instrument signal receive section comprises driller's display instrument, wireless receiving module, reception antenna, they are integrated and connect, radio receiving transmitting module one end and pressure sensor signal receive the wireless connections of Check processing part, the other end and computer wired connection, reception antenna one end and rig control room wireless connections, the other end and driller's display instrument wired connection.
Beneficial effect of the present invention, because terrestrial transmission adopts wireless transmission method, a series of disadvantages that the wire cable transmission brings have thoroughly been broken away from, it is fast to have transfer rate, the bit error rate is low, conveniently moving has been avoided easily damaged and easy thunderstruck phenomenon of cable, brings great convenience for simultaneously the field construction operation.
Description of drawings
Fig. 1: a kind of oil drilling MWD wireless pressure sensor transmitting device structural representation
Fig. 2: a kind of oil drilling uses view with MWD wireless pressure sensor transmitting device
Among the figure: 1-slush pump 2-pressure sensor signal receives Check processing part 3-driller display instrument signal receive section 4-rig control room 5-drilling fluid 6-impulse generator 7-pulse driver 8-battery 9-inserting tube 10-standpipe 11-drill collar 12-derrick
The specific embodiment
Now in conjunction with Figure of description, Fig. 1, Fig. 2, the invention will be further described.A kind of oil drilling MWD wireless pressure sensor transmitting device, it comprises that slush pump 1, derrick 12, standpipe 10, down-hole part and aboveground part form, the down-hole part comprises inserting tube 5, drilling fluid 9, battery 8, pulse driver 7, impulse generator 6, drill collar 11, and aboveground part comprises that slush pump 1, standpipe 10 pressure sensor signals receive Check processing part 2, driller's display instrument signal receive section 3, rig control room 4.
In drilling process, when using the mechanical instantaneous obstruction of mode or opening the mud flow passage to produce the mode of hydraulic impulse, the hole deviation that the acceleration transducer of underground probe and fluxgate sensor detect, the orientation, after a series of information such as gravity tool-face are encoded, under the control of underground probe cpu, in conjunction with slush pump 1 pump order, pulse driver 7 drives mud pulse generator 6 work, the metrical information of down-hole is passed to the pressure sensor signal reception Check processing part 2 at standpipe 10 places along tube wall with the form of mud pressure ripple, what pressure sensor signal reception Check processing part 2 was at first received signal is signal detection module, carry out the current/voltage conversion, amplification filtering, analog/digital conversion, under the control of single-chip microcomputer, pass through radiating circuit, transmitting antenna is controlled room 4 with information transmitting to rig, on the one hand the information that receives is decoded after rig control room 4 radio receiving transmitting modules are received information, and show on computers; By radio receiving transmitting module this information is sent to driller's display instrument signal receive section 3 on the other hand and carry out the terminal demonstration, be convenient to driller's technical work personnel and in time revise wellbore trace according to these data.
Pressure sensor signal receives Check processing part 2, comprises signal detection module, current/voltage-converted circuit, filter amplification circuit, A/D conversion circuit, single-chip microcomputer, radiating circuit, transmitting antenna.Signal detection module mainly is made of pressure sensor, after pressure sensor receives mud pulse signal, the current signal of output 4mA-20mA, behind the current/voltage-converted circuit, output voltage signal, enter filter amplification circuit, the high-frequency signal that filtering 3Hz is above and the voltage signal behind the pulsating direct current signal are given A/D conversion circuit again, control room 4 by radiating circuit and transmission antennas transmit to rig after single-chip microcomputer is processed.
Rig control room 4 comprises computer, radio receiving transmitting module, radio receiving transmitting module receives the signal that sends from pressure sensor signal Check processing part 2 on the one hand, by computer this signal is deciphered processing and also show on computers, pass on the other hand driller's display instrument signal receive section 3.
Driller's display instrument signal section 3 comprises driller's display instrument, wireless receiving module, reception antenna, reception antenna receives signal and gives the driller display instrument by wireless receiving module, driller's display instrument finally dynamically demonstrates the information that the underground probe sensor detects, and the ground surface works technician can control wellbore trace according to these information.
Claims (3)
1. an oil drilling is with MWD wireless pressure sensor transmitting device, comprise slush pump (1), derrick (12), standpipe (10), down-hole part and aboveground part, the down-hole part has inserting tube (9), battery (8), pulse driver (7), impulse generator (6), drill collar (11), drilling fluid (5), it is characterized in that aboveground part comprises that pressure sensor signal receives Check processing part (2), rig control room (4), driller's display instrument signal receive section (3), they are wireless connections, pressure sensor signal receives Check processing part (2) and comprises signal detection module, the current/voltage-converted circuit, filter amplification circuit, A/D conversion circuit, single-chip microcomputer, radiating circuit, transmitting antenna, they are integrated and connect; Rig control room (4) comprises computer, radio receiving transmitting module, and they are integrated connection, and driller's display instrument signal receive section (3) comprises driller's display instrument, wireless receiving module, reception antenna, and they are integrated and connect.
2. a kind of oil drilling according to claim 1 is characterized in that with MWD wireless pressure sensor transmitting device radio receiving transmitting module one end and pressure sensor signal receive (2) wireless connections of Check processing part, and the other end is connected with serial ports of computers.
3. a kind of oil drilling according to claim 1 is characterized in that reception antenna one end and rig control room (4) wireless connections with MWD wireless pressure sensor transmitting device, and the other end is connected with driller's display instrument serial ports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220566183 CN202866799U (en) | 2012-10-31 | 2012-10-31 | Measurement while drilling (MWD) wireless pressure sensor transmission set for petroleum drilling |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220566183 CN202866799U (en) | 2012-10-31 | 2012-10-31 | Measurement while drilling (MWD) wireless pressure sensor transmission set for petroleum drilling |
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| CN202866799U true CN202866799U (en) | 2013-04-10 |
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| CN 201220566183 Expired - Fee Related CN202866799U (en) | 2012-10-31 | 2012-10-31 | Measurement while drilling (MWD) wireless pressure sensor transmission set for petroleum drilling |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103531004A (en) * | 2013-09-29 | 2014-01-22 | 航天科工惯性技术有限公司 | Driller display and communication method between driller display and ground host |
| CN103790576A (en) * | 2012-10-31 | 2014-05-14 | 东营市天庚石油技术有限公司 | MWD wireless pressure sensor transmission device for petroleum drilling well |
| CN109059985A (en) * | 2018-05-08 | 2018-12-21 | 中国石油集团渤海钻探工程有限公司 | A kind of orientation exploring tube sensor parameter acquisition and automatic storage system |
| CN113464049A (en) * | 2021-06-17 | 2021-10-01 | 湖南坤灵导向技术服务有限公司 | Novel wireless non-excavation director system |
-
2012
- 2012-10-31 CN CN 201220566183 patent/CN202866799U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103790576A (en) * | 2012-10-31 | 2014-05-14 | 东营市天庚石油技术有限公司 | MWD wireless pressure sensor transmission device for petroleum drilling well |
| CN103531004A (en) * | 2013-09-29 | 2014-01-22 | 航天科工惯性技术有限公司 | Driller display and communication method between driller display and ground host |
| CN109059985A (en) * | 2018-05-08 | 2018-12-21 | 中国石油集团渤海钻探工程有限公司 | A kind of orientation exploring tube sensor parameter acquisition and automatic storage system |
| CN113464049A (en) * | 2021-06-17 | 2021-10-01 | 湖南坤灵导向技术服务有限公司 | Novel wireless non-excavation director system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Zimin Inventor after: Zhu Huaijun Inventor after: Xing Shucun Inventor before: Wang Zhimin Inventor before: Zhu Huaijun Inventor before: Xing Shucun |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: WANG ZHIMIN ZHU HUAIJUN XING SHUCUN TO: WANG ZIMIN ZHU HUAIJUN XING SHUCUN |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130410 Termination date: 20201031 |
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| CF01 | Termination of patent right due to non-payment of annual fee |