CN201288548Y - Drilling data wireless transmission apparatus for gas drilling - Google Patents
Drilling data wireless transmission apparatus for gas drilling Download PDFInfo
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- CN201288548Y CN201288548Y CNU2008201410963U CN200820141096U CN201288548Y CN 201288548 Y CN201288548 Y CN 201288548Y CN U2008201410963 U CNU2008201410963 U CN U2008201410963U CN 200820141096 U CN200820141096 U CN 200820141096U CN 201288548 Y CN201288548 Y CN 201288548Y
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Abstract
A gas drilling accompanying wireless transmission device belongs to a transmission device which is used for gas drilling accompanying data test in oil gas exploitation field. The purpose of the utility mode is to settle to the problem that the transmission device for gas drilling accompanying data test in prior art can not real-time transmit data. The transmission device according to the utility model comprises a down-well non-magnetic drill short connection device, a wireless network relay and an antenna which are installed at the single flow valve in the drilling tool, a wireless network relay and antenna which are installed at the square drill pipe, a ground wireless network bridge and a computer. The down-well non-magnetic drill short connection device is internally installed with a pressure sensor, a temperature sensor, a powder dust water content sensor, an electronic compass, an analog-digital converter, a wireless network bridge, a transmission antenna and a battery power supplying system for supplying power to the components. The analog-digital converter is electrically connected with each sensor and the wireless network bridge. The transmission antenna is electrically connected with the wireless network bridge. The ground wireless network bridge and antenna are matched with the microwave signal transmitted by the transmission antenna. The ground wireless network bridge is electrically connected with the computer.
Description
Technical field
The utility model belongs to the transmitting device that is used for the gas drilling while drilling test data in the oil-gas mining field.
Background technology
Utilize gas drilling to obtain a large amount of popularizations and application in recent years, it is increasing substantially rate of penetration, reducing the pollution of oil-gas Layer and is in time finding aspect the oil-gas Layer outstanding contribution is arranged, but it also has a lot of problems, the scope of application is narrower, and distinct issues collapse for the stratum water outlet causes the borehole wall, down-hole blasting and hole trajectory control.
Down-hole blasting problem and stratum water outlet can be 200610021853.9 by number of patent application, name is called the application for a patent for invention disclosed method monitoring of " continuous monitoring method of a kind of gas drilling down-hole state ", but this application disclosed method is at the ground indirect monitoring, directly state under the testing well.
High the pressure of the drill uses rock bit to improve rate of penetration, and hole deviation control and measurement are the comparison distinct issues, and especially gas bores the measurement while drilling of directional well, horizontal well, and its transfer of data is a key issue.
Measurement while drilling in the mud well is to utilize mud-pulse transmission signal, this technology is very ripe, be can not be applied in the gas drilling, that replace it is electromagnetic impulse signal transmission technology (EMMWD-Electromagnetic Measurement While Drilling).EMMWD utilizes ultra-low frequency electromagnetic wave directly to pass the stratum to arrive geoceiver, if well depth is dark, formation impedance is less, ultra-low frequency electromagnetic wave is attenuated in the process of penetrating ground, can not arrive ground is effectively received, signal transmission distance is generally 700m～3200m, and use Antenna extender technology and relaying technique can reach the transmission range of practical application, but its difficulty is bigger, message transmission rate is lower, can not real-time Transmission imaging logging information.
In addition, downhole stored formula measurement while-drilling instrument can not real-time transmission data, utilizes the sonic transmissions technology, difficult with solve drilling well vibrations noise problem.
The utility model content
The purpose of this utility model is to solve the problem that the transmitting device of underground measuring while drilling data in the existing gas drilling can not real-time transmission data, a kind of radio transmitting device that can be applicable to the transmission of gas drilling while drilling test data is provided, transmitting power is littler, have the littler electric power system in assembly structure and space, realize that high-speed real-time ground transmits underground test data and handles to ground.
The gas drilling while drilling wireless data transmission device, comprise the sensor of acquired signal and the computer of processing signals, also comprise the analog-digital converter that is connected with sensor electrical, the wireless bridge that is electrically connected with analog-digital converter, the transmitting antenna that is electrically connected with wireless bridge and the battery power supply system of giving above-mentioned each parts power supply, transmitting antenna is arranged in the drilling tool, the terrestrial wireless bridge that the microwave signal that setting and transmitting antenna send on the ground is complementary, the terrestrial wireless bridge is electrically connected with computer.
Described sensor comprises pressure sensor, temperature pick up, dust water content sensor and electronic compass.Pressure sensor testing well bottom pressure is judged the hole cleaning situation; Temperature pick up test drilling tool annular space gas temperature, if the down-hole has taken place to fire, the annular space gas temperature can sharply increase, and judges the degree of firing with this, and the fire extinguishing of whether stopping the supple of gas or steam of making a strategic decision; Dust water content sensor formation testing water outlet situation; Electronic compass is measured well inclination angle, azimuth and tool face azimuth, realizes measurement in real time of directional well track or control.
Described wireless bridge and terrestrial wireless bridge are the double-frequency wireless bridge, and its frequency is respectively 2.4GHz, 5.8GHz, and its operating frequency is determined according to the drilling tool internal diameter by computer.
Described radio transmitting device also comprises wireless network repeater and the antenna that is arranged on drilling tool inside.
Described radio transmitting device also comprises wireless network repeater and the antenna that is arranged in the kelly bar.
Per 1000 meter amperes are adorned 1 wireless network repeater and antenna in the described drilling tool.
Described sensor, analog-digital converter, wireless bridge, transmitting antenna, battery power supply system be integrated to be assemblied in the down-hole does not have magnetic and bores very in the short circuit.
The utility model adopts said structure, can be installed in the drill bit top to sensor to gather underground signal, and by analog-digital converter, wireless bridge and transmitting antenna the signal of gathering is converted to data signal and is converted to microwave signal again, pass to computer after the wireless bridge that utilizes drilling tool to be transferred to ground as guide directional receives and handle; Wireless microwave signal is coupling in the drilling tool transmits, solved the omnidirectional transmission of existing wireless devices on the one hand and caused the short problem of transmission range, can utilize existing wireless transmission component on the other hand, have following beneficial effect:
(1), can realize the real-time Transmission of measuring while drilling data under the gas drilling condition without mud wave transmission signal;
(2) signal transmission apparatus can be used for reference ripe radio network technique (WLAN), compares with EMMWD, and transmitting power is reduced to the mW level by the 100W level, can use more small-sized powered battery;
(3) can realize the high-speed bidirectional traffic rate of 54Mbps;
(4) can realize the control and the data acquisition of underground equipment.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Number in the figure: the 1st, pressure sensor, the 2nd, temperature pick up, the 3rd, dust water content sensor, the 4th, electronic compass, the 5th, analog-digital converter, the 6th, wireless bridge, the 7th, transmitting antenna, the 8th, the wireless network repeater and the antenna of ball-and-seat, the 9th, the wireless network repeater and the antenna at kelly bar place, the 10th, terrestrial wireless bridge and antenna, the 11st, computer, the 12nd, battery power supply system.
The specific embodiment
Below in conjunction with specific embodiments and the drawings the utility model is further described.
As shown in Figure 1, the gas drilling while drilling wireless data transmission device comprises that the down-hole that is arranged on drill bit top do not have wireless network repeater and antenna 8, the wireless network repeater that is arranged on the kelly bar place and antenna 9, terrestrial wireless bridge and antenna 10 and computer 11 that magnetic bores short circuit very, is arranged on ball-and-seat place in the drilling tool.
The down-hole does not have the magnetic brill and very is provided with pressure sensor 1, temperature pick up 2, dust water content sensor 3, electronic compass 4, analog-digital converter 5, wireless bridge 6, transmitting antenna 7 and gives the battery power supply system 12 of above-mentioned parts power supply in the short circuit.Analog-digital converter 5 is connected with above-mentioned each sensor electrical, wireless bridge 6 is electrically connected with analog-digital converter 5, the transmitting antenna that is electrically connected with wireless bridge 6 is arranged in the drilling tool, the terrestrial wireless bridge and the antenna 10 that are arranged on ground are complementary (being that the microwave signal that transmitting antenna 7 sends can be received and transmit by the antenna of terrestrial wireless bridge and antenna 10) with the microwave signal that transmitting antenna 7 sends, and the terrestrial wireless bridge is electrically connected with computer 11.
Above-mentioned wireless bridge and terrestrial wireless bridge all are the double-frequency wireless bridges, and its frequency is respectively 2.4GHz, 5.8GHz, and its operating frequency is determined according to the drilling tool internal diameter by computer.
It is as follows to adopt said apparatus will be transferred to the method step of handling on ground with data wireless under the drilling well when gas drilling:
A., the down-hole that is integrated with pressure sensor 1, temperature pick up 2, dust water content sensor 3, electronic compass 4, analog-digital converter 5, wireless bridge 6, transmitting antenna 7 and battery power supply system 12 is installed above drill bit does not have very short circuit of magnetic brill; And change the single current valve block in the drilling tool into nonmetal valve block that microwave signal can be passed through, the valve block of making as pottery or nylon; Per 1000 meter amperes are adorned 1 wireless network repeater and antenna 8 of crossing ball-and-seat in the drilling tool; Kelly bar place, ground is provided with wireless network repeater and antenna 9; Terrestrial wireless bridge and antenna 10 and computer 11 are set on the ground;
B. the signal with above-mentioned each sensor acquisition is converted to data signal through analog-digital converter 5, sends into wireless bridge 6 then;
C. wireless bridge 6 is coupled to above-mentioned data signal in the drilling tool with microwave mode by transmitting antenna 7;
D. transmit along drilling tool through the microwave signal of step c coupling, be forwarded to the wireless network repeater and the antenna 9 at kelly bar place, ground through ball-and-seat with nonmetal valve block by wireless network repeater and antenna 8, be forwarded to the terrestrial wireless bridge by wireless network repeater and antenna 9 again and antenna 10 receives;
E. by the terrestrial wireless bridge signal is transferred to computer 11, signal is handled by computer.
Microwave signal will be endured part by the less brill of internal diameter earlier in transmission course, and about 100～300 meters, pass to the bigger drilling rod part of internal diameter again, pass to the less kelly bar part of internal diameter at last.
According to waveguide theory, the transmittability of microwave signal and transmission range are relevant with the drilling tool internal diameter, therefore, according to drilling tool internal diameter size, should adopt different microwave frequencies.
Present embodiment adopts the double-frequency wireless bridge, can be arranged to 2.4GHz (802.11b/g) or 5.8GHz (802.11a) pattern by ground-based computer 11 easily.Per 1000 meters have been used 1 wireless network repeater and antenna 8 in whole microwave signal transmission course, and each wireless network repeater and antenna 8 can use the dual system automatic network-building, reduce the chain network system failure rate.
In whole chain type network communication system, use relaying more, but, therefore can not influence the application of this device more because trunking because the wireless network relay equipment is little, antenna is little, power consumption is little, cost is low and the wireless network equipment management technology maturation.
Claims (7)
1, gas drilling while drilling wireless data transmission device, comprise the sensor of acquired signal and the computer of processing signals, it is characterized in that, also comprise the analog-digital converter that is connected with sensor electrical, the wireless bridge that is electrically connected with analog-digital converter, the transmitting antenna that is electrically connected with wireless bridge and the battery power supply system of giving above-mentioned each parts power supply, transmitting antenna is arranged in the drilling tool, the terrestrial wireless bridge that the microwave signal that setting and transmitting antenna send on the ground is complementary, the terrestrial wireless bridge is electrically connected with computer.
2, gas drilling while drilling wireless data transmission device according to claim 1 is characterized in that described sensor comprises pressure sensor, temperature pick up, dust water content sensor and electronic compass.
3, gas drilling while drilling wireless data transmission device according to claim 1, it is characterized in that, described wireless bridge and terrestrial wireless bridge are the double-frequency wireless bridge, and its frequency is respectively 2.4GHz, 5.8GHz, and its operating frequency is determined according to the drilling tool internal diameter by computer.
4, gas drilling while drilling wireless data transmission device according to claim 1 is characterized in that described radio transmitting device also comprises wireless network repeater and the antenna that is arranged on drilling tool inside.
5, gas drilling while drilling wireless data transmission device according to claim 1 is characterized in that, described radio transmitting device also comprises wireless network repeater and the antenna that is arranged in the kelly bar.
As gas drilling while drilling wireless data transmission device as described in the claim 4, it is characterized in that 6, per 1000 meter amperes are adorned 1 wireless network repeater and antenna in the described drilling tool.
7, gas drilling while drilling wireless data transmission device according to claim 1 is characterized in that, described sensor, analog-digital converter, wireless bridge, transmitting antenna and battery power supply system be integrated to be assemblied in the down-hole does not have magnetic and bore very in the short circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201410963U CN201288548Y (en) | 2008-10-31 | 2008-10-31 | Drilling data wireless transmission apparatus for gas drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201410963U CN201288548Y (en) | 2008-10-31 | 2008-10-31 | Drilling data wireless transmission apparatus for gas drilling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201288548Y true CN201288548Y (en) | 2009-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201410963U Expired - Fee Related CN201288548Y (en) | 2008-10-31 | 2008-10-31 | Drilling data wireless transmission apparatus for gas drilling |
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| CN (1) | CN201288548Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101908263A (en) * | 2010-07-16 | 2010-12-08 | 天津市国土资源和房屋管理局 | Distributed tandem fine formation temperature measurement and wireless transmission collection system |
| CN101392643B (en) * | 2008-10-31 | 2013-08-14 | 西南石油大学 | Underground data wireless transmission device of gas drilling while drilling |
| CN106437519A (en) * | 2016-09-23 | 2017-02-22 | 中石化石油工程技术服务有限公司 | Gas drilling near-bit torque measuring method |
| CN110939483A (en) * | 2019-12-25 | 2020-03-31 | 华中科技大学 | Underground signal wireless transmission system and method for salt cavern gas storage |
-
2008
- 2008-10-31 CN CNU2008201410963U patent/CN201288548Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101392643B (en) * | 2008-10-31 | 2013-08-14 | 西南石油大学 | Underground data wireless transmission device of gas drilling while drilling |
| CN101908263A (en) * | 2010-07-16 | 2010-12-08 | 天津市国土资源和房屋管理局 | Distributed tandem fine formation temperature measurement and wireless transmission collection system |
| CN101908263B (en) * | 2010-07-16 | 2012-07-04 | 天津市国土资源和房屋管理局 | Distributed tandem fine formation temperature measurement and wireless transmission collection system |
| CN106437519A (en) * | 2016-09-23 | 2017-02-22 | 中石化石油工程技术服务有限公司 | Gas drilling near-bit torque measuring method |
| CN110939483A (en) * | 2019-12-25 | 2020-03-31 | 华中科技大学 | Underground signal wireless transmission system and method for salt cavern gas storage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090812 Termination date: 20161031 |