CN201386571Y - Relay transmission signal while drilling transmitting and receiving device - Google Patents
Relay transmission signal while drilling transmitting and receiving device Download PDFInfo
- Publication number
- CN201386571Y CN201386571Y CN200920080511U CN200920080511U CN201386571Y CN 201386571 Y CN201386571 Y CN 201386571Y CN 200920080511 U CN200920080511 U CN 200920080511U CN 200920080511 U CN200920080511 U CN 200920080511U CN 201386571 Y CN201386571 Y CN 201386571Y
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- electromagnetic wave
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- transmitting apparatus
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 23
- 238000005553 drilling Methods 0.000 title abstract description 33
- 210000001503 joint Anatomy 0.000 claims description 11
- 238000012545 processing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 11
- 238000013461 design Methods 0.000 abstract description 6
- 238000005259 measurement Methods 0.000 abstract description 4
- 239000000725 suspension Substances 0.000 description 11
- 238000005516 engineering process Methods 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 241001074085 Scophthalmus aquosus Species 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model discloses a relay transmission signal while drilling transmitting and receiving device, and relates to the technical field of design of a downhole measurement while drilling data transmission device. The device comprises a signal transceiving assembly and a ground signal acquiring assembly, wherein the signal transceiving assembly includes an electromagnetic wave transceiving device and a battery of the electromagnetic wave transceiving device, the lower end of the electromagnetic wave transceiving device is connected with a male head of a data transmission cable, and the ground signal acquiring assembly is connected with the electromagnetic wave transceiving device by electromagnetic wave in a wireless way; by adopting wired and wireless relay transmission methods, the relay transmission signal while drilling transmitting and receiving device is designed to solve the problems that electromagnetic wave signals are easy to be absorbed by stratum with low resistivity and the signals have serious attenuation; furthermore, the device has the characteristic of more reliable wireless transmission.
Description
Technical field:
A kind of relay transmission is used for adopting gas medium to bore directional well or horizontal well process with boring the signal sending and receiving apparatus, receives and transmit the data that nearly drill bit measuring apparatus records, and relates to the design and manufacturing technology field of DHM-MWD data transmission device.
Background technology:
In drilling process, particularly in the horizontal well drilling process, in order to protect the stratum of boring not to be subjected to the pollution of drilling fluid to greatest extent, make oil-gas Layer keep original storing state as far as possible, can take the multiple technologies thinking, wherein, reservoir can be protected and liberate to gas horizontal well drilling technology to greatest extent, but have the problem of well track monitoring difficulty; At present, mainly adopt both at home and abroad electromagnetic wave while-drilling measuring system monitoring well track during the gas horizontal well drilling, but electromagnetic wave signal is vulnerable to the absorption on low-resistivity stratum, signal fading badly, also can be subjected to the interference of ground environment, through test of many times, the about 2000m of the remote measurement degree of depth that the electromagnetic wave down-hole is stable; Main abroad relay station, prolongation antenna, increase underground signal transmitting power and the reduction signal tranmitting frequency of adopting improves the remote measurement degree of depth, but these four kinds of methods all can't increase substantially the remote measurement degree of depth.The domestic electromagnetic wave while-drilling measuring technique of still not having maturation.
The utility model content:
The utility model is primarily aimed at the shortcoming of prior art, adopts method wired and the radio relay communication transmission, has designed a kind of relay transmission with boring the signal sending and receiving apparatus.
The utility model is achieved in that a kind of relay transmission with boring the signal sending and receiving apparatus, comprises signal sending and receiving assembly and ground signal collection assembly, it is characterized in that:
Described signal sending and receiving assembly comprises electromagnetic wave receiving and transmitting apparatus 10 and electromagnetic wave receiving and transmitting apparatus battery 8, be provided with data receiving processing module, data coding module, signal modulation module, ultralow frequency power amplifier in described electromagnetic wave receiving and transmitting apparatus 10, the lower end of electromagnetic wave receiving and transmitting apparatus 10 is connected with the male 13 of data cable 15;
The upper end of electromagnetic wave receiving and transmitting apparatus battery 8 is connected with receiving and transmitting apparatus hanging head 7, and the lower end of electromagnetic wave receiving and transmitting apparatus battery 8 connects electromagnetic wave receiving and transmitting apparatus 10;
Described ground signal is gathered assembly and is comprised signal receiving device 3, computer 4, inserts ground electrode 5, and ground signal is gathered between the assembly and connected by cable, and ground signal is gathered between the electromagnetic wave receiving and transmitting apparatus 10 of assembly and signal sending and receiving assembly by the electromagnetic wave wireless connections;
The urceolus of described electromagnetic wave receiving and transmitting apparatus 10, electromagnetic wave receiving and transmitting apparatus battery 8 is provided with rubber centralizer 12;
One end of described data cable 15 is provided with the butt joint female, and the other end is provided with butt joint male 13;
The lower end of electromagnetic wave receiving and transmitting apparatus 10 is provided with female groove;
Described receiving and transmitting apparatus hanging head 7 is fixed on the shoulder in the insulating short section 6.
When using this with brill signal receiving and transmitting apparatus, according to the length of down-hole horizontal section, nearly the measuring apparatus at drill bit place is inserted in the non-magnetic drilling tool combination; Measuring apparatus is connected in the position of drilling assembly front end near drill bit then that measuring apparatus drilling assembly G.I.H is the predetermined degree of depth; Adopt payout 15 under the winch, the butt joint female of cable 15 front ends is enclosed within on the butt joint male of measuring apparatus, finish being connected of downhole instrument and cable 15; Cut off cable 15 and connect cable butting male 13 at the place of cutting off at well head, be suspended on the cable suspension 14, on cable suspension 14 shoulder that are fixed in the cable suspension joint 11 connecting the cable 15 that connects male 13; Cable suspension joint 11 is connected in the drilling assembly; Upper end at cable suspension joint 11 connects signal sending and receiving assembly drilling rod 9 and insulating short section 6, after connecting signal sending and receiving assembly drilling rod 9 and insulating short section 6, to put into signal sending and receiving assembly drilling rod 9 by the signal sending and receiving assembly that electromagnetic wave receiving and transmitting apparatus 10 and electromagnetic wave receiving and transmitting apparatus battery 8 combine, and receiving and transmitting apparatus hanging head 7 is connected the upper end of electromagnetic wave receiving and transmitting apparatus battery 8, because being provided with, the lower end of the electromagnetic wave receiving and transmitting apparatus 10 in the signal sending and receiving assembly connects female groove, so, after signal sending and receiving assembly is lowered to signal sending and receiving assembly drilling rod 9, the female groove of the connection that is provided with will be enclosed within cable and connect on the male 13, realization cable 15 is connected with electromagnetic wave receiving and transmitting apparatus 10, when cable 15 and electromagnetic wave receiving and transmitting apparatus 10 realized being connected, the receiving and transmitting apparatus hanging head 7 of the upper end of signal sending and receiving assembly also just hung and is fixed on the interior shoulder of insulating short section 6; Being drilled into the shaft bottom under just can continuing then begins normally to creep into; The length of data cable 15 can be adjusted according to the design well depth in going down process between device for subsurface measuring and the electromagnetic wave sending and receiving assembly, the purpose of adjusting is to guarantee that electromagnetic wave receiving and transmitting apparatus 10 is positioned at the The Small Well lower curved section of straight well section or hole angle≤40 °, when normally creeping into, device for subsurface measuring 16 should be positioned at hole deviation bigger well section or net horizontal section, device for subsurface measuring 16 record coding after the data by data cable 15 with the transfer of data collected electromagnetic wave receiving and transmitting apparatus 10 to top, and with the form sending and receiving earthward of ultra-low frequency electromagnetic wave signal, and receive by the derrick 1 on ground and slotting ground electrode 5, and be transferred to ground signal receiving system 3 by cable 2, passing to computer 4 then handles, send according to result then and revise the direction that drill bit 17 creeps into, with this repeatedly, reach target up to the down-hole.
The beneficial effects of the utility model are: the utility model has adopted the signal transmission form of two-stage relay, wherein, the front end data measuring apparatus is arranged on the position near drill bit, can obtain the information of drill bit position in creeping into really, be transferred to this device by wired mode after the signals collecting, and this device is arranged on overhead nearer down-hole, so can signal is transferred to ground handle by the generate electricity mode of magnetic wave of wireless interface, for the information that do not make acquisition when passing to ground by formation absorption, connect the cable design length as required between nearly drill bit place DATA REASONING instrument and this device, all the time make this straight well section receive the radio magnetic wave transmission range that receiving and transmitting apparatus is in the best, make the wireless transmission section have more reliability with boring signal.
Description of drawings:
Fig. 1 is a structural representation of the present utility model.
The specific embodiment:
Below in conjunction with accompanying drawing the utility model is further specified: the utility model comprises signal sending and receiving assembly and ground signal collection assembly, signal sending and receiving assembly comprises electromagnetic wave receiving and transmitting apparatus 10 and electromagnetic wave receiving and transmitting apparatus battery 8, in electromagnetic wave receiving and transmitting apparatus 10, be provided with the data receiving processing module, data coding module, the signal modulation module, the ultralow frequency power amplifier, the upper end of electromagnetic wave receiving and transmitting apparatus battery 8 is connected with receiving and transmitting apparatus hanging head 7, receiving and transmitting apparatus hanging head 7 is fixed on the shoulder in the insulating short section 6, the lower end of electromagnetic wave receiving and transmitting apparatus battery 8 connects electromagnetic wave receiving and transmitting apparatus 10, the lower end of electromagnetic wave receiving and transmitting apparatus 10 is provided with female groove, female groove of the lower end of electromagnetic wave receiving and transmitting apparatus 10 is connected with the male 13 of data cable 15, for the ease of connecting, one end of data cable 15 is provided with butt joint male 13, and the other end is provided with the butt joint female; Motionless for electromagnetic wave receiving and transmitting apparatus 10 and electromagnetic wave receiving and transmitting apparatus battery 8 are stablized when working, the cylindrical of electromagnetic wave receiving and transmitting apparatus 10 and electromagnetic wave receiving and transmitting apparatus battery 8 is provided with rubber centralizer 12; Ground signal is gathered assembly and is comprised signal receiving device 3, computer 4, inserts ground electrode 5, and ground signal is gathered between the assembly and connected by cable, and ground signal is gathered between the electromagnetic wave receiving and transmitting apparatus 10 of assembly and signal sending and receiving assembly by the electromagnetic wave wireless connections;
When using the relay transmission with brill signal sending and receiving apparatus, the degree of depth according to the down-hole horizontal section, nearly the measuring apparatus at drill bit place is arranged in the non-magnetic drilling tool combination, then the measuring apparatus drilling assembly is connected the position of drilling tool front end, then that measuring apparatus drilling assembly G.I.H is the predetermined degree of depth near drill bit; With payout under the winch 15, following fashionable then, in order to connect, cable 15 is provided with an end G.I.H that connects female, under the weight of cable, the butt joint female is enclosed within on the butt joint male of measuring apparatus, finish downhole instrument and dock being connected of females with cable 15; Then, cut off cable 15 and connect cable butting male 13 at the place of cutting off at well head, be suspended in the hole on the cable suspension 14 connecting the cable 15 that connects male 13, again with on cable suspension 14 shoulder that are fixed in the cable suspension joint 11, then cable suspension joint 11 is connected in the drilling assembly, then, upper end at cable suspension joint 11 connects signal sending and receiving assembly drilling rod 9 and insulating short section 6, after connecting signal sending and receiving assembly drilling rod 9 and insulating short section 6, to put into signal sending and receiving assembly drilling rod 9 by the signal sending and receiving assembly that electromagnetic wave receiving and transmitting apparatus 10 and electromagnetic wave receiving and transmitting apparatus battery 8 combine, and receiving and transmitting apparatus hanging head 7 is connected the upper end of electromagnetic wave receiving and transmitting apparatus battery 8, because being provided with, the lower end of the electromagnetic wave receiving and transmitting apparatus 10 in the signal sending and receiving assembly connects female groove, so, after signal sending and receiving assembly is lowered to signal sending and receiving assembly drilling rod 9, the female groove of the connection that is provided with will be enclosed within cable and connect on the male 13, realization cable 15 is connected with electromagnetic wave receiving and transmitting apparatus 10, when cable 15 and electromagnetic wave receiving and transmitting apparatus 10 realized being connected, the receiving and transmitting apparatus hanging head 7 of the upper end of signal sending and receiving assembly also just hung and is fixed on the interior shoulder of insulating short section 6; Being drilled into the shaft bottom under just can continuing then begins normally to creep into; For the information truth that makes acquisition pass to ground, not by formation absorption, connect the cable design length as required between nearly drill bit place DATA REASONING instrument and this device, all the time make receiving and transmitting apparatus be in best radio magnetic wave transmission range, make the wireless transmission section have more reliability, the length of data cable 15 can be adjusted according to the design well depth in going down process between device for subsurface measuring and the electromagnetic wave sending and receiving assembly, the purpose of adjusting is to guarantee that electromagnetic wave receiving and transmitting apparatus 10 is positioned at the The Small Well lower curved section of straight well section or hole angle≤40 °, when normally creeping into, device for subsurface measuring 16 should be positioned at hole deviation bigger well section or net horizontal section, device for subsurface measuring 16 record coding after the data by data cable 15 with the transfer of data collected electromagnetic wave receiving and transmitting apparatus 10 to top, and transmit earthward with the form of ultra-low frequency electromagnetic wave signal, and receive by the derrick 1 on ground and slotting ground electrode 5, the information that derrick 1 obtains transfers to ground signal receiving system 3 by cable 2, insert ground electrode 5 and directly connect signal receiving device 3, pass to computer 4 by signal receiving device 3 then and handle, thereby provide required engineering and geologic parameter for the directional well engineer.
During the system operate as normal, measuring apparatus 2 in the non-magnetic drilling tool 4 is with engineering parameters such as the hole angle surveyed, drift azimuth, temperature, vibration, cell voltages, transfer to electromagnetic wave launcher 14 with the gamma of being surveyed, the encoded back of resistivity geologic parameter by data cable 11, electromagnetic wave receiving and transmitting apparatus 14 is launched coded data earthward with the ultra-low frequency electromagnetic wave of 2.5Hz～5Hz.Ground signal receiving system 20 receives the electromagnetic wave signal between continuous cable 19 of derrick and the slotting ground electrode 21, ground signal receiving system 20 is connected with computer 22, and the computer software decoding obtains data such as the required hole angle of directional well engineer, drift azimuth.
The measuring apparatus assembly is suspended on the hanging pup joint on the non-magnetic drilling tool; Continue to be drilled into down straight well section or The Small Well tiltedly during section 1000m～1500m with payout under the winch, docking on the measuring apparatus assembly in the non-magnetic drilling tool in the butt joint female of cable front end and the well cut off cable after male is docked and is fixed in the cable suspension pipe nipple; At well head electromagnetic wave sending and receiving assembly is put into special-purpose drilling rod then, the electromagnetic wave receiving and transmitting apparatus cooperates with cable.Data cable length can be according to the well depth adjustment in going down process between device for subsurface measuring assembly and the electromagnetic wave sending and receiving assembly, guarantees that the electromagnetic wave receiving and transmitting apparatus is positioned at the The Small Well lower curved section of straight well section or hole angle≤40 °.When normally creeping into, the device for subsurface measuring assembly is positioned at hole deviation bigger well section even net horizontal section, coding is transferred to the electromagnetic wave receiving and transmitting apparatus on top by data cable after the downhole instrument survey data, and with the form sending and receiving earthward of ultra-low frequency electromagnetic wave signal.Whole system is positioned at the down-hole, does not influence in the drilling process to make up a joint.
Claims (5)
1, a kind of relay transmission comprises signal sending and receiving assembly and ground signal collection assembly with boring the signal sending and receiving apparatus, and it is characterized in that: described signal sending and receiving assembly comprises electromagnetic wave receiving and transmitting apparatus and electromagnetic wave receiving and transmitting apparatus battery:
A. be provided with data receiving processing module, data coding module, signal modulation module and ultralow frequency power amplifier in described electromagnetic wave receiving and transmitting apparatus, the lower end of electromagnetic wave receiving and transmitting apparatus is connected with the male of data cable; The upper end of described electromagnetic wave receiving and transmitting apparatus battery is connected with hanging head, and the lower end of electromagnetic wave receiving and transmitting apparatus battery connects the electromagnetic wave receiving and transmitting apparatus;
B. described ground signal is gathered assembly and is comprised signal receiving device, computer, inserts ground electrode, and ground signal is gathered between the assembly and connected by cable, and ground signal is gathered between the electromagnetic wave receiving and transmitting apparatus of assembly and signal sending and receiving assembly by the electromagnetic wave wireless connections.
2, relay transmission according to claim 1 is with boring the signal sending and receiving apparatus, and it is characterized in that: the cylindrical of described electromagnetic wave receiving and transmitting apparatus, electromagnetic wave receiving and transmitting apparatus battery is provided with the rubber centralizer.
3, relay transmission according to claim 1 is with boring the signal sending and receiving apparatus, and it is characterized in that: an end of described data cable is provided with the butt joint female, and the other end is provided with the butt joint male.
4, relay transmission according to claim 1 is characterized in that: be provided with female groove in the lower end of described electromagnetic wave receiving and transmitting apparatus with boring the signal sending and receiving apparatus.
5, relay transmission according to claim 1 is characterized in that with boring the signal sending and receiving apparatus: described receiving and transmitting apparatus hanging head is fixed on the interior shoulder of insulating short section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920080511U CN201386571Y (en) | 2009-04-30 | 2009-04-30 | Relay transmission signal while drilling transmitting and receiving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920080511U CN201386571Y (en) | 2009-04-30 | 2009-04-30 | Relay transmission signal while drilling transmitting and receiving device |
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| Publication Number | Publication Date |
|---|---|
| CN201386571Y true CN201386571Y (en) | 2010-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920080511U Expired - Fee Related CN201386571Y (en) | 2009-04-30 | 2009-04-30 | Relay transmission signal while drilling transmitting and receiving device |
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| CN (1) | CN201386571Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102400678A (en) * | 2011-12-01 | 2012-04-04 | 中天启明石油技术有限公司 | Data acquisition and transmission device of near-bit measuring instrument |
| CN102725475A (en) * | 2010-02-01 | 2012-10-10 | 钻具技术有限公司 | Shock reduction tool for a downhole electronics package |
| CN103089249A (en) * | 2013-01-09 | 2013-05-08 | 电子科技大学 | Signal wireless electromagnetism transmission system while drilling |
| CN103573260A (en) * | 2013-10-25 | 2014-02-12 | 中国石油集团西部钻探工程有限公司 | Composite electromagnetic wave transmission and measurement while drilling device |
| CN106194153A (en) * | 2015-05-06 | 2016-12-07 | 中国石油天然气股份有限公司 | Drilling tool passing well logging method and system |
| CN110017134A (en) * | 2019-04-26 | 2019-07-16 | 中国地质大学（武汉） | A kind of forced electromagnetic measurement while drilling system and measurement method |
-
2009
- 2009-04-30 CN CN200920080511U patent/CN201386571Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102725475A (en) * | 2010-02-01 | 2012-10-10 | 钻具技术有限公司 | Shock reduction tool for a downhole electronics package |
| CN102725475B (en) * | 2010-02-01 | 2015-09-02 | 钻具技术有限公司 | For the instrument that the minimizing of down-hole electronic building brick is impacted |
| CN102400678A (en) * | 2011-12-01 | 2012-04-04 | 中天启明石油技术有限公司 | Data acquisition and transmission device of near-bit measuring instrument |
| CN102400678B (en) * | 2011-12-01 | 2015-07-08 | 中天启明石油技术有限公司 | Data acquisition and transmission device for near-bit measuring instrument |
| CN103089249A (en) * | 2013-01-09 | 2013-05-08 | 电子科技大学 | Signal wireless electromagnetism transmission system while drilling |
| CN103089249B (en) * | 2013-01-09 | 2015-07-15 | 电子科技大学 | Signal wireless electromagnetism transmission system while drilling |
| CN103573260A (en) * | 2013-10-25 | 2014-02-12 | 中国石油集团西部钻探工程有限公司 | Composite electromagnetic wave transmission and measurement while drilling device |
| CN103573260B (en) * | 2013-10-25 | 2016-01-13 | 中国石油集团西部钻探工程有限公司 | Combined type electric magnetic wave transmission measurement-while-drilling device |
| CN106194153A (en) * | 2015-05-06 | 2016-12-07 | 中国石油天然气股份有限公司 | Drilling tool passing well logging method and system |
| CN106194153B (en) * | 2015-05-06 | 2019-06-11 | 中国石油天然气股份有限公司 | Drilling tool passing well logging method and system |
| CN110017134A (en) * | 2019-04-26 | 2019-07-16 | 中国地质大学（武汉） | A kind of forced electromagnetic measurement while drilling system and measurement method |
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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 |
Granted publication date: 20100120 Termination date: 20170430 |
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| CF01 | Termination of patent right due to non-payment of annual fee |