CN105156099A - Magnetic source beacon used for underground drilling positioning and use method thereof - Google Patents
Magnetic source beacon used for underground drilling positioning and use method thereof Download PDFInfo
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- CN105156099A CN105156099A CN201510321884.5A CN201510321884A CN105156099A CN 105156099 A CN105156099 A CN 105156099A CN 201510321884 A CN201510321884 A CN 201510321884A CN 105156099 A CN105156099 A CN 105156099A
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Abstract
The invention relates to an underground magnetic positioning guiding tool, and especially relates to a magnetic source beacon used for underground drilling positioning and a use method thereof. The technical scheme is that the magnetic source beacon comprises a cable joint, an instrument cabin, a power supply connecting short section, an alternating magnetic field signal generation short section, a guiding piece connecting short section, a waterpower plug seat, a waterpower plug, and a metal guiding head. The lower part of the instrument cabin is connected with the cable joint. The upper part of the instrument cabin is connected with the power supply connecting short section, the alternating magnetic field signal generation short section, and the guiding piece connecting short section in sequence. The upper part of the guiding piece connecting short section is connected with the waterpower plug seat. The waterpower plug seat fixes the waterpower plug through a waterpower plug pin. The waterpower plug is connected with the metal guiding head. Beneficial effects of the method are that magnetic source beacon can be effectively realized, the magnetic source beacon is good in controllability, high in positioning precision, simple in structure, convenient in operation, and low in influence on well drilling technology.
Description
Technical field
The present invention relates to a kind of down-hole magnetic location steering tool, particularly a kind of down hole drill location magnetic source beacon and using method.
Background technology
Along with oil and gas development progressively shifts from self-contained elephant and conventional reservoir to hypotonic low-voltage and low-yield energy reservoir and unconventional reservoir, the quantity of drilling various complex structural well is progressively increased, such as connected well and dual horizontal well etc., these complex structural wells propose high requirement to the range accuracy that directional well is constructed.Complex structural well is the cutting edge technology that can increase substantially Oil/gas Well output and ultimate recovery, the core of complex structural well technology is the coned and management of borehole track, existing geometry guiding technique can realize utilizing accelerometer, magnetometer, the sensor measurement hole angles such as gyroscope, the trajectory parameters such as azimuth, to the measurement of the control of well track according to current drilling direction in drilling process, from the system perspective that well to be drilled and target are formed, these class methods belong to opened loop control, do not consider that target treats the guidance capability of drilling well eye, along with improving constantly drilling guidance required precision, conventional geometric guide-localization technology cannot meet the high-precision requirement of well track.Conventional measurement-while-drilling system simultaneously, the factor (whether the whether measurement of interference Instrument of the precision of inclinometer itself, measurement environment, the accuracy of point position, inclinometer axis axially overlap with well) affecting well track parameter measurement data accuracy all also exists certain error, be difficult to avoid the accumulation of error, the demand of high accuracy guiding cannot be met.
In order to solve the low problem of the guiding accuracy that exists when existing geometry guide-localization technology is applied to complex structural well drilling well, active magnetic guiding technique is introduced in labyrinth well construction, wherein magnetic source beacon produces the key components that effective alternating magnetic field signal is underground location guidance system, when needs are measured, magnetic source beacon is lowered into corresponding position, magnetic source beacon produces effective alternating magnetic field signal and deviational survey data is transferred to ground, thus provide necessary data for positioning and guiding calculates, therefore develop that to have controllability strong, positioning precision is high, structure is simple, convenient operation and little magnetic source beacon is affected on drilling technology, it is the inevitable requirement of high accuracy underground location guiding technique.
Summary of the invention
Object of the present invention is exactly in view of the foregoing defects the prior art has, a kind of down hole drill location magnetic source beacon and using method are provided, can effectively realize magnetic source beacon location, controllability is strong, positioning precision is high, structure is simple, convenient operation and on drilling technology affect little.
A kind of down hole drill location magnetic source beacon that the present invention mentions, its technical scheme is: comprise cable connector, instrument room, power supply connecting short section, alternating magnetic field signal generation pipe nipple, guiding piece connecting short section, waterpower obturating plug, waterpower plug, metal guide head, the bottom stube cable joint of instrument room, the top of instrument room connects power supply connecting short section successively, alternating magnetic field signal generation pipe nipple, guiding piece connecting short section, the top of guiding piece connecting short section connects waterpower obturating plug, waterpower obturating plug fixes waterpower plug by waterpower plug plug, waterpower is connection metal seeker beyond the Great Wall.
Three slotted eyes are provided with in above-mentioned instrument room, signal processing circuit is laid respectively in three slotted eyes, three axis accelerometer and stabilized current driving circuit, the outside of instrument room is provided with first without magnetic urceolus, power supply connecting short section arranges through hole, a side packing contact pin type electrical socket of alternating magnetic field generating means in through hole, power supply connecting short section arranges location T-slot, one end of backstay embeds in T-slot, the other end of backstay connects alternating magnetic field generating means, the outside of alternating magnetic field generating means is provided with second without magnetic urceolus, alternating magnetic field generating means connecting thread connecting rod, whorl brace rod connects waterpower obturating plug through guiding piece connecting short section.
Above-mentioned alternating magnetic field generating means is primarily of magnetic core, skeleton and coil composition, and the outside winding around of magnetic core, the outside of coil is provided with skeleton.
Above-mentioned skeleton adopts epoxy resin, and coil adopts enamel-covered wire coiling, and magnetic core adopts pure iron, silicon steel material.
The using method of a kind of down hole drill location magnetic source beacon that the present invention mentions, comprises the following steps:
A) first, three axle gravity field datas measured by three axis accelerometer in instrument room, signal processing circuit obtains deviational survey data and is uploaded to ground via cable, the electric current that ground frequency-conversion steady-flow power supply provides frequency to be less than the strength range 7A-10A of 2Hz via being linked into after stabilized current driving circuit process in the electrical socket of power supply connecting short section, and then is that alternating magnetic field generating means is powered by electrical socket;
B) secondly, alternating magnetic field generating means is by T-slot backstay, T-slot plane of orientation ensures the axis centering of alternating magnetic field generating means, whorl brace rod is connected with waterpower obturating plug with guiding piece connecting short section, the pole pair alternating magnetic field generating means that is threaded carries out installation to be fixed, the electrical socket of power supply connecting short section provides frequency to be less than the electric current of the strength range 7A-10A of 2Hz for alternating magnetic field generating means, second without the electro-insulating rubber of magnetic urceolus employing sufficient intensity or plastic processing to reduce second without the shielding of magnetic urceolus to alternating magnetic field signal;
C) last, become waterpower draw-gear by waterpower plug, waterpower obturating plug with metal guide head group, waterpower draw-gear guides magnetic source beacon to assigned address by pumping, realizes down hole drill location.
The invention has the beneficial effects as follows: can effectively realize magnetic source beacon location, controllability is strong, positioning precision is high, structure is simple, convenient operation and on drilling technology affect little; Magnetic source beacon cable connector with under enter cable and be connected for magnetic source beacon provides exciting current and deviational survey data upload passage, ground controls the electric current that frequency-conversion steady-flow power supply provides the strength range 7A-10A being less than 2Hz, simple to operate and controllability is strong; Three axle gravity field datas measured by three axis accelerometer, signal processing circuit obtains deviational survey data and is uploaded to ground via cable, according to the deviational survey data of magnetic source beacon and the deviational survey data of alternative current field measurement device, relative attitude data can be obtained, thus improve survey calculation precision and system suitability; Magnetic source beacon infrastructure adopts modularization on the whole, and primarily of instrument room, alternating magnetic field signal generation pipe nipple and waterpower plug guiding device composition, structure is simply convenient to install; Magnetic source beacon utilizes waterpower draw-gear to pump in drilling well, little to the technogenic influence of drilling well.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is cross-sectional view of the present invention;
In upper figure: cable connector 1, instrument room 2, power supply connecting short section 3, alternating magnetic field signal generation pipe nipple 4, guiding piece connecting short section 5, waterpower obturating plug 6, waterpower plug 7, metal guide head 8, first without magnetic urceolus 9, signal processing circuit 10, three axis accelerometer 11, stabilized current driving circuit 12, electrical socket 13, second without magnetic urceolus 14, alternating magnetic field generating means 15, T-slot backstay 16, whorl brace rod 17, through hole 18, T-slot 19, waterpower plug plug 20.
Detailed description of the invention
1-2 by reference to the accompanying drawings, the invention will be further described:
Embodiment 1, a kind of down hole drill location magnetic source beacon that the present invention mentions, comprise cable connector 1, instrument room 2, power supply connecting short section 3, alternating magnetic field signal generation pipe nipple 4, guiding piece connecting short section 5, waterpower obturating plug 6, waterpower plug 7, metal guide head 8, the bottom stube cable joint 1 of instrument room 2, the top of instrument room 2 connects power supply connecting short section 3 successively, alternating magnetic field signal generation pipe nipple 4, guiding piece connecting short section 5, the top of guiding piece connecting short section 5 connects waterpower obturating plug 6, waterpower obturating plug 6 fixes waterpower plug 7 by waterpower plug plug 20, connection metal seeker 8 on waterpower plug 7.
Wherein, three slotted eyes are provided with in instrument room 2, signal processing circuit 10 is laid respectively in three slotted eyes, three axis accelerometer 11 and stabilized current driving circuit 12, the outside of instrument room 2 is provided with first without magnetic urceolus 9, power supply connecting short section 3 arranges through hole 18, a side packing contact pin type electrical socket 13 of alternating magnetic field generating means in through hole 18, power supply connecting short section 3 arranges location T-slot 19, one end of backstay 16 embeds in T-slot 19, the other end of backstay 16 connects alternating magnetic field generating means 15, the outside of alternating magnetic field generating means 15 is provided with second without magnetic urceolus 14, alternating magnetic field generating means 15 connecting thread connecting rod 17, whorl brace rod 17 connects waterpower obturating plug 6 through guiding piece connecting short section 5.
Wherein, alternating magnetic field generating means 15 forms primarily of magnetic core, skeleton and coil, the outside winding around of magnetic core, and the outside of coil is provided with skeleton; Skeleton adopts epoxy resin, and coil adopts enamel-covered wire coiling, and magnetic core adopts pure iron, silicon steel material.
The using method of a kind of down hole drill location magnetic source beacon that the present invention mentions, comprises the following steps:
A) first, three axle gravity field datas measured by three axis accelerometer 11 in instrument room 2, signal processing circuit 10 obtains deviational survey data and is uploaded to ground via cable, the electric current that ground frequency-conversion steady-flow power supply provides frequency to be less than the strength range 7A-10A of 2Hz is linked in the electrical socket 13 of power supply connecting short section 3 after processing via stabilized current driving circuit 12, and then is powered for alternating magnetic field generating means 15 by electrical socket 13;
B) secondly, alternating magnetic field generating means 15 is by T-slot backstay 16, T-slot 19 plane of orientation ensures the axis centering of alternating magnetic field generating means 15, whorl brace rod 17 is connected with waterpower obturating plug 6 with guiding piece connecting short section 5, whorl brace rod 17 pairs of alternating magnetic field generating means 15 carry out installation to be fixed, the electrical socket of power supply connecting short section 3 provides frequency to be less than the electric current of the strength range 7A-10A of 2Hz for alternating magnetic field generating means 15, second adopts the electro-insulating rubber of sufficient intensity or plastic processing to reduce second without the shielding of magnetic urceolus 14 pairs of alternating magnetic field signals without magnetic urceolus 14,
C) last, form waterpower draw-gear by waterpower plug 7, waterpower obturating plug 6 and metal guide head 8, waterpower draw-gear guides magnetic source beacon to assigned address by pumping, realizes down hole drill location.
Embodiment 2: a kind of down hole drill location magnetic source beacon, forms primarily of cable connector 1, instrument room 2, power supply connecting short section 3, alternating magnetic field signal generation pipe nipple 4, guiding piece connecting short section 5, waterpower obturating plug 6, waterpower plug 7 and metal guide head 8;
As shown in Figure 2, described cable connector 1 with under enter cable and be connected for magnetic source beacon provides exciting current and deviational survey data upload passage, instrument room 2 adopts the non-magnetic material such as aluminium alloys and austenitic stainless steel to process, instrument room 2 inner plane lays signal processing circuit 10 in three grooves respectively, three axis accelerometer 11 and stabilized current driving circuit 12, three axle gravity field datas measured by three axis accelerometer 11, signal processing circuit 10 obtains deviational survey data and is uploaded to ground via cable, the electric current that ground frequency-conversion steady-flow power supply provides frequency to be less than the strength range 7A-10A of 2Hz is linked in the electrical socket 13 of power supply connecting short section 3 after processing via stabilized current driving circuit 12, and then powered for field generator for magnetic 15 by electrical socket 13, first adopts the non-magnetic material such as aluminium alloys and austenitic stainless steel to process without magnetic urceolus 9, instrument room 2 is installed fixing without magnetic urceolus 9 by first, power supply connecting short section 3 adopts the non-magnetic material such as aluminium alloys and austenitic stainless steel to process, and pipe nipple is arranged 18 through holes, and near alternating magnetic field generating means one side packing contact pin type electrical socket 13, arranges location T-slot 19 simultaneously.Alternating magnetic field generating means 15 is primarily of magnetic core, skeleton and coil composition, skeleton adopts epoxy resin processing, coil adopts enamel-covered wire to carry out coiling, magnetic core adopts the materials processing of the magnetic such as pure iron and silicon steel, T-slot backstay 16 and whorl brace rod 17 adopt non-magnetic material to process, T-slot backstay embedding 16 enters to power in the T-slot 19 of connecting short section, alternating magnetic field generating means 15 axis centering is ensured by T-slot 19 plane of orientation, whorl brace rod 17 is connected with waterpower obturating plug 6 with guiding piece connecting short section 5, whorl brace rod 17 pairs of field generator for magnetic 15 carry out installation to be fixed, the electrical socket 13 of power supply connecting short section 3 provides frequency to be less than the electric current of the strength range 7A-10A of 2Hz for alternating magnetic field generating means 15, urceolus 14 adopts the electro-insulating rubber of sufficient intensity or plastic processing to reduce the shielding of urceolus to alternating magnetic field signal, it is fixing that alternating magnetic field signal generation pipe nipple 4 adopts rubber or plastics urceolus 14 to install, waterpower plug 7 adopts elastomeric material to process, waterpower obturating plug 6 adopts aluminium copper to process, waterpower obturating plug 6 is processed waterpower plug plug 20, waterpower plug 7 is arranged on waterpower obturating plug 6 by waterpower plug plug 20, waterpower obturating plug 6 is connected with guiding piece connecting short section 5 and whorl brace rod 17, metal guide head 8 is connected with waterpower obturating plug 6 and carries out screens to waterpower plug 7 end face, waterpower plug 7, waterpower obturating plug 6 and metal guide head 8 form waterpower draw-gear, and waterpower draw-gear guides magnetic source beacon to assigned address by pumping.
The above, be only part preferred embodiment of the present invention, any those of ordinary skill in the art all may utilize the technical scheme correct of above-mentioned elaboration or are revised as equivalent technical scheme.Therefore, any simple modification of carrying out according to technical scheme of the present invention or substitute equivalents, belong to the scope of protection of present invention to the greatest extent.
Claims (6)
1. magnetic source beacon is used in a down hole drill location, it is characterized in that: comprise cable connector (1), instrument room (2), power supply connecting short section (3), alternating magnetic field signal generation pipe nipple (4), guiding piece connecting short section (5), waterpower obturating plug (6), waterpower plug (7), metal guide head (8), bottom stube cable joint (1) of instrument room (2), the top of instrument room (2) connects power supply connecting short section (3) successively, alternating magnetic field signal generation pipe nipple (4), guiding piece connecting short section (5), the top of guiding piece connecting short section (5) connects waterpower obturating plug (6), by the fixing waterpower plug (7) of waterpower plug plug (20) on waterpower obturating plug (6), the upper connection metal seeker (8) of waterpower plug (7).
2. a kind of down hole drill location according to claim 1 magnetic source beacon, it is characterized in that: in described instrument room (2), be provided with three slotted eyes, signal processing circuit (10) is laid respectively in three slotted eyes, three axis accelerometer (11) and stabilized current driving circuit (12), the outside of instrument room (2) is provided with first without magnetic urceolus (9), power supply connecting short section (3) arranges through hole (18), a side packing contact pin type electrical socket (13) of alternating magnetic field generating means in through hole (18), power supply connecting short section (3) arranges location T-slot (19), one end of backstay (16) embeds in T-slot (19), the other end of backstay (16) connects alternating magnetic field generating means (15), the outside of alternating magnetic field generating means (15) is provided with second without magnetic urceolus (14), alternating magnetic field generating means (15) connecting thread connecting rod (17), whorl brace rod (17) connects waterpower obturating plug (6) through guiding piece connecting short section (5).
3. a kind of down hole drill location according to claim 2 magnetic source beacon, is characterized in that: described alternating magnetic field generating means (15) is primarily of magnetic core, skeleton and coil composition, and the outside winding around of magnetic core, coil outer is provided with skeleton.
4. a kind of down hole drill location according to claim 3 magnetic source beacon, is characterized in that: described skeleton adopts epoxy resin, and coil adopts enamel-covered wire coiling, and magnetic core adopts pure iron, silicon steel material.
5. the using method of a kind of down hole drill location magnetic source beacon according to any one of claim 1-4, is characterized in that: comprise the following steps:
A) first, three axle gravity field datas measured by three axis accelerometer (11) in instrument room (2), signal processing circuit (10) obtains deviational survey data and is uploaded to ground via cable, the electric current that ground frequency-conversion steady-flow power supply provides frequency to be less than the strength range 7A-10A of 2Hz is linked in the electrical socket (13) of power supply connecting short section (3) via after stabilized current driving circuit (12) process, and then by electrical socket (13) for alternating magnetic field generating means (15) is powered;
B) secondly, alternating magnetic field generating means (15) connects power supply connecting short section (3) by T-slot backstay (16), T-slot (19) plane of orientation ensures the axis centering of alternating magnetic field generating means (15), whorl brace rod (17) is connected with waterpower obturating plug (6) with guiding piece connecting short section (5), whorl brace rod (17) carries out installation to alternating magnetic field generating means (15) to be fixed, the electrical socket of power supply connecting short section (3) is that alternating magnetic field generating means (15) provides frequency to be less than the electric current of the strength range 7A-10A of 2Hz, second adopts the electro-insulating rubber of sufficient intensity or plastic processing to reduce second without magnetic urceolus (14) to the shielding of alternating magnetic field signal without magnetic urceolus (14),
C) last, by waterpower plug (7), waterpower obturating plug (6) and metal guide head (8) composition waterpower draw-gear, waterpower draw-gear guides magnetic source beacon to assigned address by pumping, realizes down hole drill location.
6. the using method of a kind of down hole drill location according to claim 5 magnetic source beacon, it is characterized in that: described alternating magnetic field generating means (15) forms primarily of magnetic core, skeleton and coil, the outside winding around of magnetic core, the outside of coil is provided with skeleton.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510321884.5A CN105156099B (en) | 2015-06-12 | 2015-06-12 | A kind of down hole drill positioning magnetic source beacon |
| CN201810044088.5A CN108286427A (en) | 2015-06-12 | 2015-06-12 | A kind of application method of down hole drill positioning magnetic source beacon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510321884.5A CN105156099B (en) | 2015-06-12 | 2015-06-12 | A kind of down hole drill positioning magnetic source beacon |
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| CN201810044088.5A Division CN108286427A (en) | 2015-06-12 | 2015-06-12 | A kind of application method of down hole drill positioning magnetic source beacon |
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| CN105156099A true CN105156099A (en) | 2015-12-16 |
| CN105156099B CN105156099B (en) | 2018-07-06 |
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| CN201810044088.5A Withdrawn CN108286427A (en) | 2015-06-12 | 2015-06-12 | A kind of application method of down hole drill positioning magnetic source beacon |
| CN201510321884.5A Active CN105156099B (en) | 2015-06-12 | 2015-06-12 | A kind of down hole drill positioning magnetic source beacon |
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| CN201810044088.5A Withdrawn CN108286427A (en) | 2015-06-12 | 2015-06-12 | A kind of application method of down hole drill positioning magnetic source beacon |
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Cited By (3)
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| CN111927433A (en) * | 2020-09-09 | 2020-11-13 | 中国石油天然气集团有限公司 | Over-current tension nipple joint and over-current tension magnetic positioning logging instrument |
| CN112253084A (en) * | 2020-09-15 | 2021-01-22 | 中石化石油工程技术服务有限公司 | Underground double-probe magnetic measurement device and method |
| CN112253095A (en) * | 2020-09-15 | 2021-01-22 | 中石化石油工程技术服务有限公司 | Underground alternating magnetic field positioning device and method |
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| CN112253084A (en) * | 2020-09-15 | 2021-01-22 | 中石化石油工程技术服务有限公司 | Underground double-probe magnetic measurement device and method |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105156099B (en) | 2018-07-06 |
| CN108286427A (en) | 2018-07-17 |
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Effective date of registration: 20160307 Address after: 100101 Beijing, Beichen West Road, No. 8 Beichen world center, block A, No. 703, No. Applicant after: Zhao Guoshan Address before: 100101 Beijing, Beichen West Road, No. 8 Beichen world center, block A, No. 703, No. Applicant before: SINOPEC OILFIELD SERVICE CORPORATION Applicant before: SINOPEC SHENGLI PETROLEUM ENGINEERING CO., LTD. Applicant before: Drilling Engineering Technology Co., Ltd., Sinopec Victory Petroleum Engineering Co., Ltd. |
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Effective date of registration: 20160517 Address after: 100101 Beijing, Beichen West Road, No. 8 Beichen world center, block A, No. 703, No. Applicant after: SINOPEC OILFIELD SERVICE CORPORATION Applicant after: SINOPEC SHENGLI PETROLEUM ENGINEERING CO., LTD. Applicant after: Drilling Engineering Technology Co., Ltd., Sinopec Victory Petroleum Engineering Co., Ltd. Address before: 100101 Beijing, Beichen West Road, No. 8 Beichen world center, block A, No. 703, No. Applicant before: Zhao Guoshan |
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Effective date of registration: 20220215 Address after: 100029 Chaoyang District, Beijing Hui Xin Street six, Twelfth level. Patentee after: SINOPEC OILFIELD SERVICE Corp. Patentee after: SINOPEC SHENGLI PETROLEUM ENGINEERING Co.,Ltd. Patentee after: Sinopec Jingwei Co.,Ltd. Patentee after: Shengli directional well company of Sinopec Jingwei Co.,Ltd. Address before: 100101 Beichen West Road, Chaoyang District, Beijing 8 Beichen world center, block A 703. Patentee before: SINOPEC OILFIELD SERVICE Corp. Patentee before: SINOPEC SHENGLI PETROLEUM ENGINEERING Co.,Ltd. Patentee before: DRILLING WELL ENGINEERING TECHNOLOGY COMPANY OF SINOPEC SHENGLI PETROLEUM ENGINEERING Co.,Ltd. |