CN204716230U - High frequency perforation data collecting instrument - Google Patents
High frequency perforation data collecting instrument Download PDFInfo
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- CN204716230U CN204716230U CN201520423679.5U CN201520423679U CN204716230U CN 204716230 U CN204716230 U CN 204716230U CN 201520423679 U CN201520423679 U CN 201520423679U CN 204716230 U CN204716230 U CN 204716230U
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- connecting rod
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- acceleration transducer
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Abstract
The utility model discloses a kind of high frequency perforation data collecting instrument, comprise connecting rod, On-board test circuit board, connected unit, muff and connector, described On-board test circuit board and connected unit are arranged in muff, On-board test circuit board is arranged in connected unit, connecting rod one end is fixedly connected with the connected unit in muff, the other end is positioned at outside muff, muff is fixedly connected with by connector with connecting rod, connecting rod be provided with pressure sensor and be respectively used to survey circumferential acceleration, axial acceleration, the acceleration transducer of radial acceleration, connected unit is provided with temperature pick up.Under the utility model can test high-temperature and high-pressure conditions, perforation blast impulse lower tubular column transships and dynamic response parameter under asymmetrical loading, solves conventional downhole testing and cannot measure the difficult problem that blast impulse loads lower perforated interval tubing string dynamic response and complicated asymmetrical response.
Description
Technical field
The utility model relates to a kind of data acquisition unit, particularly relates to a kind of high frequency perforation data collecting instrument, belongs to exploration of oil and gas field and development field.
Background technology
The impact of perforation Explosive Shock Loading on perforation tubular column and wellbore integrity is difficult point and the hot issue of perforation research always.Perforation blast produces dynamic inline load, comprises fragment and clashes into and blast impulse, and in blast total energy, about 40% kinetic energy being converted into shell case, 30% is converted into energy of the impinging jet, and 25% is converted into gas impact energy, and 5% is converted into heat energy.
In order to the situation of change of the important dynamic parameter of successful acquisition perforation instant of detonation, be proposed the dynamic PT instrument of perforation of some maturations both at home and abroad.As American I ES company, Owen company, omega company of Britain etc.The intelligent perforation PT instrument of American I ES company can record pressure and temperature data, and advantage can work under the environment of HI high impact, most high impact-resistant acceleration 50000g, and shortcoming to gather perforation acceleration; The perforation PT instrument of Owen company can measuring tempeature, pressure and high-low-range acceleration, but most high-temperature resistant 123 DEG C; The perforation PT instrument heatproof 175 DEG C of omega company of Britain, withstand voltage 173MPa, can gather the multi-channel data comprising pressure, temperature, lateral impact forces, longitudinal impact force, cell voltage simultaneously.
Domestic disclosed in China Patent Publication No. 201915945U a kind of HTHP high frequency dynamic signal testing device, its publication date is 2011-08-03.It carried out simple perforation PT instrument design, can not effectively gather perforation instantaneous data, the tubing string dynamic response caused by blast when measured pressure or accelerating curve cannot reflect perforating job.
Summary of the invention
The purpose of this utility model is the problems referred to above overcoming prior art existence, provides a kind of high frequency perforation data collecting instrument.Under the utility model can test high-temperature and high-pressure conditions, perforation blast impulse lower tubular column transships and dynamic response parameter under asymmetrical loading, solves conventional downhole testing and cannot measure the difficult problem that blast impulse loads lower perforated interval tubing string dynamic response and complicated asymmetrical response.
For achieving the above object, the technical solution adopted in the utility model is as follows:
A kind of high frequency perforation data collecting instrument, it is characterized in that: comprise connecting rod, On-board test circuit board, connected unit, muff and connector, described On-board test circuit board and connected unit are arranged in muff, On-board test circuit board is arranged in connected unit, connecting rod one end is fixedly connected with the connected unit in muff, the other end is positioned at outside muff, muff is fixedly connected with by connector with connecting rod, connecting rod be provided with pressure sensor and be respectively used to survey circumferential acceleration, axial acceleration, the acceleration transducer of radial acceleration, connected unit is provided with temperature pick up.
Described connecting rod is provided with two pieces for surveying the acceleration transducer of circumferential acceleration, acceleration transducer is positioned at muff and axis is parallel with connecting rod cylindrical tangential direction.
Described connecting rod is provided with one piece for surveying the acceleration transducer of axial acceleration, acceleration transducer is positioned at muff and axis is parallel with connecting rod axis direction.
Described connecting rod is provided with one piece for surveying the acceleration transducer of radial acceleration, acceleration transducer be positioned at muff and axis and connecting rod radial parallel.
Described connecting rod is provided with one piece of pressure sensor for measuring pressure, and pressure sensor is positioned on the connecting rod outside muff.
Employing the utility model has the advantage of:
One, the utility model can test dynamic response under blast impulse lower tubular column overload and asymmetrical loading: one is the structure design of domestic original creation, devise 3-axis acceleration structure, solve perforated interval tubing string asymmetric dynamic mechanical response test problem under blast impulse; Two is ensure that acceleration transducer sensing element can not be influenced by ambient temperature, enables equipment reliably working under high temperature and high pressure environment; Three is solve the problem that sensor mounting block not only can not damage but also can not cause because of its material frequency response test signal distortion under the strong overload of blast; Four is solve testing arrangement versatility problem, makes it can connect Multiple Type perforating gun.
Two, the utility model can meet the testing requirement of down-hole high temperature (175 DEG C), high pressure (210MPa of resistance to dynamic pressure, static pressure 105MPa), high overload (100000g), high frequency sound (200kHz), long-time (memory capacity 4M).
To sum up, under the utility model can test high-temperature and high-pressure conditions, perforation blast impulse lower tubular column transships and dynamic response parameter under asymmetrical loading, solves conventional downhole testing and cannot measure the difficult problem that blast impulse loads lower perforated interval tubing string dynamic response and complicated asymmetrical response.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation
Fig. 2 is the structural representation that the utility model is arranged in damping holder cylinder
Be labeled as in figure: 1, crossover sub; 2, spring; 3, righting steel bushing; 4, packing ring; 5, shock absorption outer cylinder; 6, sliding sleeve; 7, tail blocks up; 8, perforation high-frequency data Acquisition Instrument; 9, connecting rod; 10, connected unit; 11, muff; 12, connector; 13, the first screw; 14, the second screw; 15, the 3rd screw; 16, plane; 17, the 4th screw.
Detailed description of the invention
embodiment 1
A kind of high frequency perforation data collecting instrument, comprise connecting rod 9, On-board test circuit board, connected unit 10, muff 11 and connector 12, described On-board test circuit board and connected unit 10 are arranged in muff 11, On-board test circuit board is arranged in connected unit 10, connecting rod 9 one end is fixedly connected with the connected unit 10 in muff 11, the other end is positioned at outside muff 11, muff 11 is fixedly connected with by connector 12 with connecting rod 9, connecting rod 9 be provided with pressure sensor and be respectively used to survey circumferential acceleration, axial acceleration, the acceleration transducer of radial acceleration, connected unit 10 is provided with temperature pick up.
In the present embodiment, described connecting rod 9 is provided with two pieces for surveying the acceleration transducer of circumferential acceleration, acceleration transducer is positioned at muff 11 and axis is parallel with connecting rod 9 cylindrical tangential direction.
In the present embodiment, described connecting rod 9 is provided with one piece for surveying the acceleration transducer of axial acceleration, acceleration transducer is positioned at muff 11 and axis is parallel with connecting rod 9 axis direction.
In the present embodiment, described connecting rod 9 is provided with one piece for surveying the acceleration transducer of radial acceleration, acceleration transducer be positioned at muff 11 and axis and connecting rod 9 radial parallel.
In the present embodiment, described connecting rod 9 is provided with one piece of pressure sensor for measuring pressure, and pressure sensor is positioned on the connecting rod 9 outside muff 11.
Embodiment 2
The present embodiment is described further the utility model by reference to the accompanying drawings.
As shown in Figure 1, high-frequency data Acquisition Instrument comprises connecting rod 9, On-board test circuit board, connected unit 10, muff 11, connector 12 etc.Be arranged on by two pieces of acceleration transducers in the first screw 13 of connecting rod 9, the axis of acceleration transducer is parallel with connecting rod 9 cylindrical tangential direction, surveys circumferential acceleration; Be arranged on by one piece of acceleration transducer in the second screw 14 of connecting rod 9, the axis of acceleration transducer is parallel with connecting rod 9 axis direction, surveys axial acceleration; Be arranged on by one piece of acceleration transducer in the 3rd screw 15 of connecting rod 9, axis and the connecting rod 9 of acceleration transducer are radial parallel, survey radial acceleration; Connecting rod 9 is connected with the halfpace of connected unit 10 by connecting rod right-hand member, and both fix with M5 nut; Temperature pick up is arranged on plane 16 place of connected unit 10; Pressure sensor is installed the 4th screw 17 of connecting rod 9, measuring pressure; Send into after On-board test circuit board is fixed on connected unit in muff 11, together with by connector 12 muff 11 being screwed in connecting rod 9.
The improvement that the utility model mainly carries out in high-frequency data Acquisition Instrument structure, as the set-up mode etc. of sensor, other can adopt prior art as On-board test circuit board, circuit connecting relation etc.
Embodiment 3
The present embodiment is arranged in damping holder cylinder the utility model by reference to the accompanying drawings and is described.
As shown in Figure 2, damping holder cylinder comprises crossover sub 1, shock absorption outer cylinder 5 and tail stifled 7, described crossover sub 1 is arranged on shock absorption outer cylinder 5 upper end, tail stifled 7 is arranged on shock absorption outer cylinder 5 lower end, damping is provided with in crossover sub 1, lower damping is provided with in tail stifled 7, perforation high-frequency data Acquisition Instrument 8 is arranged in shock absorption outer cylinder 5, and between upper damping and lower damping, upper damping coordinates with perforation high-frequency data Acquisition Instrument 8 upper end, and lower damping coordinates with perforation high-frequency data Acquisition Instrument 8 lower end.
In the present embodiment, described crossover sub 1 is crossover sub with holes, and crossover sub 1 one end is link, and the other end is positioned at shock absorption outer cylinder 5 and is provided with damping.
In the present embodiment, described upper damping comprises the righting steel bushing 3 be arranged in crossover sub 1, spring 2 and packing ring 4, spring 2 is arranged on righting steel bushing 3 one end, and packing ring 4 to be arranged in righting steel bushing 3 other end and to connect with perforation high-frequency data Acquisition Instrument 8 upper end.
In the present embodiment, described lower damping comprises and is arranged on tail and blocks up sliding sleeve 6, spring 2 and packing ring 4 in 7, and spring 2 is arranged on sliding sleeve 6 one end, and packing ring 4 to be arranged in sliding sleeve 6 other end and to connect with perforation high-frequency data Acquisition Instrument 8 lower end.
Be loaded in perforation high-frequency data Acquisition Instrument damping holder cylinder during the utility model test, it connects button-type and adopts 2-7/8 " the general button-type of ACME, can be connected with initiator and screen casing.Be connected to the bottom of oil pipe or drilling rod bottom or transmission perforation tubing string during test, gather the dynamic response data of perforation diverse location.
Claims (5)
1. a high frequency perforation data collecting instrument, it is characterized in that: comprise connecting rod (9), On-board test circuit board, connected unit (10), muff (11) and connector (12), described On-board test circuit board and connected unit (10) are arranged in muff (11), On-board test circuit board is arranged in connected unit (10), connecting rod (9) one end is fixedly connected with the connected unit (10) in muff (11), the other end is positioned at muff (11) outward, muff (11) is fixedly connected with by connector (12) with connecting rod (9), connecting rod (9) be provided with pressure sensor and be respectively used to survey circumferential acceleration, axial acceleration, the acceleration transducer of radial acceleration, (10) are provided with temperature pick up to connected unit.
2. high frequency perforation data collecting instrument according to claim 1, it is characterized in that: described connecting rod (9) is provided with two pieces for surveying the acceleration transducer of circumferential acceleration, acceleration transducer is positioned at muff (11) and axis is parallel with connecting rod (9) cylindrical tangential direction.
3. high frequency perforation data collecting instrument according to claim 1 and 2, it is characterized in that: described connecting rod (9) is provided with one piece for surveying the acceleration transducer of axial acceleration, acceleration transducer is positioned at muff (11) and axis is parallel with connecting rod (9) axis direction.
4. high frequency perforation data collecting instrument according to claim 3, it is characterized in that: described connecting rod (9) is provided with one piece for surveying the acceleration transducer of radial acceleration, acceleration transducer be positioned at muff (11) and axis and connecting rod (9) radial parallel.
5. high frequency perforation data collecting instrument according to claim 4, it is characterized in that: described connecting rod (9) is provided with one piece of pressure sensor for measuring pressure, and pressure sensor is positioned on muff (11) connecting rod outward (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520423679.5U CN204716230U (en) | 2015-06-18 | 2015-06-18 | High frequency perforation data collecting instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520423679.5U CN204716230U (en) | 2015-06-18 | 2015-06-18 | High frequency perforation data collecting instrument |
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| CN204716230U true CN204716230U (en) | 2015-10-21 |
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| CN201520423679.5U Active CN204716230U (en) | 2015-06-18 | 2015-06-18 | High frequency perforation data collecting instrument |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105352696A (en) * | 2015-11-17 | 2016-02-24 | 北京理工大学 | Downhole string dynamic response test system and test method under explosive blast |
| CN106908339A (en) * | 2017-02-14 | 2017-06-30 | 西南石油大学 | A kind of Oil/gas Well downhole perforation blast perforation tubular column Experiments of Machanics system and method |
| CN108894758A (en) * | 2018-06-05 | 2018-11-27 | 西安物华巨能爆破器材有限责任公司 | A kind of oil/gas well multi-stage perforator initiation control method based on accelerometer |
| CN111487026A (en) * | 2020-04-09 | 2020-08-04 | 中国石油天然气集团有限公司 | Perforation high-frequency vibration damping effect test and downhole tubular column analysis method |
-
2015
- 2015-06-18 CN CN201520423679.5U patent/CN204716230U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105352696A (en) * | 2015-11-17 | 2016-02-24 | 北京理工大学 | Downhole string dynamic response test system and test method under explosive blast |
| CN106908339A (en) * | 2017-02-14 | 2017-06-30 | 西南石油大学 | A kind of Oil/gas Well downhole perforation blast perforation tubular column Experiments of Machanics system and method |
| CN106908339B (en) * | 2017-02-14 | 2019-07-26 | 西南石油大学 | A kind of oil/gas well downhole perforation explosion perforation tubular column experiment of machanics system and method |
| CN108894758A (en) * | 2018-06-05 | 2018-11-27 | 西安物华巨能爆破器材有限责任公司 | A kind of oil/gas well multi-stage perforator initiation control method based on accelerometer |
| CN108894758B (en) * | 2018-06-05 | 2020-10-27 | 西安物华巨能爆破器材有限责任公司 | Oil-gas well multistage perforation detonation control method based on accelerometer |
| CN111487026A (en) * | 2020-04-09 | 2020-08-04 | 中国石油天然气集团有限公司 | Perforation high-frequency vibration damping effect test and downhole tubular column analysis method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200915 Address after: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Co-patentee after: CNPC Chuanqing Drilling Engineering Co.,Ltd. Patentee after: CHINA NATIONAL PETROLEUM Corp. Address before: Chenghua District Green Road 610051 Chengdu City, Sichuan province 1 No. 3 Chuanqing drilling Department of Science & Technology Patentee before: CNPC Chuanqing Drilling Engineering Co.,Ltd. |
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| TR01 | Transfer of patent right |