CN103821500A - Coalbed methane subsurface pressure gauge with vibration sensing function and measuring method thereof - Google Patents

Coalbed methane subsurface pressure gauge with vibration sensing function and measuring method thereof Download PDF

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Publication number
CN103821500A
CN103821500A CN201410065749.4A CN201410065749A CN103821500A CN 103821500 A CN103821500 A CN 103821500A CN 201410065749 A CN201410065749 A CN 201410065749A CN 103821500 A CN103821500 A CN 103821500A
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CN
China
Prior art keywords
data
ground
sensing function
subsurface
coal bed
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Pending
Application number
CN201410065749.4A
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Chinese (zh)
Inventor
李瑾
臧伟
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CHANGZHOU KAIRUI AUTOMATION CONTROL EQUIPMENT Co Ltd
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CHANGZHOU KAIRUI AUTOMATION CONTROL EQUIPMENT Co Ltd
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Priority to CN201410065749.4A priority Critical patent/CN103821500A/en
Publication of CN103821500A publication Critical patent/CN103821500A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a coalbed methane subsurface pressure gauge with the vibration sensing function and a measuring method of the coalbed methane subsurface pressure gauge. The coalbed methane subsurface pressure gauge comprises a subsurface data acquisition device, a ground data processing and analysis device and a communication device. The subsurface data acquisition device measures a pressure value, a temperature value and a three-dimensional acceleration value through a pressure sensor, a temperature sensor and a three-dimensional acceleration sensor respectively, and sends data to the ground data processing and analysis device; the ground data processing and analysis device receives the data; parameters are recovered as the vibration locus and the vibration magnitude of the subsurface data acquisition device through a high-performance processor circuit unit; a working condition data model is established; abnormal subsurface working conditions are identified, and the collected data, an analysis result and alarm information are sent to a background server through a wireless network. In this way, by means of the coalbed methane subsurface pressure gauge with the vibration sensing function and the measuring method of the coalbed methane subsurface pressure gauge, real-time subsurface working condition data can be collected in real time, subsurface working conditions are recovered in real time through algorithm processing, and a report about the abnormal working conditions is sent in time.

Description

The coal bed gas well downforce with vibrating sensing function is taken into account its measuring method
Technical field
The present invention relates to coal bed gas extraction field, particularly relate to a kind of coal bed gas well downforce with vibrating sensing function and take into account its measuring method.
Background technology
Intelligence pressure bomb is the core instrument of coal bed gas wisdom mining control system, and its quality directly has influence on the reliability service of whole coal bed gas extraction control.In coal bed gas extraction process, pressure gauge can be measured down-hole multiple parameter values, such as the pressure and temperature value of down-hole, can better judge that according to these measured values down-hole has or not anomaly, and the smooth gas mining in coal seam is had very important significance.
But underground working is complicated and changeful, some abnormal high vibrations may cause underground equipment to damage and even destroy down-hole coal bed structure, thereby cause great economic loss.By increasing vibrating sensing function to intelligent pressure bomb, Real-Time Monitoring underground vibrating situation, notes abnormalities, and early warning in time, so that client takes the precautionary measures in time, is processed unusual condition, avoids loss.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of coal bed gas well downforce with vibrating sensing function and takes into account its measuring method, can Real-time Collection down-hole real-time working condition data, by algorithm process, reduce in real time underground working, report in time for unusual service condition.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of coal bed gas pressure bomb with vibrating sensing function is provided, comprise: downhole data harvester, ground data Treatment Analysis device and communicator, downhole data harvester is connected by communicator with ground data Treatment Analysis device, described downhole data harvester comprises at least one set detecting device, checkout gear is uploaded Real-time Monitoring Data by communicator, described checkout gear comprises three dimension acceleration sensor, temperature pick up and pressure sensor, the Real-time Monitoring Data that under described ground data Treatment Analysis device received well, data acquisition unit is uploaded is also powered to downhole data harvester.
In a preferred embodiment of the present invention, described communicator is communication cable, and described downhole data harvester also comprises body, and described checkout gear is arranged in body, described communication cable one end is connected with body, and the other end is connected with ground data Treatment Analysis device.
In a preferred embodiment of the present invention, described downhole data harvester also comprises microcontroller circuit unit and ground communication unit, described microcontroller circuit unit is connected with three dimension acceleration sensor, temperature pick up, pressure sensor and ground communication unit respectively, and described ground communication unit and ground data Treatment Analysis device communicate.
In a preferred embodiment of the present invention, described checkout gear also comprises three dimensional angular velocity sensor and geomagnetic sensor.
In a preferred embodiment of the present invention, described ground data Treatment Analysis device comprises underground communica tion unit, high-performance processor circuit unit and wireless communication unit, described underground communica tion unit, high-performance processor circuit unit and wireless communication unit are communicated with successively, and described underground communica tion unit and downhole data harvester communicate.
In a preferred embodiment of the present invention, described ground data Treatment Analysis device is connected with background server by wireless network.
For solving the problems of the technologies described above, another technical solution used in the present invention is: a kind of measuring method of the coal bed gas pressure bomb with vibrating sensing function, comprises the following steps:
A. downhole data harvester passes through pressure sensor, temperature pick up and three dimension acceleration sensor test pressure value, temperature value and three-dimensional acceleration figure respectively, and sends to ground data Treatment Analysis device device by ground communication unit;
B. the data that ground data Treatment Analysis device sends by data acquisition unit under underground communica tion unit received well, and by the processing of high-performance processor circuit unit service data and parser, the three-dimensional acceleration value of obtaining is reduced to oscillation trajectory and the amplitude of downhole data harvester, and in conjunction with pressure, temperature, set up floor data model, identification down-hole unusual service condition in time, give warning in advance, and image data, analysis result, warning message are sent to background server by wireless network.
In a preferred embodiment of the present invention, the sampling rate of described three dimension acceleration sensor, precision and sense acceleration threshold value are adjustable, and collection exceedes at least 16 group three-dimensional acceleration values that threshold value moment is set.
In a preferred embodiment of the present invention, described wireless network comprises GSM/GPRS, WCDMA, LTE, Wifi and Zigbee.
In a preferred embodiment of the present invention, described parser comprises the following steps: real time data under reception and storage well; To data filter preprocessing; Calculate oscillation trajectory and amplitude; Real-time working condition analysis under gasser; Final analysis result data and abnormality warnings upload onto the server for subsequent analysis, interpretation and processing by wireless network.
The invention has the beneficial effects as follows: the present invention has the coal bed gas well downforce of vibrating sensing function and takes into account its measuring method, can Real-time Collection down-hole real-time working condition data, by algorithm process, reduce in real time underground working, report in time for unusual service condition.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing, wherein:
Fig. 1 is the structural representation that the present invention has coal bed gas pressure bomb one preferred embodiment of vibrating sensing function;
Fig. 2 is the structural representation of the downhole data harvester shown in Fig. 1;
Fig. 3 is the structural representation of the ground data Treatment Analysis device shown in Fig. 1;
Fig. 4 is the Processing Algorithm structural representation shown in Fig. 3;
In accompanying drawing, the mark of each parts is as follows: 1, downhole data harvester, 2, ground data Treatment Analysis device, 3, communicator, 4, three dimension acceleration sensor, 5, temperature pick up, 6, pressure sensor, 7, wireless network, 8, background server, 11, microcontroller circuit unit, 12, ground communication unit, 21, underground communica tion unit, 22, high-performance processor circuit unit, 23, wireless communication unit.
The specific embodiment
To the technical scheme in the embodiment of the present invention be clearly and completely described below, obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills, not making all other embodiment that obtain under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1 and Fig. 4, a kind of coal bed gas pressure bomb with vibrating sensing function, comprise: downhole data harvester 1, ground data Treatment Analysis device 2 and communicator 3, downhole data harvester 1 and ground data Treatment Analysis fill 2 and put by communicator 3 and be connected, downhole data harvester 1 comprises at least one set detecting device, checkout gear is uploaded Real-time Monitoring Data by communicator, checkout gear comprises three dimension acceleration sensor 4, temperature pick up 5 and pressure sensor 6, the Real-time Monitoring Data that under ground data Treatment Analysis device 2 received wells, data acquisition unit 1 is uploaded is also powered to downhole data harvester 1, three-dimensional acceleration sensing 4 sampling rates, precision and sense acceleration threshold value can arrange, and can gather and exceed at least 16 group three-dimensional acceleration values that threshold value moment is set, to catch more accurately oscillation trajectory and the amplitude of abnormal vibrations moment downhole hardware.
In addition, described communicator 2 is communication cable, described downhole data harvester 1 also comprises body, described checkout gear is arranged in body, described communication cable one end is connected with body, the other end is connected with ground data Treatment Analysis device 2, and ground data Treatment Analysis device 3 powers to downhole data harvester 1, and the real-time pressure value that under received well, data acquisition unit 1 is uploaded, temperature value and three-dimensional acceleration value.
In addition, downhole data harvester 1 also comprises microcontroller circuit unit 11 and ground communication unit 12, microcontroller circuit unit 11 is connected with three dimension acceleration sensor 4, temperature pick up 5, pressure sensor 6 and ground communication unit phase 12 respectively, and ground communication unit 12 communicates with ground data Treatment Analysis device 2.
In addition, checkout gear also comprises three dimensional angular velocity sensor and geomagnetic sensor, with the vibration detection precision of further winding shaft lower device.
In addition, ground data Treatment Analysis device 2 comprises underground communica tion unit 21, high-performance processor circuit unit 22 and wireless communication unit 23, underground communica tion unit 21, high-performance processor circuit unit 22 and wireless communication unit 23 are communicated with successively, underground communica tion unit 21 communicates with downhole data harvester 1, ground data Treatment Analysis device 2 service datas are processed and parser, the three-dimensional acceleration value of obtaining is reduced to oscillation trajectory and the amplitude of downhole data harvester 1, and in conjunction with pressure, the parameters such as temperature, set up floor data model, identify in time and report down-hole unusual service condition, give warning in advance.
In addition, described ground data Treatment Analysis device 2 is connected with background server 8 by wireless network 7, ground data Treatment Analysis device 2 has wireless remote function, the information exchanges such as collection in worksite data, analysis result, alarm can be crossed to wireless network 7 and be sent to background server 8, so that operation and maintenance personnel is known in time, analyzes, judged and processes abnormal conditions.
A measuring method with the coal bed gas pressure bomb of vibrating sensing function, comprises the following steps:
A. downhole data harvester 1 is by pressure sensor 6, temperature pick up 5 and three dimension acceleration sensor 4 test pressure value, temperature value and three-dimensional acceleration figure respectively, and send to ground data Treatment Analysis device 3 by ground communication unit 12, sampling rate, precision and the sense acceleration threshold value of three dimension acceleration sensor 4 can arrange, and can gather and exceed at least 16 group three-dimensional acceleration values that threshold value moment is set, to catch more accurately oscillation trajectory and the amplitude of abnormal vibrations moment downhole hardware.In addition, downhole data harvester 1 can be expanded increases three dimensional angular velocity sensor and geomagnetic sensor, with the vibration detection precision of further winding shaft lower device;
B. ground data Treatment Analysis device 2 is by the data that under underground communica tion unit 21 received wells, data acquisition unit 1 sends, and by the 22 service datas processing of high-performance processor circuit unit and parser, the three-dimensional acceleration value of obtaining is reduced to oscillation trajectory and the amplitude of downhole data harvester, and in conjunction with pressure, temperature, set up floor data model, identification down-hole unusual service condition in time, give warning in advance, and image data, analysis result, warning message are sent to background server 8 by wireless network 7.So that operation and maintenance personnel is known in time, analyzes, is judged and processes abnormal conditions.Wireless network comprises GSM/GPRS, WCDMA, LTE, Wifi and Zigbee.
In addition, described parser comprises the following steps: real time data under reception and storage well; To data filter preprocessing; Calculate oscillation trajectory and amplitude; Real-time working condition analysis under gasser; Final analysis result data and abnormality warnings upload onto the server for subsequent analysis, interpretation and processing by wireless network.
Be different from prior art, the present invention has the coal bed gas well downforce of vibrating sensing function and takes into account its measuring method, can Real-time Collection down-hole real-time working condition data, by algorithm process, reduce in real time underground working, and report in time for unusual service condition.
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes manual of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.

Claims (10)

1. one kind has the coal bed gas pressure bomb of vibrating sensing function, it is characterized in that, comprise: downhole data harvester, ground data Treatment Analysis device and communicator, downhole data harvester is connected by communicator with ground data Treatment Analysis device, described downhole data harvester comprises at least one set detecting device, checkout gear is uploaded Real-time Monitoring Data by communicator, described checkout gear comprises three dimension acceleration sensor, temperature pick up and pressure sensor, the Real-time Monitoring Data that under described ground data Treatment Analysis device received well, data acquisition unit is uploaded is also powered to downhole data harvester.
2. the coal bed gas pressure bomb with vibrating sensing function according to claim 1, it is characterized in that, described communicator is communication cable, described downhole data harvester also comprises body, described checkout gear is arranged in body, described communication cable one end is connected with body, and the other end is connected with ground data Treatment Analysis device.
3. the coal bed gas pressure bomb with vibrating sensing function according to claim 2, it is characterized in that, described downhole data harvester also comprises microcontroller circuit unit and ground communication unit, described microcontroller circuit unit is connected with three dimension acceleration sensor, temperature pick up, pressure sensor and ground communication unit respectively, and described ground communication unit and ground data Treatment Analysis device communicate.
4. the coal bed gas pressure bomb with vibrating sensing function according to claim 3, is characterized in that, described checkout gear also comprises three dimensional angular velocity sensor and geomagnetic sensor.
5. the coal bed gas pressure bomb with vibrating sensing function according to claim 3, it is characterized in that, described ground data Treatment Analysis device comprises underground communica tion unit, high-performance processor circuit unit and wireless communication unit, described underground communica tion unit, high-performance processor circuit unit and wireless communication unit are communicated with successively, and described underground communica tion unit and downhole data harvester communicate.
6. the coal bed gas pressure bomb with vibrating sensing function according to claim 5, is characterized in that, ground data Treatment Analysis device is connected with background server by wireless network.
7. a measuring method for the coal bed gas pressure bomb with vibrating sensing function as claimed in claim 1, is characterized in that, comprises the following steps:
A. downhole data harvester passes through pressure sensor, temperature pick up and three dimension acceleration sensor test pressure value, temperature value and three-dimensional acceleration figure respectively, and sends to ground data Treatment Analysis device device by ground communication unit;
B. the data that ground data Treatment Analysis device sends by data acquisition unit under underground communica tion unit received well, and by the processing of high-performance processor circuit unit service data and parser, the three-dimensional acceleration value of obtaining is reduced to oscillation trajectory and the amplitude of downhole data harvester, and in conjunction with pressure, temperature, set up floor data model, identification down-hole unusual service condition in time, give warning in advance, and image data, analysis result, warning message are sent to background server by wireless network.
8. the measuring method of the coal bed gas pressure bomb with vibrating sensing function as claimed in claim 7, it is characterized in that, sampling rate, precision and the sense acceleration threshold value of described three dimension acceleration sensor are adjustable, and collection exceedes at least 16 group three-dimensional acceleration values that threshold value moment is set.
9. the measuring method of the coal bed gas pressure bomb with vibrating sensing function as claimed in claim 7, is characterized in that, described wireless network comprises GSM/GPRS, WCDMA, LTE, Wifi and Zigbee.
10. the measuring method of the coal bed gas pressure bomb with vibrating sensing function as claimed in claim 7, is characterized in that, described parser comprises the following steps: real time data under reception and storage well; To data filter preprocessing; Calculate oscillation trajectory and amplitude; Real-time working condition analysis under gasser; Final analysis result data and abnormality warnings upload onto the server for subsequent analysis, interpretation and processing by wireless network.
CN201410065749.4A 2014-02-26 2014-02-26 Coalbed methane subsurface pressure gauge with vibration sensing function and measuring method thereof Pending CN103821500A (en)

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CN104950709A (en) * 2015-06-10 2015-09-30 周海昇 Device efficiency analyzing system based on operating data characteristic recognition
CN109036214A (en) * 2016-06-13 2018-12-18 丽水市信裕机械制造有限公司 Buried cable position prior-warning device
CN110050299A (en) * 2016-12-22 2019-07-23 阿尔卑斯阿尔派株式会社 Sensor node and vibration monitoring system

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104950709A (en) * 2015-06-10 2015-09-30 周海昇 Device efficiency analyzing system based on operating data characteristic recognition
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CN110050299A (en) * 2016-12-22 2019-07-23 阿尔卑斯阿尔派株式会社 Sensor node and vibration monitoring system

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Application publication date: 20140528