CN105587307A - Remote on-line monitoring system for oil field acidification - Google Patents

Remote on-line monitoring system for oil field acidification Download PDF

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Publication number
CN105587307A
CN105587307A CN201610068525.8A CN201610068525A CN105587307A CN 105587307 A CN105587307 A CN 105587307A CN 201610068525 A CN201610068525 A CN 201610068525A CN 105587307 A CN105587307 A CN 105587307A
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CN
China
Prior art keywords
acidification
monitoring system
oil field
acidifying
straight tube
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Pending
Application number
CN201610068525.8A
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Chinese (zh)
Inventor
袁伯利
周爱照
邓卫东
李南春
暮雪东
齐文东
王雄
戴刚
吴剑勇
左浩然
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Jingzhou Mind Science & Technology Co Ltd
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Jingzhou Mind Science & Technology Co Ltd
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Priority to CN201610068525.8A priority Critical patent/CN105587307A/en
Publication of CN105587307A publication Critical patent/CN105587307A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00Survey of boreholes or wells
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00Survey of boreholes or wells
    • E21B47/06Measuring temperature or pressure
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00Survey of boreholes or wells
    • E21B47/12Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
    • E21B47/14Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geophysics (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)

Abstract

The invention discloses a remote on-line monitoring system for oil field acidification. According to the remote on-line monitoring system, a monitoring module is connected to a straight tube, and comprises an ultrasonic flow meter, a pressure sensor and a signal output port; the signal output port is connected with an acidification control host, and the acidification control host is connected with a data processing module. According to the remote on-line monitoring system for oil field acidification, which is provided by the invention, the ultrasonic flow meter is adopted, and the measured data is higher in accuracy; pressure measurement is carried out on the straight tube, the measurement process is stable and reliable, and the accuracy of an electronic sensor is an order of magnitude higher than that of a mechanical instrument; automation of data acquisition is realized, and the measurement accuracy is high; manual extraction is not required any more, the labour intensity is reduced, and the influence of human factors is small; the measurement result in high in real-time performance, and dynamic and on-line measurement for operation data is realized; and whole-course playback of the data measured during the whole acidification operation process can be realized, and analysis for the operation effect is facilitated, thus reliable basis is provided for optimization and improvement for the subsequent construction operation.

Description

A kind of acidification of oil field remote online monitoring system
Technical field
The present invention relates to acidification of oil field monitoring technical field, relate in particular to a kind of acidification of oil field remote online monitoringSystem.
Background technology
Acid treatment of oil formation, is to utilize acid solution can dissolve the characteristic of contained salts substances in rock, expands near wellbore zoneThe porosity of oil reservoir, improves in-place permeability, improves oil, gas flow condition, increases the one of oil and gas productionWell stimulation, significant to oilfield stimulation.
In acidizing treatment process, acidifying monitoring technology is occupied very important status, is to optimize acidizing treatmentThe effective means of operation, can effectively monitor construction progress, and the journey that conforms to of acidizing treatment parameter and designDegree, determines best acid solution consumption, and evaluates exactly acidizing effect.
Meanwhile, according to production history situation after condition of construction and acidifying, summarize successful experiences and existence are notFoot, improves success rate and efficient approach for the transformation of acidifying later indicates. Aspect safety work, monitoringTechnology can also be made monitoring to the security of job site (as superpressure etc.).
Acidifying monitoring technology, is mainly the situation over time such as monitoring pressure, discharge capacity, imbibition index,The matching degree of construction parameter and design, and relevant parameters in discharge opeing process is enrolled.
Acidification of oil field operating type is mainly that various acidizing treatment cars (pump truck+tank car) coordinate, according to prior volumeThe acidification technique making carries out. By job requirements, need to record following data, as inspection operation quality,Analyze the foundation of construction effect.
(a) construction pumps into data: squeeze sour pump pressure, discharge capacity, total acid content and corresponding acid solution title and consumption;
(b) closing well reaction data: comprise the construction closed-in time, closing well reaction time, and closing well reaction well headPressure changes;
(c) discharge opeing data: comprise well opening time, draining mode, and the pH value of different drainage points.
The record of above-mentioned data, at present China, substantially in mode manually as main, relies on work on the spot peopleMember checks that the Pressure gauge on pump truck manually records pressure data; The good operation of some condition team, acidifying carUpper meeting is furnished with flowmeter, is used for recording one group of data on flows more, but all needs manual operation, at the construction field (site)Have inconvenience, operating efficiency is also difficult to improve more.
The acidizing treatment work in oil field, the operation group of existing oilfield enterprise oneself bears, and is also contracted out toThird party completes, and makes the integrality of whole data record and authenticity easily be affected by human factors larger.
On the other hand because the intrinsic characteristic of three cylinder pump on acidizing treatment car, cause loine pressure fluctuation andCompression shock is very large, and be very easy to cause flowmeter and Pressure gauge to damage or measure and forbidden, taking Pressure gauge as example,Often can see the situation that pump truck pressure gauge pointer can not make zero, but on its surface, can not affect again normalWork, also can indicate certain numerical value, thus easily out in the cold, also can not get timely replacing, this just causesThe data such as the pressure, flow, total amount injecting are all indefinite, cause acidizing treatment process differ surely completely byRequirement according to technical papers is carried out. In the time that acidizing effect falls flat, being just difficult to judgement is on-the-spot workIndustry existing problems, or technological design existing problems.
Summary of the invention
The object of the invention is to propose a kind of acidification of oil field remote online monitoring system, to solve prior artThe record data manually of middle existence, inefficiency, integrality, accuracy affected are larger, dataRecord chaotic technical problem.
For reaching this object, the present invention by the following technical solutions:
A kind of acidification of oil field remote online monitoring system, comprises acidifying monitoring device, described acidifying monitoring deviceComprise straight tube, on described straight tube, be connected with monitoring modular, described monitoring modular comprises ultrasonic flowmeter, pressurePower sensor and signal output;
The probe of described ultrasonic flowmeter is connected with the sidewall of described straight tube, and described pressure sensor is connected with UType probe tube, described U-shaped probe tube is communicated with described straight tube, described ultrasonic flowmeter and pressure sensorBe connected with described signal output, described signal output is connected with acidifying main control system, described acidifying controlMain frame is connected with data processing module.
Further, the two ends of described straight tube are respectively oil interface in the ninth of the ten Heavenly Stems and well head docking port, described oil interface in the ninth of the ten Heavenly StemsBe connected with the high-pressure hose for connecting acidifying car liquid outlet.
Further, described acidifying main control system comprises base plate, and described base plate comprises power control circuit and letterNumber conversion circuit, described base plate is connected with supply module and external communication interface, described external communication interface withDescribed signal output connects;
Described base plate is provided with ultrasonic signal plate, core board and high speed acquisition board, described ultrasonic signal plateBe connected with described core board with described high speed acquisition board, described core board is connected with display module.
Further, described ultrasonic flowmeter, described U-shaped probe tube and described pressure sensor upper cover connectThere is sealing protective.
Further, described straight tube is provided with two handles, and two described handles are located at respectively described monitoring mouldThe both sides of piece.
Further, described core board is provided with wireless signal output circuit, on described data processing module, establishesThere is wireless signal receiving circuit.
A kind of acidification of oil field remote online monitoring system provided by the invention, when use, adopts ultrasonic flowMeter, the data precision of surveying higher; On straight tube, carry out pressure measxurement, measuring process is reliable and stable, and electronicsSensor will exceed an order of magnitude than mechanical accuracy of instrument; Meanwhile, data acquisition realizes automation, surveysAmount efficiency is high; No longer need manual extraction, greatly reduce labour intensity, and be affected by human factors little;Measurement result real-time is good, has realized dynamic, the online measurement of work data; Whole acidizing treatment processThe data of surveying can omnidistance playback, be convenient to analyze operation effectiveness, for the optimization of follow-up construction operation improves, provide canBy foundation.
Brief description of the drawings
Fig. 1 is the structural representation block diagram of the acidification of oil field remote online monitoring system that provides of the embodiment of the present invention 1;
Fig. 2 is the cuing open of monitoring modular of the acidification of oil field remote online monitoring system that provides of the embodiment of the present invention 1View;
Fig. 3 is the acidifying main control system of the acidification of oil field remote online monitoring system that provides of the embodiment of the present invention 1Structural representation block diagram.
In figure:
1, acidifying monitoring device; 2, acidifying main control system; 3, data processing module; 4, high-pressure hose; 5,Acidifying car; 6, well head; 11, straight tube; 12, ultrasonic flowmeter; 13, pressure sensor; 14, signalDelivery outlet; 15, U-shaped probe tube; 16, oil interface in the ninth of the ten Heavenly Stems; 17, well head docking port; 18, handle; 21, the endPlate; 22, supply module; 23, external communication interface; 24, core board; 25, ultrasonic signal plate; 26,High speed acquisition board; 27, display module.
Detailed description of the invention
Further illustrate technical scheme of the present invention below in conjunction with accompanying drawing and by detailed description of the invention.
Embodiment 1
As Figure 1-3, a kind of acidification of oil field remote online monitoring system, comprises acidifying monitoring device 1, acidChange monitoring device 1 and comprise straight tube 11, on straight tube 11, be connected with monitoring modular, monitoring modular comprises supersonic flowAmount meter 12, pressure sensor 13 and signal output 14;
The probe of ultrasonic flowmeter 12 is connected with the sidewall of straight tube 11, and pressure sensor 13 is connected with U-shapedProbe tube 15, U-shaped probe tube 15 is communicated with straight tube 11, ultrasonic flowmeter 12 and pressure sensor 13Be connected with signal output 14, signal output 14 is connected with acidifying main control system 2, acidifying main control system 2Be connected with data processing module 3.
The two ends of straight tube 11 are respectively oil interface 16 in the ninth of the ten Heavenly Stems and well head docking port 17, and oil interface in the ninth of the ten Heavenly Stems 16 is connected with useIn the high-pressure hose 4 that connects acidifying car 5 liquid outlets.
High-pressure hose 4 connects acidifying car 5, and well head docking port 17 connects well head 6, adopts high-pressure hose 4 toolsHave stronger explosion-resistance characteristic, when acidifying solution is discharged at the liquid outlet of acidifying car 5, the pressure of its generation is larger,Thereby larger for the pressure of connected pipeline, therefore, adopt going out of high-pressure hose 4 and acidifying car 5Liquid mouth connects, and further avoids pipeline destroyed, and acidifying solution can be entered in detection module smoothly.
Acidifying main control system 2 comprises base plate 21, and base plate 21 comprises power control circuit and signal conversion circuit,Base plate 21 is connected with supply module 22 and external communication interface 23, external communication interface 23 and signal output14 connect;
Base plate 21 is provided with ultrasonic signal plate 25, core board 24 and high speed acquisition board 26, ultrasonic signalPlate 25 is connected with core board 24 with high speed acquisition board 26, and core board 24 is connected with display module 27.
Acidifying main control system 2 belongs to data processing unit, concrete, and the data message collecting is dividedAnalyse processing, final, by demonstrating corresponding data and curve by display module 27, wherein, display module27 is LCD LCD MODULE 27.
Ultrasonic flowmeter 12, U-shaped probe tube 15 and pressure sensor 13 upper covers are connected to sealing protective.Adopt the form of straight tube 11, avoid the impulsive force of pipeline fluctuation and pipeline to ultrasonic flowmeter 12 and pressureSensor 13 impacts; By connecing seal protection at ultrasonic flowmeter 12 and pressure sensor 13 upper coversCover, further protects, and forms secondary protection.
Straight tube 11 is provided with two handles, and two handles are located at respectively the both sides of monitoring modular. Practical applicationCheng Zhong, it is maximum that acidifying monitoring device 1 relates to the carrying situation of moving, and therefore, handle is set convenient to itMove, be beneficial to adjusting.
Core board 24 is provided with wireless signal output circuit, and data processing module 3 is provided with reception of wireless signalsCircuit.
Data processing module 3 is computer, as notebook or panel computer, corresponding with regard to middle installation in calculatingAcidizing treatment evaluating system software, can obtain the evaluation of acidifying result by this software. Wherein, data processingModule 3 can obtain corresponding data parameters by the mode of wireless transmission, and this kind of form can further realizeLong-range processing.
The operation principle of this acidification of oil field remote online monitoring system: acidifying solution can be from acidifying car 5 out,Flow through after the straight tube 11 of acidifying monitoring device 1, be injected in on-the-spot oil well. In the process of injecting, ultrasonicThe probe of ripple flowmeter 12 is measured real-time data on flows, and pressure sensor 13 is tested real-time pressure data;Two groups of data are by signal output 14, and the correspondence with foreign country that is sent to acidifying main control system 2 through signal cable connectsMouth 23.
Acidifying main control system 2 receives after data-signal, and ultrasonic flow signal is wherein carried by base plate 21The signaling conversion circuit (485 turn TTL) of confession gathers and resolves, and after ultrasonic signal plate 25 is processed, sends outDeliver to core board 24; Other pressure signal by high speed acquisition board 26 gather, conversion record, by base plateThe 4-20mA pressure of 21 samplings changes, and after translation filtering, sends to core board 24; Core board 24 passes throughBuilt-in embedded system, by after the data analysis obtaining, processing, calculating, sends to LCD liquid crystal displayIn module 27, show corresponding data and curve.
Core board 24 can, by the GPRS/CDMA transmission of wireless signals circuit carrying, upload to data wirelessBe provided with on the desktop computer or notebook of acidizing treatment evaluating system software; Also can pass through 2.4GHz wireless signalTransmission circuit, transfers data on the panel computer that acidizing treatment evaluating system software is installed.
In the main interface of acidizing treatment evaluating system software, can view in data field monitored flow andPressure data, can view in pressure monitor district the curve map of pressure, can view flow in traffic monitoring districtCurve map, and can view in result of calculation district the effect of acidizing treatment, i.e. acidifying skin factor. Meanwhile,This software can be realized associative operation and the setting parameter to software in command area and parameter region.
By the processing of acidizing treatment evaluating system software analysis, draw the real-time pressure, instantaneous of acidizing treatment processFlow, integrated flow, and activity duration, and calculate thus the skin factor of acidizing treatment.
The advantage of this acidification of oil field remote online monitoring system has been to realize dynamic, long-range, online acidifyingOn-stream monitoring; Use ultrasonic flowmeter 12, the data precision of surveying high; Adopt 11 sections of pressure sensors of straight tube13 mensurations, highly effective and safe is reliable; Data acquisition realizes automation, without manual extraction, is subject to human factorAffect littlely, reduced operation labor intensity; Whole operation process data can omnidistance playback, is convenient to analyze.
Native system has been considered on-the-spot unstable mobile effect, can meet the real-time prison of various matrix acidifying processesSurvey demand, and result is evaluated.
Know-why of the present invention has below been described in conjunction with specific embodiments. These are described just in order to explain thisThe principle of invention, and can not be interpreted as by any way limiting the scope of the invention. Based on hereinExplain, those skilled in the art does not need to pay performing creative labour can associate other tool of the present inventionBody embodiment, within these modes all will fall into protection scope of the present invention.

Claims (6)

1. an acidification of oil field remote online monitoring system, is characterized in that, comprises acidifying monitoring device (1),Described acidifying monitoring device (1) comprises straight tube (11), and described straight tube is connected with monitoring modular on (11),Described monitoring modular comprises ultrasonic flowmeter (12), pressure sensor (13) and signal output (14);
The probe of described ultrasonic flowmeter (12) is connected with the sidewall of described straight tube (11), described pressureSensor (13) is connected with U-shaped probe tube (15), described U-shaped probe tube (15) and described straight tube (11)Be communicated with described ultrasonic flowmeter (12) and pressure sensor (13) and described signal output (14)Connect, described signal output (14) is connected with acidifying main control system (2), described acidifying main control system (2)Be connected with data processing module (3).
2. acidification of oil field remote online monitoring system according to claim 1, is characterized in that, described inThe two ends of straight tube (11) are respectively oil interface in the ninth of the ten Heavenly Stems (16) and well head docking port (17), described oil interface in the ninth of the ten Heavenly Stems (16)Be connected with the high-pressure hose (4) for connecting acidifying car (5) liquid outlet.
3. acidification of oil field remote online monitoring system according to claim 1, is characterized in that, described inAcidifying main control system (2) comprises base plate (21), and described base plate (21) comprises power control circuit and signalConversion circuit, described base plate is connected with supply module (22) and external communication interface (23), described externally logicalLetter interface (23) is connected with described signal output (14);
Described base plate (21) is provided with ultrasonic signal plate (25), core board (24) and high speed acquisition board (26),Described ultrasonic signal plate (25) is connected with described core board (24) with described high speed acquisition board (26),Described core board (24) is connected with display module (27).
4. acidification of oil field remote online monitoring system according to claim 1, is characterized in that, described inUltrasonic flowmeter (12), described U-shaped probe tube (15) and described pressure sensor (13) upper cover are connected toSealing protective.
5. acidification of oil field remote online monitoring system according to claim 1, is characterized in that, described inStraight tube (11) is provided with two handles (18), and two described handles (18) are located at respectively described monitoring modularBoth sides.
6. acidification of oil field remote online monitoring system according to claim 3, is characterized in that, described inCore board (24) is provided with wireless signal output circuit, and described data processing module (3) is provided with wireless communicationNumber receiving circuit.
CN201610068525.8A 2016-02-01 2016-02-01 Remote on-line monitoring system for oil field acidification Pending CN105587307A (en)

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CN201514262U (en) * 2009-08-28 2010-06-23 荆州市明德科技有限公司 On-line scaling and calibrating flowmeter
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CN102828734A (en) * 2012-09-13 2012-12-19 西南石油大学 Offshore oilfield water injection well online one-step-process acidification technology
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CN104019934A (en) * 2014-06-24 2014-09-03 济钢集团有限公司 Online gas pressure-tapping method and online gas pressure-tapping device
CN204782963U (en) * 2015-06-04 2015-11-18 中国石油天然气股份有限公司 Continuous injection acidification equipment for water injection well
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CN104019934A (en) * 2014-06-24 2014-09-03 济钢集团有限公司 Online gas pressure-tapping method and online gas pressure-tapping device
CN204782963U (en) * 2015-06-04 2015-11-18 中国石油天然气股份有限公司 Continuous injection acidification equipment for water injection well
CN205349322U (en) * 2016-02-01 2016-06-29 荆州市明德科技有限公司 Long -range on -line monitoring system of oil field acidizing

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Application publication date: 20160518