CN202866797U - Digital hydraulic fracturing fissure real-time monitoring system - Google Patents

Digital hydraulic fracturing fissure real-time monitoring system Download PDF

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Publication number
CN202866797U
CN202866797U CN 201220291655 CN201220291655U CN202866797U CN 202866797 U CN202866797 U CN 202866797U CN 201220291655 CN201220291655 CN 201220291655 CN 201220291655 U CN201220291655 U CN 201220291655U CN 202866797 U CN202866797 U CN 202866797U
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real
fissure
station
information processing
time monitoring
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CN 201220291655
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许宝林
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北京泰润奇科技发展有限公司
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Abstract

The utility model discloses a digital hydraulic fracturing fissure real-time monitoring system used in the field of oil field hydraulic fracturing monitoring, which comprises a fissure information processing central station, a real-time monitoring computer and at least one fissure signal acquisition substation, wherein in the real-time monitoring computer is connected with the fissure information processing central station through a communication interface, and the fissure signal acquisition substation is connected with the fissure information processing central station through wireless network; and the data collected by the fissure signal acquisition substation is transmitted to the fissure information processing central station after analog-to-digital conversion, and analyzed and processed by the fissure information processing central station, and real-time monitoring and analyzing is carried out by the real-time monitoring computer. The digital hydraulic fracturing fissure real-time monitoring system has the beneficial effects that wireless real-time transmission can be realized, the resolution of the collected signal after analog-to-digital conversion is higher, the real-time monitoring and analyzing is facilitated, and the monitoring effect is more reliable.

Description

数字式水力压裂裂缝实时监测系统 Digital real-time monitoring system of the hydraulic fracture

技术领域 FIELD

[0001] 本实用新型涉及一种裂缝监测的技术,尤其涉及一种数字式水力压裂裂缝实时监测系统。 [0001] The present invention relates to a crack monitoring technology, and particularly relates to a digital monitoring system for hydraulic fracture.

背景技术 Background technique

[0002]目前,油田的油井水力压裂如果采用实时观测的,采集到的与压裂有关的信号都是用模拟方法来传输到中心站进行分析处理,这存在着采集信号分辩率低,容易受到外界噪声干扰等问题,而且监测分站位置的定位需要人工测量进行位置确定,然后手动输入到监测计算机中。 [0002] Currently, oil well hydraulic fracturing field if real-time observation of the collected signal related to the fracturing simulation are used to transmit to the central station for analysis and processing, which there is a low resolution signal acquisition, easy by external noise and other problems, and to monitor the position of the positioning sub-station position determination requires manual measurement, and then manually entered into the computer monitor. 此种监测方式只能凭人工操作和既往经验进行分析处理,其观测和处理结果往往容易出现误差,影响监测效果。 Such monitoring methods can only be treated with manual analysis and past experience, observation, and its results are often prone to error handling, impact monitoring results.

实用新型内容 SUMMARY

[0003] 针对以上提出的问题,本实用新型目的在于提供一种具有较高采集信号分辩率,监测效果更可靠的新型数字式水力压裂裂缝实时监测系统。 [0003] for the above-mentioned problems, the present invention aims to provide a high-resolution signal acquisition, monitoring the effect more reliable new digital real-time monitoring system of the hydraulic fracture.

[0004] 本实用新型实现上述发明目的所采用的技术方案是:一种数字式水力压裂裂缝实时监测系统,包括裂缝信息处理中心站、通过通讯接口与中心站相连的实时监测计算机、通过无线网络与裂缝信息处理中心站连接的至少一个裂缝信号采集分站,所述裂缝信号采集分站采集数据经过模拟/数字转换后传输至裂缝信息处理中心站分析处理并由实时监测计算机进行实时监测分析。 [0004] aspect of the present invention to achieve the above object of the invention is employed: a digital monitoring system for a hydraulic fracture, the fracture comprising an information processing central station, real-time monitoring computer through the communication interface connected to a central station through a wireless at least one fracture network signal acquisition sub-station and the information processing center crack station connected to the signal acquisition and fracture data collection station after transmission of the analog / digital converter to a central processing station analyzes information of cracks and processed by the computer real-time monitoring for real-time monitoring and analysis .

[0005] 进一步的,所述裂缝信号采集分站包括信号滤波单元、程控放大器、模数转换单元、数字滤波器、微处理器、调制解调器、GPS定位单元、电子盘记录单元、电源控制单元。 [0005] Further, the fracture station comprises a signal acquisition and signal filtering unit, programmable amplifier, analog-digital conversion unit, a digital filter, a microprocessor, a modem, GPS positioning unit, an electronic disk recording unit, the power control unit.

[0006] 进一步的,所述裂缝信息处理中心站包括调制解调器、数据接收单元、电平转换单元、微处理器、GPS定位单元、电源控制单元。 [0006] Further, the information processing center station fracture include a modem, a data receiving unit, a level converting unit, a microprocessor, GPS positioning unit, the power control unit.

[0007] 进一步的,所述实时监测计算机含有实时监测模块、事件记录回放模块、电子盘读取模块和裂缝定位与计算模块。 [0007] Further, the computer comprising real time monitoring module monitoring, event recording and playback module, the electronic module and a disk reading module for crack detection and calculation.

[0008] 本实用新型在实际应用中,中心站和监测分站之间的时间同步采用GPS方式。 [0008] In practice of the present invention, the time between the central station and a monitoring station using GPS synchronized manner. 监测分站的地理位置用GPS来确定,并将分站的地理位置信息传送到中心站,中心站再通过通讯接口送到监控计算机,便于计算机进行实时定位处理。 Monitoring station location is determined by GPS, and transmits the location information to the central station sub-station, the central station and then to the monitoring computer through the communication interface, to facilitate computer processing real-time location. 分站有一个电子盘,可自己记录每次观测的采样信号,观测结束后,用计算机读出每个分站的观测信号,然后用软件做更细致的分析处理。 A sub-station electronic disk, each sampling signal recorded their observations, after the observation, the observation signals read out by the computer for each outstation, and then make a more detailed analysis software. 本实用新型的有益效果是:可以实现无线实时传输,经模拟/数字转换后的采集信号分辩率更高,更便于进行实时监测分析,监测效果更为可靠。 The beneficial effects of the present invention are: real-time wireless transmission may be higher after analog / digital conversion of the signal acquisition resolution, real-time monitoring and analysis easier, more reliable monitoring of the effect.

附图说明 BRIEF DESCRIPTION

[0009] 下面结合附图和实施例对本实用新型做进一步说明。 Figures and examples further illustrate the present invention do [0009] The following binding.

[0010] 图1是本实用新型的系统组成框图; [0010] FIG. 1 is a system block diagram of the invention;

[0011] 图2是裂缝信息处理中心站硬件组成框图;[0012] 图3是裂缝信号采集分站硬件组成框图。 [0011] FIG. 2 is a fracture of the information processing hardware block diagram of the central station; [0012] FIG. 3 is a crack signal acquisition substation hardware block diagram.

具体实施方式 detailed description

[0013] 如图1至3所示,一种数字式水力压裂裂缝实时监测系统,包括裂缝信息处理中心站、通过通讯接口与中心站相连的实时监测计算机、通过无线网络与裂缝信息处理中心站连接的至少6个以上裂缝信号采集分站,所述裂缝信号采集分站采集数据经过模拟/数字转换后传输至裂缝信息处理中心站分析处理并由实时监测计算机进行实时监测分析。 [0013] As shown in FIG. 1 to a digital monitoring system for a hydraulic fracture, the fracture comprising an information processing central station, real-time monitoring computer through the communication interface connected to a central station 3 via the wireless network information processing center and Crack stations connected to at least six or more sub-station signal acquisition crack, the crack signal acquisition and transmission of data collection station after analog / digital conversion to the information processing center station fracture analysis processing by the computer for real-time monitoring of real-time monitoring and analysis. 其中:裂缝信号采集分站包括信号滤波单元、程控放大器、模数转换单元、数字滤波器、微处理器、调制解调器、GPS定位单元、电子盘记录单元、电源控制单元;裂缝信息处理中心站包括调制解调器、数据接收单元、电平转换单元、微处理器、GPS定位单元、电源控制单元;实时监测计算机含有实时监测模块、事件记录回放模块、电子盘读取模块和裂缝定位与计算模块。 Wherein: Cracks station comprises a signal acquisition and signal filtering unit, programmable amplifier, analog-digital conversion unit, a digital filter, a microprocessor, a modem, GPS positioning unit, the disc recording unit electronics, power control unit; crack station information processing center includes a modem , the data receiving unit, a level converting unit, a microprocessor, GPS positioning unit, the power control unit; real-time monitoring of real-time computer monitoring module comprising, an event record playback module, the read module and the electronic disk crack detection and calculation module.

[0014] 各部分的工作过程为:裂缝信号采集分站中的传感器信号经过滤波和程控放大器放大后,送到24位A/D转换器进行模数转换,转换完成后,送到线性相位FIR数字滤波器进行处理,采样率1000Hz (或2000Hz),转换后的数字采样信号形成24位长的串行数据,送到微处理器进行压缩处理,微处理器控制无线调制解调器,按照一定格式,以适当速率将采样数字信号传送到中心站,并同时送到电子盘记录。 [0014] The working process of the various parts: crack sensor signal acquisition and signal station after filtering and programmable amplifier, 24 to the A / D converter analog to digital conversion, the conversion is complete, to the linear phase FIR digital filter processing, the sampling rate 1000Hz (or 2000Hz), digital sampled signals forming the converted 24-bit serial data, compression processing to the microprocessor, the microprocessor controlling a wireless modem, according to a certain format, to at an appropriate rate sampled digital transmitting signals to the central station, and at the same time to the electronic record disc.

[0015] 裂缝信息处理中心站的多个无线调制解调器将来自不同监测分站的采样信号转换成串行信号,数据接收部分分别接收各路串行信号,经过5V到3. 3V电平转换后,送到微处理器处理,微处理器汇总每路采样,通过USB 口送到计算机进行后续处理。 Sampling signal [0015] processing the plurality of radio modems fractures information different from the central station monitoring station into serial signals, data reception section receives the serial signal from various quarters, 3. 3V to 5V after level conversion, process to the microprocessor, the microprocessor samples the summary of each channel, for subsequent processing to the computer through the USB port. 分站采集到的油井压裂时裂缝形成过程发出的信号经过数字处理后,通过无线传输方式实时传送到中心站,中心站将多路采集数据通过USB 口传送到监控计算机,系统软件在计算机屏幕上实时显示接收信号波形、记录数据、并实时定位。 Crack formation during the signal emitted when the sub-station fracturing collected after digital processing, real-time transmitted by wireless transmission to the central station, the central station multiplexed the collected data to the monitoring computer, system software through the USB port on the computer screen real-time display on the received signal waveform, recording data, and real-time location.

[0016] 运行在计算机上程序主要实现人机交互,由实时监测模块、事件回放模块和电子盘读取模块三部分组成。 [0016] The main interacting with a computer running on a computer program, a real-time monitoring module, event playback module and electronic disk read module consists of three parts. 实时监测模块实时接收至少6个以上分站的采集信号,实时显示接收信号波形,根据参数设置实时寻找裂缝事件,当有裂缝事件时计算事件发生的位置显示定位结果,定位结果在三维坐标系统中显示。 Real-time monitoring module received in real time at least six or more sub-station of the signal acquisition, real-time display of the received signal waveform in real time to find the fracture events according to the parameter set, calculating event occurs when a fracture event position display positioning result, the positioning result of the three-dimensional coordinate system in display. 事件回放模块可打开以前存储的观测文件,用连续放、按帧放、快放、慢放、傅立叶频谱分析等各种选项细致分析观测信号波形,可更改参数重新自动识别事件和定位,也可人工识别初动时间以便更精确定位,可对回放信号进行低通高通滤波处理,便于更全面分析压裂过程。 Event playback module may open a previously stored file observations, continuous discharge, put in a frame, fast forward, slow motion, the Fourier spectrum analysis options detailed analysis of the observed waveform, the parameter can be changed automatically re-identify the event and location can also be First identified manually movable to more precise positioning time, it may be low-pass to high-pass filtering the playback signal, to facilitate a more comprehensive analysis of the fracturing process. 考虑到各种观测环境,中心站和分站可能不能正常连接,所以分站有电子盘存储功能,观测完成后,可用读电子盘模块读 Taking into account the observation environment, the central station and sub-station may not be properly connected, the sub-station electronic disk storage function, after the completion of the observation, can be used to read the electronic module to read the disc

[0017] 出记录数据形成文件,然后用事件回放模块进行分析。 [0017] The recorded data file is formed, and then analyzed by an event playback module.

[0018] 本系统的软件分为两大部分,一部分运行在微处理器上,用C语言编制;另一部分运行在WINDOWS XP环境下的计算机上,用VisualC++语言编制。 [0018] The system software is divided into two parts, one running on the microprocessor, with the C language; another part running on the computer environment in WINDOWS XP, prepared using VisualC ++ language. 微处理器程序分为监测分站和中心站二部分,分站程序运行在32位微处理器上,一方面按照设置的采样速率接收A/D转换的数字信号和接收GPS信号,数字信号和定位信息通过串口送到无线调制解调器和送到电子盘存储;另一方面接收中心站的同步信号和增益设置及接收信号强度命令,以便与其它分站同步(也可不使用分站的GPS由中心站来进行各分站的同步)和更改分站的程控放大器增益及分站无线调制解调器发射功率(为了节省电能,发射功率和中心站接收信号强度关联,距离近时使用小功率发射,距离远时使用大功率发射)。 Microprocessor program divided into two parts and the central station monitoring station, sub-station program is run on a 32-bit microprocessor, on the one hand receives A / D conversion of the sampling rate and the digital signal is provided to receive GPS signals, digital signals, and location information to the wireless modem via the serial port and to the electronic disk storage; on the other hand the central station receives the synchronization signal and the received signal strength and a gain setting command to synchronize (or without using GPS and other sub-station by the central station substation for synchronization) and change substation programmable amplifier gain and sub-station wireless modem transmit power of each substation (to conserve power, the transmission power and the base station receiver associated with signal strength, nearly when small power transmitting distance away when using the distance High-power transmitter). 中心站程序运行在32位微处理器上,完成异步通信控制器参数的设置,接收分站采样信号,汇总每路采样信号、通过USB向计算机传送多路汇总信号,接收计算机命令并处理,向分站下发同步信号、增益设置值和接收信号强度等。 The central station program is run on 32-bit microprocessor, is provided to complete the asynchronous communication controller parameters, the sampling signal receiving sub-station, the summary of each channel sampling signal transfer multiple aggregated signal to the computer via USB, the computer receives and processes the command, to a synchronization signal, and the gain setting received signal strength issued substation.

[0019] 以上内容是结合具体的优选实施方式对本实用新型所作的进一步详细说明,不能认定本实用新型的具体实施只局限于这些说明。 [0019] above with reference to specific preferred embodiments are described in further detail of the embodiment of the present invention is made, can not be identified in the particular embodiment of the present invention is only limited to these descriptions. 对于本实用新型所属技术领域的普通技术人员来说,在不脱离本实用新型构思的前提下,还可以做出若干简单推演或替换,都应当视为属于本实用新型的保护范围。 Those of ordinary skill in the art the present invention belongs, in the present invention without departing from the concepts premise, can make various simple deduction or replacement, should be deemed to belong to the scope of the present invention.

Claims (3)

  1. 1. ー种数字式水力压裂裂缝实时监测系统,其特征在于包括裂缝信息处理中心站、通过通讯接ロ与中心站相连的实时监测计算机、通过无线网络与裂缝信息处理中心站连接的至少ー个裂缝信号采集分站,所述裂缝信号采集分站采集数据经过模拟/数字转换后传输至裂缝信息处理中心站。 1. ー Two digital real-time monitoring system of the hydraulic fracture, wherein the fracture comprises an information processing center station, connected through the communication ro real-time monitoring computer connected with the central station, a wireless network connection with the information processing center station crack least ーa signal acquisition substation crack, the crack signal acquisition and collection station to transmit data to the information processing center station crack after analog / digital conversion.
  2. 2.根据权利要求1所述的数字式水力压裂裂缝实时监测系统,其特征在于所述裂缝信号采集分站包括信号滤波单元、程控放大器、模数转换单元、数字滤波器、微处理器、调制解调器、GPS定位単元、电子盘记录单元、电源控制単元。 The digital monitoring system for hydraulic fracture according to claim 1, wherein said fracture station comprises a signal acquisition and signal filtering unit, programmable amplifier, analog-digital conversion unit, a digital filter, a microprocessor, modem, GPS positioning element radiolabeling, electronic disk recording unit, the power control element radiolabeling.
  3. 3.根据权利要求1所述的数字式水力压裂裂缝实时监测系统,其特征在于为所述裂缝信息处理中心站包括调制解调器、数据接收単元、电平转换单元、微处理器、GPS定位単元、电源控制单元。 The digital monitoring system for hydraulic fracture according to claim 1, characterized in that said information processing center fracture station includes a modem, a data receiving element radiolabeling, the level converting unit, a microprocessor, GPS positioning element radiolabeling, The power control unit.
CN 201220291655 2012-06-20 2012-06-20 Digital hydraulic fracturing fissure real-time monitoring system CN202866797U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103233720A (en) * 2013-04-26 2013-08-07 中国石油大学(华东) System and method for monitoring hydraulic fractures based on magnetic support agents
CN104948173A (en) * 2014-03-25 2015-09-30 中国石油化工股份有限公司 Fracturing field data long-distance real-time monitoring method and system
CN105350956A (en) * 2014-08-22 2016-02-24 中国石油化工股份有限公司 Microseism data acquisition real-time monitoring system and method thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103233720A (en) * 2013-04-26 2013-08-07 中国石油大学(华东) System and method for monitoring hydraulic fractures based on magnetic support agents
CN103233720B (en) 2013-04-26 2014-08-20 中国石油大学(华东) System and method for monitoring hydraulic fractures based on magnetic support agents
CN104948173A (en) * 2014-03-25 2015-09-30 中国石油化工股份有限公司 Fracturing field data long-distance real-time monitoring method and system
CN105350956A (en) * 2014-08-22 2016-02-24 中国石油化工股份有限公司 Microseism data acquisition real-time monitoring system and method thereof

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