CN203299170U - Three-dimensional dynamic detection device for phase states of fluid in porous medium under oil deposit conditions - Google Patents
Three-dimensional dynamic detection device for phase states of fluid in porous medium under oil deposit conditions Download PDFInfo
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- CN203299170U CN203299170U CN2013200321836U CN201320032183U CN203299170U CN 203299170 U CN203299170 U CN 203299170U CN 2013200321836 U CN2013200321836 U CN 2013200321836U CN 201320032183 U CN201320032183 U CN 201320032183U CN 203299170 U CN203299170 U CN 203299170U
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Abstract
The utility model discloses a three-dimensional dynamic detection device for phase states of fluid in porous medium under oil deposit conditions. The three-dimensional dynamic detection device comprises an ultrasonic probe array and a servo system, wherein the ultrasonic probe array is distributed on the surface of a physical model for conducting three-dimensional dynamic detection on the phase states of fluid in porous medium under oil deposit conditions, used for doing constant-speed reciprocating movement along the surface of the physical model under the control of the servo system so as to conduct acoustic parameter detection on the phase states of fluid in porous medium under oil deposit conditions; the servo system is connected with the ultrasonic probe array, and used for controlling the ultrasonic probe array to do constant-speed reciprocating movement along the surface of the physical model so as to conduct acoustic parameter detection on the phase states of fluid in porous medium under oil deposit conditions. The three-dimensional dynamic detection device disclosed by the embodiment of the utility model has the advantages of being good in direction, low in cost, harmless to a human body, suitable for large-size models at high temperature and high pressure, and the like, and is beneficial to improvement of applicability of ultrasonic technology in the oil deposit physical simulation, enhancement of detection accuracy, real-time property and intuitiveness and the reliability of detection results.
Description
Technical field
The utility model relates to petroleum industry reservoir physical simulation technical field, relates in particular under reservoir condition fluid phase state Three-Dimensional Dynamic sniffer in porous medium.
Background technology
That ultrasonic technology has is radiationless, economical and practical, be fit under high-temperature and high-pressure conditions the advantage such as large scale model detection, applies in fields such as Non-Destructive Testings at present.Can penetrate the lighttight objects such as porous medium due to sound wave, therefore utilize sound wave can obtain the acoustic informations such as these internal structure of body or saturated with fluid degree, and then with this acoustic information inverting or be redeveloped into the visible image of human eye, thereby obtain parameter information and the regularity of distribution thereof of the inner structure of object in porous medium or model or saturated with fluid degree etc.Combination by ultrasonic technology and reservoir physical simulation method, can either carry out traditional basic parametric measurement of oil reservoir physics and the research of various displacement test, model structure in micro-scale scope in porous medium and fluid distribution can be carried out the inverting reconstruction again, have stronger actual application value.
Yet, no matter be simple ultrasonic technology, or traditional oil reservoir physical simulation techniques, balance and matching problem between both are the focuses that academia pays close attention to always.Practice is proof also, technical characterstic due to the reservoir physical simulation High Temperature High Pressure, model is surveyed the carrier that needs the heatproof pressure-bearing, but the existence of different acoustic impedance carriers certainly will increase the difficulty that ultrasound wave penetrates, in addition, also exist ultrasound wave along problems such as high velocity of sound carrier diffraction, therefore, the promotion and application of this technology have been subject to serious restriction.
The utility model content
The utility model embodiment provides under a kind of reservoir condition fluid phase state Three-Dimensional Dynamic sniffer in porous medium, survey quick, easy to operate, economic security in order to reach, can realize that under high-temperature and high-pressure conditions, the large scale model is surveyed the purpose that in porous medium, the fluid phase state Three-Dimensional Dynamic is surveyed, this device comprises:
Ultrasonic probe group battle array, be arranged in the physical model surface that under reservoir condition, in porous medium, the fluid phase state Three-Dimensional Dynamic is surveyed, be used under the control of servo-drive system,, along the at the uniform velocity to-and-fro movement of described physical model surface, carry out the parameters,acoustic of fluid phase state detection in porous medium under reservoir condition;
Servo-drive system, be connected with described ultrasonic probe group battle array, is used for controlling described ultrasonic probe group battle array along the at the uniform velocity to-and-fro movement of described physical model surface, to carry out the parameters,acoustic of fluid phase state detection in porous medium under reservoir condition.
In an embodiment, described ultrasonic probe group front's property or circulating type are arranged in described physical model surface.
In an embodiment, frequency, size and the quantity of described ultrasonic probe group battle array, be that size, characteristic, temperature, pressure condition and the accuracy requirement according to porous medium determined.
In an embodiment, the frequency of described ultrasonic probe group battle array is in the frequency range of 20KHz to 2MHz.
In an embodiment, said apparatus also comprises:
The inverting reconstructing system, be connected with described ultrasonic probe group battle array, be used for obtaining the parameters,acoustic that described ultrasonic probe group battle array is surveyed,, according to the relation between described parameters,acoustic and porous medium inner fluid phase parameter, carry out inverting and the reconstruction of phase parameter in porous medium.
The utility model embodiment compares with ray CT imaging technique, nmr imaging technique etc., have directive property good, cheap, harmless, be fit under High Temperature High Pressure the advantage such as large scale model.Development along with electronic technology, computer technology, arrange by ultrasonic probe being organized battle array, the technology such as diffraction when binding signal analysis and processing, digital imagery harmony, the application of ultrasonic listening technology will help to improve its applicability in reservoir physical simulation, improve the reliability of the accuracy, real-time, intuitive and the testing result that detect, promoting the reservoir physical simulation experiment develops to micro-scales such as porous mediums, avoid simple Research on Oil, gas, aqueous systems phase relationship, ignored the drawback of porous medium on its phase Characteristics impact.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.In the accompanying drawings:
Fig. 1 is the structural representation of fluid phase state Three-Dimensional Dynamic sniffer in porous medium under reservoir condition in the utility model embodiment;
Fig. 2 is the schematic diagram of the instantiation of fluid phase state Three-Dimensional Dynamic sniffer in porous medium under reservoir condition in the utility model embodiment;
Fig. 3 is the process flow diagram of fluid phase state Three-Dimensional Dynamic detection method in porous medium under reservoir condition in the utility model embodiment;
Fig. 4 is the schematic diagram of displacement test in the utility model embodiment.
Embodiment
, for the purpose, technical scheme and the advantage that make the utility model embodiment is clearer, below in conjunction with accompanying drawing, the utility model embodiment is described in further details.At this, the utility model be used for is explained in illustrative examples of the present utility model and explanation thereof, but not as to restriction of the present utility model.
In order to solve the problem that under reservoir condition, in porous medium, oil, gas, water or other fluid phase Three-Dimensional Dynamic are surveyed, the utility model embodiment provides a kind of with low cost, safe and practical ultrasonic technology that utilizes to carry out sniffer.
Fig. 1 is the structural representation of fluid phase state Three-Dimensional Dynamic sniffer in porous medium under reservoir condition in the utility model embodiment.As shown in Figure 1, in the utility model embodiment under reservoir condition in porous medium fluid phase state Three-Dimensional Dynamic sniffer can comprise:
Ultrasonic probe group battle array 101, be arranged in the physical model surface that under reservoir condition, in porous medium, the fluid phase state Three-Dimensional Dynamic is surveyed, be used under the control of servo-drive system 102,, along the at the uniform velocity to-and-fro movement of described physical model surface, carry out the parameters,acoustic of fluid phase state detection in porous medium under reservoir condition;
Servo-drive system 102, be connected with described ultrasonic probe group battle array 101, is used for controlling described ultrasonic probe group battle array 101 along the at the uniform velocity to-and-fro movement of described physical model surface, to carry out the parameters,acoustic of fluid phase state detection in porous medium under reservoir condition.
During concrete enforcement, described ultrasonic probe group battle array 101 can linearity or circulating type be arranged in described physical model surface.
During concrete enforcement, frequency, size and the quantity of described ultrasonic probe group battle array 101, be to determine according to size, characteristic, temperature, pressure condition and the accuracy requirement of porous medium.
During concrete enforcement, the frequency of described ultrasonic probe group battle array can be in the frequency range of 20KHz to 2MHz.
Fig. 2 is the schematic diagram of the instantiation of fluid phase state Three-Dimensional Dynamic sniffer in porous medium under reservoir condition in the utility model embodiment.As shown in Figure 2, while specifically implementing, under described reservoir condition in porous medium fluid phase state Three-Dimensional Dynamic sniffer can also comprise:
Inverting reconstructing system 201, be connected with described ultrasonic probe group battle array 101, be used for obtaining the parameters,acoustic that described ultrasonic probe group battle array 101 is surveyed,, according to the relation between described parameters,acoustic and porous medium inner fluid phase parameter, carry out inverting and the reconstruction of phase parameter in porous medium.
Fig. 3 is the detection implementing procedure figure of fluid phase state Three-Dimensional Dynamic sniffer in porous medium under reservoir condition in the utility model embodiment, as shown in Figure 3, in the utility model embodiment under reservoir condition in porous medium fluid phase state Three-Dimensional Dynamic detection method can comprise:
During concrete enforcement, under described reservoir condition, porous medium includes but not limited to the porous mediums such as natural core, synthetic core and sand-packed model.Fluid includes but not limited to oil, gas, water or other fluid.
During concrete enforcement, described ultrasonic probe group battle array circulating type can be arranged in described physical model surface, also described ultrasonic probe group front property can be arranged in described physical model surface.
During concrete enforcement, can, according to size, characteristic, temperature, pressure condition and the accuracy requirement of porous medium, determine frequency, size and the quantity of described ultrasonic probe group battle array.For example can determine that the frequency of described ultrasonic probe group battle array is in the frequency range of 20KHz to 2MHz.
Survey in order to carry out more quickly parameters,acoustic, described ultrasonic probe group battle array can adopt the mode of multicast, sequential firing, completes the parameters,acoustic on described physical model surface and survey within the unit interval.For example, can be by at physical model surface circulating type, arranging ultrasonic probe group battle array, carry out multicast, sequential firing, complete the detection in a certain cross section of model in unit interval, simultaneously, probe group battle array, along at the uniform velocity to-and-fro movement of model surface, realizes oil, gas, the detection of aqueous systems phase Three-Dimensional Dynamic in porous medium under reservoir condition under the drive of servo-drive system.
During concrete enforcement, during under described reservoir condition, in porous medium, the fluid phase state Three-Dimensional Dynamic is surveyed, can also obtain the parameters,acoustic that described ultrasonic probe group battle array is surveyed by the inverting reconstructing system,, according to the relation between described parameters,acoustic and porous medium inner fluid phase parameter, carry out inverting and the reconstruction of phase parameter in porous medium.
Concrete, can pass through calibration experiment, determine the relation between described parameters,acoustic and porous medium inner fluid phase parameter.Can carry out displacement test or phaseexperiment (Pressure-Volume-Temperature, PVT),, by described parameters,acoustic, utilize ray theory, wave theory and image processing method to carry out inverting and the reconstruction of phase parameter in porous medium.Fig. 4 is the schematic diagram of displacement test.In enforcement, can based on ray theory dialysis formation method, including, but not limited to transform reconstruction method and technology method of development isoinversion method, reconstruction algorithm is including, but not limited to reconstruction algorithm such as ray tracing, iterative approximations.And ultrasound wave inversion chart picture is vulnerable to noise effect gathering, in transmission and the process of preserving, and can carry out by image segmentation etc. the processing of ultrasound wave inversion chart picture.
lift an example, during in the utility model embodiment, under reservoir condition, in porous medium, the detection of fluid phase state Three-Dimensional Dynamic is implemented, can be according to the characteristic of porous medium to be measured, accuracy requirement and temperature, pressure condition, select suitable frequency probe, size and quantity, and guarantee the matching relationship of ultrasonic probe group battle array and physical model, carrying out on the basis of demarcation, carry out under reservoir condition oily in porous medium, gas, the ultrasonic listening of aqueous systems phase Three-Dimensional Dynamic, by the relation between survey parameters,acoustic and porous medium inner fluid phase, utilize ray theory, wave theory and image processing method carry out inverting and the reconstruction of phase parameter in porous medium.Wherein, ultrasonic probe group battle array frequency range is generally 20KHz to 2MHz; Can pass through calibration experiment, determine the relation between ultrasonic acoustic mathematic(al) parameter and porous medium inner fluid phase parameter, carry out afterwards displacement test or phaseexperiment,, by the survey parameters,acoustic, utilize ray theory, wave theory and image processing method to carry out inverting and the reconstruction of phase parameter in porous medium.In detection process, servo system control ultrasonic probe group battle array is in the at the uniform velocity to-and-fro movement of physical model surface, completes the parameters,acoustic of physical model on axially in the unit interval and surveys.
In sum, the utility model embodiment is suitable in the physical simulation experiments such as oil-gas field development the phase parameter of saturated fluid porous medium under high-temperature and high-pressure conditions, detection and inverting as fluid saturation distribution etc., by on the physical model surface, arranging probe group battle array, carry out multicast, sequential firing, utilize the ultrasonic acoustic mathematic(al) parameter, as the relation between the velocity of sound, decay or frequency etc. and porous medium inner fluid phase, based on the chromatography imaging method of ray theory, wave theory, porous medium inner fluid phase parameter is carried out inverting and reconstruction.The utility model embodiment surveys quick, easy to operate, economic security, can realize the detection of large scale model under high-temperature and high-pressure conditions, is conducive to research and the application of phase Characteristics and rule in saturated fluid porous medium microscopic fields in physical simulation experiment.
The utility model embodiment is suitable under reservoir condition using in porous medium inner fluid phase parameter testing process, with ray CT(Computed Tomography, computed tomography) imaging technique, nmr imaging technique etc. are compared, have directive property good, cheap, harmless, be fit under High Temperature High Pressure the advantage such as large scale model.along with electronic technology, the development of computer technology, by ultrasonic probe is carried out circulating type or linear arrangement, binding signal is analyzed and is processed, the technology such as diffraction during digital imagery harmony, the application of ultrasonic listening technology will help to improve its applicability in reservoir physical simulation, improve the accuracy that detects, real-time, the reliability of intuitive and testing result, promoting the reservoir physical simulation experiment develops to micro-scales such as porous mediums, avoided simple Research on Oil, gas, the aqueous systems phase relationship, ignore the drawback of porous medium on its phase Characteristics impact.
Those skilled in the art should understand, embodiment of the present utility model can be provided as method, system or computer program.Therefore, the utility model can adopt complete hardware implementation example, implement software example or in conjunction with the form of the embodiment of software and hardware aspect fully.And the utility model can adopt the form that wherein includes the upper computer program of implementing of computer-usable storage medium (including but not limited to magnetic disk memory, CD-ROM, optical memory etc.) of computer usable program code one or more.
The utility model is to describe with reference to process flow diagram and/or the block scheme of method, equipment (system) and computer program according to the utility model embodiment.Should understand can be by the flow process in each flow process in computer program instructions realization flow figure and/or block scheme and/or square frame and process flow diagram and/or block scheme and/or the combination of square frame.Can provide these computer program instructions to the processor of multi-purpose computer, special purpose computer, Embedded Processor or other programmable data processing device to produce a machine, make the instruction of carrying out by the processor of computing machine or other programmable data processing device produce to be used for the device of realizing in the function of flow process of process flow diagram or a plurality of flow process and/or square frame of block scheme or a plurality of square frame appointments.
These computer program instructions also can be stored in energy vectoring computer or the computer-readable memory of other programmable data processing device with ad hoc fashion work, make the instruction that is stored in this computer-readable memory produce the manufacture that comprises command device, this command device is realized the function of appointment in flow process of process flow diagram or a plurality of flow process and/or square frame of block scheme or a plurality of square frame.
These computer program instructions also can be loaded on computing machine or other programmable data processing device, make on computing machine or other programmable devices and to carry out the sequence of operations step to produce computer implemented processing, thereby be provided for realizing the step of the function of appointment in flow process of process flow diagram or a plurality of flow process and/or square frame of block scheme or a plurality of square frame in the instruction of carrying out on computing machine or other programmable devices.
Above-described specific embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the foregoing is only specific embodiment of the utility model; and be not used in and limit protection domain of the present utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (4)
1. fluid phase state Three-Dimensional Dynamic sniffer in porous medium under a reservoir condition, is characterized in that, comprising:
Ultrasonic probe group battle array, be arranged in the physical model surface that under reservoir condition, in porous medium, the fluid phase state Three-Dimensional Dynamic is surveyed, be used under the control of servo-drive system,, along the at the uniform velocity to-and-fro movement of described physical model surface, carry out the parameters,acoustic of fluid phase state detection in porous medium under reservoir condition;
Servo-drive system, be connected with described ultrasonic probe group battle array, is used for controlling described ultrasonic probe group battle array along the at the uniform velocity to-and-fro movement of described physical model surface, to carry out the parameters,acoustic of fluid phase state detection in porous medium under reservoir condition.
2. fluid phase state Three-Dimensional Dynamic sniffer in porous medium under reservoir condition as claimed in claim 1, is characterized in that, described ultrasonic probe group front's property or circulating type are arranged in described physical model surface.
3. fluid phase state Three-Dimensional Dynamic sniffer in porous medium under reservoir condition as claimed in claim 1, it is characterized in that, frequency, size and the quantity of described ultrasonic probe group battle array are that size, characteristic, temperature, pressure condition and the accuracy requirement according to porous medium determined.
4. fluid phase state Three-Dimensional Dynamic sniffer in porous medium under reservoir condition as claimed in claim 1, is characterized in that, the frequency of described ultrasonic probe group battle array is in the frequency range of 20KHz to 2MHz.
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| CN2013200321836U CN203299170U (en) | 2013-01-21 | 2013-01-21 | Three-dimensional dynamic detection device for phase states of fluid in porous medium under oil deposit conditions |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103091395A (en) * | 2013-01-21 | 2013-05-08 | 中国石油大学(北京) | Method and device for three-dimensionally dynamically detecting fluid phase state in porous medium under reservoir conditions |
| CN111142149A (en) * | 2019-12-24 | 2020-05-12 | 中国石油化工股份有限公司 | Experimental device and method for attenuation test of ultrasonic waves in oil reservoir |
| CN113187465A (en) * | 2021-05-31 | 2021-07-30 | 中国石油大学(北京) | Fluid dynamic monitoring method and system of non-condensable gas huff and puff three-dimensional physical model |
-
2013
- 2013-01-21 CN CN2013200321836U patent/CN203299170U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103091395A (en) * | 2013-01-21 | 2013-05-08 | 中国石油大学(北京) | Method and device for three-dimensionally dynamically detecting fluid phase state in porous medium under reservoir conditions |
| CN103091395B (en) * | 2013-01-21 | 2017-02-08 | 中国石油大学(北京) | Method and device for three-dimensionally dynamically detecting fluid phase state in porous medium under reservoir conditions |
| CN111142149A (en) * | 2019-12-24 | 2020-05-12 | 中国石油化工股份有限公司 | Experimental device and method for attenuation test of ultrasonic waves in oil reservoir |
| CN113187465A (en) * | 2021-05-31 | 2021-07-30 | 中国石油大学(北京) | Fluid dynamic monitoring method and system of non-condensable gas huff and puff three-dimensional physical model |
| CN113187465B (en) * | 2021-05-31 | 2024-01-26 | 中国石油大学(北京) | Fluid dynamic monitoring method and system of non-condensate gas throughput three-dimensional physical model |
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