CN104155173A - Optical measurement device and method for physical modulus of rock sample - Google Patents
Optical measurement device and method for physical modulus of rock sample Download PDFInfo
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- CN104155173A CN104155173A CN201310739367.0A CN201310739367A CN104155173A CN 104155173 A CN104155173 A CN 104155173A CN 201310739367 A CN201310739367 A CN 201310739367A CN 104155173 A CN104155173 A CN 104155173A
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Abstract
The invention provides an optical measurement device and method for the physical modulus of a rock sample. The device comprises a high-temperature and high-pressure bin, a pressure control system, a heating control system, a first fiber grating sensor and a fiber grating spectrum demodulation instrument, wherein an acoustic wave vibration source and a rock sample clamping device are arranged in the high-temperature and high-pressure bin; the rock sample clamping device is clamped with the rock sample; the pressure control system is used for pressurizing the high-temperature and high-pressure bin to a preset pressure; the heating control system is used for heating the high-temperature and high-pressure bin to a preset temperature; the first fiber grating sensor is positioned in the high-temperature and high-pressure bin and is adhered to the rock sample; the fiber grating spectrum demodulation instrument is positioned out of the high-temperature and high-pressure bin, is connected with the first fiber grating sensor, and is used for measuring strain parameters of the rock sample under the preset pressure and the preset temperature through the first fiber grating sensor. The optical measurement device is simple in structure, easy to construct and convenient to maintain, and the physical properties of a rock can be measured by the fiber grating sensor.
Description
Technical field
The present invention relates to oil exploration technology field, relate in particular to a kind of rock sample physics modulus optical measuring device and method.
Background technology
The laboratory measurement of petrophysical property is a basic research job in geophysics applied research.Complicacy due to subsurface rock, it is generally acknowledged, the petrophysical property of rock changes with frequency, petrophysical property in laboratory in Accurate Determining rig-site utilization frequency band is to utilizing seismic prospecting and Sonic Logging Data to be familiar with the character of subsurface rock, and Study of Seismic phase and electrofacies all have great importance with variation characteristic of frequency etc.
Aspect petrophysical experiment measuring, there iing the important method of several classes both at home and abroad.The first kind is ultrasound-transmissive method; The method is widely used in the elastic property of rock is measured, but under laboratory condition, the size of rock core limited (centimetre-sized), and for guaranteeing this size than wave length of sound large several times, ultrasonic method is measured can only carry out high frequency measurement (the MHz order of magnitude).Yet under laboratory high frequency (MHz) condition, whether the test result of petrophysical property to be applied directly to seismic prospecting suitable with data processing and the data interpretation of well logging frequency band (10Hz-10kHz), is a major issue that perplexs geophysics circle always.Equations of The Second Kind is resonant rods method; Resonant rods method is the low frequency measuring technology that is operable in KHz magnitude.Its measuring principle is to the elongated cylindrical of regular shape or elongated tubular rock sample imposes the sinusoidal vibration that a series of frequencies are different so that oscillatory deformation occurs rock rod, by the frequency of resonance peak and the width at peak of observation rock, estimate the various modulus of rock sample and the Q value of rock sample.Yet in order to measure low-frequency elastic character, the required rock sample of the method is to reach the shaft-like rock of tens of centimetres, sample processing is extremely difficult.The 3rd class is stress-strain method; This method is also the important low frequency measurement technology of a class, its ultimate principle be the attached foil gauge of surface label of rock sample directly record be applied to being forced to distortion and obtaining petrophysical property in earthquake frequency range on rock sample.Also find till now the report with character devices such as the strain of rock under optical method for measuring reservoir conditions or vertical transverse wave speeds.
Summary of the invention
The embodiment of the present invention provides a kind of rock sample physics modulus optical measuring device and method, so that a kind of rock sample physics modulus optical measurement scheme to be provided.
On the one hand, the embodiment of the present invention provides a kind of rock sample physics modulus optical measuring device, described rock sample physics modulus optical measuring device comprises: High Temperature High Pressure storehouse, in it, be provided with acoustic seismic source and rock sample clamper, and on described rock sample clamper, clamping has rock sample; Control pressurer system, for being pressurized to described High Temperature High Pressure storehouse under preset pressure; Heating control system, for being pressurized to described High Temperature High Pressure storehouse at preset temperature; The first fiber-optic grating sensor, is positioned at described High Temperature High Pressure storehouse, adheres on rock sample; Fiber grating spectrum (FBG) demodulator, be positioned at outside described High Temperature High Pressure storehouse, and connect described the first fiber-optic grating sensor, for driving at the described acoustic seismic source of unlatching after described rock sample vibrations, by described the first fiber-optic grating sensor, measure the strain parameter of described rock sample at described preset pressure and described preset temperature.
Preferably, in an embodiment of the present invention, described High Temperature High Pressure also has windowpane on storehouse, and described windowpane adopts flange to add teflon rubber sealing; Described windowpane comprises quartz window, and thickness is 1-10cm; Described rock sample physics modulus optical measuring device also comprises: portable laser vialog, for being positioned over described High Temperature High Pressure storehouse outside glass window, measure amplitude and the acceleration of described rock sample.
Preferably, in an embodiment of the present invention, described rock sample physics modulus optical measuring device also comprises: the second fiber-optic grating sensor, be positioned at described High Temperature High Pressure storehouse, and do not adhere on described rock sample; Fiber grating spectrum (FBG) demodulator, also connect described the second fiber-optic grating sensor, for driving at the described acoustic seismic source of unlatching after described rock sample vibrations, by described the first fiber-optic grating sensor and described the second fiber-optic grating sensor, measure the strain parameter of described rock sample at described preset pressure and described preset temperature.
Preferably, in an embodiment of the present invention, described High Temperature High Pressure storehouse adopts stainless steel; Described sound wave vibration source comprises the sound wave vibration source of 1-6000Hz; Described preset pressure is 0.1MP-20MPa; Described preset temperature is 25 ℃-120 ℃; Described rock sample is at least following a kind of: sandstone rock sample, oil shale rock sample, mud stone rock sample.
Preferably, in an embodiment of the present invention, described control pressurer system comprises piston pump booster system; Described heating control system comprises: electric furnace heating wire heating arrangement, is arranged in described High Temperature High Pressure storehouse; Temperature control cabinet, is arranged at outside described High Temperature High Pressure storehouse, and connects described electric furnace heating wire heating arrangement.
On the other hand, the embodiment of the present invention provides a kind of rock sample physics modulus measuring method, described rock sample physics modulus measuring method comprises: acoustic seismic source and rock sample clamper are arranged in High Temperature High Pressure storehouse, and on described rock sample clamper, clamping has rock sample; The first fiber-optic grating sensor is arranged in described High Temperature High Pressure storehouse, adheres on rock sample; Utilize control pressurer system that described High Temperature High Pressure storehouse is pressurized under preset pressure, and utilize heating control system that described High Temperature High Pressure storehouse is pressurized at preset temperature; Fiber grating spectrum (FBG) demodulator is arranged at outside described High Temperature High Pressure storehouse, and connects described the first fiber-optic grating sensor; At the described acoustic seismic source of unlatching, drive after described rock sample vibrations, by described the first fiber-optic grating sensor, measure the strain parameter of described rock sample at described preset pressure and described preset temperature.
Preferably, in an embodiment of the present invention, described rock sample physics modulus measuring method also comprises: on described High Temperature High Pressure storehouse, windowpane is set, described windowpane adopts flange to add teflon rubber sealing; Described windowpane comprises quartz window, and thickness is 1-10cm; Portable laser vialog is positioned over to described High Temperature High Pressure storehouse outside glass window, measures amplitude and the acceleration of described rock sample.
Preferably, in an embodiment of the present invention, described rock sample physics modulus measuring method also comprises: the second fiber-optic grating sensor is arranged in described High Temperature High Pressure storehouse, does not adhere on described rock sample; Described fiber grating spectrum (FBG) demodulator is connected to described the second fiber-optic grating sensor, for driving at the described acoustic seismic source of unlatching after described rock sample vibrations, by described the first fiber-optic grating sensor and described the second fiber-optic grating sensor, measure the strain parameter of described rock sample at described preset pressure and described preset temperature.
Preferably, in an embodiment of the present invention, described High Temperature High Pressure storehouse adopts stainless steel; Described sound wave vibration source comprises the sound wave vibration source of 1-6000Hz; Described preset pressure is 0.1MP-20MPa; Described preset temperature is 25 ℃-120 ℃; Described rock sample is at least following a kind of: sandstone rock sample, oil shale rock sample, mud stone rock sample.
Preferably, in an embodiment of the present invention, described control pressurer system comprises piston pump booster system; Described heating control system comprises: electric furnace heating wire heating arrangement, is arranged in described High Temperature High Pressure storehouse; Temperature control cabinet, is arranged at outside described High Temperature High Pressure storehouse, and connects described electric furnace heating wire heating arrangement.
Technique scheme has following beneficial effect: because adopt described rock sample physics modulus optical measuring device to comprise: High Temperature High Pressure storehouse, in it, be provided with acoustic seismic source and rock sample clamper, and on described rock sample clamper, clamping has rock sample, control pressurer system, for being pressurized to described High Temperature High Pressure storehouse under preset pressure, heating control system, for being pressurized to described High Temperature High Pressure storehouse at preset temperature, the first fiber-optic grating sensor, is positioned at described High Temperature High Pressure storehouse, adheres on rock sample, fiber grating spectrum (FBG) demodulator, be positioned at outside described High Temperature High Pressure storehouse, and connect described the first fiber-optic grating sensor, for driving at the described acoustic seismic source of unlatching after described rock sample vibrations, by described the first fiber-optic grating sensor, the technological means of measurement strain parameter of described rock sample at described preset pressure and described preset temperature, so reached following technique effect: the device that the character such as strain of rock under a kind of optical method for measuring reservoir conditions are provided, simple structure, easily build, maintain easily, realize fiber-optic grating sensor and measured petrophysical property.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, 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.
Fig. 1 is a kind of rock sample physics of embodiment of the present invention modulus optical measuring device structural representation;
Fig. 2 is a kind of rock sample physics of embodiment of the present invention modulus measuring method process flow diagram.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1, be a kind of rock sample physics of embodiment of the present invention modulus optical measuring device structural representation, described rock sample physics modulus optical measuring device comprises:
High Temperature High Pressure storehouse 10, is provided with acoustic seismic source 15 and rock sample clamper 16 in it, on described rock sample clamper 16, clamping has rock sample 17;
Control pressurer system 11, for being pressurized to described High Temperature High Pressure storehouse under preset pressure;
Heating control system 12, for being pressurized to described High Temperature High Pressure storehouse at preset temperature;
The first fiber-optic grating sensor 13, is positioned at described High Temperature High Pressure storehouse 10, adheres on rock sample 17;
Fiber grating spectrum (FBG) demodulator 14, be positioned at outside described High Temperature High Pressure storehouse 10, and connect described the first fiber-optic grating sensor 13, for after opening described rock sample 17 vibrations of described acoustic seismic source 15 drive, by described the first fiber-optic grating sensor 13, measure the strain parameter of described rock sample 17 at described preset pressure and described preset temperature.
Preferably, on described High Temperature High Pressure storehouse 10, also have windowpane 19, described windowpane 19 adopts flange 20 to add teflon rubber sealing; Described windowpane 19 comprises quartz window, and thickness is 1-10cm; Described rock sample physics modulus optical measuring device also comprises: portable laser vialog 21, for being positioned over outside the windowpane 19 in described High Temperature High Pressure storehouse 10, measure amplitude and the acceleration of described rock sample 17.
Preferably, described rock sample physics modulus optical measuring device also comprises: the second fiber-optic grating sensor 18, be positioned at described High Temperature High Pressure storehouse 10, and do not adhere on described rock sample 17; Fiber grating spectrum (FBG) demodulator 21, also connect described the second fiber-optic grating sensor 18, for after opening described rock sample 17 vibrations of described acoustic seismic source 15 drive, by described the first fiber-optic grating sensor 13 and described the second fiber-optic grating sensor 18, measure the strain parameter of described rock sample at described preset pressure and described preset temperature.The interior fiber-optic grating sensor that is simultaneously provided with connection rock sample in embodiment of the present invention High Temperature High Pressure storehouse 10 can eliminate with the fiber-optic grating sensor that is not connected rock sample the impact that temperature and pressure is measured grating strain.
Preferably, described High Temperature High Pressure storehouse 10 adopts stainless steel; Described sound wave vibration source comprises the sound wave vibration source of 1-6000Hz; Described preset pressure is 0.1MP-20MPa; Described preset temperature is 25 ℃-120 ℃; Described rock sample is at least following a kind of: sandstone rock sample, oil shale rock sample, mud stone rock sample.Embodiment of the present invention High Temperature High Pressure storehouse 10 is made by stainless steel or the common iron that can bear 60MPa pressure thickness, has the glass window that can see through visible ray or infrared light on cavity.All pipelines and interface all adopt the sealing of high pressure sealing glue and all pipelines and cable all to need to adopt high temperature resistant and high voltage device.
Preferably, described control pressurer system 11 comprises piston pump booster system, and gas a enters High Temperature High Pressure storehouse 10 by gas admittance valve 111, by air release 112, emits; Described heating control system 12 comprises: electric furnace heating wire heating arrangement 121, is arranged in described High Temperature High Pressure storehouse 10; Temperature control cabinet 122, is arranged at outside described High Temperature High Pressure storehouse 10, and connects described electric furnace heating wire heating arrangement 121.
Corresponding to said apparatus embodiment, as shown in Figure 2, be a kind of rock sample physics of embodiment of the present invention modulus measuring method process flow diagram, described rock sample physics modulus measuring method comprises:
201, acoustic seismic source and rock sample clamper are arranged in High Temperature High Pressure storehouse, on described rock sample clamper, clamping has rock sample;
202, the first fiber-optic grating sensor is arranged in described High Temperature High Pressure storehouse, adheres on rock sample;
203, utilize control pressurer system that described High Temperature High Pressure storehouse is pressurized under preset pressure, and utilize heating control system that described High Temperature High Pressure storehouse is pressurized at preset temperature;
204, fiber grating spectrum (FBG) demodulator is arranged at outside described High Temperature High Pressure storehouse, and connects described the first fiber-optic grating sensor;
205, at the described acoustic seismic source of unlatching, drive after described rock sample vibrations, by described the first fiber-optic grating sensor, measure the strain parameter of described rock sample at described preset pressure and described preset temperature.
Preferably, described rock sample physics modulus measuring method also comprises: on described High Temperature High Pressure storehouse, windowpane is set, described windowpane adopts flange to add teflon rubber sealing; Described windowpane comprises quartz window, and thickness is 1-10cm; Portable laser vialog is positioned over to described High Temperature High Pressure storehouse outside glass window, measures amplitude and the acceleration of described rock sample.
Preferably, described rock sample physics modulus measuring method also comprises: the second fiber-optic grating sensor is arranged in described High Temperature High Pressure storehouse, does not adhere on described rock sample; Described fiber grating spectrum (FBG) demodulator is connected to described the second fiber-optic grating sensor, for driving at the described acoustic seismic source of unlatching after described rock sample vibrations, by described the first fiber-optic grating sensor and described the second fiber-optic grating sensor, measure the strain parameter of described rock sample at described preset pressure and described preset temperature.
Preferably, described High Temperature High Pressure storehouse adopts stainless steel; Described sound wave vibration source comprises the sound wave vibration source of 1-6000Hz; Described preset pressure is 0.1MP-20MPa; Described preset temperature is 25 ℃-120 ℃; Described rock sample is at least following a kind of: sandstone rock sample, oil shale rock sample, mud stone rock sample.
Preferably, described control pressurer system comprises piston pump booster system; Described heating control system comprises: electric furnace heating wire heating arrangement, is arranged in described High Temperature High Pressure storehouse; Temperature control cabinet, is arranged at outside described High Temperature High Pressure storehouse, and connects described electric furnace heating wire heating arrangement.
Embodiment of the present invention technique scheme has following beneficial effect: because adopt described rock sample physics modulus optical measuring device to comprise: High Temperature High Pressure storehouse, in it, be provided with acoustic seismic source and rock sample clamper, on described rock sample clamper, clamping has rock sample, control pressurer system, for being pressurized to described High Temperature High Pressure storehouse under preset pressure, heating control system, for being pressurized to described High Temperature High Pressure storehouse at preset temperature, the first fiber-optic grating sensor, is positioned at described High Temperature High Pressure storehouse, adheres on rock sample, fiber grating spectrum (FBG) demodulator, be positioned at outside described High Temperature High Pressure storehouse, and connect described the first fiber-optic grating sensor, for driving at the described acoustic seismic source of unlatching after described rock sample vibrations, by described the first fiber-optic grating sensor, the technological means of measurement strain parameter of described rock sample at described preset pressure and described preset temperature, so reached following technique effect: the device that the character such as strain of rock under a kind of optical method for measuring reservoir conditions are provided, simple structure, easily build, maintain easily, realize fiber-optic grating sensor and measured petrophysical property.
Below in conjunction with application example, the above embodiment of the present invention is elaborated:
The object of application example of the present invention is in order to provide the character devices such as a kind of strain that adopts rock under optical method for measuring reservoir conditions and P-wave And S velocity of wave.
The technical solution of application example of the present invention is: this device comprises the High Temperature High Pressure storehouse with glass window, rock sample clamper, the sound wave vibration source of 1-6000Hz, fiber-optic grating sensor, fiber grating spectrum (FBG) demodulator, heating control system, control pressurer system, portable laser vialog.This system can realize strain, modulus, velocity of wave and the Poisson ratio of the rock sample under fiber grating and two kinds of optical method for measuring microvibrations of laser vibration measurer.This system works is described as follows: by control pressurer system and heating control system, the High Temperature High Pressure storehouse that rock sample is housed is pressurized to (0.1MP-20MPa under the pressure and temperature needing; 25 ℃-120 ℃), rock sample needs prior adhered optical fibers grating, open sound wave vibration source, allow rock sample vibrate, by fiber grating spectrum (FBG) demodulator, can measure the strain parameter of rock sample under different temperatures and pressure, or can adopt portable laser vialog to measure amplitude and the acceleration of rock sample.In addition, in High Temperature High Pressure storehouse, can be provided with the not fiber-optic grating sensor of sticky sample, compare with the parameter that sticks on the fiber-optic grating sensor acquisition on rock sample, the strain parameter (for example subtracting each other) of the rock sample that contrast uniform pressure and temperature produce, thus the impact of temperature and pressure on the strain parameter of the rock sample of measuring eliminated.
Concrete application example 1: the vacuum chamber of being manufactured by stainless steel is equipped with diameter
the quartz window of 100mm, adopts 818 temperature-controlling systems to system heating, adopts piston pump booster system to pressurize to system.Sandstone rock sample is prepared into
30mm cylinder, rock sample axially and radially attach fiber-optic grating sensor, in vacuum chamber, place the identical fiber-optic grating sensor of another one simultaneously, as a comparison, to reject the impact of temperature and pressure on fiber-optic grating sensor.The variation of the strain of measuring the rock sample that vibration source causes by (FBG) demodulator to optical wavelength, the strain parameter of computing rock sample.
Concrete application example 2: the vacuum chamber of being manufactured by stainless steel is equipped with diameter
the quartz window of 100mm, adopts 818 temperature-controlling systems to system heating, adopts piston pump booster system to pressurize to system.Oil shale rock sample preparation Cheng Fangti, axial and the horizontal fiber-optic grating sensor that attaches at rock sample, in vacuum chamber, place the identical fiber-optic grating sensor of another one simultaneously, as a comparison, to reject the impact of temperature and pressure on fiber-optic grating sensor.The variation of the strain of measuring the rock sample that vibration source causes by (FBG) demodulator to optical wavelength, the strain parameter of computing rock sample.
Concrete application example 3: the vacuum chamber of being manufactured by stainless steel is equipped with diameter
the quartz window of 100mm, adopts 818 temperature-controlling systems to system heating, adopts piston pump booster system to pressurize to system.The mud stone rock sample side of being prepared into body, axial and the horizontal fiber-optic grating sensor that attaches at rock sample, in vacuum chamber, place the identical fiber-optic grating sensor of another one simultaneously, as a comparison, to reject the impact of temperature and pressure on fiber-optic grating sensor.The variation of the strain of measuring the rock sample that vibration source causes by (FBG) demodulator to optical wavelength, the strain parameter of computing rock sample.
Concrete application example 4: the vacuum chamber of being manufactured by stainless steel is equipped with diameter
the quartz window of 100mm, adopts 818 temperature-controlling systems to system heating, adopts piston pump booster system to pressurize to system.The mud stone rock sample side of being prepared into body, axial and the horizontal fiber-optic grating sensor that attaches at rock sample, in vacuum chamber, place the identical fiber-optic grating sensor of another one simultaneously, as a comparison, to reject the impact of temperature and pressure on fiber-optic grating sensor.The variation of the strain of measuring the rock sample that vibration source causes by (FBG) demodulator to optical wavelength, the strain parameter of computing rock sample.Meanwhile, adopt Poly-tec100 type laser vibration measurer to measure the displacement of rock sample and acceleration amplitude over time, by calculating amplitude and the acceleration of rock sample, in order to contrast fiber grating measurement result.
Feature and the advantage of application example of the present invention are as follows: (1) simple structure, easily build, and maintain easily; (2) this equipment has been realized fiber-optic grating sensor and two kinds of methods measurement petrophysical properties of laser vibration measurer, both can realize contact type optical fiber grating measuring and also can realize non-contact laser vibration survey.(3) equipment set has been realized automatic control, applied range.
Those skilled in the art can also recognize the various illustrative components, blocks (illustrative logical block) that the embodiment of the present invention is listed, unit, and step can pass through electronic hardware, computer software, or both combinations realize.For the clear replaceability (interchangeability) of showing hardware and software, above-mentioned various illustrative components (illustrative components), unit and step have been described their function generally.Such function is to realize by hardware or software the designing requirement of depending on specific application and whole system.Those skilled in the art can, for every kind of specific application, can make in all sorts of ways and realize described function, but this realization should not be understood to exceed the scope of embodiment of the present invention protection.
Various illustrative logical block described in the embodiment of the present invention, or unit can pass through general processor, digital signal processor, special IC (ASIC), field programmable gate array or other programmable logic device, discrete gate or transistor logic, discrete hardware components, or the design of above-mentioned any combination realizes or operates described function.General processor can be microprocessor, and alternatively, this general processor can be also any traditional processor, controller, microcontroller or state machine.Processor also can be realized by the combination of calculation element, for example digital signal processor and microprocessor, multi-microprocessor, a Digital Signal Processor Core of one or more microprocessors associating, or any other similarly configuration realize.
Method described in the embodiment of the present invention or the step of algorithm can directly embed hardware, the software module of processor execution or the two combination.Software module can be stored in the storage medium of other arbitrary form in RAM storer, flash memory, ROM storer, eprom memory, eeprom memory, register, hard disk, moveable magnetic disc, CD-ROM or this area.Exemplarily, storage medium can be connected with processor so that processor can be from storage medium reading information, and can deposit write information to storage medium.Alternatively, storage medium can also be integrated in processor.Processor and storage medium can be arranged in ASIC, and ASIC can be arranged in user terminal.Alternatively, processor and storage medium also can be arranged in the different parts in user terminal.
In one or more exemplary designs, the described above-mentioned functions of the embodiment of the present invention can realize in hardware, software, firmware or this three's combination in any.If realized in software, these functions can be stored on the medium with computer-readable, or are transmitted on the medium of computer-readable with one or more instructions or code form.Computer-readable medium comprises computer storage medium and is convenient to make to allow computer program transfer to other local telecommunication media from a place.Storage medium can be the useable medium that any general or special computer can access.For example, such computer readable media can include but not limited to RAM, ROM, EEPROM, CD-ROM or other optical disc storage, disk storage or other magnetic storage device, or other anyly can be read by general or special computer or general or special processor the medium of the program code of form with instruction or data structure and other for carrying or storage.In addition, any connection can be suitably defined as computer-readable medium, for example,, if software is by a concentric cable, fiber optic cables, twisted-pair feeder, Digital Subscriber Line (DSL) or being also comprised in defined computer-readable medium with wireless way for transmittings such as infrared, wireless and microwave from a web-site, server or other remote resource.Described video disc (disk) and disk (disc) comprise Zip disk, radium-shine dish, CD, DVD, floppy disk and Blu-ray Disc, and disk is conventionally with magnetic duplication data, and video disc carries out optical reproduction data with laser conventionally.Above-mentioned combination also can be included in computer-readable medium.
Above-described embodiment; object of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the foregoing is only the specific embodiment of the present invention; the protection domain being not intended to limit the present invention; within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a rock sample physics modulus optical measuring device, is characterized in that, described rock sample physics modulus optical measuring device comprises:
High Temperature High Pressure storehouse, is provided with acoustic seismic source and rock sample clamper in it, on described rock sample clamper, clamping has rock sample;
Control pressurer system, for being pressurized to described High Temperature High Pressure storehouse under preset pressure;
Heating control system, for being pressurized to described High Temperature High Pressure storehouse at preset temperature;
The first fiber-optic grating sensor, is positioned at described High Temperature High Pressure storehouse, adheres on rock sample;
Fiber grating spectrum (FBG) demodulator, be positioned at outside described High Temperature High Pressure storehouse, and connect described the first fiber-optic grating sensor, for driving at the described acoustic seismic source of unlatching after described rock sample vibrations, by described the first fiber-optic grating sensor, measure the strain parameter of described rock sample at described preset pressure and described preset temperature.
2. rock sample physics modulus optical measuring device as claimed in claim 1, is characterized in that, described High Temperature High Pressure also has windowpane on storehouse, and described windowpane adopts flange to add teflon rubber sealing; Described windowpane comprises quartz window, and thickness is 1-10cm;
Described rock sample physics modulus optical measuring device also comprises: portable laser vialog, for being positioned over described High Temperature High Pressure storehouse outside glass window, measure amplitude and the acceleration of described rock sample.
3. rock sample physics modulus optical measuring device as claimed in claim 1, is characterized in that, described rock sample physics modulus optical measuring device also comprises:
The second fiber-optic grating sensor, is positioned at described High Temperature High Pressure storehouse, does not adhere on described rock sample;
Fiber grating spectrum (FBG) demodulator, also connect described the second fiber-optic grating sensor, for driving at the described acoustic seismic source of unlatching after described rock sample vibrations, by described the first fiber-optic grating sensor and described the second fiber-optic grating sensor, measure the strain parameter of described rock sample at described preset pressure and described preset temperature.
4. rock sample physics modulus optical measuring device as claimed in claim 1, is characterized in that, described High Temperature High Pressure storehouse adopts stainless steel; Described sound wave vibration source comprises the sound wave vibration source of 1-6000Hz; Described preset pressure is 0.1MP-20MPa; Described preset temperature is 25 ℃-120 ℃; Described rock sample is at least following a kind of: sandstone rock sample, oil shale rock sample, mud stone rock sample.
5. rock sample physics modulus optical measuring device as claimed in claim 1, is characterized in that, described control pressurer system comprises piston pump booster system; Described heating control system comprises:
Electric furnace heating wire heating arrangement, is arranged in described High Temperature High Pressure storehouse;
Temperature control cabinet, is arranged at outside described High Temperature High Pressure storehouse, and connects described electric furnace heating wire heating arrangement.
6. a rock sample physics modulus measuring method, is characterized in that, described rock sample physics modulus measuring method comprises:
Acoustic seismic source and rock sample clamper are arranged in High Temperature High Pressure storehouse, and on described rock sample clamper, clamping has rock sample;
The first fiber-optic grating sensor is arranged in described High Temperature High Pressure storehouse, adheres on rock sample;
Utilize control pressurer system that described High Temperature High Pressure storehouse is pressurized under preset pressure, and utilize heating control system that described High Temperature High Pressure storehouse is pressurized at preset temperature;
Fiber grating spectrum (FBG) demodulator is arranged at outside described High Temperature High Pressure storehouse, and connects described the first fiber-optic grating sensor;
At the described acoustic seismic source of unlatching, drive after described rock sample vibrations, by described the first fiber-optic grating sensor, measure the strain parameter of described rock sample at described preset pressure and described preset temperature.
7. rock sample physics modulus measuring method as claimed in claim 6, is characterized in that, described rock sample physics modulus measuring method also comprises:
On described High Temperature High Pressure storehouse, windowpane is set, described windowpane adopts flange to add teflon rubber sealing; Described windowpane comprises quartz window, and thickness is 1-10cm;
Portable laser vialog is positioned over to described High Temperature High Pressure storehouse outside glass window, measures amplitude and the acceleration of described rock sample.
8. rock sample physics modulus measuring method as claimed in claim 6, is characterized in that, described rock sample physics modulus measuring method also comprises:
The second fiber-optic grating sensor is arranged in described High Temperature High Pressure storehouse, does not adhere on described rock sample;
Described fiber grating spectrum (FBG) demodulator is connected to described the second fiber-optic grating sensor, for driving at the described acoustic seismic source of unlatching after described rock sample vibrations, by described the first fiber-optic grating sensor and described the second fiber-optic grating sensor, measure the strain parameter of described rock sample at described preset pressure and described preset temperature.
9. rock sample physics modulus measuring method as claimed in claim 6, is characterized in that, described High Temperature High Pressure storehouse adopts stainless steel; Described sound wave vibration source comprises the sound wave vibration source of 1-6000Hz; Described preset pressure is 0.1MP-20MPa; Described preset temperature is 25 ℃-120 ℃; Described rock sample is at least following a kind of: sandstone rock sample, oil shale rock sample, mud stone rock sample.
10. rock sample physics modulus measuring method as claimed in claim 6, is characterized in that, described control pressurer system comprises piston pump booster system; Described heating control system comprises:
Electric furnace heating wire heating arrangement, is arranged in described High Temperature High Pressure storehouse;
Temperature control cabinet, is arranged at outside described High Temperature High Pressure storehouse, and connects described electric furnace heating wire heating arrangement.
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| CN201310739367.0A CN104155173B (en) | 2013-12-26 | 2013-12-26 | A kind of rock sample physics modulus optical measuring device and method |
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| CN201310739367.0A CN104155173B (en) | 2013-12-26 | 2013-12-26 | A kind of rock sample physics modulus optical measuring device and method |
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| CN104155173A true CN104155173A (en) | 2014-11-19 |
| CN104155173B CN104155173B (en) | 2017-09-26 |
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| CN201310739367.0A Active CN104155173B (en) | 2013-12-26 | 2013-12-26 | A kind of rock sample physics modulus optical measuring device and method |
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| CN106767478A (en) * | 2016-11-29 | 2017-05-31 | 北京卫星制造厂 | Structure Light deformation measuring method under a kind of thermal vacuum high and low temperature environment |
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| CN111247401A (en) * | 2018-12-10 | 2020-06-05 | 合刃科技（深圳）有限公司 | Vibration source positioning device and method based on coherent light |
| CN116858307A (en) * | 2023-06-29 | 2023-10-10 | 西安科技大学 | Real-time monitoring test device and method for microwave rock breaking thermal injury and radon exhalation |
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| CN106767478A (en) * | 2016-11-29 | 2017-05-31 | 北京卫星制造厂 | Structure Light deformation measuring method under a kind of thermal vacuum high and low temperature environment |
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| CN111247401A (en) * | 2018-12-10 | 2020-06-05 | 合刃科技（深圳）有限公司 | Vibration source positioning device and method based on coherent light |
| CN116858307A (en) * | 2023-06-29 | 2023-10-10 | 西安科技大学 | Real-time monitoring test device and method for microwave rock breaking thermal injury and radon exhalation |
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