CN203729989U - Shale hydrocarbon generating, adsorbing and desorbing simulating system - Google Patents
Shale hydrocarbon generating, adsorbing and desorbing simulating system Download PDFInfo
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- CN203729989U CN203729989U CN201420019460.4U CN201420019460U CN203729989U CN 203729989 U CN203729989 U CN 203729989U CN 201420019460 U CN201420019460 U CN 201420019460U CN 203729989 U CN203729989 U CN 203729989U
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Abstract
The utility model provides a shale hydrocarbon generating, adsorbing and desorbing simulating system. The shale hydrocarbon generating, adsorbing and desorbing simulating system comprises an automatic shale gas generating device, an automatic shale gas adsorbing device and a generated shale gas metering device. The automatic shale gas generating device is used for simulating the hydrocarbon generating process of the shale, the automatic shale gas adsorbing device is used for simulating the adsorbing and desorbing process of the hydrocarbon gas, and the generated shale gas metering device is used for metering the simulation parameters of the hydrocarbon gas desorbed and released by the automatic shale gas adsorbing device. The shale hydrocarbon generating, adsorbing and desorbing simulating system further comprises a control device respectively connected with the automatic shale gas generating device, the automatic shale gas adsorbing device and the generated shale gas metering device, and the control device is used for controlling the working pressure and temperature of the automatic shale gas generating device to simulate the hydrocarbon generating process of the shale under different temperature and pressure conditions, is used for controlling the working pressure and temperature of the automatic shale gas adsorbing device to simulate the adsorbing and desorbing process of the hydrocarbon gas under different temperature and pressure conditions and is used for controlling the generated shale gas metering device to meter the simulation parameters of the hydrocarbon gas released by the automatic shale gas adsorbing device. According to the shale hydrocarbon generating, adsorbing and desorbing simulating system, the practice of the shale gas exploration and development can be effectively, rapidly and conveniently guided.
Description
Technical field
The utility model relates to gas volume metering technical field, relates in particular to a kind of shale raw hydrocarbon, absorption and desorb simulation system.
Background technology
Shale gas is the natural gas that a kind of non-structure control, large area become to hide, and generation, the one-tenth of shale gas is hidden, depressurization desorption production has different one-tenth from conventional gas and hides process and exploration and development process.Shale gas is divided into adsorbed gas and free gas, shale gas has typical in being conigenous storage characteristic, the generation of shale gas is mainly spread the gas of conciliating sucking-off from shale matrix, whether the shale gas that therefore will effectively assess somewhere has business-like prospect, first will be to the raw hydrocarbon of the shale gas of this area, adsorb into Tibetan data and simulate.
But at present domestic also do not have the raw hydrocarbon of shale gas and adsorb the equipment of simulation aspect, cannot be to both thering is adsorbed gas, the shale gas again with free gas feature carries out effective physical analogy, thereby obtains various effective analog parameters.
Utility model content
Provide hereinafter about brief overview of the present utility model, to the basic comprehension about some aspect of the present utility model is provided.Should be appreciated that this general introduction is not about exhaustive general introduction of the present utility model.It is not that intention is determined key of the present utility model or pith, neither be intended to limit scope of the present utility model.Its object is only that the form of simplifying provides some concept, using this as the preorder in greater detail of discussing after a while.
The utility model provides the raw hydrocarbon of a kind of shale, adsorbs into Tibetan and desorb simulation system, comprise that the shale gas connecting is successively from generating apparatus, shale gas self-priming apparatus and shale gas aerogenesis metering device, described shale gas is used for simulating the raw hydrocarbon process of shale from generating apparatus, described shale gas self-priming apparatus is for simulating absorption and the desorption process of hydrocarbon gas, and described shale gas aerogenesis metering device is for the analog parameter of the hydrocarbon gas that measures the desorb of shale gas self-priming apparatus and discharge;
Described system also comprises the control device being connected from generating apparatus, shale gas self-priming apparatus and shale gas aerogenesis metering device with shale gas respectively, for control shale gas from the operating pressure of generating apparatus and temperature with simulation different temperatures and pressure condition under raw hydrocarbon process, the operating pressure of controlling shale gas self-priming apparatus and the temperature of shale with simulation different temperatures and pressure condition under the sorption and desorption process of hydrocarbon gas, and control shale gas aerogenesis metering device and measure the analog parameter of the hydrocarbon gas that shale gas self-priming apparatus discharges.
The utility model also provides a kind of shale raw hydrocarbon, absorption and desorb analogy method, comprising:
Rock sample is put into shale gas and give birth to hydrocarbon process from generating apparatus for simulating shale gas;
The hydrocarbon gas producing in raw hydrocarbon process is introduced into absorption and the desorption process of shale gas self-priming apparatus simulation hydrocarbon gas;
The analog parameter of the hydrocarbon gas discharging by shale gas aerogenesis metering device metering shale gas self-priming apparatus desorption process.
The raw hydrocarbon of shale, absorption and the desorb simulation system that the utility model provides and analogy method can realize the processes such as generation, absorption and the desorb of simulation shale gas, meanwhile, under the control of control device, can simulate the raw hydrocarbon speed of shale, raw hydrocarbon types under Different Strata temperature, pressure condition; Shale under shale desorption rate, desorption quantity and simulation different temperatures, pressure condition under simulation different temperatures, pressure condition becomes Tibetan process, becomes Tibetan speed and become to hide feature, can instruct effectively, quickly and easily shale gas exploration and development practice.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment 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 embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of raw hydrocarbon, absorption and a kind of embodiment of desorb simulation system of the shale that provides of the utility model.
The flow chart that Fig. 2 gives birth to hydrocarbon, absorption and a kind of embodiment of desorb analogy method for the shale that the utility model provides.
Reference numeral:
1-electrodynamic pump, 2, 4-hand-operated valve, 3-intermediate receptacle, 5-make-up valve, 6-Hydraulic Station, 7-small oil tank, 8-high temperature furnace, 9-large tank, 10-the first pressure sensor, 30-the second pressure sensor, 37-the 3rd pressure sensor, 41-the 4th pressure sensor, 43-the 5th pressure pressure sensor, the upper row of 11-hydrocarbon valve, 16-the first electromagnetic valve, 12-the second electromagnetic valve, 14-the 3rd electromagnetic valve, 32-the 4th electromagnetic valve, 39-the 5th electromagnetic valve, 13-the first pressure regulator valve, 15-the second pressure regulator valve, under 17-, arrange hydrocarbon valve, 18-the first air valve, 28-the second air valve, 48-the 3rd air valve, 49-the 4th air valve, the 5th air valve 29, 36-the 6th air valve, 50-the 7th air valve, 51-the 8th air valve, 19-the second low temperature bath, 47-the first low temperature bath, 20-liquid container, 21-constant-flux pump, 22-liquid-filling pool, 23-electronic balance, 24-measurement electrode, 25-the first switch, 46-second switch, 26-the first gas gauge, 27-the second gas gauge, 31-source of the gas valve, 33-first is with reference to cylinder, 34-second is with reference to cylinder, 35-the 3rd is with reference to cylinder, 38-equalizing valve, 40-rock core self-priming model, 42-ring is pressed tracker, 44-three way cock, 45-back pressure control pump.
Detailed description of the invention
For making object, technical scheme and the advantage of the utility model embodiment clearer, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiment.The element of describing in an accompanying drawing of the present utility model or a kind of embodiment and feature can combine with element and feature shown in one or more other accompanying drawing or embodiment.It should be noted that for purposes of clarity, in accompanying drawing and explanation, omitted with the utility model irrelevant, expression and the description of parts known to persons of ordinary skill in the art and processing.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite of not paying creative work, belongs to the scope that the utility model is protected.
With reference to figure 1, a kind of shale gas that the present embodiment provides is given birth to hydrocarbon, is adsorbed into Tibetan and desorb simulation system, comprise that the shale gas connecting is successively from generating apparatus, shale gas self-priming apparatus and shale gas aerogenesis metering device, described shale gas is used for simulating the raw hydrocarbon process of shale from generating apparatus, described shale gas self-priming apparatus is for simulating absorption and the desorption process of hydrocarbon gas, and described shale gas aerogenesis metering device is for the analog parameter of the hydrocarbon gas that measures the desorb of shale gas self-priming apparatus and discharge;
Described system also comprises the control device being connected from generating apparatus, shale gas self-priming apparatus and shale gas aerogenesis metering device with shale gas respectively, for control shale gas from the operating pressure of generating apparatus and temperature with simulation different temperatures and pressure condition under raw hydrocarbon process, the operating pressure of controlling shale gas self-priming apparatus and the temperature of shale with simulation different temperatures and pressure condition under the sorption and desorption process of hydrocarbon gas, and control shale gas aerogenesis metering device and measure the analog parameter of the hydrocarbon gas that shale gas self-priming apparatus discharges.
Analog parameter comprises volume and/or the quality of hydrocarbon gas.
Shale gas comprises electrodynamic pump 1, intermediate receptacle 3, high temperature furnace 8, the first low temperature bath 47, the second low temperature bath 19, the first gas gauge 26 and the second gas gauge 27 from generating apparatus;
Described electrodynamic pump 1, intermediate receptacle 3, high temperature furnace 8 connect by pipeline successively, and the pipeline that electrodynamic pump 1 is connected with intermediate receptacle 3 is provided with the first hand-operated valve 2, and intermediate receptacle 3 is provided with the second hand-operated valve 4 and make-up valve 5 with the connecting line of combined high-temperature stove;
In high temperature furnace 8, be provided with sample room, top, sample room is connected by pipeline successively with the first low temperature bath 47, the first gas gauge 26, the gas outlet of the first gas gauge 26 is connected with shale gas self-priming apparatus with source of the gas valve 31 by an air valve, on the pipeline that top, described sample room is connected with the first low temperature bath 47, be also provided with upper row's hydrocarbon valve 11, the first pressure regulator valve 13 and the first air valve 18, on the pipeline that described the first low temperature bath 47 is connected with the first gas gauge 26, be also provided with the second air valve 28;
Bottom, sample room is connected by pipeline successively with the second low temperature bath 19, the second gas gauge 27, the gas outlet of the second gas gauge 27 is connected with shale gas self-priming apparatus with source of the gas valve 31 by an air valve, on the pipeline that bottom, described sample room is connected with the second low temperature bath 19, be also provided with lower row's hydrocarbon valve 17, the second pressure regulator valve 15 and the 3rd air valve 48, on the pipeline that described the second low temperature bath 19 is connected with the second gas gauge 27, be also provided with the 4th air valve 49;
Described shale gas also comprises the first pressure sensor 10 being connected with sample room, the second pressure sensor 30 being connected with the first low temperature bath 47 and the second low temperature bath 19 respectively from generating apparatus;
Shale gas also comprises liquid container 20, constant-flux pump 21 from generating apparatus, between liquid container 20 and constant-flux pump 21, be connected by pipeline, constant-flux pump 21 is connected with the first gas gauge 26 and the second gas gauge 27 by pipeline respectively, in the pipeline that constant-flux pump 21 is connected with the first gas gauge 26 and the second gas gauge 27, is respectively equipped with the 5th air valve 29;
Described shale gas also comprises from generating apparatus the first electromagnetic valve 16, the second electromagnetic valve 12, the 3rd electromagnetic valve 14 and the 4th electromagnetic valve 32 that are connected with make-up valve 5, upper row's hydrocarbon valve 11, lower row's hydrocarbon valve 17 and source of the gas valve 31;
Shale gas also comprises the large tank 9 and the small oil tank 7 that are connected with high temperature furnace from generating apparatus, the Hydraulic Station 6 being connected with large tank 9 and small oil tank 7 respectively, is also provided with temperature pick up in high temperature furnace;
Hydraulic Station 6, temperature pick up, the first electromagnetic valve 16, the second electromagnetic valve 12, the 3rd electromagnetic valve 14, the 4th electromagnetic valve 32, electrodynamic pump 1, the first pressure sensor 10, the second pressure sensor 30, the first air valve 18, the second air valve 28, the 3rd air valve 48, the 4th air valve 49, the 5th air valve 29, the first pressure regulator valve 13, the second pressure regulator valve 15 and constant-flux pump 21 are electrically connected with control device respectively.
Wherein, heating part is the core apparatus from generating apparatus, select special nonstandard hydraulic system pressurization, there is hand control and automation dual-use function, ensure for a long time, stably simulated pressure to be applied directly on the rock core in high temperature furnace 8, maximum pressure 200MPa, with the stratum lithostatic pressure of guaranteeing can simulate formation 8000m depths rock to be born.Sample room internal diameter is 32mm, after the compacting of sample room, minimum constructive height is 100mm, sample room compacting displacement 100mm, sample room inner chamber overall length 200mm, it is 120MPa that maximum fluid pressure is born in sample room, bearing maximum burden pressure is 275MPa, and maximum operation temperature is 500 DEG C, adopts the nickel-bass alloy material of corrosion-and high-temp-resistant to make.Heating system is a set of knockdown box-type high-temperature furnace, and temperature is heated by the air transmitted of inner chamber, guarantees that the sample in high temperature furnace is heated evenly with stable, ensures temperature fluctuation <1 DEG C.Bottom and the top of high temperature furnace inner chamber have concentric pylone, for the large tank 9 of hydraulic system and moving up and down of small oil tank 8 piston rods; A through hole is reserved respectively for being connected with upper row's hydrocarbon valve 11 and lower row's hydrocarbon valve 17 pipelines with bottom in the top of sample room; Its inside is a reserved temperature pick up jack also, for laying temperature sensor, is used for monitoring the variations in temperature of inner chamber.
When after the hydrocarbon generation in sample room, hydro carbons comprises gas and oil, after generation, will discharge, and because gas is lighter, to top operation, will gas be discharged by upper row's hydrocarbon valve 11, finally enters the first low temperature bath 47 through piping; The proportion of oil is larger, through lower row's hydrocarbon valve 17, oil is discharged, and finally enters the second low temperature bath 19 through piping.
The automatic collection of shale gas coordinates with electromagnetic valve with metering and realizes the automation of discharging fluid collection, and low temperature bath has advanced pid number temperature control technique, and temperature-controlled precision is high, good refrigeration effect, and long service life, volume is little.Shale gas puts into metering device-the first gas gauge 26 and the second gas gauge 27 is selected homemade tolerance metering device, on tolerance metering device, be designed with piston rod mechanism and displacement transducer, can guarantee that product can accurate measurement, constant-flux pump 21 simultaneously, can carry out supercharging to the shale gas of collecting in tolerance metering device, revert to shale formation cond.The flow of constant-flux pump 21 is preferably 0.1-10mL/min, maximum working pressure (MWP) 40MPa.
Control device mainly comprises temperature control, pressure control and fluid turnover controlling alarm composition to shale gas from the control of generating apparatus, the control of whole system is divided into automatic control and manually controls, can be respectively to analog temperature, pressure system and row's hydrocarbon and fluid realize automatically with and manually control, automatically control can be set on computers, and shows with graphics mode.In the time that described control device detects that gathered temperature value or force value are greater than its inner preset value, control is sent alarm signal and is reported to the police.
Above-described shale gas from generating apparatus by electrodynamic pump 1 to high temperature furnace 8 superchargings, combined high-temperature stove 8 to sample room heat, output oil gas, setting after temperature and pressure parameter the temperature and pressure that combined high-temperature stove 8 is indoor.This device, by combined high-temperature stove 8 is applied to certain temperature, pressure condition, reaches simulation and realizes the object of hydrocarbon gas in output speed, output and the type of different condition.
Shale gas self-priming apparatus comprises with source of the gas valve 31 by the pipeline rock core self-priming model 40 that is connected, also comprise for demarcate voids volume in blank volume and shale first with reference to cylinder 33, second with reference to cylinder 34 and the 3rd with reference to cylinder 35, described first with reference to cylinder 33, second with reference to cylinder 34 and the 3rd with reference to cylinder 35 respectively by the pipeline UNICOM between the 6th air valve 36, the 7th air valve 50, the 8th air valve 51 and source of the gas valve 31 and rock core self-priming model 40, rock core self-priming apparatus is also connected with shale gas aerogenesis metering device by three way cock 44;
On the pipeline that source of the gas valve 31 is connected with rock core self-priming model 40, be also provided with equalizing valve 38 and the 3rd pressure sensor 37, on the pipeline that described rock core self-priming model 40 is connected with three way cock 44, be also provided with the 4th pressure sensor 41, rock core self-priming model 40 also presses tracker 42 to be connected with ring;
Three way cock 44 is also connected with back pressure control pump 45 and the 5th pressure sensor 43, and described equalizing valve 38 is connected with the 5th electromagnetic valve 39;
Wherein, the 6th air valve 36, the 7th air valve 50, the 8th air valve 51, the 3rd pressure sensor 37, the 4th pressure sensor 41, the 5th pressure sensor 43, the 5th electromagnetic valve 39, ring press tracker 42 and back pressure control pump 45 to be electrically connected with control device respectively.
Further, the first rigid body container that is specific volume with reference to cylinder 34 and the 3rd with reference to cylinder 35 with reference to cylinder 33, second, capacity is respectively 40mL, 90mL, 250mL, in-built standard steel ball, its effect is for demarcating the voids volume in blank volume and shale.Rock core self-priming model 40 adopts core holding unit formula structure, ring is pressed design pressure 50MPa, is suitable for core diameter 100mm, rock core length 300mm, self-priming model is rotatable, and can locate by vertical-horizontal, conveniently assemble and disassemble rock core, the additional ring of self-priming model is pressed, ring pressure pressure presses tracker 42 to control by encircling, its effect is by gas inject, realizes supercharging, the adsorption process of hydrocarbon gas in simulated pressure increase process.
Control device mainly comprises temperature control, pressure control, air inlet control, the control of gas diffusive equilibrium to the control of shale gas self-priming apparatus.The control of whole instrument is divided into automatic control and manually controls, and the detection to analog temperature, pressure system and adsorption equilibrium and control are divided into automatically and and manually control respectively.Automatically control all can be set on computers, and shows with graphics mode.Pressure control mainly comprises ring pressure tracking means and pressure sensor monitoring.It is the pressure stabilitys that maintain rock core self-priming apparatus that ring is pressed the effect of tracker 42, and its operating pressure reaches as high as 60MPa, range of flow 0-35ml/min.It is core that this ring presses tracker 42 to adopt advanced programmable logic controller, high-precision servo motor is power, use touch-screen as controlling interface, the advantages such as programmable logic controller has fast operation, and antijamming capability is strong, servomotor control accuracy can reach 1/131072 and turn, and operate steadily, touch-screen collection shows and is input as one, can show intuitively the running status of ring pressure tracker 42, and amendment ring is pressed the parameter of tracker 42 and changed running status easily.In the time that described control device detects that gathered temperature value or force value are greater than its inner preset value, control is sent alarm signal and is reported to the police.
Shale gas aerogenesis metering device comprises the liquid-filling pool 22 and the electronic balance 23 that are connected by pipeline with described three way cock 44 respectively, between described liquid-filling pool 22 and electronic balance 23, be also connected by pipeline, on pipeline between described three way cock 44, liquid-filling pool 22 and electronic balance 23, be respectively equipped with the first switch 24, second switch 25, described electronic balance 23 is provided with measurement electrode 24;
The first switch 24, second switch 25, measurement electrode 24 and electronic balance 23 are connected with control device respectively.
The effect of shale gas aerogenesis metering device is that the gas production of the hydrocarbon gas to shale is carried out accurate measurement, its operating principle is to utilize high-precision pressure sensor that out-of-date the produced pressure of gas flow is changed and monitored, the size of pressure variety can produce analog signal, analog signal intensity can represent different gas flows, interocclusal record while passing through again, can realize the gasmetry in unit interval section.Back pressure automatic control is a pump for single board computer control again, can realize sequencing control, also with communication port, also can realize computer control, back pressure control pump 45 can be connected and be realized Long-distance Control by RS232, and host computer sends the operation of operating instruction Long-distance Control pump to pump.The 5th pressure sensor 43 adopts high-precision pressure sensor, precision 0.1%FS, range 40MPa.Output gas metering system is mainly realized volume to shale gas and the metering of quality by liquid-filling pool 22, electronic balance 23 and measurement electrode 24.
Control device comprises the controls such as pressure, temperature, balance flow, displacement monitoring to the control of shale gas aerogenesis metering device, in order to ensure the reliability of certainty of measurement and control, adopt import MOX C168H digital collection control card, thereby realize digital collection transmission.This software is made up of two parts: one runs on the monitoring software of Industrial Personal Computer (IPC), be responsible for the direct control of on-site data gathering processing and process of the test, comprise digital I/O, analog quantity I/O, the judgement of process of the test logic, control, and be responsible for and the communication of instrument, ring pressure tracker, back pressure control pump, electronic balance, and issue operational order; Another runs on the interface operation software of microcomputer, can realize human-computer dialogue, and operating personnel set after parameter, just can unmanned, computer can gather all pressure, temperature, flow, displacement automatically, and the operation of control pump, the switch of HTHP automatic valve etc.; The system that the present embodiment provides also comprises warning device, when detecting that when described control device gathered temperature value or force value are greater than its inner preset value, sends alarm signal.
In above-described embodiment, further, described the first pressure sensor is high-temp pressure sensor, and range is 120MPa, and precision is 0.25%FS; The range of described the second pressure sensor is respectively 40MPa, and precision is respectively 0.25%FS; The range of described the 3rd pressure sensor is 35MPa, and precision is 0.1%FS; The range of described the 5th pressure sensor is 35MPa, and precision is 0.1%FS; The precision of described displacement transducer is 0.001mm.
With reference to figure 2, the present embodiment also provides a kind of shale raw hydrocarbon, absorption and desorb analogy method, comprising:
Step S101, puts into shale gas by rock sample and gives birth to hydrocarbon process from generating apparatus for simulating shale gas;
Step S102, is introduced into the hydrocarbon gas producing in raw hydrocarbon process absorption and the desorption process of shale gas self-priming apparatus simulation hydrocarbon gas;
Step S103, the analog parameter of the hydrocarbon gas discharging by shale gas aerogenesis metering device metering shale gas self-priming apparatus desorption process.
Particularly, according to shown in Fig. 1, equipment being installed and connected together.First, rock sample is put into combined high-temperature stove 8 and heat the raw hydrocarbon process of simulation shale, start heating system, sample is heated as requested, after heating, produce hydrocarbon gas and oil, gas is discharged by upper row's hydrocarbon valve 11, oil is got rid of by lower row's hydrocarbon valve 17, enter respectively the first low temperature bath 47 and the second low temperature bath 19 that are marked with cooling water, and utilize the displacement transducer of the first gas gauge 26 and the second gas gauge 27 to realize the metering to shale gas volume, the above simulation process that just completes the raw hydrocarbon of shale.
Complete after raw hydrocarbon simulation, open rock core self-priming model 40 and pack rock core into, then tighten two ends, then start constant-flux pump 21, squeeze into helium atmosphere for flushing pipe and rock core self-priming model 40, and carry out three free space volumes and proofread and correct, open raw hydrocarbon and simulate the gas valve of collecting, and source of the gas valve 31, hydrocarbon gas is imported to rock core self-priming model 40, and constantly adopt constant-flux pump 21 to pressurize, start ring simultaneously and press tracker 42, hydrocarbon gas absorption is entered in shale rock core, and reach design pressure and complete shale adsorption experiment.After adsorption experiment completes, make rock core self-priming model internal pressure progressively decline and discharge gas by back pressure control pump 45, and utilize output gas metering system to measure, obtain output gas volume and quality by electronic balance 23 and measurement electrode 24, complete the simulation of shale output gas experiment.
Shale gas raw hydrocarbon, absorption and desorb simulation system that the utility model provides, realized the raw hydrocarbon simulation of shale gas, realizes shale desorption experiment simultaneously, and effect is directly perceived, clear; Can simulate the raw hydrocarbon speed of shale, raw hydrocarbon types under Different Strata temperature, pressure condition; Can simulate shale desorption rate, desorption quantity under different temperatures, pressure condition; The shale that can simulate under different temperatures, pressure condition becomes Tibetan process, becomes Tibetan speed and become to hide feature simultaneously.
Shale gas raw hydrocarbon, absorption and desorb simulation system that the utility model provides, can carry out the raw hydrocarbon simulation of shale gas, become to hide adsorption experiment work each area.Can effectively complete the raw hydrocarbon of shale gas and become to hide analog operation, can instruct efficiently and easily shale gas exploration and development practice.
In the utility model the various embodiments described above, the sequence number of embodiment is only convenient to describe, and does not represent the quality of embodiment.Description to each embodiment all emphasizes particularly on different fields, and there is no the part of detailed description in certain embodiment, can be referring to the associated description of other embodiment.
In the embodiment such as apparatus and method of the present utility model, obviously, each parts or each step reconfigure after can decomposing, combine and/or decomposing.These decomposition and/or reconfigure and should be considered as equivalents of the present utility model.Simultaneously, in the above in the description of the utility model specific embodiment, describe and/or the feature that illustrates can be used in same or similar mode in one or more other embodiment for a kind of embodiment, combined with the feature in other embodiment, or substitute the feature in other embodiment.
Should emphasize, term " comprises/comprises " existence that refers to feature, key element, step or assembly while use herein, but does not get rid of the existence of one or more further feature, key element, step or assembly or add.
Finally it should be noted that: although described above the utility model and advantage thereof in detail, be to be understood that in the case of not exceeding the spirit and scope of the present utility model that limited by appended claim and can carry out various changes, alternative and conversion.And scope of the present utility model is not limited only to the specific embodiment of the described process of manual, equipment, means, method and step.One of ordinary skilled in the art will readily appreciate that from disclosure of the present utility model, can use and carries out with the essentially identical function of corresponding embodiment described herein or obtain process, equipment, means, method or step result essentially identical with it, that existing and will be developed future according to the utility model.Therefore, appended claim is intended to comprise such process, equipment, means, method or step in their scope.
Claims (9)
1. a shale raw hydrocarbon, absorption and desorb simulation system, it is characterized in that, comprise that the shale gas connecting is successively from generating apparatus, shale gas self-priming apparatus and shale gas aerogenesis metering device, described shale gas is used for simulating the raw hydrocarbon process of shale from generating apparatus, described shale gas self-priming apparatus is for simulating absorption and the desorption process of hydrocarbon gas, and described shale gas aerogenesis metering device is for the analog parameter of the hydrocarbon gas that measures the desorb of shale gas self-priming apparatus and discharge;
Described system also comprises the control device being connected from generating apparatus, shale gas self-priming apparatus and shale gas aerogenesis metering device with shale gas respectively, for control shale gas from the operating pressure of generating apparatus and temperature with simulation different temperatures and pressure condition under the raw hydrocarbon process, operating pressure and the temperature of control shale gas self-priming apparatus of shale, with the sorption and desorption process of hydrocarbon gas under simulation different temperatures and pressure condition, and control the analog parameter of the hydrocarbon gas that shale gas aerogenesis metering device metering shale gas self-priming apparatus discharges.
2. raw hydrocarbon, absorption and desorb simulation system of shale according to claim 1, it is characterized in that, described shale gas comprises that from generating apparatus electrodynamic pump, intermediate receptacle, high temperature furnace, the first low temperature bath, the second low temperature bath, the first tolerance takes into account the second gas gauge;
Described electrodynamic pump, intermediate receptacle, high temperature furnace connect by pipeline successively, and the pipeline that electrodynamic pump is connected with intermediate receptacle is provided with the first hand-operated valve, and the connecting line of intermediate receptacle and high temperature furnace is provided with the second hand-operated valve and make-up valve;
In described high temperature furnace, be provided with sample room, top, described sample room is connected by pipeline successively with the first low temperature bath, the first gas gauge, the gas outlet of the first gas gauge is connected with shale gas self-priming apparatus with source of the gas valve by an air valve, on the pipeline that top, described sample room is connected with the first low temperature bath, be also provided with upper row's hydrocarbon valve, pressure regulator valve and air valve, on the pipeline that described the first low temperature bath is connected with the first gas gauge, be also provided with air valve;
Bottom, sample room is connected by pipeline successively with the second low temperature bath, the second gas gauge, the gas outlet of the second gas gauge is connected with shale gas self-priming apparatus with described source of the gas valve by an air valve, on the pipeline that bottom, described sample room is connected with the second low temperature bath, be also provided with lower row's hydrocarbon valve, pressure regulator valve and air valve, on the pipeline that described the second low temperature bath is connected with the second gas gauge, be also provided with air valve.
3. raw hydrocarbon, absorption and desorb simulation system of shale according to claim 2, it is characterized in that, described shale gas also comprises the first pressure sensor being connected with sample room from generating apparatus, the second pressure sensor being connected respectively with the first low temperature bath and the second low temperature bath;
Described shale gas also comprises liquid container, constant-flux pump from generating apparatus, between liquid container and constant-flux pump, be connected by pipeline, constant-flux pump is taken into account the second gas gauge by pipeline and the first tolerance respectively and is connected, and constant-flux pump and the first tolerance are taken into account in the pipeline that the second gas gauge is connected and is respectively equipped with air valve.
4. raw hydrocarbon, absorption and desorb simulation system of shale gas according to claim 3, is characterized in that, described shale gas also comprises from generating apparatus the electromagnetic valve being connected with described make-up valve, upper row's hydrocarbon valve, lower row's hydrocarbon valve source of the gas valve;
Described shale gas also comprises the large tank and the small oil tank that are connected with high temperature furnace from generating apparatus, the Hydraulic Station being connected with large tank and small oil tank respectively is also provided with temperature pick up in described high temperature furnace;
Described Hydraulic Station, temperature pick up, electromagnetic valve, electrodynamic pump, the first pressure sensor, the second pressure sensor, air valve, pressure regulator valve and constant-flux pump are electrically connected with control device respectively.
5. raw hydrocarbon, absorption and desorb simulation system of shale according to claim 2, it is characterized in that, described shale gas self-priming apparatus comprises with source of the gas valve by the pipeline rock core self-priming model that is connected, also comprise for demarcate voids volume in blank volume and shale first with reference to cylinder, second with reference to cylinder and the 3rd with reference to cylinder, described first with reference to cylinder, second with reference to cylinder and the 3rd with reference to cylinder respectively by the pipeline UNICOM between air valve and source of the gas valve and rock core self-priming model, described rock core self-priming apparatus is also connected with described shale gas aerogenesis metering device by three way cock;
On the pipeline that described source of the gas valve is connected with rock core self-priming model, be also provided with equalizing valve and the 3rd pressure sensor, on the pipeline that described rock core self-priming model is connected with three way cock, be also provided with the 4th pressure sensor, described rock core self-priming model also presses tracker to be connected with ring;
Described three way cock is also connected with back pressure control pump and the 5th pressure sensor, and described equalizing valve is connected with an electromagnetic valve;
Wherein, described air valve, the 3rd pressure sensor, the 4th pressure sensor, the 5th pressure sensor, electromagnetic valve, ring press tracker and back pressure control pump to be electrically connected with control device respectively.
6. raw hydrocarbon, absorption and desorb simulation system of shale according to claim 5, it is characterized in that, described first with reference to cylinder, second with reference to cylinder and the 3rd with reference to standard steel ball is housed respectively in cylinder, described first is less than the second volume with reference to cylinder with reference to the volume of cylinder, and described second is less than the 3rd with reference to cylinder with reference to the volume of cylinder; And/or,
Described rock core self-priming model adopts core holding unit formula structure, and rotatable and can vertical-horizontal location.
7. raw hydrocarbon, absorption and desorb simulation system of shale according to claim 6, it is characterized in that, described shale gas aerogenesis metering device comprises the liquid-filling pool and the electronic balance that are connected by pipeline with described three way cock respectively, between described liquid-filling pool and electronic balance, be also connected by pipeline, on pipeline between described three way cock, liquid-filling pool and electronic balance, be respectively equipped with switch, described electronic balance is provided with measurement electrode;
Described switch, measurement electrode and electronic balance are connected with control device respectively.
8. raw hydrocarbon, absorption and desorb simulation system of shale according to claim 2, is characterized in that, described the first tolerance is taken into account the second gas gauge and is also equipped with respectively the piston rod mechanism and the displacement transducer that are useful on measurement shale gas growing amount.
9. raw hydrocarbon, absorption and desorb simulation system of shale according to claim 1, is characterized in that, described system also comprises warning device, in the time that described control device detects that gathered temperature value or force value are greater than preset value, sends alarm signal.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103711483A (en) * | 2014-01-13 | 2014-04-09 | 北京源海威科技有限公司 | Simulation system and simulation method of hydrocarbon generation, adsorption and desorption of shale |
| CN104594885A (en) * | 2014-10-16 | 2015-05-06 | 北京科技大学 | Measuring test device and method for seepage law of shale gas in microfractures |
| CN107907661A (en) * | 2017-12-15 | 2018-04-13 | 中国科学院地质与地球物理研究所兰州油气资源研究中心 | Deep Basin reservoir rock and fluid interaction simulator and application method |
| CN109838218A (en) * | 2019-03-05 | 2019-06-04 | 西南石油大学 | It is a kind of to simulate the experimental provision exploited after the bored well of multistage pressure break horizontal gas well and method |
-
2014
- 2014-01-13 CN CN201420019460.4U patent/CN203729989U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103711483A (en) * | 2014-01-13 | 2014-04-09 | 北京源海威科技有限公司 | Simulation system and simulation method of hydrocarbon generation, adsorption and desorption of shale |
| CN103711483B (en) * | 2014-01-13 | 2017-01-11 | 北京源海威科技有限公司 | Simulation system and simulation method of hydrocarbon generation, adsorption and desorption of shale |
| CN104594885A (en) * | 2014-10-16 | 2015-05-06 | 北京科技大学 | Measuring test device and method for seepage law of shale gas in microfractures |
| CN104594885B (en) * | 2014-10-16 | 2017-05-17 | 北京科技大学 | Measuring test device and method for seepage law of shale gas in microfractures |
| CN107907661A (en) * | 2017-12-15 | 2018-04-13 | 中国科学院地质与地球物理研究所兰州油气资源研究中心 | Deep Basin reservoir rock and fluid interaction simulator and application method |
| CN109838218A (en) * | 2019-03-05 | 2019-06-04 | 西南石油大学 | It is a kind of to simulate the experimental provision exploited after the bored well of multistage pressure break horizontal gas well and method |
| CN109838218B (en) * | 2019-03-05 | 2021-03-16 | 西南石油大学 | Experimental device and method for simulating multi-section fractured horizontal gas well stuffy well post-mining |
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