CN206020213U - Rock content measurement device - Google Patents
Rock content measurement device Download PDFInfo
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- CN206020213U CN206020213U CN201620928275.6U CN201620928275U CN206020213U CN 206020213 U CN206020213 U CN 206020213U CN 201620928275 U CN201620928275 U CN 201620928275U CN 206020213 U CN206020213 U CN 206020213U
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Abstract
The utility model provides a kind of rock content measurement device, and rock content measurement device includes：Sample storage assembly for storing, with for accommodating the receiving space of tested rock, sample storage assembly for storing includes that ultrasonic generator, ultrasonic generator are arranged on the periphery wall of receiving space and are used for launching ultrasonic wave to tested rock；Gas volume measurement apparatus, are connected with receiving space；Gas collector, is connected with gas volume measurement apparatus.The beneficial effects of the utility model are, in sample storage assembly for storing, tested rock is desorbed naturally, and after obtaining the initial gas desorption speed of rock, shorten the minute of rock air content by ultrasonic generator, reach the time required to shortening desorption and can obtain the purpose of the initial gas desorption speed of rock.
Description
Technical field
The utility model is related to the equipment of oilfield prospecting developing measuring rock air content parameter, specifically a kind of rock
Stone content measurement device.
Background technology
With China's rapid economic development, petroleum resources supply anxiety increasingly strengthens.Shale gas, coal bed gas and shale oil etc.
Unconventional oil and gas resource exploration exploitation is paid attention to.Rock air content is to evaluate the pass of the tastes of resource such as shale gas, coal bed gas
How bond parameter, accurately measure air content parameter and be particularly important.
At present, the method for testing of shale gas and Gas In Coalbed Gas Content be United States Bureau of Mines's direct method (USBM methods), the method
Rock air content is divided into loss gas, stripping gas and residual gas according to the process of measurement.Tester is broadly divided into nature desorption
And fast desorption.Naturally desorption is that gas in rock heat relief rock automatically flows out, and is measured and collected, and works as gas
When body desorption rate is relatively low, sample is taken out and carries out crushing and obtains residual gas, its shortcoming is that desorption time is long.Fast desorption
Be using breaker by catalase after, autologous in rock is quickly desorbed, and is measured and collected, and which has the disadvantage nothing
Method obtains initial desorption data.The data are mainly used in the calculating of the loss amount for testing front gas.
Utility model content
For longer, the utility model offer the time required to overcoming the shortcomings of existing rock content measurement device desorption
A kind of rock content measurement device, with reach shorten desorption the time required to and the initial gas desorption speed of rock can be obtained
The purpose of rate.
The utility model solves the technical scheme adopted by its technical problem：A kind of rock content measurement device, rock
Stone content measurement device includes：Sample storage assembly for storing, with the receiving space for being used for accommodating tested rock, sample storage assembly for storing
Including ultrasonic generator, ultrasonic generator is arranged on the periphery wall of receiving space and is used for launching ultrasonic wave to tested rock；
Gas volume measurement apparatus, are connected with receiving space；Gas collector, is connected with gas volume measurement apparatus.
Further, sample storage assembly for storing includes solving cucurbitula, and receiving space is located in solution cucurbitula, and ultrasonic generator is arranged on
The lateral wall of solution cucurbitula and the diapire lower surface of solution cucurbitula.
Further, the upper end of solution cucurbitula is provided with closure, is provided with gas vent on closure, and rock gassiness is measured
Determining device also includes that the first connecting line, one end of the first connecting line are connected with gas vent, the first connecting line another
End is connected with the entrance of gas volume measurement apparatus.
Further, one end of the first connecting line is provided with the first valve, and the other end of the first connecting line is provided with
Second valve.
Further, the inwall of solution cucurbitula is provided with heating element heater.
Further, the upper end of solution cucurbitula is provided with for detecting the pressure gauge of gas pressure.
Further, connected by the second connecting line between gas volume measurement apparatus and gas collector.
Further, the 3rd valve is provided with the second connecting line.
Further, gas collector includes：Liquid tank, is contained with liquid in liquid tank；Gas collecting jar with ground-on cover plate, fills in gas collecting jar with ground-on cover plate
Expire liquid and back-off is in liquid tank, the entrance of gas collecting jar with ground-on cover plate is placed in liquid tank below the liquid level of liquid, the second connecting line
Outlet is placed in the porch of gas collecting jar with ground-on cover plate.
The beneficial effects of the utility model are in sample storage assembly for storing, tested rock is desorbed naturally, and obtain rock
After initial gas desorption speed, shorten the minute of rock air content by ultrasonic generator, reach shortening desorption institute
Take time and can obtain the purpose of the initial gas desorption speed of rock.
The measurement process of residual gas is eliminated, the efficiency and accuracy of air content test is improve.
Description of the drawings
The Figure of description for constituting the part of the application is used for providing further understanding to of the present utility model, this practicality
New schematic description and description is used for explaining the utility model, does not constitute to improper restriction of the present utility model.
In the accompanying drawings：
Fig. 1 is the structural representation of rock content measurement device in the utility model embodiment；
Fig. 2 is the graph of a relation of desorption gas cumulative volume and time in the utility model embodiment；
The graph of a relation of gas desorption speed and time in the utility model embodiment of Fig. 3 positions.
Reference in figure：10th, sample storage assembly for storing；11st, ultrasonic generator；12nd, cucurbitula is solved；13rd, heating element heater；14、
Pressure gauge；20th, gas volume measurement apparatus；30th, gas collector；31st, liquid tank；32nd, gas collecting jar with ground-on cover plate；41st, the first connecting tube
Road；42nd, the second connecting line；51st, the first valve；52nd, the second valve；53rd, the 3rd valve.
Specific embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combine.Below with reference to the accompanying drawings and in conjunction with the embodiments describing the utility model in detail.
As shown in figure 1, the utility model embodiment provides a kind of rock content measurement device, the rock gassiness is measured
Determining device includes sample storage assembly for storing 10, gas volume measurement apparatus 20 and gas collector 30.Sample storage assembly for storing 10 has
Have for accommodating the receiving space of tested rock, sample storage assembly for storing 10 includes that ultrasonic generator 11, ultrasonic generator 11 are arranged
On the periphery wall of receiving space and for tested rock transmitting ultrasonic wave.Gas volume measurement apparatus 20 are connected with receiving space
Connect.Gas collector 30 is connected with gas volume measurement apparatus 20.
In sample storage assembly for storing 10, tested rock is desorbed naturally, and after obtaining the initial gas desorption speed of rock,
Shorten the minute of rock air content by ultrasonic generator 11, reach shortening desorption required time and rock can be obtained
The purpose of initial gas desorption speed.
Sample storage assembly for storing 10 includes solving cucurbitula 12, in solution cucurbitula 12 is provided with above-mentioned receiving space.In the present embodiment
Ultrasonic generator 11 be arranged on solution cucurbitula 12 lateral wall on and solution cucurbitula 12 diapire lower surface on.As shown in figure 1, on
The working portion for stating ultrasonic generator 11 is divided into sidewall sections and bottom wall portion, and sidewall sections are set in the outer wall of solution cucurbitula 12
Place, and the length of the sidewall sections is high less than the cylinder of solution cucurbitula 12.The bottom wall portion of above-mentioned ultrasonic generator 11 is arranged on solution
The bottom of cucurbitula 12 is simultaneously abutted with the cylinder bottom of solution cucurbitula 12.Diameter of the diameter of above-mentioned bottom wall portion less than cylinder bottom.And it is above-mentioned
Gap is respectively provided between the bottom of the both ends of bottom wall portion and above-mentioned sidewall sections.
Preferably, heating element heater 13 is provided with the side wall of the solution cucurbitula 12 in the utility model embodiment, the heating unit
Part 13 can simulate the gas desorption environment of tested rock.In above-described embodiment, solve in the receiving space of cucurbitula 12 and be full of mud,
Tested rock is positioned in solution cucurbitula 12.Mud can be heated to lithostratigraphy temperature by above-mentioned heating element heater 13, so as to simulate
Rock gas desorption environment in drilling process.
The upper end of the solution cucurbitula 12 in the utility model embodiment is provided with closure (not indicating in figure), and closure is used
In solution cucurbitula 12 is sealed to confined space, gas vent is provided with closure, for connecting gas volume measurement dress
Put 20.Rock content measurement device in the utility model embodiment also includes the first connecting line 41 and the second connecting line
42, one end of the first connecting line 41 is connected with the gas vent on above-mentioned closure, the other end of the first connecting line 41 with
The entrance connection of gas volume measurement apparatus 20.
Preferably, one end of the first connecting line 41 is provided with the first valve 51, and the first valve 51 is near solution cucurbitula 12
Gas outlet is arranged, and the other end of the first connecting line 41 is provided with the second valve 52, and the second valve 52 is measured near gas volume
Device 20 is arranged.
Further, the upper end of solution cucurbitula 12 is provided with for detecting the pressure gauge 14 of gas pressure.14, the pressure gauge
On closure, the pressure gauge 14 is used for detecting the gas pressure in solution cucurbitula 12.
As shown in figure 1, between gas volume measurement apparatus 20 and gas collector 30 in the utility model embodiment
Connected by the second connecting line 42.The entrance of the second connecting line 42 is connected with the outlet of gas volume measurement apparatus 20, the
The outlet of two connecting lines 42 is connected with gas collector 30.The 3rd valve 53 is provided with above-mentioned second connecting line 42,
3rd valve 53 can be used in the opening and closing of the second connecting line 42.
As shown in figure 1, the gas collector 30 in the utility model embodiment includes liquid tank 31 and gas collecting jar with ground-on cover plate 32.Liquid
Liquid is contained with body groove 31.In gas collecting jar with ground-on cover plate 32, in liquid tank 31, the entrance of gas collecting jar with ground-on cover plate 32 is placed in liquid to hydraulically full and back-off
In body groove 31 below the liquid level of liquid, the outlet of the second connecting line 42 is placed in the porch of gas collecting jar with ground-on cover plate 32.
When rock content measurement device in application the utility model embodiment is measured operation, tested rock is put
In solution cucurbitula 12, and tested rock is flooded completely full of mud into solution cucurbitula 12, depth of mud should there be tested rock
Top.Start heating element heater 13 to heat mud, simulate the gas desorption environment of the tested rock in drilling process, make
Tested rock is desorbed naturally.Wherein, in the utility model embodiment this section of natural desorption time is for 5 hours (according to different
Situation, depending on concrete desorption time can be according to required initial gas desorption quantity during counting loss gas).In this stage, desorption
Gas is entered in the first connecting line 41 by the gas vent on closure and calculates solution by gas volume measurement apparatus 20
The volume of air-breathing body, so that obtain the initial desorption data of tested rock.Enter through the gas of gas volume measurement apparatus 20
It is collected in gas collector 30.
After tested rock desorbs 5 hours naturally, ultrasonic generator 11 is opened, ultrasonic wave is discharged to tested rock, super
Under the concussion effect of sound wave, the gas in tested rock understands fast desorption, and the gas in tested rock is desorbed substantially
Till coming, in the process, gas volume measurement apparatus 20 can measure the volume of desorption gas, draw related desorption data, quilt
The desorption gas that survey rock is desorbed can be collected by gas collector 30.In tested rock not in desorption gas or stripping gas
When body volume is substantially zeroed, solution cucurbitula 12 is opened, and tested rock is taken out, complete to determine operation.
Concrete desorption gas cumulative volume and time chart and gas desorption rate and time chart please respectively referring to
Fig. 2 and Fig. 3, from above-mentioned accompanying drawing, after 5 hours (300 minutes) are desorbed naturally, opens ultrasonic generator 11, desorption gas
Cumulative volume elder generation fast lifting, then gradually tends towards stability.After ultrasonic generator 11 is opened, gas desorption speed is by higher than certainly
So the speed of parsing operation end point starts, and is gradually reduced and tends to be steady.
As can be seen from the above description, the utility model the above embodiments achieve following technique effect：
In sample storage assembly for storing, tested rock is desorbed naturally, and after obtaining the initial gas desorption speed of rock, lead to
Cross ultrasonic generator to shorten the minute of rock air content, the time required to reaching shortening desorption and can to obtain rock initial
Gas desorption speed purpose.
The measurement process of residual gas is eliminated, the efficiency and accuracy of air content test is improve.
The above, only specific embodiment of the utility model, it is impossible to which the scope that utility model is implemented, institute are limited with which
With the displacement of its equivalent assemblies, or the equivalent variations made according to the utility model scope of patent protection and modification, should all still fall within
The category that this patent is covered.In addition, between technical characteristic and technical characteristic in the utility model, technical characteristic and technical scheme
Between, can be used with independent assortment between technical scheme and technical scheme.
Claims (9)
1. a kind of rock content measurement device, it is characterised in that the rock content measurement device includes：
Sample storage assembly for storing (10), with for accommodating the receiving space of tested rock, sample storage assembly for storing (10) includes ultrasound
Generator (11), ultrasonic generator (11) are arranged on the periphery wall of the receiving space and are used for launching to the tested rock
Ultrasonic wave；
Gas volume measurement apparatus (20), are connected with the receiving space；
Gas collector (30), is connected with gas volume measurement apparatus (20).
2. rock content measurement device according to claim 1, it is characterised in that sample storage assembly for storing (10) includes solution
Cucurbitula (12), the receiving space are located in solution cucurbitula (12), and ultrasonic generator (11) is arranged on the lateral wall of solution cucurbitula (12)
And the diapire lower surface of solution cucurbitula (12).
3. rock content measurement device according to claim 2, it is characterised in that the upper end of solution cucurbitula (12) is provided with
Closure, is provided with gas vent on the closure, and the rock content measurement device also includes the first connecting line
(41), one end of the first connecting line (41) is connected with the gas vent, the other end and gas of the first connecting line (41)
The entrance connection of volume measurement device (20).
4. rock content measurement device according to claim 3, it is characterised in that one end of the first connecting line (41)
The first valve (51) is provided with, the other end of the first connecting line (41) is provided with the second valve (52).
5. rock content measurement device according to claim 2, it is characterised in that the inwall of solution cucurbitula (12) is provided with
Heating element heater (13).
6. rock content measurement device according to claim 2, it is characterised in that the upper end of solution cucurbitula (12) is provided with
For detecting the pressure gauge (14) of gas pressure.
7. rock content measurement device according to claim 1, it is characterised in that gas volume measurement apparatus (20) with
Connected by the second connecting line (42) between gas collector (30).
8. rock content measurement device according to claim 7, it is characterised in that the second connecting line (42) is upper to be arranged
There is the 3rd valve (53).
9. rock content measurement device according to claim 7, it is characterised in that gas collector (30) includes：
Liquid is contained with liquid tank (31), liquid tank (31)；
Gas collecting jar with ground-on cover plate (32), in gas collecting jar with ground-on cover plate (32), in liquid tank (31), the entrance of gas collecting jar with ground-on cover plate (32) is placed in hydraulically full and back-off
In liquid tank (31) below the liquid level of the liquid, the outlet of the second connecting line (42) is placed in the porch of gas collecting jar with ground-on cover plate (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620928275.6U CN206020213U (en) | 2016-08-23 | 2016-08-23 | Rock content measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620928275.6U CN206020213U (en) | 2016-08-23 | 2016-08-23 | Rock content measurement device |
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| Publication Number | Publication Date |
|---|---|
| CN206020213U true CN206020213U (en) | 2017-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620928275.6U Active CN206020213U (en) | 2016-08-23 | 2016-08-23 | Rock content measurement device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106290058A (en) * | 2016-08-25 | 2017-01-04 | 中国石油天然气股份有限公司 | The assay method of a kind of rock gassiness data and device |
| CN107014717A (en) * | 2017-03-29 | 2017-08-04 | 铜仁中能天然气有限公司 | The method of testing and its device of gas gas desorption quantity are lost in a kind of shale gas well |
| CN107436272A (en) * | 2017-09-16 | 2017-12-05 | 中国地质大学（武汉） | A kind of apparatus and method based on pressure differential method accurate measurement shale air content |
| CN108663285A (en) * | 2018-05-14 | 2018-10-16 | 铜仁中能天然气有限公司 | For the novel shale gas site desorption experimental rig in normal pressure stratum and test method |
| CN109100259A (en) * | 2018-08-29 | 2018-12-28 | 中国科学院广州地球化学研究所 | A kind of shale gas generation resolver |
| CN112345020A (en) * | 2019-08-08 | 2021-02-09 | 中国石油天然气股份有限公司 | Device and method for measuring shale gas loss amount and desorption gas amount |
| CN116165096A (en) * | 2023-04-20 | 2023-05-26 | 四川科力特油气技术服务有限公司 | Shale desorption gas testing device and testing method thereof |
-
2016
- 2016-08-23 CN CN201620928275.6U patent/CN206020213U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106290058A (en) * | 2016-08-25 | 2017-01-04 | 中国石油天然气股份有限公司 | The assay method of a kind of rock gassiness data and device |
| CN106290058B (en) * | 2016-08-25 | 2019-05-07 | 中国石油天然气股份有限公司 | A kind of measuring method and device of rock gassiness data |
| CN107014717A (en) * | 2017-03-29 | 2017-08-04 | 铜仁中能天然气有限公司 | The method of testing and its device of gas gas desorption quantity are lost in a kind of shale gas well |
| CN107014717B (en) * | 2017-03-29 | 2024-04-12 | 上海瑞达峰致能源科技股份有限公司 | Method and device for testing desorption gas amount of lost gas in shale gas well |
| CN107436272A (en) * | 2017-09-16 | 2017-12-05 | 中国地质大学（武汉） | A kind of apparatus and method based on pressure differential method accurate measurement shale air content |
| CN108663285A (en) * | 2018-05-14 | 2018-10-16 | 铜仁中能天然气有限公司 | For the novel shale gas site desorption experimental rig in normal pressure stratum and test method |
| CN109100259A (en) * | 2018-08-29 | 2018-12-28 | 中国科学院广州地球化学研究所 | A kind of shale gas generation resolver |
| CN112345020A (en) * | 2019-08-08 | 2021-02-09 | 中国石油天然气股份有限公司 | Device and method for measuring shale gas loss amount and desorption gas amount |
| CN116165096A (en) * | 2023-04-20 | 2023-05-26 | 四川科力特油气技术服务有限公司 | Shale desorption gas testing device and testing method thereof |
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