CN108442972A - Intelligent constant-temperature, ultrasonic wave promote to desorb integrated coal sample tank and its application method - Google Patents
Intelligent constant-temperature, ultrasonic wave promote to desorb integrated coal sample tank and its application method Download PDFInfo
- Publication number
- CN108442972A CN108442972A CN201810205805.8A CN201810205805A CN108442972A CN 108442972 A CN108442972 A CN 108442972A CN 201810205805 A CN201810205805 A CN 201810205805A CN 108442972 A CN108442972 A CN 108442972A
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- Prior art keywords
- temperature
- coal sample
- intelligent
- tank
- desorption
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/16—Modification of mine passages or chambers for storage purposes, especially for liquids or gases
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F7/00—Methods or devices for drawing- off gases with or without subsequent use of the gas for any purpose
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The invention discloses a kind of intelligent constant-temperature, ultrasonic waves to promote to desorb integrated coal sample tank and its application method, coal sample tank includes tank body and cover, exhaust pipe is installed on the cover, exhaust pipe is equipped with gas flowmeter and drain tap, the inner tank wall is equipped with temperature adjustment liner, and insulating layer is additionally provided between temperature adjustment liner and inner tank wall, and temperature sensor is equipped in tank body, tank wall is equipped with intelligent temperature control device, the temperature adjustment liner, temperature sensor with intelligent temperature control device Electricity Federation.The present invention can be directed to arbitrary downhole temperature and carry out the Intelligent Dynamic adjusting of tank body temperature, ultrasonic wave rush desorption, the adsorption gas in coal sample is set uniformly to be shaken, the desorption of mash gas rate in coal sample is caused to accelerate, desorption is more complete, so that underground coal sample gas bearing capacity is measured more accurate.
Description
Technical field
The invention belongs to mining engineering technical fields, promote desorption integration more particularly to a kind of intelligent constant-temperature, ultrasonic wave
Coal sample tank and its application method.
Background technology
Coal seam gas-bearing capacity is not only one of the important parameter of forecasting coal and gas outburst risk, also determines in coal seam
Gas whether have commercialization exploration and development value, be coal mine whether can keep the safety in production, gas pumping design it is important
Foundation.The original gas bearing capacity in coal seam includes coal sample gas loss amount, coal sample underground desorption quantity and residual gas amount.And fire damp
Desorption quantity measure it is accurate whether directly affect the accuracy of the original gas amount in coal seam.
It is found according to theoretical research and field measurement process, temperature and concussion have the desorption of gas in coal sample important
It influences.With the raising of temperature, when reaching the activation energy for being adsorbed in the methane molecule in coal sample, methane molecule is detached from coal sample and opens
Begin to desorb, desorption of mash gas amount increases；When shaking coal sample, due to effect of inertia, methane molecule is detached from coal sample and starts to solve
It inhales, desorption of mash gas amount increases.
Currently, intelligent integral, digitized underground coal sample gas bearing capacity sensing equipment still lack.Existing measuring apparatus
There are the following problems：Traditional coal sample tank does not have heat insulation function, and the coal sample tank with heat insulation function only adds insulating layer, no
The Intelligent Dynamic that tank body temperature can be carried out for arbitrary downhole temperature is adjusted；Traditional coal sample tank does not have concussion function, some
Coal sample tank adds blender, and rush desorption effect, which is paid no attention to think of, makes instrument become heavy, this has resulted in coal sample desorption of mash gas speed
Rate is slow, and desorption of mash gas is incomplete, not only measures underground coal sample gas bearing capacity inaccurate, also wastes manpower and materials.
Therefore, how to solve the problems of the above-mentioned prior art becomes the direction of field technology personnel effort.
Invention content
It is an object of the invention to provide a kind of intelligent constant-temperature, ultrasonic waves to promote to desorb integrated coal sample tank and its user
Method can be fully solved in place of above-mentioned the deficiencies in the prior art.
The purpose of the present invention is realized by following technical proposals：
A kind of intelligent constant-temperature, ultrasonic wave promote to desorb integrated coal sample tank, including tank body and cover, are installed on the cover
There are exhaust pipe, exhaust pipe to be equipped with gas flowmeter and drain tap, the inner tank wall is equipped with temperature adjustment liner, and temperature adjustment liner
It is additionally provided with insulating layer between inner tank wall, temperature sensor is installed in tank body, tank wall is equipped with intelligent temperature control device,
The temperature adjustment liner, temperature sensor with intelligent temperature control device Electricity Federation.
Further, the intelligent temperature control device is equipped with temperature adjustment knob, which has OFF, ON, 30
DEG C, 40 DEG C, totally 6 gears of 50 DEG C and 60 DEG C.
Further, ultrasonic wave transmitting probe is installed, tank base installs ultrasonic signal generator, surpasses in the tank body
Acoustic signal generator and ultrasonic wave transmitting probe Electricity Federation.
Further, the tank body lateral wall is equipped with curved surface liquid crystal display, which fills with intelligent temperature control
It sets and ultrasonic signal generator Electricity Federation.
A kind of intelligent constant-temperature, ultrasonic wave promote to desorb the application method of integrated coal sample tank, which is characterized in that including following
Step：
Step 1 is closed drain tap, intelligent temperature control device and ultrasonic signal generator, is beaten on down-hole coal wall
One drilling obtains coal dust and is put into tank body, and screws cover in the borehole；
Step 2 opens intelligent temperature control device and ultrasonic signal generator, temperature adjustment knob is adjusted to T gears, is waited for
When tank body temperature reaches set temperature, drain tap is opened, starts the desorption of coal sample underground；
Step 3：It reads and records every time t reading gas flowmeter, 60~120min of continuous observation or desorption quantity are small
In 2cm3When/min, desorption of mash gas assay terminates；
Step 4：Close drain tap, intelligent temperature control device and ultrasonic signal generator.
Further, the T gears in the step 2 are 50 DEG C of gears.
Further, in the step 3, the value of time t is：When desorption time is less than 30min, t=1min；Work as solution
When inhaling the time more than 30min, t=2min.
Compared with prior art, the beneficial effects of the present invention are：
1. can be directed to, arbitrary downhole temperature carries out the Intelligent Dynamic adjusting of tank body temperature, ultrasonic wave promotees desorption, makes coal
Adsorption gas in sample is uniformly shaken, and the desorption of mash gas rate in coal sample is caused to accelerate, and desorption is more complete, makes underground coal
It is more accurate that sample gas bearing capacity measures；
2. intelligent integral, digital visual, simple in structure, easy to operate, easy to carry, manpower and materials are saved.
Description of the drawings
Fig. 1 is the structural schematic diagram one of the present invention；
Fig. 2 is the structural schematic diagram two of the present invention.
Specific implementation mode
With reference to specific embodiments and the drawings, the present invention is further illustrated.
As depicted in figs. 1 and 2, a kind of intelligent constant-temperature, ultrasonic wave promote to desorb integrated coal sample tank, including tank body 5 and tank
Lid 4, cover 4 is threaded in 5 top of tank body, and sealing ring 6 is arranged between cover 4 and tank body 5 and is sealed.The cover
It is equipped in exhaust pipe 3 and tank body 5 and communicates on 4, exhaust pipe 3 is equipped with gas flowmeter 1 and drain tap 2.In the tank body 5
Wall is equipped with temperature adjustment liner 14, and is additionally provided with insulating layer 15 made of thermal insulation material, tank body between 5 inner wall of temperature adjustment liner 14 and tank body
Temperature sensor 9 is installed, 5 side wall of tank body is equipped with intelligent temperature control device 8, the temperature adjustment liner 14, temperature sensor 9 in 5
With 8 Electricity Federation of intelligent temperature control device.By temperature sensor 9 by tank body temperature Real-time Feedback to intelligent temperature control device 8, intelligent temperature
It controls device 8 and compares set temperature and tank body temperature, if tank body temperature is higher than set temperature, temperature adjustment liner 14 does not heat,
If tank body temperature is less than set temperature, the heating of temperature adjustment liner 14 is controlled so that tank body temperature remains at setting temperature
Degree.
The intelligent temperature control device 8 be equipped with temperature adjustment knob 7, the temperature adjustment knob 7 have OFF, ON, 30 DEG C,
40 DEG C, 50 DEG C and 60 DEG C totally 6 gears.
Bottom is also equipped with ultrasonic wave transmitting probe 13 in the tank body 5, and ultrasonic signal generator is installed in 5 bottom of tank body
11, the frequency of ultrasonic signal generator 11 and 13 Electricity Federation of ultrasonic wave transmitting probe, ultrasonic signal generator 11 is 40KHz,
Maximum power is 300W.Ultrasonic signal generator 11 is equipped with ultrasonic wave emission switch 12.
5 lateral wall of the tank body is equipped with curved surface liquid crystal display 10, the curved surface liquid crystal display 10 and intelligent temperature control device 8
With 11 Electricity Federation of ultrasonic signal generator.Curved surface liquid crystal display 10 is for showing tank body temperature, set temperature, ultrasonic wave frequency
The information such as rate, power.The intelligent temperature control device 8 and ultrasonic signal generator 11 are connected.
A kind of intelligent constant-temperature, ultrasonic wave promote to desorb the application method of integrated coal sample tank, include the following steps：
Step 1 closes drain tap 2, intelligent temperature control device 8 and ultrasonic signal generator 11, in down-hole coal wall
It is upper to play a drilling, coal dust is obtained in the borehole and is put into tank body 5, and screws cover 4；
Step 2, opens intelligent temperature control device 8 and ultrasonic signal generator 11, ultrasonic wave transmitting probe 13 emit ultrasound
Wave shakes the coal dust in tank body 5, temperature adjustment knob 7 is adjusted to 50 DEG C of gears, intelligent temperature control device 8 controls in temperature adjustment
Courage 14 works, and when tank body temperature reaches set temperature, opens drain tap 2, starts the desorption of coal sample underground；
Step 3：After desorption starts, reads and record every 1min reading gas flowmeters in preceding 30min, after 30min,
It reads and records every 2min reading gas flowmeters, 60~120min of continuous observation or desorption quantity are less than 2cm3Until/min,
Desorption of mash gas assay terminates；
Step 4：Close drain tap 2, intelligent temperature control device 8 and ultrasonic signal generator 11.
The present invention can be directed to arbitrary downhole temperature and carry out the Intelligent Dynamic adjusting of tank body temperature, ultrasonic wave rush desorption,
So that the adsorption gas in coal sample is uniformly shaken, the desorption of mash gas rate in coal sample is caused to accelerate, desorption is more complete, makes well
It is more accurate that lower coal sample gas bearing capacity measures.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.
Claims (7)
1. a kind of intelligent constant-temperature, ultrasonic wave promote to desorb integrated coal sample tank, including tank body and cover, it is characterised in that：It is described
Exhaust pipe is installed on cover, exhaust pipe is equipped with gas flowmeter and drain tap, and the inner tank wall is equipped with temperature adjustment liner,
And insulating layer is additionally provided between temperature adjustment liner and inner tank wall, temperature sensor is installed, tank wall is equipped with intelligence in tank body
Can temperature control device, the temperature adjustment liner, temperature sensor with intelligent temperature control device Electricity Federation.
2. intelligent constant-temperature according to claim 1, ultrasonic wave promote to desorb integrated coal sample tank, it is characterised in that：It is described
Intelligent temperature control device be equipped with temperature adjustment knob, the temperature adjustment knob have OFF, ON, 30 DEG C, 40 DEG C, 50 DEG C and 60 DEG C
Totally 6 gears.
3. intelligent constant-temperature according to claim 1, ultrasonic wave promote to desorb integrated coal sample tank, it is characterised in that：It is described
Ultrasonic wave transmitting probe is installed in tank body, tank base installs ultrasonic signal generator, ultrasonic signal generator with it is super
Sound wave transmitting probe Electricity Federation.
4. intelligent constant-temperature according to claim 2 or 3, ultrasonic wave promote to desorb integrated coal sample tank, it is characterised in that：Institute
It states tank body lateral wall and is equipped with curved surface liquid crystal display, which occurs with intelligent temperature control device and ultrasonic signal
Device Electricity Federation.
5. the intelligent constant-temperature, ultrasonic wave described in a kind of claim 4 promote to desorb the application method of integrated coal sample tank, feature
It is, includes the following steps：
Step 1 closes drain tap, intelligent temperature control device and ultrasonic signal generator, one is made a call on down-hole coal wall
Drilling obtains coal dust and is put into tank body, and screws cover in the borehole；
Step 2 opens intelligent temperature control device and ultrasonic signal generator, temperature adjustment knob is adjusted to T gears, waits for tank body
When interior temperature reaches set temperature, drain tap is opened, starts the desorption of coal sample underground；
Step 3：It reads and records every time t reading gas flowmeter, 60~120min of continuous observation or desorption quantity are less than
2cm3When/min, desorption of mash gas assay terminates；
Step 4：Close drain tap, intelligent temperature control device and ultrasonic signal generator.
6. according to the method described in claim 5, it is characterized in that：T gears in the step 2 are 50 DEG C of gears.
7. according to the method described in claim 5, it is characterized in that：In the step 3, the value of time t is：When desorption
Between be less than 30min when, t=1min；When desorption time is more than 30min, t=2min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810205805.8A CN108442972A (en) | 2018-03-13 | 2018-03-13 | Intelligent constant-temperature, ultrasonic wave promote to desorb integrated coal sample tank and its application method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810205805.8A CN108442972A (en) | 2018-03-13 | 2018-03-13 | Intelligent constant-temperature, ultrasonic wave promote to desorb integrated coal sample tank and its application method |
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| Publication Number | Publication Date |
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| CN108442972A true CN108442972A (en) | 2018-08-24 |
Family
ID=63194107
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810205805.8A Pending CN108442972A (en) | 2018-03-13 | 2018-03-13 | Intelligent constant-temperature, ultrasonic wave promote to desorb integrated coal sample tank and its application method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109187267A (en) * | 2018-09-29 | 2019-01-11 | 安徽理工大学 | A kind of water logging coal dust adsorption and desorption experimental provision and experimental method |
| CN109827882A (en) * | 2019-03-12 | 2019-05-31 | 西南石油大学 | Shale rock adsorption/desorption experimental apparatus |
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| CN102518409A (en) * | 2011-11-21 | 2012-06-27 | 中国石油大学(华东) | Method and device for improving yield of coal bed methane by use of ultrasonic wave |
| CN103925950A (en) * | 2014-05-13 | 2014-07-16 | 樊梦战 | Multifunctional gas parameter measuring device and using method thereof |
| CN204286977U (en) * | 2014-11-28 | 2015-04-22 | 焦作市美格安矿业科技有限公司 | Laboratory simulation measures the device of coal-bed gas pressure |
| CN106556687A (en) * | 2016-11-21 | 2017-04-05 | 中国石油大学(华东) | Weak cementing non-diagenesis hydrate acoustics and saturation degree synchronous testing device and method |
| CN107102114A (en) * | 2017-06-20 | 2017-08-29 | 贵州大学 | Improved high pressure content method gas adsorption instrument coal sample tank |
| CN107387154A (en) * | 2017-08-08 | 2017-11-24 | 西安科技大学 | A kind of device for injecting surfactant |
| CN107560972A (en) * | 2017-08-25 | 2018-01-09 | 重庆大学 | Coal adsorption-desorption Experiment of Methane device and method under ul-trasonic irradiation |
| CN107727528A (en) * | 2017-09-30 | 2018-02-23 | 河南理工大学 | The desorption of mash gas speed detecting method and device of a kind of no accumulated error |
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2018
- 2018-03-13 CN CN201810205805.8A patent/CN108442972A/en active Pending
Patent Citations (8)
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| CN102518409A (en) * | 2011-11-21 | 2012-06-27 | 中国石油大学(华东) | Method and device for improving yield of coal bed methane by use of ultrasonic wave |
| CN103925950A (en) * | 2014-05-13 | 2014-07-16 | 樊梦战 | Multifunctional gas parameter measuring device and using method thereof |
| CN204286977U (en) * | 2014-11-28 | 2015-04-22 | 焦作市美格安矿业科技有限公司 | Laboratory simulation measures the device of coal-bed gas pressure |
| CN106556687A (en) * | 2016-11-21 | 2017-04-05 | 中国石油大学(华东) | Weak cementing non-diagenesis hydrate acoustics and saturation degree synchronous testing device and method |
| CN107102114A (en) * | 2017-06-20 | 2017-08-29 | 贵州大学 | Improved high pressure content method gas adsorption instrument coal sample tank |
| CN107387154A (en) * | 2017-08-08 | 2017-11-24 | 西安科技大学 | A kind of device for injecting surfactant |
| CN107560972A (en) * | 2017-08-25 | 2018-01-09 | 重庆大学 | Coal adsorption-desorption Experiment of Methane device and method under ul-trasonic irradiation |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109187267A (en) * | 2018-09-29 | 2019-01-11 | 安徽理工大学 | A kind of water logging coal dust adsorption and desorption experimental provision and experimental method |
| CN109187267B (en) * | 2018-09-29 | 2024-02-13 | 安徽理工大学 | Experimental device and experimental method for water immersion pulverized coal adsorption and desorption |
| CN109827882A (en) * | 2019-03-12 | 2019-05-31 | 西南石油大学 | Shale rock adsorption/desorption experimental apparatus |
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Application publication date: 20180824 |