CN105974070A - Device and method for simulating influences of underground water on coalbed methane - Google Patents
Device and method for simulating influences of underground water on coalbed methane Download PDFInfo
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Abstract
The invention discloses a device and method for simulating influences of underground water on coalbed methane. The device comprises a sample bin and a high pressure gas bottle. The sample bin is mainly composed of a pressure tank. The whole pressure tank is in a cylindrical shape and formed by separably combining two semicylinders. The pressure tank is provided with a pressure meter and a gas-water separator. The pressure tank and the high pressure gas bottle are communicated. The device and method are simple, effective, applicable to large-size coal samples without breaking and capable of adapting to inspecting influences of different pressure, water qualities, coal qualities and coal-water ratios on coalbed methane storage.
Description
Technical field
The present invention relates to a kind of experimental provision to coal bed gas and method, be specifically related to a kind of underground
Water affects analog and method to coal bed gas.
Background technology
Coal bed gas is during mainly adsorbed state is stored in the double porosity media of coal.In coal bed gas storage fortune
Moving in research, subsoil water stores influence research and is always coal bed gas storage research coal bed gas
Emphasis.
Chinese patent grant number is CN100487755C, and it discloses a kind of Coalbed Methane mould
Intending device, this analog is by gas boosting pump, constant temperature cabinet, control system and computer disposal
System forms.
Application publication number is CN1 01799466A, and it discloses a kind of coal bed gas and produces physics mould
Intending device and analogy method, this analog includes sample bin, water bath with thermostatic control system, gas water
Metering system and pressure monitor system, sample bin is connected with each other by gas water configuration production flow line
Forming analog systems, analog systems is arranged around water bath with thermostatic control system, the sample bin of analog systems
Accessing confined pressure simulation pipeline, the gas water configuration of sample bin end produces and arranges pressure prison on pipeline
Examining system, the gas water configuration of analog systems end produces the connection simulation well head on pipeline, mould
Intend well head and connect gas water metering system.
Above analog structure is complex, it is impossible to meet the simulation of bulk coal sample, controls temperature
Degree is up to 100 DEG C. the impact that different solid comparison coal bed gas stores cannot be confirmed in addition.
Summary of the invention
For the deficiencies in the prior art, it is desirable to provide coal bed gas is affected by a kind of subsoil water
Analog and method, apparatus structure is simple, applicable large volume coal sample, and without broken.
Under the conditions of also accommodating different temperatures (maximum temperature is up to 400 DEG C), investigation different pressures,
The impact that coal bed gas is stored by water quality, ature of coal, coal-water ratio.
To achieve these goals, the present invention adopts the following technical scheme that
A kind of subsoil water affects analog to coal bed gas, including sample bin and high pressure gas bottle；
Described sample bin is mainly made up of pressurized tank, and described pressurized tank entirety is cylindrical, by two and half
Cylinder is combined into separably；Described pressurized tank is provided with Pressure gauge and moisture trap；Institute
State pressurized tank to be connected with high pressure gas bottle.
It should be noted that be additionally provided with relief valve on described pressurized tank.Described relief valve can carry
Rise the safety that pressurized tank uses.
It should be noted that described high pressure gas bottle is communicated with air relief valve, described pressurized tank sets
Have air inlet to connect valve, described air relief valve and described air inlet connection valve to be connected.
It should be noted that two semicolumns are combined by screw, and the phase of two semicolumns
The place of connecing is provided with sealing gasket.Being combined by screw makes two semicolumns can arbitrarily open or combine,
The setting of sealing gasket then makes two semicolumns have higher sealing property after combining.
It should be noted that the outer surface of described pressurized tank is wound with load coil, described
Load coil is mainly made up of induction coil and thermostat, and described induction coil is electrically connected with
In described thermostat.By arranging load coil, it is also possible to the temperature of pressurized tank is carried out
Control, such that it is able to the impact that realization temperature is on coal bed gas.
Above-mentioned subsoil water affects the using method of analog and comprises the steps: coal bed gas
S1 determines as influence factor to be studied in pressure, coal-water ratio, water quality and ature of coal,
Then set the fixing value of other three factors, and set several influence factors to be studied
Different values；
Each value of influence factor to be studied is all proceeded as follows by S2；
Separately two semicolumns of described pressurized tank, are put into coal sample and water by the coal-water ratio set,
Water quality and ature of coal are required to meet the requirement of setting；Close pressurized tank, by load coil
Induction coil is wrapped in described pressurized tank surface；
Open air relief valve and air inlet connects valve, by high pressure gas bottle by certain flow rate to pressurized tank
Release gas, investigates the pressure of pressurized tank, until it reaches the force value of setting by Pressure gauge；
By described induction coil, pressurized tank is heated, and by the thermostat operation to induction coil
It is controlled, until pressurized tank to be heated to the temperature set；
Close air relief valve when reaching to need pressure, then from pressurized tank, release a small amount of gas also
It is acquired by described moisture trap, gaseous sample therein and water sample is carried out sample and divides
Analysis, measures the gas componant in pressurized tank and concentration；
After S3 all carries out the operation of step S2 to all setting values of influence factor to be studied,
Gas componant in the pressurized tank of gained under different setting values and concentration are contrasted,
Know the impact on coal bed gas of this factor.
The beneficial effects of the present invention is:
1, the present invention by simple and effective apparatus and method can be achieved with investigate different pressures,
The impact that coal bed gas is stored by water quality, ature of coal, coal-water ratio, and applicable large volume coal sample,
And without broken.
2, it is suitable under condition of different temperatures, investigates different pressures, water quality, ature of coal, coal water
The impact of comparison coal bed gas storage.
Accompanying drawing explanation
Fig. 1 is the population structure schematic diagram of apparatus of the present invention.
Detailed description of the invention
Below with reference to accompanying drawing, the invention will be further described, it should be noted that this reality
Execute example premised on the technical program, give detailed embodiment and concrete operating process,
But protection scope of the present invention is not limited to the present embodiment.
As it is shown in figure 1, a kind of subsoil water affects analog to coal bed gas, including sample bin and
High pressure gas bottle 2；Described sample bin is mainly made up of pressurized tank 1, and described pressurized tank 1 is overall
Cylindrical, two semicolumns 11 and 12 it is combined into separably；Described pressurized tank 1
It is provided with Pressure gauge 3 and moisture trap 4；Described pressurized tank 1 is connected with high pressure gas bottle 2
Logical.
As a kind of preferred version, described pressurized tank 1 is additionally provided with relief valve 5.
As a kind of preferred version, described high pressure gas 2 bottles is communicated with air relief valve 6, described pressure
Power tank 1 is provided with air inlet connection valve 7, and described air relief valve 6 and described air inlet connect valve 7 and be connected
Logical.
As a kind of preferred version, two semicolumns 11 and 12 are combined by screw, and two
The joint of individual semicolumn is provided with sealing gasket 8.
It should be noted that the outer surface of described pressurized tank is wound with load coil, described
Load coil is mainly made up of induction coil 9 and thermostat, and described induction coil electrically connects
It is connected to described thermostat.
Above-mentioned subsoil water affects the using method of analog and comprises the steps: coal bed gas
S1 determines as influence factor to be studied in pressure, coal-water ratio, water quality and ature of coal,
Then set the fixing value of other three factors, and set several influence factors to be studied
Different values；
Each value of influence factor to be studied is all proceeded as follows by S2；
Separately two semicolumns of described pressurized tank, are put into coal sample and water by the coal-water ratio set,
Water quality and ature of coal are required to meet the requirement of setting；Close pressurized tank, by load coil
Induction coil is wrapped in described pressurized tank surface；
Open air relief valve and air inlet connects valve, by high pressure gas bottle by certain flow rate to pressurized tank
Release gas, investigates the pressure of pressurized tank, until it reaches the force value of setting by Pressure gauge；
By described induction coil, pressurized tank is heated, and by the thermostat operation to induction coil
It is controlled, until pressurized tank to be heated to the temperature set；
Close air relief valve when reaching to need pressure, then from pressurized tank, release a small amount of gas also
It is acquired by described moisture trap, gaseous sample therein and water sample is carried out sample and divides
Analysis, measures the gas componant in pressurized tank and concentration；
After S3 all carries out the operation of step S2 to all setting values of influence factor to be studied,
Gas componant in the pressurized tank of gained under different setting values and concentration are contrasted,
Know the impact on coal bed gas of this factor.
Embodiment one
S1 determines the research pressure impact on coal bed gas, then sets coal water quality ratio, water quality
Be respectively 20: 1 with ature of coal, total salinity 0.5g/L, brown coal, and the difference setting pressure takes
Value is 1MPa, 5MPa, 10MPa, 15MPa.
Each value of pressure is all proceeded as follows by S2；
Separately two semicolumns of described pressurized tank, by coal sample and water by the ratio 20: 1 of setting
Putting into, wherein the water quality of water needs to meet the condition of total salinity 0.5g/L, and close pressurized tank；
And the induction coil of load coil is wrapped in pressurized tank surface；
Open air relief valve and air inlet connects valve, by high pressure gas bottle by certain flow rate to pressurized tank
Release gas, investigates the pressure of pressurized tank, until it reaches the force value of setting by Pressure gauge
(1MPa、5MPa、10MPa、15MPa)；By described induction coil, pressurized tank is added
Heat, and by thermostat, the operation of induction coil is controlled, until being heated to setting by pressurized tank
Fixed temperature (setting as required)；
Close air relief valve when reaching to need pressure, then from pressurized tank, release a small amount of gas also
It is acquired by described moisture trap, gaseous sample therein and water sample is carried out sample and divides
Analysis, measures the gas componant in pressurized tank and concentration；
After S3 all carries out the operation of step S2 to all setting values of pressure, to different settings
Gas componant and dense in the pressurized tank of gained under value (1MPa, 5MPa, 10MPa, 15MPa)
Degree contrasts, and i.e. would know that the pressure impact on coal bed gas.
Embodiment two
S1 determines the impact of Study on Coal water quality comparison coal bed gas, then sets pressure, water quality
It is respectively 1MPa, total salinity 0.5g/L, brown coal with ature of coal, and sets coal water quality ratio
Different values are 20: 1,10: 1,5: 1,1: 1,1: 10,1: 20；
Each value of coal water quality ratio is all proceeded as follows by S2；
Separately two semicolumns of described pressurized tank, by coal sample and water by setting ratio (20: 1,
10: 1,5: 1,1: 1,1: 10,1: 20) putting into, wherein the water quality of water needs to meet total mineralising
The condition of degree 0.5g/L, close pressurized tank；And the induction coil of load coil is wrapped in
Pressurized tank surface；
Open air relief valve and air inlet connects valve, by high pressure gas bottle by certain flow rate to pressurized tank
Release gas, investigates the pressure of pressurized tank, until it reaches the force value of setting by Pressure gauge
1MPa；By described induction coil, pressurized tank is heated, and by thermostat to induction coil
Operation be controlled, until the temperature being heated to pressurized tank setting (sets i.e. as required
Can)；
Close air relief valve when reaching to need pressure, then from pressurized tank, release a small amount of gas also
It is acquired by described moisture trap, gaseous sample therein and water sample is carried out sample and divides
Analysis, measures the gas componant in pressurized tank and concentration；
After S3 all carries out the operation of step S2 to all setting values of coal water quality ratio, to difference
Setting value (20: 1,10: 1,5: 1,1: 1,1: 10,1: 20) under gained pressurized tank in
Gas componant and concentration contrast, i.e. would know that the impact of coal water quality comparison coal bed gas.
Embodiment three
S1 determines the research water quality impact on coal bed gas, then sets pressure, coal water quality ratio
With ature of coal be respectively 1MPa, 20: 1, brown coal, and set the different values of water quality as total mineralising
Degree 0.5g/L, total salinity 2g/L, total salinity 8g/L, total salinity 25g/L,
Total salinity 60g/L；
Each value of water quality is all proceeded as follows by S2；
Separately two semicolumns of described pressurized tank, by coal sample and water by the ratio 20: 1 of setting
Putting into, wherein the water quality value of water meets condition (total salinity 0.5g/L, total mineralising of setting
Degree 2g/L, total salinity 8g/L, total salinity 25g/L, total salinity 60g/L),
Close pressurized tank；And the induction coil of load coil is wrapped in pressurized tank surface；
Open air relief valve and air inlet connects valve, by high pressure gas bottle by certain flow rate to pressurized tank
Release gas, investigates the pressure of pressurized tank, until it reaches the force value of setting by Pressure gauge
1MPa；By described induction coil, pressurized tank is heated, and by thermostat to induction coil
Operation be controlled, until the temperature being heated to pressurized tank setting (sets i.e. as required
Can)；
Close air relief valve when reaching to need pressure, then from pressurized tank, release a small amount of gas also
It is acquired by described moisture trap, gaseous sample therein and water sample is carried out sample and divides
Analysis, measures the gas componant in pressurized tank and concentration；
After S3 all carries out the operation of step S2 to all setting values of water quality, to different settings
Value (total salinity 0.5g/L, total salinity 2g/L, total salinity 8g/L, total mineralising
Degree 25g/L, total salinity 60g/L) under gained pressurized tank in gas componant and concentration
Contrast, i.e. would know that the water quality impact on coal bed gas.
Embodiment four
S1 determines the impact of Study on Coal confrontation coal bed gas, then sets pressure, coal water quality ratio
With water quality be respectively 1MPa, 20: 1, total salinity 0.5g/L, and set ature of coal and be taken as respectively
Brown coal, bituminous coal, anthracite；
Every kind of ature of coal is all proceeded as follows by S2；
Separately two semicolumns of described pressurized tank, by coal sample and water by the ratio 20: 1 of setting
Putting into, wherein ature of coal meets pre-conditioned (brown coal, bituminous coal, anthracite), and water quality value meets
Total salinity 0.5g/L, close pressurized tank；And the induction coil of load coil is wrapped in
Pressurized tank surface；
Open air relief valve and air inlet connects valve, by high pressure gas bottle by certain flow rate to pressurized tank
Release gas, investigates the pressure of pressurized tank, until it reaches the force value of setting by Pressure gauge
1MPa；By described induction coil, pressurized tank is heated, and by thermostat to induction coil
Operation be controlled, until the temperature being heated to pressurized tank setting (sets i.e. as required
Can)；
Close air relief valve when reaching to need pressure, then from pressurized tank, release a small amount of gas also
It is acquired by described moisture trap, gaseous sample therein and water sample is carried out sample and divides
Analysis, measures the gas componant in pressurized tank and concentration；
After S3 all carries out the operation of step S2 to the ature of coal of all kinds, (brown to different atures of coal
Coal, bituminous coal, anthracite) under gained pressurized tank in gas componant and concentration contrast,
I.e. would know that the ature of coal impact on coal bed gas.
In embodiment one to four, all use and control three factors and be maintained at a level, investigate the
The impact that coal bed gas is stored by four factor varying levels, thus simulate different pressures, water quality,
The impact of ature of coal, coal water quality comparison coal bed gas storage.
For a person skilled in the art, can according to above technical scheme and design,
Make various corresponding change and deformation, and all these changes and deformation should be construed as being included in
Within the protection domain of the claims in the present invention.
Claims (6)
1. a subsoil water affects analog to coal bed gas, it is characterised in that include sample
Storehouse and high pressure gas bottle；Described sample bin is mainly made up of pressurized tank, described pressurized tank overall in
Cylindric, two semicolumns it is combined into separably；Described pressurized tank is provided with Pressure gauge
And moisture trap；Described pressurized tank is connected with high pressure gas bottle.
Subsoil water the most according to claim 1 affects analog to coal bed gas, and it is special
Levy and be, described pressurized tank is additionally provided with relief valve.
Subsoil water the most according to claim 1 affects analog to coal bed gas, and it is special
Levying and be, described high pressure gas bottle is communicated with air relief valve, and described pressurized tank is provided with air inlet and connects
Valve, described air relief valve and described air inlet connect valve and are connected.
Subsoil water the most according to claim 1 affects analog to coal bed gas, and it is special
Levying and be, two semicolumns are combined by screw, and the joint of two semicolumns is provided with close
Packing.
Subsoil water the most according to claim 1 affects analog to coal bed gas, and it is special
Levying and be, the outer surface of described pressurized tank is wound with load coil, described sensing heater wire
Circle is mainly made up of induction coil and thermostat, and described induction coil is electrically connected at described temperature control
Device.
6. the subsoil water described in any of the above-described claim affects analog to coal bed gas
Using method, it is characterised in that comprise the steps:
S1 determines as influence factor to be studied in pressure, coal-water ratio, water quality and ature of coal,
Then set the fixing value of other three factors, and set several influence factors to be studied
Different values；
Each value of influence factor to be studied is all proceeded as follows by S2；
Separately two semicolumns of described pressurized tank, are put into coal sample and water by the coal-water ratio set,
Water quality and ature of coal are required to meet the requirement of setting；Close pressurized tank, by load coil
Induction coil is wrapped in described pressurized tank surface；
Open air relief valve and air inlet connects valve, by high pressure gas bottle by certain flow rate to pressurized tank
Release gas, investigates the pressure of pressurized tank, until it reaches the force value of setting by Pressure gauge；
By described induction coil, pressurized tank is heated, and by the thermostat operation to induction coil
It is controlled, until pressurized tank to be heated to the temperature set；
Close air relief valve when reaching to need pressure, then from pressurized tank, release a small amount of gas also
It is acquired by described moisture trap, gaseous sample therein and water sample is carried out sample and divides
Analysis, measures the gas componant in pressurized tank and concentration；
After S3 all carries out the operation of step S2 to all setting values of influence factor to be studied,
Gas componant in the pressurized tank of gained under different setting values and concentration are contrasted,
Know the impact on coal bed gas of this factor.
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| CN201610583232.3A CN105974070B (en) | 2016-07-22 | 2016-07-22 | A kind of underground water influences analogue means and method to coal bed gas |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1750063A (en) * | 2004-09-14 | 2006-03-22 | 中国石油天然气股份有限公司 | Coalbed methane reservoir forming simulation device |
| CN101387594A (en) * | 2008-09-12 | 2009-03-18 | 煤炭科学研究总院西安研究院 | Coalbed gas high pressure desorption instrument |
| CN101799466A (en) * | 2010-01-26 | 2010-08-11 | 煤炭科学研究总院西安研究院 | Physical simulation device and simulation method for coal bed methane production |
| CN102901803A (en) * | 2012-10-24 | 2013-01-30 | 河南理工大学 | Water-gas two-phase adsorption-desorption-seepage experimental system and method for loaded coal containing methane |
| CN104729948A (en) * | 2014-04-21 | 2015-06-24 | 河南理工大学 | Water-gas two-phase percolation experimental system and method of gas-containing coal |
| CN204666464U (en) * | 2015-05-26 | 2015-09-23 | 河南理工大学 | The experimental provision of coal-seam gas level pressure desorb |
| CN205374214U (en) * | 2016-01-08 | 2016-07-06 | 河南理工大学 | Developments drill chip vary voltage desorption experimental system |
| CN205374217U (en) * | 2016-01-08 | 2016-07-06 | 河南理工大学 | Coal sample gas negative pressure desorption experimental system |
| CN105738248A (en) * | 2016-03-02 | 2016-07-06 | 重庆大学 | Gas absorption and desorption experimental device with controllable coal sample moisture content and experimental method thereof |
| CN205384199U (en) * | 2016-03-09 | 2016-07-13 | 万军凤 | Desorption experimental apparatus is adsorbed to coal bed gas |
-
2016
- 2016-07-22 CN CN201610583232.3A patent/CN105974070B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1750063A (en) * | 2004-09-14 | 2006-03-22 | 中国石油天然气股份有限公司 | Coalbed methane reservoir forming simulation device |
| CN101387594A (en) * | 2008-09-12 | 2009-03-18 | 煤炭科学研究总院西安研究院 | Coalbed gas high pressure desorption instrument |
| CN101799466A (en) * | 2010-01-26 | 2010-08-11 | 煤炭科学研究总院西安研究院 | Physical simulation device and simulation method for coal bed methane production |
| CN102901803A (en) * | 2012-10-24 | 2013-01-30 | 河南理工大学 | Water-gas two-phase adsorption-desorption-seepage experimental system and method for loaded coal containing methane |
| CN104729948A (en) * | 2014-04-21 | 2015-06-24 | 河南理工大学 | Water-gas two-phase percolation experimental system and method of gas-containing coal |
| CN204666464U (en) * | 2015-05-26 | 2015-09-23 | 河南理工大学 | The experimental provision of coal-seam gas level pressure desorb |
| CN205374214U (en) * | 2016-01-08 | 2016-07-06 | 河南理工大学 | Developments drill chip vary voltage desorption experimental system |
| CN205374217U (en) * | 2016-01-08 | 2016-07-06 | 河南理工大学 | Coal sample gas negative pressure desorption experimental system |
| CN105738248A (en) * | 2016-03-02 | 2016-07-06 | 重庆大学 | Gas absorption and desorption experimental device with controllable coal sample moisture content and experimental method thereof |
| CN205384199U (en) * | 2016-03-09 | 2016-07-13 | 万军凤 | Desorption experimental apparatus is adsorbed to coal bed gas |
Non-Patent Citations (4)
| Title |
|---|
| 伊向艺 等: "不同矿化度水对煤层气解吸-扩散影响的实验", 《煤田地质与勘探 》 * |
| 樊利沙: "陇东地区地下水对煤层气开发的影响", 《山西焦煤科技》 * |
| 陈刚 等: "鄂尔多斯盆地深部煤层气吸附能力的影响因素及规律", 《地质勘探》 * |
| 陈振红 等: "活跃地下水对煤层气藏的破坏及其物理模拟", 《天然气工业》 * |
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