CN106908578A - A kind of experimental system and method for coal bed gas liquid phase adsorption - Google Patents

A kind of experimental system and method for coal bed gas liquid phase adsorption Download PDF

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Publication number
CN106908578A
CN106908578A CN201710131970.9A CN201710131970A CN106908578A CN 106908578 A CN106908578 A CN 106908578A CN 201710131970 A CN201710131970 A CN 201710131970A CN 106908578 A CN106908578 A CN 106908578A
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cabin
absorption
valve
absorption cabin
coal bed
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CN106908578B (en
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朱苏阳
李传亮
杜志敏
彭小龙
吴建光
孙晗森
王超文
邓鹏�
李扬
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Southwest Petroleum University
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/22Fuels, explosives
    • G01N33/225Gaseous fuels, e.g. natural gas

Abstract

The present invention relates to a kind of experimental system and method for coal bed gas liquid phase adsorption, the pilot system includes heater box, absorption cabin, methane air supply system and the pressure-detecting device for detecting absorption lock pressure power, absorption cabin is placed in heater box, absorption is provided with temperature sensor in cabin, absorption is provided with air inlet pipe and water service pipe on cabin, the first valve is provided with water service pipe, the inner port of water service pipe is located at absorption cabin top, flow detector and the second valve are provided with air inlet pipe.The experimental technique includes the calculating process of coal sample pretreatment process, absorption cabin fluid loading process, the dissolving adsorption process of coal bed gas and liquid phase adsorption amount.The present invention verifies the liquid phase adsorption model of coal bed gas first for the adsorpting characteristic of coal bed gas, and tests the liquid phase adsorption amount of coal bed gas, and experimental verification process engineering, experimental results are accurate, are that the effective exploitation of coal bed gas creates good condition.

Description

A kind of experimental system and method for coal bed gas liquid phase adsorption
Technical field
The present invention relates to the technical field of experiment equipment of oil and gas exploitation, more particularly to a kind of coal bed gas liquid phase adsorption Experimental system and method.
Background technology
Because oil in place is huge, the effective exploitation of coal bed gas can improve China's energy resource structure and supplement conventional gas Deficiency in China's Regional Distribution and quantity delivered.Coal bed gas is the typical Unconventional gas for adsorbing into and hiding, more than 90% Coal bed gas it is main with ADSORPTION STATE preservation in coal seam.Therefore, the sorption and desorption mechanism of coal bed gas is to carry out cbm development to set The core of meter.The control of occurrence status and adsorption mechanism on coal bed gas, Gas Phase Adsorption experiment, equilibrium water adsorption experiment etc. at present Factor domestic and foreign scholars processed are all done a lot of work, and generally believe that Gas Phase Adsorption model is obeyed in the absorption of coal bed gas.However, gas phase Adsorption theory can not some problems of Coalbed Interpretation gas into hiding, in fluid distrbution state and production process completely.
Therefore, scholar proposes the liquid phase adsorption theory of coal bed gas.However, the liquid phase adsorption research of coal bed gas is still stopped In terms of theoretical research, no scholar carried out experimental study, does not also test and is able to verify that the liquid phase adsorption of coal bed gas is theoretical Or the liquid phase adsorption amount of test coal bed gas.
The content of the invention
The present invention is intended to provide the experimental system and method for coal bed gas liquid phase adsorption, it is adaptable to verify that the liquid phase of coal bed gas is inhaled Attached theory.
To reach above-mentioned purpose, the technical solution adopted by the present invention is as follows:
A kind of experimental system of coal bed gas liquid phase adsorption, including heater box, absorption cabin and for detecting absorption lock pressure power Pressure-detecting device, the absorption cabin is placed in heater box, and temperature sensor, the absorption cabin are provided with the absorption cabin On be provided with air inlet pipe and water service pipe, be provided with the first valve on the water service pipe, the inner port of the water service pipe is located at absorption Cabin top, is provided with flow detector and the second valve in the air inlet pipe.
Further, the water service pipe and air inlet pipe be located at absorption cabin top, the water service pipe it is inner from absorption cabin Top extend to the bottom in absorption cabin, the gas outlet of the air inlet pipe is located at absorption cabin top.
Further, the heater box is constant water bath box.
Further, the pressure-detecting device includes pressure sensor, and the pressure sensor is arranged in air inlet pipe, The pressure sensor and flow detector are located between the second valve and absorption cabin.
Further, the 3rd valve is provided with the air inlet pipe, the pressure sensor and flow detector are located at Between second valve and the 3rd valve.
Further, the air inlet pipe is connected with methane air supply system.
Further, the temperature sensor external temperature display.
Further, the flow detector includes flow sensor and integrator.
Further, the heater box includes casing, thermoregulator and heater, and the heater is located at casing Inside, outside casing, the thermoregulator is connected the thermoregulator with heater, and the absorption cabin is placed on In casing.
Further, the flow detector includes flow sensor and integrator.
A kind of experimental technique of coal bed gas liquid phase adsorption, comprises the following steps:
Step 1:Obtain water saturation coal sample;
Step 2:Water saturation coal sample is put into absorption cabin, and to distilled water is filled it up with absorption cabin, cabin is adsorbed in then sealing, Record adds the volume of distilled water;
Step 3:The first valve and the second valve are opened, to methane gas or coal bed gas sample is passed through in absorption cabin, makes liquid Body is discharged from water service pipe, when no liquid is discharged from water service pipe, closes the first valve and the second valve.Because coal bed gas into Point more than 95% is all methane, so can be replaced with methane.
Step 4:Heater box is opened, heater box preheating makes the temperature in absorption cabin keep constant;Temperature is positively retained at 25 DEG C -30 DEG C, or other temperature.
Step 5:The second valve is opened, continues to be passed through methane gas or coal bed gas sample in absorption cabin;
Step 6:The second valve is closed, acquisition is passed through the total gas flow rate in absorption cabin;
Step 7:Stand, obtain the pressure value P in now absorption cabin, close heater box.
Further, in the step 7,72 hours at least are stood.
Further, in the step 4, heater box is preheated 8-12 hours, the temperature in absorption cabin is maintained at 30 and take the photograph Family name's degree;In the step 7,96 hours are stood.
Further, the step 1 includes following two steps:
Step 1.1:The coal sample that will be obtained is crushed, and measures the quality of coal sample;
Step 1.2:By vavuum pump by coal sample saturation distilled water, the common mass of coal sample and water is measured.
Compared with prior art, the invention has the advantages that:
This invention is directed to absorption feature of the coal bed gas under reservoir conditions, can verify the liquid phase adsorption reason of coal bed gas By, and the liquid phase adsorption amount of coal bed gas can be tested.Liquid phase adsorption suitable for verifying coal bed gas is theoretical.Experimental verification of the present invention Cheng Kexue, experimental results are accurate, are that the effective exploitation of coal bed gas creates good condition.
Brief description of the drawings
Fig. 1 is structural representation of the invention;
Fig. 2 is solubility curve of the methane in distilled water;
In figure:1- heater boxes, 2- absorption cabin, 3- pressure-detecting devices, 4- flow detectors, 5- air inlet pipe, 6- water flowings Pipe, 7- temperature sensors, 8- temperature indicators, 9- thermoregulators, 10- heaters, the valves of 11- first, the valves of 12- second Door, 13- ventilating kitchens, the valves of 14- the 3rd, 15- methane gas cylinders.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with accompanying drawing, the present invention is entered Row is further described.
As shown in figure 1, the experimental system of coal bed gas liquid phase adsorption disclosed by the invention, including heater box 1, the absorption and of cabin 2 Pressure-detecting device 3 for detecting the absorption pressure of cabin 2, absorption cabin 2 is placed in heater box 1, and absorption is provided with temperature in cabin 2 Sensor 7, absorption is provided with air inlet pipe 5 and water service pipe 6 on cabin 2, is provided with the first valve 11 on water service pipe 6, water service pipe 6 it is interior Port is located at the absorption top of cabin 2, and the valve 12 of flow detector 4 and second is provided with air inlet pipe 5.Water service pipe 6 and air inlet pipe 5 Located at the top of absorption cabin 2, the inner top from absorption cabin 2 of water service pipe 6 extends to the bottom in absorption cabin 2, it is generally the case that Water service pipe 6 is equal to 1/3rd of the absorption height of cabin 2 to the extended distance of the absorption bottom of cabin 2.The gas outlet of air inlet pipe 5 is located at inhales The top of attached cabin 2.
Because manometric precision is not high, to make measurement data more accurate, the selection pressure sensor of pressure-detecting device 3, pressure Force snesor is arranged in air inlet pipe 5, and pressure sensor and flow detector 4 are located between the second valve 12 and absorption cabin 2, Flow detector 4 includes flow sensor and integrator, and pressure sensor is located at the upstream of flow detector 4, flow inspection Survey between device 4 and absorption cabin 2 and be additionally provided with the 3rd valve 14,.The pressure that pressure sensor can be measured in absorption cabin 2 is moved State, pressure sensor can be measured and shown from methane by pressure line connection traffic detection means 4, flow detector 4 Gas cylinder 15 flows into the instantaneous velocity and integrated flow of the methane gas in absorption cabin 2, and flow detector 4 passes through pressure line It is connected with the 3rd valve 14.First valve 11, the second valve 12 and the 3rd valve 14 select needle valve, and heater box 1 selects perseverance Warm water bath cabinet.
Because the composition more than 95% of coal bed gas is all methane, air inlet pipe 5 is connected with methane air supply system, first Alkane air supply system includes methane gas cylinder 15, and methane gas cylinder 15 uses the methane gas cylinder of standard, it is possible to provide the high pressure methane of 13.7MPa 40L, methane gas cylinder 15 connects the second valve 12 by pressure line, and the second valve 12 can adjust the flow velocity of methane gas cylinder 15, Closing the second valve 12 can be with closed adsorbent, and the second valve 12 passes through pressure line continuous pressure sensor 3.
Heater box 1 includes casing, thermoregulator 9 and heater 10, and heater 10 is located at box house, and temperature is adjusted Outside casing, thermoregulator 9 is connected section device 9 with heater 10, and absorption cabin 2 is placed in casing, temperature sensor 7 External temperature display 8, the selection heating ring of heater 10, heating ring is arranged on bottom half.Thermoregulator 9 can be adjusted The electrical power of ring is heated, by the temperature for adjusting the electrical power of heating ring so as to control adsorption system, temperature sensor 7 is located to be inhaled The center of attached cabin 2, temperature sensor 7 can monitor the temperature inside absorption cabin 2, and temperature indicator 8 is by the electricity in pressure line Road is connected with temperature sensor 7, can show the temperature in absorption cabin 2.
Specifically, three interfaces are arranged at the top in absorption cabin 2, an interface passes through pressure line and the phase of flow detector 4 Even, pressure line of the interface in absorption cabin 2 is shorter;One interface is connected by pressure line with temperature indicator 8;One Interface is connected by pressure line with the first valve 11, and length of the interface pressure line in absorption cabin 2 is more long, adsorbs cabin 2 can be used to load coal sample, methane and water, and the first valve 11 can close absorption cabin 2, the first valve 11 by pressure line with Ventilating kitchen 13 is connected, and ventilating kitchen 13 can be used to the high-pressure fluid in discharge absorption cabin 2.
The experimental technique of coal bed gas liquid phase adsorption disclosed by the invention, comprises the following steps:
Step 1:Obtain water saturation coal sample;
Step 2:Water saturation coal sample is put into absorption cabin 2, and to distilled water is filled it up with absorption cabin 2, then sealing is adsorbed Cabin 2, record adds the volume of distilled water;
Step 3:Open the first valve 11 and the second valve 12, to absorption cabin 2 in be passed through methane gas or coal bed gas sample, Liquid is discharged from water service pipe 6, when no liquid is discharged from water service pipe 6, close the first valve 11 and the second valve 12.
Step 4:Heater box 1 is opened, heater box 1 is preheated, in absorption cabin 2 temperature is kept constant;Temperature is positively retained at 25 DEG C -30 DEG C, or other temperature.
Step 5:The second valve 12 is opened, continues to be passed through methane gas or coal bed gas sample in absorption cabin 2;
Step 6:The second valve 12 is closed, acquisition is passed through the total gas flow rate in absorption cabin 2;
Step 7:Stand, obtain the pressure value P in now absorption cabin 2, close heater box 1.
The experimental technique of coal bed gas liquid phase adsorption of the present invention is described in detail with reference to embodiment, using above-mentioned experiment system System, whole experiment is divided into including following four part:Coal sample pretreatment process, absorption cabin fluid loading process, coal bed gas it is molten The calculating process of solution-adsorption process, liquid phase adsorption amount, comprises the following steps that:
First, coal sample pre-treatment, obtains water saturation coal sample:
Step 1:The coal sample that will be obtained is crushed, and the quality for crushing coal sample is measured by electronic balance;
Step 2:Then coal sample saturation distilled water is measured by the common mass of coal sample and water, i.e. water saturation by vavuum pump The quality of coal sample.
2nd, cabin fluid loading process is adsorbed:
Step 1:Water saturation coal sample is put into absorption cabin 2, and to distilled water is filled it up with absorption cabin 2, then sealing is adsorbed Cabin 2, record adds the volume of distilled water, and the quality for adding distilled water is calculated by volume;
Step 2:Air inlet pipe 5 is connected with methane gas cylinder, water service pipe 6 is connected with ventilating kitchen 13;
Step 3:Open the first valve 11, the second valve 12 and the 3rd valve 14, to absorption cabin 2 in be passed through methane gas, Liquid is discharged from water service pipe 6, when no liquid is discharged from water service pipe 6, close the first valve 11 and the second valve 12, record The quality of the liquid of discharge.Under the situation, absorption is divided into three layers in cabin 2, and bottom is coal sample, and middle level is liquid, and top layer is methane Gas.
3rd, the dissolving-adsorption process of coal bed gas:
Step 1:Heater box 1 is opened, heater box 1 is preheated 12 hours, makes the temperature in absorption cabin 2 constant at 25 DEG C, is heated Case 1 selects constant water bath box;
Step 2:The second valve 12 is opened, continues to be passed through methane gas or coal bed gas sample in absorption cabin 2;
Step 6:The second valve 12 is closed, the total gas flow rate for being passed through absorption cabin 2 is measured;
Step 7:System is stood 96 hours in this condition, measure the pressure value P in now absorption cabin 2, close Heater box 1.
The initial data measured in experimentation is as shown in table 1:
Table 1:Measured data of experiment table
4th, liquid phase adsorption amount is calculated
1st, the free Gas content V in absorption cabin can be calculated according to formula (1)free
In formula (1), Z0It is to mark the deviation factor for gas under condition;Z is to adsorb the deviation factor for gas under lock pressure power;T0Mark condition Under temperature, T be adsorb lock pressure power under gas temperature;Unit is K;P0It is to mark the pressure under the conditions of condition, P is absorption lock pressure power Under gas pressure;VmwIt is to adsorb the volume that water is discharged in cabin, unit is m3;Wherein:T0=273K, P0=0.101Mpa, P= 1.021Mpa, T=25 DEG C, VmwCan be according to discharge water quality mw2It is calculated.
2nd, by adsorb the pressure P in cabin, absorption cabin in the solubility curve of water content m and methane in water (such as Fig. 2 institutes Show), obtain the content V of solution gassolution
Wherein the content of water can be calculated using formula (2) in absorption cabin;
M=mcw-mc+mw1-mw2 (2)
In formula (2), m is water content in absorption cabin;mcwIt is the quality of water saturation coal sample;mwIt is the quality of coal sample;mw1It is to add Enter the quality of water;mw2It is the quality for discharging water.
3rd, the liquid phase adsorption amount V in absorption cabin under pressure is calculated according to formula (3)sorption
Vsorption=Vin-Vfree-Vsolution (3)
In formula (3), VinIt is the total gas flow rate for flowing into absorption cabin;VfreeIt is to adsorb the free Gas content in cabin;Vsolution It is to adsorb the dissolving Gas content in cabin.
With reference to table 1, coal bed gas liquid phase adsorption amount is calculated, as a result as shown in table 2:
Table 2:Liquid phase adsorption amount of calculation
The present invention verifies the liquid phase adsorption model of coal bed gas first for the adsorpting characteristic of coal bed gas, and tests coal bed gas Liquid phase adsorption amount, experimental verification process engineering, experimental results are accurate, be coal bed gas effective exploitation create it is good Condition.The liquid phase adsorption that the present invention is applied to checking coal bed gas is theoretical, and measures the liquid phase adsorption amount of coal sample, and research absorption is to coal The influence of layer gas Production development.
Certainly, the present invention can also have other numerous embodiments, in the case of without departing substantially from spirit of the invention and its essence, Those of ordinary skill in the art can make various corresponding changes and deformation, but these corresponding changes and change according to the present invention Shape should all belong to the protection domain of appended claims of the invention.

Claims (10)

1. a kind of experimental system of coal bed gas liquid phase adsorption, it is characterised in that:Including heater box (1), absorption cabin (2) and for examining The pressure-detecting device (3) of absorption cabin (2) pressure is surveyed, the absorption cabin (2) is placed in heater box (1), the absorption cabin (2) In be provided with temperature sensor (7), air inlet pipe (5) and water service pipe (6), the water service pipe (6) are provided with the absorption cabin (2) On be provided with the first valve (11), the inner port of the water service pipe (6) is located at absorption cabin (2) top, is set on the air inlet pipe (5) It is equipped with flow detector (4) and the second valve (12).
2. experimental system according to claim 1, it is characterised in that:The water service pipe (6) and air inlet pipe (5) are located at suction Attached cabin (2) top, the inner top from absorption cabin (2) of the water service pipe (6) extends to the bottom of absorption cabin (2), it is described enter The gas outlet of tracheae (5) is located at absorption cabin (2) top.
3. experimental system according to claim 1, it is characterised in that:The heater box (1) is constant water bath box.
4. experimental system according to claim 1, it is characterised in that:The pressure-detecting device (3) is including pressure sensing Device, the pressure sensor is arranged in air inlet pipe (5), and the pressure sensor and flow detector (4) are positioned at the second valve Between door (12) and absorption cabin (2).
5. experimental system according to claim 1, it is characterised in that:Temperature sensor (7) the external temperature display (8)。
6. experimental system according to claim 1, it is characterised in that:The air inlet pipe (5) connects with methane air supply system.
7. the experimental system according to claim 1,4 or 5, it is characterised in that:The flow detector (4) is including flow Sensor and integrator.
8. the method that the experimental system described in any one of usage right requirement 1-7 claims is tested, it is characterised in that: Comprise the following steps:
Step 1:Obtain water saturation coal sample;
Step 2:Water saturation coal sample is put into absorption cabin (2), and to distilled water is filled it up with absorption cabin (2), then sealing is adsorbed Cabin (2), record adds the volume of distilled water;
Step 3:Open the first valve (11) and the second valve (12), to absorption cabin (2) in be passed through methane gas or coal seam gas sample Product, make liquid be discharged from water service pipe (6), when no liquid is discharged from water service pipe (6), close the first valve (11) and the second valve Door (12);
Step 4:Heater box (1) is opened, heater box (1) preheating makes the temperature in absorption cabin (2) keep constant;
Step 5:The second valve (12) is opened, continues to be passed through methane gas or coal bed gas sample in absorption cabin (2);
Step 6:The second valve (12) is closed, acquisition is passed through the total gas flow rate of absorption cabin (2);
Step 7:Stand, obtain the pressure value P in now absorption cabin (2), close heater box (1).
9. method according to claim 8, it is characterised in that:The step 1 includes following two steps:
Step 1.1:The coal sample that will be obtained is crushed, and measures the quality of coal sample;
Step 1.2:By vavuum pump by coal sample saturation distilled water, the common mass of coal sample and water is measured.
10. method according to claim 8, it is characterised in that:In the step 7, at least 72 hours are stood.
CN201710131970.9A 2017-03-07 2017-03-07 A kind of experimental system and method for coal bed gas liquid phase adsorption Expired - Fee Related CN106908578B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107941925A (en) * 2017-11-15 2018-04-20 新疆大学 A kind of liquid phase adsorption assay method in real time in situ
CN113008728A (en) * 2021-02-23 2021-06-22 河南工程学院 Device and method for measuring water solubility of methane

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN201335803Y (en) * 2008-09-12 2009-10-28 煤炭科学研究总院西安研究院 Devices for coal-bed gas high pressure desorption instrument
CN202502025U (en) * 2012-02-29 2012-10-24 中国矿业大学(北京) Device for high pressure isothermal absorption experiment of coal
CN104502224A (en) * 2014-08-14 2015-04-08 中国石油大学(华东) Device and method for determination of coal rock isothermal desorption curve under saturated water condition
CN104819910A (en) * 2015-05-27 2015-08-05 辽宁工程技术大学 Experimental device and method for measuring amount of gas adsorbed by large quantity of coal samples under condition of normal pressure
CN104880381A (en) * 2015-04-24 2015-09-02 中国石油大学(华东) Isothermal constant-voltage experiment device and method of gas dynamic flowing-adsorbing in shale
CN205138940U (en) * 2015-11-12 2016-04-06 华北科技学院 Test coal body gas adsorbs desorption heat effect experimental system
CN105571979A (en) * 2015-12-18 2016-05-11 河南理工大学 System and method for loaded structure soft coal gas adsorption desorption test

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN201335803Y (en) * 2008-09-12 2009-10-28 煤炭科学研究总院西安研究院 Devices for coal-bed gas high pressure desorption instrument
CN202502025U (en) * 2012-02-29 2012-10-24 中国矿业大学(北京) Device for high pressure isothermal absorption experiment of coal
CN104502224A (en) * 2014-08-14 2015-04-08 中国石油大学(华东) Device and method for determination of coal rock isothermal desorption curve under saturated water condition
CN104880381A (en) * 2015-04-24 2015-09-02 中国石油大学(华东) Isothermal constant-voltage experiment device and method of gas dynamic flowing-adsorbing in shale
CN104819910A (en) * 2015-05-27 2015-08-05 辽宁工程技术大学 Experimental device and method for measuring amount of gas adsorbed by large quantity of coal samples under condition of normal pressure
CN205138940U (en) * 2015-11-12 2016-04-06 华北科技学院 Test coal body gas adsorbs desorption heat effect experimental system
CN105571979A (en) * 2015-12-18 2016-05-11 河南理工大学 System and method for loaded structure soft coal gas adsorption desorption test

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107941925A (en) * 2017-11-15 2018-04-20 新疆大学 A kind of liquid phase adsorption assay method in real time in situ
CN107941925B (en) * 2017-11-15 2020-07-14 新疆大学 In-situ real-time liquid phase adsorption determination method
CN113008728A (en) * 2021-02-23 2021-06-22 河南工程学院 Device and method for measuring water solubility of methane
CN113008728B (en) * 2021-02-23 2021-12-17 河南工程学院 Device and method for measuring water solubility of methane

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