CN109912371A - A kind of exothermic material and preparation method thereof of carbon dioxide fracturing device - Google Patents
A kind of exothermic material and preparation method thereof of carbon dioxide fracturing device Download PDFInfo
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- CN109912371A CN109912371A CN201910034513.7A CN201910034513A CN109912371A CN 109912371 A CN109912371 A CN 109912371A CN 201910034513 A CN201910034513 A CN 201910034513A CN 109912371 A CN109912371 A CN 109912371A
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- dioxide fracturing
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Abstract
The present invention relates to the carbon dioxide fracturing fields in coal mine, the exothermic material of specifically a kind of carbon dioxide fracturing device, including below according to the raw material of parts by weight: 45-55 parts of ash powdered carbon, 10-14 parts of calper calcium peroxide, 7-9 parts of sodium bismuthate, 13-19 parts of mud coal, 12-16 parts of atlapulgite.Also disclose a kind of preparation method of the exothermic material of carbon dioxide fracturing device, comprising the following steps: 1) weigh ash powdered carbon, atlapulgite, calper calcium peroxide, sodium bismuthate and mud coal by formula rate, successively pour into beaker in order；2) slowly that the material stirring in beaker is uniform with glass bar；3) material is put into pouch after being sufficiently mixed.The present invention can be achieved liquid carbon dioxide to be converted to gaseous carbon dioxide, handles so that carbon dioxide be made to carry out the anti-reflection desorption technique of fracturing to coal seam, reaches the target of safely and fast extraction and extinction.
Description
Technical field
The present invention relates to the carbon dioxide fracturing field in coal mine, the exothermic materials of specifically a kind of carbon dioxide fracturing device
And preparation method thereof.
Background technique
Pyrotoxin is the significant components of carbon dioxide fracturing device, and liquid carbon dioxide is made to be rapidly converted into gaseous state titanium dioxide
Carbon carries out the anti-reflection desorption technique of fracturing to coal seam and handles using the carbon dioxide close coal characteristic higher than gas to coal seam adsorptivity,
A large amount of adsorption gas are expelled by carbon dioxide becomes free gas, makes gas permeability of coal seam and the dual raising of gas freedom, reaches
The safely and fast target of extraction and extinction.
Chemicals inside the pyrotoxin of existing carbon dioxide fracturing device, electrothermal calefactive rate is slower, and calorific value is small, difficult
To reach need of work, the normal work of carbon dioxide fracturing device is influenced.Therefore, for this status, there is an urgent need to develop one
The exothermic material of kind carbon dioxide fracturing device, to overcome the shortcomings of in currently practical application.
Summary of the invention
The purpose of the present invention is to provide exothermic materials of a kind of carbon dioxide fracturing device and preparation method thereof, it can be achieved that handle
Liquid carbon dioxide is converted to gaseous carbon dioxide, handles so that carbon dioxide be made to carry out the anti-reflection desorption technique of fracturing to coal seam,
Reach the target of safely and fast extraction and extinction, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of exothermic material of carbon dioxide fracturing device, including below according to the raw material of parts by weight: 45-55 parts of ash powdered carbon, mistake
10-14 parts of calcium oxide, 7-9 parts of sodium bismuthate, 13-19 parts of mud coal, 12-16 parts of atlapulgite.
As a further solution of the present invention: including below according to the raw material of parts by weight: 48-52 parts of ash powdered carbon, peroxide
Change calcium 11-13 parts, 8-9 parts of sodium bismuthate, 15-17 parts of mud coal, 13-15 parts of atlapulgite.
As a further solution of the present invention: including below according to the raw material of parts by weight: 50 parts of ash powdered carbon, calper calcium peroxide
12 parts, 8 parts of sodium bismuthate, 16 parts of mud coal, 14 parts of atlapulgite.
A kind of preparation method of the exothermic material of carbon dioxide fracturing device, in order to reach heating effect, the present invention need to be dry
It is prepared in dry and draughty normal temperature environment, comprising the following steps:
1) ash powdered carbon, atlapulgite, calper calcium peroxide, sodium bismuthate and mud coal are weighed by formula rate, successively pours into burning in order
Cup；
2) slowly that the material stirring in beaker is uniform with glass bar；
3) material is put into pouch after being sufficiently mixed.
As a further solution of the present invention: in step 2, with glass bar, two way alternate is slow clockwise and anticlockwise
Material stirring in beaker is uniform.
As a further solution of the present invention: in step 3), pouch is polybag.
As a further solution of the present invention: in step 3), the pouch equipped with material being placed on drying and is easy to logical
It is spare in wind, the storehouse for sealing and being protected from light, direct sunlight should be avoided, keep fire away, heat source and power supply.
Compared with prior art, the beneficial effects of the present invention are:
1) initiative to have used carbon dioxide as fracturing working media, realize the flow control of carbon dioxide in discharging；
2) ingredient is simple, and fracturing pressure can be realized artificial controllable in the high pressure range of 70MPa to 200MPa, and material is normal safely
See, burning velocity is slower in air, oxygen is thin or inert environments and the burning velocity in the case where there is certain confining pressure
It is exceedingly fast, meets the fever requirement of carbon dioxide fracturing device.
Electrothermal calefactive rate of the present invention is fast, calorific value is big, it can be achieved that liquid carbon dioxide is converted to gaseous carbon dioxide, utilizes
The carbon dioxide close coal characteristic higher than gas to coal seam adsorptivity, so that carbon dioxide be made to carry out the anti-reflection desorption skill of fracturing to coal seam
Art processing, a large amount of adsorption gas are expelled by carbon dioxide becomes free gas, makes gas permeability of coal seam and gas freedom is dual mentions
Height reaches the target of safely and fast extraction and extinction.
Specific embodiment
The following is a clear and complete description of the technical scheme in the embodiments of the invention, it is clear that described embodiment
Only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, the common skill in this field
Art personnel every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Embodiment 1
A kind of exothermic material of carbon dioxide fracturing device, including below according to the raw material of parts by weight: 45 parts of ash powdered carbon, peroxidating
10 parts of calcium, 7 parts of sodium bismuthate, 13 parts of mud coal, 12 parts of atlapulgite.
A kind of preparation method of the exothermic material of carbon dioxide fracturing device, in order to reach heating effect, the present invention need to be dry
It is prepared in dry and draughty normal temperature environment, comprising the following steps:
1) ash powdered carbon, atlapulgite, calper calcium peroxide, sodium bismuthate and mud coal are weighed by formula rate, successively pours into burning in order
Cup；
2) with glass bar, two way alternate is slowly uniform by the material stirring in beaker clockwise and anticlockwise；
3) material is put into polybag after being sufficiently mixed, be placed on it is spare in the dry storehouse for being easy to divulge information, sealing and being protected from light,
Direct sunlight should be avoided, keep fire away, heat source and power supply.
Embodiment 2
A kind of exothermic material of carbon dioxide fracturing device, including below according to the raw material of parts by weight: 55 parts of ash powdered carbon, peroxidating
14 parts of calcium, 9 parts of sodium bismuthate, 19 parts of mud coal, 16 parts of atlapulgite.
A kind of preparation method of the exothermic material of carbon dioxide fracturing device, in order to reach heating effect, the present invention need to be dry
It is prepared in dry and draughty normal temperature environment, comprising the following steps:
1) ash powdered carbon, atlapulgite, calper calcium peroxide, sodium bismuthate and mud coal are weighed by formula rate, successively pours into burning in order
Cup；
2) with glass bar, two way alternate is slowly uniform by the material stirring in beaker clockwise and anticlockwise；
3) material is put into polybag after being sufficiently mixed, be placed on it is spare in the dry storehouse for being easy to divulge information, sealing and being protected from light,
Direct sunlight should be avoided, keep fire away, heat source and power supply.
Embodiment 3
A kind of exothermic material of carbon dioxide fracturing device, including below according to the raw material of parts by weight: 50 parts of ash powdered carbon, peroxidating
12 parts of calcium, 8 parts of sodium bismuthate, 16 parts of mud coal, 14 parts of atlapulgite.
A kind of preparation method of the exothermic material of carbon dioxide fracturing device, in order to reach heating effect, the present invention need to be dry
It is prepared in dry and draughty normal temperature environment, comprising the following steps:
1) ash powdered carbon, atlapulgite, calper calcium peroxide, sodium bismuthate and mud coal are weighed by formula rate, successively pours into burning in order
Cup；
2) with glass bar, two way alternate is slowly uniform by the material stirring in beaker clockwise and anticlockwise；
3) material is put into polybag after being sufficiently mixed, be placed on it is spare in the dry storehouse for being easy to divulge information, sealing and being protected from light,
Direct sunlight should be avoided, keep fire away, heat source and power supply.
Embodiment 4
A kind of exothermic material of carbon dioxide fracturing device, including below according to the raw material of parts by weight: 48 parts of ash powdered carbon, peroxidating
11 parts of calcium, 8 parts of sodium bismuthate, 15 parts of mud coal, 13 parts of atlapulgite.
A kind of preparation method of the exothermic material of carbon dioxide fracturing device, in order to reach heating effect, the present invention need to be dry
It is prepared in dry and draughty normal temperature environment, comprising the following steps:
1) ash powdered carbon, atlapulgite, calper calcium peroxide, sodium bismuthate and mud coal are weighed by formula rate, successively pours into burning in order
Cup；
2) with glass bar, two way alternate is slowly uniform by the material stirring in beaker clockwise and anticlockwise；
3) material is put into polybag after being sufficiently mixed, be placed on it is spare in the dry storehouse for being easy to divulge information, sealing and being protected from light,
Direct sunlight should be avoided, keep fire away, heat source and power supply.
Embodiment 5
A kind of exothermic material of carbon dioxide fracturing device, including below according to the raw material of parts by weight: 52 parts of ash powdered carbon, peroxidating
13 parts of calcium, 9 parts of sodium bismuthate, 17 parts of mud coal, 15 parts of atlapulgite.
A kind of preparation method of the exothermic material of carbon dioxide fracturing device, in order to reach heating effect, the present invention need to be dry
It is prepared in dry and draughty normal temperature environment, comprising the following steps:
1) ash powdered carbon, atlapulgite, calper calcium peroxide, sodium bismuthate and mud coal are weighed by formula rate, successively pours into burning in order
Cup；
2) with glass bar, two way alternate is slowly uniform by the material stirring in beaker clockwise and anticlockwise；
3) material is put into polybag after being sufficiently mixed, be placed on it is spare in the dry storehouse for being easy to divulge information, sealing and being protected from light,
Direct sunlight should be avoided, keep fire away, heat source and power supply.
Application Example
A kind of exothermic material of carbon dioxide fracturing device, consists of the following compositions by weight: 50% ash powdered carbon, 12% peroxidating
Calcium, 8% sodium bismuthate, 16% mud coal, 14% atlapulgite.
A kind of preparation method of the exothermic material of carbon dioxide fracturing device, in order to reach heating effect, the present invention need to be dry
It is prepared in dry and draughty normal temperature environment, comprising the following steps:
1) ash powdered carbon, atlapulgite, calper calcium peroxide, sodium bismuthate and mud coal are weighed by formula rate, successively pours into burning in order
In cup；
2) slowly that the material stirring in beaker is uniform with glass bar；
3) material is put into polybag after being sufficiently mixed, be placed on it is spare in the dry storehouse for being easy to divulge information, sealing and being protected from light,
Direct sunlight should be avoided, keep fire away, heat source and power supply.
The exothermic material of the carbon dioxide fracturing device, has the following prominent advantages:
1) initiative to have used carbon dioxide as fracturing working media, realize the flow control of carbon dioxide in discharging；
2) ingredient is simple, and fracturing pressure can be realized artificial controllable in the high pressure range of 70MPa to 200MPa, and material is normal safely
See, burning velocity is slower in air, oxygen is thin or inert environments and the burning velocity in the case where there is certain confining pressure
It is exceedingly fast, meets the fever requirement of carbon dioxide fracturing device.
Electrothermal calefactive rate of the present invention is fast, calorific value is big, it can be achieved that liquid carbon dioxide is converted to gaseous carbon dioxide, utilizes
The carbon dioxide close coal characteristic higher than gas to coal seam adsorptivity, so that carbon dioxide be made to carry out the anti-reflection desorption skill of fracturing to coal seam
Art processing, a large amount of adsorption gas are expelled by carbon dioxide becomes free gas, makes gas permeability of coal seam and gas freedom is dual mentions
Height reaches the target of safely and fast extraction and extinction.
The above are merely the preferred embodiment of the present invention, it is noted that for those skilled in the art, not
Under the premise of being detached from present inventive concept, several modifications and improvements can also be made, these also should be considered as protection model of the invention
It encloses, these all will not influence the effect and patent practicability that the present invention is implemented.
Claims (7)
1. a kind of exothermic material of carbon dioxide fracturing device, which is characterized in that including below according to the raw material of parts by weight: ash charcoal
45-55 parts of powder, 10-14 parts of calper calcium peroxide, 7-9 parts of sodium bismuthate, 13-19 parts of mud coal, 12-16 parts of atlapulgite.
2. the exothermic material of carbon dioxide fracturing device according to claim 1, which is characterized in that including below according to weight
The raw material of part: 48-52 parts of ash powdered carbon, 11-13 parts of calper calcium peroxide, 8-9 parts of sodium bismuthate, 15-17 parts of mud coal, atlapulgite 13-
15 parts.
3. the exothermic material of carbon dioxide fracturing device according to claim 2, which is characterized in that including below according to weight
The raw material of part: 50 parts of ash powdered carbon, 12 parts of calper calcium peroxide, 8 parts of sodium bismuthate, 16 parts of mud coal, 14 parts of atlapulgite.
4. a kind of preparation method of the exothermic material of carbon dioxide fracturing device as described in any one of claims 1-3, feature
It is, comprising the following steps:
1) ash powdered carbon, atlapulgite, calper calcium peroxide, sodium bismuthate and mud coal are weighed by formula rate, successively pours into burning in order
Cup；
2) slowly that the material stirring in beaker is uniform with glass bar；
3) material is put into pouch after being sufficiently mixed.
5. the preparation method of the exothermic material of carbon dioxide fracturing device according to claim 4, which is characterized in that in step
2) in, with glass bar, two way alternate is slowly uniform by the material stirring in beaker clockwise and anticlockwise.
6. the preparation method of the exothermic material of carbon dioxide fracturing device according to claim 5, which is characterized in that in step
3) in, pouch is polybag.
7. the preparation method of the exothermic material of carbon dioxide fracturing device according to claim 6, which is characterized in that in step
3) in, the pouch equipped with material is placed on spare in the dry storehouse for being easy to divulge information, sealing and being protected from light.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112815785A (en) * | 2021-01-05 | 2021-05-18 | 黄俊雄 | Carbon dioxide cracking device, heating material thereof and use method |
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| GB391195A (en) * | 1931-10-21 | 1933-04-21 | Stanley Hector Lucas | Improvements in and relating to light producing ignitable compositions |
| GB432338A (en) * | 1934-11-30 | 1935-07-24 | Lightfoot Refrigeration Compan | Improvements in liquid oxygen explosives |
| US2929325A (en) * | 1955-02-25 | 1960-03-22 | Ici Ltd | Packages containing materials for use in blasting operations |
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| CN104048568A (en) * | 2014-07-07 | 2014-09-17 | 王坤 | Carbon dioxide safety heating tube |
| CN105130721A (en) * | 2015-08-05 | 2015-12-09 | 河北亿科金属制品有限公司 | Exothermic material for carbon dioxide cracking device |
| CN106220459A (en) * | 2016-07-22 | 2016-12-14 | 侯丽红 | Carbon dioxide heating compound powder |
| CN106478324A (en) * | 2016-09-30 | 2017-03-08 | 唐山师范学院 | Carbon dioxide blaster exothermic mixture |
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB391195A (en) * | 1931-10-21 | 1933-04-21 | Stanley Hector Lucas | Improvements in and relating to light producing ignitable compositions |
| GB432338A (en) * | 1934-11-30 | 1935-07-24 | Lightfoot Refrigeration Compan | Improvements in liquid oxygen explosives |
| US2929325A (en) * | 1955-02-25 | 1960-03-22 | Ici Ltd | Packages containing materials for use in blasting operations |
| CN101560129A (en) * | 2009-05-13 | 2009-10-21 | 杜伯武 | Method for preparingsafe and environmentally friendly propellant applied to fireworks |
| CN104048568A (en) * | 2014-07-07 | 2014-09-17 | 王坤 | Carbon dioxide safety heating tube |
| CN105130721A (en) * | 2015-08-05 | 2015-12-09 | 河北亿科金属制品有限公司 | Exothermic material for carbon dioxide cracking device |
| CN106220459A (en) * | 2016-07-22 | 2016-12-14 | 侯丽红 | Carbon dioxide heating compound powder |
| CN106478324A (en) * | 2016-09-30 | 2017-03-08 | 唐山师范学院 | Carbon dioxide blaster exothermic mixture |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112815785A (en) * | 2021-01-05 | 2021-05-18 | 黄俊雄 | Carbon dioxide cracking device, heating material thereof and use method |
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Application publication date: 20190621 |
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