CN207357118U - A kind of device that Chemical Manufacture is carried out using geothermal energy - Google Patents
A kind of device that Chemical Manufacture is carried out using geothermal energy Download PDFInfo
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- CN207357118U CN207357118U CN201720680670.1U CN201720680670U CN207357118U CN 207357118 U CN207357118 U CN 207357118U CN 201720680670 U CN201720680670 U CN 201720680670U CN 207357118 U CN207357118 U CN 207357118U
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Abstract
The utility model discloses a kind of device that Chemical Manufacture is carried out using geothermal energy, it is related to geothermal energy utilization and chemical production field.The structure of the utility model is：Exterior CO2Source of the gas, CO2Tank, CO2Injection pump, reinjection well, heat exchange Fracture Networks, producing well and clarifier are sequentially communicated, and obtain the CO with high thermal energy and purification2；1st tunnel, clarifier and the connection of the 1st reaction kettle, are loaded with catalyst 8, its input port is the import of the 1st reaction raw materials, its delivery outlet is the outlet of the 1st reactor product, realizes the 1st Chemical Manufacture in the 1st reaction kettle；2nd tunnel, clarifier, heat exchanger and CO2Tank is sequentially communicated, and realizes the circulation of thermal energy.The utility model makes full use of geothermal energy in Chemical Manufacture, not only realizes the reduction of production cost, also greatly realizes the purpose of environmental protection.
Description
Technical field
Geothermal energy utilization and chemical production field are the utility model is related to, more particularly to one kind utilizes geothermal energy to carry out chemical industry
The device of production；Specifically, the utility model is to utilize CO2As the heat transfer medium of geothermal exploitation, the high temperature CO of generation2Make
For the raw material or heating medium in Chemical Manufacture.
Background technology
Geothermal energy is a kind of green, reproducible energy；Geothermal energy resources are with being divided into natural thermal water resource and high heat rock mass
Thermal resource（Also referred to as hot dry rock）.There is extremely abundant hot dry rock resource in China, and many places have superior exploit condition, such as
Tibet Yangbajing area, Tengchong Area, Yunnan, Hainan North Hainan Island, Taiwan, the southeastern coastal areas and Tian Chi Lake of Mountain Baitou etc. are regional.
Geothermal energy is usually used in generating electricity, but low temperature geothermal energy（Generally below 150 DEG C）Heat utilization rate it is smaller, generating effect is poor；If
The portion of energy can be preferably utilized with very big economical and environmentally friendly value.
There are many chemical reactions to need to carry out under the high temperature conditions in Chemical Manufacture；Or for the endothermic reaction, it is necessary to which outside carries
For substantial amounts of heat.These endothermic reactions or pyroreaction condition need to consume amount of heat, nowadays sharp in most Chemical Manufacture
With hot steam heat supply, hot steam is mainly derived from thermoelectricity unit or boiler room.This kind of heat-supplying mode consumes substantial amounts of fossil combustion
Material, had not only added Chemical Manufacture cost, but also can increase the discharge of carbon dioxide and environment is polluted.
If geothermal energy utilization got up in Chemical Manufacture, Chemical Manufacture cost can be greatly reduced and avoid environment dirty
Dye problem.In dry-hot-rock geothermal development of resources, CO2There is cleaning, environmental protection and low power consuming as a heat transfer medium；CO2Also may be used
As the raw materials for production of some chemical products, such as methane, methanol, carbon monoxide, alcohol ester and ether lipid, these chemical reactions need
Want hot environment or reacted for high temperature endothermic.Therefore by the pure high temperature CO of geothermal energy development output2As needed for Chemical Manufacture
Raw material, can reduce or remove thermoelectricity unit from or boiler room heat supply, can so greatly reduce the energy consumption and cost of Chemical Manufacture,
Decrease CO2Discharge.
Utility model content
The purpose of this utility model is to provide a kind of device that Chemical Manufacture is carried out using geothermal energy, there is use cost
It is low, efficient, cleaning and can large-scale use the advantages that.
The utility model is achieved through the following technical solutions：
First, the device of Chemical Manufacture is carried out using geothermal energy
In earth's surface, CO is provided with2Tank, CO2Injection pump, outside CO2Source of the gas, clarifier, heat exchanger, the 1st reaction kettle, the 2nd
Reaction kettle and catalyst；
In the earth formation, reinjection well, producing well and heat exchange Fracture Networks are provided with；
Exterior CO2Source of the gas, CO2Tank, CO2Injection pump, reinjection well, heat exchange Fracture Networks, producing well and clarifier connect successively
It is logical, obtain the CO with high thermal energy and purification2；
1st tunnel, clarifier and the connection of the 1st reaction kettle, are loaded with catalyst 8, its input port is the 1st in the 1st reaction kettle
The import of reaction raw materials, its delivery outlet are the outlets of the 1st reactor product, realize the 1st Chemical Manufacture；
2nd tunnel, clarifier, heat exchanger and CO2Tank is sequentially communicated, and realizes the circulation of thermal energy；The 2nd is provided with heat exchanger
Reaction kettle, catalyst is loaded with the 2nd reaction kettle, its input port is the import of the 2nd reaction raw materials, its delivery outlet is the 2nd anti-
The outlet of product is answered, realizes the 2nd Chemical Manufacture.
2nd, the method that Chemical Manufacture is carried out using geothermal energy
1. by CO2Inject underground -201；
2. make CO2Underground heat exchange -202；
3. obtain high temperature CO2-203；
4. it is divided into the 1st, 2 tunnels
1st tunnel：
A, the CO in the 1st reaction kettle2Participate in chemical reaction -204；
B, the 1st chemical products are obtained；
2nd tunnel：
A, to the 2nd reaction kettle heat supply -205；
B, CO is made2Circulation is recycled into step 2. -207.
The utility model has the following advantages and beneficial effect：
1. geothermal energy can be made full use of, the energy consumption cost in Chemical Manufacture is significantly reduced；
2. the use of fossil fuel is not only reduced, but also CO2Chemical reaction is participated in, can realize carbon emission reduction target；
③CO2In underground heat exchange process, there is part CO2It can react with rock and cure and realize CO2The mesh of geological storage
Mark；
4. use CO2As a heat transfer medium or reaction raw materials, it can make full use of and CO is produced in Chemical Manufacture2Byproduct, no
The added value of Production in Chemical Plant is only improved, and realizes environmental protection；
In short, the utility model makes full use of geothermal energy in Chemical Manufacture, the reduction of production cost is not only realized,
Also the purpose of environmental protection is greatly realized.
Brief description of the drawings
Fig. 1 is the block diagram of the present apparatus；
Fig. 2 is the work flow diagram of this method.
In figure：
0-hot dry rock；
1—CO2Tank；
2—CO2Injection pump；
3-outside CO2Source of the gas；
4-clarifier；
5-heat exchanger；
6-the 1 reaction kettle；
7-the 2 reaction kettle；
8-catalyst.
A-reinjection well；
B-producing well；
C-heat exchange Fracture Networks；
The industrial chemicals of D1-the 1st, the industrial chemicals of D2-the 2nd；
The chemical products of E1-the 1st, the chemical products of E2-the 2nd.
Embodiment
Describe in detail with reference to the accompanying drawings and examples：
First, device
1st, it is overall
In earth's surface, CO is provided with2Tank 1, CO2Injection pump 2, outside CO2Source of the gas 3, clarifier 4, heat exchanger 5, the 1st chemical industry
Kettle 6, the 2nd chemical industry kettle 7 and catalyst 8；
In the earth formation, reinjection well A, producing well B and heat exchange Fracture Networks C are provided with；
Exterior CO2Source of the gas 3, CO2Tank 1, CO2Injection pump 2, reinjection well A, heat exchange Fracture Networks C, producing well B and clarifier 4
It is sequentially communicated, obtains the CO with high thermal energy and purification2；
1st tunnel, clarifier 4 are connected with the 1st chemical industry kettle 6, and catalyst 8 is loaded with the 1st chemical industry kettle 6, its input port is
The import of 1st industrial chemicals D1, its delivery outlet are the outlets of the 1st chemical products E1, realize the 1st Chemical Manufacture；
2nd tunnel, clarifier 4, heat exchanger 5 and CO2Tank 1 is sequentially communicated, and realizes the circulation of thermal energy；Set in heat exchanger 5
There is the 2nd chemical industry kettle 7, catalyst 8 is loaded with the 2nd chemical industry kettle 7, its input port is the import of the 2nd industrial chemicals D2, it is exported
Mouth is the outlet of the 2nd chemical products E2, realizes the 2nd Chemical Manufacture.
2nd, functional component（Structure and its function）
0）Hot dry rock 0
Hot dry rock 0 is the thermal energy reservoir of underground, the source as geothermal energy.
01）CO2Tank 1
CO2Tank 1 is large-scale high voltage bearing CO2Temporary storage facility, its function are temporary transient storage CO2 and stablize CO2Pressure
Power.
02）CO2Injection pump 2
CO2Injection pump 2 for it is large-scale can be by CO2The equipment of supercharging injection underground.
03）Exterior CO2Source of the gas 3
Exterior CO2Source of the gas 3 provides CO for system2Direct source, can be transport CO2Tank car or pipeline；
Its function is to provide and feed CO for system2。
04）Clarifier 4
Clarifier 4 is a kind of Large Efficient gas cleaning plant, can be by high temperature CO2The steam and solid impurity being mingled with are gone
Remove, finally obtain dry, pure and high temperature CO2, can be used as heat transfer medium or reaction raw materials.
05）Heat exchanger 5
Heat exchanger 5 is that one kind can be by high temperature CO2Device of the heat transfer to reaction kettle.
06）1st reaction kettle 6
Reaction kettle includes the 1st, 2 reaction kettles 6,7, is chemical reaction container.
The functions such as technologic heating, cooling are realized, as high temperature CO2With the reacting environment of other raw materials or needing to heat
Chemical reaction equipment.
07）2nd reaction kettle 7
2nd reaction kettle 7 and the 1st reaction kettle 6 are identical.
08）Catalyst 8
Specific catalyst of the catalyst 8 needed for a certain chemical reaction.
09）Reinjection well A
Reinjection well A is for injecting low temperature CO2Deep layer well.
10）Producing well B
Producing well B is for high temperature CO2The deep layer well of output.
11）Exchange heat Fracture Networks C
Heat exchange Fracture Networks C is produced by artificial fracturing method, as CO2（Or other media）Heat exchange with hot dry rock 0 is empty
Between, 0 self heat of hot dry rock is passed into CO2。
12）1st industrial chemicals D1, the 2nd industrial chemicals D2
1st industrial chemicals D1, the 2nd industrial chemicals D2 are the industrial chemicals needed for a certain chemical reaction.
13）1st chemical products E1, the 2nd chemical products E2
1st chemical products E1, the 2nd chemical products E2 are the major product of a certain chemical reaction.
3rd, operation principle
There is 0 resource area of hot dry rock to arrange in underground and construction drilling well, drilling well enter 0 certain distance of hot dry rock, use
Artificial fracturing method manufacture heat exchange Fracture Networks C；Then a bite drilling well is selected to inject CO from ground as reinjection well A2, another mouth
Drilling well, can output high temperature CO as producing well B2, then by clarifier 4, obtain pure high temperature CO2；High temperature CO2It can be used as
The raw material of Chemical Manufacture, into the 1st reaction kettle 6, occurs chemical reaction finally through the effect of catalyst 8 and its 1st reaction raw materials D1
Obtain the 1st chemical products, such as methanol, methane, CO；High temperature CO2Also heating medium can be used as, flows through the heat exchange of the 2nd reaction kettle 7
Device 5, transfers heat to the 2nd reaction kettle 7, most afterwards through CO2Tank 1 is by CO2Injection pump 2 re-injects reinjection well A.
2nd, method
Such as Fig. 2, this method comprises the following steps：
1. by CO2Inject underground -201；
2. make CO2Underground heat exchange -202；
3. obtain high temperature CO2-203；
4. it is divided into the 1st, 2 tunnels
1st tunnel：
A, by CO in the 1st the 1st reaction kettle2Participate in chemical reaction -204；
B, the 1st chemical products are obtained；
2nd tunnel：
A, to the 2nd reaction kettle heat supply -205；
B, CO is made2Circulation is recycled into step 2. -207.
Specific embodiment can be divided into three steps：The structure of geothermal system, the generation of high temperature CO 2 and high temperature CO 2 participate in reaction or
Heat supply.
First, the structure of geothermal system
It is foregoing such as Fig. 1.
1st, in selected underground heat target area construction at least 2 mouthfuls of drilling wells, producing well B is used as reinjection well A, another mouthful flatly；
2nd, artificial fracturing is carried out to hot dry rock 0, produces the heat exchange Fracture Networks C for heat exchange, make heat transferring medium by returning
Well A injections are noted, heat exchange Fracture Networks C is flowed through and carries out heat exchange with hot dry rock 0, most afterwards through producing well B output high temperature COs2；
3rd, ground installation CO2Tank 1, injection pump 2 and clarifier 4, and by exterior CO2Source of the gas 3 accesses CO2Tank 1.
2nd, high temperature CO2Generation
CO2Reinjection well A, CO are injected through injection pump 12Heat exchange, CO occurs with hot dry rock 0 in the Fracture Networks C that exchanges heat2From
Body temperature raises, the high temperature CO after being heated2Extrude, obtain by producing well B under the high pressure effect of underground heat exchange Fracture Networks C
To the impure high temperature CO containing steam or impurity2, then by clarifier 4, you can obtain pure high temperature CO2。
3rd, high temperature CO2Participate in reaction or heat supply
Pure high temperature CO2The raw material of Chemical Manufacture is can be used as, the heating medium that can be also heated as Chemical Manufacture.
1st, when the raw material as Chemical Manufacture, its specific implementation step is as follows：
1）Pure high temperature CO2It is injected into the 1st reaction kettle 6；
2）High temperature CO2The 1st reaction kettle 6 is heated to predetermined temperature by itself high temperature；
3）1st chemical raw material D1 is injected into the 1st reaction kettle 6；
4）CO2Chemically reacted with the 1st industrial chemicals D1 through the effect of catalyst 8, obtain the 1st chemical products.
2nd, when as heating medium, its specific implementation step is as follows：
1）High temperature CO2Heat exchanger 5 is injected, i.e., self-ability is passed into heat exchanger 5；
2）5 temperature of heat exchanger raises, and the 2nd reaction kettle 7 can be heated to predetermined temperature；
3）Flow through the CO of heat exchanger 52Own temperature declines, and flows back to CO again21 underground to be re-injected of tank carries out thermal cycle；
4）Exterior CO2The CO of 3 replenishment cycles of source of the gas loss2；
5）CO2CO in tank 12Reinjection well A is re-injected, carries out thermal cycle again.
Claims (1)
- A kind of 1. device that Chemical Manufacture is carried out using geothermal energy, it is characterised in that：In earth's surface, CO is provided with2Tank（1）、CO2Injection pump（2）, outside CO2Source of the gas（3）, clarifier（4）, heat exchanger（5）, 1 chemical industry kettle（6）, the 2nd chemical industry kettle（7）And catalyst（8）；In the earth formation, it is provided with reinjection well（A、）Producing well（B）With heat exchange Fracture Networks（C）；Exterior CO2Source of the gas（3）、CO2Tank（1）、CO2Injection pump（2）, reinjection well（A）, heat exchange Fracture Networks（C）, producing well（B）With Clarifier（4）It is sequentially communicated；1st tunnel, clarifier（4）With the 1st chemical industry kettle（6）Connection, in the 1st chemical industry kettle（6）In be loaded with catalyst（8）, it is inputted Mouth is the 1st industrial chemicals（D1）Import, its delivery outlet is the 1st chemical products（E1）Outlet；2nd tunnel, clarifier（4）, heat exchanger（5）And CO2Tank（1）It is sequentially communicated, realizes the circulation of thermal energy；In heat exchanger（5）Inside set It is equipped with the 2nd chemical industry kettle（7）, in the 2nd chemical industry kettle（7）Inside it is loaded with catalyst（8）, its input port is the 2nd industrial chemicals（D2）'s Import, its delivery outlet are the 2nd chemical products（E2）Outlet.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720680670.1U CN207357118U (en) | 2017-06-13 | 2017-06-13 | A kind of device that Chemical Manufacture is carried out using geothermal energy |
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| CN201720680670.1U CN207357118U (en) | 2017-06-13 | 2017-06-13 | A kind of device that Chemical Manufacture is carried out using geothermal energy |
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| CN207357118U true CN207357118U (en) | 2018-05-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107051336A (en) * | 2017-06-13 | 2017-08-18 | 中国科学院武汉岩土力学研究所 | The system and method for Chemical Manufacture are carried out using geothermal energy |
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- 2017-06-13 CN CN201720680670.1U patent/CN207357118U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107051336A (en) * | 2017-06-13 | 2017-08-18 | 中国科学院武汉岩土力学研究所 | The system and method for Chemical Manufacture are carried out using geothermal energy |
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