CN207958276U - Cool water mixture burning afterheat utilizing system - Google Patents
Cool water mixture burning afterheat utilizing system Download PDFInfo
- Publication number
- CN207958276U CN207958276U CN201820380880.3U CN201820380880U CN207958276U CN 207958276 U CN207958276 U CN 207958276U CN 201820380880 U CN201820380880 U CN 201820380880U CN 207958276 U CN207958276 U CN 207958276U
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- CN
- China
- Prior art keywords
- exchanger tube
- heat exchanger
- coal
- water
- slurry
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model is related to a kind of cool water mixture burning afterheat utilizing systems, including gasification furnace, water-coal-slurry accumulator tank, heat exchange box, nozzle, the first serpentine heat exchanger tube and the second serpentine heat exchanger tube are equipped in heat exchange box, the utility model respectively can be introduced flue gas heat and Heisui River heat in heat exchange box by the first serpentine heat exchanger tube and the second serpentine heat exchanger tube, the heat for distributing the first serpentine heat exchanger tube in heat exchange box and the second serpentine heat exchanger tube through air blower and the first air-introduced machine introduces water-coal-slurry accumulator tank internally spiral heat-exchanging tube and is heated to water-coal-slurry, water-coal-slurry softening viscosity is set to reduce, be conducive to the gasification of water-coal-slurry, enter nozzle using the hot wind of waste-heat simultaneously to be blown, improve capacity usage ratio.
Description
Technical field
The utility model is related to a kind of cool water mixture burning afterheat utilizing systems, belong to COAL-WATER SLURRY TECHNOLOGY field.
Background technology
Coal water slurry entrained flow bed gasification burns, and water-coal-slurry is made in feed coal, under the action of the air blast of oxygen or air, two
Person's current contacting is sprayed through gasifying furnace nozzle, and at a temperature of higher than its ash fusion point with oxygen combustion reaction and gasification occur for coal charge
Reaction.The reaction temperature of entrained flow gasification is high compared with fixed bed gasification and fluidized gasification, and reaction rate is fast, when coal charge stops
Between it is short, product is without the substances such as tar, methane.Coal water slurry gasification is mainly characterized by that gasification temperature is high, intensity is big, coal adapts to
Property it is relatively strong, gasification index is good, but has a disadvantage in that, the exhaust gas temperature that water-coal-slurry generates is generally at 160~250 DEG C, directly
It is taken away through chimney, causes the utilization of heat, in addition the Heisui River temperature in the circulatory system of Heisui River is also higher, and heat waste is serious.
Utility model content
For the above technical problem, the utility model provide a kind of cool water mixture burning afterheat utilizing system can utilize flue gas and
The waste heat of Heisui River cycle heats and softens the water-coal-slurry in water-coal-slurry accumulator tank, reduces the viscosity of water-coal-slurry, while heating penetrating
Air, improve capacity usage ratio.
Cool water mixture burning afterheat utilizing system described in the utility model, including gasification furnace, water-coal-slurry accumulator tank, heat exchange
Case, nozzle, heat exchange box is interior to be equipped with the first serpentine heat exchanger tube and the second serpentine heat exchanger tube, the input port of the first serpentine heat exchanger tube
The exhanst gas outlet of gasification furnace is connected by pipeline, the delivery outlet of the first serpentine heat exchanger tube connects deduster, dust remover roof outlet
Connect chimney；The delivery outlet of second serpentine heat exchanger tube connects the Heisui River entrance of gasification furnace, the second serpentine heat exchanger tube by pipeline
Input port connect condensing tower, condensing tower also with the Heisui River of gasification furnace export connect；Air blower is connected on heat exchange box, heat exchange box is also
It is connect with water-coal-slurry accumulator tank internally spiral heat-exchanging tube air inlet by pipeline, spiral heat exchange tube gas outlet is connected by pipeline and nozzle
It connects, nozzle is also connect with booster pump, and booster pump is connect with water-coal-slurry accumulator tank.
The pipeline that heat exchange box is connect with water-coal-slurry accumulator tank internally spiral heat-exchanging tube is equipped with the first air-introduced machine, deduster and cigarette
The pipeline of chimney connection is equipped with the second air-introduced machine, and the preferably high-power air-introduced machine of the first air-introduced machine improves the wind pressure being blown to nozzle.
Top of gasification furnace is connected with gas-distributing cylinder.
The pipeline that condensing tower is connect with gasification furnace is equipped with water circulating pump, contributes to Heisui River condensation cycle.
Gasification furnace bottom is connected with ash collection tank.
The utility model compared with prior art, has the advantages that.
The utility model can be by the first serpentine heat exchanger tube and the second serpentine heat exchanger tube respectively by flue gas heat and Heisui River
Heat introduces in heat exchange box, and the first serpentine heat exchanger tube in heat exchange box and the second serpentine exchange heat through air blower and the first air-introduced machine
The heat that pipe distributes introduces water-coal-slurry accumulator tank internally spiral heat-exchanging tube and is heated to water-coal-slurry, so that water-coal-slurry softening viscosity is reduced, has
Conducive to the gasification of water-coal-slurry, while entering nozzle using the hot wind of waste-heat and being blown, improves capacity usage ratio.
Description of the drawings
Fig. 1, one example structure schematic diagram of the utility model.
In figure：1, gasification furnace 2, gas-distributing cylinder 3, air blower 4, heat exchange box 5, deduster 6, chimney 7, the second air-introduced machine
8-1, the first serpentine heat exchanger tube 8-2, the second serpentine heat exchanger tube 9, condensing tower 10, water circulating pump 11, ash collection tank
12, booster pump 13, the first air-introduced machine 14, water-coal-slurry accumulator tank 15, spiral heat exchange tube 16, nozzle.
Specific implementation mode
The utility model is described further with reference to embodiment and Figure of description.
As shown in Figure 1, cool water mixture burning afterheat utilizing system described in the utility model, including the storage of gasification furnace 1, water-coal-slurry
Slot 14, heat exchange box 4, nozzle 16 are deposited, the first serpentine heat exchanger tube 8-1 and the second serpentine heat exchanger tube 8-2 is equipped in heat exchange box 4, the
The input port of one serpentine heat exchanger tube 8-1 connects the exhanst gas outlet of gasification furnace 1 by pipeline, and the first serpentine heat exchanger tube 8-1's is defeated
Outlet connection deduster 5,5 top exit of deduster connect chimney 6；The delivery outlet of second serpentine heat exchanger tube 8-2 is connected by pipeline
Connect the Heisui River entrance of gasification furnace 1, the input port of the second serpentine heat exchanger tube 8-2 connects condensing tower 9, condensing tower 9 also with gasification furnace 1
Heisui River outlet connection；Air blower 3 is connected on heat exchange box 4, heat exchange box 4 is also changed by pipeline and 14 inside spin of water-coal-slurry accumulator tank
15 air inlet of heat pipe connects, and 15 gas outlet of spiral heat exchange tube is connect by pipeline with nozzle 16, and nozzle 16 also connects with booster pump 12
It connects, booster pump 12 is connect with water-coal-slurry accumulator tank 14.
The pipeline that heat exchange box 4 is connect with 14 internally spiral heat-exchanging tube 15 of water-coal-slurry accumulator tank is equipped with the first air-introduced machine 13, removes
The pipeline that dirt device 5 is connect with chimney 6 is equipped with the second air-introduced machine 7.
1 top of gasification furnace is connected with gas-distributing cylinder 2.
The pipeline that condensing tower 9 is connect with gasification furnace 1 is equipped with water circulating pump 10.
1 bottom of gasification furnace is connected with ash collection tank 11.
Claims (5)
1. a kind of cool water mixture burning afterheat utilizing system, it is characterised in that：Including gasification furnace (1), water-coal-slurry accumulator tank (14), change
Hot tank (4), nozzle (16) are equipped with the first serpentine heat exchanger tube (8-1) and the second serpentine heat exchanger tube (8-2) in heat exchange box (4), the
The input port of one serpentine heat exchanger tube (8-1) connects the exhanst gas outlet of gasification furnace (1), the first serpentine heat exchanger tube (8- by pipeline
1) delivery outlet connection deduster (5), deduster (5) top exit connect chimney (6)；Second serpentine heat exchanger tube (8-2) it is defeated
Outlet connects the Heisui River entrance of gasification furnace (1) by pipeline, and the input port of the second serpentine heat exchanger tube (8-2) connects condensing tower
(9), condensing tower (9) is also exported with the Heisui River of gasification furnace (1) and is connected；Air blower (3) is connected on heat exchange box (4), heat exchange box (4) is also
It is connect with water-coal-slurry accumulator tank (14) internally spiral heat-exchanging tube (15) air inlet by pipeline, spiral heat exchange tube (15) gas outlet passes through
Pipeline is connect with nozzle (16), and nozzle (16) is also connect with booster pump (12), and booster pump (12) connects with water-coal-slurry accumulator tank (14)
It connects.
2. cool water mixture burning afterheat utilizing system according to claim 1, it is characterised in that：Heat exchange box (4) and water-coal-slurry
The pipeline of accumulator tank (14) internally spiral heat-exchanging tube (15) connection is equipped with the first air-introduced machine (13), and deduster (5) connects with chimney (6)
The pipeline connect is equipped with the second air-introduced machine (7).
3. cool water mixture burning afterheat utilizing system according to claim 1, it is characterised in that：It is connected at the top of gasification furnace (1)
Gas-distributing cylinder (2).
4. cool water mixture burning afterheat utilizing system according to claim 1, it is characterised in that：Condensing tower (9) and gasification furnace
(1) pipeline connected is equipped with water circulating pump (10).
5. cool water mixture burning afterheat utilizing system according to claim 1, it is characterised in that：Gasification furnace (1) bottom is connected with
Ash collection tank (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820380880.3U CN207958276U (en) | 2018-03-20 | 2018-03-20 | Cool water mixture burning afterheat utilizing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820380880.3U CN207958276U (en) | 2018-03-20 | 2018-03-20 | Cool water mixture burning afterheat utilizing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207958276U true CN207958276U (en) | 2018-10-12 |
Family
ID=63725603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820380880.3U Expired - Fee Related CN207958276U (en) | 2018-03-20 | 2018-03-20 | Cool water mixture burning afterheat utilizing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207958276U (en) |
-
2018
- 2018-03-20 CN CN201820380880.3U patent/CN207958276U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181012 Termination date: 20210320 |