CN206736190U - A kind of waste boiler type catalytic gasification stove - Google Patents
A kind of waste boiler type catalytic gasification stove Download PDFInfo
- Publication number
- CN206736190U CN206736190U CN201720501003.2U CN201720501003U CN206736190U CN 206736190 U CN206736190 U CN 206736190U CN 201720501003 U CN201720501003 U CN 201720501003U CN 206736190 U CN206736190 U CN 206736190U
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- furnace
- comer
- reacting furnace
- waste heat
- waste
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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
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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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- 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
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
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- Processing Of Solid Wastes (AREA)
- Gasification And Melting Of Waste (AREA)
Abstract
The utility model discloses a kind of waste boiler type catalytic gasification stove, and it includes the reacting furnace, reducer pipe, waste heat oven, transition conduit, the upper cover that are sequentially communicated setting from down to up；The reducer pipe is up big and down small structure；Charging aperture, returning charge mouth and gasifying agent mouth are provided with the side wall of the reacting furnace；Down-comer is provided with the reaction furnace bottom, oxygen feeding tube is provided with the down-comer；Entery and delivery port and steam import and export are provided with the used heat furnace sidewall, gasification outlet of still is provided with the top of the upper cover.Advantage is：Simple in construction, easy to maintain, gasification furnace stage casing is a kind of vertical fire-pipe structure, in the case of normal gas producing amount is ensured, reaction heat is effectively reclaimed by vertical waste heat boiler using useless Cooker structure, again can attached production high steam, energy-saving, reduction production cost.
Description
Technical field：
It the utility model is related to gasification furnace, more particularly to a kind of waste boiler type catalytic gasification stove.
Background technology：
Catalytic gasification is a kind of Novel gasification technique, enters gasification furnace, O2 and high pressure after fine coal and catalyst mixing pressurization
Mixture of steam body enters gasification furnace by distribution grid, and gas-particle two-phase is under the conditions of operating pressure 3.5MPa, 800 DEG C of operating temperature
Reacted, produce the CH4 content raw gas that content is 20%, by purification with separating, freezing, obtain LNG product.
Traditional gasification furnace pours into a mould refractory matter in gasification furnace inner walls or builds refractory brick, and existing reduces gasification furnace reaction
Space, serious heat loss be present, while add gasification furnace maintenance cost and the cycle of operation.
Utility model content：
The purpose of this utility model is to provide one kind in the case of normal gas producing amount is ensured, has by vertical waste heat boiler
Effect recovery reaction heat, again can the attached waste boiler type catalytic gasification stove for producing high steam.
The utility model is implemented by following technical scheme：A kind of waste boiler type catalytic gasification stove, it is included from down to up successively
Connect the reacting furnace set, reducer pipe, waste heat oven, transition conduit, upper cover；The reducer pipe is up big and down small structure；Institute
The side wall for stating reacting furnace is provided with charging aperture, returning charge mouth and gasifying agent mouth；Down-comer is provided with the reaction furnace bottom, described
Oxygen feeding tube is provided with down-comer；Entery and delivery port and steam import and export are provided with the used heat furnace sidewall, in the upper cover
Top is provided with gasification outlet of still.
Funnel shaped distribution grid is provided with the reacting furnace, the down-comer is provided with the distribution grid bottom, it is described
Down-comer bottom passes through the reaction furnace bottom, is placed in outside the reacting furnace；The oxygen feeding tube top in the down-comer
Connected with the distribution grid inner chamber；The charging aperture and described is provided with the side wall of the reacting furnace above the distribution grid
Returning charge mouth, the gasifying agent mouth is provided with the side wall of the reacting furnace below the distribution grid.
Heat exchanger tube is provided with the waste heat oven, the entery and delivery port is provided with the waste heat oven lower sidewalls, in institute
State side wall above waste heat oven and be provided with steam (vapor) outlet；The entery and delivery port and the steam (vapor) outlet connect with the heat exchanger tube.
The advantages of the utility model：Simple in construction, easy to maintain, gasification furnace stage casing is a kind of vertical using useless Cooker structure
Fire tube structure, in the case of normal gas producing amount is ensured, reaction heat is effectively reclaimed by vertical waste heat boiler, again can attached production high pressure steaming
Vapour, it is energy-saving, reduce production cost.
Brief description of the drawings：
Fig. 1 is overall structure diagram of the present utility model.
Reacting furnace 1, distribution grid 11, down-comer 12, oxygen feeding tube 13, charging aperture 14, returning charge mouth 15, gasifying agent mouth 16, reducing
Pipe 2, waste heat oven 3, upper perforated plate 31, lower perforated plate 32, heat exchanger tube 33, water inlet 34, delivery port 35, steam (vapor) outlet 36, transition conduit 4,
Upper cover 5, gasification outlet of still 51.
Embodiment：
A kind of waste boiler type catalytic gasification stove as shown in Figure 1, it includes being sequentially communicated the reacting furnace 1 of setting from down to up, become
Footpath pipe 2, waste heat oven 3, transition conduit 4, upper cover 5；Funnel shaped distribution grid 11 is provided with reacting furnace 1, in the bottom of distribution grid 11
Provided with down-comer 12, the bottom of down-comer 12 passes through the bottom of reacting furnace 1, is placed in outside reacting furnace 1；It is provided with down-comer 12 into oxygen
Pipe 13；The top of oxygen feeding tube 13 connects with the inner chamber of distribution grid 11；Charging aperture is provided with the side wall of reacting furnace 1 above distribution grid 11
14 and returning charge mouth 15, gasifying agent mouth 16 is provided with the side wall of the reacting furnace 1 below distribution grid 11；Reducer pipe 2 is up big and down small
Structure；Upper perforated plate 31 is provided with the inner cavity top of waste heat oven 3, lower perforated plate 32 is provided with the intracavity bottom of waste heat oven 3；In upper tube
Heat exchanger tube 33 is provided between plate 31 and lower perforated plate 32, the water inlet connected with heat exchanger tube 33 is provided with the lower sidewalls of waste heat oven 3
34 and delivery port 35, the steam (vapor) outlet 36 that is connected with heat exchanger tube 33, upper perforated plate 31 and down tube are being provided with above waste heat oven 3 in side wall
Plate 32 is flexible tube plate structure, avoids tube sheet hot-spot from occurring, causes the deformation fracture of heat exchanger tube 33；At the top of upper cover 5
Provided with gasification outlet of still 51.
Operation principle：After fine coal mixes pressurization with catalyst, enter reacting furnace 1 by charging aperture 14；Gasifying agent pass through through
Gasifying agent mouth 16, reacting furnace 1 is entered by distribution grid 11；High pressure oxygen enters reacting furnace 1 through oxygen feeding tube 13；Three of the above gas-solid
Material is mixed in the emulsion zone of reacting furnace 1, reacted, and production gas phase is containing 20%CH4Raw gas draws from gasification outlet of still 51
Go out, into subsequent processing；Solid particle enters the circular response of reacting furnace 1 by returning charge mouth 15 wherein in gas phase；Solid phase is lime-ash
And catalyst, by the chuck layer between down-comer 12 and oxygen feeding tube 13, export from the bottom of down-comer 12, enter into subsequent processing
Row separation and recovery；Containing 20%CH4Raw gas is exchanged heat by waste heat oven 3, and output high steam exports from steam (vapor) outlet 35
Into drum；Waste heat oven 3 is provided with periodic blowdown and ensures boiler water quality, and the feedwater of waste heat oven 3 and steam discharge use DCS systems
System control.
Claims (3)
1. a kind of waste boiler type catalytic gasification stove, it is characterised in that it includes the reacting furnace, the reducing that are sequentially communicated setting from down to up
Pipe, waste heat oven, transition conduit, upper cover；The reducer pipe is up big and down small structure；Be provided with the side wall of the reacting furnace into
Material mouth, returning charge mouth and gasifying agent mouth；Down-comer is provided with the reaction furnace bottom, oxygen feeding tube is provided with the down-comer；
The used heat furnace sidewall is provided with entery and delivery port and steam (vapor) outlet；Gasification outlet of still is provided with the top of the upper cover.
2. a kind of waste boiler type catalytic gasification stove according to claim 1, it is characterised in that leakage is provided with the reacting furnace
The distribution grid of bucket shape, the down-comer being provided with the distribution grid bottom, the down-comer bottom passes through the reaction furnace bottom,
It is placed in outside the reacting furnace；The oxygen feeding tube top in the down-comer connects with the distribution grid inner chamber；At described point
The side wall of the reacting furnace above fabric swatch is provided with the charging aperture and the returning charge mouth, described in below the distribution grid
The side wall of reacting furnace is provided with the gasifying agent mouth.
3. according to a kind of any described waste boiler type catalytic gasification stove of claim 1 or 2, it is characterised in that in the waste heat oven
Inner cavity top be provided with upper perforated plate, be provided with lower perforated plate in the intracavity bottom of the waste heat oven；In the upper perforated plate and the down tube
Heat exchanger tube is provided between plate, the entery and delivery port connected with the heat exchanger tube is provided with the waste heat oven lower sidewalls,
Side wall is provided with the steam (vapor) outlet connected with the heat exchanger tube above the waste heat oven.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720501003.2U CN206736190U (en) | 2017-05-06 | 2017-05-06 | A kind of waste boiler type catalytic gasification stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720501003.2U CN206736190U (en) | 2017-05-06 | 2017-05-06 | A kind of waste boiler type catalytic gasification stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206736190U true CN206736190U (en) | 2017-12-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720501003.2U Active CN206736190U (en) | 2017-05-06 | 2017-05-06 | A kind of waste boiler type catalytic gasification stove |
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| CN (1) | CN206736190U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110041967A (en) * | 2018-04-25 | 2019-07-23 | 新能能源有限公司 | The second level whirlwind feed back and afterheat utilizing system of high temperature and high pressure flue gas |
-
2017
- 2017-05-06 CN CN201720501003.2U patent/CN206736190U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110041967A (en) * | 2018-04-25 | 2019-07-23 | 新能能源有限公司 | The second level whirlwind feed back and afterheat utilizing system of high temperature and high pressure flue gas |
| CN110041967B (en) * | 2018-04-25 | 2023-12-22 | 新能能源有限公司 | Secondary cyclone return material and waste heat utilization system for high-temperature and high-pressure flue gas |
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