CN210113269U - Energy-saving, environment-friendly, efficient and quick biomass gasification device - Google Patents
Energy-saving, environment-friendly, efficient and quick biomass gasification device Download PDFInfo
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- CN210113269U CN210113269U CN201920558249.2U CN201920558249U CN210113269U CN 210113269 U CN210113269 U CN 210113269U CN 201920558249 U CN201920558249 U CN 201920558249U CN 210113269 U CN210113269 U CN 210113269U
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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
Abstract
The utility model discloses a high-efficient quick living beings gasification equipment of energy-concerving and environment-protective, including system oxygen system, feed arrangement, fluidized bed cracking furnace, plasma flame machine, secondary cracking furnace, feed arrangement is connected to fluidized bed cracking furnace feed inlet, and fluidized bed cracking furnace is equipped with the air inlet and connects system oxygen system, and first gas-solid separator is connected to fluidized bed cracking furnace exhaust smoke mouth, and the air inlet of secondary cracking furnace is inserted to first gas-solid separator gas outlet, and is equipped with plasma flame machine in the secondary cracking furnace, inserts the second gas-solid separator behind a plurality of heat exchangers of exhaust port of secondary cracking furnace, and the second gas-solid separator is equipped with gas vent and ash discharge mouth, and the ash bin is connected to the ash discharge mouth.
Description
Technical Field
The utility model relates to a biomass gasification field especially relates to a high-efficient quick biomass gasification device of energy-concerving and environment-protective.
Background
The biomass energy has the characteristics of rich resources, low price, reproducibility, cleanness and the like, and has wide market prospect by replacing increasingly exhausted fossil fuels with biomass gasification synthetic fuels.
The tar is an inevitable byproduct in the process of generating fuel gas by biomass gasification, the content of the tar generated by the biomass gasification device is 10-200 g/Nm3, the energy accounts for 5% -15% of the total energy of the biomass, and the energy waste and the gasification efficiency reduction are caused by overhigh content of the tar. Tar can be cracked at high temperature to form gas, and the gas begins to be condensed into liquid at the temperature of less than 200 ℃, so that equipment corrosion, pipeline blockage, environmental pollution and the like are caused, and the long-term stable operation of a gasification system is not facilitated. The traditional biomass gasification process mainly removes tar by a physical method, generates coke washing wastewater, causes secondary pollution, and has high wastewater treatment cost.
The calorific value of pyrolysis gas generated by the traditional biomass gasification technology is 1500-2000 kcal/m3Because of its lower calorific value, the available space is smaller, and the market acceptance and gas value are not high.
In conclusion, an energy-saving, environment-friendly, efficient and quick biomass gasification device is designed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a to prior art not enough, the utility model provides a high-efficient quick biomass gasification device of energy-concerving and environment-protective aims at solving the problem that present biomass gasification technique tar schizolysis is not thorough, the product calorific value is low, the blowdown is big.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a high-efficient quick biomass gasification equipment of energy-concerving and environment-protective, includes oxygen generation system, feed arrangement, fluidized bed cracking furnace, plasma flame machine, secondary cracking furnace, feed arrangement is connected to fluidized bed cracking furnace feed inlet, and fluidized bed cracking furnace is equipped with the air inlet and connects oxygen generation system, and first gas-solid separator is connected to fluidized bed cracking furnace exhaust port, and the air inlet of secondary cracking furnace is inserted to first gas-solid separator gas outlet, and is equipped with plasma flame machine in the secondary cracking furnace, inserts the second gas-solid separator behind a plurality of heat exchangers in the exhaust port of secondary cracking furnace, and the second gas-solid separator is equipped with gas vent and ash discharge port, and the ash discharge port is connected the.
Preferably, the feeding device is a screw feeder.
Preferably, the oxygen generation system is an oxygen generation device, and the generated oxygen is sent to the gas inlet of the cracking furnace through a pipeline.
Preferably, the first gas-solid separator is a cyclone separator, an ash discharge port of the cyclone separator is connected back to the fluidized bed cracking furnace, and the second gas-solid separator is a bag-type dust remover.
Preferably, the gas inlet of the fluidized bed cracking furnace is connected with a heat exchange channel of a heat exchanger.
The utility model has the advantages that: the tar is cracked fully, the calorific value of the gasified gas is high, the equipment is clean, and the pollution is small; the system process reasonably utilizes energy, and is energy-saving and environment-friendly.
Drawings
Fig. 1 is a schematic view of the structure of the apparatus of the present invention.
Detailed Description
Example 1
As shown in figure 1, a high-efficient quick biomass gasification equipment of energy-concerving and environment-protective, including oxygen generation system 1, feed arrangement 2, fluidized bed pyrolysis furnace 3, plasma flame machine 4, secondary pyrolysis furnace 5, feed arrangement 2 is connected to 3 feed inlets of fluidized bed pyrolysis furnace, fluidized bed pyrolysis furnace 3 is equipped with the air inlet and connects oxygen generation system 1, first gas-solid separator 6 is connected to 3 exhaust ports of fluidized bed pyrolysis furnace, the air inlet of second pyrolysis furnace 5 is inserted to 6 gas outlets of first gas-solid separator, and be equipped with plasma flame machine 4 in the secondary pyrolysis furnace 5, insert second gas-solid separator 8 behind a plurality of heat exchangers 7 in the exhaust port of secondary pyrolysis furnace 5, second gas-solid separator 8 is equipped with gas vent and ash discharge port, ash bin 9 is connected to the ash discharge port.
Preferably, the feeding device 2 is a screw feeder.
Preferably, the oxygen production system 1 is an oxygen generation device and is blown into the air inlet of the fluidized bed cracking furnace 3 through a fan.
Preferably, the first gas-solid separator 6 is a cyclone separator, an ash discharge port of the cyclone separator is connected back to the fluidized bed cracking furnace 3, and the second gas-solid separator 8 is a bag-type dust remover.
Preferably, the gas inlet of the fluidized bed cracking furnace 3 is connected with the heat exchange channel of the heat exchanger 7.
The method comprises the following steps: the materials are subjected to filter pressing through a spiral filter press and then are sent into a fluidized bed cracking furnace 3 with the temperature higher than 600 ℃, oxygen enrichment with the oxygen concentration higher than 80 percent is blown into the fluidized bed cracking furnace 3 through an oxygen generating device and a fan, and the materials are mixed with the oxygen enrichment for cracking in a high-temperature environment above 600 ℃;
after cyclone separation is carried out on the cracked flue gas, the gas enters a secondary cracking furnace and is sprayed into a plasma torch to further crack the gasification product, so that tar is fully decomposed; the ash discharge port of the cyclone separator is connected with the fluidized bed cracking furnace 3 in a back connection mode, so that cracking can be more sufficient.
The flue gas after secondary cracking is subjected to heat exchange and cooling in multiple stages at different temperature sections, wherein a heat exchange channel of one heat exchanger is connected with an air outlet pipe of an oxygen generation device to preheat the rich oxygen;
and (3) carrying out gas-solid separation on the cooled gasified synthesis gas through cloth bag dust removal to discharge gas, and conveying the separated ash to an ash bin through pneumatic conveying.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the present invention.
Claims (5)
1. An energy-saving, environment-friendly, efficient and quick biomass gasification device is characterized by comprising an oxygen generation system (1), a feeding device (2), a fluidized bed cracking furnace (3), a plasma flame machine (4) and a secondary cracking furnace (5), the feed inlet of the fluidized bed cracking furnace (3) is connected with the feeding device (2), the fluidized bed cracking furnace (3) is provided with an air inlet and is connected with the oxygen generation system (1), the smoke outlet of the fluidized bed cracking furnace (3) is connected with the first gas-solid separator (6), the air outlet of the first gas-solid separator (6) is connected with the air inlet of the secondary cracking furnace (5), and a plasma flame machine (4) is arranged in the secondary cracking furnace (5), a smoke outlet of the secondary cracking furnace (5) is connected into a second gas-solid separator (8) after passing through a plurality of heat exchangers (7), the second gas-solid separator (8) is provided with an exhaust port and an ash discharge port, and the ash discharge port is connected with an ash bin (9).
2. The energy-saving environment-friendly efficient and rapid biomass gasification device according to claim 1, wherein the feeding device (2) is a screw feeder.
3. The energy-saving, environment-friendly, efficient and rapid biomass gasification device according to claim 1, characterized in that the oxygen generation system (1) is an oxygen generation device and is fed into the air inlet of the fluidized bed cracking furnace (3) through a pipeline.
4. The energy-saving environment-friendly efficient and rapid biomass gasification device according to claim 1, wherein the first gas-solid separator (6) is a cyclone separator, an ash discharge port of the cyclone separator is connected back to the fluidized bed cracking furnace (3), and the second gas-solid separator (8) is a bag-type dust collector.
5. The energy-saving environment-friendly efficient and rapid biomass gasification device according to claim 1, characterized in that the air inlet of the fluidized bed cracking furnace (3) is connected with the heat exchange channel of the heat exchanger (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920558249.2U CN210113269U (en) | 2019-04-23 | 2019-04-23 | Energy-saving, environment-friendly, efficient and quick biomass gasification device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920558249.2U CN210113269U (en) | 2019-04-23 | 2019-04-23 | Energy-saving, environment-friendly, efficient and quick biomass gasification device |
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| CN210113269U true CN210113269U (en) | 2020-02-25 |
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| CN201920558249.2U Active CN210113269U (en) | 2019-04-23 | 2019-04-23 | Energy-saving, environment-friendly, efficient and quick biomass gasification device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110408437A (en) * | 2019-04-23 | 2019-11-05 | 浙江程润环保工程有限公司 | A kind of quick biomass gasification device of energy-saving, environment-friendly and high-efficiency and method |
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2019
- 2019-04-23 CN CN201920558249.2U patent/CN210113269U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110408437A (en) * | 2019-04-23 | 2019-11-05 | 浙江程润环保工程有限公司 | A kind of quick biomass gasification device of energy-saving, environment-friendly and high-efficiency and method |
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