CN202688284U - Fluidized bed biomass gasification electrical power generating system - Google Patents
Fluidized bed biomass gasification electrical power generating system Download PDFInfo
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- CN202688284U CN202688284U CN 201220221292 CN201220221292U CN202688284U CN 202688284 U CN202688284 U CN 202688284U CN 201220221292 CN201220221292 CN 201220221292 CN 201220221292 U CN201220221292 U CN 201220221292U CN 202688284 U CN202688284 U CN 202688284U
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- bed gasification
- fluidized bed
- biomass
- gasification furnace
- electrical power
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Abstract
The utility model relates to a fluidized bed biomass gasification electrical power generating system mainly comprising a fluidized bed gasification furnace, a fuel gas purifying unit, a gas storage cabinet and an internal combustion electrical power generator assembly. The fluidized bed gasification furnace is connected with the internal combustion electrical power generator assembly through the fuel gas purifying unit and the gas storage cabinet. The fluidized bed biomass gasification electrical power generating system is characterized in that the side wall of the fluidized bed gasification furnace is provided with a packing auger feed device so that biomass can be added continuously, the bottom of the fluidized bed gasification furnace is provided with a cloth wind plate so that air can be evenly introduced to the fluidized bed gasification furnace and air flow stability in the fluidized bed gasification furnace is ensured, and the rear portion of the fluidized bed gasification furnace is provided with a fuel gas cooling and purifying unit so that generated fuel gas can be efficiently purified to meet work requirements of the internal combustion electrical power generator assembly. The fluidized bed biomass gasification electrical power generating combines biomass fuel with characteristics of the biomass fuel, comprehensively integrates technical advantages of biomass fluidized bed gasification, high-temperature gas and solid separation, fuel gas purification and internal combustion electrical power generation and the like, and can efficiently convert biomass energy into electrical energy.
Description
Technical field
The utility model relates to a kind of biomass fluid bed gasification power generation system, belongs to the gasifying biomass field.
Technical background
The recovery energy of China's biomass resource, particularly agricultural, production of forestry changing rejected material to useful resource, recovery energy field, industrialization level is very low, a large amount of agriculturals, production of forestry waste are not utilized effectively, be not only huge waste, but also become the important sources of environmental pollution.Although and current small-sized fixed bed gasification mode has been carried out extensive popularization, because equipment is difficult for maximizing, continuously operation difficulty is difficult to realize the application of industrialization, mass-producing.
The Biomass Gasification ﹠ Power Generation device is to utilize biomass pyrolytic and gasification technology, raw material carries out the reactions such as oxidizing fire, reduction and thermolysis with air in vapourizing furnace, part material and airborne oxygen burn, reduction and the needed energy of pyrolysis are provided, and most of raw material carries out thermolysis under the high temperature anoxic condition.The solid low heat value biomass is converted into high-grade geseous fuel in vapourizing furnace, behind the gas process dedusting decoking wet goods purification process, becomes clean gas, generate electricity as gas internal-combustion engine fuel.Can be widely used in utilization of waste material and the processing of cigarette muscle tobacco rod and the various agricultural crop straws of grain husk, wood working offal, papermaking waste material, tobacco leaf rebaking factory, be save energy, protection of the environment, the effective means that reduces production costs, increase the benefit.The utility model content
The purpose of this utility model is to utilize the deficiency of technology for overcoming existing biomass, and a kind of simple in structure, raising biomass service efficiency is provided, and the biomass fluid bed gasification power generation system of cleanliness without any pollution.
The utility model content:
A kind of biomass fluid bed gasification power generation system is characterized in that: gas blower 1, auger feeder 2, hopper 3, fluidized-bed gasification furnace 4, and burner 5, air distribution plate 6 have formed the fluidized-bed gasification unit; Primary cyclone 7, one-level water-cooled ash bucket 8, secondary cyclone 9, two-stage water-cooling ash bucket 10, ash disposal auger 11, Blowing stopper 12, ash bucket 13 have formed the ash disposal unit, are connected with the fluidized-bed gasification unit; Water dust scrubber 14, spray column 15, turbulent tower 16, wet cyclone 17 and static tar precipitating device 18 form wet dust removal decoking unit, are connected with the ash disposal unit; Induced draft fan 19, explosionproof water seal 20, emptying water seal 21, gas storage holder 22 and internal combustion engine generator group 23 form generator unit, are connected with wet dust removal decoking unit.
Air distribution plate 6 is arranged at above 0.5～1.2 meter position, fluidized-bed gasification furnace 4 bottoms, and auger feeder 2 is arranged at above 1.5～1.2 meters positions, fluidized-bed gasification furnace 4 bottoms, keeps usually reinforced.Fluidized-bed 4 bottoms cone section is high 2～8 meters, and the angle of cone section outer wall and horizontal direction is 30～70 °, so that gasification reaches good result.The end opening that one-level water-cooled ash bucket 8 is connected with the two-stage water-cooling ash bucket all is connected with ash disposal auger 11, and interface position is at a distance of 1～5 meter.Explosionproof water seal 20 and emptying water seal 21 are connected by carbon steel piping, and internal diameter of the pipeline is 20～800mm, and length is 0.5～4 meter, can be so that combustion gas discharge system under high-pressure situations.
Description of drawings:
Fig. 1 is the utility model structural representation;
Wherein, 1 is that gas blower, 2 is the auger feeder, and 3 is hopper, 4 is fluidized-bed gasification furnace, 5 is burner, and 6 is air distribution plate, and 7 is primary cyclone, 8 is one-level water-cooled ash bucket, 9 is secondary cyclone, and 10 is the two-stage water-cooling ash bucket, and 11 are the ash disposal auger, 12 is Blowing stopper, 13 is ash bucket, and 14 is water dust scrubber, and 15 is spray column, 16 is that turbulent tower, 17 is wet cyclone, 18 is the static tar precipitating device, and 19 is induced draft fan, and 20 is explosionproof water seal, 21 is that emptying water seal, 22 is gas storage holder, and 23 is the internal combustion engine generator group.
Embodiment:
Further specify the embodiment of the biomass fluid bed gasification power generation system of the utility model below in conjunction with accompanying drawing.
This biomass fluid bed gasification power generation system mainly comprises as shown in Figure 1: gas blower 1, auger feeder 2, hopper 3, fluidized-bed gasification furnace 4, and burner 5, air distribution plate 6 have formed the fluidized-bed gasification unit; Primary cyclone 7, one-level water-cooled ash bucket 8, secondary cyclone 9, two-stage water-cooling ash bucket 10, ash disposal auger 11, Blowing stopper 12, ash bucket 13 have formed the ash disposal unit, are connected with the fluidized-bed gasification unit; Water dust scrubber 14, spray column 15, turbulent tower 16, wet cyclone 17 and static tar precipitating device 18 form wet dust removal decoking unit, are connected with the ash disposal unit; Induced draft fan 19, explosionproof water seal 20, emptying water seal 21, gas storage holder 22 and internal combustion engine generator group 23 form generator unit, are connected with wet dust removal decoking unit.
Burner 5 uses the unloading phase of fluidized-bed gasification furnace 6, by burning diesel oil so that furnace temperature be elevated to about 700 ℃, biomass material at first adds material bin 3,1.5～1.2 meters position auger feeders 2 feed fluidized-bed gasification furnace 4 continuously more than fluidized-bed gasification furnace 4 bottoms by being arranged at, air is sent into through fluidized-bed gasification furnace 2 bottoms by gas blower 1, biomass with air reaction, experience pyrolysis and gasification generate the inflammable gas of dust-laden and tar.Combustion gas enters primary cyclone 7 and secondary cyclone 8, removes the most of ash content in the combustion gas.The ash of collecting enters ash disposal auger 11 by one-level water-cooled ash bucket 8 and two-stage water-cooling ash bucket 10 respectively, enters ash bucket 13 through Blowing stopper 12 again.Combustion gas process water dust scrubber 14, spray column 15, turbulent tower 16, wet cyclone 17, static tar precipitating device 18 carries out dedusting tar removing and cooling, becomes clean cold combustion gas.Cold combustion gas is by induced draft fan 19 pressurization, and through explosionproof water seal 20, emptying water seal 21, explosionproof water seal 20 and emptying water seal 21 are connected by carbon steel piping, and internal diameter of the pipeline is 20～800mm, and length is 0.5～4 meter, can be so that combustion gas discharge system under high-pressure situations.Then enter gas storage holder 22, behind gas storage holder 22 even blend, send into 22 burnings of internal combustion engine generator group and produce electric power.
Claims (5)
1. biomass fluid bed gasification power generation system, it is characterized in that: gas blower (1), auger feeder (2), hopper (3), fluidized-bed gasification furnace (4), burner (5), air distribution plate (6) have formed the fluidized-bed gasification unit; Primary cyclone (7), one-level water-cooled ash bucket (8), secondary cyclone (9), two-stage water-cooling ash bucket (10), ash disposal auger (11), Blowing stopper (12), ash bucket (13) have formed the ash disposal unit, are connected with the fluidized-bed gasification unit; Water dust scrubber (14), spray column (15), turbulent tower (16), wet cyclone (17) and static tar precipitating device (18) form wet dust removal decoking unit, are connected with the ash disposal unit; Induced draft fan (19), explosionproof water seal (20), emptying water seal (21), gas storage holder (22) and internal combustion engine generator group (23) form generator unit, are connected with wet dust removal decoking unit.
2. described biomass fluid bed gasification power generation system according to claim 1, it is characterized in that air distribution plate (6) is arranged at above 0.5～1.2 meter position, fluidized-bed gasification furnace (4) bottom, auger feeder (2) is arranged at above 1.5～1.2 meters positions, fluidized-bed gasification furnace (4) bottom.
3. described biomass fluid bed gasification power generation system according to claim 1 is characterized in that fluidized-bed gasification furnace (4) bottom cone section is high 2～8 meters, and the angle of cone section outer wall and horizontal direction is 30～70 °.
4. described biomass fluid bed gasification power generation system according to claim 1 is characterized in that one-level water-cooled ash bucket (8) is connected 10 with the two-stage water-cooling ash bucket) end opening all be connected with ash disposal auger (11), interface position is at a distance of 1～5 meter.
5. described biomass fluid bed gasification power generation system according to claim 1 is characterized in that explosionproof water seal (20) is connected by carbon steel piping with emptying water seal (21), and internal diameter of the pipeline is 20～800mm, and length is 0.5～4 meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220221292 CN202688284U (en) | 2012-05-11 | 2012-05-11 | Fluidized bed biomass gasification electrical power generating system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220221292 CN202688284U (en) | 2012-05-11 | 2012-05-11 | Fluidized bed biomass gasification electrical power generating system |
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| CN202688284U true CN202688284U (en) | 2013-01-23 |
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| CN 201220221292 Expired - Lifetime CN202688284U (en) | 2012-05-11 | 2012-05-11 | Fluidized bed biomass gasification electrical power generating system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104501171A (en) * | 2014-12-24 | 2015-04-08 | 山东华源锅炉有限公司 | RDF (refuse derived fuel) pyrolysis and gasification system |
| CN105505469A (en) * | 2016-01-26 | 2016-04-20 | 合肥德博生物能源科技有限公司 | Downdraft type fixed bed gasifying steam power generation co-production device and process |
| CN110779025A (en) * | 2019-11-08 | 2020-02-11 | 哈尔滨锅炉厂有限责任公司 | Waste incineration exhaust-heat boiler capable of reducing contamination corrosion |
-
2012
- 2012-05-11 CN CN 201220221292 patent/CN202688284U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104501171A (en) * | 2014-12-24 | 2015-04-08 | 山东华源锅炉有限公司 | RDF (refuse derived fuel) pyrolysis and gasification system |
| CN104501171B (en) * | 2014-12-24 | 2017-09-29 | 山东华源锅炉有限公司 | Garbage derivatived fuel (RDF) pyrolysis gasification system |
| CN105505469A (en) * | 2016-01-26 | 2016-04-20 | 合肥德博生物能源科技有限公司 | Downdraft type fixed bed gasifying steam power generation co-production device and process |
| CN105505469B (en) * | 2016-01-26 | 2018-01-23 | 合肥德博生物能源科技有限公司 | A kind of downdraft fixed bed gasification steam-electric power combined production device and technique |
| CN110779025A (en) * | 2019-11-08 | 2020-02-11 | 哈尔滨锅炉厂有限责任公司 | Waste incineration exhaust-heat boiler capable of reducing contamination corrosion |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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Granted publication date: 20130123 |
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| CX01 | Expiry of patent term |