CN103438477B - A kind of biomass power generation recycling device - Google Patents
A kind of biomass power generation recycling device Download PDFInfo
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- CN103438477B CN103438477B CN201310384039.3A CN201310384039A CN103438477B CN 103438477 B CN103438477 B CN 103438477B CN 201310384039 A CN201310384039 A CN 201310384039A CN 103438477 B CN103438477 B CN 103438477B
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Abstract
The invention discloses a kind of biomass power generation recycling device, comprise boiler and biomass circulating utilizes deflector chute, boiler comprises charging aperture and exhaust outlet, biomass circulating utilizes deflector chute to comprise reaction tank and helix transporting device, the inside bottom of reaction tank is provided with helix transporting device, the side of reaction tank is provided with domestic sludge delivery port and stalk delivery port, the opposite side of reaction tank is provided with mixture outlet, the below of reaction tank is provided with air guide channel, the sidewall of air guide channel is provided with air guide port, and air guide port is communicated with the bottom of reaction tank.The present invention utilizes waste gas in boiler by reacting with stalk and domestic sludge in air guide channel importing reaction tank, can effectively remove dust in waste gas, SO
2deng, mixing also can be delivered in boiler with the stalk of waste gas reaction and the mixture of domestic sludge and rekindles, and again sends in boiler, thus achieves recycling of waste gas, stalk and domestic sludge, effective economize energy after waste gas reaction, reduces environmental pollution.
Description
Technical field
The invention belongs to biomass generation field, be specifically related to a kind of biomass power generation recycling device.
Background technology
In prior art, boiler generates electricity, and needs to carry out a series of process to waste gas, comprises dust removal process and desulfurization process, also need to build large-scale chimney combustion gas, even if through these processing procedures, still can cause air pollution.
Along with minimizing and the people gradually of the disposable energy in the world today are to the further requirement of environmental quality, tap a new source of energy in the ascendant in developed country with renewable resource.The stalk of crops has long history as fuel.The oil crisis of 1973, impels Denmark to begin one's study biomass straw power generation technology.Be born First straw biomass burning power plant in the world for 1988, and nowadays, the renewable resources such as straw power generation account for more than 24% of Denmark's whole nation energy consumption, and Denmark suddenly becomes oil exporting country by emerging alternative energy source by oil importers.
China is a large agricultural country, and stalk resource enriches, widely distributed.According to crop yield statistics in 2004 and the estimation of stalk amount, the stalk resource of China has 7.23 hundred million tons approximately every year.Wherein, about have 15.0% to be used to direct returning to farmland and make fertilizer, about have 25.0% to be used as feed, about 9.0% is used as the raw material of industry, and about 23.5% agricultural crop straw that can be used as other power applications has been fallen by as incineration of waste.Open incineration agricultural crop straw not only contaminated environment, waste resource, and affect traffic safety.
In state-owned abundant biomass resource, the agricultural crop straw annual production of 2000 Nian Shi China is about 6.9 hundred million tons according to statistics, folding standard coal 3.4 hundred million tons.In recent years stalk resource with average annual 1.4% speed increment.Estimate within 2010, to reach 7.26 hundred million tons, be equivalent to 3.5 hundred million tons of standard coals.At present, more than 200,000,000 ton agricultural crop straws, owing to not having suitable purposes, have to directly burn in field, and severe contamination environment, affects traffic, and cause the significant wastage of biomass energy.As stalk is effectively utilized, make have 1/5 to be utilized in more than 200,000,000 ton residue stalks, 4000 more than ten thousand ton stover also will be had to be clean energy resource, standard coal 20,000,000 tons can be saved every year.
Domestic sludge is a kind of eutrophic material, and in alkalescence, pH value can reach 13-14.
In prior art, biomass power generation also cannot reach and fully recycle, and the dust that biomass combustion produces and waste gas still can cause air pollution.
Therefore, need a kind of biomass power generation recycling device to solve the problem.
Summary of the invention
The present invention is directed to fluorescent liquid in prior art and detect the low defect of flaw detection operating efficiency, provide one fast, biomass power generation recycling device easily.
For solving the problems of the technologies described above, the technical scheme that biomass power generation recycling device of the present invention adopts is:
A kind of biomass power generation recycling device, comprise boiler and biomass circulating utilizes deflector chute, described boiler comprises charging aperture and exhaust outlet, described biomass circulating utilizes deflector chute to comprise reaction tank and helix transporting device, the inside bottom of described reaction tank is provided with described helix transporting device, the side of described reaction tank is provided with domestic sludge delivery port and stalk delivery port, the opposite side of described reaction tank is provided with mixture outlet, described domestic sludge delivery port and stalk delivery port are all arranged on the top of described helix transporting device, the below of described reaction tank is provided with air guide channel, the sidewall of described air guide channel is provided with air guide port, described air guide port is communicated with the bottom of described reaction tank, the top of described reaction tank arranges bleeding point, described exhaust outlet connects described air guide channel, described mixture outlet is connected described charging aperture with bleeding point.
Further, described boiler also comprises economizer and air preheater, and described economizer connects described exhaust outlet, and described air preheater connects described economizer, and described biomass circulating utilizes deflector chute to connect described air preheater.
Further, described boiler also comprises economizer, air preheater and deduster, and described economizer connects described exhaust outlet, and described air preheater connects described economizer, described deduster connects described air preheater, and described biomass circulating utilizes deflector chute to connect described deduster.
Further, described domestic sludge delivery port is arranged on the top of described stalk delivery port.
Further, described mixture outlet is arranged on the side of described helix transporting device.This design facilitates mixture to discharge.
Further, the porch of described air guide channel is provided with pressure control device.Pressure control device is for controlling the gas pressure entering air guide channel.Mainly in order to increase pressure in air guide channel, making air guide port air-flow remain on higher level, promoting the mixing of domestic sludge and stalk.
Further, be arranged on below ground bottom described reaction tank.Because the bottom of reaction tank is provided with air guide channel, in air guide channel, gas for discharge from boiler, and temperature is 100-200 DEG C, with very high heat, the bottom of reaction tank is arranged on underground, effectively can reduce the impact of heat on surrounding environment.
Further, described stalk delivery port place is provided with straw millstone.Send in reaction tank after utilizing straw millstone that stalk is carried out pulverization process, the response area of stalk and domestic sludge is larger, reacts more thorough.
Further, described air guide channel is provided with gas valve, described gas valve is communicated with described reaction tank, and the junction of described gas valve and described reaction tank is arranged on the top of described helix transporting device.By being connected by gas valve with reaction tank by air guide channel, can conveniently control gas flow in reaction tank.
Further, the porch of described air guide channel is provided with temperature sensor.For monitoring the temperature entering gas in air guide channel.
Inventive principle: the air guide channel import of biomass power generation recycling device of the present invention connects boiler, the waste gas that boiler combustion produces, waste gas has higher temperature, be generally 100-120 DEG C, reaction tank is entered from the bottom of reaction tank by air guide channel, the side in simultaneous reactions pond is provided with domestic sludge delivery port and stalk delivery port, the bottom of reaction tank is provided with helix transporting device, helix transporting device is by domestic sludge and stalk mixing, and the opposite side being delivered to reaction tank is discharged, fully react with the mixture of domestic sludge and stalk after wherein in air guide channel, gas enters reaction tank, effectively can remove the dust in boiler waste gas, SO
2deng, the mixture of discharging from reaction tank opposite side puts it into as fuel combustion boiler again, and reacted waste gas is extracted out by the bleeding point at reaction tank top and again sent in boiler, as the combustion-supporting use of boiler furnace.
Beneficial effect: waste gas in boiler is imported in reaction tank by air guide channel and reacts with stalk and domestic sludge by biomass power generation recycling device of the present invention, can effectively remove dust in waste gas, SO
2deng, mixing also can be delivered in boiler with the stalk of waste gas reaction and the mixture of domestic sludge and rekindles, and again sends in boiler, thus achieves recycling of waste gas, stalk and domestic sludge, effective economize energy after waste gas reaction, reduces environmental pollution.
Accompanying drawing explanation
Fig. 1 is the first structural representation of biomass power generation recycling device of the present invention;
Fig. 2 is the second structural representation of biomass power generation recycling device of the present invention;
Fig. 3 is the structural representation that biomass circulating utilizes deflector chute.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, illustrate the present invention further, these embodiments should be understood only be not used in for illustration of the present invention and limit the scope of the invention, after having read the present invention, the amendment of those skilled in the art to the various equivalent form of value of the present invention has all fallen within the application's claims limited range.
As shown in Figure 1, Figure 2 and Figure 3, biomass power generation recycling device of the present invention, comprises boiler 10 and biomass circulating utilizes deflector chute 20.Biomass circulating utilizes deflector chute 20 to comprise reaction tank 1 and helix transporting device 2, and the inside bottom of reaction tank 1 is provided with helix transporting device 2.In the present invention, reaction tank 1 for length, width and height be the cuboid of 35m × 15m × 37m, wherein, a part for reaction tank 1 stretches into underground 7m, and another part is above 30m on ground.
The side of reaction tank 1 is provided with domestic sludge delivery port 11 and stalk delivery port 12, and the opposite side of reaction tank 1 is provided with mixture outlet 13, and domestic sludge delivery port 11 and stalk delivery port 12 are all arranged on the top of helix transporting device 2.Stalk delivery port 12 place is provided with straw millstone.Send in reaction tank after utilizing straw millstone that stalk is carried out pulverization process, the response area of stalk and domestic sludge is larger, reacts more thorough.Mixture outlet 13 is arranged on the side of helix transporting device 2.This design facilitates mixture to discharge.Domestic sludge delivery port 11 and stalk delivery port 12 are provided with conveyer belt, conveniently in deflector chute, carry domestic sludge and stalk.
Wherein, preferably, the weight ratio being inputted domestic sludge in reaction tank and stalk by domestic sludge delivery port 11 and stalk delivery port 12 is 5:3, and the mixture now obtained and the reaction of waste gas are comparatively abundant, and the mixture burns usefulness obtained is better.Wherein, straw compression becomes block, and the consumption of domestic sludge and stalk calculates according to the quantity combusted of boiler.
The below of reaction tank 1 is provided with air guide channel 3, and the sidewall of air guide channel 3 is provided with air guide port 31, and air guide port 31 is communicated with the bottom of reaction tank 1, and the top of reaction tank 1 arranges bleeding point 4.Preferably, domestic sludge delivery port 11 is arranged on the top of stalk delivery port 12.The order number of air guide port 31 is 12-15 order.Facilitate gas to pass through like this, mixture in reaction tank can be stoped to spill simultaneously.
Wherein, the porch of air guide channel 3 is provided with pressure control device 32.Pressure control device is for controlling the gas pressure entering air guide channel.Mainly in order to increase pressure in air guide channel, making air guide port air-flow remain on higher level, promoting the mixing of domestic sludge and stalk.Air guide channel 3 is provided with gas valve 33, gas valve 33 connected reaction pond 1, gas valve 33 is arranged on the top of helix transporting device 2 with the junction of reaction tank 1.By being connected by gas valve with reaction tank by air guide channel, can conveniently control gas flow in reaction tank.The porch of air guide channel 13 is provided with temperature sensor.For monitoring the temperature entering gas in air guide channel.Preferably, the porch of air guide channel 13 is also provided with one-way cock, can prevent gas backstreaming in air guide channel.
Boiler 10 comprises charging aperture and exhaust outlet.Charging aperture is used for adding fuel in boiler 10, the waste gas that exhaust outlet produces for discharging boiler combustion.Exhaust outlet connects air guide channel 3, and mixture outlet 13 and bleeding point 4 connect charging aperture.Preferably, boiler 10 also comprises economizer 101 and air preheater 102, and economizer 101 connects exhaust outlet, and air preheater 102 connects economizer 101, and biomass circulating utilizes deflector chute 20 to connect air preheater 102.Another kind of preferred embodiment, boiler 10 also comprises economizer 101, air preheater 102 and deduster 103, and economizer 101 connects exhaust outlet, and air preheater 102 connects economizer 101, deduster 103 connects air preheater 102, and biomass circulating utilizes deflector chute 20 to connect deduster 103.In this embodiment, the dust collection obtained can be got up give over to other use in deduster 103.The waste gas passing into reaction tank is the waste gas after boiler dusting.
Be arranged on below ground bottom reaction tank 1.Because the bottom of reaction tank is provided with air guide channel, in air guide channel, gas for discharge from boiler, and temperature is 100-120 DEG C, with very high heat, the bottom of reaction tank is arranged on underground, effectively can reduce the impact of heat on surrounding environment.After reacting with mixture, the temperature of waste gas drops to 70-80 DEG C.
Wherein, utilize in deflector chute at biomass circulating, all chargings, discharging, air inlet stirring, exit gas and conveying balance all adopt PLC Automatic Control, taken into full account the synchronous use of technical matters production line, put into practice and can form industrial operation mode in design.
Inventive principle: biomass power generation recycling device of the present invention comprises boiler and biomass circulating utilizes deflector chute, biomass circulating utilizes the air guide channel import of deflector chute to connect the exhaust outlet of boiler, the waste gas that boiler combustion produces, reaction tank is entered from the bottom of reaction tank by air guide channel, the side in simultaneous reactions pond is provided with domestic sludge delivery port and stalk delivery port, the bottom of reaction tank is provided with helix transporting device, helix transporting device is by domestic sludge and stalk mixing, and the opposite side being delivered to reaction tank is discharged, fully react with the mixture of domestic sludge and stalk after wherein in air guide channel, gas enters reaction tank, effectively can remove the dust in boiler waste gas, SO
2deng, the mixture of discharging from reaction tank opposite side puts it into as fuel combustion boiler again, and reacted waste gas is extracted out by the bleeding point at reaction tank top and again sent in boiler.Through the band wet body of deflector chute, the primary air fan via boiler is drawn back, as the combustion-supporting use of boiler furnace.
Wherein, utilize in deflector chute at biomass circulating of the present invention, all chargings, discharging, air inlet stirring, exit gas and conveying balance all adopt PLC Automatic Control, taken into full account the synchronous use of technical matters production line, put into practice and can form industrial operation mode in design.
Waste gas in boiler is imported in reaction tank by air guide channel and reacts with stalk and domestic sludge by biomass power generation recycling device of the present invention, can effectively remove dust in waste gas, SO
2deng, mixing also can be delivered in boiler with the stalk of waste gas reaction and the mixture of domestic sludge and rekindles, and again sends in boiler, thus achieves recycling of waste gas, stalk and domestic sludge, effective economize energy after waste gas reaction, reduces environmental pollution.
Claims (8)
1. a biomass power generation recycling device, it is characterized in that: comprise boiler (10) and biomass circulating utilizes deflector chute (20), described boiler (10) comprises charging aperture and exhaust outlet, described biomass circulating utilizes deflector chute (20) to comprise reaction tank (1) and helix transporting device (2), the inside bottom of described reaction tank (1) is provided with described helix transporting device (2), the side of described reaction tank (1) is provided with domestic sludge delivery port (11) and stalk delivery port (12), the opposite side of described reaction tank (1) is provided with mixture outlet (13), described domestic sludge delivery port (11) and stalk delivery port (12) are all arranged on the top of described helix transporting device (2), the below of described reaction tank (1) is provided with air guide channel (3), the sidewall of described air guide channel (3) is provided with air guide port (31), described air guide port (31) is communicated with the bottom of described reaction tank (1), the top of described reaction tank (1) arranges bleeding point (4), described exhaust outlet connects described air guide channel (3), described mixture outlet (13) is connected described charging aperture with bleeding point (4), described reaction tank (1) bottom is arranged on below ground, described stalk delivery port (12) place is provided with straw millstone.
2. biomass power generation recycling device as claimed in claim 1, it is characterized in that: described boiler (10) also comprises economizer (101) and air preheater (102), described economizer (101) connects described exhaust outlet, described air preheater (102) connects described economizer (101), and described biomass circulating utilizes deflector chute (20) to connect described air preheater (102).
3. biomass power generation recycling device as claimed in claim 1, it is characterized in that: described boiler (10) also comprises economizer (101), air preheater (102) and deduster (103), described economizer (101) connects described exhaust outlet, described air preheater (102) connects described economizer (101), described deduster (103) connects described air preheater (102), and described biomass circulating utilizes deflector chute (20) to connect described deduster (103).
4. biomass power generation recycling device as claimed in claim 1, is characterized in that: described domestic sludge delivery port (11) is arranged on the top of described stalk delivery port (12).
5. biomass power generation recycling device as claimed in claim 1, is characterized in that: described mixture outlet (13) is arranged on the side of described helix transporting device (2).
6. biomass power generation recycling device as claimed in claim 1, is characterized in that: the porch of described air guide channel (3) is provided with pressure control device (32).
7. biomass power generation recycling device as claimed in claim 1, it is characterized in that: described air guide channel (3) is provided with gas valve (33), described gas valve (33) is communicated with described reaction tank (1), and described gas valve (33) is arranged on the top of described helix transporting device (2) with the junction of described reaction tank (1).
8. biomass power generation recycling device as claimed in claim 1, is characterized in that: the porch of described air guide channel (3) is provided with temperature sensor.
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| CN201310384039.3A CN103438477B (en) | 2013-08-29 | 2013-08-29 | A kind of biomass power generation recycling device |
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| CN201310384039.3A CN103438477B (en) | 2013-08-29 | 2013-08-29 | A kind of biomass power generation recycling device |
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| CN103438477B true CN103438477B (en) | 2015-10-14 |
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| CN108180498A (en) * | 2017-12-26 | 2018-06-19 | 宁波江北清纬环保科技有限公司 | A kind of biomass power generation recycling device |
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| CN101581453A (en) * | 2009-06-25 | 2009-11-18 | 王熹天 | Application of synthetic fixed-form biomass fuel containing urban sludge components |
| CN102464442A (en) * | 2010-11-18 | 2012-05-23 | 江都苏能电气设备有限公司 | Hot waste gas and sludge cooperative treatment system |
| CN202253676U (en) * | 2011-09-26 | 2012-05-30 | 南京国能环保工程有限公司 | Sludge drying and burning device |
| CN102807306A (en) * | 2012-09-18 | 2012-12-05 | 焦作隆丰皮草企业有限公司 | Method and device for treating excess sludge |
| CN202747317U (en) * | 2012-07-25 | 2013-02-20 | 佛山市智雄能源有限公司 | Biomass fuel burning fuel boiler |
| CN203517860U (en) * | 2013-08-29 | 2014-04-02 | 南京侨兴环保设备有限公司 | Biomass power generation cyclic utilization device |
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2013
- 2013-08-29 CN CN201310384039.3A patent/CN103438477B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101581453A (en) * | 2009-06-25 | 2009-11-18 | 王熹天 | Application of synthetic fixed-form biomass fuel containing urban sludge components |
| CN102464442A (en) * | 2010-11-18 | 2012-05-23 | 江都苏能电气设备有限公司 | Hot waste gas and sludge cooperative treatment system |
| CN202253676U (en) * | 2011-09-26 | 2012-05-30 | 南京国能环保工程有限公司 | Sludge drying and burning device |
| CN202747317U (en) * | 2012-07-25 | 2013-02-20 | 佛山市智雄能源有限公司 | Biomass fuel burning fuel boiler |
| CN102807306A (en) * | 2012-09-18 | 2012-12-05 | 焦作隆丰皮草企业有限公司 | Method and device for treating excess sludge |
| CN203517860U (en) * | 2013-08-29 | 2014-04-02 | 南京侨兴环保设备有限公司 | Biomass power generation cyclic utilization device |
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Effective date of registration: 20170119 Address after: 211300 Nanjing, Gaochun Province Economic Development Zone Jingshan Road, No. 69 Patentee after: Nanjing Xin Xin Xin Environmental Protection Technology Co., Ltd. Address before: 211300 Nanjing, Gaochun Province Economic Development Zone Jingshan Road, No. 69 Patentee before: Nanjing Qiaoxing Environmental Protection Equipment Co., Ltd. |