CN203925629U - Distributed living beings and organic Rankine circulation cogeneration, the hot polygenerations systeme of charcoal - Google Patents
Distributed living beings and organic Rankine circulation cogeneration, the hot polygenerations systeme of charcoal Download PDFInfo
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- CN203925629U CN203925629U CN201420241287.2U CN201420241287U CN203925629U CN 203925629 U CN203925629 U CN 203925629U CN 201420241287 U CN201420241287 U CN 201420241287U CN 203925629 U CN203925629 U CN 203925629U
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- 239000003610 charcoal Substances 0.000 title claims abstract description 13
- 239000002028 Biomass Substances 0.000 claims abstract description 63
- 239000012075 bio-oil Substances 0.000 claims abstract description 52
- 239000007789 gas Substances 0.000 claims abstract description 40
- 239000003546 flue gas Substances 0.000 claims abstract description 28
- 238000000197 pyrolysis Methods 0.000 claims abstract description 28
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000002485 combustion reaction Methods 0.000 claims abstract description 18
- 239000000203 mixture Substances 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 57
- 239000007788 liquid Substances 0.000 claims description 28
- 239000003921 oil Substances 0.000 claims description 26
- 239000006200 vaporizer Substances 0.000 claims description 20
- 238000003860 storage Methods 0.000 claims description 14
- 239000012717 electrostatic precipitator Substances 0.000 claims description 12
- 239000012716 precipitator Substances 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 6
- 230000002411 adverse Effects 0.000 claims description 3
- 238000009833 condensation Methods 0.000 claims description 3
- 230000005494 condensation Effects 0.000 claims description 3
- 239000000498 cooling water Substances 0.000 claims description 3
- 239000000779 smoke Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 12
- 238000001816 cooling Methods 0.000 abstract description 3
- 238000011084 recovery Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract 1
- 239000002994 raw material Substances 0.000 abstract 1
- 238000010248 power generation Methods 0.000 description 4
- 230000007812 deficiency Effects 0.000 description 3
- 238000002207 thermal evaporation Methods 0.000 description 3
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- QWTDNUCVQCZILF-UHFFFAOYSA-N isopentane Chemical compound CCC(C)C QWTDNUCVQCZILF-UHFFFAOYSA-N 0.000 description 2
- MSSNHSVIGIHOJA-UHFFFAOYSA-N pentafluoropropane Chemical compound FC(F)CC(F)(F)F MSSNHSVIGIHOJA-UHFFFAOYSA-N 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- NSGXIBWMJZWTPY-UHFFFAOYSA-N 1,1,1,3,3,3-hexafluoropropane Chemical compound FC(F)(F)CC(F)(F)F NSGXIBWMJZWTPY-UHFFFAOYSA-N 0.000 description 1
- 206010002660 Anoxia Diseases 0.000 description 1
- 241000976983 Anoxia Species 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- 230000007953 anoxia Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- AFABGHUZZDYHJO-UHFFFAOYSA-N dimethyl butane Natural products CCCC(C)C AFABGHUZZDYHJO-UHFFFAOYSA-N 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- JQOAQUXIUNVRQW-UHFFFAOYSA-N hexane Chemical compound CCCCCC.CCCCCC JQOAQUXIUNVRQW-UHFFFAOYSA-N 0.000 description 1
- 239000003317 industrial substance Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 239000002916 wood waste Substances 0.000 description 1
Classifications
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/14—Combined heat and power generation [CHP]
-
- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The utility model relates to a kind of distributed living beings and organic Rankine circulation cogeneration, the hot polygenerations systeme of charcoal, belongs to energy and environment technical field.These distributed living beings and organic Rankine circulation cogeneration, the hot polygenerations systeme of charcoal, comprise a level system, level two and three-level system; In one level system, in fluidized bed pyrolysis stove, resolve into combustible gas, bio oil and biomass carbon, in exhaust heat boiler, reclaim the residual heat resources in combustible gas and bio oil mixture with the mode of organic Rankine circulating generation; Level two flow into by bio oil cooling in above-mentioned exhaust heat boiler the high-temperature flue gas that internal-combustion engine produces, the high-temperature flue gas heat recovery that the mode of employing organic Rankine circulating generation produces bio oil, the middle low-temperature flue gas dried biomass raw material producing in circulation, preheating are discharged from user's backwater; Three-level system will produce inflammable gas material, and all the other flue gases heat backwater.In whole process, the energy in living beings is utilized.
Description
Technical field
The utility model relates to a kind of distributed living beings and organic Rankine circulation cogeneration, the hot polygenerations systeme of charcoal, belongs to energy and environment technical field.
Background technique
Current, China faces severe energy and environment problem, and development and utilization resource reserve is large, the renewable energy sources of cleanliness without any pollution is to the Sustainable Healthy Development of Chinese national economy and ensure that national energy security is significant.In various renewable energy sourcess, biomass energy is unique reproducible carbon source, is also unique renewable energy sources of storing and transporting, and is considered to the potential alternative energy source of fossil fuel, and its efficient conversion receives worldwide concern day by day with clean utilization technology.
China is large agricultural country, has abundant Biomass Energy Resources, according to the output of agricultural products in China, infers, within 2015, China's agricultural crop straw output will reach 900,000,000 tons, can collecting amount annual approximately 6.4 hundred million tons, and amount to into mark coal and be about 3.2 hundred million tons; The wood wastes producing in China's forestry course of working for 2015 is about 1.4 hundred million tons.As can be seen here, biomass energy is occupied very important status in China's energy resources, and rational exploitation and utilization biomass energy is one of important outlet of alleviating China's energy crisis.
The advantages such as reserves are large although biomass energy has, recyclability, the problems such as also existing distributes simultaneously disperses, energy density is low, collection and accumulating difficulty, are therefore adapted to pass through and build distributed energy resource system it is used.Distributed energy resource system is the middle-size and small-size terminal energy supplying system that direct user oriented provides the form energy such as electric, hot, it is different from the pattern of traditional energy centralized production and conveying, distributed energy resource system is dispersed in user side, can realize the cascade utilization of energy, reclaim low temperature exhaust heat better, reach the higher multinomial targets such as energy utilization rate, energy supply Security and better environmental-protecting performance.
Biomass pyrolytic is under anoxia condition, to make biomass high-temperature cracking generate the process of biomass carbon, combustible gas and bio oil.Adopt at present the bio oil that method of biomass pyrolysis is produced to be mainly used as liquid fuel or industrial chemicals, combustible gas is mainly used in fuel gas generation, central heat supply or gas fired boiler etc., in biomass pyrolysis process, the output of bio oil is larger with respect to biomass carbon and combustible gas, how rationally to utilize bio oil,, in some areas remote, power supply deficiency, be particularly the problem that needs solve.Adopting distributed biomass pyrolysis system, pyrolysis primary product bio oil, for internal-combustion engine generating, is solved to power supply problem from far-off regions, is one of important means of rationally utilization of bio oil.In addition, how efficiently utilizing the residual heat resources in biomass pyrolysis product and biomass pyrolytic power generation process, is biomass pyrolytic power generation process problem in the urgent need to address.
Summary of the invention
Problem and deficiency that the utility model exists for prior art, provide a kind of distributed living beings and organic Rankine circulation cogeneration, the hot polygenerations systeme of charcoal.This system can be converted to biomass energy clean electric energy and biomass carbon to greatest extent, and can provide domestic hot-water, can realize the efficient cascade utilization of biomass pyrolytic power generation process waste heat, improve the utilization ratio of biomass energy, the utility model is achieved through the following technical solutions.
Distributed living beings and organic Rankine circulation cogeneration, the hot polygenerations systeme of charcoal, comprise a level system, level two and three-level system;
A described level system comprises fluidized bed pyrolysis stove 1, high temperature cyclone separator 2, hot electrostatic precipitator 3, exhaust heat boiler I 4, steam turbine I 5, generator I 6, organic working medium preheater I 7, condenser I 8, organic working medium liquid container I 9 and organic working medium recycle pump I 10, the combustible gas at fluidized bed pyrolysis stove 1 top is connected with high temperature cyclone separator 2 with the air outlet of bio oil mixture, fluidized bed pyrolysis stove 1 bottom is provided with biomass carbon outlet, high temperature cyclone separator 2 one sides successively with hot electrostatic precipitator 3, exhaust heat boiler I 4 connects, exhaust heat boiler I 4 is tube shell type structure, external pipe is connected with the air outlet of bio oil mixture with the combustible gas of hot electrostatic precipitator 3, inner tube is connected with the organic working medium outlet in organic working medium preheater I 7, the organic working medium steam (vapor) outlet of exhaust heat boiler I 4 is connected with steam turbine I 5, steam turbine I 5 is by 6 generatings of generator I, organic working medium steam exhaust steam outlet in steam turbine I 5 is connected with organic working medium preheater I 7, organic working medium preheating outlet in organic working medium preheater I 7 connects condenser I 8 successively, organic working medium liquid container I 9, organic working medium in organic working medium liquid container I 9 flows in organic working medium preheater I 7 by organic working medium recycle pump I 10,
Described level two comprises bio oil storage tank 11, oil and water seperator 12, internal-combustion engine 13, generator II 14, exhaust heat boiler II 15, heat conduction oil circulating pump 16, organic working medium vaporizer 17, steam turbine II 18, generator III 19, organic working medium preheater II 20, condenser II 21, organic working medium liquid container II 22, organic working medium recycle pump II 23, biomass drier 24, hot water preheater 25, induced draught fan 26 and chimney 27, bio oil storage tank 11 is connected with the bio oil condensation outlet of exhaust heat boiler I 4, 11 outlets of bio oil storage tank are connected with internal-combustion engine 13 successively, internal-combustion engine 13 is by 14 generatings of generator II, high-temperature flue gas outlet in internal-combustion engine 13 is connected with the outer layer pipe in exhaust heat boiler II 15, inner layer pipe relatively-high temperature flue gas adverse current in exhaust heat boiler II 15 is connected with the conduction oil outlet in organic working medium vaporizer 17 by heat conduction oil circulating pump 16, in inner layer pipe in exhaust heat boiler II 15, heated conduction oil outlet connects organic working medium vaporizer 17, the heating working medium steam (vapor) outlet of organic working medium vaporizer 17 is connected with steam turbine II 18, steam turbine II 18 is by 19 generatings of generator III, steam turbine II 18 outlet successively with organic working medium preheater II 20, condenser II 21, organic working medium liquid container II 22 connects, organic working medium liquid container II 22 organic working medium are got back in organic working medium preheater II 20 by organic working medium recycle pump II 23, the 20 organic working medium outlets of organic working medium preheater II are connected with organic working medium vaporizer 17, middle low-temperature flue gas outlet in exhaust heat boiler II 15 is connected with biomass drier 24, dried biomass outlet in biomass drier 24 is connected with fluidized bed pyrolysis stove 1, biomass drier 24 low-temperature flue gas outlets are connected with hot water preheater 25, smoke outlet in hot water preheater 25 is discharged from chimney 27 through induced draught fan 26,
Described three-level system comprises electrical tar precipitator 28, cooler 29, burner 30, heat exchanger 31 and hot water heater 32, electrical tar precipitator 28 is connected with bio oil mixture outlet with the combustible gas in exhaust heat boiler I 4, the combustible gas outlet of electrical tar precipitator 28 is connected with cooler 29, the bio oil outlet of cooler 29 is connected with bio oil storage tank 11, cooler 29 combustible gas outlet be connected with heat exchanger 31 with burner 30 respectively, burner 30 outlets connect heat exchanger 31, high-temperature combustible gas outlet in heat exchanger 31 is connected with hot water heater 32, preheating water entrance in hot water heater 32 is connected with the 25 preheating water outlets of hot water preheater, hot water outlet in hot water heater 32 is connected with user side, cooling water outlet in user side is connected with hot water preheater 25, high-temperature combustible gas body outlet in heat exchanger 31 connects fluidized bed pyrolysis stove 1.
As described in Figure 2, the using method of above-mentioned distributed living beings and organic Rankine circulation cogeneration, the hot polygenerations systeme of charcoal, its concrete steps are as follows:
(1) first the living beings after fragmentation and high-temperature combustible gas body are entered into fluidized bed pyrolysis stove and resolve into combustible gas, bio oil and biomass carbon, biomass carbon is exported from fluidized bed pyrolysis furnace bottom by screw conveyor, screw conveyor is provided with water cooling plant and carries out cooling to biomass carbon, until the temperature of biomass carbon is discharged by carbon outleting port during lower than the burning-point of charcoal, obtain biomass carbon product, the amount that biomass pyrolytic per ton can be produced biomass carbon is 70 ~ 120kg, the mixture of combustible gas and bio oil is exported from fluidized bed pyrolysis furnace roof portion, enter a small amount of biomass carbon and combustible gas and bio oil mixture that high temperature cyclone separator obtains after cyclonic separation, a small amount of biomass carbon is from the output of high temperature cyclone separator bottom, and described cyclone inlet place combustible gas temperature is 550 ~ 750 ℃, after continuing to enter into hot electrostatic precipitator, combustible gas and bio oil mixture flow into exhaust heat boiler, now combustible gas and bio oil mixture temperature are 500 ~ 650 ℃, in exhaust heat boiler, reclaim the residual heat resources in combustible gas and bio oil mixture with the mode of organic Rankine circulating generation, be that exhaust heat boiler is tube shell type structure, external pipe is connected with the air outlet of bio oil mixture with the combustible gas of hot electrostatic precipitator, inner tube is connected with the organic working medium outlet in organic working medium preheater I, organic working medium is heated temperature and is elevated to 200 ~ 300 ℃, the steam producing enters steam turbine output mechanical energy and drives generator generating, then exhaust steam enters organic working medium preheater organic working medium temperature is brought up to 100 ~ 130 ℃ by 40 ~ 60 ℃, enter subsequently condenser condenses, finally enter organic working medium liquid container, liquid organic working medium in liquid container is forced into evaporating pressure through organic working medium recycle pump and enters in organic working medium preheater, and finally enter and in exhaust heat boiler one, be again subject to thermal evaporation, form a circulation,
(2) after bio oil temperature is reduced to 250 ~ 350 ℃ in the exhaust heat boiler in step (1), enter into bio oil storage tank, then flow into and in oil and water seperator, carry out oil-water separation and obtain water and bio oil, bio oil flow in internal-combustion engine and generates electricity, the high-temperature flue gas that internal-combustion engine produces enters into exhaust heat boiler and heats conduction oil, the high-temperature flue gas discharge temperature that described internal-combustion engine produces is 800 ~ 1100 ℃, heating conduction oil to 300 ~ 400 ℃ flow in organic working medium vaporizer and heat organic working medium through heat conduction oil circulating pump, the mode of employing organic Rankine circulating generation is carried out the high-temperature flue gas heat recovery of bio oil generation, being about to conduction oil enters in organic working medium vaporizer and liquid organic working medium dividing wall type countercurrent flow, transfer heat to organic working medium, organic working medium is subject to thermal evaporation, temperature is elevated to 200 ~ 300 ℃, the steam producing enters steam turbine output mechanical energy and drives generator generating, then exhaust steam enters organic working medium preheater the temperature of organic working medium is brought up to 100 ~ 130 ℃ by 40 ~ 60 ℃, enter subsequently condenser condenses, finally enter organic working medium liquid container, liquid organic working medium in liquid container is forced into evaporating pressure through organic working medium recycle pump, and finally enter and in organic working medium vaporizer, be again subject to thermal evaporation, form a circulation, from organic working medium vaporizer conduction oil temperature out, be reduced to 100 ~ 210 ℃, through heat conduction oil circulating pump pressurization, enter heating again in exhaust heat boiler two, form a circulation, in exhaust heat boiler, heat low-temperature flue gas in 550 ~ 650 ℃ that obtain after conduction oil and enter dry wet living beings in biomass drier, the moisture content of living beings is reduced to 15 ~ 25% by 30 ~ 45% before being dried, flue-gas temperature is reduced to 250 ~ 350 ℃, and dried living beings enter into fluidized bed pyrolysis stove, the low-temperature flue gas obtaining in biomass drier is discharged after entering into the backwater of hot water preheater preheating from user, return water temperature is elevated to 45 ~ 50 ℃ by 30 ~ 40 ℃, flue-gas temperature is reduced to 120 ~ 150 ℃ by 250 ~ 350 ℃, through induced draught fan, causes stack emission,
(3) a small amount of bio oil obtaining in the exhaust heat boiler in step (1) and the mixture of inflammable gas are through electrical tar precipitator and condenser, the a small amount of bio oil obtaining flow in biological oil tank, inflammable gas is divided into two-part, a part is by the heat release of burning in burner, generate high-temperature flue gas and enter heat exchanger, another part directly enters and is warming up to 900 ~ 1100 ℃ after heat exchanger and high-temperature flue gas heat exchange and enters the heat supply of fluidized bed pyrolysis stove form biomass pyrolysis, the high-temperature flue gas of heat exchanger discharge enters into hot water heater, after backwater from hot water preheater is heated, hot water temperature after heating is elevated to 65 ~ 80 ℃ by 45 ~ 50 ℃, for user, the temperature of flue gas is reduced to 150 ~ 250 ℃, flue gas causes stack emission through induced draught fan.
High-temperature combustible gas in above-mentioned steps (1) is 900 ~ 1100 ℃.
Hot water supply in the hot water heater that above-mentioned steps (3) obtains, to user side, enters into hot water preheater after turning cold.
The mixed working fluid that the organic working medium of above-mentioned use forms for pentafluoropropane (R245fa), hexane (n-hexane), cyclohexane (cyclohexane), HFC-236fa (R236fa) or five kinds of pure working medium of isopentane (R601a) and two or more arbitrary proportion in these five kinds of pure working medium.
The beneficial effects of the utility model are: (1) biomass energy is a kind of clean renewable energy sources, and the utilization of biomass energy can reduce SO
x, NO
xdeng the discharge of pollutant, and can realize to a certain extent CO
2zero-emission, the utilization of biomass energy has significant environmental benefit;
(2) biomass energy of low energy densities is converted to clean electric energy and high-quality biomass carbon, can be user simultaneously hot water is provided, realized the cascade utilization of biomass energy;
(3) adopt organic Rankine circulation cogeneration technology to reclaim the residual heat resources in biomass pyrolytic, power generation process, the energy in living beings is utilized, and has effectively improved biomass utilization rate;
(4) distributed energy resource system can small-scale, small capacity, modular mode be arranged near user, at some away from electrical network or power supply deficiency and the relatively abundant area of biomass resource, can provide electric power, hot water etc. for user, can effectively reduce the conveying cost of electric energy and heat energy, can solve biomass energy simultaneously and disperse to be difficult for the problem of focus utilization, realize biomass energy on the spot, utilize nearby.
Accompanying drawing explanation
Fig. 1 is the distributed living beings of the utility model and organic Rankine circulation cogeneration, the hot polygenerations systeme structural representation of charcoal;
Fig. 2 is the distributed living beings of the utility model and organic Rankine circulation cogeneration, the hot Poly-generation method of charcoal process flow diagram.
In figure: 1-fluidized bed pyrolysis stove, 2-high temperature cyclone separator, 3-hot electrostatic precipitator, 4-exhaust heat boiler I, 5-steam turbine I, 6-generator I, 7-organic working medium preheater I, 8-condenser I, 9-organic working medium liquid container I, 10-organic working medium recycle pump I, 11-bio oil storage tank, 12-oil and water seperator, 13-internal-combustion engine, 14-generator II, 15-exhaust heat boiler II, 16-heat conduction oil circulating pump, 17-organic working medium vaporizer, 18-steam turbine II, 19-generator III, 20-organic working medium preheater II, 21-condenser II, 22-organic working medium liquid container II, 23-organic working medium recycle pump II, 24-biomass drier, 25-hot water preheater, 26-induced draught fan, 27-chimney, 28 electrical tar precipitators, 29-cooler, 30-burner, 31-heat exchanger, 32-hot water heater.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Embodiment 1
As shown in Figure 1, these distributed living beings and organic Rankine circulation cogeneration, the hot polygenerations systeme of charcoal, comprise a level system, level two and three-level system;
A described level system comprises fluidized bed pyrolysis stove 1, high temperature cyclone separator 2, hot electrostatic precipitator 3, exhaust heat boiler I 4, steam turbine I 5, generator I 6, organic working medium preheater I 7, condenser I 8, organic working medium liquid container I 9 and organic working medium recycle pump I 10, the combustible gas at fluidized bed pyrolysis stove 1 top is connected with high temperature cyclone separator 2 with the air outlet of bio oil mixture, fluidized bed pyrolysis stove 1 bottom is provided with biomass carbon outlet, high temperature cyclone separator 2 one sides successively with hot electrostatic precipitator 3, exhaust heat boiler I 4 connects, exhaust heat boiler I 4 is tube shell type structure, external pipe is connected with the air outlet of bio oil mixture with the combustible gas of hot electrostatic precipitator 3, inner tube is connected with the organic working medium outlet in organic working medium preheater I 7, the organic working medium steam (vapor) outlet of exhaust heat boiler I 4 is connected with steam turbine I 5, steam turbine I 5 is by 6 generatings of generator I, organic working medium steam exhaust steam outlet in steam turbine I 5 is connected with organic working medium preheater I 7, organic working medium preheating outlet in organic working medium preheater I 7 connects condenser I 8 successively, organic working medium liquid container I 9, organic working medium in organic working medium liquid container I 9 flows in organic working medium preheater I 7 by organic working medium recycle pump I 10,
Described level two comprises bio oil storage tank 11, oil and water seperator 12, internal-combustion engine 13, generator II 14, exhaust heat boiler II 15, heat conduction oil circulating pump 16, organic working medium vaporizer 17, steam turbine II 18, generator III 19, organic working medium preheater II 20, condenser II 21, organic working medium liquid container II 22, organic working medium recycle pump II 23, biomass drier 24, hot water preheater 25, induced draught fan 26 and chimney 27, bio oil storage tank 11 is connected with the bio oil condensation outlet of exhaust heat boiler I 4, 11 outlets of bio oil storage tank are connected with internal-combustion engine 13 successively, internal-combustion engine 13 is by 14 generatings of generator II, high-temperature flue gas outlet in internal-combustion engine 13 is connected with the outer layer pipe in exhaust heat boiler II 15, inner layer pipe relatively-high temperature flue gas adverse current in exhaust heat boiler II 15 is connected with the conduction oil outlet in organic working medium vaporizer 17 by heat conduction oil circulating pump 16, in inner layer pipe in exhaust heat boiler II 15, heated conduction oil outlet connects organic working medium vaporizer 17, the heating working medium steam (vapor) outlet of organic working medium vaporizer 17 is connected with steam turbine II 18, steam turbine II 18 is by 19 generatings of generator III, steam turbine II 18 outlet successively with organic working medium preheater II 20, condenser II 21, organic working medium liquid container II 22 connects, organic working medium liquid container II 22 organic working medium are got back in organic working medium preheater II 20 by organic working medium recycle pump II 23, the 20 organic working medium outlets of organic working medium preheater II are connected with organic working medium vaporizer 17, middle low-temperature flue gas outlet in exhaust heat boiler II 15 is connected with biomass drier 24, dried biomass outlet in biomass drier 24 is connected with fluidized bed pyrolysis stove 1, biomass drier 24 low-temperature flue gas outlets are connected with hot water preheater 25, smoke outlet in hot water preheater 25 is discharged from chimney 27 through induced draught fan 26,
Described three-level system comprises electrical tar precipitator 28, cooler 29, burner 30, heat exchanger 31 and hot water heater 32, electrical tar precipitator 28 is connected with bio oil mixture outlet with the combustible gas in exhaust heat boiler I 4, the combustible gas outlet of electrical tar precipitator 28 is connected with cooler 29, the bio oil outlet of cooler 29 is connected with bio oil storage tank 11, cooler 29 combustible gas outlet be connected with heat exchanger 31 with burner 30 respectively, burner 30 outlets connect heat exchanger 31, high-temperature combustible gas outlet in heat exchanger 31 is connected with hot water heater 32, preheating water entrance in hot water heater 32 is connected with the 25 preheating water outlets of hot water preheater, hot water outlet in hot water heater 32 is connected with user side, cooling water outlet in user side is connected with hot water preheater 25, high-temperature combustible gas body outlet in heat exchanger 31 connects fluidized bed pyrolysis stove 1.
Claims (1)
1. distributed living beings and organic Rankine circulation cogeneration, the hot polygenerations systeme of charcoal, is characterized in that: comprise a level system, level two and three-level system;
A described level system comprises fluidized bed pyrolysis stove (1), high temperature cyclone separator (2), hot electrostatic precipitator (3), exhaust heat boiler I (4), steam turbine I (5), generator I (6), organic working medium preheater I (7), condenser I (8), organic working medium liquid container I (9) and organic working medium recycle pump I (10), the combustible gas at fluidized bed pyrolysis stove (1) top is connected with high temperature cyclone separator (2) with the air outlet of bio oil mixture, fluidized bed pyrolysis stove (1) bottom is provided with biomass carbon outlet, high temperature cyclone separator (2) one sides successively with hot electrostatic precipitator (3), exhaust heat boiler I (4) connects, exhaust heat boiler I (4) is tube shell type structure, external pipe is connected with the air outlet of bio oil mixture with the combustible gas of hot electrostatic precipitator (3), inner tube is connected with the organic working medium outlet in organic working medium preheater I (7), the organic working medium steam (vapor) outlet of exhaust heat boiler I (4) is connected with steam turbine I (5), steam turbine I (5) is by generator I (6) generating, organic working medium steam exhaust steam outlet in steam turbine I (5) is connected with organic working medium preheater I (7), organic working medium preheating outlet in organic working medium preheater I (7) connects condenser I (8) successively, organic working medium liquid container I (9), organic working medium in organic working medium liquid container I (9) flows in organic working medium preheater I (7) by organic working medium recycle pump I (10),
Described level two comprises bio oil storage tank (11), oil and water seperator (12), internal-combustion engine (13), generator II (14), exhaust heat boiler II (15), heat conduction oil circulating pump (16), organic working medium vaporizer (17), steam turbine II (18), generator III (19), organic working medium preheater II (20), condenser II (21), organic working medium liquid container II (22), organic working medium recycle pump II (23), biomass drier (24), hot water preheater (25), induced draught fan (26) and chimney (27), bio oil storage tank (11) is connected with the bio oil condensation outlet of exhaust heat boiler I (4), bio oil storage tank (11) outlet is connected with internal-combustion engine (13) successively, internal-combustion engine (13) is by generator II (14) generating, high-temperature flue gas outlet in internal-combustion engine (13) is connected with the outer layer pipe in exhaust heat boiler II (15), inner layer pipe relatively-high temperature flue gas adverse current in exhaust heat boiler II (15) is connected with the conduction oil outlet in organic working medium vaporizer (17) by heat conduction oil circulating pump (16), in inner layer pipe in exhaust heat boiler II (15), heated conduction oil outlet connects organic working medium vaporizer (17), the heating working medium steam (vapor) outlet of organic working medium vaporizer (17) is connected with steam turbine II (18), steam turbine II (18) is by generator III (19) generating, steam turbine II (18) outlet successively with organic working medium preheater II (20), condenser II (21), organic working medium liquid container II (22) connects, organic working medium liquid container II (22) organic working medium is got back in organic working medium preheater II (20) by organic working medium recycle pump II (23), the outlet of organic working medium preheater II (20) organic working medium is connected with organic working medium vaporizer (17), middle low-temperature flue gas outlet in exhaust heat boiler II (15) is connected with biomass drier (24), dried biomass outlet in biomass drier (24) is connected with fluidized bed pyrolysis stove (1), the outlet of biomass drier (24) low-temperature flue gas is connected with hot water preheater (25), smoke outlet in hot water preheater (25) is discharged from chimney (27) through induced draught fan (26),
Described three-level system comprises electrical tar precipitator (28), cooler (29), burner (30), heat exchanger (31) and hot water heater (32), electrical tar precipitator (28) is connected with bio oil mixture outlet with the combustible gas in exhaust heat boiler I (4), the combustible gas outlet of electrical tar precipitator (28) is connected with cooler (29), the bio oil outlet of cooler (29) is connected with bio oil storage tank (11), cooler (29) combustible gas outlet be connected with heat exchanger (31) with burner (30) respectively, burner (30) outlet connects heat exchanger (31), high-temperature combustible gas outlet in heat exchanger (31) is connected with hot water heater (32), preheating water entrance in hot water heater (32) is connected with the outlet of hot water preheater (25) preheating water, hot water outlet in hot water heater (32) is connected with user side, cooling water outlet in user side is connected with hot water preheater (25), high-temperature combustible gas body outlet in heat exchanger (31) connects fluidized bed pyrolysis stove (1).
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| CN104088678A (en) * | 2014-05-13 | 2014-10-08 | 昆明理工大学 | Distributed biomass and organic Rankine cycle combined power generation carbon heat poly-generation system and method |
| CN104830377A (en) * | 2015-05-07 | 2015-08-12 | 合肥德博生物能源科技有限公司 | Biocarbon/steam co-production device and technology through biomass pyrolysis, gasification, and combustion sectional conversion |
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- 2014-05-13 CN CN201420241287.2U patent/CN203925629U/en not_active Withdrawn - After Issue
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| CN104088678A (en) * | 2014-05-13 | 2014-10-08 | 昆明理工大学 | Distributed biomass and organic Rankine cycle combined power generation carbon heat poly-generation system and method |
| CN104088678B (en) * | 2014-05-13 | 2015-09-16 | 昆明理工大学 | Distributed living beings and organic Rankine bottoming cycle cogeneration, the hot polygenerations systeme of charcoal and method |
| CN104830377A (en) * | 2015-05-07 | 2015-08-12 | 合肥德博生物能源科技有限公司 | Biocarbon/steam co-production device and technology through biomass pyrolysis, gasification, and combustion sectional conversion |
| CN106989607A (en) * | 2017-04-13 | 2017-07-28 | 中南大学 | A kind of high-temperature flue gas waste heat recovery and advanced purification system |
| CN107903924A (en) * | 2017-11-21 | 2018-04-13 | 北京神雾电力科技有限公司 | A kind of uplink heat accumulating type fine coal fast pyrogenation reaction system and method |
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| CN111808624B (en) * | 2020-07-08 | 2022-02-01 | 南京工程学院 | Biomass pyrolysis-hydrothermal methanation poly-generation process with cross-season energy storage function and device thereof |
| CN111978971A (en) * | 2020-07-23 | 2020-11-24 | 东南大学 | Biomass pyrolysis device and method with heat energy-microwave energy optimized matching |
| CN113234489A (en) * | 2021-04-09 | 2021-08-10 | 东南大学 | Distributed energy supply method based on biomass serial fluidized bed gasification |
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