CN204198663U - The utilization system of agricultural plants waste - Google Patents
The utilization system of agricultural plants waste Download PDFInfo
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- CN204198663U CN204198663U CN201420302375.9U CN201420302375U CN204198663U CN 204198663 U CN204198663 U CN 204198663U CN 201420302375 U CN201420302375 U CN 201420302375U CN 204198663 U CN204198663 U CN 204198663U
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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
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
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Abstract
The utility model is a kind of utilization system of agricultural plants waste.Be about to a kind of with agriculture waste material through pulverizing, reinforced shaping and carbonization produces high-quality gas, straw biomass charcoal, gac, organic substance, industrial chemicals and decarburization (carbonic acid gas) and produces the device systems of high pressure steam.Native system comprises material forming device, carbonization device, condensation separating unit, combustion gas take-off equipment, dry-cleans activated charcoal device, steam take-off equipment.The utility model makes full use of stalk renewable resources, and discarded various agricultural crop straws are produced fuel, organic substance, industrial chemicals through carbonization.The utility model not only obtains fuel gas, straw biomass charcoal, gac, also can obtain vinegar liquid and tar, and departs from carbonic acid gas in combustion gas, and low-quality kind straw charcoal can produce high pressure steam, and the utility model can create considerable economic benefit.High to the comprehensive utilization ratio of the biomass waste raw materials such as stalk, and without any three waste discharge.
Description
Technical field
The utility model relates to the comprehensive utilization technique of agricultural plants, particularly a kind of system producing fuel, organic substance, industrial chemicals and decarburization and generation high pressure steam from the agricultural wastes based on stalk.
Background technology
According to statistics, the annual agriculture all kinds of stalk ultimate production of current China is greatly about 7-9 hundred million tons, but the proportion of bioenergy shared by the new forms of energy of China also only has 1%-3%.And the agricultural stalk of nearly 2/3rds is burned, cause serious atmospheric pollution thus.In recent years, what have many mechanisms and technician to study stalk utilized technology, and making to seem useless stalk turns waste into wealth.But these Technical comparing are single at present, it is poor to fully utilize, and added value of product is low, and stalk is not only all used, and causes certain pollution.
Summary of the invention
The utility model, for the purpose of energy-saving and emission-reduction, makes full use of stalk renewable resources, discarded various agricultural crop straws is produced fuel, organic substance, Chemicals through carbonization and departs from carbonic acid gas and produce high pressure steam.
The purpose of this utility model is achieved through the following technical solutions.
The utilization system of agricultural plants waste, is characterized in that: comprise material forming device, carbonization device, condensation separating unit, combustion gas take-off equipment, dry-clean activated charcoal device, steam take-off equipment;
Described material forming device comprises cutting machine, drying machine, pulverizer, dry oil removing tower, reinforced forming machine; The outlet of cutting machine is connected to drying machine, and the outlet of drying machine is connected to pulverizer, and the outlet of pulverizer is connected to dry oil removing tower, and the outlet of dry oil removing tower is connected to reinforced forming machine.
Described carbonization device is gas retort.
Described condensation separating unit comprises gas cooler, wash cooling tower, standing separation device, tar storage tank, vinegar flow container, sharp separation device, smart vinegar liquid storage tank; Vinegar liquid washings in vinegar flow container is by the sprinkling equipment in pipeline access wash cooling tower, and the outlet pipe of gas retort also passes into wash cooling tower by gas cooler simultaneously; The air outlet of wash cooling tower is connected to the dry oil removing tower of material forming device, and the condensate outlet of wash cooling tower is connected to standing separation device; Standing separation device has two discharge ports, and one is connected to tar storage, and one is connected to vinegar flow container; Another outlet of vinegar flow container is connected to sharp separation device; Sharp separation device has two outlets, and an outlet is connected to smart vinegar liquid storage tank, and another outlet is connected to tar tank.
Described combustion gas take-off equipment comprises combustion gas fly-ash separator, decarburizing machine, carbonic acid gas storage cabinet, compressor, canning machine, combustion gas storage cabinet, gas pressure regulating machine, internal combustion turbine; The outlet pipe of wash cooling tower connects dry oil removing tower, and the outlet pipe of dry oil removing tower is connected to combustion gas fly-ash separator, and the outlet of combustion gas fly-ash separator is connected to decarburizing machine; Decarburizing machine has two air outlets, and carbonic acid gas storage cabinet is led in an outlet, and the outlet of this carbonic acid gas storage cabinet is connected to compressor, and the outlet of compressor is connected to canning machine; Another outlet of decarburizing machine is connected to combustion gas storage cabinet, and the outlet of this combustion gas storage cabinet is connected to gas pressure regulating machine, and the outlet of gas pressure regulating machine is connected to internal combustion turbine.
The activated charcoal device of described dry-cleaning comprises dry-cleaning tower, carbon activation furnace; The charging of dry-cleaning tower, discharging process are periodical operation, after retorting operation terminates, transport red charcoal to dry-cleaning tower by pushing machine and carry out drying cooling, dry cooled cold charcoal, carbon activation furnace opening for feed is sent to, carbon activation furnace outlet output activation charcoal product by pushing machine.
Described steam take-off equipment comprises charcoal roasting kiln, vapour generator, steam pressure regulator, steam turbine; The outlet of charcoal roasting kiln is connected to vapour generator, and vapour generator is connected with steam pressure regulator, and the outlet of steam pressure regulator is connected with steam turbine.
System of the present utility model can utilize nearly all agricultural plants, with for raw material, through pulverizing, reinforced shaping, destructive distillation and obtain the combustion gas of high-quality, machine-made carbon, gac, organic substance vinegar liquid, industrial chemicals tar and carbon dioxide product and high pressure steam.Destructive distillation experiment through carrying out 15 kinds of discarded plants is compared, and it is 300m that average every metric ton raw material can produce combustion gas
3, produce vinegar liquid 260kg, produce tar 50kg and biomass charcoal 300kg.And carbonic acid gas 40-50m can be departed from
3.Without any waste discharge, free from environmental pollution.
The Gas Components (volume percent) that destructive distillation produces is: oxygen 0.7, carbon monoxide 16.5, carbonic acid gas 23.6, hydrogen 28.1, methane 26.0, ethane 1.3, ethene 0.5, propane 0.7, propylene 0.4, nitrogen 2.0.Wherein except the carbonic acid gas containing 23.6%, remaining is substantially all inflammable gas, and calorific value is 3500-4000KCal/m
3, (be about 3500KCal/m than current town gas calorific value
3) also high, the fuel gases calorific value after decarburization can reach 4300KCal/m
3~ 4800KCal/m
3.The utility model can be made into dispersion gas making device, also can make collection battalion gas making device.
Coal and petroleum resources irreversibly reduce.The most important feature of the utility model is exactly utilize this renewable resources of agricultural stalk to develop biomass energy and important industrial chemicals, that prior art is incomparable to the height of the comprehensive utilization ratio of discarded agricultural stalk, not only obtain fuel gas, straw charcoal, gac, also can obtain vinegar liquid and tar, and depart from carbonic acid gas and produce high pressure steam, its utility value can create considerable economic benefit.Another feature of the utility model is rational technology, adopts self-produced tar to make tackiness agent and is mixed into straw compression molding.The waste combustion gas of destructive distillation gained is by wash cooling tower, vinegar liquid wash spray cooling after cooling, gas phase after spray enters dry oil removing tower and directly contacts with the stalk pulverized, unnecessary tar in further removing gas phase and impurity, and the solid impurity in fly-ash separator removing gas phase, then carry out the techniques such as carbonization treatment (improve fuel gases calorific value, purifying gas, reduce carbon emission), above method is significant improvement to prior art and optimization.The utility model produce the energy and comprehensive utilization in without any three waste discharge, protect environment fully.
Accompanying drawing explanation
Fig. 1 is the composition frame chart of the utility model system.
Embodiment
See Fig. 1, the utilization system of the utility model agricultural plants waste is that a kind of carbonization is produced fuel, organic substance, Chemicals and combustion gas decarburization and produced the system of high pressure steam.It comprises material forming device, carbonization device, condensation separating unit, combustion gas take-off equipment, dry-cleans activated charcoal device, steam take-off equipment.
Described material forming device comprises cutting machine 1, drying machine 2, pulverizer 3, dry oil removing tower 4, reinforced forming machine 5.The outlet of cutting machine 1 is connected to drying machine 2, and the outlet of drying machine 2 is connected to pulverizer 3, and the outlet of pulverizer 3 is connected to dry oil removing tower 4, and the outlet of dry oil removing tower 4 is connected to reinforced forming machine 5.
Described carbonization device is gas retort 6.
Described condensation separating unit comprises gas cooler 7, wash cooling tower 8, standing separation device 9, tar storage tank 10, vinegar flow container 11, sharp separation device 12, smart vinegar liquid storage tank 13.Vinegar liquid (vinegar liquid washings) in vinegar flow container 11 is by sprinkling equipment in pipeline access wash cooling tower 8, and the outlet pipe of gas retort 6 also passes into wash cooling tower 8 by gas cooler 7 simultaneously; The air outlet of wash cooling tower 8 is connected to the dry oil removing tower 4 of material forming device, and the condensate outlet of wash cooling tower 8 is connected to standing separation device 9; Standing separation device 9 has two discharge ports, and one is connected to tar storage 10, and is connected to vinegar flow container 11.Another outlet of vinegar flow container 11 is connected to sharp separation device 12, and sharp separation device 12 has two outlets, and an outlet is connected to smart vinegar liquid storage tank 13, and another outlet connects tar tank 10.
Described combustion gas take-off equipment comprises combustion gas fly-ash separator 14, decarburizing machine 15, carbonic acid gas storage cabinet 16, compressor 17, filling machine 18, combustion gas storage cabinet 19, gas pressure regulating machine 20, internal combustion turbine 21.Combustion gas fly-ash separator 14 is connected to by the outlet pipe of the dry oil removing tower 4 in material forming device, the outlet of combustion gas fly-ash separator 14 is connected to decarburizing machine 15, decarburizing machine 15 has two air outlets, carbonic acid gas storage cabinet 16 is led in an outlet, and carbonic acid gas storage cabinet 16 exports connection compressor 17, compressor 17 exports and connects canning machine 18.Combustion gas storage cabinet 19 is led in another outlet, and combustion gas storage cabinet 19 exports and connects gas pressure regulating machine 20, and gas pressure regulating machine 20 exports and connects internal combustion turbine 21.
The activated charcoal device of described dry-cleaning comprises dry-cleaning tower 22, charcoal activating apparatus 23.Gas retort 6 hangs out sends dry-cleaning tower 22 to through pushing machine, and can go out charcoal after dry-cleaning tower 22 is dry-cleaned, as the charcoal that need activate, activating apparatus 23 directly sent to by the gas retort 6 after dry-cleaning, can go out gac after activation.
Described steam take-off equipment comprises charcoal roasting kiln 24, vapour generator 25, steam pressure regulator 26, steam turbine 27.The heat that steam burning produces leads to vapour generator 25 by the interchanger of roasting kiln 24, and the outlet of vapour generator 25 is connected to steam voltate regulator 26, is connected to steam turbine 27 through steam voltate regulator 26 outlet.
Working process of the present utility model is as follows:
With chaff cutter, raw material is cut into 1 ~ 4mm particle, after drying machine 2 drying, carries out pulverizing 0.5 ~ 3mm granularity with pulverizer 3, after adding tackiness agent, make it shaping with reinforced forming machine 5.Raw material after shaping is sent into gas retort 6 and is carried out intensification destructive distillation.Gas retort 6 is totally-enclosed anoxic formula external-heat stoves, and heating can adopt solid fuel or gas heating mode.Through gaseous volatilization part that destructive distillation produces, it is namely waste combustion gas.Its destructive distillation condition is: heating retorting time is 6 ~ 8h, and pyrolysis temperature is not less than 650 DEG C.Destructive distillation waste combustion gas gas is out lowered the temperature through gas cooler 7 and is sent into wash cooling tower 8, and a small amount of lime set formed in waste combustion gas of lowering the temperature therebetween directly sends into standing separation device 9 by water cooler 7.With the vinegar liquid spray washing accessing wash cooling tower 8 from vinegar flow container 11, get off vinegar liquid and tar of condensation is reclaimed, cool combustion gas further simultaneously.Waste combustion gas cooling gained phlegma is by the burnt oil and vinegar liquid of standing separation equipment 9 output.Spray does heat-eliminating medium circulated sprinkling with vinegar liquid, and to improve the concentration of vinegar liquid, the vinegar liquid of washing can recycle.Because vinegar liquid and tar exist density difference, be separated with extracting process by leaving standstill.Vinegar liquid is purified further through sharp separation device 12, and smart vinegar liquid, a small amount of tar of purification gained through another outlet return of sharp separation device 12 to tar tank 10.Main containing organic compound such as formic acid, acetic acid, acetone and benzene in vinegar liquid, can be separated further and obtain important industrial chemicals.Tar can be used as one of tackiness agent of the utility model material forming, is also a kind of hydrocarbon-containifirst, acids, organic compound that phenols is higher.The raw material pulverized by dry oil removing tower 4 of combustion gas not solidifying after washing is again dry and slough and take tar out of, pass into combustion gas fly-ash separator 14 and decarburizing machine 15, the clean gas of high heating value is obtained after further dedusting and decarburization, combustion gas storage cabinet 19 is sent in combustion gas, after gas pressure regulating machine 20 pressure regulation, can generate electricity for internal combustion turbine 21 and flow to user for industry and domestic gas.Carbonic acid gas sends into carbonic acid gas storage cabinet 16.This operation not only improves fuel gases calorific value and quality, additionally reduces combustion gas carbon emission, and effectively make use of carbon dioxide product.The utility model adopts dry-cleaning cooling, and below 100 DEG C, go out charcoal, this plant charcoal not only can be done outside fuel, also can make the good gac of quality through steam activation.Dry-cleaning is that the carbon dioxide produced with the utility model and nitrogen, helium pass in the complete gas retort of destructive distillation 6 and make it lower the temperature or naturally cooling cooling.Described destructive distillation residuum is lowered the temperature through dry-cleaning tower 22, namely with carbonic acid gas and the rare gas element such as nitrogen, helium pass into destructive distillation complete, obtain high-quality charcoal through cooling, activated device 23 obtains gac, the straw charcoal of low-quality kind then burns the heat that produces by interchanger in roasting kiln 24 and vapour generator 25 through charcoal roasting kiln 24, send steam turbine 27 to generate electricity through steam pressure regulator 26.
Equipment involved in the utility model and device are currently available products, and those skilled in the art is very familiar.Because invention main points of the present utility model are not improve any equipment wherein, but be employ which equipment and be connecting to form of these equipment, herein the equipment related to do not elaborated.
The utility model not only utilizes stalk for raw material, nearly all agricultural plants, particularly skin, core, core, the shell of those farm crop fruits that in the past can not be utilized, the process that the branch of trees, leaf and wood chip etc. can be same with stalk.The ratio of the combustion gas that different plant destructive distillation produces, vinegar liquid, tar and charcoal is different.
Claims (6)
1. the utilization system of agricultural plants waste, is characterized in that: comprise material forming device, carbonization device, condensation separating unit, combustion gas take-off equipment, dry-clean activated charcoal device, steam take-off equipment;
Described material forming device comprises cutting machine (1), drying machine (2), pulverizer (3), dry oil removing tower (4), reinforced forming machine (5); The outlet of cutting machine (1) is connected to drying machine (2), the outlet of drying machine (2) is connected to pulverizer (3), the outlet of pulverizer (3) is connected to dry oil removing tower (4), and the outlet of dry oil removing tower (4) is connected to reinforced forming machine (5).
2. utilization system according to claim 1, is characterized in that: described carbonization device is gas retort (6).
3. utilization system according to claim 1, is characterized in that: described condensation separating unit comprises gas cooler (7), wash cooling tower (8), standing separation device (9), tar storage tank (10), vinegar flow container (11), sharp separation device (12), smart vinegar liquid storage tank (13); Vinegar liquid washings in vinegar flow container (11) is by the sprinkling equipment in pipeline access wash cooling tower (8), and the outlet pipe of gas retort (6) also passes into wash cooling tower (8) by gas cooler (7) simultaneously; The air outlet of wash cooling tower (8) is connected to the dry oil removing tower (4) of material forming device, and the condensate outlet of wash cooling tower (8) is connected to standing separation device (9); Standing separation device (9) has two discharge ports, and one is connected to tar storage (10), and one is connected to vinegar flow container (11); Another outlet of vinegar flow container (11) is connected to sharp separation device (12); Sharp separation device (12) has two outlets, and an outlet is connected to smart vinegar liquid storage tank (13), and another outlet is connected to tar tank (10).
4. utilization system according to claim 1, it is characterized in that: described combustion gas take-off equipment comprises combustion gas fly-ash separator (14), decarburizing machine (15), carbonic acid gas storage cabinet (16), compressor (17), canning machine (18), combustion gas storage cabinet (19), gas pressure regulating machine (20), internal combustion turbine (21); The outlet pipe of wash cooling tower (8) connects dry oil removing tower (4), the outlet pipe of dry oil removing tower (4) is connected to combustion gas fly-ash separator (14), and the outlet of combustion gas fly-ash separator (14) is connected to decarburizing machine (15); Decarburizing machine (15) has two air outlets, carbonic acid gas storage cabinet (16) is led in an outlet, the outlet of this carbonic acid gas storage cabinet (16) is connected to compressor (17), and the outlet of compressor (17) is connected to canning machine (18); Another outlet of decarburizing machine (15) is connected to combustion gas storage cabinet (19), the outlet of this combustion gas storage cabinet (19) is connected to gas pressure regulating machine (20), and the outlet of gas pressure regulating machine (20) is connected to internal combustion turbine (21).
5. utilization system according to claim 1, is characterized in that: the activated charcoal device of described dry-cleaning comprises dry-cleaning tower (22), carbon activation furnace (23); Dry-cleaning tower (22) charging, discharging process are periodical operation, after retorting operation terminates, transport red charcoal to dry-cleaning tower (22) by pushing machine and carry out drying cooling, dry cooled cold charcoal, carbon activation furnace (23) opening for feed is sent to, carbon activation furnace (23) outlet output activation charcoal product by pushing machine.
6. utilization system according to claim 1, is characterized in that: described steam take-off equipment comprises charcoal roasting kiln (24), vapour generator (25), steam pressure regulator (26), steam turbine (27); The outlet of charcoal roasting kiln (24) is connected to vapour generator (25), vapour generator (25) is connected with steam pressure regulator (26), and the outlet of steam pressure regulator (26) is connected with steam turbine (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420302375.9U CN204198663U (en) | 2014-06-10 | 2014-06-10 | The utilization system of agricultural plants waste |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420302375.9U CN204198663U (en) | 2014-06-10 | 2014-06-10 | The utilization system of agricultural plants waste |
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| CN204198663U true CN204198663U (en) | 2015-03-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105885892A (en) * | 2016-05-30 | 2016-08-24 | 武汉天颖环境工程股份有限公司 | Biomass tar treatment system |
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2014
- 2014-06-10 CN CN201420302375.9U patent/CN204198663U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105885892A (en) * | 2016-05-30 | 2016-08-24 | 武汉天颖环境工程股份有限公司 | Biomass tar treatment system |
| CN105885892B (en) * | 2016-05-30 | 2019-03-01 | 武汉天颖环境工程股份有限公司 | A kind of biomass char oil treatment system |
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|---|---|---|---|
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| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Patent of Dalian Lushun Rihua Gas Equipment Co.,Ltd. The person in charge Document name: payment instructions |
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| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Guo Bin Document name: Notice of termination of patent right |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20210610 |
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| CF01 | Termination of patent right due to non-payment of annual fee |