Gasifying stalk charcoal processing stove
Technical field
The invention belongs to energy field, particularly relate to a kind of gasifying stalk charcoal processing stove.
Background technology
Stalk comprehensive utilization industry is in recent years owing to country pays much attention to and supports energetically, and various projects have had a large development, but due to the decision of many-sided reason, the marketization, scale, industrialization degree also relatively low. Particularly northern vast rural area still continue to use traditional combustion method utilize straw as fuel life and heating use, for remaining straw then on-site incineration, not only waste resource but also pollute air ambient.
Summary of the invention
The present invention is the problem wasting resource contaminated air environment again in order to solve the low and traditional burning of current straw utilization rate, now provides gasifying stalk charcoal processing stove.
Gasifying stalk charcoal processing stove, it includes: charcoal processing body of heater 13, cycloid speed reducer 14, multiple material stirrer 15, air distribution combustion-supporting 16, reciprocating grid carbon-coating separator 17, discharge 18, carbon output machine 19 and feeding extruder 20;
The discharging opening of feeding extruder 20 is connected with the charging aperture at charcoal processing body of heater 13 top, the charging aperture of carbon output machine 19 is connected with the discharging opening bottom charcoal processing body of heater 13, multiple material stirrers 15, air distribution combustion-supporting 16, it is internal that reciprocating grid carbon-coating separator 17 and discharge 18 are respectively positioned on charcoal processing body of heater 13, multiple material stirrers 15 are positioned at below the charging aperture of charcoal processing body of heater 13, air distribution combustion-supporting 16 is positioned at the lower section of multiple material stirrer 15, reciprocating grid carbon-coating separator 17 is positioned at the lower section of air distribution combustion-supporting 16, discharge 18 is positioned at the lower section of reciprocating grid carbon-coating separator 17,
Cycloid speed reducer 14 drives multiple material stirrers 15 to swing by transmission band, cycloid speed reducer 14 drives reciprocating grid carbon-coating separator 17 to carry out bilateral reciprocation also by drive mechanism, air distribution combustion-supporting 16 sends into air by aerator 9 to charcoal processing body of heater 13 is internal, the discharge 18 fuel gas for precipitating out after collecting charcoal processing body of heater 13 materials inside spontaneous combustion, the carbon output machine 19 carbonaceous for precipitating out after collecting charcoal processing body of heater 13 materials inside spontaneous combustion.
It also includes: three pass fire pipe boilers 4, boiler flue gas room 7, mixture combustion device 8 and exchange coagulator 12;
The gas outlet of discharge 18 is connected with the air inlet of exchange coagulator 12, the gas outlet of exchange coagulator 12 is connected by the air inlet of air-introduced machine 1 with mixture combustion device 8, exchange liquid outlet place outside coagulator 12 is provided with wood vinegar collecting vessel 11, this wood vinegar collecting vessel 11 condenses, for collecting exchange coagulator 12, the wood vinegar obtained, the water inlet of exchange coagulator 12 is connected with resident family backwater end by return pipe 5, the outlet of exchange coagulator 12 is connected by the water inlet of boiler water inlet pipe 6 with three pass fire pipe boilers 4
Aerator 9 sends into air to mixture combustion device 8 is internal simultaneously, the combustion flame of mixture combustion device 8 is positioned at boiler flue gas room 7, the gas outlet of boiler flue gas room 7 is connected with the air inlet of three pass fire pipe boilers 4, the gas outlet of three pass fire pipe boilers 4 is connected with chimney 1 by air-introduced machine 22, three pass fire pipe boilers 4 are respectively equipped with three inspection doors 3, three sections of air flues of these three inspection doors 3 corresponding three pass fire pipe boilers 4 respectively.
Material stirrer 15 includes rotating shaft and two agitating plates, two agitating plates are separately fixed at rotating shaft both sides, and two stirrings are with rotating shaft for axis of symmetry structure axisymmetricly, cycloid speed reducer 14 drives the rotating shaft of each material stirrer 15 to rotate by transmission band simultaneously, and then makes two agitating plates rotate turning over materials.
Reciprocating grid carbon-coating separator 17 includes multiple roller and separating plate, multiple rollers are uniformly fixed on charcoal processing body of heater 13 inwall, separating plate is overlapped on multiple roller, when cycloid speed reducer 14 separating plate dynamic by drive mechanism push-and-pull, realize rolling friction between separating plate and multiple roller, and then reach separating plate and carry out the purpose of bilateral reciprocation.
Gasifying stalk charcoal processing boiler of the present invention is with various straws and biomass for raw material, straw and other biomass is directly translated into new cleaning fuel and uses, and produce the equipment of high value added product, and its value-added product includes powdered carbon and wood vinegar. Gasifying stalk charcoal processing boiler uses scope wide, and Practical Performance is good, and social benefit is good, the product deep processing chain length of production, and added value is high. Production-operation unit short-term regains input cost.
Corn straw and other biomass material are converted into clean energy resource gas heating by the present invention, produce powdered carbon and wood vinegar simultaneously. The use of the present invention is not only able to change vast life in the countryside and uses the traditional combustion method of straw, also opens the new way to new forms of energy demand simultaneously. Make straw and other biomass really can be converted into the reproducible clean energy resource of circulation. Also being Promoting The Construction of New Countryside, the quality of life and the Jiankang level that improve people create condition. The present invention can be widely applied for town and country, village's village resident's central heating heat supply uses, industries such as can also be used for commercial paper, chemical industry, pharmacy, food, brewage, be metallurgical uses, it also is able to disconnect gasification charcoal processing part with boiler, combustible gas is directly exported use.
Accompanying drawing explanation
Fig. 1 is the theory structure schematic diagram of the gasifying stalk charcoal processing stove described in detailed description of the invention one;
Fig. 2 is the theory structure schematic diagram of the gasifying stalk charcoal processing stove described in detailed description of the invention two, and wherein 21 is the outlet pipe of three pass fire pipe boilers.
Detailed description of the invention
Detailed description of the invention one: illustrate present embodiment with reference to Fig. 1, gasifying stalk charcoal processing stove described in present embodiment, it includes: charcoal processing body of heater 13, cycloid speed reducer 14, multiple material stirrer 15, air distribution combustion-supporting 16, reciprocating grid carbon-coating separator 17, discharge 18, carbon output machine 19 and feeding extruder 20;
The discharging opening of feeding extruder 20 is connected with the charging aperture at charcoal processing body of heater 13 top, the charging aperture of carbon output machine 19 is connected with the discharging opening bottom charcoal processing body of heater 13, multiple material stirrers 15, air distribution combustion-supporting 16, it is internal that reciprocating grid carbon-coating separator 17 and discharge 18 are respectively positioned on charcoal processing body of heater 13, multiple material stirrers 15 are positioned at below the charging aperture of charcoal processing body of heater 13, air distribution combustion-supporting 16 is positioned at the lower section of multiple material stirrer 15, reciprocating grid carbon-coating separator 17 is positioned at the lower section of air distribution combustion-supporting 16, discharge 18 is positioned at the lower section of reciprocating grid carbon-coating separator 17,
Cycloid speed reducer 14 drives multiple material stirrers 15 to swing by transmission band, cycloid speed reducer 14 drives reciprocating grid carbon-coating separator 17 to carry out bilateral reciprocation also by drive mechanism, air distribution combustion-supporting 16 sends into air by aerator 9 to charcoal processing body of heater 13 is internal, the discharge 18 fuel gas for precipitating out after collecting charcoal processing body of heater 13 materials inside spontaneous combustion, the carbon output machine 19 carbonaceous for precipitating out after collecting charcoal processing body of heater 13 materials inside spontaneous combustion.
Gasifying stalk charcoal processing stove described in present embodiment, first pass through feeding extruder 20 and material is transported to charcoal processing body of heater 13 inside, the material fallen into is stirred by multiple material stirrers 15, make material even drop down to reciprocating grid carbon-coating separator 17, now air distribution combustion-supporting 16 is blown in stove and is helped material spontaneous combustion, the carbonaceous precipitated out after making material burning with the motion of sieve carbon-coating separator 17 falls in carbon output machine 19, the fuel gas that discharge 18 precipitates out after collecting charcoal processing body of heater 13 materials inside spontaneous combustion simultaneously, completes charcoal processing.
Stalk and other biomass are significantly high as its calorific value of new forms of energy, for corn straw, calorific value 3500 kilocalories/kilogram about, more than carbon content 50%, carbon sequestration accounting 11%, oxygen content about 44%, the calorific value of biomass and straw is close to coal, its the higher stalk of volatile ingredient about 75%~85%, gasifying stalk charcoal processing technology is exactly that these speciality according to it are through method for pyrolysis acquisition, fuel gas and carbonaceous product. When practical operation, first being undertaken straw pulverizing its moisture less than 40%, send in gasification charcoal processing body of heater with screw feeder or conveyer belt, the size of charcoal processing stove is based on needing design to produce. Body of heater is high 2~2.5 meters, furnace inner space size and boiler match, and every square area pyrolysis efficiency can hold 1.2 tons, be equivalent to 600,000 kilocalories/hour, body of heater height is present to ensure that the material filled in stove has corresponding bulk density, and its effect is to block air circulation. Material is in anaerobic condition in stove inner bottom part spontaneous combustion, occurring without flame, spontaneous heat makes biomass volatile ingredient pyrolysis precipitate out, and the gas componant of precipitation is mainly Hydrocarbon, methane and carbon monoxide, other a small amount of gas componant, remaining solid is carbonaceous.
Detailed description of the invention two: illustrate present embodiment with reference to Fig. 2, present embodiment is that the gasifying stalk charcoal processing stove described in detailed description of the invention one is described further, in present embodiment, it also includes: three pass fire pipe boilers 4, boiler flue gas room 7, mixture combustion device 8 and exchange coagulator 12;
The gas outlet of discharge 18 is connected with the air inlet of exchange coagulator 12, the gas outlet of exchange coagulator 12 is connected by the air inlet of air-introduced machine 1 with mixture combustion device 8, exchange liquid outlet place outside coagulator 12 is provided with wood vinegar collecting vessel 11, this wood vinegar collecting vessel 11 condenses, for collecting exchange coagulator 12, the wood vinegar obtained, the water inlet of exchange coagulator 12 is connected with resident family backwater end by return pipe 5, the outlet of exchange coagulator 12 is connected by the water inlet of boiler water inlet pipe 6 with three pass fire pipe boilers 4
Aerator 9 sends into air to mixture combustion device 8 is internal simultaneously, the combustion flame of mixture combustion device 8 is positioned at boiler flue gas room 7, the gas outlet of boiler flue gas room 7 is connected with the air inlet of three pass fire pipe boilers 4, the gas outlet of three pass fire pipe boilers 4 is connected with chimney 1 by air-introduced machine 22, three pass fire pipe boilers 4 are respectively equipped with three inspection doors 3, three sections of air flues of these three inspection doors 3 corresponding three pass fire pipe boilers 4 respectively.
Gasifying stalk charcoal processing stove described in present embodiment is divided into two parts: Part I is by straw and other biomass material pyrolytic gasification, charcoal processing, and extracts wood vinegar. Part II is gas fired-boiler, and gas fired-boiler combines with the combustible gas of pyrolysis for fuel with Part I, becomes new forms of energy boiler. Wherein, the fuel gas collected is sent into exchange coagulator 12 by the discharge 18 of Part I, high-temperature gas cooling is made wood vinegar composition carry out condensation and dewfall and extracts acquisition by the heating backwater utilizing resident family, and the water after then will heat up returns to three pass fire pipe boilers 4 and again heats. The exchange remaining gas of coagulator 12 is delivered to mixture combustion device 8 and burns, and provides the heat energy to three pass fire pipe boilers 4, is that the water in three pass fire pipe boiler 4 water pipes is heated, and is finally discharged by chimney 1 by the residual gas after burning.
Present embodiment gas fired-boiler is configured to combustor and is integrated with pot, and outward appearance this boiler simply compact is three journey multitubular boilers compared with other various boilers. The feature of three journey multitubular boilers is that energy-efficient performance is good, heat exchange property is good, labor intensity is low, simple to operate, easy to maintenance up to more than 85%, when transport mounting cost is low, it is little to take up an area space, work runs for the thermal efficiency.
Detailed description of the invention three: present embodiment is that the gasifying stalk charcoal processing stove described in detailed description of the invention one or two is described further, in present embodiment, material stirrer 15 includes rotating shaft and two agitating plates, two agitating plates are separately fixed at rotating shaft both sides, and two stirrings are with rotating shaft for axis of symmetry structure axisymmetricly, cycloid speed reducer 14 drives the rotating shaft of each material stirrer 15 to rotate by transmission band simultaneously, and then makes two agitating plates rotate turning over materials.
The even drop down that in present embodiment, material stirrer 15 enables to enter in charcoal processing body of heater 13 is to charcoal processing body of heater 13, it is prevented that solid accumulation, improves the utilization rate of material.
Detailed description of the invention four: present embodiment is that the gasifying stalk charcoal processing stove described in detailed description of the invention one, two or three is described further, in present embodiment, reciprocating grid carbon-coating separator 17 includes multiple roller and separating plate, multiple rollers are uniformly fixed on charcoal processing body of heater 13 inwall, separating plate is overlapped on multiple roller, when cycloid speed reducer 14 separating plate dynamic by drive mechanism push-and-pull, realize rolling friction between separating plate and multiple roller, and then reach separating plate and carry out the purpose of bilateral reciprocation.
In present embodiment, reciprocating grid carbon-coating separator 17 is at the uniform velocity by the carbonaceous screening of the material of burning and precipitation, improves the utilization rate of material.
Other comparison of item of gasifying stalk charcoal processing boiler of the present invention and stalk comprehensive utilization industry has following feature:
1, use scope wide, be applicable to vast rural area with village, village for unit, for the combustible gas of winter heating and daily life. Can also be used for the heat supply network central heating in cities and towns, it is possible to be applied to the fields such as school, factory, enterprise or industry uses.
2, Practical Performance is good, and advantage is many, and other straw industry comparison of item, the invention have the advantages that
(1) transport and storage two hang-ups of straw are solved. Accumulating, is the bottleneck of straw industrial scale development, and gasifying stalk charcoal processing boiler is unit as village, industry project Shi Yi village and small towns, netted Development Distribution, it is achieved that market one's own products on the spot, reasonable employment.
(2) the northerly heating phase ploughs lay-up period just, need not concentrate storage in a large number with village, village for straw needed for unit heating, it is possible to select convenient to deposit nearby, ready access upon use, and one does not affect and cultivates, and two do not need to occupy very big storage location.
(3) phase slack season in winter, the production management personnel used by boiler operatiopn heating are sufficient, also can increase part income.
(4) gasifying stalk charcoal processing boiler, is converted into clear utilization of energy straw, solves environmental pollution and also for village, vast village, the demand of new forms of energy is opened new way. Living resources true shift is made to come true for circulating reproducible clean energy resource.
(5) multi-use function is strong, effective. Gasifying stalk charcoal processing boiler is not only applicable to winter heating heat supply, is also suitable for resident's daily life combustion gas, it is possible to annual supplying hot water. In the remote districts that straw surplus is big, it is possible to the generating of adapted gas electricity generator uses.
(6) field that multiple product lengthening manufacturing chain improves added value, the combustible gas purposes powdered carbon reprocessing wide, that produce of production is applied is also very wide. Market demand both domestic and external is very big, and side-product wood vinegar is also well medical and industrial chemicals.