CN106179686B - A kind of process equipment, technique and the application of molding straw powder - Google Patents
A kind of process equipment, technique and the application of molding straw powder Download PDFInfo
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- CN106179686B CN106179686B CN201610777918.6A CN201610777918A CN106179686B CN 106179686 B CN106179686 B CN 106179686B CN 201610777918 A CN201610777918 A CN 201610777918A CN 106179686 B CN106179686 B CN 106179686B
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- 239000010902 straw Substances 0.000 title claims abstract description 194
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- 238000000034 method Methods 0.000 title claims abstract description 50
- 230000008569 process Effects 0.000 title claims abstract description 33
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- 238000003754 machining Methods 0.000 description 1
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- 239000003345 natural gas Substances 0.000 description 1
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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
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
-
- 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
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
-
- 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
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
- Y02P40/121—Energy efficiency measures, e.g. improving or optimising the production methods
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
- Food Science & Technology (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
Abstract
The present invention relates to a kind of process equipment, technique and the applications of molding straw powder.Stalk metering platform scale, stalk aggregate bin, stalk batcher, the first rubber conveyer, straw crusher, the second rubber conveyer, forming machine for straw and third rubber conveyer are sequentially connected according to process conditions, material in third rubber conveyer directly pours into the first molding stalk depots or is transported to the second molding stalk depots by means of transport or molding stalk is unloaded hole, and the material in the first molding stalk depots can be also transported to the second molding stalk depots by means of transport or be molded stalk and unloaded hole；Second molding stalk depots are unloaded to cheat and be connect by the 4th rubber conveyer with molding stalk, molding stalk, which is unloaded, cheats lower section connection constant feeder, constant feeder outlet is connect with the 5th rubber conveyer, molding stalk crasher and bag collector successively, the outlet of bag collector connects exhaust blower by pipeline, and molding straw powder screw conveyor is connected below bag collector.
Description
Technical field
The invention belongs to technical field of cement production in agricultural and building materials industry, and in particular to a kind of molding straw powder adds
Construction equipment and technique.
Background technology
Biomass energy is a kind of important regenerative resource, is one of important energy source for the survival of mankind, it is only second to
Coal, oil, natural gas, occupy the 4th of world energy consumption total amount, and development and utilization can supplement conventional energy resource
Shortage, and there is great environmental benefit.Therefore, the development and utilization of biomass energy has become global research topic.
The resource of biomass energy mostlys come from agriculture, woods, herds field, includes mainly agricultural crop straw, forest byproduct, domestic animal
Animal manure is just.China's biomass resource very abundant, the only annual output of agricultural crop straw just have 700,000,000 tons or more, convert into standard coal about
3.5 hundred million tons.Agricultural crop straw is mainly fibroid waste, includes mainly cereal crops stalk such as rice straw, wheat straw, corn stalk
Deng；Beans stalk such as soybean, mung bean etc.；Tuber crops stalk such as sweet potato vine, potato vine, sweet potato vine etc.；Cotton stalk；Oil plant
Crop material such as peanut bar, rape straw, sesame straw etc. and the multiple kinds of crops stalk such as sugarcane, crudefiber crop stalk.
Currently, agricultural crop straw is removed as returning to the field, stock keeping, stalk generation wood, Edible Fungi, biogas gas, straw charcoal
Outside the pale of civilization major part is all that rural area cooking stove cooking, heating and field are burned, due to a large amount of CO of insufficient generation and flue dust of burning,
Great harm is brought to environment, therefore, straw burning characteristic is effectively utilized, it is made fully to burn, so that it may to avoid generation
A large amount of CO and flue dust, do not influence environment, and stalk is a kind of clean low-carbon fuel, and sulfur-bearing and nitrogen content are relatively low,
Burning tissues can also be effectively reduced SO in flue gas in rational stove2、NOxDischarge, the photosynthesis in stalk growth course wants
Absorb CO2, so, the growth of stalk and combustion process are CO2The cyclic process for absorbing and generating, makes CO2Discharge capacity be zero,
Stalk can also fundamentally solve peasant as high temperature kiln, stove fuel and burn the serious dirt caused by environment of a large amount of waste straws
Dye, has very important effect to Improvement of Ecological Environment.
2008, the General Office of the State Council issued《About the opinion for accelerating that agricultural crop straw is promoted to comprehensively utilize》(the Office of the State Council
Hair (2008) 105) file, 2013, the National Development and Reform Commission, the Ministry of Agriculture, Environmental Protection Department issued《About adding
Strong agricultural crop straw comprehensive utilization and the notice for prohibiting burning work》(hair changes ring and provides (2013) No. 930) file, explicitly points out abundant
Recognize stalk comprehensive utilization and prohibit and burns work importance and urgency：Stalk arbitrarily abandons and burns phenomenon and still remains incessant after repeated prohibition, and makes
At resource huge waste, air serious pollution is brought, seriously affects traffic safety, threatens broad masses of the people's lives and properties peace
Entirely.
China's agricultural straw resource more disperses relative to barton, and unit weight is smaller in addition, storage and transportation is inconvenient etc. makes straw
The collection expense of stalk increases, and seriously constrains its large-scale application.The bulk density of general stalk is 50-120kg/m3, due to
Often occurs the phenomenon that ultra-wide superelevation influences traffic safety in transportational process, and useful load is few and increases energy consumption (diesel consumption)
And transportation cost, therefore, transport is to restrict the main factor of stalk sizable application.
Invention content
The problem of being burned with field and leading to air pollution and energy waste, the present invention are arbitrarily abandoned for agricultural crop straw
The technical issues of intending to solve be：A kind of process equipment, technique and the application of molding straw powder are provided.
The equipment, which will be molded stalk and prepare and be molded straw powder and prepare, to be combined, and wherein capital equipment includes that stalk is broken
Machine, forming machine for straw, molding stalk crasher, molding straw powder delivery pump etc., can realize the processing of molding straw powder,
Agricultural crop straw transport in the prior art and storage difficulty, problem of high cost are overcome, and can realize that the automation of stalk adds
Work is conducive to the application of stalk industrialization and scale.
The technique collects stalk to stalk forming machining location from field, stalk is first processed into molding stalk, then add
Work is at molding straw powder, and unit weight reaches 0.8-0.9t/m after agricultural crop straw machine-shaping3, the appearance of stalk can be significantly improved
Weight, is conducive to transport, and solves the problems, such as the low transport energy consumption of original stalk unit weight and of high cost, for stalk industrialization and scale
Change the popularization of application and condition is created to the development of rural economy.
By the molding straw powder in cement clinker burning system, heat can to replace caused by molding straw powder burning
For the heat that coal dust used generates in a part of dore furnace.Molding straw powder is sprayed into dore furnace and is burnt, burning is rapid
Stablize, heat transfer is fast, is conducive to material decomposition in dore furnace in cement clinker burning system, effectively solves empty caused by crop straw burning
Gas pollution problem, production process cleanliness without any pollution are effectively utilized recyclable regenerative energy conservation primary energy coal, the water
Dore furnace is connected to the process equipment of molding straw powder in mud sinter leaching system, being capable of clean, effective, scale processing
Fall crop straw refuse, reduce the cost in stalk processing procedure, finally solves environmental protection caused by crop straw burning and ask
The circular regeneration energy is utilized with sufficient in topic, saves primary energy coal, economic benefit and social benefit are notable.
The technical scheme is that：
A kind of process equipment of molding straw powder, it is characterised in that the process equipment includes stalk metering platform scale, stalk
Aggregate bin, stalk batcher, the first rubber conveyer, straw crusher, the second rubber conveyer, forming machine for straw, third glue
Band conveyer, molding stalk unload hole, constant feeder, the 5th rubber conveyer, molding stalk crasher, bag collector, row
Wind turbine, molding straw powder screw conveyor and molding straw powder storage warehouse；Above-mentioned stalk metering platform scale, stalk aggregate bin,
Stalk batcher, the first rubber conveyer, straw crusher, the second rubber conveyer, forming machine for straw and the conveying of third adhesive tape
Machine is sequentially connected according to process conditions, and the material in third rubber conveyer directly pours into the first molding stalk depots or passes through
Means of transport is transported to the second molding stalk depots or molding stalk is unloaded hole, and described first is molded the material in stalk depots
It is transported to the second molding stalk depots by means of transport or molding stalk is unloaded hole；Second molding stalk depots and molding straw
Stalk hole of unloading is connected by the 4th rubber conveyer, and molding stalk hole lower section of unloading connects constant feeder, and constant feeder goes out
Mouth is connect with the 5th rubber conveyer, molding stalk crasher and bag collector successively, and the outlet of bag collector is connected by pipeline
Run in wind turbine, and connection molding straw powder screw conveyor below bag collector, the outlet of molding straw powder screw conveyor is by slipping
Pipe is connected to molding straw powder storage warehouse.
A kind of processing technology of process equipment using above-mentioned molding straw powder, the processing technology comprise the concrete steps that：
1) it prepares and transports molding stalk：
Stalk is measured by stalk and is discharged into stalk aggregate bin by means of transport after platform scale measures, below stalk aggregate bin
Stalk batcher by stalk be sent into the first rubber conveyer on, the first rubber conveyer send stalk to straw crusher, straw
Stalk is delivered to forming machine for straw to get molding stalk by the second rubber conveyer again after straw crusher is broken；It is molded straw
Stalk is fallen on after being come out from forming machine for straw on third rubber conveyer, is then sent directly into the first molding stalk depots or transport
In tool, molding stalk is sent to the second molding stalk depots by means of transport again or is transported directly to molding stalk and unload hole；
2) molding straw powder is prepared：
Through step 1) by be molded stalk send to second molding stalk depots after, then by the 4th rubber conveyer send at
Type stalk is unloaded in hole, or is fed directly to after molding stalk unloads in hole by step 1), then is sent to lower section by constant feeder
5th rubber conveyer, the 5th rubber conveyer will be molded stalk and send to molding stalk crasher, through being molded stalk crasher powder
Broken qualified molding straw powder, which is pumped by exhaust blower in bag collector, collects to get molding straw powder；Bag collector is collected
The molding straw powder got off is sent by molding straw powder screw conveyor to molding straw powder storage warehouse.
A kind of cement clinker burning system, the system is using above-mentioned processing technology molding straw powder obtained as fuel.
Compared with prior art, the beneficial effects of the invention are as follows：
Molding stalk can be first made in stalk by process equipment of the present invention, then molding straw powder is made, broken using electric power stalk
Broken crusher machine stalk than tradition using diesel engine be power straw crusher be crushed stalk it is more energy efficient and environmentally friendly, straw crusher
It is driven for electric power, electric power does not have secondary pollution air, and diesel engine generates the exhaust emission air after diesel combustion；Energy consumption side
Face, Electric Traction working efficiency drive straw crusher higher than diesel engine or tractor, and therefore, straw crusher energy consumption is less than bavin
Oil machine is the straw crusher of power.
Molding stalk is first made in processing technology of the present invention, is reprocessed into molding straw powder, compared with prior art in, mostly
Using being directly broken for stalk directly to use after filiform, the molding stalk that processing technology of the present invention is processed compares stalk
It is broken for Filamentous more energy efficient and cost-effective for burning.Filamentous stalk is used for cement clinker burning system dore furnace and biomass
Its unit weight of the burning of steam power plant is low, about 100-150kg/m3, and the unit weight for being molded stalk is about 800-1000kg/m3, identical heavy
The stalk of amount is molded 10 times nearlyr than Filamentous stalk volume-diminished of stalk, and transport molding stalk stalk more Filamentous than transport is in transport frequency
It is all greatly lowered in secondary and consumption diesel oil amount, the cost of transport molding stalk is also greatly lowered, due in transportational process
The reduction for consuming diesel oil amount has saved energy consumption and has reduced the pernicious gas amount that motor vehicle diesel burning generates, from transport angle
Degree compares, and molding straw transportation is more energy efficient and environmentally friendly.
Molding stalk unit weight height is easy to store.The unit weight for being molded stalk unit weight height and coal is essentially the same, and ripe for cement
Material firing system dore furnace is compared with the Filamentous stalk of biomass thermal power plant combustion, is taken up little area, and is molded stalk not spontaneous combustion, no
It rots, Storage period was up to 1 year or more.Machine automatization windrow and feeding may be implemented in molding stalk depots, avoid loading machine
Heap feeding waste of energy and not environmentally.
The cement clinker burning system of the present invention, as fuel, significantly improves the processing of system using molding straw powder
Amount.The unit weight of straw powder is molded about in 400-500kg/m3, higher than currently used for cement clinker burning system dore furnace and biology
The unit weight of the Filamentous stalk of matter steam power plant burning, takes Geldart-D particle, and conveying capacity can reach 20t/h or more, and Filamentous stalk
Mechanical conveying can only be taken, equally the ability of 20t per hour, equipment vast number is also more, cannot realize substantially.
The burning velocity for being molded straw powder is fast.It is fired currently used for cement clinker burning system dore furnace and biomass thermal power plant
The Filamentous stalk of burning is in irregular shape, and thickness is different in size, and is molded straw powder particle size and is less than 1mm, and strength is taken to spray into
In dore furnace, it is uniformly mixed with high-temperature gas in stove, and Filamentous stalk can only lean on mechanical equipment to be sent into dore furnace edge, with height
Wet body mixing velocity is slow and uneven, and burning heat dissipation is also uneven, therefore, is molded the burning velocity of straw powder than Filamentous stalk
Faster, the Temperature Distribution region in dore furnace is also more reasonable.
Processing technology of the present invention molding straw powder obtained can be used for alternative fuel in cement clinker burning system, can
Stalk is set largely to be used as alternative fuel, the conflagration in the hot environment of dore furnace, combustion rate 100%, stalk
Ash content completely into clinker, gas harmful ingredient such as SO that straw burning generates2And NOxIt is all much lower than coal.Straw
The ash content of stalk is generally 6% or so, and relatively low, therefore, the amount mixed in clinker is also seldom, will not be made to cement clinker quality
At influence.Harmful element sulphur and nitrogen content are relatively low, low more than the influence of coal to atmospheric effect, more clean environment firendly.
Description of the drawings
Fig. 1 is the dore furnace connection diagram of the process equipment and cement clinker burning system of present invention molding straw powder；
In figure, 5-dore furnaces, 12-stalks measure platform scale, and 13-trucies, 14-stalk aggregate bins, 15-stalks give
Material machine, the 16-the first rubber conveyer, 17-straw crushers, the 18-the second rubber conveyer, 19-forming machine for straw, 20-
Third rubber conveyer, the 21-the first molding stalk depots, the 22-the second molding stalk depots, the conveying of the 23-the four adhesive tape
Machine, 24-molding stalks are unloaded hole, and 25-constant feeders, the 26-the five rubber conveyer, 27-are molded straw crushers,
28-bag collectors, 29-exhaust blowers, 30-molding straw powder screw conveyors, 31-molding straw powder storage warehouses, 32-at
Type straw powder measure batcher, 33-screw delivery pumps, 34-roots blowers, 35-molding straw powder conveyance conduits, 36-at
Type stalk powder burner.
Specific implementation mode
It is further illustrated the present invention with reference to embodiment and its attached drawing, but not in this, as to the application claim
The restriction of protection domain.
The present invention be molded straw powder process equipment (abbreviation process equipment, referring to Fig. 1) include stalk metering platform scale 12,
Stalk aggregate bin 14, stalk batcher 15, the first rubber conveyer 16, straw crusher 17, the second rubber conveyer 18, stalk
Molding machine 19, third rubber conveyer 20, molding stalk unload hole 24, constant feeder 25, the 5th rubber conveyer 26, molding
Stalk crasher 27, bag collector 28, exhaust blower 29, molding straw powder screw conveyor 30 and molding straw powder storage warehouse 31；
Above-mentioned stalk measures platform scale 12, stalk aggregate bin 14, stalk batcher 15, the first rubber conveyer 16, straw crusher
17, the second rubber conveyer 18, forming machine for straw 19 and third rubber conveyer 20 are sequentially connected according to process conditions, third glue
The first molding stalk depots 21 are directly poured into the material in conveyer 20 or are transported to second by means of transport (truck 13)
Molding stalk depots 22 or molding stalk are unloaded hole 24, and the material in the first molding stalk depots 21 passes through haulagman
Tool is transported to the second molding stalk depots 22 or molding stalk is unloaded hole 24；Second molding stalk depots 22 are unloaded with molding stalk
Vehicle hole 24 is connected by the 4th rubber conveyer 23, and molding stalk, which unloads to cheat, connects constant feeder 25, dosing below 24
The outlet of machine 25 is connect with the 5th rubber conveyer 26, molding stalk crasher 27 and bag collector 28 successively, bag collector 28
Outlet connects exhaust blower 29 by pipeline, and 27 lower section connection molding straw powder screw conveyor 30 of bag collector is molded straw powder
The outlet of screw conveyor 30 is connected to molding straw powder storage warehouse 31 by elephant trunk.
The straw crusher 17 is electric drive.
A kind of technique of process equipment using above-mentioned molding straw powder, the technique comprise the concrete steps that：
1) it prepares and transports molding stalk：
Stalk is measured by stalk and is discharged into stalk aggregate bin 14 by means of transport (truck 13) after platform scale 12 measures, straw
Stalk is sent on the first rubber conveyer 16 by the stalk batcher 15 of the lower section of stalk aggregate bin 14, and the first rubber conveyer 16 is by straw
Stalk is sent to straw crusher 17, stalk after straw crusher 17 is broken again by the second rubber conveyer 18 be delivered to stalk at
Type machine 19 is to get molding stalk；Molding stalk is fallen on after being come out from forming machine for straw 19 on third rubber conveyer 20, then directly
It picks in the first molding stalk depots 21 or means of transport, molding stalk is sent by means of transport to the second molding stalk storage again
Warehousing 22 transports directly to molding stalk and unloads hole 24；
2) molding straw powder is prepared：Stalk will be molded through step 1) to send to the second molding stalk depots 22, then passed through
4th rubber conveyer 23 send to type stalk unload hole 24 in, or by step 1) be fed directly to molding stalk unload hole 24 in after,
It is sent again to the 5th rubber conveyer 26 of lower section by constant feeder 25, the 5th rubber conveyer 26 is sent stalk is molded to molding
Stalk crasher 27 is pumped by exhaust blower 29 in bag collector 28 through being molded the qualified molding straw powder that stalk crasher 27 crushes
It collects to get molding straw powder；The molding straw powder that bag collector 28 is collected is by molding straw powder screw conveyor
30 send to molding straw powder storage warehouse 31, can be stored to molding straw powder.
The present invention also protects a kind of Cement clinker buring for being made using above-mentioned processing technology and being molded straw powder as fuel
System.
Above-mentioned cement clinker burning system, the dore furnace 5 in the system is connect with molding stalk powder burner 36, described
Molding stalk powder burner 36 is connect by being molded straw powder conveyance conduit 35 with the outlet of screw delivery pump 33, screw delivery pump
33 exit is additionally provided with roots blower 34, and the entrance of screw delivery pump 33 is through being molded straw powder metering feed weigher 32 and molding straw
Stalk powder storage warehouse 31 connects.
Above-mentioned cement clinker burning system, the especially cement clinker burning system described in the first patent of applicant
(application No. is：2015108686358).
Processing technology of the present invention molding straw powder obtained can also be applied in boiler combustion system.
The present invention is molded technology mode of the straw powder as fuel for cement clinker burning system：It is molded straw powder meter
Amount feed weigher 32 will be molded molding straw powder in straw powder storage warehouse 31 and send to screw delivery pump 33, and molding straw powder is installed in
The roots blower 34 that screw delivery pump 33 exports is through being molded 36 penetrating point of straw powder conveyance conduit 35 and molding stalk powder burner
It solves in stove 5.The burning in dore furnace 5 of the molding straw powder in dore furnace 5 is sprayed into from molding stalk powder burner 36.
The preparation process and molding straw powder preparation process that stalk is molded in the present invention can not be separated by a region
It several kilometers, can also be in a region.Molding stalk depots can be located in region prepared by molding stalk, can also be set
In region prepared by molding straw powder, it can also be respectively provided with molding stalk depots in two regions, can also not set
It is set to type stalk depots.
The prior art can be used in involved various machines in process equipment of the present invention, other powder meterings are set with conveying
It is standby to be equally applicable to the present invention.It is molded stalk powder burner in the present invention and the connection of dore furnace is not limited to one.
The technological principle of processing technology that the present invention is molded straw powder is：Stalk is when being compressed into type due to temperature to 70
DEG C or more, the structure of stalk changes under pressure and temperature, and the lignin in stalk softens simultaneously with the raising of temperature
There is certain viscosity, play a part of binder, cellulose, hemicellulose etc. in stalk can be bonded so that molding stalk
Dimensionally stable, even if fine grain density there will not be variation after broken, the unit weight of the molding straw powder after processing is nor very
It is low, it is almost the same with the unit weight of coal dust.
The present invention is molded technique for applying principle of the straw powder as alternative fuel for cement clinker burning system：Stalk
Molding straw powder, 250 DEG C of molding straw powder ignition temperature, 440 DEG C of Burn-out temperature, burn rate maximum are reprocessed into after molding
When corresponding temperature and its ignition temperature it is very nearly the same, illustrate that maximum combustion rate can be quickly reached after catching fire, dore furnace (high temperature
Combustion system) interior environment temperature at 1000 DEG C or so, is far above the ignition temperature of straw powder, molding straw powder can be made rapider
Combustion heat release, the calorific value of stalk is generally in 15.5 million burnt left and right, the about half of standard coal calorific value, i.e., the calorific value of 1 ton stalk
It is equivalent to the calorific value of 0.5 ton of standard coal, is sprayed into molding straw powder through being molded stalk powder burner by the way of Geldart-D particle
In dore furnace, can make molding straw powder equably, promptly with high-temperature gas catalytic combustion.Burning from molding straw powder is special
Property, the environment temperature in dore furnace and strength spray into the mode of dore furnace proves that molding straw powder can be fine as alternative fuel
Ground is used for cement clinker burning system.Equally, molding straw powder, which is suitable for burning, ignition temperature in boiler, can reach 1300-
1450 DEG C, burning is complete, the SO of generation2It is considerably less with NOx amount, it is the energy of the very recyclable regenerative of clean environment firendly.
Embodiment 1
The present embodiment molding straw powder process equipment include stalk metering platform scale 12, stalk aggregate bin 14, stalk to
Material machine 15, the first rubber conveyer 16, straw crusher 17, the second rubber conveyer 18, forming machine for straw 19, third adhesive tape are defeated
Unload hole 24, constant feeder 25, the 5th rubber conveyer 26, molding stalk crasher 27, bag of machine 20, molding stalk is sent to gather dust
Device 28, exhaust blower 29, molding straw powder screw conveyor 30 and molding straw powder storage warehouse 31；Above-mentioned stalk measures platform scale
12, stalk aggregate bin 14, stalk batcher 15, the first rubber conveyer 16, straw crusher 17, the second rubber conveyer 18,
Forming machine for straw 19 and third rubber conveyer 20 are sequentially connected according to process conditions, and the material in third rubber conveyer 20 is straight
Connect pour into the first molding stalk depots 21 or by means of transport (truck 13) be transported to the second molding stalk depots 22 or at
Type stalk is unloaded hole 24, and the material in the first molding stalk depots 21 is transported to the storage of the second molding stalk by means of transport
Warehousing 22 or molding stalk are unloaded hole 24；Second molding stalk depots 22 are unloaded with molding stalk, and to cheat 24 defeated by the 4th adhesive tape
Send machine 23 connect, molding stalk unload hole 24 lower section connect constant feeders 25, constant feeder 25 outlet successively with the 5th glue
Band conveyer 26, molding stalk crasher 27 and bag collector 28 connect, and the outlet of bag collector 28 connects air draft by pipeline
Machine 29,27 lower section connection molding straw powder screw conveyor 30 of bag collector, 30 outlet of molding straw powder screw conveyor passes through
Elephant trunk is connected to molding straw powder storage warehouse 31.
The present embodiment is molded the technique of the process equipment of straw powder, and the step of technique is：
1) it prepares and transports molding stalk：
Stalk is measured by stalk and is discharged into stalk aggregate bin 14 by means of transport (truck 13) after platform scale 12 measures, straw
Stalk is sent on the first rubber conveyer 16 by the stalk batcher 15 of the lower section of stalk aggregate bin 14, and the first rubber conveyer 16 is by straw
Stalk is sent to straw crusher 17, stalk after straw crusher 17 is broken again by the second rubber conveyer 18 be delivered to stalk at
Type machine 19 is to get molding stalk；Molding stalk is fallen on after being come out from forming machine for straw 19 on third rubber conveyer 20, then directly
It picks in the first molding stalk depots 21 or means of transport, molding stalk is sent by means of transport to the second molding stalk storage again
Warehousing 22 transports directly to molding stalk and unloads hole 24；
2) molding straw powder is prepared：Stalk will be molded through step 1) to send to the second molding stalk depots 22, then passed through
4th rubber conveyer 23 send to type stalk unload hole 24 in, or by step 1) be fed directly to molding stalk unload hole 24 in after,
It is sent again to the 5th rubber conveyer 26 of lower section by constant feeder 25, the 5th rubber conveyer 26 is sent stalk is molded to molding
Stalk crasher 27 is pumped by exhaust blower 29 in bag collector 28 through being molded the qualified molding straw powder that stalk crasher 27 crushes
It collects to get molding straw powder；The molding straw powder that bag collector 28 is collected is by molding straw powder screw conveyor
30 send to molding straw powder storage warehouse 31, can be stored to molding straw powder.
Embodiment 2
The present embodiment is molded the step of connection relation and technique of the process equipment of straw powder with embodiment 1, difference
It is that the present embodiment straw are not provided with the first molding stalk depots 21, molding stalk is sent directly into the by means of transport (truck 13)
Two molding stalk depots 22 or molding stalk are unloaded hole 24.The present embodiment, which is suitable for cement factory place, can arrange molding straw
The case where stalk depots.
Embodiment 3
The present embodiment is molded the step of connection relation and technique of the process equipment of straw powder with embodiment 1, difference
It is that the present embodiment is not provided with the second molding stalk depots 22, third rubber conveyer 20 is sent directly into first by stalk is molded
Stalk depots 21 are molded, then by means of transport (truck 13), truck 13, which will be molded stalk and be fed directly to molding stalk, unloads hole
24.The present embodiment is small suitable for cement factory place, cannot arrange the case where being molded stalk depots.
Embodiment 4
The present embodiment is molded the step of connection relation and technique of the process equipment of straw powder with embodiment 1, difference
It is that the present embodiment is not provided with the first molding stalk depots 21 and second molding stalk depots 22, third rubber conveyer 20
Molding stalk is packed into truck 13, truck 13, which will be molded stalk and be fed directly to molding stalk, unloads hole 24.The present embodiment is suitable for
The small situation of crop straw refuse yield, cement clinker burning system can use the molding stalk sent at any time,
Without storage.
Embodiment 5
The present embodiment is a kind of cement clinker burning system, the system apply made of the processing technology of embodiment 1 at
Type straw powder is as fuel.
Embodiment 6
The present embodiment is molded the step of connection relation and technique of the process equipment of straw powder with embodiment 1,1 institute of embodiment
Molding straw powder obtained be applied to application No. is：Alternative fuel is used as in 2015108686358 cement clinker burning system.
Embodiment 7
The present embodiment is molded the step of connection relation and technique of the process equipment of straw powder with embodiment 1,1 institute of embodiment
Molding straw powder obtained is applied in coal-burning boiler and biomass power plant.
The present invention does not address place and is suitable for the prior art.
Claims (3)
1. a kind of process equipment of molding straw powder, it is characterised in that the process equipment includes stalk metering platform scale, stalk collection
Hopper, stalk batcher, the first rubber conveyer, straw crusher, the second rubber conveyer, forming machine for straw, third adhesive tape
Conveyer, molding stalk unload hole, constant feeder, the 5th rubber conveyer, molding stalk crasher, bag collector, air draft
Machine, molding straw powder screw conveyor and molding straw powder storage warehouse；Above-mentioned stalk measures platform scale, stalk aggregate bin, straw
Stalk batcher, the first rubber conveyer, straw crusher, the second rubber conveyer, forming machine for straw and third rubber conveyer
It is sequentially connected according to process conditions, the material in third rubber conveyer directly pours into the first molding stalk depots or passes through fortune
Defeated tool is transported to the second molding stalk depots or molding stalk is unloaded hole, and the material in the first molding stalk depots leads to
Cross that means of transport is transported to the second molding stalk depots or molding stalk is unloaded hole；Second molding stalk depots and molding stalk
Unload hole by the 4th rubber conveyer connect, molding stalk unload hole lower section connect constant feeder, constant feeder outlet
It is connect successively with the 5th rubber conveyer, molding stalk crasher and bag collector, the outlet of bag collector is connected by pipeline
Exhaust blower, bag collector lower section connection molding straw powder screw conveyor, the outlet of molding straw powder screw conveyor passes through elephant trunk
It is connected to molding straw powder storage warehouse.
2. the process equipment of molding straw powder according to claim 1, it is characterised in that the straw crusher is electric power
Driving.
3. it is a kind of using described in claims 1 or 22 be molded straw powder process equipment processing technology, the processing technology it is specific
Step is：
1) it prepares and transports molding stalk：
Stalk is measured by stalk and is discharged into stalk aggregate bin by means of transport after platform scale measures, the straw below stalk aggregate bin
Stalk is sent on the first rubber conveyer by stalk batcher, and the first rubber conveyer send stalk to straw crusher, stalk warp
It crosses after straw crusher is crushed and forming machine for straw is delivered to get molding stalk by the second rubber conveyer again；Be molded stalk from
Forming machine for straw is fallen on after coming out on third rubber conveyer, is then sent directly into the first molding stalk depots or means of transport
Interior, molding stalk is sent to the second molding stalk depots by means of transport again or is transported directly to molding stalk and unload hole；
2) molding straw powder is prepared：Stalk will be molded through step 1) to send to the second molding stalk depots, then pass through the 4th glue
Band conveyer send to molding stalk and unloads in hole, or is fed directly to after molding stalk unloads in hole by step 1), then by quantitatively giving
Material machine is sent to the 5th rubber conveyer of lower section, and the 5th rubber conveyer will be molded stalk and send to molding stalk crasher, through at
The qualified molding straw powder that type stalk crasher crushes, which is pumped by exhaust blower in bag collector, collects to get molding stalk
Powder；The molding straw powder that bag collector is collected is sent by molding straw powder screw conveyor to molding straw powder storage warehouse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610777918.6A CN106179686B (en) | 2016-08-31 | 2016-08-31 | A kind of process equipment, technique and the application of molding straw powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610777918.6A CN106179686B (en) | 2016-08-31 | 2016-08-31 | A kind of process equipment, technique and the application of molding straw powder |
Publications (2)
| Publication Number | Publication Date |
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| CN106179686A CN106179686A (en) | 2016-12-07 |
| CN106179686B true CN106179686B (en) | 2018-09-04 |
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| CN201610777918.6A Active CN106179686B (en) | 2016-08-31 | 2016-08-31 | A kind of process equipment, technique and the application of molding straw powder |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106635233B (en) * | 2017-02-07 | 2019-04-19 | 湖州吉能生物质燃料有限公司 | A kind of straw granulating method and its grain forming system |
| CN110748909A (en) * | 2019-10-28 | 2020-02-04 | 美欣达欣智造(湖州)科技有限公司 | Kiln entering system of solid substitute fuel entering cement kiln |
| CN111322629B (en) * | 2020-04-03 | 2025-09-26 | 安徽海螺集团有限责任公司 | A biomass straw combustion system for cement kiln and its processing technology |
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