CN114854467A - Device for preparing solid fuel by blending sludge and wood fiber wastes and performing hydrothermal carbonization - Google Patents
Device for preparing solid fuel by blending sludge and wood fiber wastes and performing hydrothermal carbonization Download PDFInfo
- Publication number
- CN114854467A CN114854467A CN202210488479.2A CN202210488479A CN114854467A CN 114854467 A CN114854467 A CN 114854467A CN 202210488479 A CN202210488479 A CN 202210488479A CN 114854467 A CN114854467 A CN 114854467A
- Authority
- CN
- China
- Prior art keywords
- sludge
- raw material
- wood fiber
- communicated
- carbonization
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000003763 carbonization Methods 0.000 title claims abstract description 64
- 239000010802 sludge Substances 0.000 title claims abstract description 60
- 239000002699 waste material Substances 0.000 title claims abstract description 39
- 229920002522 Wood fibre Polymers 0.000 title claims abstract description 36
- 239000002025 wood fiber Substances 0.000 title claims abstract description 36
- 238000002156 mixing Methods 0.000 title claims abstract description 25
- 239000004449 solid propellant Substances 0.000 title claims abstract description 24
- 239000002994 raw material Substances 0.000 claims abstract description 100
- 230000007246 mechanism Effects 0.000 claims abstract description 65
- 238000006243 chemical reaction Methods 0.000 claims abstract description 52
- 238000011084 recovery Methods 0.000 claims abstract description 29
- 238000010438 heat treatment Methods 0.000 claims abstract description 18
- 238000012216 screening Methods 0.000 claims description 27
- 239000002657 fibrous material Substances 0.000 claims description 19
- 239000007788 liquid Substances 0.000 claims description 14
- 239000000835 fiber Substances 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 10
- 239000000243 solution Substances 0.000 claims description 8
- 241000609240 Ambelania acida Species 0.000 claims description 4
- 235000007164 Oryza sativa Nutrition 0.000 claims description 4
- 239000010905 bagasse Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000010903 husk Substances 0.000 claims description 4
- 235000009566 rice Nutrition 0.000 claims description 4
- 239000010902 straw Substances 0.000 claims description 4
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 3
- 239000012670 alkaline solution Substances 0.000 claims description 3
- 235000007983 food acid Nutrition 0.000 claims description 3
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 2
- 240000007594 Oryza sativa Species 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 22
- 239000000047 product Substances 0.000 description 8
- 230000018044 dehydration Effects 0.000 description 5
- 238000006297 dehydration reaction Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 241000209094 Oryza Species 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000005457 optimization Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 240000008042 Zea mays Species 0.000 description 2
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 2
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 235000005822 corn Nutrition 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000003440 toxic substance Substances 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 description 1
- 239000002028 Biomass Substances 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000010000 carbonizing Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012024 dehydrating agents Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000013601 eggs Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000001027 hydrothermal synthesis Methods 0.000 description 1
- 239000003077 lignite Substances 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 244000045947 parasite Species 0.000 description 1
- 239000003415 peat Substances 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 150000003071 polychlorinated biphenyls Chemical group 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L5/00—Solid fuels
- C10L5/40—Solid fuels essentially based on materials of non-mineral origin
- C10L5/46—Solid fuels essentially based on materials of non-mineral origin on sewage, house, or town refuse
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/30—Destroying solid waste or transforming solid waste into something useful or harmless involving mechanical treatment
- B09B3/35—Shredding, crushing or cutting
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L5/00—Solid fuels
- C10L5/40—Solid fuels essentially based on materials of non-mineral origin
- C10L5/44—Solid fuels essentially based on materials of non-mineral origin on vegetable substances
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a device for preparing solid fuel by blending sludge and wood fiber wastes and performing hydrothermal carbonization, which comprises a raw material storage system, a raw material conveying system, a carbonization reaction system and a product collecting system which are sequentially arranged from left to right, wherein the raw material storage system is communicated with the raw material conveying system, the raw material conveying system is communicated with the carbonization reaction system, the carbonization reaction system is communicated with the product collecting system through a pipeline, the product collecting system is provided with a heat exchange mechanism, the carbonization reaction system is provided with a heat recovery mechanism, the heat exchange mechanism and the heat recovery mechanism are both arranged corresponding to the raw material conveying system, a heating mechanism is arranged below the carbonization reaction system, a gas collecting mechanism is arranged above the carbonization reaction system, and the heating mechanism and the gas collecting mechanism are both arranged corresponding to the carbonization reaction system. The invention realizes the hydrothermal carbonization of the sludge and the wood fiber wastes, realizes the high-efficiency recovery and reutilization of energy in the treatment process, avoids resource waste and improves the treatment efficiency.
Description
Technical Field
The invention relates to the technical field of hydrothermal carbonization, in particular to a device for preparing solid fuel by blending sludge and wood fiber wastes and performing hydrothermal carbonization.
Background
The sludge is a product obtained after sewage treatment, contains various pollutants with complex components, including biological pollutants such as pathogenic bacteria and parasites (eggs), inorganic toxic substances such as copper, zinc, chromium and mercury, and persistent organic toxic substances such as polychlorinated biphenyl and dioxin, and is usually rich in a large amount of organic substances and N, P nutrient substances required by crop growth, so that the sludge causes serious pollution to the environment and endangers the life health of people.
The main components of the wood fiber wastes which can be collected and utilized include crop straws, rice husks, bagasse, corn cobs and the like, and besides the parts are used as livestock feed, papermaking and fuel, most of the wood fiber wastes are discarded and burned in farmlands or on the spot, so that the environment is polluted, and a large amount of natural resources are wasted.
The hydrothermal carbonization is a common treatment technology for treating sludge in the prior art, biomass and water are completely mixed according to a certain proportion and put into a reactor, and hydrothermal reaction is carried out at a certain temperature, reaction time and pressure to mainly obtain hydrothermal carbon as a solid product, wherein the quality of the hydrothermal carbon is close to that of peat and lignite, and the hydrothermal carbon can be directly combusted as a composite solid fuel. In the prior art, a device for mixing and carbonizing sludge and wood fiber wastes is not available, so that a device for preparing solid fuel by blending sludge and wood fiber wastes and performing hydrothermal carbonization is urgently needed, the device is used for recycling sludge and wood fiber wastes, resource waste is avoided, and the environment is protected.
Disclosure of Invention
The invention aims to provide a device for preparing solid fuel by blending sludge and wood fiber wastes and performing hydrothermal carbonization, which aims to solve the problems in the prior art.
In order to achieve the purpose, the invention provides the following scheme: the invention provides a device for preparing solid fuel by blending sludge and wood fiber wastes and performing hydrothermal carbonization, which comprises a raw material storage system, a raw material conveying system, a carbonization reaction system and a product collecting system which are sequentially arranged from left to right, the raw material storage system is communicated with the raw material conveying system, the raw material conveying system is communicated with the carbonization reaction system, the carbonization reaction system is communicated with the product collecting system through a pipeline, the product collecting system is provided with a heat exchange mechanism, the carbonization reaction system is provided with a heat recovery mechanism, the heat exchange mechanism and the heat recovery mechanism are both arranged corresponding to the raw material conveying system, the carbonization reaction system is characterized in that a heating mechanism is arranged below the carbonization reaction system, a gas collecting mechanism is arranged above the carbonization reaction system, and the heating mechanism and the gas collecting mechanism are arranged corresponding to the carbonization reaction system.
Preferably, the raw materials storage system includes raw materials storage jar, fibre thing feed inlet has been seted up at raw materials storage jar top middle part, be provided with broken screening mechanism in the raw materials storage jar, broken screening mechanism with the fibre thing feed inlet corresponds the setting, the mud delivery port has been seted up on the raw materials storage jar lateral wall, the mud delivery port is located broken screening mechanism below, raw materials storage jar is kept away from first discharge gate has been seted up to one side bottom of mud delivery port, first discharge gate with raw materials conveying system corresponds the setting.
Preferably, broken screening mechanism is connected including rotating a plurality of crushing rollers in the raw materials storage jar, and is a plurality of crushing roller parallel arrangement, adjacent two crushing roller corresponds the setting, the cavity has been seted up in the raw materials storage jar lateral wall, crushing roller one end stretches into fixedly connected with sprocket in the cavity, it is a plurality of the sprocket passes through chain drive and connects, fixedly connected with motor on the raw materials storage jar lateral wall, arbitrary the sprocket is kept away from one side of raw materials storage jar with the coaxial fixed connection of output shaft of motor, be provided with the screening portion in the raw materials storage jar, the screening portion be located crushing roller below and with crushing roller corresponds the setting, the screening portion with motor drive connects.
Preferably, the screening part comprises two sliding rods connected in the cavity in a sliding manner, the two sliding rods are arranged in parallel, a plurality of through holes are arranged on the slide bars at equal intervals along the axial direction, connecting rods are connected in the through holes in a sliding way, a screen is arranged between the connecting rods on the two slide bars, the two sides of the screen are respectively hinged with the two connecting rods, a plurality of screens are obliquely and parallelly arranged, the middle part of the screen is hinged on the inner wall of the raw material storage tank, one end of the connecting rod far away from the screen is fixedly connected with one end of a first spring, the first spring is sleeved on the connecting rod, the other end of the first spring is fixedly connected with the sliding rod, a cam is fixedly connected to an output shaft of the motor and is abutted against the top end of the sliding rod, the bottom end of the sliding rod is fixedly connected with one end of a second spring, and the other end of the second spring is fixedly connected with the bottom end inside the cavity.
Preferably, carbonization reaction system includes reation kettle, first feed inlet and second discharge gate have been seted up on the reation kettle lateral wall, first feed inlet with raw materials conveying system intercommunication, the second discharge gate with raw materials storage system intercommunication, the gas vent has been seted up to the reation kettle top, the gas vent with gas collection mechanism intercommunication, heating mechanism includes microwave generator, microwave generator fixedly connected with waveguide tube's one end, it places the chamber to have seted up liquid in the reation kettle lateral wall, liquid is placed the intracavity and is provided with the hot plate, be provided with the microwave ulcerate in the hot plate, the waveguide tube other end and microwave ulcerate fixed connection, heat recovery mechanism with liquid is placed the chamber and is corresponded the setting.
Preferably, the heat recovery mechanism comprises a circular truncated cone-shaped collecting tank fixedly connected to the top end of the reaction kettle, the bottom end of the circular truncated cone-shaped collecting tank is communicated with the reaction kettle, a heat steam recovery port is formed in the top end of the circular truncated cone-shaped collecting tank, the heat steam recovery port is communicated with the raw material conveying system, and the circular truncated cone-shaped collecting tank is communicated with the liquid containing cavity.
Preferably, the gas collection mechanism includes with the gas collection tank of gas vent intercommunication, be provided with the three-layer filter screen in the gas collection tank, the three-layer be provided with alkaline solution, burnt end food acid solution and cuprous ammonia solution on the filter screen respectively, be provided with discharge valve on the gas collection tank.
Preferably, the raw material conveying system comprises a raw material conveying tank, a second feeding hole and a third discharging hole are formed in the raw material conveying tank, the second feeding hole is communicated with the first discharging hole, the third discharging hole is communicated with the first feeding hole, an air inlet is formed in the bottom end of the raw material conveying tank, and the air inlet is communicated with the hot steam recovery hole.
Preferably, the product collecting system comprises a collecting tank, a third feeding port and a fourth discharging port are arranged on the collecting tank, the third feeding port is communicated with the second discharging port, the heat exchange mechanism comprises a heat exchanger fixedly connected to the collecting tank, and the heat exchanger corresponds to the raw material conveying tank.
Preferably, the sludge conveying port is communicated with a sludge conveying pipeline, the fiber material feeding port is used for feeding fiber materials, and the fiber materials are straws, rice husks, bagasse or corncobs.
The invention discloses the following technical effects:
1. according to the device for preparing the solid fuel through blending, hydrothermal carbonization and carbonization of the sludge and the wood fiber wastes, the raw material storage system and the internal crushing and screening mechanism are arranged, so that crushing and screening of fiber materials are realized, the crushing and screening degree is ensured, and meanwhile, the water content in the sludge is reduced through mixing of the fiber materials and the sludge, so that the consumption of the sludge dehydration process is reduced, and resources are saved.
2. According to the device for preparing the solid fuel by blending the sludge and the wood fiber wastes and performing hydrothermal carbonization, the gas collection mechanism is arranged to recycle heat in the reaction process, the mixed sludge in the raw material conveying system is preheated by the recycled heat, the waste of heat is avoided, and the resource reutilization is realized.
3. According to the device for preparing the solid fuel by blending the sludge and the wood fiber wastes and performing hydrothermal carbonization, the heat exchange mechanism is arranged, so that the heat is recycled when the materials after reaction are cooled, and the mixed sludge in the raw material conveying system is preheated by the heat generated when the materials are kept stand and cooled, so that the preheating efficiency is further improved, and the energy consumption is saved.
4. According to the device for preparing the solid fuel by blending the sludge and the wood fiber wastes and performing hydrothermal carbonization, the hydrothermal carbonization process is realized by arranging the microwave heating mode, the energy is clean and efficient, a large amount of harmful gas generated in the traditional process is avoided, and the waste gas treatment cost is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the apparatus of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
wherein, 1, a raw material storage tank; 2. a fiber material inlet; 3. a sludge delivery port; 4. a first discharge port; 5. a crushing roller; 6. a sprocket; 7. a chain; 8. a motor; 9. a slide bar; 10. a through hole; 11. a connecting rod; 12. screening a screen; 13. a first spring; 14. a cam; 15. a second spring; 16. a reaction kettle; 17. a first feed port; 18. a second discharge port; 19. an exhaust port; 20. a microwave generator; 21. a waveguide; 22. heating plates; 23. a liquid placement chamber; 24. microwave breach; 25. a truncated cone shaped collection trough; 26. a hot steam recovery port; 27. a gas collection tank; 28. a filter screen; 29. an exhaust valve; 30. a raw material conveying tank; 31. a second feed port; 32. a third discharge port; 33. an air inlet; 34. a collection tank; 35. a third feed inlet; 36. a fourth discharge port; 37. a heat exchanger; 38. a sludge conveying pipeline.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description thereof.
The invention provides a device for preparing solid fuel by blending sludge and wood fiber wastes and performing hydrothermal carbonization, which comprises a raw material storage system, a raw material conveying system, a carbonization reaction system and a product collecting system which are sequentially arranged from left to right, wherein the raw material storage system is communicated with the raw material conveying system, the raw material conveying system is communicated with the carbonization reaction system, the carbonization reaction system is communicated with the product collecting system through a pipeline, the product collecting system is provided with a heat exchange mechanism, the carbonization reaction system is provided with a heat recovery mechanism, the heat exchange mechanism and the heat recovery mechanism are both arranged corresponding to the raw material conveying system, a heating mechanism is arranged below the carbonization reaction system, a gas collection mechanism is arranged above the carbonization reaction system, and the heating mechanism and the gas collection mechanism are both arranged corresponding to the carbonization reaction system.
Further optimization scheme, in order to realize the mixture of mud and fibre thing, raw materials storage system includes raw materials storage jar 1, fibre thing feed inlet 2 has been seted up at 1 top middle part of raw materials storage jar, be provided with broken screening mechanism in the raw materials storage jar 1, broken screening mechanism corresponds the setting with fibre thing feed inlet 2, sludge transport mouth 3 has been seted up on 1 lateral wall of raw materials storage jar, sludge transport mouth 3 is located broken screening mechanism below, raw materials storage jar 1 is kept away from one side bottom of sludge transport mouth 3 and has been seted up first discharge gate 4, first discharge gate 4 corresponds the setting with raw materials conveying system, through the mixture of fibre thing and mud, reduce the moisture content in the mud, thereby reduce the consumption of mud dehydration, improve the efficiency of mud dehydration simultaneously, save the dehydration time.
Further optimizing the scheme, in order to realize the crushing of the fiber materials, the crushing and screening mechanism comprises a plurality of crushing rollers 5 which are rotatably connected in the raw material storage tank 1, the plurality of crushing rollers 5 are arranged in parallel, two adjacent crushing rollers 5 are correspondingly arranged, a cavity is formed in the side wall of the raw material storage tank 1, one end of each crushing roller 5 extends into the cavity and is fixedly connected with a chain wheel 6, the plurality of chain wheels 6 are in transmission connection through a chain 7, the outer side wall of the raw material storage tank 1 is fixedly connected with a motor 8, one side of any chain wheel 6, which is far away from the raw material storage tank 1, is coaxially and fixedly connected with an output shaft of the motor 8, a screening part is arranged in the raw material storage tank 1, the screening part is positioned below the crushing rollers 5 and is correspondingly arranged with the crushing rollers 5, and is in transmission connection with the motor 8, the motor 8 drives the chain wheel 6 to rotate, the chain wheel 6 and the chain 7 drive the crushing roller 5 to rotate, and the crushing treatment on the fiber is realized.
In order to realize the screening of the crushed fiber materials, the screening part comprises two slide bars 9 connected in a sliding manner in the cavity, the two slide bars 9 are arranged in parallel, a plurality of through holes 10 are formed in the slide bars 9 at equal intervals along the axial direction, connecting rods 11 are connected in the through holes 10 in a sliding manner, two opposite side walls in the raw material storage tank 1 are provided with long holes, the two slide bars 9 extend into the raw material storage tank 1 through the long holes, a screen 12 is arranged between the connecting rods 11 on the two slide bars 9, two sides of the screen 12 are respectively hinged with the two connecting rods 11, a plurality of screens 12 are arranged in an inclined and parallel manner, the middle parts of the two opposite outer side walls of the screen 12 are hinged on the inner wall of the raw material storage tank 1, so that the screen 12 can rotate around a hinged point, one end of the connecting rod 11 far away from the screen 12 is fixedly connected with one end of a first spring 13, the first spring 13 is sleeved on the connecting rod 11, and the other end of the first spring 13 is fixedly connected with the slide bars 9, fixedly connected with cam 14 on motor 8's the output shaft, cam 14 and the 9 top butt of slide bar, the one end of the equal fixedly connected with second spring 15 in slide bar 9 bottom, the 15 other end of second spring and the inside bottom fixed connection of cavity, it rotates to drive cam 14 through motor 8, cam 14 drives the 9 vertical movements of slide bar of butt, two slide bars 9 drive screen cloth 12 through cam 14 and second spring 15 and sway repeatedly, make the fibrous thing after the breakage evenly sieve to raw materials storage jar 1 in.
In order to realize the carbonization treatment of the sludge and the fiber, the carbonization reaction system comprises a reaction kettle 16, a first feed inlet 17 and a second discharge outlet 18 are arranged on the side wall of the reaction kettle 16, the first feed inlet 17 is communicated with a raw material conveying system, the second discharge outlet 18 is communicated with a raw material storage system, an exhaust port 19 is arranged at the top end of the reaction kettle 16, the exhaust port 19 is communicated with a gas collecting mechanism, the heating mechanism comprises a microwave generator 20, the microwave generator 20 is fixedly connected with one end of a waveguide tube 21, a liquid placing cavity 23 is arranged in the side wall of the reaction kettle 16, a heating plate 22 is arranged in the liquid placing cavity 23, a microwave breach 24 is arranged in the heating plate 22, the other end of the waveguide tube 21 is fixedly connected with the microwave breach 24, a heat recovery mechanism is arranged corresponding to the liquid placing cavity 23, water is arranged in the liquid placing cavity 23, and the carbonization reaction system is clean and efficient through microwave heating, the defect of generating a large amount of toxic gas in the traditional process is avoided.
Further optimize the scheme, in order to realize recycling thermal recovery in reation kettle 16, heat recovery mechanism includes the round platform shape collecting vat 25 of fixed connection on 16 tops of reation kettle, and round platform shape collecting vat 25 bottom and reation kettle 16 intercommunication, hot steam recovery mouth 26 has been seted up on round platform shape collecting vat 25 top, and hot steam recovery mouth 26 and raw materials conveying system intercommunication, round platform shape collecting vat 25 and liquid place chamber 23 intercommunication.
Further optimization scheme, in order to realize the recovery processing to waste gas in the reaction, the gas collection mechanism includes the gas collection tank 27 with gas vent 19 intercommunication, is provided with three-layer filter screen 28 in the gas collection tank 27, and it is used for absorbing carbon dioxide gas to adsorb alkaline solution respectively on the three-layer filter screen 28, and the terminal food acid solution of burnt nature is used for absorbing oxygen, and cuprous ammonia chloride solution is used for absorbing carbon monoxide, is provided with discharge valve 29 on the gas collection tank 27.
Further optimize the scheme, the raw materials conveying system includes that the raw materials carries jar 30, has seted up second feed inlet 31 and third discharge gate 32 on the raw materials carries jar 30, second feed inlet 31 and first discharge gate 4 intercommunication, third discharge gate 32 and first feed inlet 17 intercommunication, and air inlet 33 has been seted up to raw materials transport jar 30 bottom, and air inlet 33 and hot vapor recovery mouth 26 intercommunication, the material that mixes the dehydration carries out preheating treatment at raw materials transport jar 30.
Further optimization scheme, in order to further realize thermal recovery and reuse, the result collecting system includes collecting tank 34, be provided with third feed inlet 35 and fourth discharge gate 36 on the collecting tank 34, third feed inlet 35 and second discharge gate 18 intercommunication, heat exchange mechanism includes heat exchanger 37 of fixed connection on collecting tank 34, heat exchanger 37 and raw materials transport jar 30 corresponding setting, the result needs the internal cooling in collecting tank 34, the heat recovery that its produced is used for the preheating treatment to mud fibre thing mixture, retrieve heat resource, practice thrift the energy consumption.
In a further optimized scheme, the sludge conveying port 3 is communicated with the sludge conveying pipeline 38, the fiber material inlet 2 is used for throwing fiber materials, and the fiber materials are straws, rice husks, bagasse or corn cobs.
The invention provides a device for preparing solid fuel by blending sludge and wood fiber wastes and performing hydrothermal carbonization, the method comprises the steps of conveying sludge into a raw material storage tank 1 through a sludge conveying pipeline 38, conveying fiber materials through a fiber material feeding port 2, screening the crushed fiber materials into the raw material storage tank 1 through a screen 12 after the crushed fiber materials are crushed by a crushing roller 5, dehydrating the mixed sludge and the fiber materials by adding a dehydrating agent, preheating the mixture in a raw material conveying tank 30, feeding the preheated mixture into a reaction kettle 16 for hydrothermal carbonization at the treatment temperature of 150-200 ℃, the pressure of 15-30bar and the time of 60-150 minutes, cooling the treated collected material in a collecting tank 34, recovering the heat in the reaction kettle 16 and the heat in the collecting tank 34 into the raw material conveying tank 30, and preheating the next batch of mixed material, so that the resource consumption is saved.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (10)
1. The device for preparing the solid fuel by blending the sludge and the wood fiber wastes and performing hydrothermal carbonization is characterized by comprising a raw material storage system, a raw material conveying system, a carbonization reaction system and a product collecting system which are sequentially arranged from left to right, the raw material storage system is communicated with the raw material conveying system, the raw material conveying system is communicated with the carbonization reaction system, the carbonization reaction system is communicated with the product collecting system through a pipeline, the product collecting system is provided with a heat exchange mechanism, the carbonization reaction system is provided with a heat recovery mechanism, the heat exchange mechanism and the heat recovery mechanism are both arranged corresponding to the raw material conveying system, the carbonization reaction system is characterized in that a heating mechanism is arranged below the carbonization reaction system, a gas collecting mechanism is arranged above the carbonization reaction system, and the heating mechanism and the gas collecting mechanism are arranged corresponding to the carbonization reaction system.
2. The device for preparing the solid fuel by blending the sludge and the wood fiber wastes and performing hydrothermal carbonization on the sludge and the wood fiber wastes according to claim 1 is characterized in that: raw materials storage system includes raw materials storage jar (1), fibre thing feed inlet (2) have been seted up at raw materials storage jar (1) top middle part, be provided with broken screening mechanism in raw materials storage jar (1), broken screening mechanism with fibre thing feed inlet (2) correspond the setting, sludge conveying mouth (3) have been seted up on raw materials storage jar (1) lateral wall, sludge conveying mouth (3) are located broken screening mechanism below, raw materials storage jar (1) is kept away from first discharge gate (4) have been seted up to one side bottom of sludge conveying mouth (3), first discharge gate (4) with raw materials conveying system corresponds the setting.
3. The device for preparing the solid fuel by blending the sludge and the wood fiber wastes and performing hydrothermal carbonization on the sludge and the wood fiber wastes according to claim 2 is characterized in that: the crushing and screening mechanism comprises a plurality of crushing rollers (5) which are rotatably connected in the raw material storage tank (1), the crushing rollers (5) are arranged in parallel, two adjacent crushing rollers (5) are correspondingly arranged, a cavity is formed in the side wall of the raw material storage tank (1), one end of the crushing roller (5) extends into the cavity and is fixedly connected with a chain wheel (6), the chain wheels (6) are in transmission connection through a chain (7), the outer side wall of the raw material storage tank (1) is fixedly connected with a motor (8), one side of any chain wheel (6) far away from the raw material storage tank (1) is coaxially and fixedly connected with an output shaft of the motor (8), the screening part is arranged in the raw material storage tank (1), is positioned below the crushing roller (5) and corresponds to the crushing roller (5), and is in transmission connection with the motor (8).
4. The device for preparing the solid fuel by blending the sludge and the wood fiber wastes and performing hydrothermal carbonization on the sludge and the wood fiber wastes according to claim 3 is characterized in that: the screening part comprises two slide bars (9) which are slidably connected in the cavity, the two slide bars (9) are arranged in parallel, a plurality of through holes (10) are formed in the slide bars (9) at equal intervals along the axial direction, connecting rods (11) are slidably connected in the through holes (10), a screen (12) is arranged between the connecting rods (11) on the two slide bars (9), two sides of the screen (12) are respectively hinged with the two connecting rods (11), the screen (12) is inclined and arranged in parallel, the middle part of the screen (12) is hinged on the inner wall of the raw material storage tank (1), one end of the connecting rod (11) far away from the screen (12) is fixedly connected with one end of a first spring (13), the first spring (13) is sleeved on the connecting rod (11), and the other end of the first spring (13) is fixedly connected with the slide bars (9), the improved structure is characterized in that a cam (14) is fixedly connected to an output shaft of the motor (8), the cam (14) is abutted to the top end of the sliding rod (9), one end of a second spring (15) is fixedly connected to the bottom end of the sliding rod (9), and the other end of the second spring (15) is fixedly connected to the bottom end inside the cavity.
5. The device for preparing the solid fuel by blending the sludge and the wood fiber wastes and performing hydrothermal carbonization on the sludge and the wood fiber wastes according to claim 2 is characterized in that: the carbonization reaction system comprises a reaction kettle (16), a first feed inlet (17) and a second discharge outlet (18) are formed in the side wall of the reaction kettle (16), the first feed inlet (17) is communicated with the raw material conveying system, the second discharge outlet (18) is communicated with the raw material storage system, an exhaust port (19) is formed in the top end of the reaction kettle (16), the exhaust port (19) is communicated with the gas collection mechanism, the heating mechanism comprises a microwave generator (20), one end of a waveguide tube (21) is fixedly connected with the microwave generator (20), a liquid placing cavity (23) is formed in the side wall of the reaction kettle (16), a heating plate (22) is arranged in the liquid placing cavity (23), a microwave break opening (24) is formed in the heating plate (22), and the other end of the waveguide tube (21) is fixedly connected with the microwave break opening (24), the heat recovery mechanism is arranged corresponding to the liquid placing cavity (23).
6. The device for preparing the solid fuel by blending the sludge and the wood fiber wastes and performing hydrothermal carbonization on the sludge and the wood fiber wastes according to claim 5 is characterized in that: the heat recovery mechanism comprises a circular truncated cone-shaped collecting groove (25) fixedly connected to the top end of the reaction kettle (16), the bottom end of the circular truncated cone-shaped collecting groove (25) is communicated with the reaction kettle (16), a heat steam recovery port (26) is formed in the top end of the circular truncated cone-shaped collecting groove (25), the heat steam recovery port (26) is communicated with the raw material conveying system, and the circular truncated cone-shaped collecting groove (25) is communicated with the liquid placing cavity (23).
7. The device for preparing the solid fuel by blending the sludge and the wood fiber wastes and performing hydrothermal carbonization on the sludge and the wood fiber wastes according to claim 5 is characterized in that: the gas collection mechanism include with gas collection tank (27) of gas vent (19) intercommunication, be provided with three-layer filter screen (28) in gas collection tank (27), the three-layer be provided with alkaline solution, burnt end food acid solution and cuprous ammonia solution on filter screen (28) respectively, be provided with discharge valve (29) on gas collection tank (27).
8. The device for preparing the solid fuel by blending the sludge and the wood fiber wastes and performing hydrothermal carbonization on the sludge and the wood fiber wastes according to claim 6 is characterized in that: the raw materials conveying system comprises a raw materials conveying tank (30), a second feeding hole (31) and a third discharging hole (32) are formed in the raw materials conveying tank (30), the second feeding hole (31) is communicated with the first discharging hole (4), the third discharging hole (32) is communicated with the first feeding hole (17), an air inlet (33) is formed in the bottom end of the raw materials conveying tank (30), and the air inlet (33) is communicated with a hot steam recovery port (26).
9. The apparatus for preparing solid fuel by blending sludge and wood fiber wastes with hydrothermal carbonization according to claim 8 is characterized in that: the product collecting system comprises a collecting tank (34), a third feeding port (35) and a fourth discharging port (36) are arranged on the collecting tank (34), the third feeding port (35) is communicated with the second discharging port (18), the heat exchange mechanism comprises a heat exchanger (37) fixedly connected to the collecting tank (34), and the heat exchanger (37) is correspondingly arranged on the raw material conveying tank (30).
10. The device for preparing the solid fuel by blending the sludge and the wood fiber wastes and performing hydrothermal carbonization on the sludge and the wood fiber wastes according to claim 2 is characterized in that: the sludge conveying opening (3) is communicated with a sludge conveying pipeline (38), the fiber material feeding opening (2) is used for feeding fiber materials, and the fiber materials are straws, rice husks, bagasse or corncobs.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210488479.2A CN114854467B (en) | 2022-05-06 | 2022-05-06 | Device for preparing solid fuel by blending sludge and wood fiber wastes and performing hydrothermal carbonization |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210488479.2A CN114854467B (en) | 2022-05-06 | 2022-05-06 | Device for preparing solid fuel by blending sludge and wood fiber wastes and performing hydrothermal carbonization |
Publications (2)
Publication Number | Publication Date |
---|---|
CN114854467A true CN114854467A (en) | 2022-08-05 |
CN114854467B CN114854467B (en) | 2023-02-24 |
Family
ID=82635662
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210488479.2A Active CN114854467B (en) | 2022-05-06 | 2022-05-06 | Device for preparing solid fuel by blending sludge and wood fiber wastes and performing hydrothermal carbonization |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114854467B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117990858A (en) * | 2024-01-19 | 2024-05-07 | 江苏省农业科学院 | Multichannel gas monitoring device |
Citations (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB493600A (en) * | 1938-03-22 | 1938-10-11 | Wolsingham Steel Company Ltd | Improvements in and relating to vibratory screens |
GB589698A (en) * | 1944-06-09 | 1947-06-27 | Austin Richard Palmer | Improvements in and relating to the preparation of flour for baking bread and the like |
DE2923662A1 (en) * | 1979-06-12 | 1980-12-18 | Cyrus Gmbh Schwingtechnik | Vibrating sieve system with several sieve webs - has cross-members on individual sieve webs, forming subsequent sieve units |
JPH11207312A (en) * | 1998-01-22 | 1999-08-03 | Fujikawa Kinzoku Kk | Method for recovering metal piece, polyvinyl chloride-rubber crushed material and iron powder from automobile waste molding |
WO2000005328A1 (en) * | 1998-07-10 | 2000-02-03 | Arnesson Energi Ab | Method of producing biofuel |
KR20000013684A (en) * | 1998-08-12 | 2000-03-06 | 이칠성 | Vibration sorter |
JP2000135473A (en) * | 1999-12-20 | 2000-05-16 | Taiwa Seiki:Kk | Grain vibrating selector |
CN104150743A (en) * | 2014-07-22 | 2014-11-19 | 广州中国科学院先进技术研究所 | Method for preparing sludge carbon by virtue of microwave-assisted hydrothermal carbonization |
US20160272902A1 (en) * | 2013-11-29 | 2016-09-22 | Wuhan Kaidi Engineering Technology Research Institute Co., Ltd. | Method and device for pyrolysis of biomass to produce syngas |
CN205731965U (en) * | 2016-05-05 | 2016-11-30 | 刘明杲 | A kind of fast vibration sieve powder device |
CN106753462A (en) * | 2016-12-05 | 2017-05-31 | 中国科学院广州能源研究所 | One kind classification directional thermal decomposition sludge carbonization method |
GB2549334A (en) * | 2016-04-15 | 2017-10-18 | Ind Chemicals Group Ltd | Combustible product |
CN107497662A (en) * | 2017-08-03 | 2017-12-22 | 南京协和助剂有限公司 | Plastic cement auxiliary agent screening machine |
CN108129001A (en) * | 2017-11-28 | 2018-06-08 | 浙江农林大学 | A kind of feces of livestock and poultry continuous hydrothermal carbonization system and its technique |
KR101883463B1 (en) * | 2017-05-19 | 2018-08-31 | 현대기계공업(주) | Rotary shifter for embryo bud screening |
CN209287691U (en) * | 2018-12-06 | 2019-08-23 | 临沂悦鹏环保科技有限公司 | A kind of raw material screening device of ceramic water-permeable brick |
CN209697442U (en) * | 2019-03-29 | 2019-11-29 | 中原工学院 | Vibrating screen is used in a kind of preparation of ceramic powder |
CN111533401A (en) * | 2020-06-04 | 2020-08-14 | 太原正阳环境工程有限公司 | Energy-saving low-temperature carbonized sludge treatment system and process |
CN112479204A (en) * | 2020-12-09 | 2021-03-12 | 青岛理工大学 | Process and method for preparing active carbon by hydrothermal co-carbonization of enteromorpha and municipal sludge |
CN214717034U (en) * | 2021-03-26 | 2021-11-16 | 什邡市新易达现代农业科技有限公司 | Water-soluble fertilizer grading crusher |
CN113845087A (en) * | 2021-10-29 | 2021-12-28 | 华中科技大学 | Method for preparing hydrogen by blending, catalyzing and gasifying straw and wet sludge and application |
CN113877813A (en) * | 2021-11-18 | 2022-01-04 | 江西宏巍建筑工程有限公司 | Municipal works are with high-efficient screening sand device |
CN114262137A (en) * | 2021-12-24 | 2022-04-01 | 北京城市排水集团有限责任公司 | Sludge and kitchen cooperative digestion process coupled with embedded pyrohydrolysis |
CN216172724U (en) * | 2021-11-04 | 2022-04-05 | 河南华峰制药有限公司 | Rubbing crusher with screening function |
CN114639885A (en) * | 2022-02-24 | 2022-06-17 | 上饶市环锂循环科技有限公司 | Separation screening system for recycling waste lithium batteries |
-
2022
- 2022-05-06 CN CN202210488479.2A patent/CN114854467B/en active Active
Patent Citations (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB493600A (en) * | 1938-03-22 | 1938-10-11 | Wolsingham Steel Company Ltd | Improvements in and relating to vibratory screens |
GB589698A (en) * | 1944-06-09 | 1947-06-27 | Austin Richard Palmer | Improvements in and relating to the preparation of flour for baking bread and the like |
DE2923662A1 (en) * | 1979-06-12 | 1980-12-18 | Cyrus Gmbh Schwingtechnik | Vibrating sieve system with several sieve webs - has cross-members on individual sieve webs, forming subsequent sieve units |
JPH11207312A (en) * | 1998-01-22 | 1999-08-03 | Fujikawa Kinzoku Kk | Method for recovering metal piece, polyvinyl chloride-rubber crushed material and iron powder from automobile waste molding |
WO2000005328A1 (en) * | 1998-07-10 | 2000-02-03 | Arnesson Energi Ab | Method of producing biofuel |
KR20000013684A (en) * | 1998-08-12 | 2000-03-06 | 이칠성 | Vibration sorter |
JP2000135473A (en) * | 1999-12-20 | 2000-05-16 | Taiwa Seiki:Kk | Grain vibrating selector |
US20160272902A1 (en) * | 2013-11-29 | 2016-09-22 | Wuhan Kaidi Engineering Technology Research Institute Co., Ltd. | Method and device for pyrolysis of biomass to produce syngas |
CN104150743A (en) * | 2014-07-22 | 2014-11-19 | 广州中国科学院先进技术研究所 | Method for preparing sludge carbon by virtue of microwave-assisted hydrothermal carbonization |
GB2549334A (en) * | 2016-04-15 | 2017-10-18 | Ind Chemicals Group Ltd | Combustible product |
CN205731965U (en) * | 2016-05-05 | 2016-11-30 | 刘明杲 | A kind of fast vibration sieve powder device |
CN106753462A (en) * | 2016-12-05 | 2017-05-31 | 中国科学院广州能源研究所 | One kind classification directional thermal decomposition sludge carbonization method |
KR101883463B1 (en) * | 2017-05-19 | 2018-08-31 | 현대기계공업(주) | Rotary shifter for embryo bud screening |
CN107497662A (en) * | 2017-08-03 | 2017-12-22 | 南京协和助剂有限公司 | Plastic cement auxiliary agent screening machine |
CN108129001A (en) * | 2017-11-28 | 2018-06-08 | 浙江农林大学 | A kind of feces of livestock and poultry continuous hydrothermal carbonization system and its technique |
CN209287691U (en) * | 2018-12-06 | 2019-08-23 | 临沂悦鹏环保科技有限公司 | A kind of raw material screening device of ceramic water-permeable brick |
CN209697442U (en) * | 2019-03-29 | 2019-11-29 | 中原工学院 | Vibrating screen is used in a kind of preparation of ceramic powder |
CN111533401A (en) * | 2020-06-04 | 2020-08-14 | 太原正阳环境工程有限公司 | Energy-saving low-temperature carbonized sludge treatment system and process |
CN112479204A (en) * | 2020-12-09 | 2021-03-12 | 青岛理工大学 | Process and method for preparing active carbon by hydrothermal co-carbonization of enteromorpha and municipal sludge |
CN214717034U (en) * | 2021-03-26 | 2021-11-16 | 什邡市新易达现代农业科技有限公司 | Water-soluble fertilizer grading crusher |
CN113845087A (en) * | 2021-10-29 | 2021-12-28 | 华中科技大学 | Method for preparing hydrogen by blending, catalyzing and gasifying straw and wet sludge and application |
CN216172724U (en) * | 2021-11-04 | 2022-04-05 | 河南华峰制药有限公司 | Rubbing crusher with screening function |
CN113877813A (en) * | 2021-11-18 | 2022-01-04 | 江西宏巍建筑工程有限公司 | Municipal works are with high-efficient screening sand device |
CN114262137A (en) * | 2021-12-24 | 2022-04-01 | 北京城市排水集团有限责任公司 | Sludge and kitchen cooperative digestion process coupled with embedded pyrohydrolysis |
CN114639885A (en) * | 2022-02-24 | 2022-06-17 | 上饶市环锂循环科技有限公司 | Separation screening system for recycling waste lithium batteries |
Non-Patent Citations (4)
Title |
---|
刘亦陶等: "废弃生物质水热炭化技术及其产物在废水处理中的应用进展", 《化学与生物工程》 * |
李国栋等: "COMAS制丝线打前筛分系统技改经验", 《烟草科技》 * |
杨茹等: "改性稻壳气化焦的烟气脱汞性能", 《东华大学学报(自然科学版).》 * |
武宏香等: "污泥与煤、木屑的混合燃烧特性及动力学研究", 《环境科学与技术》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117990858A (en) * | 2024-01-19 | 2024-05-07 | 江苏省农业科学院 | Multichannel gas monitoring device |
CN117990858B (en) * | 2024-01-19 | 2024-07-19 | 江苏省农业科学院 | Multichannel gas monitoring device |
Also Published As
Publication number | Publication date |
---|---|
CN114854467B (en) | 2023-02-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN210176701U (en) | System for municipal sludge deep reduction treatment | |
KR102135705B1 (en) | Reactor for torrefaction and method for manufacturing solid refuse fuel using the same | |
CN104986934A (en) | Continuous thermal decomposition method and apparatus for sludge | |
CN114854467B (en) | Device for preparing solid fuel by blending sludge and wood fiber wastes and performing hydrothermal carbonization | |
CN111621311A (en) | Self-heating type carbon heat co-production biomass pyrolysis equipment and process | |
KR101170602B1 (en) | fermenting apparatus for livestock feces | |
CN104791809A (en) | Environment-friendly waste incineration equipment for paper making factory and work method | |
CN114634286B (en) | System and method for preparing fecal biochar and flushing toilet by utilizing solar energy and pyrolysis waste heat | |
CN112044914B (en) | Kitchen garbage separating and degrading system and method | |
CN113117641B (en) | Method and device for regenerating granular active carbon by treating animals died of diseases | |
KR100473583B1 (en) | Equipments and method for Manufacturing active carbon using food wastes | |
CN205603520U (en) | Domestic waste dry distillation conversion processing system | |
CN213113302U (en) | Animal waste treatment system | |
CN114632797A (en) | Comprehensive organic waste subcritical hydrolysis treatment method | |
CN210765153U (en) | Carbon-fertilizer co-production system | |
CN110607328A (en) | Dry-type anaerobic fermentation treatment method for straws | |
JPH11319789A (en) | Device and method for fermenting and drying/ preliminarily carbonizing/burning vegetable organic substance, thermophilic fermentative bacteria, and fermented dried material | |
CN220537669U (en) | Livestock manure pyrolysis carbonization device | |
CN218058899U (en) | Waste treatment and recovery production line | |
CN215102797U (en) | Livestock and poultry excrement high-temperature rapid dehydration fermentation equipment | |
CN214031738U (en) | Reaction device for preparing hydrothermal carbon | |
CN214612117U (en) | System for handle mud | |
CN215886849U (en) | Kitchen waste treatment system | |
CN210117373U (en) | System for handle organic rubbish in villages and towns | |
CN115465863B (en) | Integrated furnace for preparing activated carbon by steam one-step method, preparation system and method |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |