CN209508145U - A kind of biomass pyrolysis liquefying device based on solar-heating - Google Patents
A kind of biomass pyrolysis liquefying device based on solar-heating Download PDFInfo
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- CN209508145U CN209508145U CN201822075953.0U CN201822075953U CN209508145U CN 209508145 U CN209508145 U CN 209508145U CN 201822075953 U CN201822075953 U CN 201822075953U CN 209508145 U CN209508145 U CN 209508145U
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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
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
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- Y02P20/133—Renewable energy sources, e.g. sunlight
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Abstract
The utility model relates to a kind of biomass pyrolysis liquefying device based on solar-heating, it includes biomass feed unit, bakes pretreatment unit, cracking reaction unit and collection of products processing unit.In the case where shining upon, the mode that solar vacuum heat-collecting pipe and cracking reaction ball pass through line focus and point focusing respectively reaches a high temperature state；Biomass carries out baking pretreatment by auger conveyor push-in baking cavity, it bakes pretreated product and enters cracking reaction ball progress fast pyrolysis under inert gas drive, solid product takes cracking reaction ball out of by inert gas, gas solid separation is realized by gas-solid separator, condensable gas product is condensed into liquid fuel in cooling cylinder-and biodiesel, condensable gas does not enter air accumulator after device for drying and filtering is handled.The utility model is fully utilized solar energy and bakes pretreatment and cracking reaction heat supply to biomass, has saved conversion cost, has reduced energy consumption, while having obtained the biodiesel that energy density is high, stability is good.
Description
Technical field
The utility model relates to biomass energy technology field, specifically a kind of biomass cracking based on solar-heating
Liquefying plant.
Background technique
Biomass is the substance that the mankind are used to obtain the energy earliest, and utilization is with a long history.Biomass energy be it is currently the only can
It is converted into the renewable energy of liquid fuel, and the carbon containing renewable energy of unique alternative fossil energy.Biomass energy
Efficient Development utilizes, and for solving China's energy, ecological environment problem has a very important significance.
Existing research proves that biomass, which bakes pretreatment, can solve asking for biomass storage, transport, broken etc.
Topic improves biomass material quality, and generates positive influence to its later use.Cracking is to realize the main skill of biomass liquefying
Art is to be heated to 400 DEG C of temperatures above by outside, the organic matter in biomass by biomass under anaerobic or low-oxygen environment
Matter is converted into the volatile matter of gas phase and the residual charcoal of solid phase；Volatile matter passes through subsequent condensation, the product liquid biodiesel of formation
It can not only be used directly as fuel, industrial chemicals can also be refined into；The residual charcoal of solid phase under conditions of starvation after
It is continuous to be cooled to room temperature, biomass coke can be obtained.Cracking is a kind of important work by biomass castoff " turning waste into wealth "
Skill is the effective way for solving the problems, such as China's fossil energy deficiency, is biomass development and utilization most commercialized development prospect
Industry.
However the baking pretreatment and cracking of biomass are the processes of a consumption of calorie, it usually needs investment is a large amount of costly
Fuel to maintain equipment operation, therefore its higher cost, hinder large-scale industrial application process.
Utility model content
The purpose of this utility model is to solve the problems mentioned above in the background art, is proposed a kind of based on solar-heating
Biomass pyrolysis liquefying device.
The utility model has the following beneficial effects:
1. biomass involved in the utility model bakes and cracking heat source is both from solar energy, biomass is substantially reduced
Energy consumption in baking and cracking process.
2. biomass involved in the utility model bakes and cracking heat source is from solar energy, production process does not have waste
Discharge, so biomass bakes and cracking process not will cause environmental pollution, it is environmentally friendly biomass processes technology.
3. biomass baking cavity involved in the utility model has phase-change thermal storage layer, solar radiation change can be effectively relieved
Change to baking cavity temperature profile effect.
The technical solution of the utility model is:
A kind of biomass pyrolysis liquefying device based on solar-heating, including biomass feed unit (1), the pre- place of baking
Manage unit (2), cracking reaction unit (3) and collection of products processing unit (4), wherein biomass feed unit (1) is by indifferent gas
Body gas tank (11), motor (12), material and carrier gas supply warehouse (13) and auger conveyor (14) composition；Bake pretreatment unit
It (2) include solar vacuum heat-collecting pipe (21), linear concentrator reflecting plate (22), vacuum layer (23), phase-change thermal storage layer (24) and baking
It roasts chamber (25)；Cracking reaction unit (3) includes spherical reflecting surface (31), vacuum photic zone (32) and cracking reaction ball (33)；It produces
Object collects processing unit (4) and includes gas-solid separator (41), cooling cylinder (42), volatilization subtube (43), can not coagulate volatilization and be in charge of
Road (44), device for drying and filtering (45) and air accumulator (46)；
A kind of biomass pyrolysis liquefying device based on solar-heating it is further characterized in that: inert gas gas tank (11) go out
Auger conveyor (14) are arranged in mouth connection material and carrier gas supply warehouse (13) import, material and carrier gas supply warehouse (13) lower section, spiral shell
It revolves and connects motor (12) on the left of conveyer (14)；Solar vacuum heat-collecting pipe (21) setting is poly- in linear light gathering baffle-board (22)
On focal axis line, auger conveyor (14) are arranged in baking cavity (25), and phase-change material, phase-change thermal storage are filled inside phase-change thermal storage layer (24)
Layer (24) outer surface has solar selectively absorbing coating；Spherical reflecting surface (31) uses double-layer structure, vacuum photic zone
(32) inside and outside two layers of transparent glass is set, and the hollow space between two layers of transparent glass vacuumizes, cracking reaction ball (33) is set
It sets on the focus point of spherical reflecting surface (31), inside setting porous media skeleton, outer surface is absorbed with solar selectively
Coating；Gas-solid separator (41) import is connected with cracking reaction unit (3) pipe outlet, outlet by volatilization subtube (43) with
Cooling cylinder (42) import is connected, and cooling cylinder (42) outlet is by that can not coagulate volatilization subtube (44) and device for drying and filtering (45) import
It is connected, device for drying and filtering (45) outlet is connect with air accumulator (46), to constitute complete reaction unit.
A kind of biomass pyrolysis liquefying device based on solar-heating described in the utility model, working principle exist
In: biomass material enters auger conveyor (14) from material and carrier gas supply warehouse (13), and motor (12) drives spiral transferring
It send device (14) to rotate, the revolving speed of auger conveyor (14) is controlled by adjusting the frequency of motor (12), thus by biomass
Raw material is continuously sent into baking cavity (25) and carries out baking pretreatment, and temperature range is 200~300 DEG C, meanwhile, inert gas
Baking cavity (25) are delivered to from inert gas gas tank (11) through material and carrier gas supply warehouse (13)；Solar vacuum heat-collecting pipe (21)
The sunlight from linear concentrator reflecting plate (22) reflection is received, sunlight is selected through vacuum layer (23) with solar energy
Phase-change thermal storage layer (24) outer surface of selecting property absorber coatings carries out photothermal conversion, and transfers heat in phase-change thermal storage layer (24)
The phase-change material in portion transmits heat to baking cavity (25) by the phase transformation of phase-change material, and the baking for completing biomass material is located in advance
Reason；It bakes pretreated product and progress fast pyrolysis reaction, the sun is blown into cracking reaction ball (33) by inert gas
Light passes through vacuum photic zone (32), and a part shines directly into cracking reaction ball (33), and other parts pass through spherical reflecting surface
(31) focus on cracking reaction ball (33), sunlight be cleaved reaction sphere (33) outer surface coating for selective absorption absorb and it is complete
At photothermal conversion, big partial size solid product can not be continued to be trapped in and be split by the porous media skeleton in cracking reaction ball (33)
It solves in reaction sphere (33), until sufficiently reaction, partial size reduce to a certain extent, cracking reaction ball (33) is taken out of by inert gas,
Gas solid separation is realized into gas-solid separator (41)；Solid product is collected by gas-solid separator (41), and gaseous product passes through volatilization
Subtube (43) enters in cooling cylinder (42), and condensable gas is condensed into product liquid in cooling cylinder (42), not coercibility
Gas enters device for drying and filtering (45) by that can not coagulate volatilization subtube (44), enters air accumulator (46) after processing.
Further, a kind of biomass pyrolysis liquefying device based on solar-heating described in the utility model patent,
It is characterized in that, the inert gas in the biomass feed unit (1) in inert gas gas tank (11) is both to bake pretreatment
With the protection gas of cracking reaction and the carrier gas of cracking reaction, nitrogen can be used as the inert gas.
Further, a kind of biomass pyrolysis liquefying device based on solar-heating described in the utility model patent,
It is characterized in that, decalescence and heat release of the phase-change thermal storage layer (24) using phase-change material in the baking pretreatment unit (2)
Guarantee the relative constant of baking cavity (25) temperature, reduces the influence of solar radiation variations.
Further, a kind of biomass pyrolysis liquefying device based on solar-heating described in the utility model patent,
It is characterized in that, spherical reflecting surface (31) uses double-layer structure in the cracking reaction unit (3), and layer structure uses vacuum layer
Or insulating layer, keep the condition of high temperature of cracking reaction ball (33).
Further, a kind of biomass pyrolysis liquefying device based on solar-heating described in the utility model patent,
It is characterized in that, inside and outside two layers of the transparent glass of vacuum photic zone (32) setting in the cracking reaction unit (3), among two glass
Interlayer extracts vacuum state, keeps the condition of high temperature of cracking reaction ball (33).
Further, a kind of biomass pyrolysis liquefying device based on solar-heating described in the utility model patent,
It is characterized in that, porous media skeleton is set inside cracking reaction ball (33) in the cracking reaction unit (3), to prevent from not filling
The material of reaction is divided to be taken away by carrier gas, to guarantee the adequacy of cracking reaction；Cracking reaction ball (33) is arranged in spherical reflecting surface
(31) on focus point, to guarantee the received adequacy of sunlight；It is inhaled with solar selectively cracking reaction ball (33) outer surface
Coating is received, for improving photothermal conversion efficiency, guarantees the hot environment of cracking reaction ball (33).
Further, a kind of biomass pyrolysis liquefying device based on solar-heating described in the utility model patent,
It being characterized in that, insulating layer is arranged in all pipeline external surfaces in the baking pretreatment unit (2), cracking reaction unit (3),
Prevent the condensation of reaction product in reaction process；In collection of products processing unit (4) outside gas-solid separator (41) inlet and outlet pipeline
Insulating layer is set, prevents gaseous product from condensing.
Detailed description of the invention
Fig. 1 is the biomass pyrolysis liquefying device technique flow chart based on solar-heating.
Fig. 2 is the biomass pyrolysis liquefying apparatus structure schematic diagram based on solar-heating.
Fig. 3 is the structure chart for baking pretreatment unit device.
Fig. 4 is the three-view diagram of cracking reaction cell arrangement.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe:
Please refer to Fig. 1~4, the inert gas filled with certain volume in inert gas gas tank (11), such as nitrogen, argon gas, object
The biomass material of certain mass, inert gas gas tank (11) outlet connection material and load are placed in material and carrier gas supply warehouse (13)
Auger conveyor (14) are set below gas supply warehouse (13) import, material and carrier gas supply warehouse (13), auger conveyor (14) is left
Side connects motor (12)；Solar vacuum heat-collecting pipe (21) is arranged in linear light gathering baffle-board (22) focus axis, linearly
Light gathering baffle-board (22) in the way of line focus by solar light focusing to solar vacuum heat-collecting pipe (21), main shape
Formula has paraboloid trough type, linear Fresnel formula, the purpose is to guarantee the uniformity of solar vacuum heat-collecting pipe (21) axial temperature,
Auger conveyor (14) are arranged in baking cavity (25), phase-change material are filled inside phase-change thermal storage layer (24), such as binary nitric acid fuse salt
40%KNO3+60%NaNO3, phase-change thermal storage layer (24) outer surface have solar selectively absorbing coating, it is therefore an objective to absorb from
The reflected light of linear concentrator reflecting plate (22) completes photothermal conversion；Spherical reflecting surface (31) uses double-layer structure, and internal layer is reflection
Vacuum interlayer is arranged using between insulating layer or bilayer in mirror, outer layer, it is therefore an objective to reduce cracking reaction ball (33) to outside
Heat dissipation guarantees the hot environment of cracking reaction ball (33)；Inside and outside two layers of transparent glass, two light transmission glass are arranged in vacuum photic zone (32)
Hollow space between glass vacuumizes, and cracking reaction ball (33) is arranged on the focus point of spherical reflecting surface (31), inside setting
Porous media skeleton, porous media skeleton can use foam metal, and there are two porous media skeleton functions: bake pre- place first is that increasing
It manages product and passes through the resistance of cracking reaction ball (33), to increase the reaction time, second is that restriction pyrolysis product passes through partial size, guarantor
Card sufficiently reaction；Gas-solid separator (41) import is connected with cracking reaction unit (3) pipe outlet, and outlet passes through volatilization subtube
(43) it is connected with cooling cylinder (42) import, cooling cylinder (42) outlet is by that can not coagulate volatilization subtube (44) and device for drying and filtering
(45) import is connected, and device for drying and filtering (45) outlet is connect with air accumulator (46), to constitute complete reaction unit.
Specific implementation process is as follows: adjustment bakes the direction of pretreatment unit (2) and cracking reaction unit (3) and inclines first
Rake angle is placed on towards the sun, receives the optimal position of sunlight；Irradiate certain time, baking cavity (25) temperature reaches 200~
It 300 DEG C, opens inert gas gas tank (11), certain outlet pressure is set, while by biologies such as tentatively broken stalk, timber
Matter raw material is put into material and carrier gas supply warehouse (13)；It opens motor (12), regulates motor (12) frequency, auger conveyor
(14) it is rotated with certain speed, biomass material is transported to baking cavity (25) by auger conveyor (14), carries out baking pretreatment
Reaction；Pretreated product is baked under the drive of inert gas, cracking reaction ball (33) is entered and carries out cracking reaction, split
The solid product partial size of solution is gradually reduced, until the porous media skeleton internal by cracking reaction ball (33), by inert gas
Be blown into gas-solid separator (41), solid product by gas-solid separator (41) collect, gaseous product by volatilization subtube (43) into
Enter in cooling cylinder (42), condensable gas product is condensed into product liquid in cooling cylinder (42), and condensable gas does not pass through
Volatilization subtube (44) can not be coagulated and enter device for drying and filtering (45), enter air accumulator (46) after processing.
Inert gas in the inert gas gas tank (11) is the protection gas for baking pretreatment and cracking reaction,
It is the carrier gas of cracking reaction.
Sunlight is reflected into solar energy evacuated collection by the way of linear concentrator by the linear concentrator reflecting plate (22)
On heat pipe (21), it can also be substituted using the linear concentrator reflecting plate of other forms.
Phase-change material in the phase-change thermal storage layer (24) maintains baking cavity (25) temperature by the heat absorption and heat release of phase transformation
Relative constant, the variation of rejecting external solar radiation of degree, can also be substituted with other phase-change materials.
Sunlight is reflected into cracking reaction ball (33) by the spherical reflecting surface (31) by the way of point focusing, is created
Pintsch process environment in cracking reaction ball (33) can also use the point focusing reflecting surface of other forms.
Porous media skeleton in the cracking reaction ball (33) is used to increase the reaction time, limits particle size,
It can be substituted with other porous medias.
Using discoloration silica gel as drying material in the device for drying and filtering (45), absorbent cotton is as filtering material.
In conclusion the above is only the preferred embodiments of the present utility model only, it is not intended to limit the utility model
Protection scope.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all wrap
Containing being within the protection scope of the utility model.
Claims (7)
1. a kind of biomass pyrolysis liquefying device based on solar-heating, including biomass feed unit (1), baking pretreatment
Unit (2), cracking reaction unit (3) and collection of products processing unit (4), wherein biomass feed unit (1) is by inert gas
Gas tank (11), motor (12), material and carrier gas supply warehouse (13) and auger conveyor (14) composition；Bake pretreatment unit
It (2) include solar vacuum heat-collecting pipe (21), linear concentrator reflecting plate (22), vacuum layer (23), phase-change thermal storage layer (24) and baking
It roasts chamber (25)；Cracking reaction unit (3) includes spherical reflecting surface (31), vacuum photic zone (32) and cracking reaction ball (33)；It produces
Object collects processing unit (4) and includes gas-solid separator (41), cooling cylinder (42), volatilization subtube (43), can not coagulate volatilization and be in charge of
Road (44), device for drying and filtering (45) and air accumulator (46)；Its structure feature also resides in:
Inert gas gas tank (11) outlet connection material and carrier gas supply warehouse (13) import, material and carrier gas supply warehouse (13) lower section
It is arranged auger conveyor (14), connects motor (12) on the left of auger conveyor (14)；Solar vacuum heat-collecting pipe (21) setting
In linear light gathering baffle-board (22) focus axis, auger conveyor (14) are arranged in baking cavity (25), in phase-change thermal storage layer (24)
Phase-change material is filled in portion, and phase-change thermal storage layer (24) outer surface has solar selectively absorbing coating；Spherical reflecting surface (31) is adopted
With double-layer structure, inside and outside two layers of transparent glass is arranged in vacuum photic zone (32), and the hollow space between two layers of transparent glass is taken out
Vacuum, cracking reaction ball (33) are arranged on the focus point of spherical reflecting surface (31), inside setting porous media skeleton, outer surface
With solar selectively absorbing coating；Gas-solid separator (41) import is connected with cracking reaction unit (3) pipe outlet, outlet
It is connected by volatilization subtube (43) with cooling cylinder (42) import, cooling cylinder (42) outlet is by that can not coagulate volatilization subtube (44)
It is connected with device for drying and filtering (45) import, device for drying and filtering (45) outlet is connect with air accumulator (46), to constitute complete
Reaction unit.
2. a kind of biomass pyrolysis liquefying device based on solar-heating according to claim 1, which is characterized in that institute
Inert gas in the biomass feed unit (1) stated in inert gas gas tank (11) is both to bake pretreatment and cracking reaction
The carrier gas of gas and cracking reaction is protected, nitrogen can be used as the inert gas.
3. a kind of biomass pyrolysis liquefying device based on solar-heating according to claim 1, which is characterized in that institute
Phase-change thermal storage layer (24) guarantees baking cavity using the decalescence of phase-change material and heat release in the baking pretreatment unit (2) stated
(25) temperature is relative constant, reduces the influence of solar radiation variations.
4. a kind of biomass pyrolysis liquefying device based on solar-heating according to claim 1, which is characterized in that institute
Spherical reflecting surface (31) uses double-layer structure in the cracking reaction unit (3) stated, and layer structure uses vacuum layer or insulating layer, with
Keep the condition of high temperature of cracking reaction ball (33).
5. a kind of biomass pyrolysis liquefying device based on solar-heating according to claim 1, which is characterized in that institute
Inside and outside two layers of transparent glass is arranged in vacuum photic zone (32) in the cracking reaction unit (3) stated, and two glass intermediate courses extract true
Dummy status, to keep the condition of high temperature of cracking reaction ball (33).
6. a kind of biomass pyrolysis liquefying device based on solar-heating according to claim 1, which is characterized in that institute
Porous media skeleton is set inside cracking reaction ball (33) in the cracking reaction unit (3) stated, to prevent not sufficiently reactive object
Material is taken away by carrier gas, to guarantee the adequacy of cracking reaction；Cracking reaction ball (33) is arranged in spherical reflecting surface (31) focus point
On, to guarantee the received adequacy of sunlight；Cracking reaction ball (33) outer surface has solar selectively absorbing coating, is used to
Photothermal conversion efficiency is improved, guarantees the hot environment of cracking reaction ball (33).
7. a kind of biomass pyrolysis liquefying device based on solar-heating according to claim 1, which is characterized in that institute
All pipeline external surfaces setting insulating layer, prevents from reacting in the baking pretreatment unit (2) stated, cracking reaction unit (3)
The condensation of reaction product in journey；Gas-solid separator (41) inlet and outlet pipeline peripheral hardware sets insulating layer in collection of products processing unit (4),
Prevent gaseous product from condensing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822075953.0U CN209508145U (en) | 2018-12-12 | 2018-12-12 | A kind of biomass pyrolysis liquefying device based on solar-heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822075953.0U CN209508145U (en) | 2018-12-12 | 2018-12-12 | A kind of biomass pyrolysis liquefying device based on solar-heating |
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| Publication Number | Publication Date |
|---|---|
| CN209508145U true CN209508145U (en) | 2019-10-18 |
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ID=68193895
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| CN201822075953.0U Expired - Fee Related CN209508145U (en) | 2018-12-12 | 2018-12-12 | A kind of biomass pyrolysis liquefying device based on solar-heating |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109575962A (en) * | 2018-12-12 | 2019-04-05 | 河南理工大学 | A kind of biomass pyrolysis liquefying device based on solar-heating |
| CN111019677A (en) * | 2019-12-29 | 2020-04-17 | 华北电力大学（保定） | Solar energy photoelectrochemistry living beings pyrolysis device |
-
2018
- 2018-12-12 CN CN201822075953.0U patent/CN209508145U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109575962A (en) * | 2018-12-12 | 2019-04-05 | 河南理工大学 | A kind of biomass pyrolysis liquefying device based on solar-heating |
| CN109575962B (en) * | 2018-12-12 | 2023-11-14 | 河南理工大学 | Biomass pyrolysis liquefying device based on solar heat supply |
| CN111019677A (en) * | 2019-12-29 | 2020-04-17 | 华北电力大学（保定） | Solar energy photoelectrochemistry living beings pyrolysis device |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191018 Termination date: 20201212 |