CN205933747U - Hot cracking reactor of water conservancy diversion whirlwind formula living beings - Google Patents
Hot cracking reactor of water conservancy diversion whirlwind formula living beings Download PDFInfo
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- CN205933747U CN205933747U CN201620221684.2U CN201620221684U CN205933747U CN 205933747 U CN205933747 U CN 205933747U CN 201620221684 U CN201620221684 U CN 201620221684U CN 205933747 U CN205933747 U CN 205933747U
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- water conservancy
- conservancy diversion
- heat carrier
- reaction
- feed pipe
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
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Abstract
The utility model discloses a hot cracking reactor of water conservancy diversion whirlwind formula living beings belongs to the hot cracking equipment field of solid heat carrier heating living beings. Include: barrel (4), guide blade (5), water conservancy diversion awl (6), living beings inlet pipe (9), heat carrier inlet pipe (11), dust exhaust awl (1) and blast pipe (2). Characterized in that, install on water conservancy diversion awl (6) guide blade (5), and both install at barrel (4) insidely jointly, and the barrel divide into the reaction separation coupled zone (3) of upper portion contact pre -reaction district (7) and lower part to guide blade (5) are the boundary, and living beings inlet pipe (9) and heat carrier inlet pipe (11) are installed on contact pre -reaction district (7) upper portion. The utility model discloses a thermal cracking reaction sequence is in the same place with the result and the disengaging process effective coupling of heat carrier, and heat transmission effect is good, and real -time separation efficiency is high, and can effectively avoid the emergence of scission reaction and other two imperfect secondary responses.
Description
Technical field
This utility model is related to a kind of biomass through pyrolysis equipment, and particularly one kind is using spherical ceramic particles as heat carrier
Thermal cracking process in can strengthen heat-transfer effect, effective adjusting reaction time, realize the water conservancy diversion whirlwind of integrated reaction and separation
Formula biomass through pyrolysis reactor.
Background technology
Biomass through pyrolysis (also known as pyrolysis or cracking), typically refer under anaerobic or low-oxygen environment, biomass are heated
Heat up and cause molecule to decompose generation coke, the process of condensable liquids and gases product.Biomass through pyrolysis are biomass energies
A kind of important utilization form, is one of cutting edge technology of biomass energy research in the world.For solving the problems, such as China's energy shortage
And problem of environmental pollution, have important practical significance and huge economic benefit.
In biomass through pyrolysis technique, pyrolytic process must strict temperature control, the rate of heat addition, heat transfer rate and stop
Stay the time, fast pyrogenation is steam at short notice to make biomass；Pyrolysis steam is carried out quickly and thoroughly separating, it is to avoid charcoal
It is catalyzed with ash and produce secondary response and lead to the unstable of bio oil it is ensured that the yield of bio oil.
Biomass through pyrolysis reactor is the key equipment of biomass through pyrolysis technique.The biomass through pyrolysis commonly used at present
Type of reactor mainly has fixed bed, fluid bed, rotating cone, vacuum bed etc..With the depth to biomass through pyrolysis technical study
Enter the continuous improvement with production scale and productivity requirements, researchers find that pre-existing reactors are increasingly apparent the drawbacks of exposure, main
The mixing of heat carrier to be included and biomass material contacts that effect is poor to lead to heat transfer rate relatively low, and the time of staying cannot accurately control
Lead to the generation of non-ideal secondary response and pyrogenic steam cannot grade sharp separation thus affecting biological oil with coke, ash
Amount and yield etc..
Content of the invention
The purpose of this utility model is to overcome drawbacks described above, provides one kind can effectively strengthen heat carrier and biomass powder
Mixed effect it is ensured that the short residence time of fast pyrolysis condition and thermal decomposition product and heat carrier and ash sharp separation
Water conservancy diversion cyclone type biomass pyrolysis reactor.
This utility model specifically employed technical scheme comprise that：
A kind of water conservancy diversion cyclone type biomass pyrolysis reactor described in the utility model, including cylinder, deflection cone, guiding
Blade, biomass feed pipe, heat carrier feed pipe, Discharge Cone and exhaustor.It is characterized in that：Described guide vane is arranged on leads
On flow cone, both are commonly mounted on inner barrel, and cylinder is divided into upper contact pre-reaction zone (and the coupling reaction and separation of bottom
Area, with guide vane as boundary, described contact pre-reaction zone top is provided with branched biomass feed pipe and the charging of branched heat carrier
Pipe.
Described heat carrier feed pipe is uniformly arranged on contact pre-reaction zone top circumference, and described biomass feed pipe is arranged on
Contact pre-reaction zone Upper cylindrical face, equal with heat carrier feed pipe quantity, all adopt even circumferential arrangement, preferably hot
The number of carrier feed pipe and biomass feed pipe is four or six.
The Upper cylindrical section of described biomass feed pipe insertion contact pre-reaction zone, and with face of cylinder insertion, direction of rotation
Must assure that consistent, described biomass feed pipe central axis and horizontal direction angle are 0 °～45 °.Described heat carrier feed pipe
Insertion contact pre-reaction zone top, its axis and vertical direction are in 0～45 ° of angle.
Biomass material heat carrier simultaneously carries out heat exchange rapidly in the cross-flow contact of contact pre-reaction zone, mixing, starts to pass
Matter diabatic process.After entering coupling reaction and separation area, raw material and solid thermal carriers continue to react, and in guide vane effect
Lower pyrolysis gas product and heat carrier, due to different and be gradually disengaged by centrifugal force, realize side border ring separation process.
Described barrel diameter is D, contact pre-reaction zone length C1=2～5D, coupling reaction and separation section length C2=2～
8C1.In contact pre-reaction zone, raw material contacts with heat carrier cross-flow and starts to react, and coupling reaction and separation area is by reacting and divides
Main space from process.
Described guide vane is arranged in cylinder, and described fiaring cone is coaxial with cylinder, and guide vane is arranged on it
Center.It is seamless assembling between described guide vane and cylinder and deflection cone.The quantity of guide vane can be according to need
It is adjusted, guide vane has certain rotation of making and acts on, and liquid form based on axially-movable for each component is changed into spiral shell
Eddy flow moves, and increased turbulence intensity.Guide vane is with the variation of deflection cone position in cylinder and contacts pre-reaction zone length
With the variation of coupling reaction and separation section length, can effectively adjust residence time of raw material distribution, and then realize being adjusted according to different material
The whole response time, the purpose of intensified response effect.
Described Discharge Cone is arranged on coupling reaction and separation area lower end, and to lopsidedness.Described exhaustor is vertically pacified
It is contained in coupling reaction and separation area lower end, one end insertion reaction separation coupling area.
Described Discharge Cone is central axial to be 40 °～75 ° with horizontal direction angle.
Cone angle=15 °～90 ° of described exhaustor, the diameter d=0.3～0.6D of exhaustor, exhaustor inserts cylinder
Depth h=0.1～0.5C2.
The beneficial effects of the utility model are：
(1) heat scission reaction process is separated with heat carrier by biomass through pyrolysis reactor of the present utility model with product
Process efficient coupling together, saves the various Financial cost such as material, manufacturing process, heat compensation, reduces equipment volume, and
Decrease the restriction to place.
(2) reactor is provided with multiple heat carrier imports and multiple biomass material import, and biomass material enters reactor
Contact with heat carrier cross-flow afterwards, this entrance structure design one is that raw material and Ceramic Balls are carried out pre- distribution, it is to avoid reactor internal memory
Affect contact heat transfer effect in local flow stagnation region, be conducive to that biomass material and solid thermal carriers are quick, uniformly mix, two
To define weaker eddy flow field so that each component smoothly can form whirlwind when through deflection cone, thus realize reaction with
The synchronization of separation process is carried out.
(3) the turbulence intensity that on deflection cone, the centrifugal force making rotation effect generation of guide vane enhances in reactor, pottery
Porcelain ball heat carrier is maximum due to density, is predominantly located near reactor side wall under the action of the centrifugal force, hot pyrolysis gas product is close
Degree is minimum, is predominantly located at reactor center position, with biomass material, pyrolytic reaction constantly occurs, pyrolysis gas volume is not
Disconnected collision forces unreacted biomass powder to move to side wall, on the one hand prevents pyrolysis gas product temperatur to rise and occurred to split
Solution, on the other hand enhances the mixed heat transfer effect of biomass powder and heat carrier, improves reaction yield；In addition ensure ideal response
Product --- pyrolysis gas and coke, the sharp separation of ash, heat carrier and other various non-volatile solid-phase mixtures, and separate effect
Rate high it is ensured that the biological oil quality after subsequent condensation and yield.
(4) can pass through to adjust deflection cone according to different biomass material attributes in same portion biomass through pyrolysis reactor
Position and then regulation residence time of material, are prevented effectively from the generation of secondary response；
(5) be respectively equipped with Discharge Cone and exhaustor in reactor lower part, each group divides flow direction consistent, decrease multiphase it
Between back-mixing, equipment energy consumption is lower simultaneously, has saved the energy.
(6) apparatus structure is simple, can work long hours, reliability is preferable.
Brief description
Fig. 1 is the sectional view of this water conservancy diversion cyclone type biomass pyrolysis reactor.
Fig. 2 is the partial sectional view of embodiment 1.
Fig. 3 is Discharge Cone and the partial view of exhaustor arrangement.
Wherein：1st, Discharge Cone 2, exhaustor 3, coupling reaction and separation area 4, cylinder 5, guide vane 6, deflection cone 7,
Contact pre-reaction zone 8, biomass material 9, biomass feed pipe 10, ceramic heat carrier 11, heat carrier feed pipe
Specific embodiment
Below in conjunction with the accompanying drawings, the utility model will be further described.
In conjunction with Fig. 1,2,3, a kind of water conservancy diversion cyclone type biomass pyrolysis reactor of the present invention, including cylinder (4), water conservancy diversion
Cone (6), guide vane (5), biomass feed pipe (9), heat carrier feed pipe (11), Discharge Cone (1) and exhaustor (2).
Described heat carrier feed pipe (11) is uniformly arranged on contact pre-reaction zone (7) top circumference, its axis and vertically side
To in 0～45 ° of angle, described biomass feed pipe (9) is arranged on contact pre-reaction zone (7) Upper cylindrical face, and insertion contact is pre-
The Upper cylindrical section of reaction zone (7), and with face of cylinder insertion, direction of rotation must assure that unanimously, biomass feed pipe (9) center
Axis and horizontal direction angle are 0 °～45 °.Biomass feed pipe (9) is equal with heat carrier feed pipe (11) quantity, all adopts
Even circumferential arrangement, the number of heat carrier feed pipe (11) and biomass feed pipe (9) is four.
Biomass material is contacted with heat carrier cross-flow, and mixing simultaneously carries out rapidly heat exchange, starts mass-and heat-transfer process.
Described guide vane (5) is arranged in cylinder (4), and described deflection cone (6) is coaxial with cylinder (4), and guides
Blade (5) heart position installed therein.
Biomass powder (8) enters to contact with solid thermal carriers (10) and is formed behind pre-reaction zone based on flowing straight down
Less parallel flowing, then along fairshaped deflection cone (6) Surface runoff, deflection cone (6) has good shunting to make herein
With.After the shunting action of deflection cone (6), enter the annular space space before guide vane (5), beneficial to fluid in guide vane
(5) evenly distributing further between and make rotation.After guide vane (5), fluid is become by the liquid form based on axially-movable
For helical flow, increased turbulence intensity.The quantity of guide vane (5) can be adjusted as needed, and guide vane (5) is installed
Annular space between cylinder (4) and deflection cone (6), deflection cone (6) is coaxial with cylinder (4), guide vane (5) and cylinder
(4) it is seamless assembling and deflection cone (6) between.In addition the shunting action through deflection cone (6), can also be by fluid herein
Flow losses be minimized.
Cylinder (4) is divided into the coupling reaction and separation area (3) of upper contact pre-reaction zone (7) and bottom, with guide vane (5)
For boundary, a diameter of D of cylinder (4), contact pre-reaction zone (7) length C1=2～5D, coupling reaction and separation area (3) length C2=2～
8C1.The interior raw material of contact pre-reaction zone (7) contacts with heat carrier cross-flow and starts to react, and coupling reaction and separation area (3) are by instead
Should be with the main space of separation process.
Described Discharge Cone (1) is arranged on coupling reaction and separation area (3) lower end, and to lopsidedness.Described exhaustor
(2) it is vertically installed at coupling reaction and separation area (3) lower end, one end insertion reaction separation coupling area (3).
Described Discharge Cone (1) is central axial to be 40 °～75 ° with horizontal direction angle.
Cone angle=15 °～90 ° of described exhaustor (2), the diameter d=0.3～0.6D of exhaustor (2), exhaustor
(2) the depth h=0.1～0.5C of insertion cylinder (4)2.
Reacted heat carrier enters Discharge Cone (1) under gravity and down current effect, and Discharge Cone (1) is to collect heat to carry
The vitals of body, heat carrier can heated stove heat be continuing with again, and gaseous product leaves reactor by exhaustor (2)
Enter subsequent technique.
Operation principle of the present utility model：
When being worked using a kind of water conservancy diversion cyclone type biomass pyrolysis reactor described in utility model, high-temperature ceramicss ball heat
Carrier (10) enters contact pre-reaction zone (7), biomass by the heat carrier feed pipe (11) at insertion contact pre-reaction zone (7) top
Raw material (8) by with contact the biomass feed pipe (9) that pre-reaction zone (7) face of cylinder phase passes through and enter contact pre-reaction zone (7), biphase
Cross-flow contacts, and occurs strong momentum with energy exchange processes and under the influence of action of gravity, is formed based on vertical motion
Suitable gravitational field nowed forming.Along fairshaped deflection cone (6) Surface runoff when deflection cone (6), deflection cone (6) herein
There is good shunting action.After the shunting action of deflection cone (6), enter the annular space space between guide vane (5), fluid enters
One step evenly distributes, and is subject to the water conservancy diversion of guide vane (5) to make rotation effect, is changed into screw form, enhances turbulence intensity,
Transmission of heat by contact efficiency is also greatly improved.Ceramic Balls heat carrier is maximum due to density, is predominantly located at reaction point under the action of the centrifugal force
Near coupled zone (3) side wall, hot pyrolysis gas product density is minimum, is predominantly located at coupling reaction and separation area (3) centre,
Constantly there is pyrolytic reaction with biomass material, pyrolysis gas volume constantly expands and forces unreacted biomass powder to side wall
Mobile, on the one hand ensure that the sharp separation of pyrolysis gas product and heat carrier and other various non-volatile solid-phase mixtures, resistance
Stop the rising of pyrolysis gas product temperatur and cracking had occurred, on the other hand enhance the mixed heat transfer of biomass powder and heat carrier
Effect, improves reaction yield, realizes Reaction Separation and carry out simultaneously.After reaction, heat carrier spherical ceramic particles are in gravity and down current
Effect is lower to enter Discharge Cone (1), can again heated stove heat be continuing with, gaseous product leaves reaction by exhaustor (2)
Device enters subsequent technique.
Claims (8)
1. a kind of water conservancy diversion cyclone type biomass pyrolysis reactor, including cylinder (4), deflection cone (6), guide vane (5), biology
Matter feed pipe (9), heat carrier feed pipe (11), Discharge Cone (1) and exhaustor (2).It is characterized in that：It is straight for cylinder (4)
Footpath is D, is divided into upper contact pre-reaction zone (7) its length to be C1Its length of coupling reaction and separation area (3) with bottom
Spend for C2, with guide vane (5) as boundary, described heat carrier feed pipe (11) is uniformly arranged on contact pre-reaction zone (7) top circle
In week, described biomass feed pipe (9) is arranged on contact pre-reaction zone (7) Upper cylindrical face, and described guide vane (5) is arranged on
In cylinder (4), described deflection cone (6) is coaxial with cylinder (4), and described Discharge Cone (1) is arranged on coupling reaction and separation area (3)
Lower end, and to lopsidedness, described exhaustor (2) is vertically installed at coupling reaction and separation area lower end, and one end insertion reaction divides
From coupled zone (3).
2. a kind of water conservancy diversion cyclone type biomass pyrolysis reactor according to claim 1 it is characterised in that：Described life
Substance feeds pipe (9) and heat carrier feed pipe (11) quantity are equal, all adopt even circumferential arrangement.
3. a kind of water conservancy diversion cyclone type biomass pyrolysis reactor according to claim 1 and 2 it is characterised in that：Described
The Upper cylindrical section of biomass feed pipe (9) insertion contact pre-reaction zone (7), and face of cylinder insertion, direction of rotation must assure that
Unanimously, biomass feed pipe (9) central axis and horizontal direction angle are 0 °～45 °.
4. a kind of water conservancy diversion cyclone type biomass pyrolysis reactor according to claim 1 and 2 it is characterised in that：Described
Heat carrier feed pipe (11) is uniformly arranged on contact pre-reaction zone (7) top circumference, and inserted mode is direct insertion, and heat carrier feeds
Pipe (11) port insertion contact pre-reaction zone (7) top nose circle face, its axis and vertical direction are in 0～45 ° of angle.
5. a kind of water conservancy diversion cyclone type biomass pyrolysis reactor according to claim 1 it is characterised in that：Described cylinder
The a diameter of D of body (4), contacts pre-reaction zone (7) length C1=2～5D, coupling reaction and separation area (3) length C2=2～8C1.
6. a kind of water conservancy diversion cyclone type biomass pyrolysis reactor according to claim 1 it is characterised in that：Described leads
It is seamless assembling between blade (5) and cylinder (4) and deflection cone (6).
7. a kind of water conservancy diversion cyclone type biomass pyrolysis reactor according to claim 1 it is characterised in that：Described row
Dirt cone (1) is central axial to be 40 °～75 ° with horizontal direction angle.
8. a kind of water conservancy diversion cyclone type biomass pyrolysis reactor according to claim 1 it is characterised in that：Described row
Cone angle=15 °～90 ° of trachea (2), the diameter d=0.3～0.6D of exhaustor (2), exhaustor (2) inserts the depth of cylinder (4)
Degree h=0.1～0.5C2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620221684.2U CN205933747U (en) | 2016-03-22 | 2016-03-22 | Hot cracking reactor of water conservancy diversion whirlwind formula living beings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620221684.2U CN205933747U (en) | 2016-03-22 | 2016-03-22 | Hot cracking reactor of water conservancy diversion whirlwind formula living beings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205933747U true CN205933747U (en) | 2017-02-08 |
Family
ID=57934540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620221684.2U Withdrawn - After Issue CN205933747U (en) | 2016-03-22 | 2016-03-22 | Hot cracking reactor of water conservancy diversion whirlwind formula living beings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205933747U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105647553A (en) * | 2016-03-22 | 2016-06-08 | 山东理工大学 | Flow guiding cyclone type biomass pyrolysis reactor |
| CN111234850A (en) * | 2020-01-17 | 2020-06-05 | 江苏大学 | Calcium-based biomass chemical chain pyrolysis system |
-
2016
- 2016-03-22 CN CN201620221684.2U patent/CN205933747U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105647553A (en) * | 2016-03-22 | 2016-06-08 | 山东理工大学 | Flow guiding cyclone type biomass pyrolysis reactor |
| CN105647553B (en) * | 2016-03-22 | 2018-12-14 | 山东理工大学 | A kind of water conservancy diversion cyclone type biomass pyrolysis reactor |
| CN111234850A (en) * | 2020-01-17 | 2020-06-05 | 江苏大学 | Calcium-based biomass chemical chain pyrolysis system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170208 Effective date of abandoning: 20181214 |