CN203878099U - Biomass pyrolysis device - Google Patents
Biomass pyrolysis device Download PDFInfo
- Publication number
- CN203878099U CN203878099U CN201420189022.2U CN201420189022U CN203878099U CN 203878099 U CN203878099 U CN 203878099U CN 201420189022 U CN201420189022 U CN 201420189022U CN 203878099 U CN203878099 U CN 203878099U
- Authority
- CN
- China
- Prior art keywords
- cylindrical shell
- cone
- turn
- drive unit
- seal closure
- 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.)
- Expired - Lifetime
Links
- 239000002028 Biomass Substances 0.000 title claims abstract description 24
- 238000000197 pyrolysis Methods 0.000 title abstract description 37
- 239000000463 material Substances 0.000 claims description 18
- 244000309464 bull Species 0.000 claims description 11
- 230000009467 reduction Effects 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 5
- 238000013022 venting Methods 0.000 claims description 5
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 239000012530 fluid Substances 0.000 abstract 1
- 230000004888 barrier function Effects 0.000 description 15
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000012159 carrier gas Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004227 thermal cracking Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
The utility model relates to a biomass pyrolysis device which is at least composed of a cylinder, a rotary cone, a support device and a drive unit, wherein the cylinder is divided into a front part and a back part; the rotary cone is arranged in the front part and is coaxial with the cylinder; the inner wall of the back part of the cylinder is provided with scrapers which are arranged in a staggered mode; and the front and back of the cylinder are respectively provided with a seal cover. Compared with the fixed bed pyrolysis reactor, the biomass pyrolysis device greatly enhances the heat efficiency. Compared with the circulating fluid bed pyrolysis reactor, the biomass pyrolysis device cancels the carrier, thereby lowering the energy consumption. Compared with the rotary cone pyrolysis reactor, the biomass pyrolysis device can implement thorough biomass pyrolysis and can implement large-scale treatment capacity of the reactor.
Description
Technical field
The utility model relates to a kind of biomass pyrolysis device, belongs to biomass pyrolytic and prepares bio-fuel-oil field.
Background technology
Biomass fuel is taking biomass as raw material, under specific thermal cracking process, transform the reproducible biomass liquid fuel of novel green obtaining through sharp separation, in order to obtain higher productive rate and lower energy consumption, a kind of energy-efficient biomass pyrolysis device is absolutely necessary.Conventional pyrolysis installation has circulating fluidized bed, fixed bed and rotation conical pyrolysis reactor etc. at present.Circulating fluidized bed has advantages of that thermo-efficiency is high, but the use of carrier gas and follow-up gas solid separation consume energy large; And Solid Bed pyrolysis installation heat-transfer effect is not good; Rotation conical pyrolysis reactor has overcome the shortcoming of fluidized-bed and fixed bed, by thermal barrier and mixing of materials have been realized higher thermo-efficiency and avoid the use of carrier gas, reduce energy consumption, but, this device maximizes because its conical constructional feature is difficult to realize, and its in design to pyrolysis not completely material cannot realize secondary pyrolysis, cause treatment capacity to greatly reduce.
Summary of the invention
The utility model is fully absorbing on the basis of rotating cone pyrolysis reactor, by making improvements, novelty developed novel pyrolytic reactor, this pyrolysis installation is cylindric, in first half section cylindrical shell, be provided with rotating cone, utilize rotating cone reactor to carry out fast pyrogenation to biomass, and in rotating cone not completely the biomass of pyrolysis enter second half section cylindrical shell with thermal barrier, in back segment cylindrical shell, discharge thermal barrier completely after pyrolysis by material outlet pipe, pyrolysis gas is discharged by air outlet.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of method of biomass pyrolysis, it is characterized in that first material and thermal barrier realize fast pyrogenation turning in cone, and turning in cone not that the material of pyrolysis enters second half section cylindrical shell in cylindrical shell and thermal barrier mixes and continues pyrolysis, this device has the advantages that thermo-efficiency is high, energy consumption is low, treatment capacity is large.
The technical solution of the utility model is as follows:
A device for biomass pyrolytic, at least by cylindrical shell, turn cone, bracing or strutting arrangement, drive unit and form; Cylindrical shell is divided into former and later two parts, is provided with and turns cone in fore portion, turns cone coaxial with cylindrical shell; On the cylinder inboard wall of rear section, be provided with staggered scraper; Before and after cylindrical shell, be provided with seal closure.
The described 1/5-1/3 that turns cone length and account for whole cylindrical shell length, the front seal closure of big opening end distance that turns cone is the 1/7-1/5 of cylindrical shell length.
On described front seal closure, be provided with streams inlet pipe, escape pipe and heat carrier current inget pipe; Streams inlet pipe and heat carrier current inget pipe extend to and turn in cone.
On described rear sealing cover, be provided with material outlet pipe.On described cylindrical shell, be provided with venting.
The described cone 8 that turns is supported by bracing frame 9, and bracing frame 9 is that a diameter is a bit larger tham the annulus that turns cone mean diameter, and annulus is fixed on cylinder inboard wall by some metal strips, has ensured to turn cone and has rotated in bracing frame; Turn cone and connect cone drive unit, turn cone drive unit and be connected with bearing by rotating shaft, bearing is fixed in cylindrical shell by bearings bar.
Described cylindrical shell is outside equipped with bracing or strutting arrangement, and barrel support device is located between the front seal closure 1/8-7/8 cylindrical shell length of outer lateral extent of cylindrical shell, and barrel support device arranges 1-3, and barrel front end becomes the inclination angle of 5-15 ° with horizontal plane.
Described barrel support device, by wheel be with 19, support roller 20, gear wheel 21, bearing of conveyor idler group 22 and large base 23 form, wheel is with 19 to be enclosed on cylindrical shell, on large base 23, be provided with two support rollers 20 and a gear wheel 21, be fixedly attached on large base 23 by bearing pack, wherein gear wheel 21 is arranged under the medullary ray of cylindrical shell, and support roller 20 Parallel Symmetrics are distributed in gear wheel 21 two ends, and two support roller centers and the cylindrical shell line of centres acutangulate.
Described cylindrical shell drive unit is located at distance front seal closure 1/3-3/4 cylindrical shell length place, cylindrical shell drive unit it by motor, speed reduction unit, pinion(gear) and bull gear 14 form, bull gear 14 use spring plates are arranged on cylindrical shell, the pinion(gear) of bull gear 14 and its engagement is all straight-tooth, and the moment that both pass over by motor and speed reduction unit drives whole barrel body rotation.
Described thermal barrier adopts Ceramic Balls, the inert material that cloud sand class can accumulation of heat.
Described cylindrical shell and turn cone and be rotated with the rotating speed of 1-200r/min respectively, pyrolytic process middle cylinder body is identical with the rotating speed that turns cone or not identical, adopts respectively independent drive unit.
In second half section cylindrical shell, be provided with scraper, for the mixing of thermal barrier in cylindrical shell and biomass, improve thermo-efficiency.
Described biomass pyrolysis device, cylindrical shell and turn cone and be rotated with the rotating speed of 1-200r/min respectively, pyrolytic process middle cylinder body and turn the rotating speed of cone can identical can be not identical yet, and drive cylindrical shell and turn coning that to turn adopted drive unit be difference.
Described biomass pyrolysis device, it is characterized in that complete assembly lays and put with the inclination angle low dip of 5-15 °, and the angle at inclination angle is adjustable, is conducive to material rotation along with cylindrical shell under the effect of gravity in cylindrical shell and moves to discharge port direction.
The using method of device of the present utility model is to control material to enter cone base by streams inlet pipe, with the thermal barrier flowing to by heat carrier current inget pipe hybrid reaction under the rotating centrifugal effect that turns cone, unreacted material and thermal barrier enter the cylindrical shell that turns cone below, under the effect that is uniformly mixed of scraper, continue reaction, the gas that reaction generates is discharged by escape pipe.
Compared with prior art, the beneficial effects of the utility model are: the thermo-efficiency greatly having improved compared with fixed-bed pyrolysis reactor; Compared with circulating fluidized bed pyrolysis reactor, cancel carrier, reduce energy consumption; Compared with rotating cone pyrolysis reactor, biomass pyrolytic is thorough, and reactor for treatment amount can realize large-scale.
Brief description of the drawings
Fig. 1: the utility model structural representation;
Fig. 2: the sectional view of Fig. 1 barrel support device A-A;
Wherein: 1. turn cone drive unit, 2. streams inlet pipe, 3. escape pipe, 4. heat carrier current inget pipe, 5. front seal closure, 6. venting, 7. cylindrical shell, 8. turns cone, 9. bracing frame, 10. rotating shaft, 11. bearings bars, 12. bearings, 13. barrel support devices, 14. bull gears, 15. scrapers, 16. cylindrical shell drive units, 17. rear seal closures, 18. material outlet pipes; 19. take turns band, 20. support rollers, 21. gear wheels, 22. bearing of conveyor idler groups, 23. large bases.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
Biomass pyrolysis device as shown in the figure, it is by turning cone drive unit 1, streams inlet pipe 2, escape pipe 3, heat carrier current inget pipe 4, front seal closure 5, venting 6, cylindrical shell 7, turns cone 8, bracing frame 9, rotating shaft 10, bearings bar 11, bearing 12, barrel support device 13, bull gear 14, scraper 15, cylindrical shell drive unit 16, rear seal closure 17, material outlet pipe 18 forms.Whole cylindrical shell 7 front and back all add seal closure, are respectively front seal closure 5 and rear seal closure 17, and front and back seal closure can folding, are convenient to inner barrel maintenance use, and escape pipe stretches out cylindrical shell by front seal closure 5, for the derivation of pyrolysis gas.Two portions before and after bearing support assembly 11 is divided into cylindrical shell 7, are provided with in first half cylindrical shell and turn cone 8, turn cone 8 length and account for 1/4 of whole cylindrical shell 7 length, and the front seal closure 5 of its big opening end distance is about 1/6 of cylindrical shell length.Turn cone and 8 supported by bracing frame 9, bracing frame 9 is that a diameter is a bit larger tham the annulus that turns cone mean diameter and is fixed on cylindrical shell by some metal strips, and having ensured to turn cone 8 can rotate in bracing frame 9.Bracing frame is annulus, but its stationary installation is metal strip, and metal strip is fixed on cylindrical shell.Turn cone 8 rotation and control by turning cone drive unit 1, turn cone drive unit 1 by motor, speed reduction unit and sprocket wheel form, by turning the rotating speed that cone drive unit 1 can regulating rotary cone.Turn cone drive unit 1 and be connected with bearing 12 by rotating shaft 10, bearing is fixed on cylindrical shell by bearings bar 11.Streams inlet pipe 2 and heat carrier current inget pipe 4 are stretched into and are turned cone bottom by front seal closure 5, provide material and thermal barrier for turning cone.Latter half inner barrel is cavity, and the scraper 15 of several interlaced arrangements is set on barrel, can ensure that material reacts with the stirring of thermal barrier.Before the outer lateral extent of cylindrical shell, seal closure 5 approximately 3/8 and 6/8 cylindrical shell length place is provided with barrel support device 13, it by wheel be with 19, support roller 20, gear wheel 21, bearing of conveyor idler group 22 and large base 23 form, wheel is with 19 to be enclosed on cylindrical shell, on large base 23, be provided with two support rollers 20 and a gear wheel 21, be fixedly attached on large base 23 by bearing pack, wherein gear wheel 21 is arranged under the medullary ray of cylindrical shell, support roller 20 Parallel Symmetrics are distributed in gear wheel 21 two ends, and two support roller centers become 60 degree angles with the cylindrical shell line of centres.Cylindrical shell drive unit 16 is for driving whole barrel body rotation, it is by motor, speed reduction unit, pinion(gear) and bull gear 14 form, it is located at distance front seal closure 5 approximately 2/3 cylindrical shell length place, bull gear 14 use spring plates are arranged on cylindrical shell, and the pinion(gear) of bull gear 14 and its engagement is all straight-tooth, and the moment that both pass over by motor and speed reduction unit drives whole barrel body rotation.Material outlet pipe 18 stretches out in cylindrical shell by rear seal closure 17, for thermal barrier and the not discharge of the material of pyrolysis.Venting 6 is located at any position of cylindrical shell, explosion-proof for reaction process.Whole cylindrical shell is with 5
When work, thermal barrier enters and turns cone 8 bottoms through heat carrier current inget pipe 4, biological particles is also entered and is turned cone 8 bottoms by streams inlet pipe 2, after biological particles mixes rapidly with thermal barrier, turning under the centrifugation of cone 8, further mix and pyrolysis along conical surface spiral, the part of pyrolysis is not fallen in second half section cylindrical shell 7 and continue mixed pyrolysis under the stirring of scraper 15.Turn cone drive unit 1 and drive and turn coning and turn, cylindrical shell drive unit 12 drives the rotation of whole cylindrical shell, turns the rotating speed of cone at 150r/min, and the rotating speed of cylindrical shell is in the time of 5r/min, and pyrolytic process reaches best effect.Gas after biomass pyrolytic is discharged by the escape pipe 3 of device top.And thermal barrier is discharged and is continued to recycle from material outlet pipe 18.Bracing or strutting arrangement 13 supports the weight of whole device, ensures the operation that it is safe.
Claims (7)
1. a device for biomass pyrolytic, at least by cylindrical shell, turn cone, bracing or strutting arrangement, drive unit and form; It is characterized in that cylindrical shell is divided into former and later two parts, in fore portion, be provided with and turn cone, turn cone coaxial with cylindrical shell; On the cylinder inboard wall of rear section, be provided with staggered scraper; Before and after cylindrical shell, be provided with seal closure; On front seal closure, be provided with streams inlet pipe, escape pipe and heat carrier current inget pipe; Streams inlet pipe and heat carrier current inget pipe extend to and turn in cone.
2. device as claimed in claim 1, is characterized in that the described 1/5-1/3 that turning cone length and account for whole cylindrical shell length, and the front seal closure of big opening end distance that turns cone is the 1/7-1/5 of cylindrical shell length.
3. device as claimed in claim 1, is characterized in that being provided with material outlet pipe on described rear sealing cover; On cylindrical shell, be provided with venting.
4. device as claimed in claim 1, is characterized in that the described cone that turns is supported by bracing frame, and bracing frame is that a diameter is a bit larger tham the annulus that turns cone mean diameter, and annulus is fixed on cylinder inboard wall by some metal strips, has ensured to turn cone and has rotated in bracing frame; Turn cone and connect cone drive unit, turn cone drive unit and be connected with bearing by rotating shaft, bearing is fixed in cylindrical shell by bearings bar.
5. device as claimed in claim 1, it is characterized in that described cylindrical shell is outside equipped with bracing or strutting arrangement, barrel support device is located between the front seal closure 1/8-7/8 cylindrical shell length of outer lateral extent of cylindrical shell, and barrel support device arranges 1-3, and barrel front end becomes the inclination angle of 5-15 ° with horizontal plane.
6. device as claimed in claim 7, it is characterized in that described barrel support device, formed by wheel band, support roller, gear wheel, bearing of conveyor idler group and large base, wheel band is enclosed on cylindrical shell, on large base, be provided with two support rollers and a gear wheel 21, be fixedly attached on large base by bearing pack, wherein gear wheel is arranged under the medullary ray of cylindrical shell, support roller Parallel Symmetric is distributed in gear wheel two ends, and two support roller centers and the cylindrical shell line of centres acutangulate.
7. device as claimed in claim 1, it is characterized in that described cylindrical shell drive unit is located at distance front seal closure 1/3-3/4 cylindrical shell length place, cylindrical shell drive unit it by motor, speed reduction unit, pinion(gear) and bull gear composition, bull gear is arranged on cylindrical shell with spring plate, and the pinion(gear) of bull gear and its engagement is all straight-tooth, and the moment that both pass over by motor and speed reduction unit drives whole barrel body rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420189022.2U CN203878099U (en) | 2014-04-17 | 2014-04-17 | Biomass pyrolysis device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420189022.2U CN203878099U (en) | 2014-04-17 | 2014-04-17 | Biomass pyrolysis device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203878099U true CN203878099U (en) | 2014-10-15 |
Family
ID=51678623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420189022.2U Expired - Lifetime CN203878099U (en) | 2014-04-17 | 2014-04-17 | Biomass pyrolysis device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203878099U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103937518A (en) * | 2014-04-17 | 2014-07-23 | 天津大学 | Biomass pyrolysis device and biomass pyrolysis method |
-
2014
- 2014-04-17 CN CN201420189022.2U patent/CN203878099U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103937518A (en) * | 2014-04-17 | 2014-07-23 | 天津大学 | Biomass pyrolysis device and biomass pyrolysis method |
| CN103937518B (en) * | 2014-04-17 | 2016-07-06 | 天津大学 | A kind of biomass pyrolysis device and method for pyrolysis |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141015 |
|
| CX01 | Expiry of patent term |