CN106753481A - A kind of externally heated retort oven and utilize its biomass carbonization technique - Google Patents
A kind of externally heated retort oven and utilize its biomass carbonization technique Download PDFInfo
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- CN106753481A CN106753481A CN201710007349.1A CN201710007349A CN106753481A CN 106753481 A CN106753481 A CN 106753481A CN 201710007349 A CN201710007349 A CN 201710007349A CN 106753481 A CN106753481 A CN 106753481A
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- gas
- quirk
- destructive distillation
- regenerator
- heater
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- 238000003763 carbonization Methods 0.000 title claims abstract description 33
- 239000002028 Biomass Substances 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000007789 gas Substances 0.000 claims abstract description 77
- 238000000197 pyrolysis Methods 0.000 claims abstract description 58
- 238000002485 combustion reaction Methods 0.000 claims abstract description 36
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000003546 flue gas Substances 0.000 claims abstract description 22
- 238000009825 accumulation Methods 0.000 claims abstract description 11
- 239000011449 brick Substances 0.000 claims description 11
- 239000000567 combustion gas Substances 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 238000011084 recovery Methods 0.000 abstract description 6
- 239000005539 carbonized material Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 239000003610 charcoal Substances 0.000 description 3
- 239000003034 coal gas Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 239000010883 coal ash Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000003317 industrial substance Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000003415 peat Substances 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
- C10B53/02—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of cellulose-containing material
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B47/00—Destructive distillation of solid carbonaceous materials with indirect heating, e.g. by external combustion
- C10B47/02—Destructive distillation of solid carbonaceous materials with indirect heating, e.g. by external combustion with stationary charge
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Gasification And Melting Of Waste (AREA)
- Coke Industry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention provides a kind of externally heated retort oven and using its biomass carbonization technique, the gas retort includes body of heater and at least one combustion chamber, destructive distillation room and the regenerator that are arranged in body of heater, on the top of destructive distillation room, carbonization gas collection chamber is set, combustion chamber includes quirk and collection chamber, both ends in quirk short transverse are provided with gas nozzle, and it forms the gas passage for connecting quirk and collection chamber and the side wall of quirk between；Regenerator is disposed adjacent with quirk and is connected with quirk by collection chamber, and accumulation of heat structure is provided with regenerator, and air door is set on the side wall of the corresponding body of heater of regenerator, and regenerator is communicated by the air door with body of heater external environment.On the other hand the high level heat of gas retort of the invention on the one hand recyclable flue gas, lifting whole system also can ensure that the uniform of heating-up temperature in quirk short transverse, so as to preferably be the heat supply of destructive distillation room, it is ensured that destructive distillation effect to the recovery utilization rate of heat.
Description
Technical field
The invention belongs to biomass energy technical field of comprehensive utilization, and in particular to a kind of externally heated retort oven and using its
Biomass carbonization technique.
Background technology
Biomass are one of universally acknowledged most potential non-traditional fossil resources, because it has renewable, low stain
And it is widely distributed the features such as, it has also become the main peat utilization of of China's energy sustainable development.Biomass carbonization is given birth to
The carbonization gas calorific value of product is high, production capacity is big, can be used to producing, life combustion gas etc., while the charcoal of production, tar and pyrolkigneous liquid
It is also very important industrial chemicals.Therefore, biomass carbonization pyrolytic technique has turned into an important hair of biomass utilization
Exhibition direction.
Biomass carbonization technology is biomass to be thermally decomposed in complete anaerobic or in the case of only providing extremely limited oxygen
And the method for obtaining various retorted products.Biomass carbonization process is a chemical reaction process for complexity, is broadly divided into three
Stage：Dry materials, pre- charing and carbonization stage.The biomass carbonization pyrolysis production of early stage uses intermittently operated mostly, it is impossible to
Continuous production, it is impossible to realize heavy industrialization.Therefore, continuous carbonization pyrolytic technique is arisen at the historic moment, because its process continuity is good,
The advantages of production efficiency is high, process control is convenient, product charing is uniform and condition stablizes relatively, it has also become current biomass destructive distillation
The focus of research.For example, Chinese patent literature CN102260507A discloses a kind of external heating biomass pyrolyzing gasification furnace, its by
Feed bin, combustion chamber, hopper and carbonized material cooling section composition, are provided with feed bin on hopper, and carbonized material cooling section is had in hopper,
Carbonized material outlet is provided with carbonized material cooling section, biomass material import is provided with feed bin, air is provided with combustion chamber and is entered
Mouth and offgas outlet, three independent annular combustion chambers, the outer wall of each combustion chamber are sequentially provided with hopper periphery from top to bottom
On be respectively equipped with air intlet and offgas outlet, inwall is provided with coal gas discharger, coal gas discharger and hopper UNICOM.
Above-mentioned technology is heated uneven and is caused by that can be prevented effectively from biomass compared with internal combustion type using external-heat destructive distillation device
Material local temperature is too high, to cause the problem of charcoal coal ash.But said apparatus set on the inwall of its combustion chamber with
The coal gas discharger of hopper connection so that the carbonization gas produced by biomass carbonization burn to produce heat in fully entering combustion chamber
Can, it is then biomass carbonization heat supply, cause the utilization rate of carbonization gas relatively low.In addition, said apparatus and being not provided with heat recovery
Unit, causing the heat of the high-temperature tail gas that its combustion chamber formed cannot effectively reclaim, so as to cause the utilization rate of heat poor.
Based on this, how the structure of existing externally heated retort oven is improved to overcome above-mentioned deficiency, this is for art technology
It is a technical barrier urgently to be resolved hurrily for personnel.
The content of the invention
The technical problems to be solved by the invention are to overcome the carbonization gas existing for existing externally heated retort oven to utilize
The defect that rate is low, heat recovery rate is low, and then a kind of carbonization gas utilization rate of offer is high, heat recovery rate is high and destructive distillation effect is good
Externally heated retort oven.
Therefore, the present invention realizes that the technical scheme of above-mentioned purpose is：
A kind of externally heated retort oven, including body of heater, are set in the body of heater：
At least one destructive distillation room, charging aperture and discharge gate are respectively equipped with the top and bottom of the destructive distillation room, described dry
The top for evaporating room sets carbonization gas collection chamber；
Combustion chamber, is disposed adjacent with the destructive distillation room, and the combustion chamber includes at least one quirk and collection chamber, described
Both ends in quirk short transverse long are equipped with gas nozzle, and gas is formed between the gas nozzle and the side wall of the quirk
Body passage, the gas passage connects the quirk and the collection chamber；
At least one regenerator, is disposed adjacent with the quirk, and the regenerator passes through the collection chamber and the quirk
Connection；Accumulation of heat structure is provided with the regenerator, air door is set on the side wall of the corresponding body of heater of the regenerator,
The regenerator is communicated by the air door with body of heater external environment.
Preferably, the combustion chamber includes several described quirks arranged in parallel, and each described quirk is and institute
State destructive distillation room adjacent.
Preferably, the destructive distillation room is arranged between two neighboring combustion chamber.
Preferably, the accumulation of heat structure includes double-edged fine-toothed comb brick layer and the multiple grid brick layer being arranged in the double-edged fine-toothed comb brick layer,
So that the accumulation of heat structure has the passage circulated for combustion-supporting gas or flue gas.
Preferably, two regenerator are set along the short transverse of the quirk, each described regenerator configures one
The individual air door.
Further, the regenerator is also disposed adjacent with the destructive distillation room.
Preferably, flame-observing hole is set on the corresponding body of heater of the gas passage.
Preferably, the top dimension of the destructive distillation room 0~150mm smaller than its bottom size, to ensure biomass in destructive distillation
Indoor direct motion.
A kind of technique that using above-mentioned externally heated retort oven biomass are carried out with destructive distillation, is comprised the following steps：
Via an air door to combustion-supporting gas is provided in body of heater, the combustion-supporting gas is in quirk and from gas nozzle
Combustion gas mixing is simultaneously burnt, and the heat for producing that burns is the heat supply of destructive distillation room；
The formed negative pressure of burning is constantly sucked in body of heater combustion-supporting gas, and the flue gas produced by burning is then by another
Individual air door discharge, it is right to realize every the flow direction and the flow direction of flue gas of combustion-supporting gas in 15~30min switching bodies of heater
The preheating of combustion-supporting gas and the heat exchange to flue gas.
Preferably, the temperature in the quirk is 500~1000 DEG C.
Preferably, the pyrolysis temperature in the destructive distillation room is 300~800 DEG C.
Above-mentioned technical proposal of the invention has the following advantages that：
1st, it is externally heated retort oven of the present invention, including body of heater and the combustion chamber being arranged in body of heater, at least one dry
Room and regenerator are evaporated, wherein, charging aperture and discharge gate are respectively equipped with the top and bottom of destructive distillation room, set on the top of destructive distillation room
Put carbonization gas collection chamber；Combustion chamber is disposed adjacent with destructive distillation room, and it includes at least one quirk and collection chamber, in quirk height side
Upward both ends are equipped with gas nozzle, and the gas for connecting quirk and collection chamber is formed between the gas nozzle and the side wall of quirk
Body passage；Regenerator is disposed adjacent with quirk and is connected with quirk by collection chamber, and accumulation of heat structure is provided with regenerator,
Air door is set on the side wall of the corresponding body of heater of regenerator, and regenerator is communicated by the air door with body of heater external environment.It is of the invention dry
Furnace sets regenerator and to air feed in combustion chamber or the flue gas that will be formed in combustion chamber extraction body of heater by its body of heater, fixed
Phase switches so that can fully be exchanged heat therewith when flue gas flows through regenerator, with the high level heat of recovered flue gas, is conducive to lifting whole
Recovery utilization rate of the individual system to heat；And the temperature of combustion air can be improved if combustion-supporting gas is when air flows through regenerator
Degree, is combustion air preheating, it is ensured that heating-up temperature is uniform in quirk short transverse, so that be preferably the heat supply of destructive distillation room, really
Protect destructive distillation effect.And gas retort of the invention sets carbonization gas collection chamber to be enriched with carbonization gas simultaneously by the top of destructive distillation room
Drawn body of heater separately to use it for anything else, be favorably improved the utilization rate of carbonization gas.
2nd, externally heated retort oven of the present invention, by setting multiple quirks being parallel to each other in combustion chamber, each
Quirk is adjacent with destructive distillation room, and destructive distillation room is arranged between two neighboring combustion chamber, in order to fully for destructive distillation room supplies
Heat, further improves the destructive distillation effect of biomass.
3rd, externally heated retort oven of the present invention, by setting two regenerator in the short transverse along quirk, and
Each regenerator configures an air door, and combustion-supporting gas is provided by an air door thereto, to utilize combustion-supporting gas in quirk
In the negative pressure that is formed with the burning of combustion gas and constantly combustion-supporting gas is sucked in body of heater, thus force the cigarette produced by burning
Gas is discharged by another air door, every the flow direction and the flow direction of flue gas of combustion-supporting gas in 15~30min switching bodies of heater,
So as to realize being fully warmed-up and abundant heat exchange to flue gas to combustion-supporting gas, and then maximum limit while destructive distillation effect is lifted
Reclaim heat degree, reduce the energy consumption of whole system.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme in the specific embodiment of the invention, specific embodiment will be retouched below
The accompanying drawing to be used needed for stating is briefly described, it should be apparent that, drawings in the following description are some realities of the invention
Mode is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be attached according to these
Figure obtains other accompanying drawings.
Fig. 1 is the plane structure chart of the externally heated retort oven that embodiment 1 is provided；
Fig. 2 is the A-A profiles of Fig. 1；
Fig. 3 is the B-B profiles of Fig. 1；
Reference in above-mentioned accompanying drawing is as follows：
10- bodies of heater；11- air doors；12- flame-observing holes；20- destructive distillation room；21- charging apertures；22- discharge gates；23- carbonization gas are assembled
Room；31- quirks；32- collection chambers；33- gas nozzles；34- gas passages；40- regenerator；41- double-edged fine-toothed comb brick layer；42- checker brick
Layer.
Specific embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
As long as additionally, technical characteristic involved in invention described below different embodiments does not constitute conflict just each other
Can be combined with each other.
Embodiment 1
As shown in figure 1, a kind of externally heated retort oven is present embodiments provided, including by the vertical of refractory material laying
The body of heater 10 of setting, sets at least one destructive distillation room, combustion chamber and regenerator in the body of heater 10, wherein：
Fig. 3 is referred to, the top dimension of the destructive distillation room 20 is more slightly smaller than its bottom size, the difference between the two is being no more than
150mm is advisable, to ensure biomass direct motion in destructive distillation room 20；Charging is respectively equipped with the top and bottom of the destructive distillation room 20
Mouthfuls 21 and discharge gate 22, on the top of the destructive distillation room 20, carbonization gas collection chamber 23 is set, the carbonization gas collection chamber 23 with take out
Mechanism of qi is connected, for extracting the carbonization gas produced by biomass carbonization out the carbonization gas collection chamber 23；
Please referring also to Fig. 1, Fig. 2 and Fig. 3, the combustion chamber are disposed adjacent with the destructive distillation room 20, the combustion chamber bag
At least one quirk 31 and collection chamber 32 are included, the both ends in the short transverse of the quirk 31 are equipped with gas nozzle 33, institute
Formation gas passage 34 between gas nozzle 33 and the side wall of the quirk 31 is stated, the gas passage 34 connects the quirk 31
With the collection chamber 32, flame-observing hole 12 is provided with the corresponding body of heater 10 of the gas passage 34；
As shown in Fig. 2 the regenerator 40 is disposed adjacent with the quirk 31, the regenerator 40 passes through the collection chamber
32 connect with the quirk 31；Accumulation of heat structure is provided with the regenerator 40, the accumulation of heat structure in the present embodiment includes combing
Sub- brick layer 41 and the multiple grid brick layer 42 being arranged in the double-edged fine-toothed comb brick layer 41 so that the accumulation of heat structure is combustion-supporting with being available for
Gas or the passage of flue gas circulation；Air door 11 is set on the side wall of the corresponding body of heater 10 of the regenerator 40, so that institute
Stating regenerator 40 can be communicated by the air door 11 with body of heater external environment, can be blown in the body of heater 10 by the air door 11
Or flue gas is discharged into the body of heater 10, the flowing side of the flow direction of combustion-supporting gas and flue gas in body of heater can be also periodically switched in addition
To so as to realize the preheating to combustion-supporting gas and the heat exchange to flue gas.
Specifically, the gas retort of the present embodiment is provided with 4 combustion chambers, is destructive distillation room 20 between two neighboring combustion chamber, often
There are 4 quirks 31 arranged in parallel in individual combustion chamber, and each quirk 31 is adjacent with destructive distillation room 20；And this implementation
The gas retort of example is provided with upper and lower two regenerator 40 on along the short transverse of the quirk 31, and each described regenerator 40 is equal
An air door 11 is configured, and each described regenerator 40 is disposed adjacent with the destructive distillation room 20, is done in the present embodiment
Evaporate the top dimension 50mm smaller than its bottom size of room 20.Certainly in other embodiments, can be according to actual conditions setting 2,3
Individual or 5 combustion chambers, can also only set 1 quirk in each combustion chamber, can be with when the treating capacity of biomass is larger
The mode that multiple gas retorts are arranged in parallel is used to reach the purpose of operation simultaneously, said circumstances each falls within protection model of the invention
In enclosing.
The operation principle of the externally heated retort oven in the present embodiment is：Refer to the path shown in arrow, combustion-supporting sky in Fig. 2
Gas is entered in gas retort by one of air door, the regenerator supporting with the air door is flowed through successively and collection chamber eventually arrives at quirk
It is interior, and the combustion gas mixing from gas nozzle and help it to burn so that temperature in quirk is then destructive distillation for 500~1000 DEG C
Room heat supply, so that there is pyrolysis at 300~800 DEG C and be changed into charcoal in the biomass in destructive distillation room, while also creating dry
Gas is evaporated, carbonization gas are sent outside after the enrichment of carbonization gas collection chamber, and biological carbon is then discharged by discharge gate；The formed negative pressure of burning is continuous
Ground sucks in body of heater combustion-supporting gas, thus forces the flue gas produced by burning simultaneously final via another collection chamber and regenerator
Discharged by another air door, the flowing side of the flow direction of combustion-supporting gas and flue gas in a body of heater is switched every 15~30min
To, the temperature of combustion air on the one hand can be so improved, it is combustion air preheating, it is ensured that heating-up temperature in quirk short transverse
Uniformly, so as to preferably be the heat supply of destructive distillation room, it is ensured that destructive distillation effect, on the other hand can make the abundant heat exchange of flue gas and regenerator with
The high level heat of recovered flue gas, is conducive to lifting recovery utilization rate of the whole system to heat.
Obviously, above-described embodiment is only intended to clearly illustrate example, and not to the restriction of implementation method.It is right
For those of ordinary skill in the art, can also make on the basis of the above description other multi-forms change or
Change.There is no need and unable to be exhaustive to all of implementation method.And the obvious change thus extended out or
Among changing still in the protection domain of the invention.
Claims (10)
1. a kind of externally heated retort oven, including body of heater (10), it is characterised in that set in the body of heater (10)：
At least one destructive distillation room (20), charging aperture (21) and discharge gate are respectively equipped with the top and bottom of the destructive distillation room (20)
(22) carbonization gas collection chamber (23), are set on the top of the destructive distillation room (20)；
Combustion chamber, is disposed adjacent with the destructive distillation room (20), and the combustion chamber includes at least one quirk (31) and collection chamber
(32), the both ends in the quirk (31) short transverse are equipped with gas nozzle (33), the gas nozzle (33) and institute
Formation gas passage (34) between the side wall of quirk (31) is stated, the gas passage (34) connects the quirk (31) and the collection
Air chamber (32)；
At least one regenerator (40), is disposed adjacent with the quirk (31), and the regenerator (40) is by the collection chamber
(32) connected with the quirk (31)；Accumulation of heat structure is provided with the regenerator (40), in the regenerator (40) correspondence
The body of heater (10) side wall on air door (11) is set, the regenerator (40) is by the air door (11) and body of heater external environment
Communicate.
2. externally heated retort oven according to claim 1, it is characterised in that the combustion chamber is parallel to each other including several
The quirk (31) for setting, each described quirk (31) is adjacent with the destructive distillation room (20).
3. according to the externally heated retort oven described in claim 1 or 2, it is characterised in that the destructive distillation room (20) is arranged at adjacent two
Between the individual combustion chamber.
4. the externally heated retort oven according to claim any one of 1-3, it is characterised in that the accumulation of heat structure includes double-edged fine-toothed comb
Brick layer (41) and the multiple grid brick layer (42) being arranged on the double-edged fine-toothed comb brick layer (41) so that the accumulation of heat structure has for helping
Combustion gas body or the passage of flue gas circulation.
5. the externally heated retort oven according to claim any one of 1-4, it is characterised in that along the height of the quirk (31)
Direction sets two regenerator (40), and each described regenerator (40) configures an air door (11).
6. the externally heated retort oven according to claim any one of 1-5, it is characterised in that the regenerator (40) also with institute
Destructive distillation room (20) is stated to be disposed adjacent.
7. the externally heated retort oven according to claim any one of 1-6, it is characterised in that right in the gas passage (34)
Flame-observing hole (12) is set on the body of heater (10) answered.
8. the externally heated retort oven according to claim any one of 1-7, it is characterised in that the top of the destructive distillation room (20)
Size 0~150mm smaller than its bottom size.
9. a kind of technique that externally heated retort oven using described in claim 5 carries out destructive distillation to biomass, it is characterised in that bag
Include following steps：
Via an air door to providing combustion-supporting gas in body of heater, the combustion-supporting gas in quirk with the combustion gas from gas nozzle
Hybrid concurrency life burning, the heat for producing that burns is the heat supply of destructive distillation room；
The formed negative pressure of burning is constantly sucked in body of heater combustion-supporting gas, and the flue gas produced by burning is then by another wind
Door discharge, every the flow direction and the flow direction of flue gas of combustion-supporting gas in 15~30min switching bodies of heater, to realize to combustion-supporting
The preheating of gas and the heat exchange to flue gas.
10. technique according to claim 9, it is characterised in that the temperature in the quirk is 500~1000 DEG C；
Pyrolysis temperature in the destructive distillation room is 300~800 DEG C.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2016112465795 | 2016-12-29 | ||
| CN201611246579 | 2016-12-29 |
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| CN106753481A true CN106753481A (en) | 2017-05-31 |
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| CN201720011468.XU Active CN206521431U (en) | 2016-12-29 | 2017-01-05 | A kind of externally heated retort oven |
| CN201710007349.1A Pending CN106753481A (en) | 2016-12-29 | 2017-01-05 | A kind of externally heated retort oven and utilize its biomass carbonization technique |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107936999A (en) * | 2017-12-22 | 2018-04-20 | 中冶焦耐(大连)工程技术有限公司 | The Bidirectional heating system and heating means of external-heat low order fine coal continuous shale oven |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206521431U (en) * | 2016-12-29 | 2017-09-26 | 北京三聚环保新材料股份有限公司 | A kind of externally heated retort oven |
| CN113717739B (en) * | 2021-09-03 | 2022-09-02 | 北京萃金科技合伙企业(有限合伙) | Dry distillation system |
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|---|---|---|---|---|
| CN2192009Y (en) * | 1993-11-26 | 1995-03-15 | 北京航空航天大学 | Coal-fired flue-gas drying heating furnace |
| CN2537924Y (en) * | 2002-04-26 | 2003-02-26 | 莫屈 | Natural balance type gas water heater |
| CN203582805U (en) * | 2013-11-29 | 2014-05-07 | 杜晋安 | Outer-heating lignite dry distillation furnace |
| CN206521431U (en) * | 2016-12-29 | 2017-09-26 | 北京三聚环保新材料股份有限公司 | A kind of externally heated retort oven |
-
2017
- 2017-01-05 CN CN201720011468.XU patent/CN206521431U/en active Active
- 2017-01-05 CN CN201710007349.1A patent/CN106753481A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2192009Y (en) * | 1993-11-26 | 1995-03-15 | 北京航空航天大学 | Coal-fired flue-gas drying heating furnace |
| CN2537924Y (en) * | 2002-04-26 | 2003-02-26 | 莫屈 | Natural balance type gas water heater |
| CN203582805U (en) * | 2013-11-29 | 2014-05-07 | 杜晋安 | Outer-heating lignite dry distillation furnace |
| CN206521431U (en) * | 2016-12-29 | 2017-09-26 | 北京三聚环保新材料股份有限公司 | A kind of externally heated retort oven |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107936999A (en) * | 2017-12-22 | 2018-04-20 | 中冶焦耐(大连)工程技术有限公司 | The Bidirectional heating system and heating means of external-heat low order fine coal continuous shale oven |
| CN107936999B (en) * | 2017-12-22 | 2024-03-19 | 中冶焦耐(大连)工程技术有限公司 | Bidirectional heating system and heating method of external heating type low-order pulverized coal continuous carbonization furnace |
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| CN206521431U (en) | 2017-09-26 |
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Address after: 100080 9th floor, Dahang Jiye building, No.1 building, 33 Renmin North Road, Haidian District, Beijing Applicant after: Beijing Haixin Energy Technology Co.,Ltd. Applicant after: CREATIVE ENVIRONMENTAL PROTECTION AND ENERGY SAVING TECHNOLOGY (DALIAN) LTD. Address before: 100080, Beijing, Haidian District people's Congress Road 33, the big line foundation building 9 floor Applicant before: BEIJING SANJU ENVIRONMENTAL PROTECTION & NEW MATERIALS Co.,Ltd. Applicant before: CREATIVE ENVIRONMENTAL PROTECTION AND ENERGY SAVING TECHNOLOGY (DALIAN) LTD. |
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Application publication date: 20170531 |