CN209584103U - Biomass and coal copyrolysis reactor - Google Patents
Biomass and coal copyrolysis reactor Download PDFInfo
- Publication number
- CN209584103U CN209584103U CN201821808083.7U CN201821808083U CN209584103U CN 209584103 U CN209584103 U CN 209584103U CN 201821808083 U CN201821808083 U CN 201821808083U CN 209584103 U CN209584103 U CN 209584103U
- Authority
- CN
- China
- Prior art keywords
- coal
- biomass
- cylinder
- pyrolysis
- reactor
- 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.)
- Active
Links
Landscapes
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
The utility model discloses a kind of biomass and coal copyrolysis reactor, it include: reactor body, reactor body includes the internal biomass pyrolytic cylinder and pyrolysis of coal cylinder to communicate with each other, biomass pyrolytic cylinder is located at the top of pyrolysis of coal cylinder, the side wall of biomass pyrolytic cylinder is equipped at least one biomass feeding mouth, the side wall of pyrolysis of coal cylinder is equipped at least one coal material inlet and bottom is equipped with product exit, the cross-sectional area of biomass pyrolytic cylinder is less than the cross-sectional area of pyrolysis of coal cylinder, multiple heat accumulation type radiant tubes of uniform intervals setting are respectively equipped in biomass pyrolytic cylinder and pyrolysis of coal cylinder.Biomass according to the present utility model and coal copyrolysis reactor, by the top that biomass pyrolytic cylinder is arranged in pyrolysis of coal cylinder, and make the cross-sectional area of biomass pyrolytic cylinder less than the cross-sectional area of pyrolysis of coal cylinder, hydrogen-rich in biomass is effectively transferred in coal, biomass and coal synergistic effect are obvious, improve the converting rate of coal.
Description
Technical field
The utility model relates to chemical industry, energy technology field, more particularly, to a kind of biomass and coal copyrolysis reactor.
Background technique
Coal is one of proved reserves conventional resource the most abundant in the world.As maximum coal production in the world and
Country of consumption, the energy resource structure feature in China are rich coal, oil-poor, few gas.It is the urgent of national product that the clean and effective of coal, which utilizes,
Demand.
Meanwhile China's biomass resource is also very rich, is often only agricultural crop straw, fuel wood, animal wastes and life rubbish
The yield of the four biolobic material raw material such as rubbish is equivalent to 7.8 hundred million toe (abbreviation of Ton Oil Equivalent, ton oil equivalent),
50% than China's total energy consumption in 2000 is more.Biomass as the renewable energy that uniquely can be stored and transport it
One, it is huge in global yield, it is widely distributed, it is smaller by territory restriction, it can regenerate.With countries in the world to energy conservation,
The attention of the problems such as environmental protection and Global climate change, so that strategic position of the renewable energy in energy development is more prominent
Out, biomass is converted into high-grade gas and liquid fuel has caused the great attention of countries in the world.
Relative to coal burning, gasification, liquefaction process, fast pyrogenation converts coal into solid-state, liquid and gaseous product, is
It realizes the important method of coal clean utilization, and converts biomass into a kind of important channel of liquid fuel and gas.Coal is
A kind of poor hydrogen substance, pyrolysis yield is low, and therefore, the mode that added hydrogen is typically employed to during to pyrolysis of coal improves coal
Conversion ratio, but the production cost of general additional pure hydrogen is higher, finds a kind of cheap hydrogen source and has become a hot topic of research.Biology
Matter is as a kind of hydrogen-rich materials, and not only pyrolysis temperature is lower than pyrolysis of coal temperature, is pyrolyzed prior to coal, and rich hydrogen producing, can
Using the hydrogen source as pyrolysis of coal, bio oil high income, but oxygen content are high.In order to both overcome individually pyrolysis insufficient, by coal with
Biomass copyrolysis gasification, the two pyrolytic gasification process can be effectively combined, advantage gives full play to, reduce at produce at
This, improves target product yield.
Currently, domestic and international existing pyrolytic process mostly uses porcelain ball and thermal decomposition product semicoke conduct from the point of view of heating method
Coal gas after solid thermal carriers or product char Gasification is as heating methods such as gas heat carriers.This heating method is related to
The processes such as heating, the separation of heat carrier cause system process long, and system failure rate is higher.The solid thermals such as semicoke, porcelain ball carry
Body has seriously affected the processing capacity of pyrolysis furnace apparatus, and there is also larger security risks for the preheating of the gas heat carriers such as coal gas.
From the point of view of type of reactor angle, majority using thermobalance, fixed bed, fluidized bed, air flow bed etc. to biomass with
Coal copyrolysis is studied.According to the difference of type of reactor, it is broadly divided into slow pyrolysis and fast pyrogenation two types, but
Result of study is fresh to show there is synergistic effect between the two less, and main cause is that the temperature range of biomass and pyrolysis of coal does not almost have
There are overlapping, 100 DEG C of difference or more.For the slow pyrolysis reaction carried out on thermobalance and fixed bed, when coal starts heat
Xie Shi, completely, the hydrogen having more than needed in biomass cannot be used effectively for pyrolysis of coal biomass for pyrolysis substantially, cause to be difficult to assist
Same-action；And for the fast pyrogenation for being carried out on fluidized bed or air flow bed, both the fast rate of heat addition can reduce pyrolysis
The temperature difference, but due to the two density contrast and airflow function, the hydrogen-rich in biomass is also not easy to be transferred in pyrolysis of coal oil gas, and collaboration is made
With also unobvious.
Utility model content
The utility model aims to solve at least one of the technical problems existing in the prior art.For this purpose, the utility model
One purpose is to propose a kind of biomass and coal copyrolysis reactor, and the synergistic effect of biomass and pyrolysis of coal is more preferable.
According to the biomass of the utility model embodiment and coal copyrolysis reactor, comprising: reactor body, the reaction
Device ontology includes the internal biomass pyrolytic cylinder and pyrolysis of coal cylinder to communicate with each other, and the biomass pyrolytic cylinder is located at described
The top of pyrolysis of coal cylinder, the side wall of the biomass pyrolytic cylinder are equipped at least one biomass feeding mouth, the coal heat
The side wall for solving cylinder is equipped at least one coal material inlet and bottom and is equipped with product exit, the biomass pyrolytic cylinder it is transversal
Area is less than the cross-sectional area of the pyrolysis of coal cylinder, is respectively equipped in the biomass pyrolytic cylinder and the pyrolysis of coal cylinder
Multiple heat accumulation type radiant tubes of uniform intervals setting.
According to the biomass of the utility model embodiment and coal copyrolysis reactor, by the way that biomass pyrolytic cylinder is arranged
In the top of pyrolysis of coal cylinder, and make the cross-sectional area of biomass pyrolytic cylinder less than the cross-sectional area of pyrolysis of coal cylinder, biology
Hydrogen-rich in matter is effectively transferred in coal, and biomass and coal synergistic effect are obvious, improves the converting rate of coal.Moreover,
By being respectively arranged multiple heat accumulation type radiant tubes of uniform intervals setting in biomass pyrolytic cylinder and pyrolysis of coal cylinder, with biography
System is carried as air heat using porcelain ball and thermal decomposition product semicoke as the coal gas after solid thermal carriers or product char Gasification
The heating methods such as body are compared, and process flow is simple, system temperature control is accurate, temperature adjustment is convenient, without gas and solid thermal carriers plus
Heat, separation process, reduce the failure rate of system.
Some embodiments according to the present utility model, the biomass feeding mouth and biomass pyrolytic cylinder top
Between distance account for the 1/12~1/6 of the biomass pyrolytic cylinder height；At the top of the coal material inlet and the pyrolysis of coal cylinder
The distance between account for the 1/12~1/6 of the pyrolysis of coal cylinder height.
Some embodiments according to the present utility model, the biomass feeding mouth are two, two biomass feedings
Mouth is located at the two sides of the biomass pyrolytic cylinder；The coal material inlet is two, and two coal material inlets distinguish position
In the two sides of the pyrolysis of coal cylinder.
Some embodiments according to the present utility model, the diameter of the biomass pyrolytic cylinder are the pyrolysis of coal cylinder
The 20%~50% of diameter.
Some embodiments according to the present utility model, the height of the biomass pyrolytic cylinder are the pyrolysis of coal cylinder
The 30%~80% of height.
The both ends of some embodiments according to the present utility model, each heat accumulation type radiant tube are respectively equipped with burner,
The burner at the both ends of each heat accumulation type radiant tube alternately burns.
Some embodiments according to the present utility model, the temperature difference on each heat accumulation type radiant tube are not higher than 40 DEG C.
Some embodiments according to the present utility model, the temperature of the intracorporal heat accumulation type radiant tube of biomass pyrolytic cylinder
Degree is 350 DEG C~550 DEG C, and the temperature of the intracorporal heat accumulation type radiant tube of pyrolysis of coal cylinder is 650 DEG C~950 DEG C.
Some embodiments according to the present utility model, multiple heat accumulation type radiant tubes are between horizontal and vertical upper grade respectively
Away from horizontal arrangement in the reactor body.
Some embodiments according to the present utility model, the feed flow rates ratio of the biomass and the coal 1:6~1:1 it
Between.
The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will
Become obvious and be readily appreciated that, in which:
Fig. 1 is the schematic diagram of the biomass and coal copyrolysis reactor according to the utility model embodiment.
Appended drawing reference:
100: biomass and coal copyrolysis reactor；
1: biomass pyrolytic cylinder；11: biomass feeding mouth；
2: pyrolysis of coal cylinder；21: product exit；22: coal material inlet；
3: heat accumulation type radiant tube.
Specific embodiment
Below with reference to Fig. 1 description according to the biomass and coal copyrolysis reactor 100 of the utility model embodiment.
As shown in Figure 1, according to the biomass of the utility model embodiment and coal copyrolysis reactor 100, including reactor
Ontology.
Specifically, reactor body includes the internal biomass pyrolytic cylinder 1 and pyrolysis of coal cylinder 2 to communicate with each other.Example
Such as, in the example of fig. 1, biomass pyrolytic cylinder 1 and pyrolysis of coal cylinder 2 coaxially arranged and can extend along the vertical direction,
It is connected to inside biomass pyrolytic cylinder 1 and pyrolysis of coal cylinder 2.
The side wall of biomass pyrolytic cylinder 1 is equipped at least one biomass feeding mouth 11, biomass such as crops straw
Stalk, fuel wood, animal wastes and house refuse etc. can be entered in biomass pyrolytic cylinder 1 by biomass feeding mouth 11.Coal
The side wall for being pyrolyzed cylinder 2 is equipped at least one coal material inlet 22, for example non-caking coal of coal, Iight sticky coal, strong cohesiveness
Coal etc. can be entered in pyrolysis of coal cylinder 2 by coal material inlet 22.The bottom of pyrolysis of coal cylinder 2 is equipped with product exit 21, raw
The product that substance and coal obtain after being pyrolyzed in reactor body is discharged by product exit 21.
Multiple heat accumulation type radiant tubes of uniform intervals setting are respectively equipped in biomass pyrolytic cylinder 1 and pyrolysis of coal cylinder 2
3.The meaning of " plurality " is two or more in the description of the present invention,.Heat accumulation type radiant tube 3 is biomass and coal
Pyrolytic reaction in copyrolysis reactor 100 provides heat source.It, can be by biomass thermal when the work of multiple heat accumulation type radiant tubes 3
Solution cylinder 1 and biomass in pyrolysis of coal cylinder 2 and coal are pyrolyzed respectively.Moreover, by biomass pyrolytic cylinder 1 and coal
Evenly-spaced multiple heat accumulation type radiant tubes 3 are respectively arranged in pyrolysis cylinder 2, the coal and life that can be individually in reactor body
Substance provides heat source, is heated evenly biomass and coal, so that the product quality arrived is uniform, while ensure that pyrolysis
The yield of product, moreover, because process flow is simple, system temperature control is accurate, temperature adjustment side without heat carrier and mechanical rotation device
Just, the heating without gas and solid thermal carriers, separation process reduce the failure rate of system.
Biomass pyrolytic cylinder 1 is located at the top of pyrolysis of coal cylinder 2.As a result, by the way that biomass pyrolytic cylinder 1 to be arranged in
The top of pyrolysis of coal cylinder 2 is pyrolyzed coal completely under biomass pyrolytic atmosphere rapidly, while by the richness in biomass
Hydrogen is effectively transferred in coal, improves the converting rate of coal.Specifically, biomass is entered by biomass feeding mouth 11
It will flow downward under the effect of gravity after in biomass pyrolytic cylinder 1, and by the heat accumulation type radiant tube in biomass pyrolytic cylinder 1
Pyrolytic reaction occurs for 3 heating, generates oil gas；These oil gas can be under the action of its own gravity into pyrolysis of coal cylinder 2
Top, and mixed with the coal from coal material inlet 22, required environment rich is provided for pyrolysis of coal, 2 top of pyrolysis of coal cylinder
Coal is flowed downward in the environment of hydrogen-rich by gravity, and is heated by the heat accumulation type radiant tube 3 in pyrolysis of coal cylinder 2, hair
Raw pyrolytic reaction, generates gaseous state, liquid product and solid semicoke；These products flow downward along pyrolysis of coal cylinder 2 simultaneously, and
It is removed from the product exit 21 of 2 bottom of pyrolysis of coal cylinder.
The cross-sectional area of biomass pyrolytic cylinder 1 is less than the cross-sectional area of pyrolysis of coal cylinder 2.Make to give birth to by setting as a result,
The cross-sectional area of material pyrolysis cylinder 1 is less than the cross-sectional area of pyrolysis of coal cylinder 2, and biomass can be effectively ensured and reach with pyrolysis of coal
To synergistic effect, specifically, for example, the cross-sectional area due to biomass pyrolytic cylinder 1 is less than the cross section of pyrolysis of coal cylinder 2
Product, in this way, the hydrogen generated in biomass pyrolysis process can first be assembled in the relatively small biomass pyrolytic cylinder 1 in space, from
And formed be rich in hydrogen gas, and then when these rich in hydrogen gases when downwardly into the top of pyrolysis of coal cylinder 2 still
It is maintained at the state rich in hydrogen.
According to the biomass of the utility model embodiment and coal copyrolysis reactor 100, by by biomass pyrolytic cylinder 1
It is arranged in the top of pyrolysis of coal cylinder 2, and makes the cross-sectional area of biomass pyrolytic cylinder 1 less than the cross section of pyrolysis of coal cylinder 2
Long-pending, the hydrogen-rich in biomass is effectively transferred in coal, and biomass and coal synergistic effect are obvious, improves the converting of coal
Rate.Moreover, passing through the multiple heat accumulating types for being respectively arranged uniform intervals setting in biomass pyrolytic cylinder 1 and pyrolysis of coal cylinder 2
Radiant tube 3, with it is traditional using porcelain ball and thermal decomposition product semicoke as the coal gas after solid thermal carriers or product char Gasification
It is compared as heating methods such as gas heat carriers, process flow is simple, system temperature control is accurate, temperature adjustment is convenient, without gas and admittedly
Heating, the separation process of body heat carrier, reduce the failure rate of system.
Some embodiments according to the present utility model, referring to Fig.1, biomass feeding mouth 11 is located at biomass pyrolytic cylinder 1
Top, coal material inlet 22 is located at the top of pyrolysis of coal cylinder 2.As a result, by the way that biomass feeding mouth 11 is arranged in biomass
It is pyrolyzed the top of cylinder 1, biomass can be by the heat accumulation type radiant tube in biomass pyrolytic cylinder 1 during flowing downward
3 sufficiently heat and are sufficiently pyrolyzed, to provide good environment rich for pyrolysis of coal.By the way that coal material inlet 22 is arranged in coal
It is pyrolyzed the top of cylinder 2, the coal newly entered from coal material inlet 22 can be pyrolyzed completely in the environment of hydrogen-rich, so as into one
Step improves the converting rate of coal.
Still optionally further, the distance between 1 top of biomass feeding mouth 11 and biomass pyrolytic cylinder accounts for biomass thermal
Solve 1/12~1/6 (including endpoint value) of 1 height of cylinder.As a result, if by biomass feeding mouth 11 and biomass pyrolytic cylinder 1
The distance between top accounts for 1 height of biomass pyrolytic cylinder less than 1/12, then biomass feeding mouth 11 and biomass pyrolytic cylinder 1
The distance between top is relatively close, so as to be not easy to the processing of biomass feeding mouth 11；If by biomass feeding mouth 11 with
The distance between 1 top of biomass pyrolytic cylinder accounts for 1 height of biomass pyrolytic cylinder greater than 1/6, then is likely to occur biomass not
The case where being sufficiently pyrolyzed, to be unfavorable for providing good environment rich for pyrolysis of coal.That is, by by biomass feeding
The distance between 1 top of mouth 11 and biomass pyrolytic cylinder accounts for biomass pyrolytic cylinder 1 and is highly arranged between 1/12~1/6,
Guarantee biomass pyrolytic completely, provide good environment rich for pyrolysis of coal while, facilitate biomass feeding mouth 11
Processing, reduce costs.
Still optionally further, the distance between 2 top of coal material inlet 22 and pyrolysis of coal cylinder accounts for 2 height of pyrolysis of coal cylinder
1/12~1/6 (including endpoint value).As a result, if the distance between 2 top of coal material inlet 22 and pyrolysis of coal cylinder is accounted for coal heat
2 height of cylinder is solved less than 1/12, then the distance between coal material inlet 22 and biomass pyrolytic cylinder 1 are relatively close, so as to occur
Hydrogen-rich cannot enter the case where pyrolysis of coal cylinder 2 well, and be not easy to the processing of coal material inlet 22；If by coal material inlet
The distance between 22 and 2 top of pyrolysis of coal cylinder account for 2 height of pyrolysis of coal cylinder greater than 1/6, due to the cross section of pyrolysis of coal cylinder 2
Product is larger, and the space in pyrolysis of coal cylinder 2 is larger, and the coal entered from coal material inlet 22 may be not in good environment rich,
It is unfavorable for improving the converting rate of coal.In other words, by accounting for the distance between coal material inlet 22 and 2 top of pyrolysis of coal cylinder
Pyrolysis of coal cylinder 2 is highly arranged between 1/12~1/6, while guaranteeing to improve the converting rate of coal, facilitates biology
The processing of matter material inlet 11, reduces costs.
Some embodiments according to the present utility model, the diameter of biomass pyrolytic cylinder 1 are the diameter of pyrolysis of coal cylinder 2
20%~50% includes endpoint value).The cross-sectional shape of biomass pyrolytic cylinder 1 and pyrolysis of coal cylinder 2 is circle at this time.By
This, if setting make the diameter of biomass pyrolytic cylinder 1 be less than pyrolysis of coal cylinder 2 diameter 20%, biomass pyrolytic at this time
The diameter of cylinder 1 is smaller, possibly required environment rich can not be provided for pyrolysis of coal；If setting makes biomass pyrolytic cylinder 1
Diameter be greater than pyrolysis of coal cylinder 2 diameter 50%, may not can guarantee biomass and pyrolysis of coal reaches collaboration well and makees
With.That is, making 20%~50%, In of the diameter of the diameter pyrolysis of coal cylinder 2 of biomass pyrolytic cylinder 1 by setting
While guarantee provides required environment rich for pyrolysis of coal, biomass can be effectively ensured and pyrolysis of coal reaches good collaboration
Effect.
Further, the height of biomass pyrolytic cylinder 1 be pyrolysis of coal cylinder 2 height 30%~80% (including end
Point value).Thus, it is possible to be further ensured that biomass and pyrolysis of coal reach synergistic effect.
Optionally, biomass and the feed flow rates of coal ratio are between 1:6~1:1 (including endpoint value).Thus, it is possible into one
Step guarantees that biomass and pyrolysis of coal reach synergistic effect.
The both ends of some embodiments according to the present utility model, each heat accumulation type radiant tube 3 are respectively equipped with burner, each
The burner at the both ends of heat accumulation type radiant tube 3 alternately burns.In particular, for example, heat accumulation type radiant tube 3 is in its tube body two
End is respectively arranged with burner, and the flame that the burner combustion in one end of heat accumulation type radiant tube 3 generates forms temperature when spraying
Gradient is spent, i.e., is gradually decreased from the outside temperature of burner.Similarly, in the burner combustion of the other end of heat accumulation type radiant tube 3
The flame of generation also formation temperature gradient when spraying.When the burner at 3 both ends of heat accumulation type radiant tube alternately burns, institute
The two temperature gradients superposition formed, so that entire 3 bulk temperature of heat accumulation type radiant tube is evenly distributed, and then can make
Reaction mass in entire biomass pyrolytic cylinder 1 and pyrolysis of coal cylinder 2 is heated evenly.
Further, the temperature difference on each heat accumulation type radiant tube 3 is not higher than 40 DEG C.Each heat accumulation type radiant tube 3 at this time
On maximum temperature and minimum temperature difference be less than or equal to 40 DEG C.As a result, if the temperature difference on each heat accumulation type radiant tube 3 is big
In 40 DEG C, the temperature difference at this time on each heat accumulation type radiant tube 3 is relatively large, so as to biomass pyrolytic cylinder 1 or coal occur
In other words the even phenomenon of the reaction mass uneven heating being pyrolyzed in cylinder 2 is made on each heat accumulation type radiant tube 3 by setting
Temperature difference is not higher than 40 DEG C, and reaction mass in biomass pyrolytic cylinder 1 and pyrolysis of coal cylinder 2 can be effectively ensured and be heated evenly.
Optionally, the temperature of the heat accumulation type radiant tube 3 in biomass pyrolytic cylinder 1 is 350 DEG C~550 DEG C (including endpoints
Value), the temperature of the heat accumulation type radiant tube 3 in pyrolysis of coal cylinder 2 is 650 DEG C~950 DEG C (including endpoint value).Thus, it is possible to protect
Card biomass and pyrolysis of coal reach synergistic effect.Specifically, sectional temperature-controlled method is used at this time, is respectively reached in the same time
The optimum temperature of biomass and pyrolysis of coal, so that the hydrogen-rich in biomass is efficiently transferred in coal, so that pyrolysis of coal can be in life
It is pyrolyzed completely under material pyrolysis atmosphere, and then improves pyrolysis of coal conversion ratio and target product yield.
Two biomass feeding mouths 11 and two coal material inlets 22 are shown in Fig. 1 for illustration purposes, still
Those of ordinary skill after having read following technical solution, be clearly understood that the program be applied to three or more
In the technical solution of a biomass feeding mouth 11 and coal material inlet 22, this is also fallen within the protection scope of the utility model.
Specifically, for example, in the example of fig. 1, biomass feeding mouth 11 is two, and two biomass feeding mouths 11 are distinguished
Positioned at the two sides of biomass pyrolytic cylinder 1；Coal material inlet 22 is two, and two coal material inlets 22 are located at pyrolysis of coal cylinder 2
Two sides.Further, two biomass feeding mouths 11 can be along biomass pyrolytic cylinder 1 diametrically, two coal feeds
Mouth 22 can be along pyrolysis of coal cylinder 2 diametrically.
Optionally, biomass feeding mouth 11 and coal material inlet 22 are respectively screw feeder mouth.Biomass feeding mouth 11 at this time
With spiral feeding mechanism can be respectively equipped at coal material inlet 22, reaction mass is respectively screw and is delivered to corresponding material inlet
(i.e. above-mentioned biomass feeding mouth 11 and coal material inlet 22).But not limited to this.
Some embodiments according to the present utility model, as shown in Figure 1, multiple heat accumulation type radiant tubes 3 are on horizontal and vertical
Equidistant horizontal arrangement is in reactor body respectively.Thus, it is possible to be further ensured that biomass pyrolytic cylinder 1 and pyrolysis of coal cylinder
Biomass and coal in body 2 are heated evenly.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside",
The orientation or positional relationship of the instructions such as " axial direction ", " radial direction ", " circumferential direction " is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Some embodiments according to the present utility model, when reactor body operates under normal pressure (i.e. an atmospheric pressure),
The cross-sectional shape of reactor body is rectangular or round.But not limited to this.It is understood that the pressure in reactor body
When roughly the same with outside atmospheric pressure, the concrete shape of reactor body can be designed according to actual needs, with more preferable
Ground meets practical application.
Certainly, the utility model is without being limited thereto, other embodiments according to the present utility model, when reactor body is in height
When pressure operates under (being greater than an atmospheric pressure), the cross-sectional shape of reactor body is circle.At this time due to reactor body
The pressure that interior pressure is greater than outside atmosphere can be protected effectively by the way that the cross-sectional shape of reactor body to be provided in round
Demonstrate,proving reactor body has good pressure-resistant performance.
It is as follows according to the biomass of the utility model embodiment and the operating process of coal copyrolysis reactor 100:
By the temperature after drying, preheating be 100 DEG C~270 DEG C, granularity 80% be less than 10mm and 6mm biomass below and
Coal enters biomass pyrolytic cylinder 1 and pyrolysis of coal cylinder 2 through biomass feeding mouth 11 and coal material inlet 22 respectively.Biomass is by weight
Power effect flows downward along biomass pyrolytic cylinder 1, is added in 2~8s by the heat accumulation type radiant tube 3 in biomass pyrolytic cylinder 1
To 350~550 DEG C pyrolytic reaction occurs for heat, generates oil gas.The oil gas under the effect of gravity, into the top of pyrolysis of coal cylinder 2
Portion, and mixed with the coal of the coal material inlet 22 from 2 top of pyrolysis of coal cylinder, required environment rich is provided for pyrolysis of coal.Coal
The coal at 2 top of cylinder is pyrolyzed in the environment of hydrogen-rich, is affected by gravity, flows downward along pyrolysis of coal cylinder 2, in 3~12s
The interior heat accumulation type radiant tube 3 by pyrolysis of coal cylinder 2 is heated to 650~950 DEG C, and pyrolytic reaction occurs, and generates gaseous state, liquid produces
Object and solid semicoke.Above-mentioned product flows downward along pyrolysis of coal cylinder 2 simultaneously, and goes out from the product of 2 bottom of pyrolysis of coal cylinder
Mouth 21 removes, and hereafter can enter subsequent product dedusting, condensation, separation and refining system.
It is below sawdust and coal such as white tone China lignite as raw material using biomass, through crushing, drying, preheating, sawdust is dry
It is less than 6mm less than 10%, 80% granularity to moisture；White tone China brown coal drying is less than 4mm less than 15%, 80% granularity to moisture
Example is illustrated.
Sawdust feed flow rates are 5kg/s, and white tone China lignite feed flow rates are 15kg/s.By biomass pyrolytic cylinder 1 and coal
Pyrolysis cylinder 2 is cylindrical shape, and diameter is respectively 1m and 3m, and height is respectively 3m and 6m.Biomass feeding mouth 11 is located at biology
Matter is pyrolyzed the 1 following 0.2m in top of cylinder, and coal material inlet 22 is located at the 2 following 0.7m in top of pyrolysis of coal cylinder.By sawdust and white tone China
Lignite is added to the biomass feeding mouth 11 of biomass pyrolytic cylinder 1 and the coal material inlet 22 of pyrolysis of coal cylinder 2.To reactor body
It heats up, 3 temperature of heat accumulation type radiant tube in 3~4s or so, biomass pyrolytic cylinder 1 is increased to 450~500 DEG C；In
5-6s or so, 3 temperature of heat accumulation type radiant tube in pyrolysis of coal cylinder 2 are increased to 800~850 DEG C or so.Biomass pyrolytic cylinder 1
Pyrolytic reaction occurs for interior sawdust, generates hydrogen-rich gas, flows downward along biomass pyrolytic cylinder 1, and enters pyrolysis of coal cylinder
2, it is mixed with the white tone China lignite in pyrolysis of coal cylinder 2, pyrolytic reaction occurs, generate pyrolysis gas, tar, water and half
It is burnt.These products flow downward along pyrolysis of coal cylinder 2 simultaneously, and remove from the product exit 21 of 2 bottom of pyrolysis of coal cylinder, enter
Subsequent product dedusting, condensation, separation and refining system.
It carries out the brown copyrolysis of sawdust and white tone China using above-mentioned biomass and coal copyrolysis reactor 100 to study, discovery is burnt
Oil yield pyrolysis yield more independent than the two is averagely higher by 35~45%, and conversion ratio is higher by 10~20%, illustrates using according to this reality
There are apparent synergistic effects with pyrolysis of coal for the biomass being pyrolyzed with novel biomass and coal copyrolysis reactor 100.
It is a kind of downlink heat accumulating type biomass according to the biomass of the utility model embodiment and coal copyrolysis reactor 100
With coal copyrolysis reactor 100, have the advantage that
1) two sections of down-flow fluidized bed using ECTs are set on same reactor body, and the feed entrance point of biomass and coal is respectively set (i.e.
Biomass feed inlet and coal feed inlet), and sectional temperature-controlled method is used, the best of the two pyrolysis is respectively reached in the same time
Temperature；
2) more heat accumulation type radiant tubes 3 are used, coal and biomass in reactor can be individually for, heat source is provided, without heat carrier
And mechanical rotation device, process flow is simple, system temperature control is accurate, temperature adjustment is convenient, without gas and solid thermal carriers heating,
Separation process reduces the failure rate of system；
3) biomass pyrolytic cylinder 1 is mounted on to the top of pyrolysis of coal cylinder 2, so that coal is rapidly in biomass pyrolytic atmosphere
Lower pyrolysis completely, the hydrogen-rich in biomass is efficiently transferred in coal, the converting rate of coal is improved；
4) convection current, heat transfer and radiant heat transfer are combined, the thermal efficiency of system is improved；
5) compared with semicoke is as heat carrier, tar dustiness is reduced；
6) strong to coal adaptability, no matter non-caking coal, Iight sticky coal, strong caking coal etc. are suitable for；
7) biomass and the structure design of coal copyrolysis reactor 100 are simple and convenient to operate, large-scale production easy to accomplish.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are contained at least one embodiment or example of the utility model.In the present specification, to above-mentioned art
The schematic representation of language may not refer to the same embodiment or example.
While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that:
These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principles of the present invention and objective
And modification, the scope of the utility model are defined by the claims and their equivalents.
Claims (10)
1. a kind of biomass and coal copyrolysis reactor characterized by comprising
Reactor body, the reactor body include the internal biomass pyrolytic cylinder and pyrolysis of coal cylinder to communicate with each other, institute
The top that biomass pyrolytic cylinder is located at the pyrolysis of coal cylinder is stated, the side wall of the biomass pyrolytic cylinder is equipped at least one
A biomass feeding mouth, the side wall of the pyrolysis of coal cylinder is equipped at least one coal material inlet and bottom is equipped with product exit,
The cross-sectional area of the biomass pyrolytic cylinder be less than the pyrolysis of coal cylinder cross-sectional area, the biomass pyrolytic cylinder and
Multiple heat accumulation type radiant tubes of uniform intervals setting are respectively equipped in the pyrolysis of coal cylinder.
2. biomass according to claim 1 and coal copyrolysis reactor, which is characterized in that the biomass feeding mouth with
The 1/12~1/6 of the biomass pyrolytic cylinder height is accounted for the distance between at the top of the biomass pyrolytic cylinder；
The 1/12~1/ of the pyrolysis of coal cylinder height is accounted for the distance between at the top of the coal material inlet and the pyrolysis of coal cylinder
6。
3. biomass according to claim 1 and coal copyrolysis reactor, which is characterized in that the biomass feeding mouth is
Two, two biomass feeding mouths are located at the two sides of the biomass pyrolytic cylinder；
The coal material inlet is two, and two coal material inlets are located at the two sides of the pyrolysis of coal cylinder.
4. biomass according to claim 1 and coal copyrolysis reactor, which is characterized in that the biomass pyrolytic cylinder
Diameter be the pyrolysis of coal cylinder diameter 20%~50%.
5. biomass according to claim 1 and coal copyrolysis reactor, which is characterized in that the biomass pyrolytic cylinder
Height be the pyrolysis of coal cylinder height 30%~80%.
6. biomass according to any one of claims 1-5 and coal copyrolysis reactor, which is characterized in that each described
The both ends of heat accumulation type radiant tube are respectively equipped with burner, and the burner at the both ends of each heat accumulation type radiant tube is handed over
For burning.
7. biomass according to claim 6 and coal copyrolysis reactor, which is characterized in that each heat accumulating type radiation
Temperature difference on pipe is not higher than 40 DEG C.
8. biomass according to claim 1 and coal copyrolysis reactor, which is characterized in that the biomass pyrolytic cylinder
The temperature of the interior heat accumulation type radiant tube is 350 DEG C~550 DEG C, the intracorporal heat accumulation type radiant tube of pyrolysis of coal cylinder
Temperature is 650 DEG C~950 DEG C.
9. biomass according to claim 1 and coal copyrolysis reactor, which is characterized in that multiple heat accumulating type radiation
Pipe is in the horizontal and vertical upper equidistant horizontal arrangement of difference in the reactor body.
10. biomass according to claim 1 and coal copyrolysis reactor, which is characterized in that the biomass with it is described
The feed flow rates ratio of coal is between 1:6~1:1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821808083.7U CN209584103U (en) | 2018-11-02 | 2018-11-02 | Biomass and coal copyrolysis reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821808083.7U CN209584103U (en) | 2018-11-02 | 2018-11-02 | Biomass and coal copyrolysis reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209584103U true CN209584103U (en) | 2019-11-05 |
Family
ID=68376214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821808083.7U Active CN209584103U (en) | 2018-11-02 | 2018-11-02 | Biomass and coal copyrolysis reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209584103U (en) |
-
2018
- 2018-11-02 CN CN201821808083.7U patent/CN209584103U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103242869B (en) | Device and method for pyrolyzing and carbonizing biomass at low temperature by utilizing boiler flue gas | |
| CN109161393B (en) | System and method for grading and carbonizing livestock and poultry manure | |
| CN104830377A (en) | Biocarbon/steam co-production device and technology through biomass pyrolysis, gasification, and combustion sectional conversion | |
| CN101560404A (en) | Method for preparing biomass oil in microwave thermal decomposition way | |
| CN106629715A (en) | System and method for preparing active carbon by biomass | |
| CN102786990B (en) | Biomass and coal fluidized bed co-gasification method | |
| CN105368497A (en) | Biomass material microwave-assisted pyrolysis gasification device, and application method thereof | |
| CN111621311A (en) | Self-heating type carbon heat co-production biomass pyrolysis equipment and process | |
| CN104861996A (en) | Biomass pyrolysis gas-oil poly-generation system | |
| CN104789236A (en) | Internal-combustion type biomass particle material drying, carbonizing and activating integrated furnace | |
| CN204607939U (en) | The combustion and segmented inverting biological charcoal/steam co-producing device of biomass pyrogenation gasification | |
| CN204644267U (en) | The drying of a kind of internal combustion type biological particles material, charing, activation integral stove | |
| CN209322804U (en) | A kind of integrated apparatus of charcoal/oil/gas coproduction | |
| CN111592899A (en) | Biomass pyrolysis system and working method thereof | |
| CN104861997A (en) | Biomass pyrolysis reaction system and pyrolysis method | |
| CN109456781A (en) | A kind of integrated apparatus and method of charcoal/oil/gas coproduction | |
| CN109355069A (en) | Biomass and coal copyrolysis reactor | |
| CN117487577A (en) | External heating type biomass pyrolysis device | |
| CN107906529A (en) | A kind of double back rotary kiln pyrolysis system and method | |
| CN102863975B (en) | Device and method for carbonizing straw | |
| CN209584103U (en) | Biomass and coal copyrolysis reactor | |
| CN207797060U (en) | A kind of double back rotary kiln pyrolysis system | |
| CN109355074A (en) | Biomass and coal copyrolysis reactor | |
| CN209584102U (en) | Biomass and coal copyrolysis reactor | |
| CN209584104U (en) | Biomass and coal copyrolysis reactor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 430300 Room 401, 402, 403, 4th floor, B3 plant, No. 8, Chuanlong Avenue, airport economic and industrial demonstration park, Huangpi District, Wuhan City, Hubei Province Patentee after: Wuhan Lando Biotechnology Co., Ltd Address before: 430300 Xumiaocun F School Phase I A3 Building 1-2 Floor 2, Panlongcheng Economic Development Zone, Huangpi District, Wuhan City, Hubei Province Patentee before: Wuhan Bolida Agricultural Science and Technology Development Co., Ltd. |
|
| CP03 | Change of name, title or address |