CN108120272A - The activation kiln device and its control method and purposes of a kind of annular multitube built-in type step penetrating steam - Google Patents
The activation kiln device and its control method and purposes of a kind of annular multitube built-in type step penetrating steam Download PDFInfo
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- CN108120272A CN108120272A CN201711044150.2A CN201711044150A CN108120272A CN 108120272 A CN108120272 A CN 108120272A CN 201711044150 A CN201711044150 A CN 201711044150A CN 108120272 A CN108120272 A CN 108120272A
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- steam
- kiln
- kiln body
- transfer rings
- activation
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- 230000004913 activation Effects 0.000 title claims abstract description 82
- 238000000034 method Methods 0.000 title claims description 27
- 230000000149 penetrating effect Effects 0.000 title abstract description 10
- 238000012546 transfer Methods 0.000 claims abstract description 121
- 239000007921 spray Substances 0.000 claims abstract description 82
- 239000000463 material Substances 0.000 claims abstract description 51
- 210000000038 chest Anatomy 0.000 claims abstract description 43
- 238000005507 spraying Methods 0.000 claims abstract description 28
- 238000004891 communication Methods 0.000 claims abstract description 25
- 238000012806 monitoring device Methods 0.000 claims description 59
- 230000003068 static effect Effects 0.000 claims description 36
- 238000007789 sealing Methods 0.000 claims description 27
- 239000007789 gas Substances 0.000 claims description 23
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 22
- 230000000694 effects Effects 0.000 claims description 20
- 239000000446 fuel Substances 0.000 claims description 18
- 238000002360 preparation method Methods 0.000 claims description 8
- 239000000567 combustion gas Substances 0.000 claims description 6
- 230000001276 controlling effect Effects 0.000 claims description 5
- 238000010025 steaming Methods 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 239000003610 charcoal Substances 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 230000011218 segmentation Effects 0.000 abstract description 2
- 238000001994 activation Methods 0.000 description 61
- 238000004519 manufacturing process Methods 0.000 description 20
- 238000010586 diagram Methods 0.000 description 7
- 238000012544 monitoring process Methods 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000010000 carbonizing Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 6
- 238000013461 design Methods 0.000 description 6
- 238000009826 distribution Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 239000004568 cement Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000005272 metallurgy Methods 0.000 description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 239000011449 brick Substances 0.000 description 3
- 238000001354 calcination Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000001727 in vivo Methods 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- 206010030973 Oral discomfort Diseases 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 229910021502 aluminium hydroxide Inorganic materials 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
- F27B7/36—Arrangements of air or gas supply devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
A kind of annular multitube built-in type step sprays into the activation kiln device of steam, which includes kiln body, kiln head box, burner, driving device, spraying steam device.The end of kiln body is connected to and in communication with kiln head box.Burner is arranged on the side wall of kiln head box.Driving device is connected with kiln body and kiln body is driven to rotate.Activation thorax is equipped in kiln body.Spraying steam device includes steam delivery main, steam delivery branch pipe, steam transfer rings, steam penetrating pipe.Steam transfer rings surround the outside for being arranged on kiln body.One end that steam sprays into pipe is connected through kiln body with activation thorax, and the other end that steam sprays into pipe is connected to and in communication with steam transfer rings.Steam transfer rings are connected to and in communication with by steam delivery branch pipe and steam delivery main.The activation kiln device of the present invention, injects steam into a mouthful position and is arranged on kiln body, and quantity increases considerably, and by segmentation, solely control formula sprays into steam；Contact specific surface area of the material with steam in kiln is significantly enhanced, so as to effectively increase the activation grade of product.
Description
Technical field
The present invention relates to a kind of activation kiln devices, and in particular to a kind of activation kiln device and its control method for spraying into steam
And purposes, belong to Architectural Equipment field.
Background technology
Rotary kiln, also known as rotary calcining kiln, are a kind of core industry large scale equipments, are widely used in building materials, metallurgy, change
In the production industries such as work, environmental protection.It is to carry out calcination processing to material in kiln with internal high temperature using rotation that it, which is acted on, so as to be formed
Finished product ore deposit.Rotary kiln can be divided into cement kiln, chemical metallurgy kiln and limekiln by processing material difference.Cement kiln is mainly used for calcining
Clinker is divided to dry production cement kiln and wet production cement kiln two major classes.Chemical metallurgy kiln is then mainly used for metallurgy industry
The poor iron ore magnetic roasting of steel plant；Chromium, josephinite oxidizing roasting；Refractory factory roasts high-aluminium vanadine ore deposit and aluminium manufacturer's roasting is ripe
Material, aluminium hydroxide；Chemical plant roasts the classes mineral such as chrome ore and chromite ore fine.Limekiln (i.e. active lime kiln) is used to roast steel
Factory, the active lime and light dolomite of ferroalloy works.In coloured and iron and steel industry, iron, aluminium, copper, zinc, tin, nickel, tungsten, chromium,
The metals such as file are sintered ore, concentrate, intermediate etc., roast using rotary kiln as smelting equipment.Work more flourishing at present
Property charcoal prepare needed for charing process be also all using rotary kiln as Core equipment, the present invention be also for this equipment be improved with
It illustrates.
Activated carbon carbonizing kiln is made of kiln body, support device and driving device three parts, and wherein kiln body can be divided into kiln again
Shell, kiln lining and burner three parts.Kiln lining refers to refractory material indefinite form powder cast-in-site or prefabricated brick masonry and shape
Into refractory heat-insulating structure, the quality of kiln lining directly influences the radiation loss of carbonizing kiln, single ton of energy consumption, operating rate with using the longevity
Life is the core in a whole set of charing kiln system.Insider is devoted to seek more preferable, stronger carbonizing kiln all the time
Kiln lining structure and material.It is existing routine carbonizing kiln structure in, carbonizing kiln kiln lining by cast-in-place formwork, it is prefabricated build by laying bricks or stones, the material of brick hand over
For etc. modes and kiln shell inner wall it is closely coupled, general thickness 250-300mm, serve as keep off it is fiery, heat-insulated and load material effect.
The operation logic of existing Conventional activation kiln：Material to be activated enters from kiln tail end position in kiln, while rotating
Kiln in rolling, while being heated to 700~900 DEG C by the high-temperature flue gas that heat supply burner sprays, while enter from kiln head box position
Steam sprayed into along single port steam jetting device in kiln, carry out haptoreaction with high-temperature material, generate activation effect, it is final living
Material after change is discharged from kiln hood lower box part, into lower one of cooling process link.
In production, steam injecting method sprays into formula to activation kiln under the prior art for single tube end, i.e., in activation kiln
Interior there are one steam entrance, positioned at kiln head box position, this production method reflects with device in long-term production following
Two big defects：
1st, material and steam are insufficient contact：Activation kiln under the prior art is in production, the steam pipe of kiln head box position
The steam sprayed into kiln can not effectively be sprayed onto the middle and back position of kiln, and even if in kiln forepart, steam also can only be with kiln endosexine
Material effectively contact, and can not fully be reacted with the material of lower floor.Whole material in kiln is so may result in contact with steam
Insufficient, not high so as to form product activation grade, quality is bad；
2nd, steam straying quatity irrational distribution：For activation kiln under the prior art in production, only there are one steam inlet, nothings
The step gas distribution that method realization is formed according to section Temperature Distribution in kiln.It can so cause occur some places steam mistake in kiln
Situation more, some places steam is inadequate adversely affects production.
The content of the invention
For defect in the prior art, designer makes every effort to, by improving the prior art and structure type, develop
A kind of material can come into full contact with reaction with steam, steam can realize that the activation kiln New Ring-like Type of step penetrating gas distribution is more in kiln
Pipe built-in type step sprays into the activation kiln device and its control method of steam.The present invention provides a kind of annular multitube built-in type step
The activation kiln device of steam is sprayed into, steam entrance position under the prior art is changed from kiln head box to kiln body, and quantity is big
Amplitude increases, while becomes being segmented only control formula by steam and spray into；Contact specific surface area of the material with steam in kiln is significantly enhanced,
Material can come into full contact with reaction with steam, so as to effectively increase the activation grade of product；The utilization ratio of steam is ensured, to work
The efficient production for changing kiln brings front auxiliaring effect.
The first embodiment provided according to the present invention provides the work that a kind of annular multitube built-in type step sprays into steam
Change kiln device.
A kind of annular multitube built-in type step sprays into the activation kiln device of steam, which includes kiln body, kiln head box, burning
Mouth, driving device, spraying steam device.The end of kiln body is connected to and in communication with kiln head box.Burner is arranged on the axial side of kiln head box
On wall.Driving device is connected with kiln body and kiln body is driven to rotate.Activation thorax is equipped in kiln body.Spraying steam device is conveyed including steam
Manifold, steam delivery branch pipe, steam transfer rings, steam spray into pipe.Steam transfer rings are arranged on kiln body with the concentric encirclement of kiln body
Outside.One end that steam sprays into pipe is connected through kiln body with activation thorax, and the other end that steam sprays into pipe is connected with steam transfer rings
And it connects.Steam transfer rings are connected to and in communication with by steam delivery branch pipe and steam delivery main.
Preferably, the device further includes sealing device of being association of activity and inertia.Sealing device of being association of activity and inertia includes air supply header, quiet
State disk, dynamic disk, sealing element.Air supply header is connected to and in communication with static disc.Static disc and dynamic disk are arranged in parallel and static state
Sealing element is equipped between disk and dynamic disk.Dynamic disk is fixedly connected with steam delivery main.
Preferably, spraying steam device includes the n steam transfer rings being arranged concentrically in the axial direction with kiln body.N steam
Transfer rings are uniformly laterally arranged in the outside of kiln body.Each steam transfer rings is by an independent steam delivery branch pipe with steaming
Vapour delivery main is connected to and in communication with.
Preferably, n is 1-20, and it is preferably 2-10, more preferably 3-8.
Preferably, each steam transfer rings, which is equipped with m roots steam, sprays into pipe.One end that m roots steam sprays into pipe is uniform
It is circular layout in kiln body, the other end that each steam sprays into pipe is connected to and in communication with steam transfer rings.
Preferably, m is 1-30, and it is preferably 2-20, more preferably 3-10.
Preferably, each steam delivery branch pipe is equipped with flow monitoring device and/or flow control valve.
Preferably, the flow control valve controls solenoid valve for long-range perform.
Preferably, being set on the kiln body side wall of each steam transfer rings correspondence position, there are one temperature monitoring device.
In the present invention, static disc is hollow circular pie structure.Static disc is equipped with annular close to the one side of dynamic disk
Steam (vapor) outlet.The inlet end of steam delivery main is corresponding with annular steam outlet port.
Preferably, air supply header is equipped with manifold flow regulating and controlling valves.
In the present invention, steam sprays into pipe as the one or more in straight pipe type, T tubular types, half bulb tube type.Steam sprays into pipe
The one end for stretching into kiln body is equipped with steam penetrating hole.
In the present invention, burner is connected with gas supply pipe, combustion-supporting letter shoot.Gas supply pipe is equipped with gas flow
Monitoring device.
Preferably, the device further includes control system.Control system and driving device, flow monitoring device, flow tune
Valve, temperature monitoring device, manifold control valves, the connection of gas flow monitoring device are saved, and flow control valve and manifold is controlled to control
Valve.
Second of the embodiment provided according to the present invention provides the work that a kind of annular multitube built-in type step sprays into steam
Change the application method of kiln device.
A kind of annular multitube built-in type step sprays into the application method of the activation kiln device of steam or using the first implementation
The method of mode described device, this method comprise the following steps：
1) material to be activated is input in kiln body, control system control driving device causes kiln body to start to rotate；
2) steam of spraying steam device sprays into pipe and sprays into steam into the big thorax of kiln body；
3) material activates in the big thorax of kiln body, and after activation, material enters kiln head box from the big thorax of kiln body, from kiln hood
The discharge gate discharge of case.
Preferably, step 2) is specially：
3) it is in vivo by inventory M to be activated according to kiln is delivered toFeeding, gas flow monitoring device detect that combustion gas is defeated
Send the conveying capacity M of combustion gas in pipeFuel, calculate as the required steam blast total amount Q of front activatingAlways；
Wherein：In formula：QAlwaysFor steam total flow, MFeedingFor upper doses, MFuelFor fuel quantity, CFuelFor
Chemistry of fuel heat, K is activation coefficient；
B) detection is supervised according to first temperature monitoring device on the kiln body side wall of first steam transfer rings correspondence position
To the temperature T of the position1, second temperature monitoring device prison inspection on the kiln body side wall of second steam transfer rings correspondence position
Measure the temperature T of the position2... ... n-th of temperature monitoring device on the kiln body side wall of n-th of steam transfer rings correspondence position
Prison detects the temperature T of the positionn；Calculate the steam blast ratio of each steam transfer rings；
Wherein：Q1:Q2:……:Qn=T1:T2:……:Tn；In formula：Q1For the flow in first steam transfer rings, Q2For
Flow in second steam transfer rings, QnFor the flow in n-th of steam transfer rings, T1It is corresponded to for first steam transfer rings
First temperature monitoring device prison on the kiln body side wall of position detects the temperature of the position, T2For second steam transfer rings
Second temperature monitoring device prison on the kiln body side wall of correspondence position detects the temperature of the position, TnIt is defeated for n-th of steam
N-th of temperature monitoring device on the kiln body side wall of ring correspondence position is sent to supervise the temperature for detecting the position；
C) it is Q to calculate the theoretical delivery in first steam transfer rings1, the theoretical delivery in second steam transfer rings
For Q2... ... the theoretical delivery in n-th of steam transfer rings is Qn；
Wherein：
D) manifold control valves are adjusted so that the steam flow in air supply header is QAlways；
E) flow monitoring device is monitored, adjusts the flow control valve in each steam delivery branch pipe so that first steam
Actual flow in transfer rings is Q1, the actual flow in second steam transfer rings is Q2... ... in n-th of steam transfer rings
Actual flow be Qn。
Preferably, this method further includes：F) flow monitoring device monitors the actual stream in each steam transfer rings in real time
Amount, the actual flow that monitors of control system judgement whether with the Q that is calculatednIt is consistent；If be consistent, continue to run with；If
It is not consistent, adjusts the flow control valve in corresponding steam transfer rings so that actual flow and calculating in each steam transfer rings
Obtained QnIt is consistent.
The third embodiment provided according to the present invention provides the work that a kind of annular multitube built-in type step sprays into steam
Change the purposes of kiln device.
A kind of annular multitube built-in type step sprays into the purposes of the activation kiln device of steam, will be described in the first embodiment
Activation kiln device or second of embodiment described in method be used for activated carbon preparation.It is preferred that the device is used for activated carbon
The activation kiln of preparation.
In the present invention, the end of kiln body refers to that one end that kiln body is connected with kiln head box, that is, material pass through in kiln body
The end crossed.Kiln head box is body structure, can with cuboid or structures, the end of kiln body and the one side of kiln head box such as cylinder
It is connected to and in communication with, burner is arranged on the side wall of kiln head box opposite side；That is, the outlet of burner faces the discharge of kiln body
Mouthful.Preferably, the center line of burner and the center line of kiln body are on same straight line.
In the present invention, driving device is unrestricted, as long as rotary kiln kiln body can be driven to rotate.
In the present invention, activation thorax, the field that activation thorax is activated as material to be activated (such as activated carbon) are equipped in kiln body
Institute.Generally, kiln body is made of kiln shell, kiln lining, activation thorax；Activation thorax is located at center, and kiln lining is centrally located, kiln shell
Positioned at outside.Activate the cylindrical structural that thorax is front and rear end opening, according to the view (as shown in Figure 1) normally placed, big thorax
Left side and right side are opening, cylindrical.Feed inlet (or material inlet) of the front side (left side) of thorax for activation thorax is activated, activates thorax
Rear side (right side) for material through in overactivation thorax heat or activate after discharge gate, activation thorax in discharge material enter kiln hood
Case.Rotary kiln liner plays the role of support and heat preservation.Kiln head box is equipped with discharge gate.
In the present invention, the outside of kiln body is equipped with spraying steam device, and spraying steam device includes multiple steam transfer rings, multiple
The outside for being arranged on kiln body of steam transfer rings uniform parallel, that is to say, that the direction run along material in kiln body, kiln body
Outside from front end to end set the distance between multiple steam transfer rings, adjacent steam transfer rings can it is identical can not also
It is identical.This design changes steam entrance position under the prior art to kiln body (or kiln body) from kiln head box, and quantity is significantly
Degree increases；This design sprays into the corresponding kiln temperature of ring in production, convenient for precisely monitoring each steam, and according to its temperature come
The different steam straying quatities for carrying out different rings are separately adjustable.Each steam transfer rings is equipped with more steam and sprays into pipe, in kiln
Same provided circumferentially about mostly sprayed into steam of body is managed, therefore is equipped with multiple steam on activation thorax inner wall and is sprayed into hole, due to kiln
Body is not stall dynamic, and in the prior art, the penetrating of steam is a fixed squit hole, when kiln body rotates, material to be activated
Not at steam emitting holes position, steam cannot be contacted directly with material to be activated, seriously affect the effect of spraying steam.The application
Multiple steam are equipped on activation thorax inner wall and spray into hole, and while kiln body does not stall dynamic, material to be activated also follows rotation, waits to live
Compound material on the position of activation thorax has steam and sprays into always, significantly enhances contact specific surface of the material with steam in kiln
Product, material can come into full contact with reaction with steam, so as to effectively increase the activation grade of product.In addition, steam sprays into one end of pipe
It is connected through kiln body with activation thorax, refers to that steam pipe passes through shell, the liner of kiln body from the outside of kiln body, stretch into activation thorax,
After the technology of the present invention, steam production when be material heap bottom kiln inner wall position ejection, through the bed of material after just now into
Enter kiln atmosphere region, thus significantly enhance in kiln that contact specific surface area of the material with steam, material can be abundant with steam
Haptoreaction, so as to effectively increase the activation grade of product.Plane where each steam transfer rings is hung down with kiln body axis direction
Directly.Steam transfer rings and kiln body are arranged concentrically the center line of the center of circle line for referring to steam transfer rings and kiln body on same straight line
It is or parallel.
In the present invention, it is to rotate production due to activating kiln in production, the setting for sealing device of being association of activity and inertia ensure that
The normal operation of whole device.Entire spraying steam device and dynamic disk all follow kiln body to be rotated under the action of driving device
(moving in a circle)；Air supply header, static disc are opposing stationary.Spraying steam device is fixedly connected with kiln body, spraying steam device
In steam delivery main be fixedly connected with dynamic disk；Air supply header is fixedly connected with static disc；Sealing element is for sealing dynamic
Gap between disk and static disc ensures that steam does not leak.Static disc and dynamic disk are arranged in parallel, static disc and dynamic disk
Installation with one heart.Static disc is hollow circular pie structure, and static disc is exported equipped with annular steam close to the one side of dynamic disk, steamed
The inlet end of vapour delivery main is corresponding with annular steam outlet port；Go out that is, static disc is equipped with a circle annular steam
Mouthful, the other positions that static disc drives dynamic disk one side into are sealing structure, and it is static that steam can only export discharge from annular steam
Disk；The air inlet of steam delivery main is corrected to be exported against annular steam, and annular diameter and the steam of annular steam outlet convey
The circle diameter that manifold follows kiln body to rotate is identical.Dynamic disk follows steam delivery main to rotate together, dynamic disk and static disc
Between gap sealed by sealing element.Water-stop, husky sealing or other sealings being association of activity and inertia may be employed in the sealing element
Mode；Sealing element is equipment commonly used in the prior art and device.
In the present invention, due to being equipped with multiple steam transfer rings, the conveying of each steam on the outside of the design kiln body of the application
Ring is connected respectively in a steam delivery branch pipe, and each steam delivery branch pipe is equipped with flow monitoring device and/or flow tune
Valve is saved, this design can realize that solely control formula steam sprays into for segmentation, according to specific activating process, the steam of each position of kiln body
Straying quatity is different.Generally, the higher position of temperature, it is necessary to quantity of steam it is bigger；The lower position of temperature, it is necessary to quantity of steam
It is smaller.The temperature that the design of the application is normally at kiln body leading portion is relatively low, therefore quantity of steam is smaller, can by the position with
Flow monitoring device and the smaller steam straying quatity of Flux Valve Control in the steam delivery branch pipe of steam transfer rings connection；
Temperature positioned at kiln body back segment is higher, therefore quantity of steam is bigger, can be by the steam that is connected at the position with steam transfer rings
The larger steam straying quatity of flow monitoring device and Flux Valve Control in delivery branch pipe.Therefore, flow monitoring device and/
Or the setting of flow control valve, spray into the corresponding kiln temperature of ring convenient for precisely monitoring each steam, and according to its temperature come into
The different steam straying quatities of the different rings of row are separately adjustable.
In the present invention, set on the kiln body side wall of each steam transfer rings correspondence position there are one temperature monitoring device,
The purpose of this design is exactly in order to activate the temperature in thorax at corresponding steam conveying ring position, according to the temperature of detection convenient for calculating
Steam straying quatity at the position.Temperature monitoring device is arranged on kiln body side wall, each steam transfer rings is near kiln body
A temperature monitoring device is respectively provided on the kiln body side wall of position, which detects that the steam transfer rings correspond to kiln
In vivo temperature.
In the present invention, steam spray into pipe effect be inject steam into activation thorax in, steam spray into pipe structure from
Limitation as long as can inject steam into activation thorax, and can prevent material to be activated from entering steam and spray into pipe.
In the present invention, after system brings into operation, will monitor in real time activation kiln on doses and fuel quantity, according to upper doses with
Fuel quantity, which is extrapolated, currently produces required total steam flow scope.Simultaneity factor is also by each temperature measuring point in monitoring activation kiln
Temperature value, according to temperature value calculate kiln discharge in each section of steam flow ratio (proportional with temperature).Subsequent system will
The theoretical delivery scope of each section of steam is extrapolated with each section of steam rates according to the total steam flow extrapolated.Simultaneity factor passes through
The flow detector being arranged on steam branch pipe detects each section of steam actual flow, actual steam stream occurs when there is a certain section
When amount is not inconsistent with theoretical delivery, system will automatically adjust the electromagnetism valve opening of corresponding section, be allowed to finally with theoretical delivery be consistent, from
And this operation is completed, it continues back at step 3 and carries out Infinite Cyclic, achieve the effect that intelligent production.
Kiln is being activated during normal production using the technology of the present invention, steam passes through annular after air supply header enters static disc
The dynamic disk of opening into rotation is interior and then enters in steam delivery main, and it is defeated then to enter steam via steam delivery branch pipe
It send in ring, spraying into pipe finally by steam enters in activation kiln, and the activated carbon material with being heated to 700~900 DEG C carries out anti-
Should, complete activation process.Meanwhile in system production, pass through temperature near each ring in doses, fuel quantity and kiln on monitoring activation kiln
Angle value can extrapolate the quantity of steam that each steam transfer rings needs spray into automatically, so as to give flow control by adjusting flow control valve
System, gives flow verification by flow monitoring device.
In the present invention, the size of kiln body can be according to actual production technique initialization.Usually, the outer diameter of kiln body is 500
~10000mm is preferably 800~6000mm, more preferably 1000~4000mm.Steam transfer rings can be adjacent to the outer of kiln body
Side can also be arranged to have gap between on the outside of steam transfer rings and kiln body；Usually, between steam transfer rings and kiln body outside
Gap is 1-1000mm, is preferably 5-800mm, more preferably 10-500mm.
Compared with prior art, the present invention has following advantageous effects：
1st, the device of the invention changes steam entrance position under the prior art to kiln body (or kiln body) from kiln head box,
And quantity increases considerably；The corresponding kiln temperature of ring is sprayed into convenient for precisely monitoring each steam, and is carried out according to its temperature
The different steam straying quatities of different rings are separately adjustable；
2nd, one end of steam penetrating pipe is connected through kiln body with activation thorax, and after the technology of the present invention, steam is in production
The kiln inner wall position ejection in material heap bottom, through the bed of material after just now into kiln atmosphere region, thus significantly strengthen
Contact specific surface area of the material with steam in kiln, material can come into full contact with reaction with steam, so as to effectively increase product
Activation grade；
3rd, after using the technology of the present invention, steam is no longer that the single tube under the prior art sprays into, but annular multitube sprays into, respectively
The kiln temperature value that ring is detected according to it carries out steam rates reasonable distribution, effectively prevents in being produced under the prior art in kiln
The situation that subregion steam is excessive, subregion steam is inadequate occurs, and ensures that the utilization ratio of steam, gives activation kiln
Efficient production bring front auxiliaring effect.
Description of the drawings
Fig. 1 is the structure diagram for the activation kiln device that a kind of annular multitube built-in type step of the present invention sprays into steam；
Fig. 2 is the sectional view at A-A positions in Fig. 1；
Fig. 3 is that the activation kiln device that a kind of annular multitube built-in type step of the present invention sprays into steam is equipped with sealing of being association of activity and inertia
The structure diagram of device；
Fig. 4 is the sectional view at B-B positions in Fig. 3；
Fig. 5 is the structure diagram that steam of the present invention sprays into that pipe is straight pipe type；
Fig. 6 is the structure diagram that steam of the present invention sprays into that pipe is T tubular types；
Fig. 7 is the structure diagram that steam of the present invention sprays into that pipe is half bulb tube type；
Fig. 8 is the control schematic diagram for the activation kiln device that a kind of annular multitube built-in type step of the present invention sprays into steam；
Fig. 9 is the application method signal for the activation kiln device that a kind of annular multitube built-in type step of the present invention sprays into steam
Figure；
Figure 10 is another user for the activation kiln device that a kind of annular multitube built-in type step of the present invention sprays into steam
Method schematic diagram.
Reference numeral：
1：Kiln body；101：Activate thorax；2：Kiln head box；3：Burner；4：Driving device；5：Spraying steam device；501：Steam is defeated
Send manifold；502：Steam delivery branch pipe；503：Steam transfer rings；504：Steam sprays into pipe；50401：Steam sprays into hole；6：Sound
With reference to sealing device；601：Air supply header；60101：Manifold control valves；602：Static disc；60201：Annular steam exports；603：
Dynamic disk；604：Sealing element；7：Flow monitoring device；8：Flow control valve；9：Temperature monitoring device；10：Gas flow monitors
Device；L1：Gas supply pipe；L2：Combustion-supporting letter shoot；K：Control system.
Specific embodiment
The first embodiment provided according to the present invention provides the work that a kind of annular multitube built-in type step sprays into steam
Change kiln device.
A kind of annular multitube built-in type step sprays into the activation kiln device of steam, which includes kiln body 1, kiln head box 2, burns
Mouth 3, driving device 4, spraying steam device 5.The end of kiln body 1 is connected to and in communication with kiln head box 2.Burner 3 is arranged on kiln head box 2
In axial side wall.Driving device 4 is connected with kiln body 1 and kiln body 1 is driven to rotate.Activation thorax 101 is equipped in kiln body 1.Spraying steam fills
Putting 5 includes steam delivery main 501, steam delivery branch pipe 502, steam transfer rings 503, steam penetrating pipe 504.Steam transfer rings
503 are arranged on the outside of kiln body 1 with the concentric encirclement of kiln body 1.One end that steam sprays into pipe 504 connects through kiln body 1 and activation thorax 101
Logical, the other end that steam sprays into pipe 504 is connected to and in communication with steam transfer rings 503.Steam transfer rings 503 are conveyed by steam
Branch pipe 502 is connected to and in communication with steam delivery main 501.
Preferably, the device further includes sealing device 6 of being association of activity and inertia.Sealing device 6 of being association of activity and inertia includes air supply header
601st, static disc 602, dynamic disk 603, sealing element 604.Air supply header 601 is connected to and in communication with static disc 602.Static disc 602
And dynamic disk 603 is arranged in parallel and between static disc 602 and dynamic disk 603 equipped with sealing element 604.Dynamic disk 603 and steam
Delivery main 501 is fixedly connected.
Preferably, spraying steam device 5 includes the n steam transfer rings 503 being arranged concentrically in the axial direction with kiln body 1.N
Steam transfer rings 503 are uniformly laterally arranged in the outside of kiln body 1.Each steam transfer rings 503 passes through an independent steam
Delivery branch pipe 502 is connected to and in communication with steam delivery main 501.
Preferably, n is 1-20, and it is preferably 2-10, more preferably 3-8.
Preferably, each steam transfer rings 503, which is equipped with m roots steam, sprays into pipe 504.M roots steam sprays into pipe 504
The uniform annular in one end is arranged in kiln body 1, and the other end that each steam sprays into pipe 504 is connected simultaneously with steam transfer rings 503
Connection.
Preferably, m is 1-30, and it is preferably 2-20, more preferably 3-10.
Preferably, each steam delivery branch pipe 502 is equipped with flow monitoring device 7 and/or flow control valve 8.
Preferably, the flow control valve 8 controls solenoid valve for long-range perform.
Preferably, being set on 1 side wall of kiln body of each 503 correspondence position of steam transfer rings, there are one temperature monitoring device
9。
In the present invention, static disc 602 is hollow circular pie structure.Static disc 602 is close to the one side of dynamic disk 603
Equipped with annular steam outlet 60201.The inlet end of steam delivery main 501 is corresponding with 60201 positions of annular steam outlet.
Preferably, air supply header 601 is equipped with manifold flow regulating and controlling valves 60101.
In the present invention, steam sprays into pipe 504 as the one or more in straight pipe type, T tubular types, half bulb tube type.Steam sprays
Enter pipe 504 and stretch into one end of kiln body 1 equipped with steam penetrating hole 50401.
In the present invention, burner 3 is connected with gas supply pipe L1, combustion-supporting letter shoot L2.Gas supply pipe L1 is equipped with
Gas flow monitoring device 10.
Preferably, the device further includes control system K.Control system K and driving device 4, flow monitoring device 7, stream
Adjustable valve 8, temperature monitoring device 9, manifold control valves 60101, gas flow monitoring device 10 connect, and control flow-rate adjustment
Valve 8 and manifold control valves 60101.
Embodiment 1
As illustrated in fig. 1 and 2, a kind of annular multitube built-in type step sprays into the activation kiln device of steam, which includes kiln
Body 1, kiln head box 2, burner 3, driving device 4, spraying steam device 5.The end of kiln body 1 is connected to and in communication with kiln head box 2.Burner 3
It is arranged in the axial side wall of kiln head box 2.Driving device 4 is connected with kiln body 1 and kiln body 1 is driven to rotate.Activation is equipped in kiln body 1
Thorax 101.Spraying steam device 5 includes steam delivery main 501, steam delivery branch pipe 502, steam transfer rings 503, steam penetrating pipe
504.Steam transfer rings 503 are arranged on the outside of kiln body 1 with the concentric encirclement of kiln body 1.One end that steam sprays into pipe 504 passes through kiln
Body 1 is connected with activation thorax 101, and the other end that steam sprays into pipe 504 is connected to and in communication with steam transfer rings 503.Steam transfer rings
503 are connected to and in communication with by steam delivery branch pipe 502 and steam delivery main 501.Steam sprays into pipe 504 as straight pipe type, steam
It sprays into pipe 504 and stretches into one end of kiln body 1 equipped with steam penetrating hole 50401.
Embodiment 2
As shown in Figures 3 and 4, embodiment 1 is repeated, simply the device further includes sealing device 6 of being association of activity and inertia.It is association of activity and inertia close
Seal apparatus 6 includes air supply header 601, static disc 602, dynamic disk 603, sealing element 604.Air supply header 601 and static disc 602
It is connected to and in communication with.Static disc 602 and dynamic disk 603 are arranged in parallel and between static disc 602 and dynamic disk 603 equipped with sealing element
604.Dynamic disk 603 is fixedly connected with steam delivery main 501.Static disc 602 is hollow circular pie structure.Static disc
602 are equipped with annular steam close to the one side of dynamic disk 603 exports 60201.The inlet end and annular steam of steam delivery main 501
Export 60201 positions correspondence.Air supply header 601 is equipped with manifold control valves 60101.
Embodiment 3
Embodiment 2 is repeated, simply spraying steam device 5 includes 5 steam transfer rings 503.5 steam transfer rings 503 are in axis
What is be arranged concentrically upwards with kiln body 1 is uniformly laterally arranged in the outside of kiln body 1.Each steam transfer rings 503 is only by one
Vertical steam delivery branch pipe 502 is connected to and in communication with steam delivery main 501.Each steam transfer rings 503 is equipped with 6 steamings
Vapour sprays into pipe 504.The uniform annular in one end that 6 steam spray into pipe 504 is arranged in kiln body 1, and each steam sprays into pipe 504
The other end be connected to and in communication with steam transfer rings 503.
Embodiment 4
Embodiment 3 is repeated, simply spraying steam device 8 includes 5 steam transfer rings 503.In each steam transfer rings 503
Pipe 504 is sprayed into equipped with 12 steam.
Embodiment 5
Embodiment 3 is repeated, simply each steam delivery branch pipe 502 is equipped with flow monitoring device 7 and flow control valve
8.The flow control valve 8 controls solenoid valve for long-range perform.1 side wall of kiln body of each 503 correspondence position of steam transfer rings
On set there are one temperature monitoring device 9.Burner 3 is connected with gas supply pipe L1, combustion-supporting letter shoot L2.On gas supply pipe L1
Equipped with gas flow monitoring device 10.
Embodiment 6
Embodiment 5 is repeated, it is T tubular types that simply steam, which sprays into pipe 504,.
Embodiment 7
Embodiment 5 is repeated, simply the device further includes control system K.Control system K is filled with driving device 4, flow monitoring
7, flow control valve 8, temperature monitoring device 9, manifold control valves 60101, gas flow monitoring device 10 is put to connect, and control
Flow control valve 8 and manifold flow regulating and controlling valves 60101.
Embodiment 8
The device of embodiment 7 is used for the preparation of activated carbon, which is used for the activation kiln of activated carbon preparation.
Use embodiment 1
The device of embodiment 1 is used for the preparation of activated carbon, this method to comprise the following steps：
1) material to be activated is input in kiln body 1, control system K control driving devices 4 are so that kiln body 1 starts to turn
It is dynamic；
2) steam of spraying steam device 5 sprays into pipe 504 and sprays into steam into the big thorax of kiln body 1；
3) material activates in the big thorax of kiln body 1, and after activation, material enters kiln head box 2 from the big thorax of kiln body 1, from
The discharge gate discharge of kiln head box 2.
Use embodiment 2
The device of embodiment 7 is used for the preparation of activated carbon, this method to comprise the following steps：
1) material to be activated is input in kiln body 1, control system K control driving devices 4 are so that kiln body 1 starts to turn
It is dynamic；
2) steam of spraying steam device 5 sprays into pipe 504 and sprays into steam into the big thorax of kiln body 1；Specially：
A) according to be delivered in kiln body 1 by inventory M to be activatedFeeding, gas flow monitoring device 10 detect combustion gas
The conveying capacity M of combustion gas in delivery pipe L1Fuel, calculate as the required steam blast total amount Q of front activatingAlways；
Wherein：In formula：QAlwaysFor steam total flow, MFeedingFor upper doses, MFuelFor fuel quantity, CFuelFor
Chemistry of fuel heat, K is activation coefficient；
B) supervised according to first temperature monitoring device 9 on 1 side wall of kiln body of first 503 correspondence position of steam transfer rings
Detect the temperature T of the position1, second temperature monitoring on 1 side wall of kiln body of second 503 correspondence position of steam transfer rings
Device 9 supervises the temperature T for detecting the position2... ... the on 1 side wall of kiln body of the 5th 503 correspondence position of steam transfer rings the 5th
A temperature monitoring device 9 supervises the temperature T for detecting the position5；Calculate the steam blast ratio of each steam transfer rings 503；
Wherein：Q1:Q2:……:Q5=T1:T2:……:T5；In formula：Q1For the flow in first steam transfer rings 503,
Q2For the flow in second steam transfer rings 503, Q5For the flow in the 5th steam transfer rings 503, T1For first steam
First temperature monitoring device 9 prison on 1 side wall of kiln body of 503 correspondence position of transfer rings detects the temperature of the position, T2For
Second temperature monitoring device 9 prison on 1 side wall of kiln body of second 503 correspondence position of steam transfer rings detects the position
Temperature, T5It is detected for the 5th temperature monitoring device 9 prison on 1 side wall of kiln body of the 5th 503 correspondence position of steam transfer rings
The temperature of the position；
C) it is Q to calculate the theoretical delivery in first steam transfer rings 5031, the reason in second steam transfer rings 503
It is Q by flow2... ... the theoretical delivery in the 5th steam transfer rings 503 is Q5；
Wherein：
QAlways=Q1+Q2+Q3+Q4+Q5；
D) manifold control valves 60101 are adjusted so that the steam flow in air supply header 601 is QAlways；
E) flow monitoring device 7 is monitored, adjusts the flow control valve 8 in each steam delivery branch pipe 502 so that first
Actual flow in steam transfer rings 503 is Q1, the actual flow in second steam transfer rings 503 is Q2... ... the 5th steaming
Actual flow in vapour transfer rings 503 is Q5；
3) material activates in the big thorax of kiln body 1, and after activation, material enters kiln head box 2 from the big thorax of kiln body 1, from
The discharge gate discharge of kiln head box 2.
Use embodiment 3
Embodiment 2 is reused, this method further includes：F) flow monitoring device 7 monitors each steam transfer rings 503 in real time
On actual flow, the actual flow that monitors of control system K judgements whether with the Q that is calculatednIt is consistent；If be consistent, after
Reforwarding row；If be not consistent, the flow control valve 8 in corresponding steam transfer rings 503 is adjusted so that each steam transfer rings 503
On actual flow and the Q that is calculatednIt is consistent.
Comparative example 1
The preparation of activated carbon is used for using traditional carbonizing kiln.
The appearance and size all same of rotary kiln in the present invention described in all embodiments and comparative example is ￠ 2X20.
Claims (10)
1. a kind of annular multitube built-in type step sprays into the activation kiln device of steam, the device include kiln body (1), kiln head box (2),
Burner (3), driving device (4), spraying steam device (5)；The end of kiln body (1) is connected to and in communication with kiln head box (2), burner (3)
It is arranged in the axial side wall of kiln head box (2)；Driving device (4) is connected with kiln body (1) and kiln body (1) is driven to rotate；Kiln body (1)
It is interior to be equipped with activation thorax (101)；It is characterized in that：Spraying steam device (5) includes steam delivery main (501), steam delivery branch pipe
(502), steam transfer rings (503), steam spray into pipe (504)；Steam transfer rings (503) are arranged on the concentric encirclement of kiln body (1)
The outside of kiln body (1)；One end that steam sprays into pipe (504) is connected through kiln body (1) with activation thorax (101), and steam sprays into pipe
(504) the other end is connected to and in communication with steam transfer rings (503)；Steam transfer rings (503) pass through steam delivery branch pipe (502)
It is connected to and in communication with steam delivery main (501).
2. activation kiln device according to claim 1, it is characterised in that：The device further includes sealing device of being association of activity and inertia
(6), sealing device (6) of being association of activity and inertia includes air supply header (601), static disc (602), dynamic disk (603), sealing element (604)；
Air supply header (601) is connected to and in communication with static disc (602), and static disc (602) and dynamic disk (603) are arranged in parallel and static
Sealing element (604) is equipped between disk (602) and dynamic disk (603)；Dynamic disk (603) and the fixed company of steam delivery main (501)
It connects.
3. activation kiln device according to claim 1 or 2, it is characterised in that：Spraying steam device (5) includes n in axial direction
The steam transfer rings (503) that upper and kiln body (1) is arranged concentrically, n steam transfer rings (503) are uniformly laterally arranged in kiln body (1)
Outside；Each steam transfer rings (503) passes through an independent steam delivery branch pipe (502) and steam delivery main
(501) it is connected to and in communication with；Preferably, n is 1-20, and it is preferably 2-10, more preferably 3-8；And/or
Each steam transfer rings (503) is equipped with m roots steam and sprays into pipe (504), and one end that m roots steam sprays into pipe (504) is equal
Even to be circular layout in kiln body (1), the other end that each steam sprays into pipe (504) is connected simultaneously with steam transfer rings (503)
Connection；Preferably, m is 1-30, and it is preferably 2-20, more preferably 3-10.
4. activation kiln device according to claim 3, it is characterised in that：Each steam delivery branch pipe (502) is equipped with
Flow monitoring device (7) and/or flow control valve (8)；Preferably, the flow control valve (8) performs control electricity to be long-range
Magnet valve；And/or
Temperature monitoring device (9) there are one being set on kiln body (1) side wall of each steam transfer rings (503) correspondence position.
5. the activation kiln device according to any one of claim 2-4, it is characterised in that：Static disc (602) is hollow
Circular pie structure, static disc (602) are equipped with annular steam close to the one side of dynamic disk (603) and export (60201), steam conveying
The inlet end of manifold (501) is corresponding with annular steam outlet (60201) position；And/or
Air supply header (601) is equipped with manifold flow regulating and controlling valves (60101).
6. the activation kiln device according to any one of claim 1-5, it is characterised in that：It is straight that steam, which sprays into pipe (504),
One or more in tubular type, T tubular types, half bulb tube type, steam spray into pipe (504) and stretch into one end of kiln body (1) equipped with steam spray
Enter hole (50401)；And/or
Burner (3) is connected with gas supply pipe (L1), combustion-supporting letter shoot (L2), and gas supply pipe (L1) is equipped with gas flow
Monitoring device (10).
7. the activation kiln device according to any one of claim 1-6, it is characterised in that：The device further includes control system
(K)；It is control system (K) and driving device (4), flow monitoring device (7), flow control valve (8), temperature monitoring device (9), total
Pipe control valve (60101), gas flow monitoring device (10) connection, and control flow control valve (8) and manifold control valves
(60101)。
8. a kind of annular multitube built-in type step is sprayed into the application method of the activation kiln device of steam or usage right requirement 1-7
The method of any one described device, this method comprise the following steps：
1) material to be activated is input in kiln body (1), control system (K) control driving device (4) is so that kiln body (1) starts
It rotates；
2) steam of spraying steam device (5) sprays into pipe (504) and steam is sprayed into the big thorax of kiln body (1)；
3) material activation in the big thorax of kiln body (1), after activation, the big thorax of material from kiln body (1) enters kiln head box (2),
It is discharged from the discharge gate of kiln head box (2).
9. according to the method described in claim 9, it is characterized in that：Step 2) is specially：
A) according to be delivered in kiln body (1) by inventory M to be activatedFeeding, gas flow monitoring device (10) detect combustion gas
The conveying capacity M of delivery pipe (L1) interior combustion gasFuel, calculate as the required steam blast total amount Q of front activatingAlways；
Wherein：In formula：QAlwaysFor steam total flow, MFeedingFor upper doses, MFuelFor fuel quantity, CFuelFor fuel
Chemical heat, K are activation coefficient；
B) according to first temperature monitoring device (9) on kiln body (1) side wall of first steam transfer rings (503) correspondence position
Prison detects the temperature T of the position1, second temperature on kiln body (1) side wall of second steam transfer rings (503) correspondence position
Degree monitoring device (9) supervises the temperature T for detecting the position2... ... the kiln body (1) of n-th of steam transfer rings (503) correspondence position
N-th of temperature monitoring device (9) prison on side wall detects the temperature T of the positionn；Calculate the steaming of each steam transfer rings (503)
Vapour is blown ratio；
Wherein：Q1:Q2:……:Qn=T1:T2:……:Tn；In formula：Q1For the flow on first steam transfer rings (503), Q2
For the flow on second steam transfer rings (503), QnFor the flow on n-th of steam transfer rings (503), T1For first steaming
First temperature monitoring device (9) prison on kiln body (1) side wall of vapour transfer rings (503) correspondence position detects the temperature of the position
Degree, T2For second temperature monitoring device (9) prison on kiln body (1) side wall of second steam transfer rings (503) correspondence position
Detect the temperature of the position, TnFor n-th of temperature on kiln body (1) side wall of n-th of steam transfer rings (503) correspondence position
Monitoring device (9) supervises the temperature for detecting the position；
C) it is Q to calculate the theoretical delivery on first steam transfer rings (503)1, the reason on second steam transfer rings (503)
It is Q by flow2... ... the theoretical delivery on n-th of steam transfer rings (503) is Qn；
Wherein：
D) manifold control valves (60101) are adjusted so that the steam flow in air supply header (601) is QAlways；
E) flow monitoring device (7) is monitored, adjusts the flow control valve (8) on each steam delivery branch pipe (502) so that first
Actual flow on a steam transfer rings (503) is Q1, the actual flow on second steam transfer rings (503) is Q2... ... the
Actual flow on n steam transfer rings (503) is Qn；
Preferably, this method further includes：F) flow monitoring device (7) monitors the reality on each steam transfer rings (503) in real time
Border flow, the actual flow that monitors of control system (K) judgement whether with the Q that is calculatednIt is consistent；If be consistent, after reforwarding
Row；If be not consistent, the flow control valve (8) on corresponding steam transfer rings (503) is adjusted so that each steam transfer rings
(503) actual flow on and the Q being calculatednIt is consistent.
10. a kind of annular multitube built-in type step sprays into the purposes of the activation kiln device of steam, by any one of claim 1-7
Method described in the activation kiln device or claim 8 or 9 is used for the preparation of activated carbon；It is preferred that by the device for activity
Activation kiln prepared by charcoal.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711044150.2A CN108120272B (en) | 2017-10-31 | 2017-10-31 | Annular multitube embedded type step steam-spraying activation kiln device and control method and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711044150.2A CN108120272B (en) | 2017-10-31 | 2017-10-31 | Annular multitube embedded type step steam-spraying activation kiln device and control method and application thereof |
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| CN108120272B CN108120272B (en) | 2024-03-12 |
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