CN108007219A - A kind of hot ore deposit cooling and residual neat recovering system - Google Patents
A kind of hot ore deposit cooling and residual neat recovering system Download PDFInfo
- Publication number
- CN108007219A CN108007219A CN201711182846.1A CN201711182846A CN108007219A CN 108007219 A CN108007219 A CN 108007219A CN 201711182846 A CN201711182846 A CN 201711182846A CN 108007219 A CN108007219 A CN 108007219A
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- Prior art keywords
- ore deposit
- cooling
- hot
- air
- hot ore
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Links
- 238000001816 cooling Methods 0.000 title claims abstract description 78
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000003546 flue gas Substances 0.000 claims abstract description 35
- 238000005245 sintering Methods 0.000 claims abstract description 35
- 239000000463 material Substances 0.000 claims abstract description 32
- 239000002918 waste heat Substances 0.000 claims abstract description 26
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 23
- 239000011707 mineral Substances 0.000 claims abstract description 23
- 239000004744 fabric Substances 0.000 claims abstract description 18
- 239000007789 gas Substances 0.000 claims abstract description 11
- 230000011218 segmentation Effects 0.000 claims abstract description 9
- 239000003337 fertilizer Substances 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 11
- 238000011084 recovery Methods 0.000 description 6
- 238000005265 energy consumption Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 241000628997 Flos Species 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 241001062472 Stokellia anisodon Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000112 cooling gas Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000011176 pooling Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B1/00—Methods of steam generation characterised by form of heating method
- F22B1/02—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers
- F22B1/18—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines
- F22B1/1807—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines using the exhaust gases of combustion engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D15/00—Handling or treating discharged material; Supports or receiving chambers therefor
- F27D15/02—Cooling
- F27D15/0206—Cooling with means to convey the charge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The present invention discloses a kind of hot ore deposit cooling and residual neat recovering system, including sintering hot ore deposit cooler, the vertical material of the hot ore deposit cooler of the sintering section that prestores carry sintered ore materials cloth and airlock, and described sinter in hot ore deposit cooler has horizontal cooling section, is communicated with the material section that prestores；The cooling section is equipped with cooling machine trolley, and the bottom of the cooling section has the segmentation air feed system blown by air blower；The upper end of the cooling section is integrated with for utilizing the waste heat boiler for cooling down the cogeneration produced during hot mineral aggregate；The waste heat boiler and the hot ore deposit cooler of sintering connect deduster by low-temperature flue gas pipeline；The entrance of the exhanst gas outlet connection air-introduced machine of the deduster, the outlet connection flue gas reuse pipeline of the air-introduced machine, the flue gas reuse pipeline are connected with the segmentation air feed system.Root of the present invention solves the problems, such as existing weaponry and equipment system air leakage.
Description
Technical field
The present invention relates to the cooling of hot ore deposit and heat recovery technology field, and in particular to a kind of hot ore deposit cooling and waste heat recovery system
System.
Background technology
In iron and steel enterprise, the energy consumption of sintering circuit is only second to smelt iron, and accounts for the 10%~20% of total energy consumption, wherein there are about
30% energy is that air is discharged into the form of heat smoke by sinter cooler, is not utilized rationally.
When sintering machine normally produces, the hot ore deposit through oversintering is fallen from the afterbody of sintering machine, after single roll crusher crushes,
Sieved by the heat sieve that shakes, then fallen on through chute on cooling machine trolley.Sintering process needs up to 1200 DEG C of temperature, is slipping
Heat sinter temperature at groove is mainly outwards radiated with forms of radiation up to 800 DEG C or so, the material on cooler is fallen on from chute
Temperature is usually more than 600 DEG C.General sinter cooler is disposed with several (3~5) cooling blowers according to size thereunder, right
The forced-air blast of the sinter bed of material cools down.After exchanging heat with one section, two sections mineral aggregates of cooling, the cooling air temperature assembled in fan housing carries
Height is to 300~500 DEG C.
Existing belt-cooling machine or ring cold machine are relative motion between trolley and bellows due to not being to use totally-enclosed form
, along with sinter, cloth is uneven on cooling machine trolley, and edge effect is can hardly be avoided, and directly affects cooled flue gas
Temperature and flow.Additionally, due to cooling machine trolley move by certain speed, below its trolley bellows and top gas gathering mask and
There is certain gap between trolley, sealed although some production lines take appropriate measures.But sealing effect is poor,
Air blower air-supply is not only caused greatly to have neither part nor lot in heat exchange directly from the gap row between bellows below trolley and trolley
Go out, increase cooling energy consumption, and also result in cold air and be directly entered through the gap between trolley and top gas gathering mask without heat exchange
Gas gathering mask, makes the decline of flue gas quality and residual heat resources.
The existing supporting afterheat generating system afterloading unit capacity of cooling technique is generally：15~18.5kW of ton ore deposit.And system fills
Back-up dissipates, and floor space is larger, and smoke wind pipe is big compared with long therefore heat loss.
The content of the invention
In view of the technical drawbacks of the prior art, it is an object of the present invention to provide a kind of High Efficiency Thermal ore deposit cooling and it is remaining
Heat recovery system, while hot ore deposit cooling reliability is met, reduces existing cooling system energy consumption and improves the remaining of the hot ore deposit of sintering
Heat recovery rate.
Technical solution is used by achieve the object of the present invention：
A kind of hot ore deposit cooling and residual neat recovering system, including the hot ore deposit cooler of sintering, the hot ore deposit cooler of sintering into
Material side carries sintered ore materials cloth and airlock；There is horizontal cooling section in the hot ore deposit cooler of sintering；The cooling section
Equipped with horizontal transferring device, the bottom of the cooling section has the segmentation air feed system blown by air blower；The cooling section
Upper end is integrated with for utilizing the waste heat boiler for cooling down the cogeneration produced during hot mineral aggregate；The waste heat boiler and sintering
Hot ore deposit cooler connects deduster by low-temperature flue gas pipeline；The entrance of the exhanst gas outlet connection air-introduced machine of the deduster, institute
The outlet connection flue gas reuse pipeline of air-introduced machine is stated, the flue gas reuse pipeline is connected with the segmentation air feed system.
The sintered ore materials cloth and airlock include the vertical lock fertilizer storehouse set gradually, the inflation being obliquely installed
Blanking bin and horizontally disposed heap feed bin, lock fertilizer storehouse, inflation blanking bin and the heap feed bin are linked in sequence and connect successively
The place of connecing forms sealing structure；There is blanking slope in the inflation blanking bin, the bottom of the heap feed bin has plane windrow portion,
The feed side in the plane windrow portion is connected with the exit side on the blanking slope, the plane windrow portion and company of the heap feed bin
The horizontal cooling section connection of the hot ore deposit cooler of sintering connect, lock fertilizer storehouse, inflation blanking bin and the heap feed bin, sintering heat
After the completion of the connection of ore deposit cooler, the structure being isolated from the outside is integrally formed.
The angle a on the blanking slope of the blanking bin is less than mineral aggregate angle of repose b to form the fixed bed of material in heap feed bin.
The waste heat boiler offers hot-air mouth by cooling section upper end and is communicated with the cooling section.
The outlet of the air-introduced machine is also connected by flue gas emission pipeline with chimney.
The technique effect of invention is as follows：
1) the new hot ore deposit cooler of sintering is used, fundamentally solves existing weaponry and equipment due to cooling machine trolley and bellows
Between be that there is caused by certain gap between bellows and top gas gathering mask and trolley below relative motion and trolley
The problem of system air leakage.The wind that hot ore deposit cooler is sintered due to being sent into all participates in heat exchange, greatly reduces wind turbine total energy consumption, and
The totally enclosed type of cooling, it is progressively sufficiently cool to sinter hot ore deposit, and waste heat recovery efficiency improves.
2) system integration deduster, changes the present situation of the existing hot ore deposit cooling technique hot wind uncontrollable discharge of sintering, can be real
Existing exhaust gas dust qualified discharge.
3) flue gas after dedusting, enters hot ore deposit cooler in the form of circulated air, to improve waste heat boiler inlet air temperature, into
And improve system thermal efficiency.
4) system uses novel sintered waste heat boiler, can greatly save system with sintering hot ore deposit cooler integrated arrangement
Equipment is taken up an area, and is reduced system equipment and leaked out caused by dispersed placement and radiation loss.
5) it is reachable using the cooling of this High Efficiency Thermal ore deposit and residual neat recovering system, supporting afterheat generating system afterloading unit capacity
Arrive：22.5~29kW of ton ore deposit.
Brief description of the drawings
Fig. 1 is the cooling of hot ore deposit and the structure diagram of residual neat recovering system of the present invention；
Fig. 2 is the sinter cloth of cooler and the schematic diagram of airlock；
Fig. 3 is the sinter cloth of cooler and the blanking schematic side view of airlock；
Fig. 4 is the sinter cloth of cooler and the blanking schematic front view of airlock；
Fig. 5 is the structure diagram for sintering hot ore deposit cooler.
Embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.It is it should be appreciated that described herein
Specific embodiment only to explain the present invention, be not intended to limit the present invention.
Referring to shown in Fig. 1-5, the sinter cloth and airlock of a kind of cooler, including the hot ore deposit cooler 1 of sintering, institute
Stating the hot ore deposit cooler of sintering has shell 101, and the feed inlet of the upper end side of the shell has sintered ore materials cloth and lock wind dress
11 are put, has horizontal cooling section 102 in the shell of the hot ore deposit cooler of sintering, with the sintered ore materials cloth and airlock
11 are discharged into mouth 104 by material communicates；The cooling section is equipped with horizontal transferring device 105, and material is discharged into mouth 104 and is discharged to mineral aggregate
On horizontal transferring device 105, wind chamber 103 of the lower part formed with air-supply of the cooling section 108, the bottom 18 of wind chamber 103 has
The segmentation air feed system for sending cooling wind is realized by multiple air blowers 13 in parallel；The upper end of the cooling section is integrated with for utilizing
The waste heat boiler 2 of the cogeneration produced during hot mineral aggregate is cooled down, to pass through the hot-air mouth formed in end housing on cooling section
17 introduce the hot wind of formation the steam needed for waste heat boiler production cogeneration, so that pushing turbine acting power generation；It is described
Waste heat boiler and the hot ore deposit cooler of sintering connect the smoke inlet 31 of deduster 31 by low-temperature flue gas pipeline 9；The deduster
Entrance of the exhanst gas outlet through flue gas emission pipeline connection air-introduced machine 4, the outlet connection flue gas reuse pipeline 10 of the air-introduced machine,
The flue gas reuse pipeline is connected by each return air branch 14 with multiple air blowers 13 in parallel of the segmentation air feed system
Connect.
Wherein, the waste heat boiler 2 is by forming the hot-air mouth 17 and the cooling in end housing on cooling section 22
The intraware of Duan Xiangtong, cooling section and waste heat boiler is cooperatively formed in the shell 101, end housing 22 on cooling section
Two parts, top up and down will be divided into inside housing 101 and be divided into waste heat boiler, lower part is divided into cooling section, the shell 101 it is upper
Hold and form the low-temperature flue gas floss hole 23 of cooling section in the top of the feed opening 15, communicated with the flue gas emission mouth 21 of top,
The flue gas for entering waste heat boiler from the hot-air mouth 17 passes through after utilization together with the flue gas of the discharge of low-temperature flue gas floss hole 23
The flue gas emission mouth 21 of top, which is discharged in deduster, to be handled.
Wherein, the outlet of the air-introduced machine is also connected by flue gas emission pipeline with chimney 5.The entrance of the air-introduced machine 4
Connected by the exhanst gas outlet of two inlet air branches and deduster, described two inlet air branches distinguish a motor-driven valve 8, to realize
It is spare each other.
The low-temperature flue gas discharge pipe that the low-temperature flue gas pipeline is connected with the low-temperature flue gas outlet of the waste heat boiler respectively,
And the low-temperature flue gas discharge pipe of 16 connection of low-temperature flue gas outlet of the hot ore deposit cooler 1 of sintering is connected, the low-temperature flue gas row
Equal motor-operated control valve 7 in outlet pipe.The gas reuse pipeline 10 is also connected with hot blast recycling pipeline 12, by hot blast recycling to agglomerant
In process system.
Specifically, the sintered ore materials cloth and airlock include lock fertilizer storehouse 111, the inflation blanking bin set gradually
112 and heap feed bin 113, lock fertilizer storehouse, inflation blanking bin and the heap feed bin are linked in sequence successively and junction formed it is close
Seal structure；There is blanking slope in the inflation blanking bin, the bottom of the heap feed bin has plane windrow portion, the plane heap
The feed side in material portion is connected with the exit side on the blanking slope, the plane windrow portion of the heap feed bin and the sintering heat being connected
The feed side of the horizontal transferring device of ore deposit cooler 1 connects, and mineral aggregate 100 is sent on horizontal transferring device 105 and realizes conveying
Cooled down during mineral aggregate, lock fertilizer storehouse, inflation blanking bin and the heap feed bin, the hot ore deposit cooler connection of sintering are completed
Afterwards, the structure being isolated from the outside is integrally formed.
Wherein, the angle a on the blanking slope of the inflation blanking bin is less than mineral aggregate angle of repose b to form fixation in heap feed bin
The bed of material.
Due to being designed more than using, in mineral aggregate course of conveying, external impetus auxiliary is not required to, has been conducted oneself with dignity by mineral aggregate 100
Into rational cloth, lock fertilizer storehouse, inflation blanking bin and heap feed bin are passed sequentially through, enters finally into the horizontal feed of cooler
On device, sealing feeding is realized.Horizontal transferring device can use step-transit conveyor or other similar devices to realize.
Specifically in blanking, first to inflation blanking bin inflation so that negative pressure is formed in inflation blanking bin and keeps material heat
Amount, ensures that material piles with lock fertilizer storehouse secondly by adjustment charging rate and discharging speed, seals feed opening using mineral aggregate, reduce
Mineral aggregate heat transfer process heat scatters and disappears, and by blanking ramp angles a, the fixed bed of material is formed, to mitigate material to water in cooler
The abrasion of cooling (material) plate in flat conveying device.The device disclosure satisfy that the demand of sinter technological process, ensure that equipment makes
Long-term effectiveness.
Wherein, the angle a for inflating the blanking slope of blanking bin forms the fixed bed of material less than mineral aggregate natural packing angle of repose b,
So as to more effectively reduce the direct abrasion of the cooling of the horizontal transferring device of cooler (material) plate and mineral aggregate.
In figure 3, fertilizer storehouse is locked when sintered ore materials are covered with, realizes that cooler is isolated with external environment condition, avoid dissipating for heat
Lose and improve utilization rate of waste heat.Inflation keeps waste heat in feed bin in blanking slope, while mitigates mineral aggregate on horizontal transferring device
Flitch abrasion, adjustment sets inlet and outlet feeding speed, meets that lock fertilizer storehouse is covered with mineral aggregate all the time, ensure the continuity of lock wind
And stability.
In Fig. 4, since blanking throat width is less than the width of cooler, width utilizes natural packing angle of repose b,
Realize that mineral aggregate is covered with the cooling on the horizontal transferring device of cooler (material) plate, thickness of feed layer is ensured by input and output material speed.
The present invention can keep the leakproofness of cooling heat exchanger, meet the requirement that the technological process of production conveys mineral aggregate,
Equipment can be protected to increase service life of equipment at the same time, improve cooling and the waste heat recovery effect of cooler.
As shown in Figure 1, the hot ore deposit of sintering after crusher in crushing, into the sintering built in the new hot ore deposit cooler of sintering
Mineral aggregate cloth and airlock 11, sintered ore materials cloth and 11 one side of airlock have pooling feature, ensure that cooling section is cold
But the continuous-stable of process；On the other hand enter shots and ensure that device inside is totally-enclosed for zero-pressure or tiny structure, avoid having neither part nor lot in heat
The cold air of ore deposit cooling is leak into.
Wherein, cooling section is horizontally disposed, bottom homogenous segmentations air feed, hot ore deposit is sintered by the paragraph such as cooling section that prestores, in water
Cooled down step by step under the propulsion of flat conveying device, 100-150 DEG C is cooled to by 600-800 DEG C.Hot ore deposit is sintered after cooling by cooling down
Blanking device 151 of the segment trailer through the setting in feed opening 15 is discharged, and ensures that full cooling procedure completely encloses.Cooling gas is through adding
By taking about 450 DEG C of wind in the middle part of cooling section after heat, the waste heat boiler being integrated on cooling device, production cogeneration institute are directly entered
The steam needed, steam turbine is given by steam product mouth 21 through air-introduced machine, so that pushing turbine acting power generation.Waste heat boiler changes
After the low-temperature flue gas of low-temperature flue gas ore deposit cooling drive end unit hot with sintering after heat mixes, (cloth bag can be such as used into deduster
Deduster), further dedusting；Flue gas after dedusting send the cooling blower entrance to hot ore deposit cooler as circulated air through air-introduced machine
Use, to improve waste heat boiler inlet air temperature, and then improve system thermal efficiency, the row of cloth bag 19 of the dust through deduster of collection
Dirt mouth can send into sintered material process system and use, and be equipped with chimney in systems as spare flue gas emission mouth, finished product
Mineral aggregate be discharged to by sintering the ore discharge material mouth 15 of hot ore deposit cooler 1 on belt feeder 6, by belt feeder 6 be sent to screening system classification
Processing.
The above is only the preferred embodiment of the present invention, it is noted that for the common skill of the art
For art personnel, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (5)
1. a kind of hot ore deposit cooling and residual neat recovering system, it is characterised in that including sintering hot ore deposit cooler, the hot ore deposit of sintering is cold
But the feed side of machine carries sintered ore materials cloth and airlock；There is horizontal cooling section in the hot ore deposit cooler of sintering；Institute
State cooling section and be equipped with horizontal transferring device, the bottom of the cooling section has the segmentation air feed system blown by air blower；It is described
The upper end of cooling section is integrated with for utilizing the waste heat boiler for cooling down the cogeneration produced during hot mineral aggregate；The waste heat pot
Stove and the hot ore deposit cooler of sintering connect deduster by low-temperature flue gas pipeline；The exhanst gas outlet connection air-introduced machine of the deduster
Entrance, the outlet connection flue gas reuse pipeline of the air-introduced machine, the flue gas reuse pipeline are connected with the segmentation air feed system
Connect.
2. hot ore deposit cooling and residual neat recovering system according to claim 1, it is characterised in that the sintered ore materials cloth and lock
Wind apparatus includes the vertical lock fertilizer storehouse set gradually, the inflation blanking bin being obliquely installed and horizontally disposed heap feed bin,
Lock fertilizer storehouse, inflation blanking bin and the heap feed bin are linked in sequence successively and junction forms sealing structure；Under the inflation
There is blanking slope in feed bin, the bottom of the heap feed bin has plane windrow portion, the feed side in the plane windrow portion and institute
The exit side for stating blanking slope is connected, and the plane windrow portion of the heap feed bin sinters the horizontal of hot ore deposit cooler with what is be connected
Cooling section connects, after the completion of lock fertilizer storehouse, inflation blanking bin and the heap feed bin, the hot ore deposit cooler connection of sintering, overall shape
Into the structure being isolated from the outside.
3. hot ore deposit cooling and residual neat recovering system according to claim 2, it is characterised in that the blanking of the inflation blanking bin
The angle a on slope is less than mineral aggregate angle of repose b to form the fixed bed of material in heap feed bin.
4. hot ore deposit cooling and residual neat recovering system according to claim 1, it is characterised in that the waste heat boiler passes through cooling
Duan Shangduan offers hot-air mouth and is communicated with the cooling section.
5. hot ore deposit cooling and residual neat recovering system according to claim 1, it is characterised in that the outlet of the air-introduced machine is also logical
Flue gas emission pipeline is crossed to be connected with chimney.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711182846.1A CN108007219A (en) | 2017-11-23 | 2017-11-23 | A kind of hot ore deposit cooling and residual neat recovering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711182846.1A CN108007219A (en) | 2017-11-23 | 2017-11-23 | A kind of hot ore deposit cooling and residual neat recovering system |
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| CN108007219A true CN108007219A (en) | 2018-05-08 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110778998A (en) * | 2019-11-29 | 2020-02-11 | 天津健威泽节能环保科技股份有限公司 | High-temperature powdery solid cooling and waste heat recovery system and implementation method |
| CN112090182A (en) * | 2020-09-17 | 2020-12-18 | 曹真武 | Dry dedusting system for proportioning roller of sintering machine |
| CN113295005A (en) * | 2021-01-05 | 2021-08-24 | 中冶长天国际工程有限责任公司 | Sintering cooling process and sintering cooling system |
| CN114318734A (en) * | 2021-12-24 | 2022-04-12 | 宁波金名片能源科技有限公司 | Forming machine waste heat utilization structure with air locking structure |
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Application publication date: 20180508 |