CN202543226U - Sensible heat recovery and afterheat utilization system for blast furnace slag - Google Patents
Sensible heat recovery and afterheat utilization system for blast furnace slag Download PDFInfo
- Publication number
- CN202543226U CN202543226U CN2012200639863U CN201220063986U CN202543226U CN 202543226 U CN202543226 U CN 202543226U CN 2012200639863 U CN2012200639863 U CN 2012200639863U CN 201220063986 U CN201220063986 U CN 201220063986U CN 202543226 U CN202543226 U CN 202543226U
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- sensible heat
- heat recovery
- cement sensible
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- 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
- Y02P10/20—Recycling
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- 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
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- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
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Abstract
The utility model discloses a sensible heat recovery and afterheat utilization system for blast furnace slag. The sensible heat recovery and afterheat utilization system comprises a liquid-state furnace slag sensible heat recovery system, a solid-state furnace slag sensible heat recovery system and an afterheat utilization system, wherein the liquid-state furnace slag sensible heat recovery system is connected with the solid-state furnace slag sensible heat recovery system; gas in the liquid-state furnace slag sensible heat recovery system and the afterheat utilization system forms a first afterheat utilization circulation system; gas in the solid-state furnace slag sensible heat recovery system and the afterheat utilization system forms a second afterheat utilization circulation system. The sensible heat recovery and afterheat utilization system for the blast furnace slag has a simple and compact structure, and is high in afterheat recovery efficiency, sufficient in heat exchange and high in reliability; the equipment investment and the maintenance cost can be effectively reduced; because of the formation of the circulation system, the heat loss is effectively reduced, the pollution to the environment is reduced, and the high-temperature air for afterheat recovery is high in quality and wide in application range; and the sensible heat recovery and afterheat utilization system can be used for blast furnace air, material drying, pre-heating, productive steam, power generation and the like.
Description
Technical field
The utility model relates to a kind of system that handles waste heat, particularly relates to a kind of blast-furnace cement sensible heat and reclaims and bootstrap system.
Background technology
The blast furnace slag that in blast furnace production process, produces at present has very high temperature (1450～1650 ℃), and heat content is about 1670MJ/t, belongs to high-quality residual heat resources, has very high recovery value.But at present, metallurgical slag is many both at home and abroad is main with water quenching, and the shrend process will consume great amount of water resources; Flushing cinder water is water quality inferiority not only, and the water treatment difficulty is big, and temperature is on the low side; Quality is low and cause its heat to be difficult to reclaim, and only have northern minority area to adopt the mode recovery part heat of flushing cinder water heating, but the method efficiency ratio of this waste heat recovery is lower; And water resource waste is more serious, and the water treatment in later stage is difficulty relatively.
It is too complicated that present blast-furnace cement sensible heat reclaims the patent design, thereby the low equipment volume that causes of equipment heat exchange efficiency is bigger than normal, is unfavorable for the industrialization promotion application.Flushing cinder water water quality inferiority, quality that existing water quenching produces are low, the heat recuperation difficulty.Present blast-furnace cement sensible heat reclaims the requirement that patent can't reach industrial applications.
Summary of the invention
The utility model is accomplished in order to solve deficiency of the prior art; The purpose of the utility model provides that a kind of simple in structure, waste heat recovery efficient is high, heat exchange fully, compact construction, safety be high, can effectively reduce facility investment and maintenance cost; The formation of the recycle system; Effectively reduce thermosteresis and reduce pollution environment; The high temperature air quality that is used for waste heat recovery is high, of many uses, can be used for blast furnace blast, dry materials, and preheating, the blast-furnace cement sensible heat of producing steam, generating etc. reclaim and bootstrap system.
A kind of blast-furnace cement sensible heat of the utility model reclaims and bootstrap system; Comprise liquid slag cement sensible heat recovery system, solid-state slag cement sensible heat recovery system and the bootstrap system that all is communicated with said liquid slag cement sensible heat recovery system and said solid-state slag cement sensible heat recovery system; Said liquid slag cement sensible heat recovery system is connected with said solid-state slag cement sensible heat recovery system; Gas forms the first UTILIZATION OF VESIDUAL HEAT IN recycle system in said liquid slag cement sensible heat recovery system and the bootstrap system, and gas forms the second UTILIZATION OF VESIDUAL HEAT IN recycle system in said solid-state slag cement sensible heat recovery system and the said bootstrap system.
A kind of blast-furnace cement sensible heat of the utility model reclaims and bootstrap system can also be:
Said liquid slag cement sensible heat recovery system comprises the granulation chamber with said liquid slag granulation; Be positioned at the rotation pelletizer and the valve that is positioned at bottom, said granulation chamber of said granulation chamber central upper; Said granulation outside is made up of insulating wall; Bottom, said granulation chamber is communicated with said solid-state slag cement sensible heat recovery system, and top, said granulation chamber is provided with the notes cinder notch that liquid slag is injected the granulation chamber, and said notes cinder notch is positioned at said rotation pelletizer top; Top, said granulation chamber and bottom set out gas port and inlet mouth respectively, and said inlet mouth and air outlet all are communicated with bootstrap system.
Said notes cinder notch be positioned at said rotation pelletizer directly over.
Said solid-state slag cement sensible heat recovery system comprises fluidizing fluid-bed with the solid slag heat exchange of granulation cooling; Saidly grid distributor is set in fluidizing fluid-bed; Place, outer, said grid distributor position sets out cinder notch; Below and fluidizing fluid-bed top that said fluidizing fluid-bed inner bottom part is positioned at said grid distributor are provided with inlet mouth and air outlet respectively, and said inlet mouth and air outlet all are communicated with bootstrap system.
Said bootstrap system comprises gas pipeline that is communicated with said liquid slag cement sensible heat recovery system and solid-state slag cement sensible heat recovery system and the waste heat boiler that is communicated with said gas pipeline, between said waste heat boiler and said liquid slag cement sensible heat recovery system and the solid-state slag cement sensible heat recovery system cleaning apparatus is set respectively.
Said two cleaning apparatuss are arranged on said waste heat boiler upstream and downstream direction.
Blower fan is set after the cleaning apparatus of said waste heat boiler downstream direction, cyclonic separator is set before the cleaning apparatus of said waste heat boiler updrift side.
A kind of blast-furnace cement sensible heat of the utility model reclaims and bootstrap system; Because it comprises liquid slag cement sensible heat recovery system, solid-state slag cement sensible heat recovery system and the bootstrap system that all is communicated with said liquid slag cement sensible heat recovery system and said solid-state slag cement sensible heat recovery system; Said liquid slag cement sensible heat recovery system is connected with said solid-state slag cement sensible heat recovery system; Gas forms the first UTILIZATION OF VESIDUAL HEAT IN recycle system in said liquid slag cement sensible heat recovery system and the bootstrap system, and gas forms the second UTILIZATION OF VESIDUAL HEAT IN recycle system in said solid-state slag cement sensible heat recovery system and the said bootstrap system.During use, liquid slag gets into the liquid slag cement sensible heat recovery system, is cooled to 700-900 ℃ after the air heat exchange of liquid slag and air cycle, form uniform small-particle slag (＜3mm).The solid slag particle is fallen into liquid slag cement sensible heat recovery system bottom; And get in the solid-state slag cement sensible heat recovery system; With further be cooled to 50-150 ℃ after the air heat exchange of air cycle, discharge then, the diameter of the solid particulate of discharge is less than 3mm; Form tiny slag particle uniformly, the granulation effect is superior to water quenching.And reach 500-600 ℃ through the temperature of the high temperature air after said liquid slag cement sensible heat recovery system and the heat exchange of said solid-state slag cement sensible heat recovery system; Such high temperature air gets in the bootstrap system and carries out UTILIZATION OF VESIDUAL HEAT IN; This part waste heat can reclaim and can be used for blast furnace blast, dry materials, aspects such as preheating, production steam, generating.Owing to form the recycle system of sealing, can effectively reduce thermosteresis and reduce pollution environment, heat exchange is abundant, heat exchange efficiency is high, and compact construction, safety high, can reduce facility investment and maintenance cost.
Description of drawings
A kind of blast-furnace cement sensible heat of Fig. 1 the utility model reclaims and bootstrap system embodiment synoptic diagram.
The figure number explanation
1 ... Granulation chamber 2 ... Fluidizing fluid-bed 3 ... Waste heat boiler
4 ... Rotation pelletizer 5 ... Insulating wall 6 ... Valve
7 ... Annotate cinder notch 8 ... Grid distributor 9 ... Cyclonic separator
10 ... Slag notch 11 ... Cleaning apparatus 12 ... Blower fan
13 ... Inlet mouth 14 ... Air outlet 15 ... Gas pipeline
Embodiment
Fig. 1 below in conjunction with accompanying drawing does further explain to a kind of blast-furnace cement sensible heat recovery and the bootstrap system thereof of the utility model.
A kind of blast-furnace cement sensible heat of the utility model reclaims and bootstrap system; Please refer to Fig. 1; Comprise liquid slag cement sensible heat recovery system, solid-state slag cement sensible heat recovery system and the bootstrap system that all is communicated with said liquid slag cement sensible heat recovery system and said solid-state slag cement sensible heat recovery system; Said liquid slag cement sensible heat recovery system is connected with said solid-state slag cement sensible heat recovery system; Gas forms the first UTILIZATION OF VESIDUAL HEAT IN recycle system in said liquid slag cement sensible heat recovery system and the bootstrap system, and gas forms the second UTILIZATION OF VESIDUAL HEAT IN recycle system in said solid-state slag cement sensible heat recovery system and the said bootstrap system.During use, liquid slag gets into the liquid slag cement sensible heat recovery system, is cooled to 700-900 ℃ after the air heat exchange of liquid slag and air cycle, form uniform small-particle slag (＜3mm).The solid slag particle is fallen into liquid slag cement sensible heat recovery system bottom; And get in the solid-state slag cement sensible heat recovery system; With further be cooled to 50-150 ℃ after the air heat exchange of air cycle, discharge then, the diameter of the solid particulate of discharge is less than 3mm; Form tiny slag particle uniformly, the granulation effect is superior to water quenching.And reach 500-600 ℃ through the temperature of the high temperature air after said liquid slag cement sensible heat recovery system and the heat exchange of said solid-state slag cement sensible heat recovery system; Such high temperature air gets in the bootstrap system and carries out UTILIZATION OF VESIDUAL HEAT IN; This part waste heat can reclaim and can be used for blast furnace blast, dry materials, aspects such as preheating, production steam, generating.Owing to form the recycle system of sealing, can effectively reduce thermosteresis and reduce pollution environment, heat exchange is abundant, heat exchange efficiency is high, and compact construction, safety high, can reduce facility investment and maintenance cost.Gas circulates in the first UTILIZATION OF VESIDUAL HEAT IN recycle system and the second UTILIZATION OF VESIDUAL HEAT IN recycle system inside, and heat exchange is also finally carried out UTILIZATION OF VESIDUAL HEAT IN.
A kind of blast-furnace cement sensible heat of the utility model reclaims and bootstrap system; Please refer to Fig. 1; Specifically can be that said liquid slag cement sensible heat recovery system comprises the granulation chamber 1 with said liquid slag granulation in front on the basis of technical scheme; Be positioned at the rotation pelletizer 4 and the valve 6 that is positioned at 1 bottom, said granulation chamber of said granulation chamber 1 central upper, 1 outside, said granulation chamber is made up of insulating wall 5, and 1 bottom, said granulation chamber is communicated with said solid-state slag cement sensible heat recovery system; 1 top, said granulation chamber is provided with the notes cinder notch 7 that liquid slag is injected granulation chamber 1; Said notes cinder notch 7 is positioned at said rotation pelletizer 4 tops, and 1 top, said granulation chamber and bottom set out gas port 14 and inlet mouth 13 respectively, and said inlet mouth 13 all is communicated with bootstrap system with air outlet 14.During use; Liquid high temperature furnace slag falls on the rotation pelletizer 4 from annotating cinder notch 7, rotation pelletizer 4 generally be can high speed rotating pelletizing disc, liquid slag drops on pelletizing disc; And thrown away by the pelletizing disc of high speed rotating and to form tiny drop; And meanwhile, the air after the circulation cooling gets in the granulation chambers 1 and contacts with tiny drop in the air from valve 6 and carries out heat exchange, and tiny drop is cooled to 700-900 ℃; Form solid granule; The size of this solid granule is less than 3mm, and this then solid granule falls to the waste heat that carries out next step in the solid-state slag cement sensible heat recovery system and reclaims, and the high-temperature gas after the heat exchange then gets into bootstrap system through air outlet 14 and carries out UTILIZATION OF VESIDUAL HEAT IN.Certainly, the liquid slag cement sensible heat recovery system also can be other structures, but the liquid slag sensible heat system architecture of said structure combination is very compact, and can obtain uniformly, and diameter is less than the tiny slag particle of 3mm, and the granulation effect is superior to water quenching.Further optimized technical scheme be said notes cinder notch 7 be positioned at said rotation pelletizer 4 directly over.The advantage that is provided with like this is that liquid slag directly drops in the central authorities of rotation pelletizer 4, and the rotation of rotation pelletizer 4 is more even to the reactive force of liquid slag, makes that the solid slag small-particle granularity that forms is more even.
A kind of blast-furnace cement sensible heat of the utility model reclaims and bootstrap system; Please refer to Fig. 1; Specifically can be that said solid-state slag cement sensible heat recovery system comprises fluidizing fluid-bed 2 of the solid slag heat exchange of granulation cooling in front on the basis of technical scheme; In said fluidizing fluid-bed 2 grid distributor 8 is set; Place, outer, said grid distributor 8 position sets out cinder notch 10, and below and fluidizing fluid-bed 2 tops that said fluidizing fluid-bed 2 inner bottom parts are positioned at said grid distributor 8 are provided with inlet mouth and air outlet 14 respectively, and said inlet mouth 13 all is communicated with bootstrap system with air outlet 14.During use; The solid-state slag small-particle of output gets into fluidizing fluid-bed 2 in the liquid slag cement sensible heat recovery system; With carried out in the bootstrap system that gets into from fluidizing fluid-bed 2 bottoms UTILIZATION OF VESIDUAL HEAT IN after the lower air of temperature contact and carry out heat exchange, the while, the blast inlet of grid distributor 8 belows upwards was blown into high velocity air in fluidizing fluid-bed 2 in fluidizing fluid-bed 2 bottoms; Make the particle that descends be suspended state and fully heat exchange with it; With air heating, its temperature reduces and finally discharges from slag notch 10, and the high-temperature gas after the heat exchange carries out UTILIZATION OF VESIDUAL HEAT IN from air outlet entering bootstrap system.Certain solid-state slag heat-exchange system also can adopt other structures to constitute, but the advantage of above-mentioned solid-state slag heat-exchange system is that heat exchange efficiency is high, heat exchange is abundant and compact construction, and safety is high.Can effectively save facility investment and maintenance cost.And the operational waste heat of bootstrap system further increases, and UTILIZATION OF VESIDUAL HEAT IN efficient is higher, and tapping temperature is lower, handles easily.
A kind of blast-furnace cement sensible heat of the utility model reclaims and bootstrap system; Please refer to Fig. 1; Specifically can be that said bootstrap system comprises gas pipeline 15 that is communicated with said liquid slag cement sensible heat recovery system and solid-state slag cement sensible heat recovery system and the waste heat boiler 3 that is communicated with said gas pipeline 15 in front on the basis of technical scheme, between said waste heat boiler 3 and said liquid slag cement sensible heat recovery system and the solid-state slag cement sensible heat recovery system cleaning apparatus 11 is set respectively.Certainly can also be the bootstrap system that other structures are formed; Waste heat boiler 3 is imported high-temperature gas during use; Carry out UTILIZATION OF VESIDUAL HEAT IN then, gas reinfusate attitude slag cement sensible heat recovery system after the heat exchange of will lowering the temperature afterwards and solid-state slag cement sensible heat recovery system carry out the heat exchange intensification and also and then at circulation entering waste heat boiler 3 carry out UTILIZATION OF VESIDUAL HEAT IN, constitute and circulate; Save resource, heat exchange efficiency is high.The advantage that cleaning apparatus 11 is set is that air is carried out dedusting, because air and slag heat exchange, is included in the UTILIZATION OF VESIDUAL HEAT IN process and dust occurs.Further optimized technical scheme is that said two cleaning apparatuss 11 are arranged on said waste heat boiler 3 upstream and downstream directions.Can guarantee the normal operation of waste heat boiler 3 and blower fan 12 like this.The effect of blower fan 12 provides the power of air at the total system internal recycle.Further optimized technical scheme is cyclonic separator 9 to be set before the cleaning apparatus 11 of said waste heat boiler 3 updrift sides.The effect of cyclonic separator 9 is high-effective dust-removings.
Above-mentionedly only several kinds of specific embodiments in the utility model are explained; But can not be as the protection domain of the utility model; Every equivalence variation of having done according to the design spirit in the utility model or modification or equal proportion are amplified or are dwindled etc., all should think the protection domain that falls into the utility model.
Claims (7)
1. a blast-furnace cement sensible heat reclaims and bootstrap system; It is characterized in that: comprise liquid slag cement sensible heat recovery system, solid-state slag cement sensible heat recovery system and the bootstrap system that all is communicated with said liquid slag cement sensible heat recovery system and said solid-state slag cement sensible heat recovery system; Said liquid slag cement sensible heat recovery system is connected with said solid-state slag cement sensible heat recovery system; Gas forms the first UTILIZATION OF VESIDUAL HEAT IN recycle system in said liquid slag cement sensible heat recovery system and the bootstrap system, and gas forms the second UTILIZATION OF VESIDUAL HEAT IN recycle system in said solid-state slag cement sensible heat recovery system and the said bootstrap system.
2. a kind of blast-furnace cement sensible heat according to claim 1 reclaims and bootstrap system; It is characterized in that: said liquid slag cement sensible heat recovery system comprises the granulation chamber with said liquid slag granulation; Be positioned at the rotation pelletizer and the valve that is positioned at bottom, said granulation chamber of said granulation chamber central upper; Said granulation outside is made up of insulating wall; Bottom, said granulation chamber is communicated with said solid-state slag cement sensible heat recovery system, and top, said granulation chamber is provided with the notes cinder notch that liquid slag is injected the granulation chamber, and said notes cinder notch is positioned at said rotation pelletizer top; Top, said granulation chamber and bottom set out gas port and inlet mouth respectively, and said inlet mouth and air outlet all are communicated with bootstrap system.
3. a kind of blast-furnace cement sensible heat according to claim 2 reclaims and bootstrap system, it is characterized in that: said notes cinder notch be positioned at said rotation pelletizer directly over.
4. reclaim and bootstrap system according to claim 1 or 2 or 3 described a kind of blast-furnace cement sensible heats; It is characterized in that: said solid-state slag cement sensible heat recovery system comprises fluidizing fluid-bed with the solid slag heat exchange after granulation cooling; Saidly grid distributor is set in fluidizing fluid-bed; Place, outer, said grid distributor position sets out cinder notch; Below and fluidizing fluid-bed top that said fluidizing fluid-bed inner bottom part is positioned at said grid distributor are provided with inlet mouth and air outlet respectively, and said inlet mouth and air outlet all are communicated with bootstrap system.
5. reclaim and bootstrap system according to claim 1 or 2 or 3 described a kind of blast-furnace cement sensible heats; It is characterized in that: said bootstrap system comprises gas pipeline that is communicated with said liquid slag cement sensible heat recovery system and solid-state slag cement sensible heat recovery system and the waste heat boiler that is communicated with said gas pipeline, between said waste heat boiler and said liquid slag cement sensible heat recovery system and the solid-state slag cement sensible heat recovery system cleaning apparatus is set respectively.
6. a kind of blast-furnace cement sensible heat according to claim 5 reclaims and bootstrap system, and it is characterized in that: said two cleaning apparatuss are arranged on said waste heat boiler upstream and downstream direction.
7. a kind of blast-furnace cement sensible heat according to claim 6 reclaims and bootstrap system; It is characterized in that: blower fan is set after the cleaning apparatus of said waste heat boiler downstream direction, cyclonic separator is set before the cleaning apparatus of said waste heat boiler updrift side.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200639863U CN202543226U (en) | 2012-02-23 | 2012-02-23 | Sensible heat recovery and afterheat utilization system for blast furnace slag |
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| CN2012200639863U CN202543226U (en) | 2012-02-23 | 2012-02-23 | Sensible heat recovery and afterheat utilization system for blast furnace slag |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103667553A (en) * | 2013-12-11 | 2014-03-26 | 攀枝花钢城集团瑞通制冷设备有限公司 | Blast furnace slag waste heat recovery device |
| CN103740870A (en) * | 2013-12-16 | 2014-04-23 | 北京中冶设备研究设计总院有限公司 | Blast furnace slag sensible heat recovery device |
| CN105779673A (en) * | 2016-05-09 | 2016-07-20 | 于良富 | Blast furnace slag thermal fracture centrifugal drying method granulation device and method |
| CN106521054A (en) * | 2016-11-08 | 2017-03-22 | 重庆大学 | Coupling system and method for waste heat recovery and utilization of blast furnace slag and flue gas CO2 adsorption and desorption |
| CN108796145A (en) * | 2018-06-25 | 2018-11-13 | 青岛理工大学 | Recovery device for recovering waste heat of high-temperature liquid blast furnace slag and working method |
| CN113203292A (en) * | 2021-04-15 | 2021-08-03 | 中国恩菲工程技术有限公司 | Slag dilution treatment device |
| CN115752030A (en) * | 2022-12-20 | 2023-03-07 | 成都永会利机械制造有限公司 | High-temperature slag waste heat recovery boiler |
| CN116716443A (en) * | 2023-08-11 | 2023-09-08 | 包钢集团节能环保科技产业有限责任公司 | Method for comprehensively utilizing thermal-state steel slag and comprehensive separation system |
-
2012
- 2012-02-23 CN CN2012200639863U patent/CN202543226U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103667553A (en) * | 2013-12-11 | 2014-03-26 | 攀枝花钢城集团瑞通制冷设备有限公司 | Blast furnace slag waste heat recovery device |
| CN103667553B (en) * | 2013-12-11 | 2016-01-27 | 攀枝花钢城集团瑞通制冷设备有限公司 | Blast furnace slag waste heat recovery device |
| CN103740870A (en) * | 2013-12-16 | 2014-04-23 | 北京中冶设备研究设计总院有限公司 | Blast furnace slag sensible heat recovery device |
| CN103740870B (en) * | 2013-12-16 | 2015-07-22 | 北京中冶设备研究设计总院有限公司 | Blast furnace slag sensible heat recovery device |
| CN105779673A (en) * | 2016-05-09 | 2016-07-20 | 于良富 | Blast furnace slag thermal fracture centrifugal drying method granulation device and method |
| CN106521054B (en) * | 2016-11-08 | 2018-05-29 | 重庆大学 | Blast furnace slag waste heat recycles and flue gas CO2Adsorption desorption coupled system and method |
| CN106521054A (en) * | 2016-11-08 | 2017-03-22 | 重庆大学 | Coupling system and method for waste heat recovery and utilization of blast furnace slag and flue gas CO2 adsorption and desorption |
| CN108796145A (en) * | 2018-06-25 | 2018-11-13 | 青岛理工大学 | Recovery device for recovering waste heat of high-temperature liquid blast furnace slag and working method |
| CN108796145B (en) * | 2018-06-25 | 2020-06-19 | 青岛理工大学 | A recovery device and working method for recovering waste heat of high-temperature liquid blast furnace slag |
| CN113203292A (en) * | 2021-04-15 | 2021-08-03 | 中国恩菲工程技术有限公司 | Slag dilution treatment device |
| CN115752030A (en) * | 2022-12-20 | 2023-03-07 | 成都永会利机械制造有限公司 | High-temperature slag waste heat recovery boiler |
| CN116716443A (en) * | 2023-08-11 | 2023-09-08 | 包钢集团节能环保科技产业有限责任公司 | Method for comprehensively utilizing thermal-state steel slag and comprehensive separation system |
| CN116716443B (en) * | 2023-08-11 | 2023-10-20 | 包钢集团节能环保科技产业有限责任公司 | Method for comprehensively utilizing thermal-state steel slag and comprehensive separation system |
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