CN208139857U - Blast furnace slag flushing waste heat and sintering flue gas waste heat comprehensive utilization system - Google Patents
Blast furnace slag flushing waste heat and sintering flue gas waste heat comprehensive utilization system Download PDFInfo
- Publication number
- CN208139857U CN208139857U CN201820275368.2U CN201820275368U CN208139857U CN 208139857 U CN208139857 U CN 208139857U CN 201820275368 U CN201820275368 U CN 201820275368U CN 208139857 U CN208139857 U CN 208139857U
- Authority
- CN
- China
- Prior art keywords
- heat
- heat exchange
- exchange station
- blast furnace
- furnace slag
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000002893 slag Substances 0.000 title claims abstract description 83
- 238000011010 flushing procedure Methods 0.000 title claims abstract description 47
- 239000002918 waste heat Substances 0.000 title claims abstract description 44
- 238000005245 sintering Methods 0.000 title claims abstract description 41
- 239000003546 flue gas Substances 0.000 title claims abstract description 40
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 61
- 238000010438 heat treatment Methods 0.000 claims abstract description 51
- 238000010791 quenching Methods 0.000 claims abstract description 34
- 230000000171 quenching effect Effects 0.000 claims abstract description 34
- 238000011084 recovery Methods 0.000 claims abstract description 29
- 238000005057 refrigeration Methods 0.000 claims abstract description 25
- 238000009776 industrial production Methods 0.000 claims description 3
- IPLONMMJNGTUAI-UHFFFAOYSA-M lithium;bromide;hydrate Chemical group [Li+].O.[Br-] IPLONMMJNGTUAI-UHFFFAOYSA-M 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 239000003245 coal Substances 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 238000013461 design Methods 0.000 description 9
- 239000003818 cinder Substances 0.000 description 8
- 238000004064 recycling Methods 0.000 description 8
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 3
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Classifications
-
- 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 utility model belongs to heat recovery technology field, and in particular to blast furnace slag flushing waste heat and sintering flue gas waste heat comprehensive utilization system.The blast furnace slag flushing waste heat and sintering flue gas waste heat comprehensive utilization system of the utility model, by the way that by blast furnace slag quenching water and steam exhaust, four sections of ring cold-hot winds of sintering, the series connection temperature raising of sintering flue gas waste heat, stepped heating, heating is either for industrial application.The utility model utilizes the waste heat in steel production(Including blast furnace slag quenching water and steam exhaust, sintering four sections of ring cold-hot winds, sintering flue gases), realize winter central heating and annual industrial refrigeration, heating agent coolant-temperature gage is not less than 85 DEG C, reduces coal dosage, also mitigate atmosphere pollution, has developed and utilized new energy, improves efficiency of energy utilization, reduces cost, enhance one's market competitiveness, preserve the ecological environment.
Description
Technical field
The utility model belongs to heat recovery technology field, and in particular to blast furnace slag flushing waste heat and sintering flue gas residual heat integrative
Utilize system.
Background technique
Steel production middle-low temperature heat resource accounts for about the 34% of residual heat resources total amount, mainly includes low-temperature water heating, low temperature cigarette
Gas, low-temperature steam exhaust etc..Low-quality waste heat is big using difficulty because the energy for including in same units is very low, lies substantially in not
The state of recycling.Mainly there are two technological difficulties for low temperature exhaust heat recycling:First is that waste heat recovery apparatus should adapt to heat source characteristic, low temperature
Waste heat recycling is different from high-temperature residual heat and recycles, and is not especially mature on the whole;Second is that comprehensively considering lithium bromide refrigerating
The service requirement and return water temperature of unit and winter heating are retrodicted internal system water, are taken heat point using reverse design thinking
Match, determines the connection type of series connection temperature raising, stepped heating, allow to give full play to the maximum potential of each heat source.
Low-quality waste heat in steel production mainly includes blast furnace slag quenching water, blast furnace slag flushing steam exhaust, sintered ring cold-hot wind, burns
Tie flue gas;
Blast furnace slag quenching water and exhaust steam residual heat are from blast furnace high temperature furnace slag, and 1400-1500 DEG C of blast furnace cinder slag stream is by high pressure
Water water quenching, slag-water slurry flow into detritus tank, grab slag using clamshell crane, the mistake that the water in slag bath passes through slag bath bottom or side
Filtering layer is drained.Blast furnace slag quenching water water temperature is extraordinary residual heat resources at 83 DEG C or so, to reuse washing slag water, also
Tower cooler need to be cooled down, the heat being rich in water wastes, and a large amount of water evaporations cause thermal pollution into air.
Blast furnace slag flushing steam exhaust be during Water Quenching Slag, when pulp water splashes high-temperature slag, moment generate high-temperature steam.It is high
Warm steam is expelled directly out generally by chimney, not plus is utilized, not only waste of energy, the discharge of steam also have surrounding building
Certain corrosion.
The waste heat of sintering flue gas and the cold four sections of hot winds of ring is burnt both from high temperature sinter, the cold four sections of cold airs of ring and high temperature
After tying mine progress heat exchange, directly empties, residual heat resources is caused to waste, and generate thermal pollution.
Therefore, it is necessary to design a set of system that above-mentioned UTILIZATION OF VESIDUAL HEAT IN can be got up, recuperation of heat, effective recycling benefit are carried out
With the thermal energy in production, to achieve energy-saving and emission reduction purposes.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of blast furnace slag flushing waste heat and sintering flue gas waste heat
Utilization system;
The blast furnace slag flushing waste heat and sintering flue gas waste heat comprehensive utilization system of the utility model are by following technical sides
Case is come the technical problem more than solving:
Blast furnace slag flushing waste heat and sintering flue gas waste heat comprehensive utilization system, the system include:
First heat exchange station, the second heat exchange station, third heat exchange station, the 4th heat exchange station, the 5th heat exchange station, the 6th heat exchange station;
First heat exchange station is connected with the first heat removal pipeline, the second heat removal pipeline, the first recovery channel;
First heat removal pipeline leads to the second heat exchange station;
Second heat removal pipeline is connected with third heat exchange station;There is on the second heat removal pipeline bypass line respectively with second simultaneously
Heat exchange station, the 4th heat exchange station, the 5th heat exchange station, the 6th heat exchange station are connected;And second there are also a bypass ducts on heat removal pipeline
Road is connected with heating user;
There is the first recovery channel between first heat exchange station and third heat exchange station;There is bypass line and the on first recovery channel
Four heat exchange stations are connected;It is connected there are also a bypass line with central heating user on first recovery channel;
6th heat exchange station is connected by third heat removal pipeline with refrigeration system and/or heating system, third heat removal pipeline
Upper to be connected there are also one article of bypass line with the 5th heat exchange station, refrigeration system and/or heating system are connected with industrial production workshop
It connects;
It is connected between third heat exchange station and refrigeration system by the second recovery channel.
Refrigeration system is hot water lithium bromide unit.
The heat source of first heat exchange station is the first blast furnace slag quenching water;The heat source of second heat exchange station is the first blast furnace slag flushing steam exhaust,
The heat source of third heat exchange station is the second blast furnace slag quenching water, and the heat source of the 4th heat exchange station is the second blast furnace slag flushing steam exhaust;5th heat exchange
The heat source stood is sintered ring cold-hot wind, and the heat source of the 6th heat exchange station is sintering flue gas.
First heat removal pipeline, the second heat removal pipeline, third heat removal pipeline, the first recovery channel, the second recovery channel and
There is valve in all bypass lines.
A kind of blast furnace slag flushing waste heat and sintering flue gas residual heat integrative utilize method, include the following steps:
(1) the first blast furnace slag flushing steam exhaust from the first blast furnace slag quenching water of the first heat exchange station and the second heat exchange station is passed through
Series connection temperature raising, stepped heating are delivered to refrigeration system and/or heating system by the second heat removal pipeline, are then sent to workshop
Or user;
(2) it is mentioned from the series connection of the sintering flue gas stepped heating of the sintered ring cold-hot wind of the 5th heat exchange station and the 6th heat exchange station
Wen Hou is delivered to heating system and/or refrigeration system by third heat removal pipeline;
(3) be respectively from the first heat exchange station, the second heat exchange station, third heat exchange station, the 4th heat exchange station, the 5th heat exchange station,
First blast furnace slag quenching water of the 6th heat exchange station, the first blast furnace slag flushing steam exhaust, the second blast furnace slag quenching water, the second blast furnace slag flushing steam exhaust,
Sintered ring cold-hot wind, sintering flue gas are delivered to heating system and/or refrigeration system and/or central heating by the first heat removal pipeline
User.
70-90 DEG C of supply water temperature of first blast furnace slag quenching water, the second blast furnace slag quenching water, return water temperature are 50-65 DEG C.
The heating agent coolant-temperature gage of the offer of sintered ring cold-hot wind and fume afterheat is 84-88 DEG C, and return water temperature is 64-68 DEG C.
Blast furnace slag quenching water, flushing cinder steam exhaust, sintering flue gas, ring cold-hot wind heat are recycled, (is adopted according to BrLi chiller
It is warm) service requirement and return water temperature, determined using reverse design thinking in conjunction with heat source temperature, heat source position, heat source characteristic
Cascade System temperature raising, stepped heating connection type, allow to give full play to the maximum potential of each heat source;
The design of the utility model is to recycle blast furnace slag quenching water, flushing cinder steam exhaust, sintering flue gas, ring cold-hot wind heat, according to
The service requirement and return water temperature of BrLi chiller (heating), using reverse design thinking, in conjunction with heat source temperature, heat source position
It sets, heat source characteristic, determines the connection type of Cascade System temperature raising, stepped heating, allow to give full play to each heat source most
Big potentiality, whole system design science, rationally, efficiently.
Lithium bromide (heating) return water is through heat-exchange system series connection temperature raising, step by step promotion heat medium water quality.Return water first by temperature compared with
Low blast furnace slag flushing waste heat carries out primary heating, then carries out secondary temperature raising by sintering flue gas, ring cold-hot wind etc., carries out to return water
Stepped heating, after being concatenated temperature raising, obtaining heating agent coolant-temperature gage is 85 DEG C, water 3000m3/h。
The beneficial effects of the utility model are, the utility model utilizes waste heat (including the blast furnace slag flushing in steel production
Water and steam exhaust, sintering four sections of ring cold-hot winds, sintering flue gases), realize winter central heating and annual industrial refrigeration, heating agent coolant-temperature gage
Not less than 85 DEG C, water is up to 3000m3/ h can recycle thermal energy 70.4MW, recycle heat in year and roll over 71585 tons of standard coal, reduce
Coal dosage, also mitigates atmosphere pollution, has developed and utilized new energy, improves efficiency of energy utilization, reduces cost, enhances market
Competitiveness is preserved the ecological environment.
Detailed description of the invention
Fig. 1 is the blast furnace slag quenching water temperature profile of the utility model;
Fig. 2 is flushing cinder steam exhaust temperature curve;
Fig. 3 is sintered ring cold-hot wind temperature profile;
Fig. 4 is sintering flue gas temperature profile;
Fig. 5 is the system structure diagram of the utility model;
In figure:1-the first heat exchange station, the second heat exchange station of 2-, 3- third heat exchange station, the 4th heat exchange station of 4-, 5- the 5th exchange heat
It stands, the 6th heat exchange station of 6-, 7- heating system and/or refrigeration system, 8- central heating user, the second recovery channel of 9-, 10- third
Heat removal pipeline, the first heat removal pipeline of 101-, the second heat removal pipeline of 102-, the first recovery channel of 103-.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and detailed description, so as to this field
Technical staff knows more about the utility model, but does not limit the utility model with this.
Embodiment 1
The heat source for the first heat exchange station 1 stated below is corresponding for 1# blast furnace slag quenching water (the first blast furnace slag quenching water);(see attached drawing
5)
The heat source of second heat exchange station 2 is the steam exhaust of 1# blast furnace slag flushing (the first blast furnace slag flushing steam exhaust);
The heat source of third heat exchange station 3 is the second blast furnace slag quenching water of 2# (the second blast furnace slag quenching water);
The heat source of 4th heat exchange station 4 is the steam exhaust of the second blast furnace slag flushing of 2# (the second blast furnace slag flushing steam exhaust);
The heat source of 5th heat exchange station 5 is sintered ring cold-hot wind;
The heat source of 6th heat exchange station 6 is sintering flue gas;
It is blast furnace slag quenching water, blast furnace slag flushing steam exhaust, sintered ring cold-hot wind used by the utility model shown in attached drawing 1-4
With the temperature profile of sintering flue gas, pass through its temperature of in attached drawing 1-4 as can be seen that the utility model waste heat source to be utilized
It spends higher;
The heat source of first heat exchange station 1 is the first blast furnace slag quenching water;The heat source of second heat exchange station 2 is that the first blast furnace slag flushing is weary
Vapour, the heat source of third heat exchange station 3 are the second blast furnace slag quenching water, and the heat source of the 4th heat exchange station 4 is the second blast furnace slag flushing steam exhaust;5th
The heat source of heat exchange station 5 is sintered ring cold-hot wind, and the heat source of the 6th heat exchange station 6 is sintering flue gas.
Blast furnace slag quenching water (waste heat) and sintering flue gas waste heat comprehensive utilization system are solved by following technical solutions
Above technical problem:
Blast furnace slag flushing waste heat and sintering flue gas waste heat comprehensive utilization system, the system include:
First heat exchange station 1, the second heat exchange station 2, third heat exchange station 3, the 4th heat exchange station 4, the heat exchange of the 5th heat exchange station the 5, the 6th
Stand 6;
First heat exchange station 1 is connected with the first heat removal pipeline 101, the second heat removal pipeline 102, the first recovery channel 103;
First heat removal pipeline 101 leads to the second heat exchange station 2;
Second heat removal pipeline 102 is connected with third heat exchange station 3;There is bypass line point on the second heat removal pipeline 102 simultaneously
It is not connected with the second heat exchange station 2, the 4th heat exchange station 4, the 5th heat exchange station 5, the 6th heat exchange station 6;And second on heat removal pipeline 102
It is connected there are also a bypass line with central heating user 8;
There is the first recovery channel 103 between first heat exchange station 1 and third heat exchange station 3;There is branch on first recovery channel 103
Pipeline is connected with the 4th heat exchange station 4;It is connected there are also a bypass line with central heating user 8 on first recovery channel 103
It connects;
6th heat exchange station 6 is connected by third heat removal pipeline 10 with refrigeration system 7, and there are also one on third heat removal pipeline 10
Article bypass line is connected with the 5th heat exchange station 5, and refrigeration system 7 is connected with industrial production workshop;
It is connected between third heat exchange station 3 and refrigeration system 7 by the second recovery channel 9.
Refrigeration system 7 is hot water lithium bromide unit.
The heat source of first heat exchange station 1 is the first blast furnace slag quenching water;The heat source of second heat exchange station 2 is that the first blast furnace slag flushing is weary
Vapour, the heat source of third heat exchange station 3 are the second blast furnace slag quenching water, and the heat source of the 4th heat exchange station 4 is the second blast furnace slag flushing steam exhaust;5th
The heat source of heat exchange station 5 is sintered ring cold-hot wind, and the heat source of the 6th heat exchange station 6 is sintering flue gas.
First heat removal pipeline 101, the second heat removal pipeline 102, third heat removal pipeline 10, the first recovery channel 103, second times
There is valve on closed tube road 9, all bypass lines.
Embodiment 2
A kind of blast furnace slag flushing waste heat and sintering flue gas residual heat integrative utilize method, include the following steps:
(1) the first blast furnace slag flushing steam exhaust from the first blast furnace slag quenching water of the first heat exchange station 1 and the second heat exchange station 2 passes through
Series connection temperature raising is crossed, stepped heating is delivered to refrigeration system 7 (being also possible to heating system) by the second heat removal pipeline 102, then send
To workshop or user;
(2) it connects from the sintering flue gas stepped heating of the sintered ring cold-hot wind of the 5th heat exchange station 5 and the 6th heat exchange station 6
After temperature raising, refrigeration system 7 is delivered to by third heat removal pipeline;
(3) the first heat exchange station 1, the second heat exchange station 2, third heat exchange station 3, the heat exchange of the 4th heat exchange station the 4, the 5th are respectively from
It stands the first blast furnace slag quenching water, the first blast furnace slag flushing steam exhaust, the second blast furnace slag quenching water, the second blast furnace slag flushing of the 5, the 6th heat exchange station 6
Steam exhaust, sintered ring cold-hot wind, sintering flue gas are delivered to central heating system 8 and/or refrigeration system by the first heat removal pipeline 101
7 and/or heating system.
In the utility model, specific application and implementation data are as follows:
The waste heat of the utility model is applied in community's heating of north city, it is specific as follows:
The heating of table 1 winter South community
2 winter refrigeration of table and North heating
3 spring and autumn three quarters of table refrigeration
4 washing slag water Design of Heat Exchange Station parameter of table
5 flushing cinder steam exhaust design parameter of table
6 ring cold-hot wind heat exchange station technical data of table
7 sintering flue gas station technical data of table
The low-quality waste heat money of flue gas etc. before blast furnace slag quenching water, flushing cinder steam exhaust, sintered ring cold four sections of hot winds, sintering desulfurations
Source realizes the recycling to low-quality waste heat by advanced reclaimer, gives full play to weight industrial combination industrial character, realizes cold
Hot coproduction is freezed for winter central heating and non-heating season, is primary courageously effectively the tasting of low-quality residual heat integrative recycling
Examination.The recycling project totality utility model design of the utility model waste heat is countercurrently to change by overall planning according to energy quality
Heat, step temperature raising.The exhaust heat of slag flushing water that grade is low, heat is big is recycled first, then carries out series connection temperature raising with the higher flue gas of grade,
85 ° or more of heat medium water is generated to be used for for warm industrial refrigeration.In the utility model, builds together and set 2 washing slag water heat exchange stations, 2
Flushing cinder steam exhaust heat exchange station, 1 seat ring cold-hot wind heat exchange station, 1 sintering flue gas heat exchange station, amount to 6 heat exchange stations, wherein single seat blast furnace
Washing slag water heat exchange station heating agent water flow 1212.9m3/ h, recycles heat 14.5MW by 10.2 DEG C of temperature raising, and two blast furnace slag quenching waters return altogether
Receive heat 29MW;Single seat flushing cinder steam exhaust heat exchange station heating agent water flow 287.1m3/ h, 20 DEG C of temperature raising, recycle heat 6.7MW, two
Heat 13.4MW is recycled in blast furnace slag flushing steam exhaust altogether;Sintered ring cold-hot wind heat exchange station heating agent water flow 1500m3/ h, 5.4 DEG C of temperature raising,
Recycle heat 9.5MW;Sintering flue gas heat exchange station heating agent water flow 1500m3/ h, recycles heat 18.5MW by 10.6 DEG C of temperature raising.It is comprehensive
On, project builds up the heat medium water 3000m that rear recovered temperature is greater than 85 DEG C3/ h amounts to recycling heat 70.4MW.
Low-quality waste heat is recycled for cities and towns for warm industrial refrigeration, heat cost can be reduced, greatly improves energy benefit
With efficiency, coal consumption and pollutant emission are reduced.By carrying out supply-demand mode analysis to residual heat resources and thermic load, using special
The advanced technologies such as industry filter, high-performance heat exchanger are tried to explore to carry out non-heating period heat recovery, realize UTILIZATION OF VESIDUAL HEAT IN money
Source maximizes.
The popularization and implementation of low-quality heat recovery technology can push low temperature exhaust heat recovery technology to a certain extent
Research and development and investment further improve low temperature exhaust heat recovery system, the advanced recovery gear of exploitation, improve process flow, try to explore
Low temperature heat mode develops low temperature heat approach.
Claims (4)
1. blast furnace slag flushing waste heat and sintering flue gas waste heat comprehensive utilization system, which is characterized in that the system includes:
First heat exchange station(1), the second heat exchange station(2), third heat exchange station(3), the 4th heat exchange station(4), the 5th heat exchange station(5),
Six heat exchange stations(6);
First heat exchange station(1)It is connected with the first heat removal pipeline(101), the second heat removal pipeline(102), the first recovery channel(103);
First heat removal pipeline(101)Lead to the second heat exchange station(2);
Second heat removal pipeline(102)With third heat exchange station(3)It is connected;Second heat removal pipeline simultaneously(102)On have bypass line
Respectively with the second heat exchange station(2), the 4th heat exchange station(4), the 5th heat exchange station(5), the 6th heat exchange station(6)It is connected;And second row
Heat pipeline(102)It is upper that there are also a bypass line and central heating users(8)It is connected;
First heat exchange station(1)With third heat exchange station(3)Between have the first recovery channel(103);First recovery channel(103)On have
Bypass line and the 4th heat exchange station(4)It is connected;First recovery channel(103)It is upper that there are also a bypass lines and central heating to use
Family(8)It is connected;
6th heat exchange station(6)Pass through third heat removal pipeline(10)With refrigeration system and/or heating system(7)It is connected, third row
Heat pipeline(10)It is upper that there are also one article of bypass line and the 5th heat exchange stations(5)It is connected, refrigeration system and/or heating system(7)With
Industrial production workshop is connected;
Third heat exchange station(3)With heating system and/refrigeration system(7)Between pass through the second recovery channel(9)It is connected.
2. a kind of blast furnace slag flushing waste heat as described in claim 1 and sintering flue gas waste heat comprehensive utilization system, which is characterized in that
Refrigeration system is hot water lithium bromide unit.
3. a kind of blast furnace slag flushing waste heat as described in claim 1 and sintering flue gas waste heat comprehensive utilization system, which is characterized in that
First heat exchange station(1)Heat source be the first blast furnace slag quenching water;Second heat exchange station(2)Heat source be the first blast furnace slag flushing steam exhaust, the
Three heat exchange stations(3)Heat source be the second blast furnace slag quenching water, the 4th heat exchange station(4)Heat source be the second blast furnace slag flushing steam exhaust;5th
Heat exchange station(5)Heat source be sintered ring cold-hot wind, the 6th heat exchange station(6)Heat source be sintering flue gas.
4. a kind of blast furnace slag flushing waste heat as described in claim 1 and sintering flue gas waste heat comprehensive utilization system, which is characterized in that
First heat removal pipeline(101), the second heat removal pipeline(102), third heat removal pipeline(10), the first recovery channel(103), second time
Closed tube road(9)And there is valve in all bypass lines.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820275368.2U CN208139857U (en) | 2018-02-27 | 2018-02-27 | Blast furnace slag flushing waste heat and sintering flue gas waste heat comprehensive utilization system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820275368.2U CN208139857U (en) | 2018-02-27 | 2018-02-27 | Blast furnace slag flushing waste heat and sintering flue gas waste heat comprehensive utilization system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208139857U true CN208139857U (en) | 2018-11-23 |
Family
ID=64286290
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201820275368.2U Expired - Fee Related CN208139857U (en) | 2018-02-27 | 2018-02-27 | Blast furnace slag flushing waste heat and sintering flue gas waste heat comprehensive utilization system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208139857U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108253808A (en) * | 2018-02-26 | 2018-07-06 | 西王金属科技有限公司 | Blast furnace slag flushing waste heat and sintering flue gas waste heat comprehensive utilization system and method |
-
2018
- 2018-02-27 CN CN201820275368.2U patent/CN208139857U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108253808A (en) * | 2018-02-26 | 2018-07-06 | 西王金属科技有限公司 | Blast furnace slag flushing waste heat and sintering flue gas waste heat comprehensive utilization system and method |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN202532587U (en) | System for recycling condensation heat from power plant for building heating by using heat pump | |
CN106642278A (en) | Heat pump and high back pressure combined heat supply system | |
CN206055742U (en) | A kind of flat peak heating system based on heating system with multi-eat sources | |
CN103758660A (en) | Generator gas engine energy comprehensive utilization method | |
CN106247371A (en) | A kind of coal steam-electric plant smoke comprehensive waste-heat utilizing device | |
CN105509492A (en) | System and method for recovering waste heat and CO2 of alumina rotary kiln flue gas | |
CN108253808A (en) | Blast furnace slag flushing waste heat and sintering flue gas waste heat comprehensive utilization system and method | |
CN208139857U (en) | Blast furnace slag flushing waste heat and sintering flue gas waste heat comprehensive utilization system | |
CN215893282U (en) | Steel industry waste heat resource cold and hot electricity trigeminy supplies advanced utilization system | |
CN202378765U (en) | Mobile heat accumulation vehicle capable of supplying steam and hot water | |
CN204625665U (en) | Blast furnace slag quenching water waste heat recycling heating installation | |
CN104329760B (en) | The underground heat utilization system and method for mine drainage | |
CN103017569A (en) | Flue gas heating device | |
CN206177055U (en) | Electric stove high temperature smoke and dust utilizes and dust collector | |
CN203375429U (en) | Condensation-type flue gas energy-saving system | |
CN104896798A (en) | Low-grade and heat-grading recycling heat pump hoisting system and waste heat grading recycling method thereof | |
CN204630404U (en) | A kind of device utilizing sintering low temperature waste heat to cool circulation water of blast furnace | |
CN207552362U (en) | Coal gas of converter thermal energy full-dry method purifying retracting device | |
CN102538496B (en) | Zero-emission comprehensive utilizing technology for continuous-casting secondary-cooling vapor and converter vaporizing vapor | |
CN206113399U (en) | Low temperature waste heat recovery refrigerating system | |
CN204358990U (en) | A kind of gas fired-boiler smoke heat energy recycling system | |
CN201867081U (en) | Waste heat utilization system for low-temperature smoke of heating furnace | |
CN105318735B (en) | A kind of utilization sintering low temperature waste heat cools down the device of circulation water of blast furnace | |
CN204454888U (en) | A kind of sleeve kiln that can reclaim cooling air heat energy | |
CN203116487U (en) | Waste-heat utilization drying kiln |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181123 |