CN207095319U - A kind of metallurgical waste heat utilization system - Google Patents
A kind of metallurgical waste heat utilization system Download PDFInfo
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- CN207095319U CN207095319U CN201721021017.0U CN201721021017U CN207095319U CN 207095319 U CN207095319 U CN 207095319U CN 201721021017 U CN201721021017 U CN 201721021017U CN 207095319 U CN207095319 U CN 207095319U
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- efferent duct
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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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Abstract
The utility model provides a kind of metallurgical waste heat utilization system, including the double pressure boilers of gas fired-boiler, waste heat, storage heater, steam superheater, giving young employees remedial-courses in general knowledge and vocational skills vapour formula Turbo-generator Set；Gas fired-boiler is connected by middle pressure steam efferent duct with generating set main inlet throttle-stop valve；The high steam efferent duct of the double pressure boilers of waste heat is connected with generating set high pressure gas supplementing opening；Storage heater is connected with steam superheater；The low-pressure steam efferent duct of the double pressure boilers of waste heat is in parallel with superheater escape pipe to be oriented to generating set low pressure gas supplementing opening.The beneficial effect of the utility model embodiment is：Pipe-line system is rationally set, realize a steam-turbine unit and take into account gas recovery waste heat, sintering waste heat, the function of making steel waste heat, on the premise of efficiency is suitable, sintering waste heat filling formula Turbo-generator Set can be achieved with a small amount of investment, make steel the function of saturated vapor Turbo-generator Set, and construction and operation cost can be saved.
Description
Technical field
The utility model relates to exhaust gas utilization technical field, and in particular to a kind of metallurgical waste heat utilization system.
Background technology
It is full to produce substantial amounts of blast furnace gas, coal gas of converter, sintering waste heat, steel-making while ironmaking, steel-making for smelter
With the low-grade energy such as steam.Blast furnace gas, coal gas of converter can be used as boiler oil, produce steam more than medium temperature and medium pressure and are used for
Generate electricity, because any of the above steam parameter differs greatly, partial metallurgical enterprise has built coal gas Turbo-generator Set respectively, saturation is steamed
Vapour Turbo-generator Set, sintering waste heat filling formula Turbo-generator Set, for recycling the above-mentioned energy.But three of the above unit
Construction investment is big respectively, and saturated vapor Turbo-generator Set, sintering waste heat filling formula Turbo-generator Set return rate are low, run into
This height, therefore many smelters only single recovery blast furnace gas and coal gas of converter sintering waste heat, the selection of steel-making saturated vapor are directly
Connect and diffuse, cause mass energy to lose.
Utility model content
A kind of the problem of the utility model is for the discharge of smelter waste heat, energy waste, there is provided metallurgical waste heat synthesis profit
Use system.
In order to solve the above technical problems, the technical scheme that the utility model provides use is：
A kind of metallurgical waste heat utilization system, including the double pressure boiler of gas fired-boiler, waste heat, storage heater, steam superheater,
Giving young employees remedial-courses in general knowledge and vocational skills vapour formula Turbo-generator Set；Gas fired-boiler is connected by middle pressure steam efferent duct with generating set main inlet throttle-stop valve；The double pressures of waste heat
The high steam efferent duct of boiler is connected with generating set high pressure gas supplementing opening；Storage heater is connected with steam superheater；Waste heat
The low-pressure steam efferent duct of double pressure boilers is in parallel with superheater escape pipe to be oriented to generating set low pressure gas supplementing opening.
Preferably, it is respectively arranged with flow on high steam efferent duct, middle pressure steam efferent duct and low-pressure steam efferent duct
Regulating valve.
Preferably, it is respectively arranged with high steam efferent duct, middle pressure steam efferent duct and low-pressure steam efferent duct electronic
Isolating valve and aeration valve.
The beneficial effect of the utility model embodiment is：Pipe-line system is rationally set, realizes a steam turbine machine
Group takes into account gas recovery waste heat, sintering waste heat, the function of making steel waste heat, on the premise of efficiency is suitable, with a small amount of investment
Realize sintering waste heat filling formula Turbo-generator Set, make steel saturated vapor Turbo-generator Set function, and can save construction with
Operation cost.
Brief description of the drawings
Fig. 1 show the structural representation of the metallurgical waste heat utilization system of the utility model embodiment 1.
Label declaration：
1- metallurgical waste heat utilization systems；2- gas fired-boilers；The double pressure boilers of 8- waste heats；16- storage heaters；15- steam
Superheater；3- giving young employees remedial-courses in general knowledge and vocational skills vapour formula Turbo-generator Sets；7- middle pressure steam efferent ducts；32- generating set main inlet throttle-stop valves；82- high pressures
Steam outlet；81- low-pressure steam delivery outlets；31- group of motors low pressure gas supplementing openings；33- generating set high pressure gas supplementing openings；4- is low
Press steam output pipe；5- high steam efferent ducts；51- isolating valves one；52- aeration valves one；53- flow control valves one；41- isolates
Valve three；42- aeration valves three；43- flow control valves three；71- isolating valves two；72- aeration valves two；73- flow control valves two.
Embodiment
For detailed description technology contents of the present utility model, the objects and the effects, below in conjunction with embodiment and match somebody with somebody
Accompanying drawing is closed to be explained.
Please refer to shown in Fig. 1, a kind of metallurgical waste heat utilization system 1, including the double pressure pots of gas fired-boiler 2, waste heat
Stove 8, storage heater 16, steam superheater 15, giving young employees remedial-courses in general knowledge and vocational skills vapour formula Turbo-generator Set 3；Gas fired-boiler 2 passes through middle pressure steam efferent duct 7
It is connected with generating set main inlet throttle-stop valve 32；The high steam delivery outlet 82 of the double pressure boilers 8 of waste heat passes through high steam efferent duct 5 and hair
Group of motors high pressure gas supplementing opening 33 is connected；Low-pressure steam efferent duct 4 connects storage heater 16 by steam superheater 15, afterwards with it is remaining
The low-pressure steam efferent duct 4 that the low-pressure steam delivery outlet 81 of hot double pressure boilers 8 exports is in parallel, connects afterwards to generating set low pressure
Gas supplementing opening 31.
Operation principle：The tradition recovery three of the above energy, need to build three power plant buildings respectively, purchase three steam turbines pair
Filling formula Turbo-generator Set, and after using said system, it need to only purchase and build a steamer giving young employees remedial-courses in general knowledge and vocational skills vapour formula Turbo-generator Set；
By gas fired-boiler 2, the double pressure boilers 8 of waste heat, storage heater 16, steam superheater 15, giving young employees remedial-courses in general knowledge and vocational skills vapour formula Turbo-generator Set 3, to refining
Steel saturated vapor carries out micro- overheat, allows itself and sintering waste heat low-pressure steam match parameters, simplifies vapour system, carries simultaneously
Vapor (steam) temperature is risen, reduces steam zone water, improves the condition of work of steam turbine；Steamed according to steel-making saturated vapor, the double pressures of sintering
The parameter of vapour, on the basis of the single filling steam turbine of tradition, filling mouth all the way is set up in punching, realizes giving young employees remedial-courses in general knowledge and vocational skills vapour function, can be same
When receive the steam of two kinds of parameters to be done work；Filling valve is respectively configured in filling pipeline, and steam parameter is adjusted, to adapt to
Each variable working condition condition.
Further, flow control valve 1 is provided with high steam efferent duct 5, is set on middle pressure steam efferent duct 7
There is flow control valve 2 73, flow control valve 3 43 is provided with low-pressure steam efferent duct 4.Conveniently to giving young employees remedial-courses in general knowledge and vocational skills vapour formula turbine generator
The charge flow rate of three gas supplementing openings of unit 3 is controlled, and each ratio steam addition of adjustment collocation improves the efficiency of steam.
Further, high steam efferent duct 5 is provided with motor-operated isolation valve 1 and aeration valve 1, middle pressure steam output
Pipe 7 is provided with motor-operated isolation valve 2 71 and aeration valve 2 72, and low-pressure steam efferent duct 4 is provided with motor-operated isolation valve 3 41 and tonifying Qi
Valve 3 42.Isolating valve is mainly used in jerk and closed for case of emergency, and aeration valve is used for the normally-open closing of pipeline, guarantee system
System stable operation.
The beneficial effect of the utility model embodiment is：Pipe-line system is rationally set, realizes a steam turbine machine
Group takes into account gas recovery waste heat, sintering waste heat, the function of making steel waste heat, on the premise of efficiency is suitable, with a small amount of investment
Realize sintering waste heat filling formula Turbo-generator Set, make steel saturated vapor Turbo-generator Set function, and can save construction with
Operation cost.
Embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, it is every
The equivalents made using the utility model specification and accompanying drawing content, or directly or indirectly it is used in the technology neck of correlation
Domain, similarly it is included in scope of patent protection of the present utility model.
Claims (3)
1. a kind of metallurgical waste heat utilization system, including it is the double pressure boilers of gas fired-boiler, waste heat, storage heater, steam superheater, double
Filling formula Turbo-generator Set；The gas fired-boiler is connected by middle pressure steam efferent duct with the generating set main inlet throttle-stop valve；Its
It is characterised by：The high steam efferent duct of the double pressure boilers of the waste heat is connected with the generating set high pressure gas supplementing opening；It is described
Storage heater is connected with steam superheater；The low-pressure steam efferent duct and the superheater escape pipe of the double pressure boilers of the waste heat are simultaneously
Connection is oriented to generating set low pressure gas supplementing opening.
2. metallurgical waste heat utilization system according to claim 1, it is characterised in that：The high steam efferent duct,
Flow control valve is respectively arranged with middle pressure steam efferent duct and low-pressure steam efferent duct.
3. metallurgical waste heat utilization system according to claim 2, it is characterised in that：The high steam efferent duct,
Motor-operated isolation valve and aeration valve are respectively arranged with middle pressure steam efferent duct and low-pressure steam efferent duct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721021017.0U CN207095319U (en) | 2017-08-15 | 2017-08-15 | A kind of metallurgical waste heat utilization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721021017.0U CN207095319U (en) | 2017-08-15 | 2017-08-15 | A kind of metallurgical waste heat utilization system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207095319U true CN207095319U (en) | 2018-03-13 |
Family
ID=61541347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721021017.0U Active CN207095319U (en) | 2017-08-15 | 2017-08-15 | A kind of metallurgical waste heat utilization system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207095319U (en) |
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2017
- 2017-08-15 CN CN201721021017.0U patent/CN207095319U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 350000 17, 08, 09 units of Shenglong Huijin center, south of Ao Feng Road, Taijiang District, Fuzhou, Fujian. Patentee after: China Ryukyu Technology Co.,Ltd. Address before: 350000 17, 08, 09 units of Shenglong Huijin center, south of Ao Feng Road, Taijiang District, Fuzhou, Fujian. Patentee before: FUJIAN GAS HOLDER EQUIPMENT INSTALLATION Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 350010 1701, 17 / F, R & D building 1-3, Fuzhou Tsinghua Ziguang Science Park Strait science and technology R & D zone, No. 30, Wulong Jiangnan Avenue, Shangjie Town, Minhou County, Fuzhou City, Fujian Province Patentee after: China Ryukyu Technology Co.,Ltd. Address before: 350000 17, 08, 09 units of Shenglong Huijin center, south of Ao Feng Road, Taijiang District, Fuzhou, Fujian. Patentee before: China Ryukyu Technology Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |