CN114508947A - Waste heat power generation system matched with submerged arc furnace - Google Patents
Waste heat power generation system matched with submerged arc furnace Download PDFInfo
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- CN114508947A CN114508947A CN202210125898.XA CN202210125898A CN114508947A CN 114508947 A CN114508947 A CN 114508947A CN 202210125898 A CN202210125898 A CN 202210125898A CN 114508947 A CN114508947 A CN 114508947A
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- power generation
- waste heat
- arc furnace
- submerged arc
- heat
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- 239000002918 waste heat Substances 0.000 title claims abstract description 66
- 238000010248 power generation Methods 0.000 title claims abstract description 65
- 238000002485 combustion reaction Methods 0.000 claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims description 124
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 30
- 239000003546 flue gas Substances 0.000 claims description 30
- 238000005338 heat storage Methods 0.000 claims description 28
- 239000010865 sewage Substances 0.000 claims description 22
- 238000012545 processing Methods 0.000 claims description 16
- 239000007789 gas Substances 0.000 claims description 14
- 239000002912 waste gas Substances 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 238000010521 absorption reaction Methods 0.000 claims description 10
- 238000001694 spray drying Methods 0.000 claims description 10
- 230000001276 controlling effect Effects 0.000 claims description 9
- 238000001035 drying Methods 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 238000003723 Smelting Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000009413 insulation Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000005997 Calcium carbide Substances 0.000 description 1
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- 229910000604 Ferrochrome Inorganic materials 0.000 description 1
- 229910000616 Ferromanganese Inorganic materials 0.000 description 1
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 1
- 229910001145 Ferrotungsten Inorganic materials 0.000 description 1
- 229910000720 Silicomanganese Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013064 chemical raw material Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- DALUDRGQOYMVLD-UHFFFAOYSA-N iron manganese Chemical compound [Mn].[Fe] DALUDRGQOYMVLD-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000004936 stimulating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- CLZWAWBPWVRRGI-UHFFFAOYSA-N tert-butyl 2-[2-[2-[2-[bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]-5-bromophenoxy]ethoxy]-4-methyl-n-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]anilino]acetate Chemical compound CC1=CC=C(N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)C(OCCOC=2C(=CC=C(Br)C=2)N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)=C1 CLZWAWBPWVRRGI-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/10—Adaptations for driving, or combinations with, electric generators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K11/00—Plants characterised by the engines being structurally combined with boilers or condensers
- F01K11/02—Plants characterised by the engines being structurally combined with boilers or condensers the engines being turbines
-
- 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
- F27D17/008—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases cleaning gases
-
- 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 invention relates to the technical field of waste heat power generation matched with a submerged arc furnace, and discloses a waste heat power generation system matched with the submerged arc furnace; the submerged arc furnace combustion system is used for providing heat for the whole system and pushing the steam turbine power generation system to work, and the steam turbine power generation system is used for recovering the heat of the whole equipment to generate power.
Description
Technical Field
The invention belongs to the technical field of waste heat power generation matched with a submerged arc furnace, and particularly relates to a waste heat power generation system matched with the submerged arc furnace.
Background
The ore-smelting furnace is also called electric arc furnace or resistance electric furnace, and is mainly used for reducing and smelting raw materials of ore, carbonaceous reducing agent and solvent, etc. The method is mainly used for producing ferrosilicon, ferromanganese, ferrochromium, ferrotungsten, silicomanganese and other ferroalloys, and is an important industrial raw material in the metallurgical industry and a chemical raw material such as calcium carbide and the like.
The ore-smelting furnace needs to consume a large amount of electric power when reducing and smelting ores, the requirement on economic cost is high, the ore-smelting furnace can emit a large amount of heat energy when working, the traditional ore-smelting furnace can not recover the emitted heat, a large amount of recoverable energy can be wasted, and economic loss is caused; therefore, improvements are now needed in view of the current situation.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the waste heat power generation system matched with the submerged arc furnace, which effectively solves the problems that a large amount of electric power needs to be consumed when the submerged arc furnace is used for reducing and smelting ores, the economic cost requirement is high, the submerged arc furnace can emit a large amount of heat energy during working, the emitted heat cannot be recovered by the traditional submerged arc furnace, a large amount of recoverable energy can be wasted, and economic loss is caused.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a supporting waste heat power generation system of hot stove in ore deposit, accepts storage system, the hot stove combustion system in ore deposit, steam turbine power generation system, sewage treatment system and flue gas processing system to constitute including waste heat power generation system, waste heat storage system, ore, the ore is accepted storage system and is linked to each other with hot stove combustion system in ore deposit, flue gas processing system electrical property in proper order, steam turbine power generation system, sewage treatment system and the hot stove combustion system electric connection in ore deposit, waste heat storage system and the hot stove combustion system electric connection in ore deposit.
Preferably, the ore is accepted and is stored mechanism, ore burning mechanism, flue gas processing mechanism, steam turbine power generation mechanism, sewage treatment mechanism and waste heat storage mechanism and constitute, the ore is accepted and is stored the mechanism and set up on the right side of ore burning mechanism, flue gas processing mechanism sets up the left side at the hot stove burning mechanism in ore deposit, steam turbine power generation mechanism sets up the top at the hot stove burning mechanism in ore deposit, sewage treatment mechanism sets up the top at steam turbine power generation mechanism, waste heat storage mechanism sets up the right side at steam turbine power generation mechanism, waste heat storage mechanism includes over heater, high temperature heat pipe, governing valve, high temperature oil storage tank, low temperature oil storage tank and heat circulating pump, waste heat storage system shifts the heat that over heater and economizer absorb to high temperature oil storage tank and low temperature oil storage tank through the governing valve through controlling high temperature heat pipe, a heat circulation loop is formed by the high-temperature oil storage tank, the low-temperature oil storage tank, the regulating valve and the high-temperature heat conduction pipe.
Preferably, the submerged arc furnace combustion mechanism comprises a submerged arc furnace and an exhaust gas pipe, and the exhaust gas pipe is arranged at the top of the submerged arc furnace.
Preferably, steam turbine power generation mechanism sets up the lateral wall at the hot stove burning mechanism in ore deposit, steam turbine power generation mechanism includes exhaust-heat boiler, heat insulating mattress, turbo generator, electric wire and accumulator case, exhaust-heat boiler sets up the lateral wall at the exhaust pipe, the heat insulating mattress sets up the lateral wall at the exhaust pipe, turbo generator sets up the top at the heat insulating mattress, the electric wire sets up the lateral wall at turbo generator, turbo generator's one end setting at the lateral wall of accumulator case is kept away from to the electric wire, turbo generator and accumulator case each other are electric connection.
Preferably, sewage treatment mechanism sets up the top at steam turbine power generation mechanism, sewage treatment mechanism includes condenser and back flow, the condenser sets up the top at exhaust-heat boiler, the back flow sets up the lateral wall at the condenser, the delivery port setting of back flow is at turbo generator's lateral wall.
Preferably, flue gas processing mechanism sets up the lateral wall at hot stove burning mechanism in ore deposit, flue gas processing mechanism includes spray drying absorption tower, sack cleaner, tail gas filter, draught fan and chimney, the spray drying absorption tower sets up the lateral wall at the exhaust pipe, spray drying absorption tower, sack cleaner, tail gas filter, draught fan and chimney link to each other in proper order.
Preferably, the ore is accepted and is stored the lateral wall that the mechanism set up at the hot stove combustion system in ore deposit, the ore is accepted and is stored the system and include feed opening and dry area, the dry area sets up the lateral wall at the feed opening, the one end setting that the feed opening was kept away from to the dry area is at the hot stove in ore deposit lateral wall.
Preferably, the waste heat is stored the lateral wall that the mechanism set up and accept storage mechanism and steam turbine power generation mechanism at hot stove burning mechanism, ore in the ore deposit, waste heat is stored the mechanism and is included superheater, high temperature heat pipe, governing valve, high temperature oil storage tank, low temperature oil storage tank, heat circulating pump and economizer, the superheater sets up the lateral wall at exhaust-heat boiler, the economizer sets up the lateral wall at the superheater, the exhaust pipe sets up the lateral wall at the economizer, the high temperature heat pipe evenly sets up the lateral wall at superheater and economizer, governing valve, high temperature oil storage tank, low temperature oil storage tank, heat circulating pump and high temperature heat pipe are electric connection each other, the one end that the superheater was kept away from to the high temperature heat pipe sets up the lateral wall at the drying belt.
Compared with the prior art, the invention has the beneficial effects that: 1. according to the invention, the waste heat boiler is heated by heat generated by the submerged arc furnace during working, and power is generated by the waste heat boiler, so that the efficient operation rate is high, the operation cost is low, and no auxiliary fuel is consumed for power generation;
2. according to the invention, the tail gas filter is added in the flue gas treatment system, so that the secondary pollution of the flue gas can be effectively eliminated, and the discharged flue gas, sewage, noise and waste gas can reach the national standard requirements;
3. the invention generates electricity through the steam turbine generator, thereby reducing the electricity use cost of the submerged arc furnace, having lower use cost and being capable of stimulating investors to quickly invest, thereby improving the industrial capacity of cities.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic structural diagram of a waste heat power generation system matched with a submerged arc furnace
FIG. 2 is a structural cross-sectional view of a waste heat power generation system matched with the submerged arc furnace;
FIG. 3 is a schematic structural diagram of a waste heat storage mechanism of a waste heat power generation system matched with a submerged arc furnace.
In the figure: 1. a submerged arc furnace; 11. an exhaust gas pipe; 12. a waste heat boiler; 13. a heat insulating pad; 14. a steam turbine generator; 141. an electric wire; 142. an accumulator case; 15. a condenser; 151. a return pipe; 16. spray drying the absorption tower; 17. a bag-type dust collector; 18. an exhaust gas filter; 19. an induced draft fan; 191. a chimney; 2. a feeding port; 21. a drying belt; 22. a superheater; 221. a high temperature heat conducting pipe; 222. adjusting a valve; 223. a high temperature oil storage tank; 224. a low temperature oil storage tank; 225. a heat circulation pump; 23. an economizer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-3, the present invention provides a technical solution: the utility model provides a supporting waste heat power generation system of hot stove in ore deposit, including the waste heat power generation system, the waste heat storage system, the ore is accepted and is stored the system, hot stove combustion system in ore deposit, steam turbine power generation system, sewage treatment system and flue gas processing system constitute, the ore is accepted and is stored system and hot stove combustion system in ore deposit, flue gas processing system electrical connection in proper order, steam turbine power generation system, sewage treatment system and hot stove combustion system electrical connection in ore deposit, waste heat storage system and hot stove combustion system electrical connection in ore deposit, the ore is accepted and is stored the mechanism, the ore combustion mechanism, flue gas processing mechanism, steam turbine power generation mechanism, sewage treatment mechanism and waste heat storage mechanism constitute, the ore is accepted and is stored the right side that the mechanism set up at the ore combustion mechanism, flue gas processing mechanism sets up the left side at hot stove combustion mechanism in ore deposit, steam turbine power generation mechanism sets up the top at hot stove combustion mechanism in ore deposit, the sewage treatment mechanism is arranged at the top of the steam turbine power generation mechanism, the waste heat storage mechanism is arranged at the right side of the steam turbine power generation mechanism, the waste heat storage mechanism comprises a superheater 22, a high-temperature heat conduction pipe 221, a regulating valve 222, a high-temperature oil storage tank 223, a low-temperature oil storage tank 224 and a heat circulating pump 225, the waste heat storage system transfers heat absorbed by the superheater 22 and an economizer 23 to the high-temperature oil storage tank 223 and the low-temperature oil storage tank 224 through the regulating valve 222 by controlling the high-temperature heat conduction pipe 221, and a heat circulation loop is formed by the high-temperature oil storage tank 223, the low-temperature oil storage tank 224, the regulating valve 222 and the high-temperature heat conduction pipe 221.
The ore receiving and storing system is used for controlling the ore receiving and storing mechanism, and materials are directly conveyed into the ore smelting furnace after being dried, so that the manual utilization rate is reduced, and the working efficiency can be improved.
The combustion system of the submerged arc furnace is used for controlling the combustion mechanism of the submerged arc furnace, dry materials are transported to the combustion mechanism of the submerged arc furnace through the ore receiving and storing mechanism, and the materials are refined through the submerged arc furnace.
The flue gas treatment system is used for controlling the flue gas treatment mechanism, when the submerged arc furnace combustion mechanism works, a large amount of harmful gas can be discharged, and the flue gas treatment mechanism can effectively eliminate secondary pollution of flue gas, so that the discharged flue gas, noise and waste gas can reach the national standard requirements.
The turbine power generation system is used for controlling the turbine power generation mechanism, and the heat of the turbine power generation mechanism is improved through the submerged arc furnace combustion mechanism, so that the turbine power generation mechanism is pushed to generate power.
The sewage treatment system is used for controlling the sewage treatment mechanism, the turbine power generation mechanism recycles sewage generated by the turbine power generation mechanism through the sewage treatment mechanism, the turbine power generation mechanism can be cooled through condensate water purified by the sewage treatment mechanism, and water sources in the turbine power generation mechanism can be supplemented.
The waste heat storage system is used for controlling the waste heat storage mechanism, the waste heat storage mechanism stores heat energy generated by the steam turbine power generation mechanism and the flue gas treatment mechanism, and the stored heat energy can be provided for the ore receiving and storing mechanism, so that the materials are dried.
The submerged arc furnace combustion mechanism comprises a submerged arc furnace 1 and a waste gas pipe 11, the waste gas pipe 11 is fixedly arranged at the top of the submerged arc furnace 1, the submerged arc furnace 1 transfers waste heat to other mechanisms through the waste gas pipe 11, a steam turbine power generation mechanism is fixedly arranged on the outer side wall of the submerged arc furnace combustion mechanism, the steam turbine power generation mechanism comprises a waste heat boiler 12, a heat insulation pad 13, a turbo generator 14, an electric wire 141 and a power storage box 142, the waste heat boiler 12 is fixedly arranged on the outer side wall of the waste gas pipe 11, water in the waste heat boiler 12 is heated through heat generated by the waste gas pipe 11, the heat insulation pad 13 is fixedly arranged on the outer side wall of the waste gas pipe 11, the turbo generator 14 is fixedly arranged at the top of the heat insulation pad 13, when the water in the waste heat boiler 12 is heated to become steam, the steam enters the steam turbine 14, blades are pushed to work to generate electric power, the turbo generator 14 is protected through the heat insulation pad 13 to prevent the turbo generator 14 from overheating during work, the electric wire 141 is fixedly arranged on the outer side wall of the turbonator 14, one end of the electric wire 141, which is far away from the turbonator 14, is fixedly arranged on the outer side wall of the storage box 142, electric power generated by the turbonator 14 is stored in the storage box 142 through the electric wire 141, the turbonator 14 and the storage box 142 are electrically connected with each other, the sewage treatment mechanism is fixedly arranged on the top of the steam turbine power generation mechanism and comprises a condenser 15 and a return pipe 151, the condenser 15 is fixedly arranged on the top of the waste heat boiler 12, the return pipe 151 is fixedly arranged on the outer side wall of the condenser 15, a water outlet of the return pipe 151 is fixedly arranged on the outer side wall of the turbonator 14, the turbonator 14 is cooled by condensate water generated by the condenser 15, the heated condensate water can be heated by the condensate water, the heated condensate water can reenter the waste heat boiler 12, and the turbonator 14 preheats the condensate water, the flue gas treatment mechanism is fixedly arranged on the outer side wall of the combustion mechanism of the submerged arc furnace, the flue gas treatment mechanism comprises a spray drying absorption tower 16, a bag-type dust remover 17, a tail gas filter 18, an induced draft fan 19 and a chimney 191, the spray drying absorption tower 16 is fixedly arranged on the outer side wall of the waste gas pipe 11, the spray drying absorption tower 16, the bag-type dust remover 17, the tail gas filter 18, the induced draft fan 19 and the chimney 191 are sequentially connected, secondary pollution of flue gas can be effectively eliminated through the flue gas treatment mechanism, the discharged flue gas, noise and waste gas can meet the national standard requirements, the ore receiving and storing mechanism is fixedly arranged on the outer side wall of the combustion system of the submerged arc furnace, the ore receiving and storing system comprises a feed opening 2 and a drying belt 21, the drying belt 21 is fixedly arranged on the outer side wall of the feed opening 2, one end, far away from the feed opening 2, of the drying belt 21 is fixedly arranged on the outer side wall of the submerged arc furnace 1, and materials can be dried through the drying belt 21, the waste heat storage mechanism is fixedly arranged on the outer side walls of the submerged arc furnace combustion mechanism, the ore receiving and storing mechanism and the steam turbine power generation mechanism, the waste heat storage mechanism comprises a superheater 22, a high-temperature heat conduction pipe 221, a regulating valve 222, a high-temperature oil storage tank 223, a low-temperature oil storage tank 224, a heat circulating pump 225 and an economizer 23, the superheater 22 is fixedly arranged on the outer side wall of the waste heat boiler 12, the economizer 23 is fixedly arranged on the outer side wall of the superheater 22, an exhaust pipe 11 is fixedly arranged on the outer side wall of the economizer 23, the high-temperature heat conduction pipe 221 is uniformly and fixedly arranged on the outer side walls of the superheater 22 and the economizer 23, the regulating valve 222, the high-temperature oil storage tank 223, the low-temperature oil storage tank 224, the heat circulating pump 225 and the high-temperature heat conduction pipe 221 are electrically connected with each other, one end of the high-temperature heat conduction pipe 221 far away from the superheater 22 is fixedly arranged on the outer side wall of the drying belt 21, and a heat circulating loop formed by the waste heat storage mechanism, the material may be dried by increasing the heat of the ore receiving and storing means through the high temperature heat pipe 221.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a supporting waste heat power generation system of hot stove in ore deposit which characterized in that: the submerged arc furnace power generation system comprises a waste heat power generation system, a waste heat storage system, an ore receiving and storing system, a submerged arc furnace combustion system, a steam turbine power generation system, a sewage treatment system and a flue gas treatment system, wherein the ore receiving and storing system is electrically connected with the submerged arc furnace combustion system and the flue gas treatment system in sequence, the steam turbine power generation system, the sewage treatment system and the submerged arc furnace combustion system are electrically connected, and the waste heat storage system is electrically connected with the submerged arc furnace combustion system.
2. The waste heat power generation system matched with the submerged arc furnace as claimed in claim 1, wherein: comprises an ore receiving and storing mechanism, an ore combustion mechanism, a flue gas processing mechanism, a steam turbine power generation mechanism, a sewage processing mechanism and a waste heat storage mechanism, wherein the ore receiving and storing mechanism is arranged on the right side of the ore combustion mechanism, the flue gas processing mechanism is arranged on the left side of the submerged arc furnace combustion mechanism, the steam turbine power generation mechanism is arranged on the top of the submerged arc furnace combustion mechanism, the sewage processing mechanism is arranged on the top of the steam turbine power generation mechanism, the waste heat storage mechanism is arranged on the right side of the steam turbine power generation mechanism, the waste heat storage mechanism comprises a superheater (22), a high-temperature heat pipe (221), a regulating valve (222), a high-temperature oil storage tank (223), a low-temperature oil storage tank (224) and a heat circulating pump (225), and the waste heat storage system transfers the heat absorbed by the superheater (22) and the economizer (23) to the high-temperature oil storage tank (223) and the low-temperature oil storage tank (224) through controlling the high-temperature heat pipe (221), a heat circulation circuit is formed by the high-temperature oil tank (223), the low-temperature oil tank (224), the regulating valve (222) and the high-temperature heat transfer pipe (221).
3. The waste heat power generation system matched with the submerged arc furnace as claimed in claim 2, wherein: the submerged arc furnace combustion mechanism comprises a submerged arc furnace (1) and an exhaust gas pipe (11), wherein the exhaust gas pipe (11) is arranged at the top of the submerged arc furnace (1).
4. The waste heat power generation system matched with the submerged arc furnace as claimed in claim 3, wherein: the utility model discloses a heat storage battery box, including waste heat boiler (12), heat insulating mattress (13), turbo generator (14), electric wire (141) and electric storage box (142), steam turbine power generation mechanism sets up the lateral wall at waste gas pipe (11), heat insulating mattress (13) set up the lateral wall at waste gas pipe (11), turbo generator (14) set up the top at heat insulating mattress (13), electric wire (141) set up the lateral wall at turbo generator (14), the one end setting that turbo generator (14) were kept away from to electric wire (141) is at the lateral wall of electric storage box (142), electric wire (141), turbo generator (14) and electric storage box (142) are electric connection each other.
5. The waste heat power generation system matched with the submerged arc furnace as claimed in claim 4, wherein: the sewage treatment mechanism is arranged at the top of the steam turbine power generation mechanism and comprises a condenser (15) and a return pipe (151), the condenser (15) is arranged at the top of the waste heat boiler (12), the return pipe (151) is arranged on the outer side wall of the condenser (15), and a water outlet of the return pipe (151) is arranged on the outer side wall of the steam turbine generator (14).
6. The waste heat power generation system matched with the submerged arc furnace as claimed in claim 2, wherein: flue gas processing mechanism sets up the lateral wall at hot stove burning mechanism in ore deposit, flue gas processing mechanism includes spray drying absorption tower (16), sack cleaner (17), tail gas filter (18), draught fan (19) and chimney (191), spray drying absorption tower (16) set up the lateral wall at exhaust pipe (11), spray drying absorption tower (16), sack cleaner (17), tail gas filter (18), draught fan (19) and chimney (191) link to each other in proper order.
7. The waste heat power generation system matched with the submerged arc furnace as claimed in claim 2, wherein: the ore is accepted and is stored the lateral wall that the mechanism set up at hot stove burning mechanism in ore deposit, the ore is accepted and is stored the mechanism and include feed opening (2) and dry area (21), dry area (21) set up the lateral wall at feed opening (2), the one end setting that feed opening (2) were kept away from in dry area (21) is at the lateral wall of hot stove in ore deposit (1).
8. The waste heat power generation system matched with the submerged arc furnace as claimed in claim 7, wherein: the waste heat storage mechanism is arranged on the outer side wall of the submerged arc furnace combustion mechanism, the ore receiving and storing mechanism and the steam turbine power generation mechanism, the waste heat storage mechanism comprises a superheater (22), a high-temperature heat conducting pipe (221), an adjusting valve (222), a high-temperature oil storage tank (223), a low-temperature oil storage tank (224), a heat circulating pump (225) and an economizer (23), the superheater (22) is arranged on the outer side wall of the waste heat boiler (12), the economizer (23) is arranged on the outer side wall of the superheater (22), the waste gas pipe (11) is arranged on the outer side wall of the economizer (23), the high-temperature heat conducting pipe (221) is uniformly arranged on the outer side walls of the superheater (22) and the economizer (23), and the adjusting valve (222), the high-temperature oil storage tank (223), the low-temperature oil storage tank (224), the heat circulating pump (225) and the high-temperature heat conducting pipe (221) are mutually electrically connected, one end of the high-temperature heat conduction pipe (221), which is far away from the superheater (22), is arranged on the outer side wall of the drying belt (21).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210125898.XA CN114508947A (en) | 2022-02-10 | 2022-02-10 | Waste heat power generation system matched with submerged arc furnace |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210125898.XA CN114508947A (en) | 2022-02-10 | 2022-02-10 | Waste heat power generation system matched with submerged arc furnace |
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