CN113530627A - Waste heat recycling system for secondary copper smelting process - Google Patents
Waste heat recycling system for secondary copper smelting process Download PDFInfo
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- CN113530627A CN113530627A CN202110801733.5A CN202110801733A CN113530627A CN 113530627 A CN113530627 A CN 113530627A CN 202110801733 A CN202110801733 A CN 202110801733A CN 113530627 A CN113530627 A CN 113530627A
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- cooling
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- cooling tank
- temperature sensor
- cooling water
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 36
- 239000010949 copper Substances 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000003723 Smelting Methods 0.000 title claims abstract description 25
- 239000002918 waste heat Substances 0.000 title claims abstract description 24
- 238000004064 recycling Methods 0.000 title claims abstract description 16
- 238000001816 cooling Methods 0.000 claims abstract description 109
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 71
- 239000000498 cooling water Substances 0.000 claims abstract description 70
- 238000003756 stirring Methods 0.000 claims abstract description 34
- 238000010248 power generation Methods 0.000 claims abstract description 18
- 230000017525 heat dissipation Effects 0.000 claims abstract description 13
- 238000007405 data analysis Methods 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 8
- 239000008186 active pharmaceutical agent Substances 0.000 claims description 5
- 238000004458 analytical method Methods 0.000 claims description 3
- 229920006395 saturated elastomer Polymers 0.000 claims description 2
- 238000011084 recovery Methods 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- PTVDYARBVCBHSL-UHFFFAOYSA-N copper;hydrate Chemical compound O.[Cu] PTVDYARBVCBHSL-UHFFFAOYSA-N 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- 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
- F01K27/00—Plants for converting heat or fluid energy into mechanical energy, not otherwise provided for
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B15/00—Obtaining copper
- C22B15/0026—Pyrometallurgy
-
- 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
- F01K21/00—Steam engine plants not otherwise provided for
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a waste heat recycling system in a secondary copper smelting process, which relates to the technical field of waste heat recovery.A power generation bin is arranged at the upper end of a first cooling box, a rotating fan is arranged in the power generation bin, and the rotating fan is driven to rotate by a large amount of water vapor generated by cooling water at high temperature so as to drive a generator to generate power and convert heat energy into electric energy; the converted electric energy is stored through the storage battery, and the storage battery supplies power to the negative pressure fan, the stirring device and the water pump, so that the negative pressure fan, the stirring device and the water pump can be supplied with power through the electric energy converted from waste heat generated in the copper smelting process, and meanwhile, the cooling efficiency is improved; through the detection to the cooling water temperature in first cooler bin and the second cooler bin to can carry out corresponding heat dissipation, stirring or trade water to first cooler bin and second cooler bin according to the difference of cooling water temperature.
Description
Technical Field
The invention belongs to the technical field of waste heat recovery, and particularly relates to a waste heat recycling system in a secondary copper smelting process.
Background
In the process of smelting copper, firstly, a smelting furnace is needed to melt a copper block, then molten copper is transferred into a holding furnace for heat preservation for a period of time, then, the copper is condensed by a crystallizer and a forming die on a copper outlet of the holding furnace to form a copper product, and finally, the formed copper product is pulled out of the holding furnace by a tractor. The in-process that the copper water becomes the bar copper solidification needs to be cooled down, and the cooling mainly uses water as coolant, and the cooling water temperature risees rapidly after cooling to the copper product, shows according to current research data, and the heat that the cooling water was taken away from the bar copper approximately accounts for the required thermal 30 of consumption of copper smelting process.
The patent document with the publication number of CN110893456A discloses a bar copper smelting crystallization waste heat recovery utilizes system, relates to waste heat recovery and utilizes technique, is used for solving the extravagant problem of copper smelting in-process energy, including installing the collecting pipe on the play copper mouth of holding furnace, set up in the holding furnace below and with the play water pool that the play water end of collecting pipe links to each other, set up the water feeder in the hot water pool, one end intercommunication be fixed in the play water of aspirator serve and the other end extend to the delivery pipe in factory building lodging district, the intercommunication is fixed in the play water of delivery pipe and is served and be used for the heat transfer for the room air heat exchanger in the cooling water, one side of holding furnace still is provided with the return water pond, link to each other through the wet return between heat exchanger and the return water pond.
In the prior art, the copper product is mainly cooled by cooling water, and in the process of cooling the copper product by using the cooling water, a large amount of water vapor is generated due to high temperature, and then heat is dissipated in the air along with the water vapor, so that the waste of the heat is caused; in order to solve the problems, the waste heat recycling system in the secondary copper smelting process is provided.
Disclosure of Invention
The invention aims to provide a system for recycling waste heat in a secondary copper smelting process.
The technical problem to be solved by the invention is as follows: how to recycle the waste heat in the copper smelting process through the steam generated by the high-temperature cooling water.
The purpose of the invention can be realized by the following technical scheme: a waste heat recycling system in a secondary copper smelting process comprises a first cooling tank, a second cooling tank, a storage battery, a generator and a controller, the upper end of the first cooling box is provided with a power generation bin, the upper half part of the power generation bin is of a hemispherical structure, a rotating fan is arranged in the hemispherical structure of the power generation bin, the rotating fan is connected with a generator which is fixedly arranged on one side of the power generation cabin, the generator is electrically connected with the storage battery, one side of the first cooling box is provided with two connecting holes which are respectively connected with one end of the first water pipe and one end of the second water pipe, a first temperature sensor and a second temperature sensor are also arranged in the first cooling box and are electrically connected with the controller, a stirring device is arranged in the first cooling box and between the first temperature sensor and the second temperature sensor; a third temperature sensor is arranged on the surface of one side, close to the water inlet, in the second cooling box, a water pump is installed in the second cooling box, the output end of the water pump is connected with one end of a second water delivery pipe, and a negative pressure fan is also installed in the second cooling box;
the controller is connected with a data acquisition module, a data analysis module, an automatic water changing module and a heat dissipation module.
Further, agitating unit is including stirring fan blade, agitator motor, (mixing) shaft and mounting panel, one side surface mounting of first cooler bin has the mounting panel, the up end fixed mounting of mounting panel has agitator motor, agitator motor's one end is connected with the (mixing) shaft, and the other end of (mixing) shaft runs through the surface of first cooler bin and extends and install the stirring fan blade towards the cooler bin is interior, and the stirring fan blade is located between first temperature sensor and the second temperature sensor.
Further, the data acquisition module is used for acquiring the temperature of cooling water in the first cooling tank and an electric quantity storage value of the storage battery, and the specific acquisition process comprises the following steps;
step C1: respectively acquiring the temperature of cooling water in the first cooling box in real time through a first temperature sensor and a second temperature sensor in the first cooling box, respectively marking the acquired temperature of the cooling water as WS and WX, acquiring the temperature of the cooling water in the second cooling box through a third temperature sensor, and marking the temperature as WE;
step C2: marking the maximum charge storage value of the storage battery as DCMAXMarking the actual electric quantity storage value of the storage battery as DS;
step C3: and sending the data acquired in the steps C1-C2 to a data analysis module.
Further, the data analysis module is configured to analyze the data acquired by the data acquisition module, and a specific analysis process includes the following steps:
step F1: respectively comparing WS and WX with a system preset temperature threshold value W0, wherein W0 is greater than 0; when WS and WX are both greater than W0, the temperature of the cooling water in the first cooling tank is overheated, the cooling water in the first cooling tank needs to be replaced, and a cooling water replacement command is sent to the controller, otherwise, the cooling water replacement command is not sent;
step F2: when WS is less than or equal to W0 and/or WX is less than or equal to W0, the temperature of the cooling water in the first cooling tank is not saturated, the cooling water in the first cooling tank does not need to be replaced, and the next step is carried out;
step F3: when WS-WX is larger than or equal to s, a stirring instruction is sent to the controller; not sending a stirring instruction to the controller;
step F4: when WE is more than W1, and DC0 is not less than DS not more than DCMAXIf so, sending a heat dissipation instruction to the controller; w1 is a system preset temperature threshold value, W1 is more than W0, DC0 is a system preset electric quantity early warning value, and DC0 is more than 0.
Furthermore, the automatic water changing module changes the cooling water in the first cooling tank through the cooling water in the second cooling tank, the cooling water in the second cooling tank is conveyed into the first cooling tank through the control water pump, and after the cooling water in the second cooling tank enters the first cooling tank, high-temperature hot water at the upper end of the first cooling tank enters the second cooling tank through the first water conveying pipe, so that the water level in the first cooling tank is always kept constant.
Further, the heat dissipation module is used for dissipating heat of cooling water in the second cooling tank.
The invention has the beneficial effects that: 1. the upper end of the first cooling box is provided with the power generation bin, the power generation bin is internally provided with the rotating fan, and the rotating fan is driven to rotate through a large amount of water vapor generated by cooling water at high temperature, so that the generator is driven to generate power, and heat energy is converted into electric energy;
2. the converted electric energy is stored through the storage battery, and the storage battery supplies power to the negative pressure fan, the stirring device and the water pump, so that the negative pressure fan, the stirring device and the water pump can be supplied with power through the electric energy converted from waste heat generated in the copper smelting process, and meanwhile, the cooling efficiency is improved;
3. through the detection to the cooling water temperature in first cooler bin and the second cooler bin to can carry out corresponding heat dissipation, stirring or trade water to first cooler bin and second cooler bin according to the difference of cooling water temperature.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of the internal structure of a waste heat recycling system in a secondary copper smelting process;
FIG. 2 is a schematic structural diagram of a stirring device of a waste heat recycling system in a secondary copper smelting process;
FIG. 3 is a schematic block diagram of a waste heat recycling system in a secondary copper smelting process.
In the figure: 1. a first cooling tank; 2. a second cooling tank; 3. a generator; 4. rotating the fan; 5. a power generation cabin; 6. a storage battery; 7. a first water delivery pipe; 8. a water pump; 9. a second water delivery pipe; 10. a first temperature sensor; 11. a negative pressure fan; 12. a second temperature sensor; 13. stirring fan blades; 14. a stirring shaft; 15. a stirring motor; 16. mounting a plate; 17. a third temperature sensor.
Detailed Description
As shown in fig. 1-3, a system for recycling waste heat in a secondary copper smelting process comprises a first cooling tank 1, a second cooling tank 2, a generator 3, a rotating fan 4, a power generation bin 5, a storage battery 6, a first water delivery pipe 7, a water pump 8, a second water delivery pipe 9, a first temperature sensor 10, a second temperature sensor 12, a controller and a negative pressure fan 11;
example 1
As shown in fig. 1, a power generation bin 5 is arranged at the upper end of the first cooling box 1, the upper half part of the power generation bin 5 is of a hemispherical structure, a rotating fan 4 is installed in the hemispherical structure of the power generation bin 5, the rotating fan 4 is connected with the generator 3, the generator 3 is fixedly arranged at one side of the power generation bin 5, the generator 3 is electrically connected with the storage battery 6, one side of the first cooling box 1 is provided with two connecting holes which are respectively connected with one end of a first water pipe 7 and one end of a second water pipe 9, a first temperature sensor 10 and a second temperature sensor 12 are also arranged in the first cooling tank 1, the first temperature sensor 10 and the second temperature sensor 12 are electrically connected with the controller, the first temperature sensor 10 is positioned at the lower end of the interior of the first cooling box 1, the second temperature sensor 12 is positioned at the upper end of the first cooling box 1, and the horizontal height of the second temperature sensor is lower than that of the first water conveying pipe 7; a stirring device is arranged in the first cooling box 1 and between the first temperature sensor 10 and the second temperature sensor 12;
the first water delivery pipe 7 is located above the second water delivery pipe 9, the second cooling box 2 is arranged on one side of the first cooling box 1, a water inlet is formed in the upper end of the second cooling box 2, a third temperature sensor 17 is arranged on the surface, close to the water inlet, of one side in the second cooling box 2, the other end of the first water delivery pipe 7 is connected with the water inlet, a water pump 8 is installed in the second cooling box 2, the output end of the water pump 8 is connected with one end of the second water delivery pipe 9, a negative pressure fan 11 is further installed in the second cooling box 2, and the negative pressure fan 11 is installed in the second cooling box 2 so that the heat dissipation speed of cooling water in the second cooling box 2 is accelerated.
Example 2
As shown in fig. 2, agitating unit includes stirring fan blade 13, agitator motor 15, (mixing) shaft 14 and mounting panel 16, one side surface mounting of first cooler bin 1 has mounting panel 16, mounting panel 16's up end fixed mounting has agitator motor 15, agitator motor 15's one end is connected with (mixing) shaft 14, and agitator shaft 14's the other end runs through the surface of first cooler bin 1 and extends and install stirring fan blade 13 towards the cooler bin extension, and stirring fan blade 13 is located between first temperature sensor 10 and the second temperature sensor 12, and when the cooling water difference between upper portion and lower part is great in first cooler bin 1, stirs the cooling water through agitating unit to make the temperature of cooling water keep balance.
Example 3
As shown in fig. 3, the controller is connected with a data acquisition module, a data analysis module, an automatic water changing module and a heat dissipation module;
the data acquisition module is used for obtaining the temperature of the cooling water in the first cooling box 1 and the electric quantity storage value of the storage battery 6, and the specific obtaining process comprises the following steps:
step C1: respectively acquiring the temperature of cooling water in the first cooling tank 1 in real time through a first temperature sensor 10 and a second temperature sensor 12 in the first cooling tank 1, respectively marking the acquired temperature of the cooling water as WS and WX, respectively acquiring the temperature of the cooling water in the second cooling tank 2 through a third temperature sensor 17, and marking the temperature as WE;
step C2: marking the maximum charge storage value of the accumulator 6 as DCMAXThe actual stored value of the electric quantity of the storage battery 6 is marked as DS;
step C3: sending the data acquired in the steps C1-C2 to a data analysis module;
the data analysis module is used for analyzing the data acquired by the data acquisition module, and the specific analysis process comprises the following steps:
step F1: respectively comparing WS and WX with a system preset temperature threshold value W0, wherein W0 is greater than 0; when WS and WX are both greater than W0, the temperature of the cooling water in the first cooling tank 1 is overheated, the cooling water in the first cooling tank 1 needs to be replaced, and a cooling water replacement command is sent to the controller, otherwise, the cooling water replacement command is not sent;
step F2: when WS is less than or equal to W0 and/or WX is less than or equal to W0, the temperature of the cooling water in the first cooling box 1 does not reach saturation, the cooling water in the first cooling box 1 does not need to be replaced, and the next step is carried out;
step F3: when WS-WX is larger than or equal to s, a stirring instruction is sent to the controller; not sending a stirring instruction to the controller;
step F4: when WE is more than W1, and DC0 is not less than DS not more than DCMAXIf so, sending a heat dissipation instruction to the controller; w1 is a system preset temperature threshold value, W1 is more than W0, DC0 is a system preset electric quantity early warning value, and DC0 is more than 0.
The automatic water changing module changes the cooling water in the first cooling tank 1 through the cooling water in the second cooling tank 2, the cooling water in the second cooling tank 2 is conveyed into the first cooling tank 1 through the control water pump 8, after the cooling water in the second cooling tank 2 enters the first cooling tank 1, high-temperature hot water at the upper end of the first cooling tank 1 enters the second cooling tank 2 through the first water conveying pipe 7, and therefore the water level in the first cooling tank 1 is always kept constant; and after the cooling water in the second cooling tank 2 enters the first cooling tank 1, the cooling water in the first cooling tank 1 is stirred by the stirring device, so that the temperature of the cooling water in the first cooling tank 1 is balanced.
The heat dissipation module is used for accelerating the heat dissipation of the cooling water in the second cooling tank 2, and when the temperature of the water in the second cooling tank 2 is higher than a preset temperature threshold value of the system, the cooling water in the second cooling tank 2 is dissipated through the negative pressure fan 11, so that the temperature of the cooling water in the second cooling tank 2 is rapidly reduced.
The working principle of the invention is as follows: the cooling water in the first cooling box 1 is used for cooling, after the cooling water in the first cooling box 1 meets high temperature, a large amount of water vapor is generated and moves upwards, so that the rotating fan 4 is driven to rotate, the rotating fan 4 drives the generator 3, and heat energy is converted into electric energy and stored in the storage battery 6; the negative pressure fan 11, the stirring device and the water pump 8 are powered by the storage battery 6, so that the negative pressure fan 11, the stirring device and the water pump 8 can be powered by electric energy converted from waste heat generated in the copper smelting process; when the temperature difference of the water temperatures of the upper part and the lower part of the cooling water in the first cooling tank 1 is large, the cooling water is stirred through stirring rotation, so that the temperature of the cooling water in the first cooling tank 1 is balanced; when the temperature of the cooling water in the second cooling tank 2 is higher than the preset temperature threshold of the system, the negative pressure fan 11 is used for dissipating heat in the second cooling tank 2, so that the cooling speed of the cooling water in the second cooling tank 2 is increased.
The foregoing is illustrative and explanatory of the structure of the invention, and various modifications, additions or substitutions in a similar manner to the specific embodiments described may be made by those skilled in the art without departing from the structure or scope of the invention as defined in the claims. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
Claims (6)
1. A waste heat recycling system in a secondary copper smelting process comprises a first cooling box (1) and a second cooling box (2), and is characterized in that a power generation bin (5) is arranged at the upper end of the first cooling box (1), the upper half part of the power generation bin (5) is of a hemispherical structure, a rotating fan (4) is installed in the hemispherical structure of the power generation bin (5), the rotating fan (4) is connected with a generator (3), the generator (3) is fixedly installed on one side of the power generation bin (5), the generator (3) is electrically connected with a storage battery (6), two connecting holes are formed in one side of the first cooling box (1), the two connecting holes are respectively connected with one ends of a first water conveying pipe (7) and a second water conveying pipe (9), a first temperature sensor (10) and a second temperature sensor (12) are further arranged in the first cooling box (1), the first temperature sensor (10) and the second temperature sensor (12) are electrically connected with the controller, and a stirring device is arranged in the first cooling box (1) and between the first temperature sensor (10) and the second temperature sensor (12); a third temperature sensor (17) is arranged on the surface of one side, close to the water inlet, in the second cooling box (2), a water pump (8) is installed in the second cooling box (2), the output end of the water pump (8) is connected with one end of a second water delivery pipe (9), and a negative pressure fan (11) is further installed in the second cooling box (2); the controller is connected with a data acquisition module, a data analysis module, an automatic water changing module and a heat dissipation module.
2. The system of claim 1, characterized in that stirring device includes stirring fan blade (13), agitator motor (15), (mixing) shaft (14) and mounting panel (16), one side surface mounting of first cooler bin (1) has mounting panel (16), the up end fixed mounting of mounting panel (16) has agitator motor (15), the one end of agitator motor (15) is connected with (mixing) shaft (14), the other end of (mixing) shaft (14) runs through the surface of first cooler bin (1) and extends and install stirring fan blade (13) to the cooler bin in, stirring fan blade (13) are located between first temperature sensor (10) and second temperature sensor (12).
3. The system for recycling the waste heat generated in the secondary copper smelting process according to claim 1, wherein the data acquisition module is used for acquiring the temperature of the cooling water in the first cooling tank (1) and the stored value of the electric quantity of the storage battery (6).
4. The system for recycling waste heat in the secondary copper smelting process according to claim 1, wherein the data analysis module is used for analyzing the data acquired by the data acquisition module, and the specific analysis process comprises the following steps:
step F1: respectively comparing WS and WX with a system preset temperature threshold value W0, wherein W0 is greater than 0; when WS and WX are both larger than W0, the temperature of the cooling water in the first cooling tank (1) is overheated, the cooling water in the first cooling tank (1) needs to be replaced, and a cooling water replacement command is sent to the controller, otherwise, the cooling water replacement command is not sent;
step F2: when WS is less than or equal to W0 and/or WX is less than or equal to W0, the temperature of the cooling water in the first cooling tank (1) is not saturated, the cooling water in the first cooling tank (1) does not need to be replaced, and the next step is carried out;
step F3: when WS-WX is larger than or equal to s, a stirring instruction is sent to the controller; not sending a stirring instruction to the controller;
step F4: when WE is more than W1, and DC0 is not less than DS not more than DCMAXIf so, sending a heat dissipation instruction to the controller; w1 is a system preset temperature threshold value, W1 is more than W0, DC0 is a system preset electric quantity early warning value, and DC0 is more than 0.
5. The system for recycling waste heat in the secondary copper smelting process according to claim 1, wherein the automatic water changing module changes the cooling water in the first cooling tank (1) through the cooling water in the second cooling tank (2), the cooling water in the second cooling tank (2) is conveyed to the first cooling tank (1) through a control water pump (8), and after the cooling water in the second cooling tank (2) enters the first cooling tank (1), the high-temperature hot water at the upper end of the first cooling tank (1) enters the second cooling tank (2) through a first water conveying pipe (7).
6. The system for recycling the waste heat in the secondary copper smelting process according to claim 1, wherein the heat dissipation module is used for dissipating heat of cooling water in the second cooling tank (2).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110801733.5A CN113530627A (en) | 2021-07-15 | 2021-07-15 | Waste heat recycling system for secondary copper smelting process |
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| CN202110801733.5A CN113530627A (en) | 2021-07-15 | 2021-07-15 | Waste heat recycling system for secondary copper smelting process |
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| CN211807751U (en) * | 2019-12-25 | 2020-10-30 | 青岛中宝利科技有限公司 | Cooling water circulation device of hot melt sleeve extruder |
| CN112484533A (en) * | 2020-12-23 | 2021-03-12 | 湖州奥斯科环保制品有限公司 | Boiler waste gas integration processing apparatus |
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2021
- 2021-07-15 CN CN202110801733.5A patent/CN113530627A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011196191A (en) * | 2010-03-17 | 2011-10-06 | Kawasaki Heavy Ind Ltd | Exhaust heat recovery system |
| CN101979861A (en) * | 2010-10-18 | 2011-02-23 | 石金成 | Method and system for utilizing engine waste heat |
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| CN208452264U (en) * | 2018-02-23 | 2019-02-01 | 河南联塑实业有限公司 | Cooler bin is used in a kind of production of PE fuel gas conduit |
| CN110893456A (en) * | 2018-09-12 | 2020-03-20 | 台州鑫宇铜业股份有限公司 | Copper bar smelting crystallization waste heat recycling system |
| CN211807751U (en) * | 2019-12-25 | 2020-10-30 | 青岛中宝利科技有限公司 | Cooling water circulation device of hot melt sleeve extruder |
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Application publication date: 20211022 |
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| RJ01 | Rejection of invention patent application after publication |