CN112113368B - Heating and drying system utilizing waste heat of waste water - Google Patents
Heating and drying system utilizing waste heat of waste water Download PDFInfo
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- CN112113368B CN112113368B CN202011153656.9A CN202011153656A CN112113368B CN 112113368 B CN112113368 B CN 112113368B CN 202011153656 A CN202011153656 A CN 202011153656A CN 112113368 B CN112113368 B CN 112113368B
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 107
- 238000001035 drying Methods 0.000 title claims abstract description 43
- 239000002351 wastewater Substances 0.000 title claims abstract description 22
- 239000002918 waste heat Substances 0.000 title claims abstract description 18
- 238000001816 cooling Methods 0.000 claims abstract description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 238000010521 absorption reaction Methods 0.000 claims abstract description 30
- 239000004744 fabric Substances 0.000 claims abstract description 17
- 239000002826 coolant Substances 0.000 claims description 34
- 239000006096 absorbing agent Substances 0.000 claims description 26
- 239000000835 fiber Substances 0.000 claims description 15
- 238000011144 upstream manufacturing Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 3
- 239000004753 textile Substances 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000009833 condensation Methods 0.000 abstract description 6
- 230000005494 condensation Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000003245 coal Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
- F25B30/04—Heat pumps of the sorption type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/265—Drying gases or vapours by refrigeration (condensation)
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H4/00—Fluid heaters characterised by the use of heat pumps
- F24H4/02—Water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B15/00—Sorption machines, plants or systems, operating continuously, e.g. absorption type
- F25B15/02—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
- F26B21/002—Drying-air generating units, e.g. movable, independent of drying enclosure heating the drying air indirectly, i.e. using a heat exchanger
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/003—Supply-air or gas filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/08—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being otherwise bent, e.g. in a serpentine or zig-zag
- F28D7/082—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being otherwise bent, e.g. in a serpentine or zig-zag with serpentine or zig-zag configuration
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
- F28F21/081—Heat exchange elements made from metals or metal alloys
- F28F21/082—Heat exchange elements made from metals or metal alloys from steel or ferrous alloys
- F28F21/083—Heat exchange elements made from metals or metal alloys from steel or ferrous alloys from stainless steel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
- F28F21/081—Heat exchange elements made from metals or metal alloys
- F28F21/084—Heat exchange elements made from metals or metal alloys from aluminium or aluminium alloys
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
- F28F21/081—Heat exchange elements made from metals or metal alloys
- F28F21/085—Heat exchange elements made from metals or metal alloys from copper or copper alloys
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a heating and drying system utilizing waste heat of waste water, which relates to the technical field of textile production and comprises a fabric drying cylinder, a cooling device, a condensation water tray, a preheating device, a heating device, an absorption refrigerator and an absorption heat pump, wherein the fabric drying cylinder is used for drying fabrics, the cooling device is used for cooling and dehumidifying hot and humid air, the condensation water tray is used for storing condensed water, the preheating device is used for primary heating of dehumidified cold air, the heating device is used for secondary heating of the primary heated air, and the generators and evaporators of the absorption refrigerator and the absorption heat pump are used for dehumidifying and heating air in a pipeline step by step in a serial connection mode. The invention not only fully recovers the energy of the wastewater, but also can prepare hot water, thereby greatly reducing the production cost of the textile industry.
Description
Technical Field
The invention relates to the technical field of textile production, in particular to a heating and drying system utilizing waste heat of wastewater.
Background
The method is characterized in that the method is the world-wide largest textile clothing production and export country, the annual average increase value of textile industry is 6% -7%, the annual output of chemical fibers in 2016 years is 5000 ten thousand tons, the average energy consumption per ton of fiber is about 4.84 tons of standard coal, the textile industry consumes a large amount of fossil energy such as coal, petroleum and the like to produce hot water or steam each year, a large amount of medium-temperature sewage is produced in the traditional textile production process, a large amount of waste heat resources are directly discharged due to the low technical level of the textile industry in China, and a large amount of electric energy or steam is required in the drying process of the traditional textile, so that a rough production mode with high energy consumption and low utilization rate is caused, and the utilization condition of the energy in the textile industry is improved.
Therefore, there is a need to develop a heating and drying system using waste heat of wastewater to solve the above problems of the prior art.
Disclosure of Invention
The invention aims to provide a heating and drying system utilizing waste heat of waste water, which solves the problems in the prior art, can reduce the consumption of electric energy or steam, can improve the utilization rate of waste water resources, greatly reduces the energy consumption of textile industry and reduces the production cost of the industry.
In order to achieve the above object, the present invention provides the following solutions: the invention provides a heating and drying system utilizing waste heat of waste water, which comprises a drying device, a cooling device, a preheating device and a heating device; the drying device is connected with an air duct, and two ends of the air duct are respectively communicated with an air inlet and an air outlet of the drying device; the cooling device, the preheating device and the heating device are all arranged in the air duct, the cooling device is positioned at the downstream of the drying device in the wind direction, the preheating device is positioned at the downstream of the cooling device in the wind direction, and the heating device is positioned at the upstream of the drying device in the wind direction;
The absorption type heat pump comprises a second generator, a second condenser, a second absorber and a second evaporator, wherein the second generator is internally used for being introduced with a driving heat source to drive the absorption type heat pump to apply work, the second condenser is internally introduced with a second heating medium, a second heating medium outlet of the second condenser is communicated with a second heating medium inlet of the heating device, a cooling medium is introduced into the second evaporator to be used for absorbing heat, a cooling medium outlet of the second evaporator is communicated with a cooling medium inlet of the cooling device, the second absorber is internally introduced with a second heating medium to be used for absorbing heat emitted by the second evaporator, and a second heating medium outlet of the second absorber is communicated with a second heating medium inlet of the second condenser;
The absorption refrigerator comprises a first generator, a first condenser, a first evaporator and a first absorber, wherein a first heating medium inlet of the first generator is communicated with a driving heat source outlet in the second generator and is used for introducing a first heating medium generated by the second generator to drive the absorption refrigerator to do work; a first heating medium outlet in the first generator is communicated with a first heating medium inlet of the preheating device, the second heating medium is introduced into the first condenser, and a second heating medium outlet of the first condenser is communicated with a second heating medium inlet in the second absorber; the cooling medium is introduced into the first evaporator for absorbing heat, the cooling medium outlet of the first evaporator is communicated with the cooling medium inlet of the second evaporator, the second heating medium is introduced into the first absorber for absorbing the heat of the first evaporator, the second heating medium outlet of the first absorber is communicated with the second heating medium inlet of the first condenser, and the second heating medium is gradually heated by the absorption refrigerator and the absorption heat pump to reach a set temperature.
Preferably, the drying device is a fabric drying drum for drying fabric.
Preferably, a condensation water tray is further arranged below the air duct, and the condensation water tray is located downstream of the cooling device in the downwind direction and is used for storing condensation water generated by the cooling device.
Preferably, the heat exchanger comprises a hot water side and a cold water side, wherein the hot water side is used for introducing the cooling medium, and a cooling medium outlet of the hot water side is communicated with a cooling medium inlet of the first evaporator; the cold water side is used for introducing the second heating medium, the second heating medium outlet of the cold water side is communicated with the second heating medium inlet of the first absorber, and the heat exchanger is used for exchanging heat between the second heating medium and the cooling medium.
Preferably, the air duct also comprises a fiber filter, wherein the fiber filter is arranged in the air duct and positioned downstream of the fabric drying drum in the downwind direction and is used for filtering fibers in the air.
Preferably, the air conditioner further comprises an auxiliary cooling device, wherein the auxiliary cooling device is arranged in the air duct and positioned downstream of the fiber filter in the downwind direction, and the auxiliary cooling device is used for introducing indoor air and primarily cooling the air filtered by the fiber filter.
Preferably, the air dryer further comprises a fan, wherein the fan is arranged in the air duct and is located upstream of the fabric drying drum in the upstream direction, and the fan is used for sending air heated by the heating device into the fabric drying drum.
Preferably, the driving heat source is steam.
Preferably, the cooling medium is wastewater.
Preferably, the first heating medium is condensed hot water, and the second heating medium is cold water.
Compared with the prior art, the invention has the following beneficial technical effects:
The cooling medium of the invention sequentially passes through the evaporator of the absorption refrigerator and the evaporator of the absorption heat pump to release heat, then is reduced to the required cooling temperature, cools and dehumidifies the air in the air duct, drives the heat source to sequentially pass through the generator of the absorption heat pump and the generator of the absorption refrigerator to release heat, then preheats the air in the air duct, and can prepare hot water at the same time; the cold water sequentially passes through the absorbers and the condensers of the absorption refrigerator and the absorption heat pump to absorb heat, then the temperature rises to reach the set temperature, the air in the air duct is heated, hot water is generated, different kinds of energy are reasonably and stepwise utilized through the serial connection of the absorption refrigerator and the absorption heat pump, the utilization rate of the energy is improved, and the production cost is greatly reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a heating and drying system utilizing waste heat of waste water;
Reference numerals illustrate: 1-fabric dryer, 2-fiber filter, 3-auxiliary cooling device, 4-cooling device, 5-condensate pan, 6-preheating device, 7-heating device, 8-fan, 9-heat exchanger, 10-absorption heat pump, 11-second generator, 12-second condenser, 13-second absorber, 14-second evaporator, 20-absorption refrigerator, 21-first generator, 22-first condenser, 23-first absorber, 24-first evaporator.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
As shown in fig. 1, the present embodiment provides a heating and drying system using waste heat of waste water, comprising a cooling device 4, a preheating device 6, a heating device 7, a heat exchanger 9, an absorption refrigerator 20 and an absorption heat pump 10; in the present embodiment, the heat exchanger 9 is used for exchanging heat between the cooling medium on the hot water side and the second heating medium on the cold water side, the heat exchanger 9 is selected from the existing devices as required, the hot water side of the cooling medium in the heat exchanger 9 is communicated with the inlet of the cooling medium in the first evaporator 24, and the cold water side of the second heating medium in the heat exchanger 9 is communicated with the inlet of the second heating medium in the first absorber 23.
The cooling medium outlet of the first evaporator 24 is communicated with the cooling medium inlet of the second evaporator 14, the cooling medium outlet of the second evaporator 14 is communicated with the cooling medium inlet of the cooling device 4, wherein the cooling device 4 can be selected from the prior art according to the requirement, the simplest way is that the cooling device 4 can comprise a cooling pipeline, the inlet of the cooling pipeline is communicated with the cooling medium outlet of the second evaporator 14 and is used for introducing the cooling medium, the cooling pipeline can be made of high-heat-conductivity metal materials (copper, aluminum or stainless steel and the like) for improving the heat exchange effect, and the cooling pipeline can be similar to a multi-section S-shaped structure, so that the heat exchange time is prolonged, and the heat exchange effect is improved; but the preheating device 6 and the heating device 7 can also be of similar structure or can be selected from the prior art according to the working requirements.
In this embodiment, the cooling medium is gradually cooled to the set temperature through heat exchange by passing through the heat exchanger 9, the first evaporator 24, the second evaporator 14 and the cooling device 4 in order.
The second heating medium outlet on the cold water side in the heat exchanger 9 is communicated with the inlet of the second heating medium in the first absorber 23, the outlet of the second heating medium in the first absorber 23 is communicated with the inlet of the second heating medium in the first condenser 22, the outlet of the second heating medium in the first condenser 22 is communicated with the inlet of the second heating medium in the second absorber 13, the outlet of the second heating medium in the second absorber 13 is communicated with the inlet of the second heating medium in the second condenser 12, the outlet of the second heating medium in the second condenser 12 is communicated with the inlet of the second heating medium in the heating device 7, and the second heating medium is gradually absorbed by the heat exchanger 9, the first absorber 23, the first condenser 22, the second absorber 13 and the second condenser 12 to rise in energy temperature, and then enters the heating device 7 to release energy and cool to a set temperature.
The second generator 11 is internally provided with a driving heat source for driving the absorption heat pump 10 to apply work, a first heating medium outlet in the second generator 11 is communicated with a first heating medium inlet in the first generator 21, the first heating medium introduced in the second generator is used for driving the absorption refrigerator 20 to apply work, a first heating medium outlet in the first generator 21 is communicated with a first heating medium inlet in the preheating device 6, driving steam is cooled and condensed into the first heating medium after passing through the second generator 11, and then the temperature is gradually reduced to reach a set temperature through the first generator 21 and the preheating device, so that hot water is prepared.
The embodiment also comprises a fabric drying drum 1, a fiber filter 2, an auxiliary cooling device 3, a condensation water tray 5 and a fan 8; the fiber filter 2 is used for filtering the hot and humid air generated by the fabric drying drum 1; the auxiliary cooling device 3 is internally provided with indoor air, the specific structure of the auxiliary cooling device can be selected from the prior art according to the requirement, for example, in the embodiment, the auxiliary cooling device 3 can comprise an indoor air pipeline, the indoor air is internally provided with the indoor air, the wet and hot air filtered by the fiber filter 2 exchanges heat with the indoor air in the auxiliary cooling device 3, and the indoor air pipeline can be made of a high heat conductivity material for improving the heat exchange effect; the air after heat exchange is subjected to heat exchange and cooling with the cooling device 4, the condensate water tray 5 is used for collecting condensate water generated by the cooling device 4, the temperature of the air after heat exchange and cooling is initially increased after being preheated by the preheating device 6, then the air is heated by the heating device to be increased to a set temperature, and finally the air is sent into the fabric drying drum 1 by the fan 8 arranged in the air duct, so that the heating and dehumidifying circulation of the air is completed.
In this embodiment, the driving heat source is steam, the cooling medium is wastewater, the first heating medium is condensed hot water, and the second heating medium is cold water.
It should be noted that it will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
The principles and embodiments of the present invention have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present invention; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the invention.
Claims (8)
1. A heating and drying system utilizing waste heat of waste water is characterized in that: comprises a drying device, a cooling device, a preheating device and a heating device; the drying device is connected with an air duct, and two ends of the air duct are respectively communicated with an air inlet and an air outlet of the drying device; the cooling device, the preheating device and the heating device are all arranged in the air duct, the cooling device is positioned at the downstream of the drying device in the wind direction, the preheating device is positioned at the downstream of the cooling device in the wind direction, and the heating device is positioned at the upstream of the drying device in the wind direction;
The absorption type heat pump comprises a second generator, a second condenser, a second absorber and a second evaporator, wherein the second generator is internally used for being introduced with a driving heat source to drive the absorption type heat pump to apply work, the second condenser is internally introduced with a second heating medium, a second heating medium outlet of the second condenser is communicated with a second heating medium inlet of the heating device, a cooling medium is introduced into the second evaporator to be used for absorbing heat, a cooling medium outlet of the second evaporator is communicated with a cooling medium inlet of the cooling device, the second absorber is internally introduced with a second heating medium to be used for absorbing heat emitted by the second evaporator, and a second heating medium outlet of the second absorber is communicated with a second heating medium inlet of the second condenser;
the absorption refrigerator comprises a first generator, a first condenser, a first evaporator and a first absorber, wherein a first heating medium inlet of the first generator is communicated with a driving heat source outlet in the second generator and is used for introducing a first heating medium generated by the second generator to drive the absorption refrigerator to do work; a first heating medium outlet in the first generator is communicated with a first heating medium inlet of the preheating device, the second heating medium is introduced into the first condenser, and a second heating medium outlet of the first condenser is communicated with a second heating medium inlet in the second absorber; the cooling medium is introduced into the first evaporator for absorbing heat, the cooling medium outlet of the first evaporator is communicated with the cooling medium inlet of the second evaporator, the second heating medium is introduced into the first absorber for absorbing the heat of the first evaporator, the second heating medium outlet of the first absorber is communicated with the second heating medium inlet of the first condenser, and the second heating medium is gradually heated by the absorption refrigerator and the absorption heat pump to reach a set temperature;
The drying device is a fabric drying cylinder and is used for drying fabrics; and a condensate water tray is arranged below the air duct and is positioned at the downstream of the cooling device in the downwind direction and used for storing condensate water generated by the cooling device.
2. The heating and drying system utilizing waste heat of waste water as claimed in claim 1, wherein: the heat exchanger comprises a hot water side and a cold water side, the hot water side is used for introducing the cooling medium, and a cooling medium outlet of the hot water side is communicated with a cooling medium inlet of the first evaporator; the cold water side is used for introducing the second heating medium, the second heating medium outlet of the cold water side is communicated with the second heating medium inlet of the first absorber, and the heat exchanger is used for exchanging heat between the second heating medium and the cooling medium.
3. The heating and drying system utilizing waste heat of waste water as set forth in claim 1, further comprising a fiber filter disposed in said air tunnel downstream of said fabric dryer cartridge for filtering fibers in the air.
4. A system for heating and drying by utilizing waste heat of waste water as recited in claim 3, further comprising an auxiliary cooling device, wherein the auxiliary cooling device is arranged in the air duct and is positioned downstream of the fiber filter in a downwind direction, and the auxiliary cooling device is used for introducing indoor air and primarily cooling the air filtered by the fiber filter.
5. The heating and drying system utilizing waste heat of waste water as set forth in claim 1, further comprising a fan disposed in said air duct upstream of said fabric dryer cartridge for delivering air heated by said heating means into said fabric dryer cartridge.
6. The heating and drying system utilizing waste heat of waste water as claimed in claim 1, wherein said driving heat source is steam.
7. The heating and drying system utilizing waste heat of waste water as claimed in claim 1, wherein the cooling medium is waste water.
8. The heating and drying system utilizing waste heat of waste water as claimed in claim 1, wherein the first heating medium is condensed hot water and the second heating medium is cold water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011153656.9A CN112113368B (en) | 2020-10-26 | 2020-10-26 | Heating and drying system utilizing waste heat of waste water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011153656.9A CN112113368B (en) | 2020-10-26 | 2020-10-26 | Heating and drying system utilizing waste heat of waste water |
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| Publication Number | Publication Date |
|---|---|
| CN112113368A CN112113368A (en) | 2020-12-22 |
| CN112113368B true CN112113368B (en) | 2024-04-30 |
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2020
- 2020-10-26 CN CN202011153656.9A patent/CN112113368B/en active Active
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| CN103322724A (en) * | 2012-03-19 | 2013-09-25 | 北京科技大学 | Heat pump circulating system, drying system, and respective method |
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| CN105179023A (en) * | 2015-09-10 | 2015-12-23 | 西安交通大学 | Pre-drying brown coal power generation system integrated with first-class absorption heat pump and pre-drying brown coal power generation method |
| CN106091187A (en) * | 2016-06-08 | 2016-11-09 | 东南大学 | The low-temperature heat source absorption coupling air-conditioning device of a kind of dehumidification solution condensation heat regeneration and regulation and control method |
| CN110455068A (en) * | 2019-08-28 | 2019-11-15 | 浙江大学 | A kind of solar heat pump removal moisture drying system |
| CN213657171U (en) * | 2020-10-26 | 2021-07-09 | 同方节能装备有限公司 | Heating and drying system utilizing waste water waste heat |
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