CN110566921A - Gas boiler waste heat recycling device and method - Google Patents

Gas boiler waste heat recycling device and method Download PDF

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Publication number
CN110566921A
CN110566921A CN201910762071.8A CN201910762071A CN110566921A CN 110566921 A CN110566921 A CN 110566921A CN 201910762071 A CN201910762071 A CN 201910762071A CN 110566921 A CN110566921 A CN 110566921A
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CN
China
Prior art keywords
temperature
water
medium
hot water
storage tank
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Pending
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CN201910762071.8A
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Chinese (zh)
Inventor
王子浩
曹波
李重华
杨晶歆
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Jiangsu Jinghong Ecological Environmental Protection Co Ltd
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Jiangsu Jinghong Ecological Environmental Protection Co Ltd
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Priority to CN201910762071.8A priority Critical patent/CN110566921A/en
Publication of CN110566921A publication Critical patent/CN110566921A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • C02F11/02Biological treatment
    • C02F11/04Anaerobic treatment; Production of methane by such processes
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • C02F11/10Treatment of sludge; Devices therefor by pyrolysis
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • C02F11/12Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/13Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12MAPPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M1/00Apparatus for enzymology or microbiology
    • C12M1/04Apparatus for enzymology or microbiology with gas introduction means
    • C12M1/045Apparatus for enzymology or microbiology with gas introduction means providing an anaerobic atmosphere
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22STEAM GENERATION
    • F22BMETHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B1/00Methods of steam generation characterised by form of heating method
    • F22B1/02Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers
    • F22B1/18Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22STEAM GENERATION
    • F22DPREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
    • F22D11/00Feed-water supply not provided for in other main groups
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/30Fuel from waste, e.g. synthetic alcohol or diesel

Abstract

The invention belongs to the technical field of renewable energy treatment, and relates to a gas boiler waste heat recycling device and method. The invention provides a gas boiler waste heat recycling device which comprises a gas boiler system, wherein an air outlet of the gas boiler system is connected with a water inlet of a high-temperature utilization system through a pipeline, a water outlet of the high-temperature utilization system is connected with a water inlet of a medium-temperature hot water storage tank through a pipeline, a water outlet of the medium-temperature hot water storage tank is connected with a water inlet of a backflow water tank through a pipeline, and a water outlet of the backflow water tank is connected with a water inlet of the gas boiler system. According to the device and the method for recycling the waste heat of the gas boiler, the recycling idea that the high-temperature steam generated by the gas boiler is used for recycling the high-temperature heat source, the rest heat is recycled, the waste heat is conveyed to other systems for medium-temperature utilization, and finally the warm water after medium-temperature utilization returns to the high-temperature heat source for reheating is utilized, so that heat energy circulation and water resource circulation are realized.

Description

Gas boiler waste heat recycling device and method
Technical Field
The invention relates to the technical field of environmental protection and renewable energy treatment, in particular to a device and a method for recycling waste heat of a gas boiler.
Background
With the development of society, the kitchen waste is more and more passed over, and whether the kitchen waste can be properly disposed, so that the problems of food sanitation and safety and the health of people are directly involved; meanwhile, with the rapid development of the urban sewage treatment industry in China, the sludge production amount is increasing day by day.
Domestic sludge generally uses gas boiler system through high temperature hydrolysis with needs, gas boiler system carries out the coprocessing to domestic sludge and kitchen discarded object after with cold water heating and provides a large amount of energy, and the steam after high temperature utilizes becomes high temperature hot water and is discharged, cause gas boiler system normal water to lack, for normal work, need add cold water once more, then through the energy consumption, heat water to the temperature that needs, it is with high costs to have caused gas boiler system to handle domestic sludge and kitchen discarded object, inefficiency.
Disclosure of Invention
1. The technical problem to be solved is as follows:
in the existing domestic sludge and kitchen waste treatment, the gas boiler system is high in cost and low in efficiency when providing heat for the domestic sludge and kitchen waste synergistic treatment. .
2. The technical scheme is as follows:
In order to solve the problems, the invention provides a waste heat recycling device of a gas boiler, which comprises a gas boiler system, wherein an air outlet of the gas boiler system is connected with an air inlet of a high-temperature utilization system through a pipeline, a water outlet of the high-temperature utilization system is connected with a water inlet of a medium-temperature hot water storage tank through a pipeline, a water outlet of the medium-temperature hot water storage tank is connected with a water inlet of a backflow water tank through a pipeline, a water outlet of the backflow water tank is connected with a water inlet of the gas boiler system, and the high-temperature utilization system is one or any two or three of a thermal hydrolysis device, a methane purification device and an oil extraction device connected in parallel.
A medium temperature utilization system is further arranged between the medium temperature hot water storage tank and the backflow water tank, a water inlet of the medium temperature utilization system is connected with a water outlet of the intermediate hot water tank through a pipeline, a water outlet of the medium temperature utilization system is connected with a water inlet of the backflow water tank through a pipeline, and the medium temperature utilization system is one or two of an anaerobic tank device and a solar drying device which are connected in parallel.
The medium-temperature hot water storage tank is arranged at the central position of all the systems.
The thermal hydrolysis device comprises a thermal hydrolysis tank, an air inlet and a water outlet, wherein a coil pipe is arranged on the outer surface of the thermal hydrolysis tank, the air inlet is connected with an air outlet of the gas boiler system, and the water outlet is connected with a water inlet of the medium-temperature hot water storage tank through a pipeline.
The water inlet of the biogas purification device is connected with the gas outlet of the gas boiler system, and the water outlet of the biogas purification device is connected with the water inlet of the medium-temperature hot water storage tank through a pipeline.
The water inlet of the oil extraction device is connected with the gas outlet of the gas-fired boiler system, and the water outlet of the oil extraction device is connected with the water inlet of the medium-temperature hot water storage tank through a pipeline.
The anaerobic tank device comprises a tank, a hot water coil pipe on the outer wall of the tank, a water inlet and a water outlet, wherein the water outlet of the medium temperature hot water storage tank is connected with the water inlet of the anaerobic tank device, so that medium temperature hot water in the medium temperature hot water storage tank enters the hot water coil pipe, and the water outlet is connected with the water inlet of the backflow water tank.
The solar drying device comprises a floor heating coil, a water inlet and a water outlet, wherein the water outlet of the medium-temperature hot water storage tank is connected with the water inlet of the solar drying device, so that medium-temperature hot water in the medium-temperature hot water storage tank enters the floor heating coil, and the water outlet is connected with the water inlet of the backflow water tank.
The invention also provides a recycling method of the gas boiler waste heat recycling device, which comprises the following steps of S01, allowing high-temperature steam of the gas boiler to enter a high-temperature utilization system; step S02, the temperature of the high-temperature steam is reduced after heat exchange in the high-temperature utilization system, and the high-temperature steam is transmitted to the medium-temperature hot water storage tank from the water outlet of the high-temperature utilization system through the water inlet of the medium-temperature hot water storage tank; step S03: the medium temperature hot water in the medium temperature hot water storage tank is transmitted to the water inlet of the medium temperature utilization system through the water outlet of the medium temperature hot water storage tank, step S04, the medium temperature hot water is transmitted to the backflow storage tank from the water outlet of the medium temperature utilization system after heat exchange in the medium temperature utilization system, step S05: the water in the reflux storage tank is transmitted to the water inlet of the boiler system through the water outlet of the reflux storage tank.
In step S01, the temperature of the high-temperature steam is 160-170 ℃, in step S02, the temperature of the high-temperature steam is reduced to high-temperature hot water with the temperature of 50-70 ℃ after heat exchange in the high-temperature utilization system, in step S03, the temperature required by the medium-temperature utilization system is 40-50 ℃, and in step S04, the temperature of the water in the reflux storage tank is 30-40 ℃.
3. Has the advantages that:
According to the device and the method for recycling the waste heat of the gas boiler, the device and the method, a circulation idea that high-temperature steam is generated from the gas boiler to carry out high-temperature heat source utilization, the rest heat is recycled, the waste heat is conveyed to other systems to carry out medium-temperature utilization, and finally warm water after medium-temperature utilization returns to a high-temperature heat source to be reheated is utilized, so that heat energy circulation and water resource circulation are realized.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
The invention is explained in detail below with reference to the figures and examples.
As shown in fig. 1, a gas boiler waste heat recovery and cyclic utilization device includes a gas boiler system 1, and is characterized in that: the gas-fired boiler system 1 gas outlet pass through the pipeline and high temperature and utilize the water inlet of system 2 to be connected, the high temperature utilizes the delivery port of system 2 to pass through the pipeline and the water inlet of moderate temperature hot water storage tank 3 to be connected, the delivery port of moderate temperature hot water storage tank 3 pass through the pipeline and the water inlet of backward flow water pitcher 10 to be connected, the delivery port of backward flow water pitcher 10 and the water inlet of gas-fired boiler system are connected, high temperature utilize system 2 for one or two arbitrary paralleling or three paralleling in pyrohydrolysis unit 5, marsh gas purification device 6, the oil extraction device 7.
The temperature of water in the medium temperature hot water storage tank 3 is about 50-70 ℃, and for some devices, water between 50-70 ℃ is just needed, so a medium temperature utilization system 4 is further arranged between the medium temperature hot water storage tank 3 and the return water tank 10, a water inlet of the medium temperature utilization system 4 is connected with a water outlet of the medium temperature hot water storage tank 3 through a pipeline, a water outlet of the medium temperature utilization system 4 is connected with a water inlet of the return water tank 10 through a pipeline, and the medium temperature utilization system 4 is one or two of an anaerobic tank device 8 and a solar drying device 9 which are connected in parallel.
In the gas boiler system 1, the water inlet of the soft water system generally uses cold water, and in the invention, the backflow water tank 10 is arranged, the temperature of the water in the backflow water tank 10 is about 30-40 ℃ after high-temperature heat exchange and medium-temperature heat exchange, the water in the backflow water tank 10 enters the gas boiler system 1 through the water inlet of the soft water system of the gas boiler system 1, the waste heat of the boiler is better utilized, and when the water amount supplemented by the backflow water tank 10 is insufficient, tap water can be supplemented at any time and enters the gas boiler system 1. In the whole circulation, water is only used for transferring heat, belongs to a heat transfer medium, and has no other adverse factors such as water pollution, so that the water can be directly conveyed to a boiler system for cyclic utilization.
In the invention, one or any two of a thermal hydrolysis device 5, a methane purification device 6 and an oil extraction device 7 are connected in parallel or three of the thermal hydrolysis device, the methane purification device and the oil extraction device are connected in parallel in the high-temperature utilization system 2.
in the pyrohydrolysis device 5, the medium-temperature hot water after heat exchange with the high-temperature sludge is conveyed to a medium-temperature hot water storage tank through a water pump for storage.
In the methane purification device 6, the high-temperature hot water after the decarburization and heat exchange is conveyed to a medium-temperature hot water storage tank by a water pump for storage.
In the oil extraction device 7, the high-temperature hot water after being heated in the heating stirring tank is conveyed to a medium-temperature hot water storage tank through a water pump to be stored.
In the invention, the medium temperature utilization system is one or two of the anaerobic tank device 8 and the solar drying device 9 which are connected in parallel.
In the conventional anaerobic tank device 8, steam enters through a water inlet of the anaerobic tank device 8 after being subjected to heat exchange through a plate heat exchanger, and the anaerobic tank device 8 is formed by dismantling the plate heat exchanger and changing the original steam heating circulating water into medium-temperature hot water for directly heating the anaerobic tank. The medium temperature hot water in the medium temperature hot water storage tank 3 is heated by a water pump through a water inlet of the anaerobic tank device 8 to a hot water coil on the outer wall of the anaerobic tank so as to maintain the constant temperature of anaerobic digestion of the anaerobic tank. The heated warm water flows back to a return water tank 10 of the boiler room for storage so as to enter the boiler system again for recycling.
According to the conventional solar drying device 9, steam is subjected to heat exchange through a turbulent shell-and-tube heat exchanger and then enters the solar drying device 9 through a water inlet of the solar drying device 9, the turbulent shell-and-tube heat exchanger is removed, the original steam heating circulating water is changed into medium-temperature hot water for directly heating a drying bed aiming at auxiliary heating ground, so that biological carbon soil is dried, and the medium-temperature hot water in a medium-temperature hot water storage tank 3 is directly conveyed to the water inlet of the solar drying device 9 to a ground heating coil pipe through a water pump so as to maintain the constant temperature of the drying bed for heating the biological carbon soil. The heated warm water flows back to a return water tank 10 of the boiler room for storage so as to enter the boiler system again for recycling.
The invention also provides a recycling method of the gas boiler waste heat recycling device, which comprises the following steps of S01, allowing high-temperature steam of the gas boiler to enter a high-temperature utilization system; step S02, the temperature of the high-temperature steam is reduced to high-temperature hot water after heat exchange of the high-temperature utilization system, and the high-temperature steam is transmitted to the medium-temperature hot water storage tank from a water outlet of the high-temperature utilization system through a water inlet of the medium-temperature hot water storage tank; step S03: the medium temperature hot water in the medium temperature hot water storage tank is transmitted to the water inlet of the medium temperature utilization system through the water outlet of the medium temperature hot water storage tank, step S04, the medium temperature hot water is transmitted to the backflow storage tank from the water outlet of the medium temperature utilization system after heat exchange in the medium temperature utilization system, step S05: the water in the reflux storage tank is transmitted to the water inlet of the boiler system through the water outlet of the reflux storage tank.
In step S01, the temperature of the high-temperature steam is 160-170 ℃, in step S02, the temperature of the high-temperature steam is reduced to 50-70 ℃ after heat exchange in the high-temperature utilization system, in step S03, the temperature required by the medium-temperature utilization system is 40-50 ℃, and in step S04, the temperature of the water in the reflux storage tank is 30-40 ℃.
Example 1
The high-temperature utilization system 2 is characterized in that a thermal hydrolysis device 5, a methane purification device 6 and an oil extraction device 7 are connected in parallel.
The medium temperature utilization system 3 adopts two devices of an anaerobic tank device 8 and a solar drying device 9 which are connected in parallel.
Taking an organic matter processing center of a certain city in Jiangsu as an example, the original processing technology is as follows: directly feeding normal-temperature tap water into a gas boiler system; a large amount of hot water after the sludge is thermally hydrolyzed at high temperature through heat exchange cannot be effectively utilized; a large amount of hot water after the decarbonization liquid of the heat exchange methane purification system cannot be effectively utilized; a large amount of hot water after the heat exchange oil extraction system heats the stirring tank cannot be effectively utilized; the anaerobic tank system adopts steam for carrying out primary heat exchange heating tracing system, so that a large amount of energy is wasted; the solar drying auxiliary heating system adopts steam to perform primary heat exchange heating auxiliary heating floor heating system, and a large amount of energy is wasted.
by adopting the technical scheme of the invention, the backflow warm water is directly utilized to enter the gas boiler system 1, and the gas boiler system 1 can generate high-temperature steam at about 160 ℃; after the high-temperature steam directly enters the thermal hydrolysis device 5, the thermal hydrolysis tank is heated, and the sludge in the tank is heated to about 160 ℃. The steam condensate water after heat exchange is pumped to a medium temperature hot water storage tank 3 by a water pump at 50-70 ℃ for storage;
Meanwhile, after entering the biogas purification device 6, the high-temperature steam exchanges heat with the decarbonization liquid and then is changed into high-temperature hot water at about 70 ℃, and the high-temperature hot water is pumped to the medium-temperature hot water storage tank 3 by a water pump for storage;
Meanwhile, high-temperature steam also enters the oil extraction device 7, is changed into high-temperature hot water at about 70 ℃ after being heated and exchanged heat in the stirring tank, is pumped to the medium-temperature hot water storage by a water pump, and is stored in the medium-temperature hot water storage device 3.
The medium temperature hot water storage tank 4 is positioned in the center of a plant area, so that the conveying cost and the heat loss are reduced, and the heat loss of the water temperature in the tank in the transmission process can be maintained at about 50 ℃.
The anaerobic tank device 8 needs a temperature environment of about 40 ℃ to stabilize anaerobic digestion in the tank, directly takes water from the medium-temperature hot water storage tank 4, removes heat loss during transmission, and meets the requirement of a heat tracing system when the water inlet temperature is about 40 ℃. The hot water after heat exchange flows to the reflux water tank 10 for storage.
The solar drying device 9 directly takes water from the medium-temperature hot water storage tank 4 to heat the drying bed to provide heat energy for drying the biological carbon soil, and the warm water after heat exchange flows back to the reflux storage tank 10 for storage at about 30-40 ℃. The backflow storage tank 10 is arranged at a water inlet of the boiler room, the water temperature in the tank is maintained at about 30 ℃, and water is directly supplied to a boiler system. After the transformation, a large amount of heat energy resources and water resources are saved, and the operation cost is greatly reduced.
The thermal hydrolysis device 5, the biogas purification device 6, the oil extraction device 7, the anaerobic tank device 8 and the solar drying device 9 related to the invention are well known to those skilled in the art and are the prior art.
Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes and modifications can be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. The utility model provides a gas boiler waste heat recovery cyclic utilization device, includes gas boiler system (1), its characterized in that: the gas-fired boiler system is characterized in that a gas outlet of the gas-fired boiler system (1) is connected with a gas inlet of the high-temperature utilization system (2) through a pipeline, a water outlet of the high-temperature utilization system (2) is connected with a water inlet of the medium-temperature hot water storage tank (3) through a pipeline, a water outlet of the medium-temperature hot water storage tank (3) is connected with a water inlet of the backflow water tank (10) through a pipeline, a water outlet of the backflow water tank (10) is connected with a water inlet of the gas-fired boiler system, and the high-temperature utilization system (2) is one or two of a thermal hydrolysis device (5), a methane purification device (6) and an oil extraction device (7.
2. the gas boiler waste heat recovery and recycling device of claim 1, characterized in that: still be equipped with medium temperature between medium temperature hot water storage tank (3) and backward flow water pitcher (10) and utilize system (4), the water inlet of medium temperature utilize system (4) pass through the pipeline with the delivery port of medium temperature hot water storage tank (3) is connected, the delivery port of medium temperature utilize system (4) pass through the pipeline with the water inlet of backward flow water pitcher (10) is connected, medium temperature utilize system (4) to be one or two parallelly connected in anaerobism jar device (8), solar drying device (9).
3. The gas boiler waste heat recovery and recycling device of claim 1, characterized in that: the medium-temperature hot water storage tank (3) is arranged at the central position of all the systems.
4. The gas boiler waste heat recovery and recycling device as set forth in any one of claims 1 to 3, characterized in that: the thermal hydrolysis device (5) comprises a thermal hydrolysis tank, an air inlet and a water outlet, wherein a coil pipe is arranged on the outer surface of the thermal hydrolysis tank, the air inlet is connected with an air outlet of the gas boiler system (1), and the water outlet is connected with a water inlet of the medium-temperature hot water storage tank (3) through a pipeline.
5. The gas boiler waste heat recovery and recycling device as set forth in any one of claims 1 to 3, characterized in that: the water inlet of the marsh gas purification device (6) is connected with the gas outlet of the gas boiler system (1), and the water outlet of the marsh gas purification device (6) is connected with the water inlet of the medium-temperature hot water storage tank (3) through a pipeline.
6. The gas boiler waste heat recovery and recycling device as set forth in any one of claims 1 to 3, characterized in that: the water inlet of the oil extraction device (7) is connected with the air outlet of the gas boiler system (1), and the water outlet of the oil extraction device (7) is connected with the water inlet of the medium-temperature hot water storage tank (3) through a pipeline.
7. The gas boiler waste heat recovery and recycling device of claim 2 or 3, characterized in that: the anaerobic tank device (8) comprises a tank, a hot water coil, a water inlet and a water outlet on the outer wall of the tank, wherein the water outlet of the medium temperature hot water storage tank (3) is connected with the water inlet of the anaerobic tank device (8), so that medium temperature hot water in the medium temperature hot water storage tank (3) enters the hot water coil, and the water outlet is connected with the water inlet of the backflow water tank (10).
8. The gas boiler waste heat recovery and recycling device of claim 2 or 3, characterized in that: the solar drying device comprises a floor heating coil, a water inlet and a water outlet, wherein the water outlet of the medium-temperature hot water storage tank (3) is connected with the water inlet of the solar drying device, so that medium-temperature hot water in the medium-temperature hot water storage tank (3) enters the floor heating coil, and the water outlet is connected with the water inlet of the backflow water tank (10).
9. A recycling method of the gas boiler waste heat recycling device according to any one of claims 1 to 8, comprising the steps of, step S01, introducing the gas boiler high-temperature steam into the high-temperature recycling system (2); step S02, the temperature of the high-temperature steam is reduced to high-temperature hot water after heat exchange in the high-temperature utilization system (2), and the high-temperature steam is transmitted to the medium-temperature hot water storage tank (3) from a water outlet of the high-temperature utilization system (2) through a water inlet of the medium-temperature hot water storage tank (3); step S03: the medium temperature hot water in the medium temperature hot water storage tank (3) is transmitted to the water inlet of the medium temperature utilization system (4) through the water outlet of the medium temperature hot water storage tank (3), step S04, the medium temperature hot water is transmitted to the reflux storage tank from the water outlet of the medium temperature utilization system (4) after heat exchange in the medium temperature utilization system (4), and step S05: the water in the reflux storage tank is transmitted to the water inlet of the boiler system through the water outlet of the reflux storage tank.
10. the method of claim 9, wherein: in step S01, the temperature of the high-temperature steam is 160-170 ℃, in step S02, the temperature of the high-temperature steam is reduced to 50-70 ℃ after heat exchange in the high-temperature utilization system (2), in step S03, the required temperature of the medium-temperature utilization system (4) is 40-50 ℃, and in step S04, the temperature of the water in the reflux storage tank is 30-40 ℃.
CN201910762071.8A 2019-08-19 2019-08-19 Gas boiler waste heat recycling device and method Pending CN110566921A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111592206A (en) * 2019-12-19 2020-08-28 江苏京泓生态环保有限公司 Waste heat utilization system of thermal hydrolysis floor heating equipment

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CN101700675A (en) * 2009-11-13 2010-05-05 天津大学 Method for recovering condensation water in production process of gas concrete and recovery system thereof
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CN104230136A (en) * 2014-10-09 2014-12-24 邓立新 Sludge pyrohydrolysis joint vacuum flashing dehydration treatment method
CN104944732A (en) * 2015-06-29 2015-09-30 同济大学 Energy-saving recycling treatment disposal system and energy-saving recycling treatment disposal process for organic solid waste
CN108007107A (en) * 2017-12-08 2018-05-08 江苏泓润生物质能科技有限公司 A kind of solar energy desiccation factory concurrent heating system and application method

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Publication number Priority date Publication date Assignee Title
CN101700675A (en) * 2009-11-13 2010-05-05 天津大学 Method for recovering condensation water in production process of gas concrete and recovery system thereof
CN203148247U (en) * 2013-03-26 2013-08-21 河北能源工程设计有限公司 Electricity generating system utilizing revolving furnace steam sintering waste heat in combined mode
CN104154546A (en) * 2014-08-29 2014-11-19 凤阳海泰科能源环境管理服务有限公司 Sludge resource utilization system and method
CN104230136A (en) * 2014-10-09 2014-12-24 邓立新 Sludge pyrohydrolysis joint vacuum flashing dehydration treatment method
CN104944732A (en) * 2015-06-29 2015-09-30 同济大学 Energy-saving recycling treatment disposal system and energy-saving recycling treatment disposal process for organic solid waste
CN108007107A (en) * 2017-12-08 2018-05-08 江苏泓润生物质能科技有限公司 A kind of solar energy desiccation factory concurrent heating system and application method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111592206A (en) * 2019-12-19 2020-08-28 江苏京泓生态环保有限公司 Waste heat utilization system of thermal hydrolysis floor heating equipment

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Application publication date: 20191213