CN210512237U - Self-circulation refrigerating system for utilizing waste heat of factory combustion - Google Patents

Self-circulation refrigerating system for utilizing waste heat of factory combustion Download PDF

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Publication number
CN210512237U
CN210512237U CN201921114227.3U CN201921114227U CN210512237U CN 210512237 U CN210512237 U CN 210512237U CN 201921114227 U CN201921114227 U CN 201921114227U CN 210512237 U CN210512237 U CN 210512237U
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China
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heat
refrigeration
circulation
collector
circulating
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Expired - Fee Related
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CN201921114227.3U
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Chinese (zh)
Inventor
吴伟
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Henan Yuanhengguiyuan Environmental Protection Technology Co Ltd
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Henan Yuanhengguiyuan Environmental Protection Technology Co Ltd
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
    • Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/62—Absorption based systems
    • Y02B30/625—Absorption based systems combined with heat or power generation [CHP], e.g. trigeneration
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

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Abstract

The utility model belongs to the technical field of refrigeration, in particular to a factory combustion waste heat utilization self-circulation refrigeration system, which comprises a refrigeration driving heat source, a diffusion absorption refrigeration machine core and an indoor circulating air system; the refrigeration driving heat source comprises a heat collector and a heat circulating system, the heat collector is used for collecting heat in a chimney of the combustion furnace and eliminating waste heat, the heat collector is communicated with the heat circulating system, and the heat circulating system conducts the heat absorbed by the heat collector to the generator; make diffusion absorption refrigeration core begin the refrigeration work of circulation, the air in the workshop of mill is taken out to indoor circulating air system, and the outside back air temperature of evaporimeter reduces, delivers to in the workshop again, makes the air cooling in the workshop, adopts burning waste gas and solar energy as the heat source, and the cost is lower, adopts diffusion absorption refrigeration core as refrigerating plant, does not need the electric power input, greatly reduced refrigerating system's power consumption, reduced the charges of electricity spending.

Description

Self-circulation refrigerating system for utilizing waste heat of factory combustion
Technical Field
The utility model belongs to the technical field of the refrigeration, concretely relates to burning waste heat utilization self-loopa refrigerating system of mill.
Background
The mill workshop that relates to the burning can produce a large amount of used heat in process of production, need cool down heat water conservancy diversion to water-cooling tower, and the cost that drops into the water-cooling tower is great, and water-cooling tower area is bigger, and the noise is great, seriously influences the mill environment, and the water-cooling tower needs electric drive at the operation in-process, and the charges of electricity spending is bigger, and the water-cooling tower is more at the in-process evaporation that the water drenches down, needs often make up water, extravagant water resource. If the high-temperature waste gas generated by combustion is directly discharged into the atmosphere, the greenhouse effect is generated, and the atmospheric environment is seriously damaged. In order to maintain a comfortable working environment, an office in the workshop needs to turn on an air conditioner to cool down, and consumes electric energy.
Accordingly, it is desirable to provide a plant combustion waste heat utilization self-circulation refrigeration system that addresses the deficiencies of the prior art described above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a mill's burning used heat utilization self-loopa refrigerating system is with solving present agricultural workshop power consumption height at least, and electric power facility drops into great, the big scheduling problem of charges of electricity spending.
In order to achieve the above object, the present invention provides the following technical solutions:
a self-circulation refrigeration system for utilizing waste heat of factory combustion comprises a refrigeration driving heat source, a diffusion absorption type refrigeration machine core and an indoor circulating air system; the refrigeration driving heat source comprises a heat collector and a heat circulation system, the heat collector is arranged in a chimney of the combustion furnace and used for collecting heat and eliminating waste heat, the heat collector is communicated with the heat circulation system, and the heat circulation system is connected with the generator of the diffusion absorption refrigeration machine core and used for conducting the heat absorbed by the heat collector to the generator; the generator absorbs heat, so that the diffusion absorption type refrigerating machine core starts circulating refrigeration work, and the temperature of an evaporator of the diffusion absorption type refrigerating machine core is reduced; the indoor circulating air system pumps out air in a factory workshop, the air temperature is reduced after passing through the outside of the evaporator, and then the air is sent into the workshop; the heat circulation system comprises a temperature sensor, a circulation pump and a control system, wherein the temperature sensor is arranged at the front end of the evaporator in the heat circulation system, and the control system is respectively connected with the temperature sensor and the circulation pump and used for receiving the temperature of the temperature sensor and adjusting the rotating speed of the circulation pump according to temperature data.
In the self-circulation refrigeration system for utilizing waste heat from factory combustion, as a preferred scheme, the refrigeration driving heat source further comprises a solar heat collecting pipe, the solar heat collecting pipe is connected with the heat collector in series and then communicated with the circulation system, and the solar heat collecting pipe, the heat collector and the circulation system are filled with heat transfer media.
In the self-circulation refrigeration system utilizing waste heat from plant combustion as described above, preferably, the heat transfer medium is heat transfer oil.
In the self-circulation refrigeration system for utilizing waste heat from factory combustion, as a preferred scheme, a plurality of solar heat collecting pipes are arranged on the top of a workshop side by side to fully absorb solar heat, and the solar heat collecting pipes are communicated in series.
In the self-circulation refrigeration system for utilizing waste heat from plant combustion, as a preferred scheme, the refrigeration driving heat source comprises a plurality of groups of solar heat collection sets, each solar heat collection set comprises a plurality of solar heat collection pipes which are arranged side by side and connected in series, and the plurality of groups of solar heat collection sets are respectively connected with the heat circulation system.
In the self-circulation refrigeration system for utilizing waste heat from factory combustion, as a preferred scheme, the heat collector is bent by a copper pipe and is wound on the inner wall of the chimney.
In the self-circulation refrigeration system for utilizing waste heat from plant combustion as described above, as a preferable scheme, the circulation pump of the heat circulation system is arranged at the liquid outlet of the solar heat collecting pipe; the exit of circulating pump is provided with the three-way valve, the three-way valve is the reposition of redundant personnel three-way valve, the entry of reposition of redundant personnel three-way valve with the exit linkage of circulating pump, the export of three-way valve is connected with thermal cycle system and radiator respectively, the radiator sets up in the workshop, the liquid outlet of radiator with heat collector's inlet is connected.
Compared with the closest prior art, the utility model provides a technical scheme has following beneficial effect:
the utility model provides a mill's burning used heat utilization self-loopa refrigerating system adopts mill's burning used heat and solar energy as the heat source, and drive diffusion absorption formula refrigeration core refrigeration utilizes the air in indoor circulating air system with the workshop to circulate around the evaporimeter of diffusion absorption formula refrigeration core, makes the air cooling in the workshop realize the cooling effect, adopts burning waste gas and solar energy as the heat source, and the source is clean, and the cost is lower, and can reduce the heating capacity at workshop top. The diffusion absorption type refrigerating machine core is adopted as the refrigerating device, and no electric power is needed to be input, so that the power consumption of the refrigerating system is greatly reduced, and the electricity expense is reduced. The heat conduction oil is used as a heat transfer medium, so that the heat of the heat circulation system acting on the heat source driving part is greatly enhanced, the refrigeration efficiency is greatly increased, and the heat conduction oil is stable and is not easy to cause accidents.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
Wherein:
fig. 1 is a schematic structural diagram of a plant combustion waste heat utilization self-circulation refrigeration system according to an embodiment of the present invention;
fig. 2 is a diffusion absorption refrigeration core according to an embodiment of the present invention.
In the figure: 1. a circulation pump; 2. a generator; 3. a chimney; 4. a rectifier; 5. a condenser; 6. an evaporator; 7. a liquid supply tube; 8. a balance tube; 9. an absorber; 10. a liquid storage device 11 and a diluent pipe; 12. a diffusion absorption refrigeration core; 13. an indoor circulating air system; 14. a workshop; 15. a heat cycle system; 16. a control system; 17. a temperature sensor; 18. a solar heat collecting pipe; 19. a heat collector; 20. a three-way valve; 21. a heat sink.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
In the description of the present invention, the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and do not require that the present invention must be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. The terms "connected" and "connected" used in the present invention should be understood in a broad sense, and may be, for example, either fixed or detachable; they may be directly connected or indirectly connected through intermediate members, and specific meanings of the above terms will be understood by those skilled in the art as appropriate.
According to the utility model discloses a specific embodiment, as shown in fig. 1 and fig. 2, the utility model provides a factory combustion waste heat utilization self-loopa refrigerating system, this refrigerating system include refrigeration drive heat source, diffusion absorption formula refrigeration core 12 and indoor circulation wind system 13.
The refrigeration driving heat source comprises a heat collector 19 and a heat circulation system 15, the heat collector 19 is arranged in a chimney 3 of the combustion furnace and used for collecting heat and eliminating waste heat, the heat collector 19 is communicated with the heat circulation system 15, the heat circulation system 15 is connected with the generator 2 of the diffusion absorption refrigeration machine core 12 and used for conducting the heat absorbed by the heat collector 19 to the generator 2; the generator 2 absorbs heat, so that the diffusion absorption type refrigeration machine core 12 starts circulating refrigeration work, and the temperature of the evaporator 6 of the diffusion absorption type refrigeration machine core 12 is reduced. In an embodiment of the present invention, the combustion furnace may be a biomass combustion furnace. When the system is used, the waste heat of the heat-generating combustion furnace is collected to drive the refrigeration system to work.
The indoor circulating air system 13 pumps out air in the factory workshop 14, the air temperature is reduced after passing through the outside of the evaporator 6, and then the air is sent into the workshop 14;
the heat circulation system 15 comprises a temperature sensor 17, a circulation pump 1 and a control system 16, wherein the temperature sensor 17 is arranged in the heat circulation system 15 at the front end of the evaporator 6, and the control system 16 is respectively connected with the temperature sensor 17 and the circulation pump 1 and is used for receiving the temperature of the temperature sensor 17 and adjusting the rotating speed of the circulation pump 1 according to temperature data.
As shown in fig. 2, the diffusion absorption refrigeration core 12 according to the embodiment of the present invention includes: heat source driving part, generator 2, rectifier 4, condenser 5, refrigerating part, liquid supply pipe 7, balance pipe 8, absorber 9, liquid storage 10 and diluent pipe 11. The heat source driving part absorbs the heat source to boil the concentrated ammonia solution in the pipe, mixed steam of ammonia and water is formed in the generator 2 to rise, the ammonia steam and the water vapor enter the rectifier 4 to dissipate part of heat, the water vapor is cooled into water and flows downwards under the action of gravity, the ammonia vapor rises to the condenser 5, is converted into liquid ammonia after heat dissipation and cooling, then enters the refrigerating part through the liquid supply pipe 7, and the liquid ammonia is evaporated, absorbed and refrigerated in the refrigerating part, so that the refrigeration driven by the heat source is realized.
In order to increase the heat collection amount, the refrigeration driving heat source further comprises a solar heat collection pipe 18, the solar heat collection pipe 18 is connected with a heat collector 19 in series and then communicated with the circulating system, and heat transfer media are filled in the solar heat collection pipe 18, the heat collector 19 and the circulating system. In the embodiment of the utility model, the heat transfer medium adopts heat conduction oil. The solar heat collecting pipes 18 are arranged in plurality, the plurality of solar heat collecting pipes 18 are arranged at the top of the workshop 14 side by side and fully absorb solar heat, and the solar heat collecting pipes 18 are communicated in series. Through the arrangement that the solar heat collecting pipe 18 is connected with the heat collector 19 in series, the heat transfer medium collected by the heat collector 19 flows through the solar heat collecting pipe 18 to be further heated, so that the heat of the heat transfer medium flowing through the generator 2 is larger, and the refrigerating capacity of the refrigerating system is greatly enhanced.
Further, the refrigeration driving heat source comprises a plurality of solar heat collecting sets, each solar heat collecting set comprises a plurality of solar heat collecting pipes 18 which are arranged side by side and connected in series, and the plurality of solar heat collecting sets are respectively connected with the heat circulating system 15. The multiple groups of solar heat collecting sets are connected in parallel, so that the temperature of the heat transfer medium is ensured, and meanwhile, the flow is ensured. The heat collector 19 is made of a copper pipe in a bending mode, and the heat collector 19 is wound on the inner wall of the chimney 3.
In order to increase indoor heating capacity in cold seasons, in the embodiment of the utility model, the circulating pump of the heat circulating system is arranged at the liquid outlet of the solar heat collecting pipe; the outlet of the circulating pump is provided with a three-way valve 20, the three-way valve 20 is a shunt three-way valve, the inlet of the three-way valve 20 is connected with the outlet of the circulating pump, the outlet of the three-way valve 20 is respectively connected with a thermal circulation system and a radiator 21, the radiator 21 is arranged in a workshop, and the liquid outlet of the radiator 21 is connected with the liquid inlet of the heat collector 19. When the indoor heating supply is needed in cold seasons, the switch of the three-way valve 20 can be adjusted to close the heat circulation system 15, and heat is dissipated to the indoor space through the radiator 21, so that the reasonable utilization of waste heat is realized.
The utility model discloses a mill's burning waste heat utilization is from circulating refrigeration system when using, the waste heat absorption in heat collector with the chimney, the heat transfer medium temperature that makes the flow through risees, the heat transfer medium that heaies up flows through solar energy collection group, further absorbs the heat, the temperature that makes heat transfer medium further risees, reach the highest, the heat transfer medium of highest temperature flows outside the generator through the drive of circulating pump, make diffusion absorption refrigeration core begin the circulation refrigeration work, the evaporimeter temperature of diffusion absorption refrigeration core reduces. The indoor circulating air system pumps out air in a workshop of a factory, the air temperature is reduced after passing through the outside of the evaporator, and then the air is sent into the workshop; thereby realizing the cooling of the workshop. In the thermal cycle process, the control system adjusts the rotating speed of the circulating pump in real time according to the received temperature data of the temperature sensor, the temperature at the generator can stimulate the diffusion absorption type refrigerating machine core to work, and meanwhile the flow is increased as much as possible, so that the refrigerating efficiency of the diffusion absorption type refrigerating machine core is enhanced.
To sum up, the utility model provides a mill's burning used heat utilization self-loopa refrigerating system adopts mill's burning used heat and solar energy as the heat source, and drive diffusion absorption formula refrigeration core refrigeration utilizes the air in indoor circulating air system with the workshop to circulate around the evaporimeter of diffusion absorption formula refrigeration core, makes the air cooling in the workshop realize the cooling effect, adopts burning waste gas and solar energy as the heat source, and the source is clean, and the cost is lower, and can reduce the heating capacity at workshop top. The diffusion absorption type refrigerating machine core is adopted as the refrigerating device, and no electric power is needed to be input, so that the power consumption of the refrigerating system is greatly reduced, and the electricity expense is reduced. The heat conduction oil is used as a heat transfer medium, so that the heat of the heat circulation system acting on the heat source driving part is greatly enhanced, the refrigeration efficiency is greatly increased, and the heat conduction oil is stable and is not easy to cause accidents.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. A self-circulation refrigeration system for utilizing waste heat from factory combustion is characterized in that the refrigeration system comprises a refrigeration driving heat source, a diffusion absorption type refrigeration machine core and an indoor circulating air system;
the refrigeration driving heat source comprises a heat collector and a heat circulation system, the heat collector is arranged in a chimney of the combustion furnace and used for collecting heat and eliminating waste heat, the heat collector is communicated with the heat circulation system, and the heat circulation system is connected with the generator of the diffusion absorption refrigeration machine core and used for conducting the heat absorbed by the heat collector to the generator; the generator absorbs heat, so that the diffusion absorption type refrigerating machine core starts circulating refrigeration work, and the temperature of an evaporator of the diffusion absorption type refrigerating machine core is reduced;
the indoor circulating air system pumps out air in a factory workshop, the air temperature is reduced after passing through the outside of the evaporator, and then the air is sent into the workshop;
the heat circulation system comprises a temperature sensor, a circulation pump and a control system, wherein the temperature sensor is arranged at the front end of the evaporator in the heat circulation system, and the control system is respectively connected with the temperature sensor and the circulation pump and used for receiving the temperature of the temperature sensor and adjusting the rotating speed of the circulation pump according to temperature data.
2. The factory combustion waste heat utilization self-circulation refrigeration system according to claim 1, wherein the refrigeration driving heat source further comprises a solar heat collection pipe, the solar heat collection pipe is connected with the heat collector in series and then communicated with the circulation system, and heat transfer media are filled in the solar heat collection pipe, the heat collector and the circulation system.
3. The plant combustion waste heat utilization self-circulation refrigeration system as claimed in claim 2,
the heat transfer medium adopts heat transfer oil.
4. The plant combustion waste heat utilization self-circulation refrigeration system as claimed in claim 2,
the solar heat collecting pipes are arranged on the top of the workshop side by side and are communicated in series, and solar heat can be fully absorbed by the solar heat collecting pipes.
5. The plant combustion waste heat utilization self-circulation refrigeration system as claimed in claim 2,
the refrigeration driving heat source comprises a plurality of groups of solar heat collecting sets, each solar heat collecting set comprises a plurality of solar heat collecting pipes which are arranged side by side and connected in series, and the plurality of groups of solar heat collecting sets are respectively connected with the heat circulating system.
6. The plant combustion waste heat utilization self-circulation refrigeration system as claimed in claim 1,
the heat collector is made of a copper pipe in a bending mode, and the heat collector is wound on the inner wall of the chimney.
7. The plant combustion waste heat utilization self-circulation refrigeration system as claimed in claim 2,
the circulating pump of the heat circulating system is arranged at the liquid outlet of the solar heat collecting pipe;
the exit of circulating pump is provided with the three-way valve, the three-way valve is the reposition of redundant personnel three-way valve, the entry of reposition of redundant personnel three-way valve with the exit linkage of circulating pump, the export of three-way valve is connected with thermal cycle system and radiator respectively, the radiator sets up in the workshop, the liquid outlet of radiator with heat collector's inlet is connected.
CN201921114227.3U 2019-07-16 2019-07-16 Self-circulation refrigerating system for utilizing waste heat of factory combustion Expired - Fee Related CN210512237U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921114227.3U CN210512237U (en) 2019-07-16 2019-07-16 Self-circulation refrigerating system for utilizing waste heat of factory combustion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921114227.3U CN210512237U (en) 2019-07-16 2019-07-16 Self-circulation refrigerating system for utilizing waste heat of factory combustion

Publications (1)

Publication Number Publication Date
CN210512237U true CN210512237U (en) 2020-05-12

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Family Applications (1)

Application Number Title Priority Date Filing Date
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