CN114383229A - Dual-purpose hollow rib plate for cold accumulation and heat exchange and room system - Google Patents
Dual-purpose hollow rib plate for cold accumulation and heat exchange and room system Download PDFInfo
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- CN114383229A CN114383229A CN202111469952.4A CN202111469952A CN114383229A CN 114383229 A CN114383229 A CN 114383229A CN 202111469952 A CN202111469952 A CN 202111469952A CN 114383229 A CN114383229 A CN 114383229A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/0017—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using cold storage bodies, e.g. ice
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/44—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the purpose
- E04C2/52—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the purpose with special adaptations for auxiliary purposes, e.g. serving for locating conduits
- E04C2/521—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the purpose with special adaptations for auxiliary purposes, e.g. serving for locating conduits serving for locating conduits; for ventilating, heating or cooling
- E04C2/525—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the purpose with special adaptations for auxiliary purposes, e.g. serving for locating conduits serving for locating conduits; for ventilating, heating or cooling for heating or cooling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D3/00—Devices using other cold materials; Devices using cold-storage bodies
- F25D3/02—Devices using other cold materials; Devices using cold-storage bodies using ice, e.g. ice-boxes
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- 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
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
- F28D15/0266—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes with separate evaporating and condensing chambers connected by at least one conduit; Loop-type heat pipes; with multiple or common evaporating or condensing chambers
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention belongs to the technical field of ventilation of nuclear facilities, and particularly relates to a hollow ribbed slab for cold accumulation and heat exchange and a room system, wherein the hollow ribbed slab is arranged in a concrete structure (14) of a room and comprises a fixed frame (1) with a heat exchange device arranged inside the fixed frame (1) in a replaceable way, and the fixed frame (1) is divided into a free end (2) and a fixed end (3); the fixed end (3) is arranged in a concrete structure (14) of a room; the free end (2) is positioned in the inner space of the room and is used as a replacement interface of the heat exchange device; heat in the room is conducted to the concrete structure (14) through the heat exchange device; the heat device is a heat pipe or a flat pipe. In a room with heat dissipation equipment, different cold accumulation amounts and different cold release speeds can be realized by adjusting the arrangement mode of the hollow rib plates, the number of the heat pipes and the flat pipes, the phase change working medium in the heat pipes, the phase change working medium in the flat pipes and other parameters.
Description
Technical Field
The invention belongs to the technical field of ventilation of nuclear facilities, and particularly relates to a hollow rib plate and a room system for cold accumulation and heat exchange.
Background
Some nuclear facilities's building often need to play the cold-storage effect, and when the factory building of nuclear facilities adopted concrete as the cold-storage source, in order to strengthen the heat transfer, there was the mode that adopts the steel floor in the room internal surface, nevertheless because steel heat transfer coefficient is lower, required floor quantity is more, causes great influence to other installation items in room, and amplifies the noise easily.
The concrete has small specific heat and limited cold storage capacity, and for a room with large partial heat dissipation, if the active cooling measures are lost and the environmental condition requirements of the room still need to be met, the required concrete has large volume, and the construction cost is increased.
In addition, if the heat pipes with higher heat exchange coefficients and the flat pipes for solid cold accumulation are adopted to increase the cold accumulation capacity of the concrete of the plant, because the shell materials of the heat pipes and the flat pipes are generally copper or copper alloy, the strength of the heat pipes and the flat pipes is poor when the heat pipes and the flat pipes are directly installed in the concrete, and the heat pipes and the flat pipes are inconvenient to replace and maintain after being damaged.
Disclosure of Invention
The invention aims to provide a hollow ribbed slab installed in a concrete structure. The heat pipes are arranged in the hollow rib plates, so that the cold release and heat exchange coefficients of the concrete structure can be greatly improved; the flat tubes are arranged in the rib plates, so that the cold storage capacity and the cold release heat exchange coefficient of the concrete structure can be improved by a certain program.
In order to achieve the purposes, the invention adopts the technical scheme that the hollow ribbed slab for cold accumulation and heat exchange is arranged in a concrete structure of a room, wherein the hollow ribbed slab comprises a fixed frame which is internally provided with a heat exchange device in a replaceable way, and the fixed frame is divided into a free end and a fixed end; the fixed end is arranged in the concrete structure of the room; the free end is positioned in the inner space of the room and is used as a replacement interface of the heat exchange device; and conducting the heat in the room to the concrete structure through the heat exchange device.
Further, in the present invention,
the movable framework is detachably arranged in the fixed framework and is divided into an air side heat exchange section and a concrete side heat exchange section;
when the movable frame is arranged in the fixed frame, the concrete side heat exchange section is positioned in the fixed frame, the bottom of the concrete side heat exchange section is positioned in the fixed end, and the air side heat exchange section is positioned outside the free end of the fixed frame;
a plurality of heat exchange unit grids are arranged in the movable frame in an array mode, and each heat exchange unit grid is detachably provided with one heat exchange device.
Furthermore, the heat exchange section of the heat exchange device is positioned in the air side heat exchange section, and the condensation section of the heat exchange device is positioned in the concrete side heat exchange section.
Further, in the present invention,
the heat exchange device is a heat pipe or a flat pipe; the heat pipe is a gravity type heat pipe, and the flat pipe is a gravity type solid cold accumulation flat pipe;
the phase change working medium filled in the heat pipe is a gas-liquid phase change working medium, and is vacuumized and sealed; the cladding material of the heat pipe adopts copper, carbon steel or stainless steel, and the gas-liquid phase change working medium adopts water or freon;
the phase change working medium filled in the flat tube is a solid-liquid phase change working medium, and the flat tube is kept at normal pressure and can be sealed or not sealed; the flat tube is made of copper, carbon steel or stainless steel, and the solid-liquid phase change working medium is paraffin or ice.
Furthermore, a plurality of first bolt holes are formed in the free end of the fixed frame, a plurality of second bolt holes are formed in the concrete side heat exchange section of the movable frame, the first bolt holes correspond to the second bolt holes in number and position one to one, and the fixed frame and the movable frame are detachably arranged together by arranging bolts between the first bolt holes and the second bolt holes.
Further, when the movable frame is disposed inside the fixed frame, a gap between the movable frame and the fixed frame is filled with a heat transfer sealant.
Further, the fixed frame is formed by bending and welding carbon steel or stainless steel plates, a reinforcing partition plate is arranged in the fixed frame, the fixed frame is divided into a plurality of placing spaces through the reinforcing partition plate, and each placing space can be provided with one movable frame.
Further, the outer surface of the fixed end of the fixed frame is provided with a plurality of fork ribs.
In order to achieve the above purpose, the invention also discloses a room system adopting the above hollow rib plate for cold accumulation and heat exchange, which is used for heat exchange of a room, wherein the ground of the room is provided with a heat dissipation device, the heat dissipation device comprises a first hollow rib plate arranged on the inner surface of the concrete structure at the top of the room, and the first hollow rib plate is the hollow rib plate provided with the heat exchange device; the heat exchange device is the heat pipe or the flat pipe; the heat pipe is a gravity type heat pipe, and the flat pipe is a gravity type solid cold accumulation flat pipe;
the first hollow rib plates are distributed in an array and arranged on the concrete structure above the heat dissipation equipment;
the heat exchange section of the heat exchange device of the first hollow ribbed plate is positioned in the air inside the room, and the condensation section of the heat exchange device of the first hollow ribbed plate is positioned in the concrete structure;
the specific number and position of the first hollow rib plates can be adjusted according to the room characteristics.
In order to achieve the above purpose, the invention also discloses a room system adopting the hollow ribbed slab for cold accumulation and heat exchange, which is used for cold accumulation of a room, the ground of the room is provided with a heat dissipation device, the room system comprises a second hollow ribbed slab arranged on the inner surface of the concrete structure at the top of the room, a third hollow ribbed slab arranged on the outer surface of the concrete structure at the top of the room and a cold accumulation device;
the second hollow rib plate is the hollow rib plate provided with the heat exchange device, and the heat exchange device is the heat pipe;
the third hollow rib plate is the hollow rib plate provided with the heat exchange device, the heat exchange device is the flat pipe, and the phase change working medium filled in the flat pipe is desalted water;
the second hollow rib plates are distributed in an array and arranged on the concrete structure above the heat dissipation equipment; the heat exchange section of the heat pipe in the second hollow rib plate is positioned in the air inside the room, and the condensation section of the heat pipe in the second hollow rib plate is positioned in the concrete structure;
the third hollow rib plates are distributed in an array and correspond to the second hollow rib plates in position and number one by one; the evaporation section of the flat pipe in the third hollow rib plate is positioned in the concrete structure and is close to the condensation section of the heat pipe in the second hollow rib plate; the condensation section of the flat pipe in the third hollow rib plate is positioned in the cold accumulation device;
the cold accumulation device is a refrigerator; the refrigerating capacity of the refrigerator can ensure that the proportion of ice in the flat tubes is more than 90% in normal operation.
The invention has the beneficial effects that:
in a room with heat dissipation equipment, different cold accumulation amounts and different cold release speeds can be realized by adjusting parameters such as the arrangement mode of the hollow rib plates, the number of the heat pipes and the flat pipes, the phase change working medium in the heat pipes, the phase change working medium (namely cold accumulation material) of the flat pipes and the like. The volume of concrete is not required to be increased while the cold storage and heat exchange capacities of the room are enhanced, the construction cost is reduced, and the heat exchange device is convenient to replace and maintain after being damaged.
Drawings
Fig. 1 is a schematic view of a fixed frame 1 according to an embodiment of the invention;
fig. 2 is a schematic view of a hollow rib plate for cold storage and heat exchange according to the embodiment of the present invention (the movable frame 7 is not inserted into the fixed frame 1);
fig. 3 is a schematic view of a hollow rib plate for cold storage and heat exchange according to the embodiment of the present invention (the movable frame 7 is inserted into the fixed frame 1);
FIG. 4 is a schematic view of a first room system according to an embodiment of the present invention;
FIG. 5 is a view from the direction A of FIG. 4;
FIG. 6 is a schematic view of a second room system according to an embodiment of the present invention;
FIG. 7 is a view from the direction A of FIG. 6;
in the figure: 1-fixed frame, 2-free end, 3-fixed end, 4-fork rib, 5-reinforced clapboard, 6-first bolt hole, 7-movable frame, 8-air side heat exchange section, 9-concrete side heat exchange section, 10-heat transfer sealant, 11-second bolt hole, 12-heat exchange unit lattice, 13-bolt (or screw rod with nut), 14-concrete structure, 15-first hollow rib plate, 16-heat dissipation equipment, 17-second hollow rib plate, 18-third hollow rib plate, 19-cold storage device, 20-ground.
Detailed Description
The invention is further described below with reference to the figures and examples.
The invention provides a hollow ribbed slab for cold accumulation and heat exchange, which is arranged in a concrete structure 14 of a room, wherein the hollow ribbed slab comprises a fixed frame 1 (as shown in figure 1, the inside of the fixed frame 1 is of a hollow structure) with a heat exchange device, the inside of the fixed frame 1 is replaceable, and the fixed frame 1 is divided into a free end 2 and a fixed end 3; the fixed end 3 is arranged in the concrete structure 14 of the room; the free end 2 is positioned in the internal space of the room, and the end is exposed in the air of the room, so that the heat exchange of the air side can be enhanced, and the free end is used as a replacement interface of the heat exchange device; the heat in the room is conducted to the concrete structure 14 through the heat exchanging means.
The heat exchanger also comprises a movable frame 7 (shown in figure 2) which can be detachably arranged in the fixed frame 1, wherein the movable frame 7 is divided into an air side heat exchange section 8 and a concrete side heat exchange section 9;
when the movable frame 7 is arranged inside the fixed frame 1 (as shown in fig. 3), the concrete side heat exchange section 9 is positioned inside the fixed frame 1, the bottom of the concrete side heat exchange section 9 is positioned inside the fixed end 3, and the air side heat exchange section 8 is positioned outside the free end 2 of the fixed frame 1;
a plurality of heat exchange unit cells 12 are arranged in the movable frame 7 in an array mode, and each heat exchange unit cell 12 is detachably provided with a heat exchange device.
The heat exchange section of the heat exchange device is positioned in the air side heat exchange section 8, and the condensation section of the heat exchange device is positioned in the concrete side heat exchange section 9.
The heat exchange device is a heat pipe (used for enhancing heat exchange) or a flat pipe (used for increasing cold storage capacity and enhancing heat exchange); the heat pipe is a gravity type heat pipe, and the flat pipe is a gravity type solid cold accumulation flat pipe;
the phase-change working medium filled in the heat pipe is a gas-liquid phase-change working medium, and is vacuumized and sealed; the cladding material of the heat pipe adopts copper, carbon steel or stainless steel, and the gas-liquid phase change working medium adopts water or freon;
the phase change working medium filled in the flat tube is a solid-liquid phase change working medium, and the flat tube is kept at normal pressure and can be sealed or not sealed; the flat tube is made of copper, carbon steel or stainless steel, and the solid-liquid phase change working medium (solid cold storage material) is paraffin or ice.
A plurality of first bolt holes 6 are formed in the free end 2 of the fixed frame 1, a plurality of second bolt holes 11 are formed in the concrete side heat exchange section 9 of the movable frame 7, the number and the positions of the first bolt holes 6 and the second bolt holes 11 are in one-to-one correspondence, and the fixed frame 1 and the movable frame 7 are detachably arranged together by arranging bolts (or screws matched with nuts) 13 between the first bolt holes 6 and the second bolt holes 11; first bolt hole 6, second bolt hole 11 and bolt 13 do not influence the whole heat transfer of structure, and during the periodic overhaul, movable frame 7 can be demolishd fast and change.
When the movable frame 7 is disposed inside the fixed frame 1, the gap between the movable frame 7 and the fixed frame 1 is filled with a heat transfer sealant 10.
Fixed frame 1 adopts carbon steel or corrosion resistant plate to bend and weld and forms, is equipped with in fixed frame 1 and strengthens baffle 5, cuts apart fixed frame 1 through strengthening baffle 5 and is a plurality of and places the space, and every space of placing can set up a movable frame 7. According to the requirement on the mechanical property of the rib plate, the width-to-height ratio of the fixed frame 1 can be adjusted, or reinforcing plates 5 with different intervals are added in the hollow structure of the fixed frame 1, so that the structural strength of the fixed frame 1 is ensured.
The outer surface of the fixed end 3 of the fixed frame 1 is provided with a plurality of fork ribs 4 through welding, and the fork ribs are pre-embedded in the concrete structure 14 so as to ensure the strength of the fixed frame 1 pre-embedded in the concrete structure 14.
The invention also discloses a room system (a first room system, as shown in fig. 4 and 5) of the hollow ribbed plate for cold accumulation and heat exchange, which is used for heat exchange of the room, the ground 20 of the room is provided with a heat dissipation device 16, the heat dissipation device comprises a first hollow ribbed plate 15 arranged on the inner surface of a concrete structure 14 at the top of the room, and the first hollow ribbed plate 15 refers to the hollow ribbed plate provided with a heat exchange device; the heat exchange device is a heat pipe or a flat pipe; the heat pipe is a gravity type heat pipe, and the flat pipe is a gravity type solid cold accumulation flat pipe;
the first hollow rib plates 15 are distributed in a plurality of blocks in an array and are arranged in a high-temperature area on the concrete structure 14 above the heat dissipation equipment 16 (the concrete structure 13 can adopt thicker top plates and wall bodies to ensure enough cold storage capacity);
the heat exchange section of the heat exchange device of the first hollow rib plate 15 is positioned in the air in the room, and the condensation section of the heat exchange device of the first hollow rib plate 15 is positioned in the concrete structure 14;
the specific number and location of the first hollow rib panels 15 may be adjusted according to the room characteristics.
The room system utilizes gravity to realize natural circulation of the phase change material in the heat exchange device. When the room temperature exceeds the temperature of the concrete structure 14 by a certain value, the phase change cycle of the heat exchange device is started to rapidly introduce heat into the concrete structure 14.
The invention also discloses a room system (a second room system, as shown in fig. 6 and 7) of the hollow ribbed plate for cold accumulation and heat exchange, which is used for cold accumulation of the room, the ground 20 of the room is provided with a heat dissipation device 16, the heat dissipation device comprises a second hollow ribbed plate 17 arranged on the inner surface of the concrete structure 14 at the top of the room, and further comprises a third hollow ribbed plate 18 and a cold accumulation device 19 arranged on the outer surface of the concrete structure 14 at the top of the room;
the second hollow rib plate 17 is a hollow rib plate provided with a heat exchange device, and the heat exchange device is a heat pipe;
the third hollow rib plate 18 is a hollow rib plate provided with a heat exchange device, the heat exchange device is a flat pipe, the phase change working medium filled in the flat pipe is desalted water, and heat exchange is carried out in an ice cold storage mode;
the second hollow rib plates 17 are a plurality of blocks which are distributed in an array and are arranged in a high-temperature area on the concrete structure 14 above the heat dissipation equipment 16; the heat exchange section of the heat pipe in the second hollow rib plate 17 is positioned in the air inside the room, and the condensation section of the heat pipe in the second hollow rib plate 17 is positioned in the concrete structure 14;
the third hollow rib plates 18 are distributed in an array and correspond to the second hollow rib plates 17 in position and number one by one; the evaporation section of the flat pipe in the third hollow rib plate 18 is positioned in the concrete structure 14 and is close to the condensation section of the heat pipe in the second hollow rib plate 17; the condensation section of the flat pipe in the third hollow rib plate 18 is positioned in the cold accumulation device 19;
the cold accumulation device 19 is a refrigerator; the refrigerating capacity of the refrigerator can ensure that the proportion of ice in the flat tubes is more than 90% in normal operation.
The room system is suitable for rooms with insufficient cold storage capacity of the concrete structure 14, and adopts the cold storage device 19 as supplement. When the temperature inside the room exceeds the temperature of the concrete structure 14 by a certain value, the phase change cycle of the second hollow rib plate 17 is started to rapidly introduce heat into the concrete structure 14. When the temperature of the concrete structure 14 exceeds the temperature of the cold storage device 19 by a certain value, the phase change cycle of the third hollow rib plate 18 is started, and heat is rapidly introduced into the cold storage device 19. The room system can be used as an emergency cold source in case of room accidents, and can also be used for continuously cooling rooms in normal operation conditions.
The device according to the present invention is not limited to the embodiments described in the specific embodiments, and those skilled in the art can derive other embodiments according to the technical solutions of the present invention, and also belong to the technical innovation scope of the present invention.
Claims (10)
1. A cold-storage and heat-exchange dual-purpose hollow ribbed slab is arranged in a concrete structure (14) of a room, and is characterized in that: the heat exchanger comprises a fixed frame (1) which is internally provided with a heat exchange device in a replaceable way, wherein the fixed frame (1) is divided into a free end (2) and a fixed end (3); the fixed end (3) is arranged in the concrete structure (14) of the room; the free end (2) is positioned in the inner space of the room and is used as a replacement interface of the heat exchange device; heat in the room is conducted into the concrete structure (14) by the heat exchange means.
2. The dual-purpose hollow ribbed slab for cold and heat storage as claimed in claim 1, wherein:
the heat exchanger also comprises a movable frame (7) which can be detachably arranged in the fixed frame (1), wherein the movable frame (7) is divided into an air side heat exchange section (8) and a concrete side heat exchange section (9);
when the movable frame (7) is arranged in the fixed frame (1), the concrete side heat exchange section (9) is positioned in the fixed frame (1), the bottom of the concrete side heat exchange section (9) is positioned in the fixed end (3), and the air side heat exchange section (8) is positioned outside the free end (2) of the fixed frame (1);
a plurality of heat exchange unit lattices (12) are arranged in the movable frame (7) in an array mode, and one heat exchange device is detachably arranged on each heat exchange unit lattice (12).
3. The dual-purpose hollow ribbed slab for cold and heat storage as claimed in claim 2, wherein: the heat exchange section of the heat exchange device is positioned in the air side heat exchange section (8), and the condensation section of the heat exchange device is positioned in the concrete side heat exchange section (9).
4. The dual-purpose hollow ribbed slab for cold and heat storage as claimed in claim 3, wherein:
the heat exchange device is a heat pipe or a flat pipe; the heat pipe is a gravity type heat pipe, and the flat pipe is a gravity type solid cold accumulation flat pipe;
the phase change working medium filled in the heat pipe is a gas-liquid phase change working medium, and is vacuumized and sealed; the cladding material of the heat pipe adopts copper, carbon steel or stainless steel, and the gas-liquid phase change working medium adopts water or freon;
the phase change working medium filled in the flat tube is a solid-liquid phase change working medium, and the flat tube is kept at normal pressure and can be sealed or not sealed; the flat tube is made of copper, carbon steel or stainless steel, and the solid-liquid phase change working medium is paraffin or ice.
5. The dual-purpose hollow ribbed slab for cold and heat storage as claimed in claim 4, wherein: the concrete side heat exchange section (9) of the movable frame (7) is provided with a plurality of second bolt holes (11), the first bolt holes (6) correspond to the second bolt holes (11) in number and position one to one, and bolts (13) are arranged between the first bolt holes (6) and the second bolt holes (11) to detachably connect the fixed frame (1) and the movable frame (7).
6. The dual-purpose hollow ribbed slab for cold and heat storage as claimed in claim 5, wherein: when the movable frame (7) is arranged inside the fixed frame (1), the gap between the movable frame (7) and the fixed frame (1) is filled with a heat transfer sealant (10).
7. The dual-purpose hollow ribbed slab for cold and heat storage as claimed in claim 6, wherein: fixed frame (1) adopts carbon steel or corrosion resistant plate to bend and weld and forms, be equipped with in fixed frame (1) and strengthen baffle (5), through strengthen baffle (5) will fixed frame (1) is cut apart and is a plurality of and places the space, every place the space and can set up one movable frame (7).
8. The dual-purpose hollow ribbed slab for cold and heat storage as claimed in claim 7, wherein: the outer surface of the fixed end (3) of the fixed frame (1) is provided with a plurality of fork ribs (4).
9. Room system using a hollow ribbed panel for cold and heat storage according to claim 8, for heat exchange in a room, the floor (20) of which is provided with heat dissipating means (16), characterized in that:
comprises a first hollow rib plate (15) arranged on the inner surface of the concrete structure (14) at the top of the room, wherein the first hollow rib plate (15) is the hollow rib plate provided with the heat exchange device; the heat exchange device is the heat pipe or the flat pipe; the heat pipe is a gravity type heat pipe, and the flat pipe is a gravity type solid cold accumulation flat pipe;
the first hollow rib plates (15) are distributed in an array and arranged on the concrete structure (14) above the heat dissipation equipment (16);
the heat exchange section of the heat exchange device of the first hollow rib plate (15) is positioned in the air inside the room, and the condensation section of the heat exchange device of the first hollow rib plate (15) is positioned in the concrete structure (14);
the specific number and position of the first hollow rib plates (15) can be adjusted according to the room characteristics.
10. Room system using a hollow ribbed panel for cold and heat storage according to claim 8, for cold storage of a room, the floor (20) of which is provided with a heat dissipating device (16), characterized in that:
comprises a second hollow rib plate (17) arranged on the inner surface of the concrete structure (14) at the top of the room, and also comprises a third hollow rib plate (18) arranged on the outer surface of the concrete structure (14) at the top of the room and a cold storage device (19);
the second hollow rib plate (17) is the hollow rib plate provided with the heat exchange device, and the heat exchange device is the heat pipe;
the third hollow rib plate (18) is the hollow rib plate provided with the heat exchange device, the heat exchange device is the flat pipe, and the phase change working medium filled in the flat pipe is desalted water;
the second hollow rib plates (17) are distributed in an array and arranged on the concrete structure (14) above the heat dissipation equipment (16); the heat exchange section of the heat pipe in the second hollow rib plate (17) is positioned in the air inside the room, and the condensation section of the heat pipe in the second hollow rib plate (17) is positioned in the concrete structure (14);
the third hollow rib plates (18) are distributed in an array and correspond to the second hollow rib plates (17) in position and number one by one; the evaporation section of the flat pipe in the third hollow rib plate (18) is positioned in the concrete structure (14) and is close to the condensation section of the heat pipe in the second hollow rib plate (17); the condensation section of the flat tube in the third hollow rib plate (18) is positioned in the cold accumulation device (19);
the cold accumulation device (19) is a refrigerator; the refrigerating capacity of the refrigerator can ensure that the proportion of ice in the flat tubes is more than 90% in normal operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111469952.4A CN114383229B (en) | 2021-12-03 | 2021-12-03 | Hollow rib plate and room system for cold accumulation and heat exchange |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111469952.4A CN114383229B (en) | 2021-12-03 | 2021-12-03 | Hollow rib plate and room system for cold accumulation and heat exchange |
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| CN114383229A true CN114383229A (en) | 2022-04-22 |
| CN114383229B CN114383229B (en) | 2023-04-28 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101858619A (en) * | 2009-04-13 | 2010-10-13 | 木村工机株式会社 | Heating and cooling unit and heating and cooling device |
| JP2011227566A (en) * | 2010-04-15 | 2011-11-10 | Fujikura Ltd | Auxiliary cooling device for data center |
| JP2016071694A (en) * | 2014-09-30 | 2016-05-09 | 株式会社フジクラ | Data center |
| CN108930358A (en) * | 2017-05-22 | 2018-12-04 | 香港城市大学深圳研究院 | A kind of embedded concrete panel of heat pipe and house |
| US10605541B1 (en) * | 2016-09-20 | 2020-03-31 | Advanced Cooling Technologies, Inc. | Heat pipe—thermal storage medium based cool storage system |
| CN112611244A (en) * | 2020-11-26 | 2021-04-06 | 中国核电工程有限公司 | Passive cold accumulation type heat exchange device |
-
2021
- 2021-12-03 CN CN202111469952.4A patent/CN114383229B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101858619A (en) * | 2009-04-13 | 2010-10-13 | 木村工机株式会社 | Heating and cooling unit and heating and cooling device |
| JP2011227566A (en) * | 2010-04-15 | 2011-11-10 | Fujikura Ltd | Auxiliary cooling device for data center |
| JP2016071694A (en) * | 2014-09-30 | 2016-05-09 | 株式会社フジクラ | Data center |
| US10605541B1 (en) * | 2016-09-20 | 2020-03-31 | Advanced Cooling Technologies, Inc. | Heat pipe—thermal storage medium based cool storage system |
| CN108930358A (en) * | 2017-05-22 | 2018-12-04 | 香港城市大学深圳研究院 | A kind of embedded concrete panel of heat pipe and house |
| CN112611244A (en) * | 2020-11-26 | 2021-04-06 | 中国核电工程有限公司 | Passive cold accumulation type heat exchange device |
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| CN114383229B (en) | 2023-04-28 |
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