CN114963639B - Integrated energy storage box refrigeration equipment - Google Patents
Integrated energy storage box refrigeration equipment Download PDFInfo
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- CN114963639B CN114963639B CN202210586793.4A CN202210586793A CN114963639B CN 114963639 B CN114963639 B CN 114963639B CN 202210586793 A CN202210586793 A CN 202210586793A CN 114963639 B CN114963639 B CN 114963639B
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- box body
- refrigeration
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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
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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
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
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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
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/14—Collecting or removing condensed and defrost water; Drip trays
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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
- F25D23/00—General constructional features
- F25D23/006—General constructional features for mounting refrigerating machinery components
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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
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The application provides an integrated energy storage system refrigeration device, comprising: the refrigerator comprises a box body, a battery rack, an inner machine of refrigeration equipment and an outer machine of refrigeration equipment; the battery rack is arranged in the box body, and divides the interior of the box body into a cold channel and a hot channel; the refrigerating equipment inner machine is arranged in the box body, an air supply opening and an air return opening are formed in the refrigerating equipment inner machine, a cold channel is formed between the air supply opening and the battery rack, and a hot channel is formed between the air supply opening and the inner wall of the box body; the refrigerating equipment outer machine is arranged outside the box body and is connected with the refrigerating equipment inner machine through an online pipe. The internal space of the box body is fully utilized, and the fusion property of the external machine of the refrigeration equipment and the energy storage box body is improved.
Description
Technical Field
The application relates to the field of air conditioner refrigeration, in particular to an integrated energy storage system refrigeration device.
Background
The refrigeration equipment of the energy storage system in the prior art is divided into integral equipment and split equipment, the integral equipment is convenient to install and high in integration level, but the internal space of the equipment caused by compact structure is tense, the air flow circulation is unreasonable, the whole energy efficiency ratio is low, the energy consumption is high, and the low-carbon and energy-saving development trend at present is not met. The split type equipment adopts an external machine which is the same as the household air conditioning equipment, a stop valve pipeline of the split type equipment is designed outside the external machine box body of the shell, the split type equipment is poor in fusion with the use environment of the energy storage system, and the split type equipment is abrupt in appearance.
Disclosure of Invention
The present application solves at least one of the technical problems in the related art to a certain extent.
Therefore, the application aims to provide the integrated energy storage system refrigeration equipment, which adopts a split type design, the interior of the energy storage box body is divided into three parts by the battery rack and the internal machine of the refrigeration equipment, and the cold channel and the hot channel are used for realizing cold and heat isolation, and the external machine of the refrigeration equipment is connected to the exterior of the energy storage box body. The internal and external space of the energy storage box body is fully utilized, so that the energy efficiency of the whole refrigerating machine is obviously improved, the cold energy utilization rate is improved, and the external machine of the refrigerating equipment adopts a symmetrical structural design, so that the attractiveness of the installed air conditioner is improved, and the integration of the installed air conditioner and an energy storage system is better.
An integrated energy storage system refrigeration device according to the present application comprises: the refrigerator comprises a box body, a battery rack, an inner machine of refrigeration equipment and an outer machine of refrigeration equipment; the battery rack is arranged in the box body, and divides the interior of the box body into a cold channel and a hot channel; the refrigerating equipment inner machine is arranged in the box body, an air supply opening and an air return opening are formed in the refrigerating equipment inner machine, a cold channel is formed between the air supply opening and the battery rack, and a heat channel is formed between the air return opening and the inner wall of the box body; the refrigerating equipment outer machine is arranged outside the box body and is connected with the refrigerating equipment inner machine through an online pipe.
According to the application, two rows of energy storage battery frames are arranged in the box body of the integrated energy storage system refrigeration equipment, and the energy storage batteries are placed in the battery frames, so that the interior of the box body is divided into three channels, the refrigeration equipment internal unit is arranged in the energy storage box body, and a cold channel and two hot channels are formed between the refrigeration equipment internal unit and the battery frames, so that cold and heat isolation is realized, the cold capacity utilization rate of the energy storage box body is improved, the internal space of the energy storage box body is fully utilized, and the whole energy efficiency is improved; meanwhile, the outer machine of the refrigeration equipment is arranged outside the energy storage box body and is connected with the inner machine of the refrigeration equipment through the hidden pipeline design of the outer machine of the refrigeration equipment, so that the fusion of the outer machine of the refrigeration equipment and the energy storage box body is improved.
In some embodiments of the present application, the battery frames are provided with a plurality of energy storage batteries, the plurality of battery frames are arranged in two rows, the back surfaces of the two rows of energy storage batteries are oppositely arranged to form a cold channel, and a hot channel is formed between the front surface of the energy storage battery and the side wall of the box body.
In some embodiments of the present application, the number of the refrigerating device internal machines is two, and the two refrigerating device internal machines are arranged opposite to each other.
In some embodiments of the application, the refrigerating device internal unit is arranged between adjacent battery frames.
In some embodiments of the application, the refrigeration appliance internal unit is disposed between the battery rack and an inner wall of the case.
In some embodiments of the application, a plurality of fans are arranged in the refrigerating equipment at the air supply outlet, and the fans are arranged in the refrigerating equipment in parallel.
In some embodiments of the present application, the number of the external machines of the refrigeration equipment is two, and the sides of the external machines of the two refrigeration equipment are opposite.
In some embodiments of the application, a gap is reserved between the external machine of the refrigeration equipment and the box body, and the distance of the gap is 90-200mm.
In some embodiments of the application, the bottom of the outer machine of the refrigeration equipment is provided with a threading hole, and the connecting pipe passes through the threading hole and extends outwards to be connected with the inner machine of the refrigeration equipment.
In some embodiments of the application, a seal plate is provided in the box at the top of the cold aisle to isolate the cold aisle from the hot aisle.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art;
fig. 1 is a schematic structural diagram of a refrigeration device of an energy storage system according to an embodiment of the present application;
fig. 2 is a schematic diagram of an internal structure of a refrigeration device of an energy storage system according to an embodiment of the present application;
FIG. 3 is a top view of an energy storage system refrigeration appliance with a top plate removed according to an embodiment of the present application;
fig. 4 is a schematic structural diagram of a battery rack connection box of the refrigeration device of the energy storage system according to the embodiment of the present application;
fig. 5 is a schematic structural diagram of an internal unit of a refrigeration device of an energy storage system refrigeration device according to an embodiment of the present application;
FIG. 6 is an internal schematic diagram of a refrigeration appliance internal unit of an energy storage system refrigeration appliance according to an embodiment of the present application;
fig. 7 is a schematic structural diagram of an external refrigeration unit of an energy storage system refrigeration unit according to an embodiment of the present application;
FIG. 8 is an internal schematic diagram of a refrigeration appliance external to an energy storage system refrigeration appliance according to an embodiment of the present application;
fig. 9 is a schematic structural diagram of an external refrigeration equipment unit of an energy storage system refrigeration equipment connected to a mounting structure according to an embodiment of the present application;
fig. 10 is a schematic structural diagram of a sealing plate of a refrigeration device of an energy storage system connected to an energy storage tank according to an embodiment of the present application;
in the above figures: a case 1; a top plate 11; a side plate 12; a bottom plate 13; a frame 14; a sealing plate 15; a battery holder 2; an internal unit 3 of the refrigeration equipment; an air return port 31; an air supply port 32; a blower 33; a side plate 34; a front panel 35; a heat exchanger 36; an electronic control box assembly 37; a compressor 38; an external machine 4 of the refrigeration equipment; an air inlet 41; an air outlet 42; a panel 43; a condenser 44; a partition plate 45; a second shut-off valve 46; a threading hole 47; a union 48; a transfusion tube 49; a cold aisle 5; a thermal channel 6.
Detailed Description
The present application will be specifically described below by way of examples. It is to be understood that elements, structures, and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.
In the present application, the air conditioner performs a refrigerating cycle of the air conditioner by using a compressor, a condenser, an expansion valve, and an evaporator assembly. The refrigeration cycle includes a number of series of processes involving compression, condensation, expansion, and evaporation, and supplies refrigerant to the conditioned and heat exchanged air.
The compressor compresses a refrigerant in a low-temperature and low-pressure state and discharges a compressed high-temperature and high-pressure refrigerant gas. The discharged refrigerant gas flows into the condenser. The condenser condenses the compressed refrigerant into a liquid phase, and heat is released to the surrounding environment through the condensation process.
The expansion valve expands the liquid-phase refrigerant in the medium-temperature high-pressure state condensed in the condenser into a low-temperature low-pressure liquid-phase refrigerant. The evaporator assembly evaporates the refrigerant expanded in the expansion valve and returns the refrigerant gas in a low temperature and low pressure state to the compressor. The evaporator assembly may achieve a refrigeration effect by utilizing the latent heat of vaporization of the refrigerant to exchange heat with the material to be cooled. In the whole cycle, the air conditioner cabinet can adjust the temperature of the indoor space.
The air conditioner cabinet includes an air conditioner cabinet indoor unit including a compressor and an outdoor heat exchanger, and an air conditioner cabinet outdoor unit including an indoor heat exchanger, and the expansion valve may be provided in the indoor unit or the outdoor unit.
The indoor heat exchanger and the outdoor heat exchanger function as a condenser or evaporator assembly. When the indoor heat exchanger is used as a condenser, the air conditioner cabinet is used as a heater for a heating mode, and when the indoor heat exchanger is used as an evaporator assembly, the air conditioner cabinet is used as a cooler for a cooling mode.
Hereinafter, embodiments of the present application will be described in detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of an energy storage system refrigeration device according to an embodiment of the present application, fig. 2 is a schematic structural diagram of an internal structure of the energy storage system refrigeration device according to an embodiment of the present application, and fig. 3 is a top view of the energy storage system refrigeration device according to an embodiment of the present application with a top plate removed.
Referring to fig. 1-3, the present application provides an integrated energy storage system refrigeration appliance comprising: the refrigerator comprises a box body 1, a battery rack 2, a refrigerating equipment inner machine 3 and a refrigerating equipment outer machine 4; the battery rack 2 is arranged in the box body 1, and the battery rack 2 divides the interior of the box body 1 into a cold channel 5 and a hot channel 6; the refrigerating equipment inner machine 3 is arranged in the box body 1, an air supply opening 32 and an air return opening 31 are formed in the refrigerating equipment inner machine 3, a cold channel 5 is formed between the air supply opening 32 and the battery frame 2, and a hot channel 6 is formed between the air outlet 42 and the inner wall of the box body 1; the refrigerating equipment outer machine 4 is arranged outside the box body 1, and the refrigerating equipment outer machine 4 is connected with the refrigerating equipment inner machine 3 through a connecting pipe 48.
The box body 1 forms the shell of the integrated energy storage system refrigeration equipment, the frame 14 is arranged in the box body 1, and the frame 14 forms the internal framework of the integrated energy storage system refrigeration equipment and plays a supporting role.
The case 1 includes a top plate 11, side plates 12, and a bottom plate 13. The case 1 is rectangular in arrangement, and a top plate 11 is provided on top of the case 1, the top plate 11 being used to define a top configuration of the case 1. A bottom plate 13 is provided at the bottom of the cabinet 1, the bottom plate 13 serving to define the bottom configuration of the cabinet 1. Side plates 12 are provided on four sides of the case 1, and the side plates 12 are used to define a side configuration of the case 1.
The top plate 11, the side plates 12 and the bottom plate 13 are all connected with the frame 14 through bolt hinges, and the structure is simple and reliable. The frame 14 adopts an integral assembly structure, and is assembled through self-tapping locking screw connection, so that the frame is simple in processing, convenient to assemble, high in assembly precision, low in transportation cost, capable of flexibly adapting to the internal assembly requirement and reliable in strength.
The refrigeration equipment outer machine 4 is provided on the side plate 12 of the case 1 in the width direction of the case 1.
Fig. 4 is a schematic structural diagram of a battery rack connection box of a refrigeration device of an energy storage system according to an embodiment of the present application.
Referring to fig. 4, a battery frame 2 is disposed in the box 1, the battery frame 2 is a frame structure with front and rear ventilation, an energy storage battery is disposed in the battery frame 2, the energy storage battery is detachably mounted on the battery frame 2, a heat dissipation fan is provided at the front end of the energy storage battery, and the wind direction is the front wind.
The battery frames 2 are arranged in a plurality, the battery frames 2 are arranged in two rows, the back surfaces of the two rows of energy storage batteries are oppositely arranged to form a cold channel 5, and a hot channel 6 is formed between the front surfaces of the energy storage batteries and the side wall of the box body 1.
When installing battery rack 2, can increase the height of battery rack 2 to the inside top of box 1 as required, install the energy storage battery in the battery rack 2, increase the battery capacity in the energy storage battery, improve the utilization ratio of box 1 altitude space, improve integrated form energy storage refrigeration equipment's design capacity, and then improved integrated form energy storage refrigeration equipment's energy density.
Fig. 5 is a schematic structural diagram of an inner unit of a refrigeration device of an energy storage system refrigeration device according to an embodiment of the present application, and fig. 6 is a schematic structural diagram of an inner unit of a refrigeration device of an energy storage system refrigeration device according to an embodiment of the present application.
Referring to fig. 5-6, there are two refrigerating device internal machines 3, and the two refrigerating device internal machines 3 are arranged opposite to each other.
In this embodiment, the refrigerating apparatus internal unit 3 may be disposed between the adjacent battery frames 2, or may be disposed between the battery frames 2 and the inner wall of the case 1.
The refrigerating equipment inner machine 3 is of a sheet metal shell structure, and the refrigerating equipment inner machine 3 comprises a shell, wherein the shell comprises a front panel 35, a side plate 34, a back plate opposite to the front panel 35, a first upper plate connected to the tops of the front panel 35 and the back plate and a first base connected to the bottoms of the front panel 35 and the back plate.
The front panel 35 is provided with an air return opening 31, the end part of the side plate 34 is provided with an air supply opening 32, the air supply opening 32 corresponds to the cold channel 5, and the air return opening 31 corresponds to the hot channel 6.
The two refrigerating device internal machines 3 are functionally symmetrical in the direction of the air supply opening 32, namely the refrigerating device internal machines 3 can supply air in the front and back directions respectively to simultaneously refrigerate the energy storage batteries on the two sides.
The air outlet 42 penetrates through the height direction of the box body 1, and the fans 33 are arranged in parallel in the box body, so that air supply is more uniform in the height direction, and local hot spots are avoided.
Be provided with heat exchanger 36, automatically controlled box subassembly 37, first stop valve, compressor 38 and connecting tube etc. in the casing, heat exchanger 36 is two, and for the structure of vertical double-deck arrangement from top to bottom, heat exchanger 36 is the angle concatenation by two straight plate type heat exchangers and forms "V type" setting in the inside of casing, set up to the evaporimeter of broken line type and have evaporimeter open end and evaporimeter closed end, the evaporimeter open end sets up towards supply-air inlet 32, the closed end of evaporimeter sets up towards return air inlet 31 to be convenient for in the limited space of the casing of refrigeration plant inner machine 3, realize the reasonable overall arrangement of heat exchanger 36, improve the heat exchange efficiency of heat exchanger 36.
Each heat exchanger 36 is connected with a water receiving tray, a water discharging opening is formed in the water receiving tray, a water discharging pipe is connected to the water discharging opening and is connected to the outside of the room, and the water discharging pipe is used for discharging condensed water to the outside of the room and preventing the condensed water from overflowing inside the refrigerating equipment inner machine 3.
The heat exchanger 36 divides the interior space of the housing into a return air side space and an air supply side space, the return air side space being provided corresponding to the closed end of the heat exchanger and the return air inlet 31, the air supply side space being provided corresponding to the open end of the heat exchanger and the air supply outlet 32.
An electric control box assembly 37, a compressor 38, a first stop valve and a connecting pipeline are arranged in the return air side space, one end of the first stop valve is connected with a connecting pipe, a pipe conveying hole and a drain hole are formed in a first base at the bottom of the return air side space, the connecting pipe penetrates through the pipe conveying hole to be connected with the refrigerating equipment external machine 4 in an outward extending mode, and the drain pipe penetrates through the drain hole to be extended to the outside from the outside to drain condensed water to the outside.
The fans 33 are disposed in the air supply side space, and the fans 33 provide power for the refrigerating equipment internal unit 3 to drive the airflow to flow, so that the air subjected to heat exchange by the heat exchanger 36 is blown out from the air supply port 32.
The fans 33 are arranged in a plurality of rows and columns, and each row and/or at least one fan 33 is arranged, when the fans 33 are in fault, the other fans 33 in the same row can play a role in driving heat exchange, so that the heat exchange efficiency of the refrigerating equipment internal unit 3 is ensured, the refrigerating equipment internal unit 3 can still maintain the refrigerating capacity, and the box body 1 can be maintained to continue to run under a certain load.
According to the application, the heat management of the energy storage battery of the integrated energy storage system is realized by adopting the refrigerating equipment internal unit 3 with front air inlet and side air outlet and combining the form of closing the gap of the battery frame 2, and the heat management form of the traditional overhead air duct is simplified.
Fig. 7 is a schematic structural diagram of an external refrigeration unit of an energy storage system refrigeration device according to an embodiment of the present application, and fig. 8 is an internal schematic diagram of an external refrigeration unit of an energy storage system refrigeration device according to an embodiment of the present application.
Referring to fig. 7 to 8, the number of the external refrigeration equipment 4 is two, and the side surfaces of the two external refrigeration equipment 4 are oppositely arranged. A gap is reserved between the outer machine 4 of the refrigeration equipment and the box body 1, and the distance of the gap is 90-200mm.
The refrigerating equipment outer machine 4 comprises a shell, the shell comprises a panel 43, a second upper plate, a rear plate, a left side plate, a right side plate and a second base, an air outlet 42 is formed in the panel 43, air inlets 41 are formed in the left side plate, the right side plate and the rear plate, the air return mode of the refrigerating equipment outer machine 4 in the embodiment can be side air return, rear air return, side surface and rear air return simultaneously, the air return area is increased, and the heat exchange efficiency is improved.
A condenser 44 and a baffle 45 are arranged in the casing, a liquid delivery pipe 49 is arranged on one side of the condenser 44, the baffle 45 is connected to one side of the condenser 44, on which the liquid delivery pipe 49 is arranged, so that the casing is divided into a fan cavity and a pipeline electric installation cavity, the liquid delivery pipe 49 is arranged in the pipeline electric installation cavity, and the condenser 44 is arranged in the fan cavity.
The inside transfer line 49, the second stop valve 46, connect in online pipe 48 and disk seat etc. of second stop valve 46 of pipeline electricity dress cavity, the through wires hole 47 has been seted up to the bottom of pipeline electricity dress cavity, online pipe 48 passes from through the through wires hole 47 and extends to the casing outside and connect in refrigeration plant inner unit 3, through setting up the pipeline in pipeline electricity dress cavity, pass the connection refrigeration plant inner unit 3 with online pipe 48 from the bottom of casing, carry out pipeline hidden design for the aesthetic degree of refrigeration plant outer unit 4 promotes, can protect the pipeline simultaneously better.
A fan, a condenser 44, a motor bracket, and the like are provided in the fan chamber.
The fans are at least two and are arranged near the air outlet 42, and are used for blowing out the air after heat exchange of the condenser 44 from the air outlet 42. The number of fans may be one or two or more, and two fans are selected in this embodiment. In this embodiment, the fan adopts axial fan blade, still is provided with motor and motor support, and the motor support is connected on the second upper plate and the second base of casing, and the motor sets up on the motor support, and the motor is connected in the fan for drive fan rotates.
Fig. 9 is a schematic structural diagram of an external refrigeration equipment unit of an energy storage system refrigeration equipment connected to a mounting structure according to an embodiment of the present application.
Referring to fig. 9, a mounting structure is connected to the rear side of the refrigeration equipment external unit 4, and is connected to the casing of the cabinet 1.
The mounting structure comprises a mounting support and a placing frame, wherein the two placing frames are arranged in parallel, the four placing frames are arranged in parallel, the placing frames are respectively and fixedly installed on the second upper plate and the second base, an inclined support is arranged between the placing frames and the front side surfaces of the mounting support, and the inclined support is used for connecting and fixing the placing frames and the mounting support. Threaded holes are formed in the mounting support, and the mounting support is connected to the box body 1 through screws penetrating through the threaded holes.
The outer machine 4 of the refrigeration equipment is connected with the box body 1 through the mounting structure, so that the fusion of the outer machine 4 of the refrigeration equipment and the box body 1 is improved.
Fig. 10 is a schematic structural diagram of a sealing plate of a refrigeration device of an energy storage system connected to an energy storage tank according to an embodiment of the present application.
Referring to fig. 10, after the refrigerating apparatus internal unit 3 and the battery frames 2 are assembled into the case 1, the top of the gap between the refrigerating apparatus internal unit 3 and the battery frames 2 is sealed by the sealing plate 15, thereby realizing cold and heat isolation, and the two adjacent battery frames 2 are connected by the battery frame connecting piece. The sealing plate 15 is then installed, and a closed cavity is formed between the battery frames 2 as the cold aisle 5. After the system operates, cold air or hot air is blown into the closed cavity at the back of the battery frame 2 through the side face of the refrigerating equipment inner machine 3, and is sucked by the energy storage battery, so that heat dissipation or waste heat of the energy storage battery is realized, and the cooling efficiency of the refrigerating equipment inner machine 3 is further effectively improved.
The following will describe the working process inside the case 1 of the refrigeration device of the integrated energy storage system in detail:
in the case 1, through placing battery rack 2 and refrigeration plant inner unit 3, cut apart case 1 inner space, form cold and hot isolated passageway, show improvement cold volume utilization ratio, avoid the return air short circuit, cold volume is extravagant.
When the refrigerating equipment inner machine 3 is placed in the middle of the box body 1, the box body 1 is divided into a left part and a right part, and the refrigerating equipment inner machine 3 supplies air to two sides through air supply openings 32 at two sides respectively. Two rows of battery frames 2 arranged in the width direction of the box body 1 are provided with energy storage batteries, and the interior of the box body 1 is divided into three parts, namely a cold channel 5 and two hot channels 6. The middle channel formed by the energy storage battery and the air supply opening 32 of the refrigerating equipment internal machine 3 is a cold channel 5, and the refrigerating equipment internal machine 3 blows cold air into the cold channel 5 to respectively radiate heat to the two rows of energy storage batteries at two sides. The two rows of energy storage batteries and the two side walls of the box body 1 respectively form a heat channel 6, cold air of the cold channel 5 is converged into the heat channel 6 after being radiated by the energy storage batteries, and returns to the refrigerating equipment inner machine 3 through the heat channel 6 and the air return opening 31 of the refrigerating equipment inner machine 3 to exchange heat, and after the hot air is changed into cold air through heat exchange, the cold air enters the cold channel 5 through the air supply opening 32 of the refrigerating equipment inner machine 3 to complete primary heat exchange.
In summary, two rows of energy storage battery frames are arranged in a box body of the integrated energy storage system refrigeration equipment, and the energy storage batteries are placed in the battery frames, so that the interior of the box body is divided into three channels, the refrigeration equipment is arranged in the energy storage box body, and a cold channel and a hot channel are formed between the refrigeration equipment and the battery frames, so that cold and hot isolation is realized, the cold capacity utilization rate of the energy storage box body is improved, the internal space of the energy storage box body is fully utilized, and the overall energy efficiency is improved; meanwhile, the outer machine of the refrigeration equipment is arranged outside the energy storage box body and is connected with the inner machine of the refrigeration equipment through the hidden pipeline design of the outer machine of the refrigeration equipment, so that the fusion of the outer machine of the refrigeration equipment and the energy storage box body is improved.
In the description of the present application, it should be understood that directions or positional relationships indicated by terms such as "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc., are based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.
The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.
The foregoing is merely illustrative embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily think about variations or substitutions within the technical scope of the present application, and the application should be covered. Therefore, the protection scope of the application is subject to the protection scope of the claims.
Claims (9)
1. An integrated energy storage system refrigeration device, comprising:
a case;
the battery rack is arranged in the box body and divides the interior of the box body into a cold channel and a hot channel;
the refrigerating equipment internal machines are arranged in the box body, an air supply opening and an air return opening are formed in the refrigerating equipment internal machines, a cold channel is formed between the air supply opening and the battery rack, a hot channel is formed between the air return opening and the inner wall of the box body, two refrigerating equipment internal machines are arranged, and the two refrigerating equipment internal machines are oppositely arranged in the box body;
the refrigerating equipment inner machine comprises a front panel, wherein the front panel is provided with the air return opening;
the end parts of the side plates of the two refrigerating equipment internal machines are provided with air supply outlets, and the two refrigerating equipment internal machines are functionally symmetrical in the direction of the air supply outlets;
the refrigerating equipment inner machine comprises a shell, wherein a heat exchanger which is arranged in an up-down double-layer mode is arranged in the shell, and the heat exchanger divides the inner space of the refrigerating equipment inner machine into a return air side space communicated with the return air inlet and an air supply side space communicated with the air supply inlet;
the refrigerating equipment external machines comprise two refrigerating equipment external machines which are oppositely arranged outside the box body, and are connected with the refrigerating equipment internal machines through online pipes;
when the hot air in the hot channel flows into the air return side space from the air return opening, the hot air and the heat exchanger change heat into cold air, and then the cold air flows into the cold channels on two sides from the air return side space through the air supply opening respectively so as to exchange heat with the battery rack.
2. The integrated energy storage system refrigeration equipment according to claim 1, wherein an energy storage battery is arranged in a plurality of battery frames, the battery frames are arranged in two rows, the back surfaces of the energy storage batteries are oppositely arranged to form the cold channel, and the front surface of the energy storage battery and the inner wall of the box body form the hot channel.
3. The integrated energy storage system refrigeration unit as set forth in claim 1 wherein said refrigeration unit internal unit is disposed between adjacent ones of said battery shelves.
4. The integrated energy storage system refrigeration appliance of claim 1, wherein the refrigeration appliance internal machine is disposed between the battery rack and an interior wall of the housing.
5. The integrated energy storage system refrigeration equipment according to claim 1, wherein a plurality of fans are arranged at the air supply opening of the refrigeration equipment internal unit, and a plurality of fans are arranged in the refrigeration equipment internal unit in parallel.
6. The integrated energy storage system refrigeration appliance of claim 1, wherein there are two external refrigeration appliance machines, and the two external refrigeration appliance machines are disposed with their sides facing each other.
7. The integrated energy storage system refrigeration equipment of claim 6, wherein a gap is reserved between an external machine of the refrigeration equipment and the box body, and the distance of the gap is 90-200mm.
8. The integrated energy storage system refrigeration unit as set forth in claim 7 wherein said refrigeration unit has a bottom opening therethrough and said on-line tube extends outwardly from said opening therethrough to connect said refrigeration unit to said internal unit.
9. The integrated energy storage system refrigeration appliance of claim 1 wherein a seal plate is disposed within the housing at the top of the cold aisle for isolating the cold aisle from the hot aisle.
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| CN202210586793.4A CN114963639B (en) | 2022-05-27 | 2022-05-27 | Integrated energy storage box refrigeration equipment |
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| CN202210586793.4A CN114963639B (en) | 2022-05-27 | 2022-05-27 | Integrated energy storage box refrigeration equipment |
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| CN114963639B true CN114963639B (en) | 2023-08-18 |
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| WO2006019021A1 (en) * | 2004-08-20 | 2006-02-23 | Yanmar Co., Ltd. | Refrigerating container and cold insulating operation control device of refrigerating container |
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| WO2015186343A1 (en) * | 2014-06-06 | 2015-12-10 | パナソニックＩｐマネジメント株式会社 | Battery room |
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| CN216120540U (en) * | 2021-04-21 | 2022-03-22 | 扬州润扬物流装备有限公司 | Miniature energy storage container |
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| US8955630B2 (en) * | 2011-12-14 | 2015-02-17 | Honda Motor Co., Ltd. | Symbiotic engine intake system and battery box |
| KR101876227B1 (en) * | 2017-09-26 | 2018-08-02 | (주)에이스엔지니어링 | Battery cooling container |
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| US4748824A (en) * | 1985-10-17 | 1988-06-07 | Daikin Industries, Ltd. | Refrigeration apparatus for transport container |
| WO2006019021A1 (en) * | 2004-08-20 | 2006-02-23 | Yanmar Co., Ltd. | Refrigerating container and cold insulating operation control device of refrigerating container |
| CN102906358A (en) * | 2010-04-06 | 2013-01-30 | 美国能量变换公司 | Container based data center solutions |
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| CN114963639A (en) | 2022-08-30 |
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