Battery storage device suitable for plateau low-temperature environment
By introducing phase change materials and an automatic control system into the battery storage device, the problem of battery temperature control in high-altitude and low-temperature environments has been solved, achieving stable battery performance and extended lifespan.
Patent Information
- Application Number
- CN202520099845.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-16
- Publication Date
- 2026-02-06
- Estimated Expiration
- 2035-01-16
AI Technical Summary
Existing technologies cannot effectively control battery temperature in high-altitude and low-temperature environments, resulting in severe damage to battery performance. Using air conditioning to regulate temperature is ineffective and requires frequent maintenance.
Employing phase change materials, a central processing unit, an axial flow fan, an infrared thermometer, a PTC heating element, and a louver structure, the battery storage device achieves temperature regulation through temperature sensing and automatic control. Combined with the use of a fan and a heater, it ensures that the battery operates within a suitable temperature range.
It achieves stable temperature control of the battery in the low-temperature environment of high altitude, improves the chemical reaction rate and energy conversion efficiency, extends battery life and reduces damage.
Smart Images
Figure CN223884545U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to battery equipment technical field especially be applicable to the battery storage device of plateau low temperature environment. BACKGROUND
[0002] At present, the battery mainly carries out heat dissipation through liquid cooling and air cooling. The liquid cooling system can satisfy excellent heat dissipation effect, but the design is complex and the cost is high. The air cooling has good heat dissipation effect and low cost, and the temperature in the plateau low temperature area is generally low, so it is the preferred mode under the condition that the system heat dissipation is small. The temperature difference between morning and evening is large in the plateau environment, the atmosphere is thin due to high altitude, the vertical climate difference is intensified by complex topography, is affected by monsoon and air is dry, vegetation coverage is less and special soil characteristics etc. make daytime temperature rise fast and night heat dissipation fast, and the temperature difference between morning and evening is significant. In summer, the sunlight directly irradiates the energy storage room, the energy storage room structure is iron sheet structure, has very high thermal conductivity, and the internal environment temperature may reach 33-36 DEG C in the closed environment in the energy storage room; the temperature is 3-8 DEG C at night, especially in winter, the extreme low temperature can cause serious damage to the performance of the energy storage battery. The existing technology cannot reasonably utilize the heat in the high temperature in the middle of the day and the cold at night. At present, most of the energy storage rooms of power stations mainly adjust the temperature by air conditioner, and the refrigeration and heating effects are influenced by the external environment temperature. In the extreme high temperature or low temperature environment, the performance of the air conditioner can be reduced, and even cannot work normally, the heating and heat dissipation effects are not good, and regular maintenance and maintenance are needed, including cleaning the filter, checking the refrigerant level. CONTENT OF THE UTILITY MODEL
[0003] The utility model aims at providing a battery storage device suitable for plateau low temperature environment, which can control the temperature in the suitable temperature range of the battery, thereby reducing the damage degree and prolonging the service life of the battery.
[0004] A battery storage device suitable for plateau low temperature environment, a shell, a phase change material, a central processing unit, an axial flow fan and a plurality of energy storage cabinets.
[0005] The phase change material is arranged on the inner wall of the shell, the central processing unit and each energy storage cabinet are arranged in the shell, and the axial flow fan is arranged on the shell.
[0006] The energy storage cabinet is used for placing energy storage batteries, and an infrared temperature measuring instrument, a PTC heating element and a cooling fan are arranged in the energy storage cabinet.
[0007] The side wall of the energy storage cabinet is provided with a ventilation opening, and a louver is arranged at the ventilation opening, the louver comprises a baffle and a rotating shaft, the rotating shaft is fixed on the side wall of the energy storage cabinet, and the baffle is rotationally connected with the rotating shaft.
[0008] The cooling fan is arranged opposite to the louver; when the cooling fan is closed, the baffle naturally droops due to gravity, and the inside of the energy storage cabinet is a closed environment.
[0009] When the cooling fan is opened, the air blown by the cooling fan pushes the baffle to rotate, the baffle rotationally connects the inside of the energy storage cabinet and the inside of the shell, and the cooling fan discharges the hot air in the energy storage cabinet into the shell.
[0010] The infrared temperature measuring instrument is used for acquiring the temperature in the energy storage cabinet and sending the temperature to the central processing unit; when the temperature is greater than a first temperature setting value, the central processing unit controls the axial flow fan and the cooling fan to be opened, and the PTC heating element is closed.
[0011] When the temperature is less than a second temperature setting value, the central processing unit controls the axial flow fan and the cooling fan to be closed, and the PTC heating element is opened; the first temperature setting value is greater than the second temperature setting value.
[0012] When the temperature is less than or equal to the first temperature setting value and greater than or equal to the second temperature setting value, the central processing unit controls the axial flow fan, the cooling fan and the PTC heating element to be closed.
[0013] Optionally, the angle between the baffle and the side wall of the energy storage cabinet is 0-90.
[0014] Optionally, the energy storage battery is provided with a heat sink.
[0015] Optionally, the heat sink is a graphite heat sink.
[0016] The effect of the utility model is as follows:
[0017] The battery storage device suitable for a highland low-temperature environment can ensure that the battery works in a suitable temperature range, thereby improving the chemical reaction rate and energy conversion efficiency of the battery, enabling the battery to release more energy and improving the overall performance.
[0018] The battery storage device suitable for a highland low-temperature environment can ensure that the battery works in a suitable temperature range, thereby reducing the damage degree of the battery and prolonging the service life of the battery.
[0019] The utility model is suitable for battery storage device of plateau low temperature environment, install graphite heat conduction sheet on battery module, connect heat channel of heating part and heat dissipation part, effective improvement heat transfer efficiency. Open louvered window ventilation opening in energy storage cabinet side wall, ventilation opening and cooling fan fixed opposite setting. When radiating, the wind power of cooling fan is changed into the power of louvered window baffle rotation, thereby changing the angle of baffle, opening louvered window, reaching the purpose of radiating. Because plateau area, most time is in low temperature state, when not radiating, louvered window will naturally droop due to gravity reason, energy storage cabinet forms airtight environment, when using heater, reduce heat loss, promote temperature, guarantee battery performance. BRIEF DESCRIPTION OF DRAWINGS
[0020] Figure 1 It is the battery storage device structure diagram suitable for plateau low temperature environment of the utility model, and the battery storage device structure diagram suitable for plateau low temperature environment of the utility model comprises the shell 1, the phase change material 13, the central processing unit 2, the axial flow fan 3 and a plurality of energy storage cabinets 4.
[0021] Figure 2 It is the louvered window structure schematic diagram of the utility model.
[0022] In the drawing: 1, shell;2, central processing unit;3, axial flow fan;4, energy storage cabinet;5, energy storage battery;6, infrared thermometer;7, PTC heating element;8, cooling fan;9, louvered window;10, baffle;11, pivot;12, heat dissipation fin;13, phase change material. DETAILED DESCRIPTION
[0023] Below, the embodiment of the utility model is explained with reference to the drawings.
[0024] Figure 1 It is the battery storage device structure diagram suitable for plateau low temperature environment of the utility model. As shown in Figure 1 The utility model provides a kind of battery storage device suitable for plateau low temperature environment, it includes: shell 1, phase change material 13, central processing unit 2, axial flow fan 3 and a plurality of energy storage cabinets 4.The number of energy storage cabinet 4 is selected according to actual demand, preferably, in the embodiment, the number of energy storage cabinet 4 is 2.
[0025] Phase change material 13 is arranged on the inner wall of shell 1;Central processing unit 2 and each energy storage cabinet 4 are arranged in shell 1;Axial flow fan 3 is arranged on shell 1;Axial flow fan 3 is used to discharge hot air in shell 1 to outside.The number of axial flow fan 3 is selected according to actual demand, preferably, in the embodiment, the number of axial flow fan 3 is 2, and 2 axial flow fans 3 are all arranged in the upper end of shell 1.
[0026] The energy storage cabinet 4 is used for placing the energy storage battery 5, and the energy storage cabinet 4 is provided with an infrared temperature measuring instrument 6, a PTC heating element 7 and a cooling fan 8; the PTC heating element 7 is used for heating the inside of the energy storage cabinet 4. The number of PTC heating elements 7 is selected according to actual needs.
[0027] The sidewall of the energy storage cabinet 4 is provided with a ventilation opening, and the ventilation opening is provided with a louver 9, as shown in Figure 2 The louver 9 includes a baffle 10 and a rotating shaft 11, the rotating shaft 11 is fixed on the sidewall of the energy storage cabinet 4, and the baffle 10 is rotationally connected with the rotating shaft 11. Preferably, the angle between the baffle 10 and the sidewall of the energy storage cabinet 4 is 0-90.
[0028] The number of energy storage batteries 5 in one energy storage cabinet 4 is selected according to actual needs, and in the embodiment, the number of energy storage batteries 5 in one energy storage cabinet 4 is 3, the number of ventilation openings, the number of louvers 9 and the number of cooling fans 8 are the same as the number of energy storage batteries 5 in one energy storage cabinet 4.
[0029] The cooling fan 8 is arranged opposite to the louver 9; when the cooling fan 8 is closed, the baffle 10 naturally droops due to gravity, and the inside of the energy storage cabinet 4 is a closed environment.
[0030] When the cooling fan 8 is opened, the wind blown by the cooling fan 8 pushes the baffle 10 to rotate, the baffle 10 rotates to communicate the inside of the energy storage cabinet 4 with the inside of the shell 1, and the cooling fan 8 discharges the hot air in the energy storage cabinet 4 to the shell 1.
[0031] The infrared temperature measuring instrument 6 is used for acquiring the temperature in the energy storage cabinet 4 and sending to the central processing unit 2, when the temperature is greater than a first temperature setting value, the central processing unit 2 controls the axial flow fan 3 and the cooling fan 8 to be opened, and the PTC heating element 7 to be closed.
[0032] When the temperature is less than a second temperature setting value, the central processing unit 2 controls the axial flow fan 3 and the cooling fan 8 to be closed, and the PTC heating element 7 to be opened; the first temperature setting value is greater than the second temperature setting value.
[0033] When the temperature is less than or equal to the first temperature setting value and greater than or equal to the second temperature setting value, the central processing unit 2 controls the axial flow fan 3, the cooling fan 8 and the PTC heating element 7 to be closed.
[0034] In order to improve the heat dissipation effect of the energy storage battery 5, the energy storage battery 5 is provided with a heat sink 12. The heat sink 12 is preferably a graphite heat sink 12.
[0035] The above embodiment only describes the preferred embodiments of the utility model, and does not limit the scope of the utility model, and various deformations and improvements of the technical scheme of the utility model made by the ordinary skilled in the art without departing from the design spirit of the utility model should fall within the protection scope determined by the utility model claim.
Claims
1. A battery storage device suitable for high altitude low temperature environment, characterized in that, It includes: shell, phase change material, central processing unit, axial flow fan and several energy storage cabinets; The phase change material is arranged on the inner wall of the shell; the central processing unit and each of the energy storage cabinets are arranged in the shell; the axial flow fan is arranged on the shell; the axial flow fan is used for discharging hot air in the shell to the outside; The energy storage cabinet is used for placing energy storage batteries, and an infrared temperature measuring instrument, a PTC heating element and a cooling fan are arranged in the energy storage cabinet; the PTC heating element is used for heating the inside of the energy storage cabinet; A ventilation opening is arranged on the side wall of the energy storage cabinet, a louver is arranged at the ventilation opening, the louver includes a baffle and a rotating shaft, the rotating shaft is fixed on the side wall of the energy storage cabinet, and the baffle is rotationally connected with the rotating shaft; The cooling fan is arranged opposite to the louver; when the cooling fan is closed, the baffle naturally droops due to gravity, and the inside of the energy storage cabinet is a closed environment; When the cooling fan is opened, the wind blown by the cooling fan pushes the baffle to rotate, the baffle rotationally connects the inside of the energy storage cabinet and the inside of the shell, and the cooling fan discharges the hot air in the energy storage cabinet to the shell; The infrared temperature measuring instrument is used for acquiring the temperature in the energy storage cabinet and sending to the central processing unit, when the temperature is greater than a first temperature setting value, the central processing unit controls the axial flow fan and the cooling fan to be opened, and the PTC heating element to be closed; When the temperature is less than a second temperature setting value, the central processing unit controls the axial flow fan and the cooling fan to be closed, and the PTC heating element to be opened; the first temperature setting value is greater than the second temperature setting value; When the temperature is less than or equal to the first temperature setting value and greater than or equal to the second temperature setting value, the central processing unit controls the axial flow fan, the cooling fan and the PTC heating element to be closed.
2. The battery storage device suitable for high altitude cryogenic environment according to claim 1, wherein, The angle between the baffle and the side wall of the energy storage cabinet is 0-90.
3. The battery storage device suitable for high altitude cryogenic environment as claimed in claim 1 wherein, The energy storage battery is provided with a heat sink.
4. The battery storage device suitable for high altitude cryogenic environment according to claim 3, wherein, The heat sink is a graphite heat sink.