Backup power supply unit

Abstract

The present disclosure proposes a backup power supply device, including: a solar energy collection module, a solar light tracking module, an energy storage battery, an inverter and a load module; the solar energy collection module is used to convert solar energy into electrical energy; the solar light tracking module is used to automatically adjust the angle of the solar energy collection module according to the position of the sun; the energy storage battery is used to store the electricity generated by the solar energy collection module; the input end of the inverter is connected to the energy storage battery, the output end of the inverter is connected to the load module, and the inverter is used to power the load module through the energy storage battery.

Description

Technical Field

[0001] The present disclosure relates to the field of new energy technology, and in particular to a backup power supply device. Background Art

[0002] In the relevant backup power supply plan, when the city power is interrupted, relying on solar energy to charge the energy storage battery can ensure that the energy storage battery can continue to release energy at night or in the absence of light, solving the problem of city power outages during natural disasters. However, the duration of continuous power supply is related to the power of the energy storage battery. The relevant backup power supply plan also has the problem of low solar power generation efficiency, which is insufficient to support long-term power consumption of the load. Summary of the invention

[0003] The present disclosure provides a backup power supply device to solve the problem of low efficiency in utilizing solar energy to generate electricity in related solutions.

[0004] The backup power supply device provided by the embodiment of the present disclosure includes:

[0005] Solar energy collection module, solar energy tracking module, energy storage battery, inverter and load module;

[0006] The solar energy collection module is used to convert solar energy into electrical energy;

[0007] The solar tracking module is used to automatically adjust the angle of the solar energy collection module according to the position of the sun;

[0008] The energy storage battery is used to store the electricity generated by the solar energy collection module;

[0009] The input end of the inverter is connected to the energy storage battery, the output end of the inverter is connected to the load module, and the inverter is used to supply power to the load module through the energy storage battery.

[0010] In one embodiment, the solar energy collection module is a solar panel.

[0011] In one embodiment, a solar tracking module includes:

[0012] Photosensitive element, single chip microcomputer and driving circuit;

[0013] The photosensitive element is used to collect light intensity;

[0014] The single chip microcomputer is used to determine the angle to be rotated according to the light intensity collected by the photosensitive element and transmit it to the driving circuit;

[0015] The driving circuit is used to drive the steering gear to adjust the angle of the solar panel.

[0016] In one embodiment, the energy storage battery is a stacked battery.

[0017] In one embodiment, the backup power supply device further includes a wind energy collection module:

[0018] The wind energy collection module is used to convert wind energy into electrical energy.

[0019] In one embodiment, the backup power supply device further includes a battery management unit BMS protection board:

[0020] The BMS protection board is connected to the energy storage battery, and the BMS protection board is used to collect power information of the energy storage battery.

[0021] In one embodiment, the backup power supply device further includes a communication terminal:

[0022] The communication terminal is used to obtain the power information collected by the BMS protection board.

[0023] In one embodiment, serial communication is adopted between the communication terminal and the BMS protection board.

[0024] In one embodiment, the communication terminal and the external device are connected via 4G communication.

[0025] In one embodiment, the communication terminal is a computer.

[0026] In summary, the present disclosure proposes a backup power supply device, including: a solar energy collection module, a solar light tracking module, an energy storage battery, an inverter and a load module; the solar energy collection module is used to convert solar energy into electrical energy; the solar light tracking module is used to automatically adjust the angle of the solar energy collection module according to the position of the sun; the energy storage battery is used to store the electricity generated by the solar energy collection module; the input end of the inverter is connected to the energy storage battery, the output end of the inverter is connected to the load module, and the inverter is used to power the load module through the energy storage battery.

[0027] The backup power supply device provided by the present invention has a solar energy collection module that converts solar energy into electrical energy and stores it in an energy storage battery. When the city power fails, the electrical energy in the energy storage battery is used to power the load module through an inverter, thereby achieving self-sufficient power supply. In addition, through the solar tracking module in the backup power supply device, the efficiency of solar power generation can be further improved on the basis of ensuring the safe and stable operation of the load module, thereby solving the problem that the energy storage battery is insufficient to support the long-term power consumption of the load.

[0028] It is to be understood that the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the present disclosure. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] The drawings herein are incorporated into and constitute a part of the specification, illustrate embodiments consistent with the present disclosure, and together with the description are used to explain the principles of the present disclosure, and do not constitute improper limitations on the present disclosure.

[0030] Figure 1 A schematic diagram of the structure of a backup power supply device provided in an embodiment of the present disclosure. DETAILED DESCRIPTION

[0031] The following is a description of exemplary embodiments of the present disclosure in conjunction with the accompanying drawings, including various details of the embodiments of the present disclosure to facilitate understanding, which should be considered as merely exemplary. Therefore, it should be recognized by those of ordinary skill in the art that various changes and modifications may be made to the embodiments described herein without departing from the scope and spirit of the present disclosure. Similarly, for the sake of clarity and conciseness, descriptions of well-known functions and structures are omitted in the following description.

[0032] In the relevant backup power supply plan, when the city power is interrupted, relying on solar energy to charge the energy storage battery can ensure that the energy storage battery can continue to release energy at night or in the absence of light, solving the problem of city power outages during natural disasters. However, the duration of continuous power supply is related to the power of the energy storage battery. The relevant backup power supply plan also has the problem of low solar power generation efficiency, which is insufficient to support long-term power consumption of the load.

[0033] The backup power supply device provided in the present application has a solar energy collection module that converts solar energy into electrical energy and stores it in an energy storage battery. When the city power fails, the electrical energy in the energy storage battery is used to power the load module through an inverter, thereby achieving self-sufficient power supply. In addition, through the solar tracking module in the backup power supply device, the efficiency of solar power generation can be further improved on the basis of ensuring the safe and stable operation of the load module, thereby solving the problem that the energy storage battery is not sufficient to support the long-term power consumption of the load.

[0034] Combine the following Figure 1 The backup power supply device provided by the embodiment of the present invention is described in detail.

[0035] like Figure 1 As shown, the backup power supply device provided by the present invention comprises:

[0036] Solar energy collection module 101, solar energy tracking module 102, energy storage battery 103, inverter 104 and load module 105;

[0037] The solar energy collection module 101 is used to convert solar energy into electrical energy;

[0038] The solar tracking module 102 is used to automatically adjust the angle of the solar energy collection module 101 according to the position of the sun;

[0039] The energy storage battery 103 is used to store the electricity generated by the solar energy collection module 101;

[0040] The input end of the inverter 104 is connected to the energy storage battery 103 , and the output end of the inverter 104 is connected to the load module 105 . The inverter 104 is used to supply power to the load module 105 through the energy storage battery 103 .

[0041] In one embodiment, the solar energy collection module 101 can directly convert sunlight into direct current.

[0042] In one embodiment, the angle of the solar energy collection module 101 is automatically adjusted according to the position of the sun, so that the solar energy tracking module 102 is as perpendicular to the sunlight as possible, thereby achieving maximum sunlight collection.

[0043] In one embodiment, the energy storage battery 103 is also used to supply power to the load module 105 .

[0044] In one embodiment, the energy storage battery 103 may be a lead-acid battery or a lithium-ion battery.

[0045] In one embodiment, the load module 105 can be household electrical equipment or industrial electrical equipment. Household electrical equipment can be microwave ovens, cameras, air conditioners, water dispensers, lamps, etc., and industrial electrical equipment can be robots, industrial boilers, material handling equipment, etc.

[0046] In summary, in the backup power supply device provided by the present application, the solar energy collection module 101 converts solar energy into electrical energy and stores it in the energy storage battery 103. When the city power fails, the electrical energy in the energy storage battery 103 is used to power the load module 105 through the inverter 104, thereby achieving self-sufficient power supply. In addition, through the solar light tracking module 102 in the backup power supply device, the efficiency of solar power generation can be further improved on the basis of ensuring the safe and stable operation of the load module 105, thereby solving the problem that the energy storage battery 103 is insufficient to support the long-term power consumption of the load module 105.

[0047] In one embodiment, the solar energy collection module 101 is a solar panel.

[0048] In one embodiment, a solar panel is generally made of a semiconductor material (such as silicon), and when sunlight shines on the solar panel, electric current is generated through the photoelectric effect.

[0049] In one embodiment, the electric energy output by the solar panel is direct current, and the electric energy in the energy storage battery 103 is also direct current. Therefore, the electric energy output by the solar panel can be used as the energy source of the energy storage battery 103 .

[0050] In one embodiment, the solar tracking module 102 includes:

[0051] Photosensitive element, single chip microcomputer and driving circuit;

[0052] The photosensitive element is used to collect light intensity;

[0053] The single chip microcomputer is used to determine the angle to be rotated according to the light intensity collected by the photosensitive element and transmit it to the driving circuit;

[0054] The driving circuit is used to drive the steering gear to adjust the angle of the solar panel.

[0055] In one embodiment, the photosensitive element may be a photoresistor or a photodiode.

[0056] In one embodiment, there is no restriction on the number of photosensitive elements and the arrangement positions of the photosensitive elements, but usually a plurality of photosensitive elements are used and arranged in different directions to accurately determine the position of the sun.

[0057] In one embodiment, according to the light intensity collected by the photosensitive element, the angle to be rotated can be determined according to the Maximum Power Point Tracking (MPPT) algorithm. Specifically, at the maximum power point, the solar panel can provide the maximum output power. Therefore, the MPPT algorithm is used to dynamically adjust the working point to continuously find and maintain the maximum power point, so that the solar panel can output as much electrical energy as possible under any given conditions.

[0058] In one embodiment, the angle of the solar panel is adjusted by driving the servo so that the solar panel always faces the sun, thereby maximizing the energy collection efficiency.

[0059] In one embodiment, the solar tracking module 102 further includes a mounting bracket, which refers to a bracket for mounting a solar panel.

[0060] In one embodiment, the energy storage battery 103 is a stacked battery.

[0061] In one embodiment, battery packs of different capacities may be flexibly selected according to actual needs to meet different energy consumption requirements.

[0062] In one embodiment, different numbers of battery packs with the same capacity may be flexibly selected according to actual needs to meet different energy consumption requirements.

[0063] In one embodiment, the backup power supply device further includes a wind energy collection module 106:

[0064] The wind energy collection module 106 is used to convert wind energy into electrical energy.

[0065] In one embodiment, the wind energy collection module 106 may also use other clean energy sources, such as hydropower and power grids.

[0066] In one embodiment, by using the wind energy collection module 106 to convert wind energy into electrical energy, the problem of solar energy collection module 101 generating electricity in cloudy days, nights and other environments can be avoided.

[0067] In one embodiment, the backup power supply device further includes a battery management system (BMS) protection board 107:

[0068] The BMS protection board 107 is connected to the energy storage battery 103 , and the BMS protection board 107 is used to collect power information of the energy storage battery 103 .

[0069] In one embodiment, the BMS protection board 107 can monitor the state of the energy storage battery 103 to prevent the energy storage battery 103 from being overcharged and over-discharged, so as to extend the service life of the energy storage battery 103, wherein the state of the energy storage battery 103 includes the power of the energy storage battery 103 and the voltage of each branch and the total voltage.

[0070] In one embodiment, the BMS protection board 107 is also connected to the inverter 104. By connecting the BMS protection board 107 to the inverter 104, it can be ensured that information can be exchanged between the two in real time, thereby optimizing the operation of the power system and improving safety.

[0071] In one embodiment, the backup power supply device further includes a communication terminal 108:

[0072] The communication terminal 108 is used to obtain the power information collected by the BMS protection board 107 .

[0073] In one embodiment, the power information collected by the BMS protection board 107 is obtained through the communication terminal 108, and the user or manager can obtain the status information of the energy storage battery 103 in real time, and remote monitoring, data analysis and system management can be realized.

[0074] In one embodiment, serial communication is adopted between the communication terminal 108 and the BMS protection board 107 .

[0075] In one embodiment, by using serial communication between the communication terminal 108 and the BMS protection board 107 , power consumption and cost can be reduced.

[0076] In one embodiment, the communication terminal 108 is connected to the external device via 4G communication 109 .

[0077] In one embodiment, the external device may be a mobile phone, a smart watch, a tablet computer, a computer or the like.

[0078] In one embodiment, the communication terminal 108 and the external device are also connected via 5G communication or WIFI communication.

[0079] In one embodiment, the communication terminal 108 is a computer.

[0080] In one embodiment, the computer may be an industrial computer, an embedded computer, or a notebook computer, which may be flexibly selected according to the application scenario.

[0081] In the description of the present invention, it is to be understood that the terms “center”, “longitudinal”, “lateral”, “length”, “width”, “thickness”, “up”, “down”, “front”, “back”, “left”, “right”, “vertical”, “horizontal”, “top”, “bottom”, “inside”, “outside”, “clockwise”, “counterclockwise”, “axial”, “radial”, “circumferential”, etc., indicating orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0082] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0083] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0084] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0085] In the present invention, the terms "one embodiment", "some embodiments", "examples", "specific examples", or "some examples" etc. mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the described specific features, structures, materials or characteristics may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0086] Although the embodiments of the present invention have been shown and described above, it is to be understood that the above embodiments are exemplary and are not to be construed as limitations of the present invention. A person skilled in the art may change, modify, replace and vary the above embodiments within the scope of the present invention.

Claims

1. A backup power supply device, characterized in that: include: Solar energy collection module, solar energy tracking module, energy storage battery, inverter and load module; The solar energy collection module is used to convert solar energy into electrical energy; The solar tracking module is used to automatically adjust the angle of the solar energy collection module according to the position of the sun; The energy storage battery is used to store the electricity generated by the solar energy collection module; The input end of the inverter is connected to the energy storage battery, the output end of the inverter is connected to the load module, and the inverter is used to supply power to the load module through the energy storage battery.

2. The backup power supply device according to claim 1, characterized in that: The solar energy collection module is a solar panel.

3. The backup power supply device according to claim 1, characterized in that: The solar light tracking module comprises: Photosensitive element, single chip microcomputer and driving circuit; The photosensitive element is used to collect light intensity; The single chip microcomputer is used to determine the angle to be rotated according to the light intensity collected by the photosensitive element and transmit it to the driving circuit; The driving circuit is used to drive the steering gear to adjust the angle of the solar panel.

4. The backup power supply device according to claim 1, characterized in that: The energy storage battery is a stacked battery.

5. The backup power supply device according to claim 1, characterized in that: The backup power supply device also includes a wind energy collection module: The wind energy collection module is used to convert wind energy into electrical energy.

6. The backup power supply device according to claim 1, characterized in that: The backup power supply device also includes a battery management unit BMS protection board: The BMS protection board is connected to the energy storage battery, and the BMS protection board is used to collect power information of the energy storage battery.

7. The backup power supply device according to claim 1, characterized in that: The backup power supply device also includes a communication terminal: The communication terminal is used to obtain the power information collected by the BMS protection board.

8. The backup power supply device according to claim 7, characterized in that: Serial communication is adopted between the communication terminal and the BMS protection board.

9. The backup power supply device according to claim 7, characterized in that: The communication terminal is connected to the external device via 4G communication.

10. The backup power supply device according to any one of claims 7 to 9, characterized in that: The communication terminal is a computer.

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