CN215990295U - Solar controller with high energy efficiency - Google Patents
Solar controller with high energy efficiency Download PDFInfo
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- CN215990295U CN215990295U CN202122377390.2U CN202122377390U CN215990295U CN 215990295 U CN215990295 U CN 215990295U CN 202122377390 U CN202122377390 U CN 202122377390U CN 215990295 U CN215990295 U CN 215990295U
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- module
- storage battery
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- access module
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a high-energy-efficiency solar controller, which comprises a shell, a micro-processing module, a sampling module, a solar cell access module, a storage battery access module and a load output module, wherein the micro-processing module, the sampling module, the solar cell access module, the storage battery access module and the load output module are arranged in the shell; through the controller, the solar panel can charge the storage battery and can also directly supply power to the load output module, so that the solar system can be normally used under the condition of no battery or battery damage.
Description
Technical Field
The utility model belongs to the technical field of solar controllers, and particularly relates to a high-energy-efficiency solar controller.
Background
The solar controller is called as a solar charging and discharging controller, is used in a solar power generation system, combines solar energy input, storage battery energy storage and load power supply, sets parameters for different load devices, and can perform overcharge and over-discharge protection on the storage battery, overcurrent and short-circuit protection on the load and the like.
The current solar controller generally supplies power to a load in the following manner: the method comprises the steps of firstly inputting electric energy generated by a solar cell into a storage battery for storage, and then supplying power to a load through the storage battery. The process has high electric energy loss and high dependence on the battery, so that no battery exists or the load cannot be supplied with power after the battery is damaged. In addition, the solar controller needs to have a good heat dissipation effect, the electric energy conversion efficiency can be influenced by overhigh working temperature, and hidden dangers can be brought to a storage battery and a solar cell panel.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a solar controller, which changes the sequential progressive power supply manner of the solar modules and has a good heat dissipation effect.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a solar controller with low electric energy loss comprises a shell, a micro-processing module, a sampling module, a solar cell access module, a storage battery access module and a load output module, wherein the micro-processing module, the sampling module, the solar cell access module, the storage battery access module and the load output module are arranged in the shell;
the shell comprises an insulating upper cover and a metal bottom plate connected with the bottom end of the upper cover;
the signal input end of the sampling module is connected with the signal output end of the solar cell access module, the signal output end of the storage battery access module and the signal output end of the load output module and is used for collecting current and voltage data, and the signal output end of the sampling module is connected with the signal input end of the micro-processing module;
the solar battery access module comprises a solar battery positive and negative electrode wiring terminal, the storage battery access module comprises a storage battery positive and negative electrode wiring terminal, and the load output module comprises a load positive and negative electrode wiring terminal and a USB wiring terminal;
the signal output end of the micro-processing module is connected with the signal input end of the solar cell access module, the signal input end of the storage battery access module and the signal input end of the load output module;
the solar cell access module is electrically connected with the storage battery access module and the load output module, and the storage battery access module is electrically connected with the load output module.
Further, in the above technical solution, a display screen is disposed on the surface of the insulating upper cover, and the display screen is electrically connected to the micro processing module.
Further, in the above technical scheme, the solar cell positive and negative electrode connection terminal, the storage battery positive and negative electrode connection terminal, the load positive and negative electrode connection terminal and the USB connection terminal are all fixedly mounted on the insulating upper cover, and the insulating upper cover is provided with a port corresponding thereto.
Furthermore, the insulating upper cover is hinged with a cover plate, and the cover plate is used for covering the solar battery positive and negative pole wiring terminals, the storage battery positive and negative pole wiring terminals and the load positive and negative pole wiring terminals.
Further, in the above technical solution, the insulating upper cover is provided with a plurality of heat dissipation holes.
Further, in the above technical solution, the surface of the metal base plate is provided with a plurality of heat dissipation fins.
The utility model has the beneficial effects that: the power supply mode of the solar cell is not sequentially progressive any more, the storage battery and the load can be supplied with power at will, and the electric energy conversion efficiency is improved; through louvre, metal bottom plate and fin, effectively improved the radiating efficiency, it is safe operating temperature again that the controller can keep.
Drawings
Fig. 1 is a schematic structural diagram of a solar controller according to an embodiment of the utility model;
FIG. 2 is a schematic diagram of an internal module structure of a solar controller according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of an upper cover of a solar controller according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a metal base plate of a solar controller according to an embodiment of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings and specific embodiments, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
The solar controller shown in fig. 1 to 4 comprises a shell composed of an insulating upper cover 1 and a metal bottom plate 2, and a micro-processing module 3, a sampling module 4, a solar cell access module 5, a storage battery access module 6 and a load output module 7 which are arranged in the shell.
The solar cell access module 5 comprises a solar cell positive and negative electrode access terminal 51 for accessing a solar cell panel, the storage battery access module 6 comprises a storage battery positive and negative electrode access terminal 61 for accessing a storage battery, and the load output module 7 comprises a load positive and negative electrode access terminal 71 and a USB terminal 72 for accessing a load; in this embodiment, the positive and negative electrode terminals 51, 61 and 71 of the solar cell, the storage battery and the load are all disposed at the front end of the insulating upper cover 1, and the cover plate 8 is disposed above the terminals, the cover plate 8 is hinged to the insulating upper cover 1, and the cover plate 8 prevents dust from falling into the terminals and prevents short circuit. One or more USB terminals 72 may be provided, and the specification thereof may be set according to actual needs.
The signal input end of the sampling module 4 is connected with the signal output end of the solar cell access module 5, the signal output end of the storage battery access module 6 and the signal output end of the load output module 7 and is used for collecting current and voltage data of each module; and the signal output end of the sampling module 4 is connected with the signal input end of the micro-processing module 3.
The micro-processing module 3 is electrically connected with a display screen 9, and the display screen 9 is embedded on the surface of the insulating upper cover 1. And the signal output end of the micro-processing module is connected with the signal input end of the solar cell access module 5, the signal input end of the storage battery access module 6 and the signal input end of the load output module 7.
The solar cell access module is electrically connected with the storage battery access module and the load output module, and the storage battery access module is electrically connected with the load output module. That is, in this embodiment, there are three paths for the microprocessor to control the switch, specifically: a first path between the solar cell access module 5 and the storage battery access module 6, a second path between the storage battery access module 6 and the load output module 7, and a third path between the solar cell access module 5 and the load output module 7. The working mode among the modules is as follows:
after the storage battery is connected to the controller through the positive and negative electrode access terminals 61 of the storage battery, the sampling module 4 collects signals, judges the type of the storage battery and starts the controller, and the micro-processing module 3 judges and displays the current output state of each port of the controller;
when sunlight is input, the sampling module 4 collects the electric quantity state of the storage battery accessed by the storage battery access module 6; according to the states of over-discharge, normal, floating charge, over-charge and the like of the storage battery, the on-off frequency of the first passage is controlled and adjusted, and the solar panel is ensured to normally charge the storage battery;
when a load is connected and the load output mode is started, the sampling module 4 collects the electric quantity state of the storage battery connected by the storage battery connecting module 6; the micro-processing module controls and adjusts the on-off frequency of the second channel according to the over-discharge, normal, floating charge, over-charge and other states of the storage battery, and ensures that the storage battery supplies power to the load normally;
when sunlight is input, the micro-processing module can control the solar cell panel to directly output the sunlight to a load.
Therefore, through the controller, the solar panel can charge the storage battery and can also directly supply power to the load output module, so that the solar system can be normally used under the condition that no battery exists or the battery is damaged.
In order to achieve a better heat dissipation effect and maintain a safe operating temperature of the controller, in this embodiment, the insulating upper cover 1 is provided with a plurality of heat dissipation holes 10, and the surface of the metal base plate 2 is provided with heat dissipation fins 11 for increasing a heat dissipation area, and more preferably, the heat dissipation fins 11 are arranged in parallel and perpendicular to the surface.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the utility model, and any modification, combination, replacement, or improvement made within the spirit and principle of the present invention is included in the scope of the present invention.
Claims (6)
1. A solar controller with high energy efficiency is characterized by comprising a shell, a micro-processing module, a sampling module, a solar cell access module, a storage battery access module and a load output module, wherein the micro-processing module, the sampling module, the solar cell access module, the storage battery access module and the load output module are arranged in the shell;
the shell comprises an insulating upper cover and a metal bottom plate connected with the bottom end of the upper cover;
the signal input end of the sampling module is connected with the signal output end of the solar cell access module, the signal output end of the storage battery access module and the signal output end of the load output module and is used for collecting current and voltage data, and the signal output end of the sampling module is connected with the signal input end of the micro-processing module;
the solar battery access module comprises a solar battery positive and negative electrode wiring terminal, the storage battery access module comprises a storage battery positive and negative electrode wiring terminal, and the load output module comprises a load positive and negative electrode wiring terminal and a USB wiring terminal;
the signal output end of the micro-processing module is connected with the signal input end of the solar cell access module, the signal input end of the storage battery access module and the signal input end of the load output module;
the solar cell access module is electrically connected with the storage battery access module and the load output module, and the storage battery access module is electrically connected with the load output module.
2. The solar controller according to claim 1, wherein a display screen is arranged on the surface of the insulating upper cover, and the display screen is electrically connected with the micro-processing module.
3. The solar controller according to claim 1, wherein the solar cell positive and negative terminals, the storage battery positive and negative terminals, the load positive and negative terminals and the USB terminal are all fixedly mounted on the insulating upper cover.
4. The solar controller according to claim 3, wherein the insulating upper cover is hinged with a cover plate for covering the solar battery positive and negative terminals, the storage battery positive and negative terminals and the load positive and negative terminals.
5. The solar controller of claim 1, wherein the insulating cover has a plurality of heat dissipation holes.
6. The solar controller of claim 1, wherein the surface of the metal base plate is provided with a plurality of heat sinks.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202122377390.2U CN215990295U (en) | 2021-09-29 | 2021-09-29 | Solar controller with high energy efficiency |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202122377390.2U CN215990295U (en) | 2021-09-29 | 2021-09-29 | Solar controller with high energy efficiency |
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CN215990295U true CN215990295U (en) | 2022-03-08 |
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CN202122377390.2U Active CN215990295U (en) | 2021-09-29 | 2021-09-29 | Solar controller with high energy efficiency |
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2021
- 2021-09-29 CN CN202122377390.2U patent/CN215990295U/en active Active
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