CN217522592U - Building microgrid power supply device - Google Patents
Building microgrid power supply device Download PDFInfo
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- CN217522592U CN217522592U CN202220171576.4U CN202220171576U CN217522592U CN 217522592 U CN217522592 U CN 217522592U CN 202220171576 U CN202220171576 U CN 202220171576U CN 217522592 U CN217522592 U CN 217522592U
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Abstract
The utility model discloses a building micro-grid power supply device, which belongs to the technical field of energy, and comprises a crystalline silicon solar component, a cadmium telluride generating component, a high-efficiency energy storage battery and an artificial intelligence control system, wherein the crystalline silicon solar component is a crystalline silicon photovoltaic battery, the cadmium telluride generating component is cadmium telluride generating glass, the crystalline silicon solar component is directly arranged on a building roof or other areas with distributed photovoltaic installation conditions, the artificial intelligence control system comprises an intelligent controller and an automatic power supply switching module which is electrically connected with the intelligent controller, the building micro-grid power supply device is provided with the crystalline silicon solar component, the cadmium telluride generating component and the high-efficiency energy storage battery depending on the available space of a building according to the condition of a user load curve, a distributed photovoltaic power station and a distributed energy storage power station are combined, the artificial intelligence system is used for coordinately controlling and accessing a 400V bus of the building for power supply, and when solar energy resources are fully utilized to provide green electricity, various power supplies are mutually coupled and cooperate to realize 'valley shifting and peak clipping', and a novel power system is constructed.
Description
Technical Field
The utility model belongs to the technical field of the energy, concretely relates to building microgrid power supply unit.
Background
Since the country constructs a novel power system taking new energy as a main body, the peak load regulation contradiction of a power grid is increasingly prominent along with the rapid increase of new energy installation, the traditional power grid dispatching can only dispatch a power supply side and a power grid side, no good measures are provided for the load side, how to play the load side regulation role is achieved, power users are stimulated to actively participate in power grid balance, and the realization of source grid load collaborative optimization is the problem to be solved urgently in the process of promoting new energy consumption work at present.
Guarantee safety and stability power supply under novel power system needs the synergism of all kinds of power supplies, and all kinds of power supplies will mutual coupling, coordination, cooperate be the direction of constructing novel power system, along with each place about the platform of the relevant policy of timesharing electrovalence mechanism, and the business peak-valley electrovalence difference of industry and commerce continuously increases, has aroused the urgent demand of business user to load side peak shaving more.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a building microgrid power supply unit to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a building microgrid power supply unit, includes brilliant silicon solar energy subassembly, cadmium telluride electricity generation subassembly, high-efficient energy storage battery and artificial intelligence control system, the distributed photovoltaic power plant that brilliant silicon solar energy subassembly, cadmium telluride electricity generation subassembly are constituteed passes through intelligent control system and user 400V bus connection, and high-efficient energy storage battery integrated energy storage power plant one end is connected with the electric wire netting, and the other end passes through intelligent control system and user 400V bus connection, and the electric wire netting passes through intelligent control system and user 400V bus connection, brilliant silicon solar energy subassembly, cadmium telluride electricity generation subassembly, high-efficient energy storage battery all are connected with artificial intelligence control system electricity.
Preferably, the crystalline silicon solar module is a crystalline silicon photovoltaic cell, and the cadmium telluride generating module is cadmium telluride generating glass and is directly installed on a building roof or other areas with distributed photovoltaic installation conditions.
Preferably, the artificial intelligence control system comprises an intelligent controller and an automatic power supply switching module electrically connected with the intelligent controller, wherein the intelligent controller is a single chip microcomputer with an MCU as a core and comprises a strong current control unit and a weak current control unit.
Preferably, the artificial intelligence control system further comprises a measuring module, a setting and displaying module, a judging and controlling module and a communication module, wherein the measuring module is used for measuring the voltage and the frequency of multiple paths of power supplies and detecting the state quantity of the change-over switch, and the setting and displaying module is provided with a key and an LCD.
Preferably, the judging and controlling module is a change-over switch device and is electrically connected with the intelligent controller, the communication module is software operated by adopting an MODBUS communication protocol and is installed on a PC, a mobile phone, a tablet or a data acquisition system, and the intelligent controller is provided with RS232C and RS485 serial communication interfaces and is electrically connected with the communication module.
Preferably, the intelligent controller is further electrically connected with the measuring module and the display module.
This practical technological effect and advantage:
according to the novel building micro-grid power supply device, a crystalline silicon solar module, a cadmium telluride power generation module and a high-efficiency energy storage battery are arranged depending on available space of a building according to the load curve condition of a user to form a distributed photovoltaic power station and a distributed energy storage power station, an artificial intelligence system is used for coordinately controlling and accessing a 400V bus of the building to supply power, solar energy resources are fully utilized in all weather to convert green power, and off-grid electric quantity of the user in a peak period is reduced;
according to the comprehensive resource conditions such as local climate, construction area, illumination, wind speed and the like, the three forms of the crystalline silicon solar module, the cadmium telluride power generation glass and the efficient energy storage battery are organically combined by combining a user load curve, so that the optimal utilization of resources is achieved;
the cadmium telluride power generation glass has low requirement on an installation angle, has excellent weak light power generation performance, can prolong the power generation time period, covers the peak time period of power utilization as far as possible, has high peak-load and frequency modulation capacity and high response speed of a high-efficiency energy storage battery, can promote the operation balance of a power grid, can be close to the peak-valley price difference of industrial and commercial users, can also be used as an emergency power supply to provide power guarantee, and forms a micro power grid capable of supplying power in all weather by connecting with an artificial intelligent control system.
Drawings
Fig. 1 is a flow chart of the working principle of the embodiment of the present invention;
fig. 2 is a block diagram of the input and output of the single chip microcomputer according to the embodiment of the present invention;
FIG. 3 is a block diagram of an artificial intelligence control system according to an embodiment of the present invention;
fig. 4 is a flowchart of the software of the single chip microcomputer according to the embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Please refer to the building microgrid power supply device shown in fig. 1-4, which comprises a crystalline silicon solar module, a cadmium telluride generating module, a high-efficiency energy storage battery and an artificial intelligent control system, wherein a distributed photovoltaic power station consisting of the crystalline silicon solar module and the cadmium telluride generating module is connected with a 400V bus of a user through the intelligent control system, one end of the energy storage power station integrated with the high-efficiency energy storage battery is connected with a power grid, the other end of the energy storage power station is connected with the 400V bus of the user through the intelligent control system, the power grid is connected with the 400V bus of the user through the intelligent control system, and the crystalline silicon solar module, the cadmium telluride generating module and the high-efficiency energy storage battery are all electrically connected with the artificial intelligent control system;
when the photovoltaic cell component is laid, the crystalline silicon solar component is a crystalline silicon photovoltaic cell, the cadmium telluride generating component is cadmium telluride generating glass and is directly installed on a building roof or other areas with distributed photovoltaic installation conditions, and the current conversion device and the energy storage cell need to be built or an existing structure is selected for fixed-point storage;
the artificial intelligence control system comprises an intelligent controller and an automatic power supply switching module electrically connected with the intelligent controller, wherein the intelligent controller is a single chip microcomputer with an MCU (microprogrammed control Unit) as a core, the intelligent controller comprises a strong current control unit and a weak current control unit, the weak current control unit is the core of the whole control unit, the detection and the man-machine interaction of multiple power supplies are completed, the device body and the intelligent controller are connected by a special cable with connectors arranged at two ends, the aim is to ensure that a stable, reliable, safe and uninterrupted power supply is provided for building users, the device is used as a guarantee for continuous power supply, the intelligent controller with the MCU as the core is combined with an automatic power supply switching technology in the design of automatic intelligent power supply switching, and the switching management of the multiple power supplies is intelligently realized.
Specifically, when the working power supply is abnormal, such as undervoltage, overvoltage, phase loss, over-frequency and the like, the working power supply is automatically and reliably switched to another normal power supply according to the specified requirements, the power supply switching sequence is that the distributed photovoltaic power station is preferentially used in daytime, then the distributed energy storage power station is used, and when the distributed photovoltaic power station and the distributed energy storage power station cannot supply power or cannot meet the load of a user, the power is taken by a power grid;
the artificial intelligence control system also comprises a measuring module, a setting and display module, a judging and control module and a communication module, wherein the measuring module is used for measuring the voltage and the frequency of a plurality of paths of power supplies, detecting the state quantity of a change-over switch, monitoring the specific states of closing, opening and tripping, the setting and display module is an LCD (liquid crystal display) large screen, and the complete Chinese operation prompt enables the setting and operation of parameters such as undervoltage, overvoltage, overclocking and the like to be more convenient.
Specifically, the judging and controlling module is a change-over switch electrically connected with the intelligent controller, the communication module is software operated by adopting MODBUS communication protocol, and is installed on a PC, a mobile phone, a panel or a data acquisition system, the intelligent controller is provided with RS232C and RS485 serial communication interfaces and is electrically connected with the communication module, a simple, convenient and practical switching management scheme of the power supply can be provided, the remote control, remote measurement and remote communication functions of switching of multiple power supplies are realized, the automatic networking of the multiple power supplies in the true sense is realized, the remote monitoring function is realized through the Internet of things, after the controller carries out delay judgment on the power supply quality of the multiple power supplies, the automatic switching time can be adjusted by 1-60 s, the functions of outputting passive contact to control the change-over switch, and the like are realized, the change-over switch can be a plurality of mechanically interlocked contactors, an electric air switch, and also can be a professional ATS, for example, SOCOMEC, and the software realizing three remote functions adopts VC + + to compile, adopts a structured and modularized programming method, a chip machine program consists of a measurement and display program, a wavelet transform filtering program, a judgment and control program, a key setting program, a parameter setting program, a watchdog protection program and the like, and is completed by C language programming, compiling and uploading.
Specifically, the intelligent controller is also electrically connected with the measuring module and the setting and display module, so that the intelligent controller integrates digitalization, intellectualization and networking, and has the functions of programmability, automatic measurement, LCD display, digital communication and the like;
with the continuous innovation and breakthrough of crystalline silicon solar power generation, cadmium telluride power generation glass and battery energy storage technologies, the solar power generation efficiency is improved, the monomer volume is reduced, the manufacturing cost is reduced, the service life of an energy storage battery and the conversion efficiency are greatly improved, three forms of crystalline silicon solar components, cadmium telluride power generation glass and high-efficiency energy storage batteries are organically combined, a good solution is provided for sustainable development of distributed photovoltaic resources and peak clipping and valley filling of a power grid, particularly for industrial and commercial users after a time-of-use electricity price mechanism is executed, the implementation of national dual-carbon target strategy and the construction of a novel power system are greatly promoted, and the three forms of the crystalline silicon solar components, the cadmium telluride power generation glass and the high-efficiency energy storage batteries are organically combined according to the comprehensive resource conditions of local climate, construction area, illumination, wind speed and the like and by combining a user load curve, optimal utilization of resources can be achieved.
The working principle is as follows:
according to the building micro-grid power supply device, in the power utilization process of a user, firstly, a distributed photovoltaic power station provides power, when photovoltaic power generation power is insufficient, the distributed energy storage power station and a power grid supplement power supply in sequence at peak time, the power grid supplements power supply in sequence at a flat section and a low-ebb time, the power grid and the distributed energy storage power station supplement power supply in sequence, if working power supplies are different, the other normal power supply is automatically and reliably switched to according to specified requirements, and the power supply switching sequence is the distributed photovoltaic power station, the power grid and the distributed energy storage power station;
an artificial intelligence system coordinates and controls a 400V bus accessed to a building to supply power, solar energy resources are fully utilized in all weather to convert green electricity, the off-grid electric quantity of users in peak time is reduced, and three forms of crystalline silicon solar modules, cadmium telluride generating glass and efficient energy storage batteries are organically combined according to comprehensive resource conditions such as local climate, construction area, illumination, wind speed and the like by combining with a user load curve to achieve the optimal utilization of resources;
the cadmium telluride power generation glass has low requirement on an installation angle, has excellent weak light power generation performance, can prolong the power generation time period, covers the peak time period of power utilization as far as possible, has high peak-load and frequency modulation capacity and high response speed of a high-efficiency energy storage battery, can promote the operation balance of a power grid, can be close to the peak-valley price difference of industrial and commercial users, can also be used as an emergency power supply to provide power guarantee, and forms a micro power grid capable of supplying power in all weather by connecting with an artificial intelligent control system.
The above description is only for the preferred embodiment of the present invention, but the scope of the invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the invention, and equivalent alternatives or modifications according to the technical solution of the invention and the practical idea thereof should be covered by the scope of the invention.
Claims (6)
1. The utility model provides a building microgrid power supply unit, includes brilliant silicon solar energy subassembly, cadmium telluride electricity generation subassembly, high-efficient energy storage battery and artificial intelligence control system, its characterized in that: the distributed photovoltaic power station composed of the crystalline silicon solar module and the cadmium telluride generating module is connected with a 400V bus of a user through an intelligent control system, one end of the high-efficiency energy storage battery integrated energy storage power station is connected with a power grid, the other end of the high-efficiency energy storage battery integrated energy storage power station is connected with the 400V bus of the user through the intelligent control system, the power grid is connected with the 400V bus of the user through the intelligent control system, and the crystalline silicon solar module, the cadmium telluride generating module and the high-efficiency energy storage battery are all electrically connected with an artificial intelligent control system.
2. The building microgrid power supply device of claim 1, characterized in that: the crystalline silicon solar module is a crystalline silicon photovoltaic cell, and the cadmium telluride generating module is cadmium telluride generating glass and is directly installed on a building roof or other areas with distributed photovoltaic installation conditions.
3. The building microgrid power supply device of claim 1, characterized in that: the artificial intelligence control system comprises an intelligent controller and an automatic power supply switching module electrically connected with the intelligent controller, wherein the intelligent controller is a single chip microcomputer with an MCU (microprogrammed control unit) as a core and comprises a strong current control unit and a weak current control unit.
4. The building microgrid power supply device of claim 3, characterized in that: the artificial intelligence control system further comprises a measuring module, a setting and display module, a judging and control module and a communication module, wherein the measuring module is used for measuring the voltage and the frequency of multiple paths of power supplies and detecting the state quantity of the change-over switch, and the setting and display module is used for setting keys and an LCD.
5. The building microgrid power supply device of claim 4, characterized in that: the judging and controlling module is a change-over switch device and is electrically connected with the intelligent controller, and the intelligent controller is provided with RS232C and RS485 serial communication interfaces and is electrically connected with the communication module.
6. The building microgrid power supply device of claim 5, characterized in that: the intelligent controller is also electrically connected with the measuring module and the display module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220171576.4U CN217522592U (en) | 2022-01-21 | 2022-01-21 | Building microgrid power supply device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220171576.4U CN217522592U (en) | 2022-01-21 | 2022-01-21 | Building microgrid power supply device |
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| CN217522592U true CN217522592U (en) | 2022-09-30 |
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| CN202220171576.4U Active CN217522592U (en) | 2022-01-21 | 2022-01-21 | Building microgrid power supply device |
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