CN117955164A - Photovoltaic superposition control system of 5G integrated intelligent power cabinet - Google Patents
Photovoltaic superposition control system of 5G integrated intelligent power cabinet Download PDFInfo
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- CN117955164A CN117955164A CN202410346107.5A CN202410346107A CN117955164A CN 117955164 A CN117955164 A CN 117955164A CN 202410346107 A CN202410346107 A CN 202410346107A CN 117955164 A CN117955164 A CN 117955164A
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- 238000005286 illumination Methods 0.000 claims abstract description 20
- 238000002844 melting Methods 0.000 claims description 12
- 239000000835 fiber Substances 0.000 claims description 10
- 230000008018 melting Effects 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 9
- NCZYUKGXRHBAHE-UHFFFAOYSA-K [Li+].P(=O)([O-])([O-])[O-].[Fe+2].[Li+] Chemical compound [Li+].P(=O)([O-])([O-])[O-].[Fe+2].[Li+] NCZYUKGXRHBAHE-UHFFFAOYSA-K 0.000 claims description 6
- 229910001416 lithium ion Inorganic materials 0.000 claims description 6
- 239000013307 optical fiber Substances 0.000 claims description 3
- 230000010354 integration Effects 0.000 claims 1
- 230000005611 electricity Effects 0.000 abstract description 7
- 238000010248 power generation Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 8
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/4204—Photometry, e.g. photographic exposure meter using electric radiation detectors with determination of ambient light
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00022—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for AC mains or AC distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/381—Dispersed generators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other DC sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other DC sources, e.g. providing buffering with light sensitive cells
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S50/00—Monitoring or testing of PV systems, e.g. load balancing or fault identification
- H02S50/10—Testing of PV devices, e.g. of PV modules or single PV cells
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2300/00—Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
- H02J2300/20—The dispersed energy generation being of renewable origin
- H02J2300/22—The renewable source being solar energy
- H02J2300/24—The renewable source being solar energy of photovoltaic origin
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a 5G integrated intelligent power cabinet photovoltaic superposition control system, and relates to the technical field of power grid control. The invention adopts the commercial power supply module and the photovoltaic power supply module to jointly provide electric energy for the 5G integrated intelligent power cabinet, thereby meeting the electricity demand of the 5G integrated intelligent power cabinet and realizing the purpose of saving electric energy; in addition, the control module is adopted to determine the proportion of the electric power supplied by the mains supply module to the 5G integrated intelligent power cabinet based on the illumination intensity, so that the problem of unstable photovoltaic power supply caused by factors such as large fluctuation range of the power supply voltage of the photovoltaic system, large impact on load, serious light rejection of the photovoltaic system, low power generation efficiency and the like can be solved, and the operation stability of the 5G integrated intelligent power cabinet is further improved.
Description
Technical Field
The invention relates to the technical field of power grid control, in particular to a 5G integrated intelligent power cabinet photovoltaic superposition control system.
Background
The power supply cabinet is used as a facility for providing stable power supply for load equipment in a power supply system, a large number of electric modules are integrated in the power supply cabinet, and the integrated cabinet is even more. The power cabinet can be used for power distribution of communication base stations, high-speed ETC sites and the like. With the popularization of 5G technology, the application environment is gradually covered by 5G, and the power consumption of the known 5G integrated intelligent power cabinet is higher than that of 4G/3G. Most of the existing 5G integrated intelligent power supply cabinets adopt a mains supply mode, so that the electric energy is greatly lost.
Based on the above description, in order to reduce the electric energy loss of the 5G integrated intelligent power cabinet, a mode of adopting a photovoltaic system to supply power is also provided in the prior art, but the fluctuation range of the power supply voltage of the photovoltaic system is large, the load impact is large, the light rejection of the photovoltaic system is serious, the power generation efficiency is low, and the power consumption requirement of the 5G integrated intelligent power cabinet cannot be really met.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a photovoltaic superposition control system of a 5G integrated intelligent power cabinet.
In order to achieve the above object, the present invention provides the following solutions:
A5G integrated intelligent power cabinet photovoltaic superposition control system comprises: the system comprises an illumination intensity detection module, a mains supply module, a photovoltaic power supply module and a control module;
The illumination intensity detection module, the photovoltaic power supply module and the commercial power supply module are all connected with the control module;
The illumination intensity detection module is used for detecting the illumination intensity of the environment where the 5G integrated intelligent power cabinet is located; the photovoltaic power supply module is used for converting light energy into electric energy; the commercial power supply module and the photovoltaic power supply module jointly provide electric energy for the 5G integrated intelligent power cabinet; the control module is used for determining the proportion of the electric power supplied by the commercial power supply module to the 5G integrated intelligent power cabinet based on the illumination intensity.
Optionally, the system further comprises: a battery module;
The battery module is respectively connected with the photovoltaic power supply module, the control module and the 5G integrated intelligent power cabinet; the control module is used for acquiring the electric quantity in the battery module, and generating a charging signal when the electric quantity in the battery module is lower than a set electric quantity value; the charging signal is used for controlling the photovoltaic power supply module to charge the battery module;
The battery module is used for providing electric energy for the 5G integrated intelligent power cabinet during power failure.
Optionally, during the power supply, the control module executes the following control logic:
determining the electric energy generated by the photovoltaic power supply module based on the illumination intensity;
Judging whether the electric quantity in the battery module is lower than a set electric quantity or not to obtain a judging result;
when the judgment result is yes, a charging signal is generated to control the photovoltaic power supply module to charge the battery module;
When the judging result is negative, determining the commercial power supply amount based on the total power demand of the 5G integrated intelligent power cabinet and the power energy generated by the photovoltaic power supply module, and generating a power supply control signal; the power supply control signal is used for controlling the proportion of the electric power supplied by the commercial power supply module to the 5G integrated intelligent power cabinet based on the commercial power supply quantity.
Optionally, the battery module comprises a lithium iron phosphate lithium ion battery.
Optionally, the capacity of the lithium iron phosphate lithium ion battery is 100 Ah-150 Ah.
Optionally, the 5G integrated intelligent power cabinet comprises a power module, an input/output module, a movable ring module, a lightning protection module and an ODF fiber melting module;
The power supply module is used for converting alternating current into direct current; the input and output module is connected with the power supply module; the input/output module is used for providing terminals for the input and output of the power supply module; the movable ring module monitors the working state of the 5G integrated intelligent power cabinet; the lightning protection module is used for providing a lightning protection function; the ODF fiber melting module is used for integrating and branching optical fibers.
Optionally, the input-output module supports an output of 3×40a+6×20a; or, the input-output module supports an output of 3×63a+6×32a.
Optionally, the ODF fiber melting module is a 12/24ODF fiber melting disc compatible with wavelength division function.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
The invention adopts the commercial power supply module and the photovoltaic power supply module to jointly provide electric energy for the 5G integrated intelligent power cabinet, thereby meeting the electricity demand of the 5G integrated intelligent power cabinet and realizing the purpose of saving electric energy; in addition, the control module is adopted to determine the proportion of the electric power supplied by the mains supply module to the 5G integrated intelligent power cabinet based on the illumination intensity, so that the problem of unstable photovoltaic power supply caused by factors such as large fluctuation range of the power supply voltage of the photovoltaic system, large impact on load, serious light rejection of the photovoltaic system, low power generation efficiency and the like can be solved, and the operation stability of the 5G integrated intelligent power cabinet is further improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and 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 photovoltaic superposition control system of a 5G integrated intelligent power cabinet provided by the invention;
fig. 2 is a control logic flow chart of the control module provided by the invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention aims to provide a photovoltaic superposition control system of a 5G integrated intelligent power cabinet, which can meet the power consumption requirement of the 5G integrated intelligent power cabinet in a photovoltaic power supply mode, and can improve the operation stability of the 5G integrated intelligent power cabinet while achieving the purpose of saving electric energy.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
As shown in fig. 1, the photovoltaic superposition control system of the 5G integrated intelligent power cabinet provided by the invention comprises: the system comprises an illumination intensity detection module, a mains supply module, a photovoltaic power supply module and a control module.
The illumination intensity detection module, the photovoltaic power supply module and the mains supply module are all connected with the control module.
The illumination intensity detection module is used for detecting illumination intensity of the environment where the 5G integrated intelligent power cabinet is located. The photovoltaic power supply module is used for converting light energy into electric energy. The utility power supply module and the photovoltaic power supply module jointly provide electric energy for the 5G integrated intelligent power cabinet. The control module is used for determining the proportion of the electric power supplied by the mains supply module to the 5G integrated intelligent power cabinet based on the illumination intensity.
In the practical application process, in order to ensure the electricity consumption requirement under the condition of the mains supply fault, the photovoltaic superposition control system of the 5G integrated intelligent power cabinet provided by the invention can further comprise a battery module, so that electric energy is provided for the 5G integrated intelligent power cabinet during power failure, and the operation stability of the 5G integrated intelligent power cabinet is further improved.
The battery module is connected with the photovoltaic power supply module, the control module and the 5G integrated intelligent power cabinet respectively. The control module is used for acquiring the electric quantity in the battery module, and when the electric quantity in the battery module is lower than a set electric quantity value, the control module generates a charging signal. The charging signal is used for controlling the photovoltaic power supply module to charge the battery module.
Further, in the actual application process, in order to save electric energy as much as possible under the condition of guaranteeing the electricity demand, in the power supply process, the control logic executed in the control module adopted by the invention is as follows:
1) And determining the electric energy generated by the photovoltaic power supply module based on the illumination intensity.
2) And judging whether the electric quantity in the battery module is lower than the set electric quantity or not to obtain a judging result. For example, the set power is 85% -100% of the total power of the battery module.
3) And when the judgment result is yes, generating a charging signal to control the photovoltaic power supply module to charge the battery module.
4) And when the judging result is negative, determining the supply quantity of the commercial power based on the total required electric quantity of the 5G integrated intelligent power cabinet and the electric energy generated by the photovoltaic power supply module, and generating a power supply control signal. The power supply control signal is used for controlling the proportion of the electric power supplied by the electric power supply module to the 5G integrated intelligent power cabinet based on the electric power supply quantity.
The implementation flow of the above control logic is shown in fig. 2.
Further, in the practical application process, in order to meet the current output of a specific limit when the commercial power fails, the battery in the battery module adopted by the invention preferably adopts a lithium iron phosphate lithium ion battery. The capacity of the lithium iron phosphate lithium ion battery can be 100 Ah-150 Ah.
Still further, the 5G integrated intelligent power cabinet provided by the invention can comprise a power module, an input/output module, a movable ring module, a lightning protection module and an ODF fiber melting module.
The power module is used for converting alternating current into direct current. The input/output module is connected with the power module. The input-output module is used for providing terminals for the input and output of the power supply module. For example, in the practical application process, the input-output module may support 3×40a+6×20a or 3×63a+6×32a output, and the output terminals are integrated.
The moving ring module monitors the working state of the 5G integrated intelligent power cabinet. In the practical application process, the remote turn-off module and the shunt metering module can be also selected to support functions of leasing and powering up, differentiated standby power, household metering, household turn-off and the like.
The lightning protection module is used for providing a lightning protection function so as to meet various application scenes such as floor stations, indoor substations, lamp pole stations, high-speed rail stations, rural stations and the like and capacity expansion scenes.
The ODF fiber melting module is used for integrating and splitting optical fibers. In the practical application process, the adopted ODF fiber melting module can be a 12/24ODF fiber melting disc compatible with the wavelength division function so as to meet the wiring requirement of the base station transmission optical cable.
Experiments prove that the photovoltaic superposition control system of the 5G integrated intelligent power cabinet can effectively save electric energy, the annual electricity saving cost of a single station is estimated to be 1.87 ten thousand yuan, the electricity saving cost of 100 ten thousand stations is estimated to be 187 hundred million yuan, if coal is used for generating electricity, about 749 hundred million tons of coal is saved, the discharge amount of 1866 hundred million tons of carbon dioxide is reduced in an accumulated way, and the atmospheric pollution, the solid waste discharge, the waste water discharge and the energy consumption are effectively reduced.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to assist in understanding the methods of the present invention and the core ideas thereof; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the invention.
Claims (8)
1. 5G integration wisdom power cabinet photovoltaic stack control system, its characterized in that includes: the system comprises an illumination intensity detection module, a mains supply module, a photovoltaic power supply module and a control module;
The illumination intensity detection module, the photovoltaic power supply module and the commercial power supply module are all connected with the control module;
The illumination intensity detection module is used for detecting the illumination intensity of the environment where the 5G integrated intelligent power cabinet is located; the photovoltaic power supply module is used for converting light energy into electric energy; the commercial power supply module and the photovoltaic power supply module jointly provide electric energy for the 5G integrated intelligent power cabinet; the control module is used for determining the proportion of the electric power supplied by the commercial power supply module to the 5G integrated intelligent power cabinet based on the illumination intensity.
2. The 5G integrated intelligent power cabinet photovoltaic stack control system of claim 1, further comprising: a battery module;
The battery module is respectively connected with the photovoltaic power supply module, the control module and the 5G integrated intelligent power cabinet; the control module is used for acquiring the electric quantity in the battery module, and generating a charging signal when the electric quantity in the battery module is lower than a set electric quantity value; the charging signal is used for controlling the photovoltaic power supply module to charge the battery module;
The battery module is used for providing electric energy for the 5G integrated intelligent power cabinet during power failure.
3. The 5G integrated intelligent power cabinet photovoltaic stack control system of claim 2, wherein during power supply, the control module performs the following control logic:
determining the electric energy generated by the photovoltaic power supply module based on the illumination intensity;
Judging whether the electric quantity in the battery module is lower than a set electric quantity or not to obtain a judging result;
when the judgment result is yes, a charging signal is generated to control the photovoltaic power supply module to charge the battery module;
When the judging result is negative, determining the commercial power supply amount based on the total power demand of the 5G integrated intelligent power cabinet and the power energy generated by the photovoltaic power supply module, and generating a power supply control signal; the power supply control signal is used for controlling the proportion of the electric power supplied by the commercial power supply module to the 5G integrated intelligent power cabinet based on the commercial power supply quantity.
4. The 5G integrated intelligent power cabinet photovoltaic stack control system of claim 2, wherein the battery module comprises a lithium iron phosphate lithium ion battery.
5. The 5G integrated intelligent power cabinet photovoltaic stack control system of claim 4, wherein the capacity of the lithium iron phosphate lithium ion battery is 100 ah-150 ah.
6. The 5G integrated intelligent power cabinet photovoltaic stack control system of claim 1, wherein the 5G integrated intelligent power cabinet comprises a power module, an input/output module, a moving ring module, a lightning protection module, and an ODF fiber melting module;
The power supply module is used for converting alternating current into direct current; the input and output module is connected with the power supply module; the input/output module is used for providing terminals for the input and output of the power supply module; the movable ring module monitors the working state of the 5G integrated intelligent power cabinet; the lightning protection module is used for providing a lightning protection function; the ODF fiber melting module is used for integrating and branching optical fibers.
7. The 5G integrated intelligent power cabinet photovoltaic stack control system of claim 6, wherein the input-output module supports an output of 3 x 40a+6 x 20A; or, the input-output module supports an output of 3×63a+6×32a.
8. The 5G integrated intelligent power cabinet photovoltaic stack control system of claim 6, wherein the ODF fiber-melting module is a 12/24ODF fiber-melting tray compatible with wavelength division.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410346107.5A CN117955164A (en) | 2024-03-26 | 2024-03-26 | Photovoltaic superposition control system of 5G integrated intelligent power cabinet |
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| CN202410346107.5A CN117955164A (en) | 2024-03-26 | 2024-03-26 | Photovoltaic superposition control system of 5G integrated intelligent power cabinet |
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| CN202410346107.5A Pending CN117955164A (en) | 2024-03-26 | 2024-03-26 | Photovoltaic superposition control system of 5G integrated intelligent power cabinet |
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