CN112260318B - System for improving stability of 5G communication base station and control method thereof - Google Patents

System for improving stability of 5G communication base station and control method thereof Download PDF

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Publication number
CN112260318B
CN112260318B CN202011196896.7A CN202011196896A CN112260318B CN 112260318 B CN112260318 B CN 112260318B CN 202011196896 A CN202011196896 A CN 202011196896A CN 112260318 B CN112260318 B CN 112260318B
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switching tube
controllable end
controllable
output
tube
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CN112260318A (en
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杨春滨
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XIAMEN HEJIAXING ELECTRONIC Co.,Ltd.
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Xiamen Hejiaxing Electronics Co ltd
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    • 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
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/28—Arrangements for balancing of the load in a network by storage of energy
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/02—Constructional details
    • H04Q1/03—Power distribution arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/02—Constructional details
    • H04Q1/03—Power distribution arrangements
    • H04Q1/032—Power distribution arrangements power failure protection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/28—Current-supply circuits or arrangements for selection equipment at exchanges
    • 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
    • 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
    • H02J2300/28—The renewable source being wind energy
    • 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
    • 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
    • Y02E70/00—Other energy conversion or management systems reducing GHG emissions
    • Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Direct Current Feeding And Distribution (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The invention discloses a system for improving the stability of a 5G communication base station and a control method thereof, wherein the system comprises the following steps: the 5G communication base station comprises a communication rod, a shell, a fan rod and a photovoltaic panel, wherein the fan rod is fixedly arranged on the side edge of the communication rod and is vertically arranged on a fixed support in parallel together with the communication rod, the photovoltaic panel is arranged on the outer surface of the shell, a fan is arranged on the upper portion of the fan rod, a fixed position for fixing a transformer is arranged on the lower portion of the fan rod, a rectifying circuit, a switching output circuit, a DC/DC (direct current/direct current), a controller, a detection circuit, a protection circuit and an energy storage device are arranged inside the shell, the input end of the transformer is connected with a power grid and the fan, the output side of the transformer is sequentially connected with the rectifying circuit, the switching output circuit and the DC/DC, and the photovoltaic panel is connected with the energy storage device and the switching output circuit. The invention can keep the stability of the 5G communication base station.

Description

System for improving stability of 5G communication base station and control method thereof
Technical Field
The invention relates to the technical field of 5G communication, in particular to a system for improving the stability of a 5G communication base station and a control method thereof.
Background
With the continuous change and upgrade of communication technology and the continuous development of mobile terminal users, the coverage area of the base station is also continuously enlarged, the number of communication base stations is increased, and in 5G communication, the number of base stations and the number of communication devices are increased due to the high rate of 5G. However, in the process of constructing a communication base station, due to the special natural geographical conditions in some areas, the instability of the mains supply is often encountered, which causes the instability of the base station, and the normal working efficiency of the base station is difficult to achieve. How to ensure the increase of communication equipment in the 5G communication base station and simultaneously ensure the communication stability effectively, and maintain the stability of the 5G communication base station is a difficult point of the future 5G development.
Disclosure of Invention
The invention discloses a system for improving the stability of a 5G communication base station, which comprises: the 5G communication base station comprises a communication rod, a shell, a fan rod and a photovoltaic panel, wherein the fan rod is fixedly arranged on the side edge of the communication rod and is vertically arranged on a fixed support in parallel with the communication rod, the photovoltaic panel is arranged on the outer surface of the shell, a fan is arranged on the upper portion of the fan rod, a fixed position for fixing a transformer is arranged on the lower portion of the fan rod, a rectifying circuit, a switching output circuit, a DC/DC (direct current/direct current), a controller, a detection circuit, a protection circuit and an energy storage device are arranged in the shell, the input end of the transformer is connected with a power grid and the fan, the output side of the transformer is sequentially connected with the rectifying circuit, the switching output circuit and the DC/DC, the photovoltaic panel is connected with the energy storage device and the switching output circuit, the DC/DC output end is connected with a base station load, and the detection circuit is connected with the base station load, the controller controls the DC/DC and the protection circuit, the input end of the protection circuit is connected with the output end of the rectification circuit, and the on-off state of a switch device in the switching output circuit is controlled according to the output state of the rectification circuit and a control signal of the controller so as to switch the power supply mode of the 5G communication base station.
In the system for improving the stability of the 5G communication base station, the switching the power supply mode of the 5G communication base station includes: at least one or a combination of power grid power supply, fan power supply, photovoltaic panel power supply and energy storage device power supply.
The system for improving the stability of the 5G communication base station comprises a rectification circuit and a control circuit, wherein the rectification circuit comprises: a switch tube M1-M9, a capacitor C1-C5, an adjustable resistor R1, a resistor R2 and a comparator U1, wherein the input end of the transformer is connected with a power grid and a fan, the first end of the capacitor C1 is connected with the first output end of the transformer, the second end of the capacitor C1 is connected with the first end of the capacitor C2 and the first non-controllable end of the switch tube M1, the second end of the capacitor C2 is connected with the second output end of the transformer, the controllable end of the switch tube M1 is connected with the output end of the comparator U1, the second non-controllable end of the switch tube M1 is grounded, the first non-controllable end of the switch tube M2 is connected with the first end of the capacitor C1, the first non-controllable end of the switch tube M4 and the second non-controllable end of the switch tube M5, the controllable end of the switch tube M2 is connected with the second end of the capacitor C2, the second non-controllable end of the switch tube M2 is grounded, the first controllable end of the switch tube M3 and the second end of the controllable switch tube M2 are connected with the controllable end of the capacitor C3, the controllable end of the switch tube M3 is connected with the first end of the capacitor C1, the controllable end of the switch tube M4 is connected with the second non-controllable end of the switch tube M4, the second non-controllable end of the switch tube M5, the first non-controllable end of the switch tube M6, the first end of the adjustable resistor R1, the first end of the capacitor C5 and the first non-controllable end of the switch tube M10, the controllable end of the switch tube M5 is connected with the second non-controllable end of the switch tube M6, the controllable end of the switching tube M6 and the first end of the capacitor C3, the second end of the capacitor C3 is grounded, the second end of the capacitor C4 is grounded, the first end of the capacitor C4 is connected with the first non-controllable end of the switching tube M7, the controllable end of the switching tube M7 and the controllable end of the switching tube M8, the second non-controllable end of the switching tube M7 is connected with the second non-controllable end of the switching tube M8, the second non-controllable end of the switching tube M9, the controllable end of the switching tube M9 and the second non-controllable end of the switching tube M6, and the first non-controllable end of the switching tube M9 is connected with the first non-controllable end of the switching tube M8; the first end of the adjustable resistor R1 is connected with the first non-controllable end of the switch tube M6, the first end of the capacitor C5 and the first non-controllable end of the switch tube M10, the second end of the adjustable resistor R1 is connected with the first end of the resistor R2 and the positive input end of the comparator U1, the second end of the resistor R2 is grounded, the second end of the capacitor C5 is grounded, and the negative input end of the comparator U1 is connected with the controller.
The system for improving the stability of the 5G communication base station comprises the switching output circuit, wherein the switching output circuit comprises: the control circuit comprises a switching tube M10-M11 and a switching tube M24, wherein a first non-controllable end of the switching tube M10 is connected with a first end of a capacitor C5, a second non-controllable end of the switching tube M10 is connected with a first non-controllable end of a switching tube M24 and an output end of a photovoltaic panel, a controllable end of the switching tube M10 is connected with a first output end of a protection circuit, a second non-controllable end of the switching tube M24 is connected with a first input end of a DC/DC and a first non-controllable end of a switching tube M11, a controllable end of the switching tube M24 is connected with an output end of a controller, a controllable end of the switching tube M11 is connected with a second output end of the protection circuit, and a second non-controllable end of the switching tube M11 is connected with an output end of the energy storage device.
The system for improving the stability of the 5G communication base station comprises the protection circuit and a control circuit, wherein the protection circuit comprises: a current source I1, switching tubes M12-M23, a comparator U2, an inverter U3, a first end of the current source I1 being connected to the first non-controllable end of the switching tube M6, a second end of the current source I1 being connected to the first non-controllable end of the switching tube M12, the controllable end of the switching tube M12 and the controllable end of the switching tube M13, a second non-controllable end of the switching tube M12 being grounded, a first non-controllable end of the switching tube M14-M16 being connected to the first end of the current source I1, a controllable end of the switching tube M14 being connected to the controllable end of the switching tube M14, a second non-controllable end of the switching tube M14 and the controllable end of the switching tube M14, a second non-controllable end of the switching tube M14 being connected to the first non-controllable end of the switching tube M14, a controllable end of the switching tube M14 being connected to the controllable end of the switching tube M14, a second non-controllable end of the switching tube M14 and a controllable end of the switching tube M14 being connected to the controllable end of the non-controllable end of the switching tube M14, the second non-controllable end of the switching tube M15 is connected with the first non-controllable end of the switching tube M18, the second non-controllable end of the switching tube M18 is connected with the first non-controllable end of the switching tube M20, the controllable end of the switching tube M20 and the controllable end of the switching tube M21, the second non-controllable end of the switching tube M20 is connected with the first non-controllable end of the switching tube M22, the controllable end of the switching tube M22 and the controllable end of the switching tube M23, the second non-controllable end of the switching tube M22 is grounded, the controllable end of the switching tube M16 is connected with the controllable end of the switching tube M15, the second non-controllable end of the switching tube M16 is connected with the first non-controllable end of the switching tube M19, the controllable end of the switching tube M19 is connected with the controllable end of the switching tube M18, the second non-controllable end of the switching tube M19 is connected with the first non-controllable end of the switching tube M21 and the controllable end of the comparator U2, the controllable end of the switching tube M8253 is connected with the controllable end of the switching tube M69553, the second non-controllable end of the switch tube M23 is grounded, the positive input end of the comparator U2 is connected with the controller, the output end of the comparator U2 is used as the first output end of the protection circuit, the first output end is connected with the input end of the inverter U3, and the output end of the inverter U3 is used as the second output end of the protection circuit.
In the system for improving the stability of the 5G communication base station, the output end of the comparator U2 is connected with the controllable end of the switch tube M10, and the output end of the inverter U3 is connected with the controllable end of the switch tube M11.
In the system for improving the stability of the 5G communication base station, the base station load includes a plurality of communication devices, the communication devices are standby, the detection circuit is respectively connected to the communication devices and is used for detecting the working state of the communication devices and sending the working state to the controller, and the controller controls the output of the DC/DC according to the working state; the controller also receives the output state of the rectifying circuit and sends a control signal to the protection circuit according to the output state and the working state, after the protection circuit receives the control signal, the controller sends a control instruction to control the switching tubes M24-25 and sends on-off signals to the switching tube M10, the switching tube M11 and the switching tubes M24-M25, and controls the on-off of the switching tube M10, the switching tube M11 and the switching tubes M24-M25 so as to switch and control the voltage or current output to the base station load.
The system for improving the stability of the 5G communication base station comprises working states including a communication equipment starting state and a communication equipment communication state, when all communication equipment in a base station load is in the starting state, the controller controls the DC/DC to increase output current and judges whether the output state of the rectifying circuit can meet the output current requirement, if the output state can be met, the switching tube M10 and the switching tubes M24-M25 are controlled to be in a conducting power supply state, the switching tube M11 is in a disconnecting state, if the output state cannot be met, the switching tube M10, the switching tube M24 and the switching tube M11 are controlled to be in a conducting power supply state, when power grid fluctuation and fan output fluctuation occur, the switching tube M10 is controlled to be in a disconnecting state, the switching tubes M24-25 and the switching tube M11 are controlled to be in a conducting state, and when sunlight is unstable in the evening or the morning, the switching tube M25 is disconnected, and the electric energy of the photovoltaic panel is transmitted to the energy storage device; when all communication equipment in the base station load is partially in an enabled state and partially in a fault state, the communication state of the communication equipment in the enabled state is checked, when the communication state is a full-load communication state, the detection circuit sends a first number of the communication equipment in the full-load communication state to the controller, the controller sets the communication equipment with the first number as a first priority, adjusts the current supplied by the DC/DC to the communication equipment with the first number, and connects the energy storage device to the communication equipment with the first number.
The system for improving the stability of the 5G communication base station comprises an energy storage device and a super capacitor.
A method for controlling a system for improving stability of a 5G communication base station, where a base station load includes a plurality of communication devices, and the plurality of communication devices are standby to each other, the method specifically includes:
detecting the working state of the communication equipment, sending the working state to a controller, and controlling the output of the DC/DC by the controller according to the working state; receiving the output state of a rectifying circuit, and sending a control signal to a protection circuit according to the output state and the working state, wherein after the protection circuit receives the control signal, the controller sends a control instruction to control a switching tube M24-25, sends an on-off signal to a switching tube M10, a switching tube M11 and a switching tube M24-M25, and controls the on-off of a switching tube M10, a switching tube M11 and a switching tube M24-M25 so as to switch and control the voltage or current output to a base station load;
when all communication equipment in the base station load is in an enabled state, the controller controls the DC/DC to increase output current, and judges whether the output state of the rectifying circuit can meet the output current requirement, if so, the switching tube M10 and the switching tubes M24-M25 are controlled to be in a conducting power supply state, the switching tube M11 is in a disconnected state, if not, the switching tube M10, the switching tube M24 and the switching tube M11 are controlled to be in a conducting power supply state, when power grid fluctuation and fan output fluctuation occur, the switching tube M10 is controlled to be in a disconnected state, the switching tubes M24-25 and the switching tube M11 are controlled to be in a conducting state, and when sunlight is unstable in the evening or the morning, the switching tube M25 is disconnected, and the electric energy of the photovoltaic panel is transmitted to the energy storage device; when all communication equipment in the base station load is partially in an enabled state and partially in a fault state, the communication state of the communication equipment in the enabled state is checked, when the communication state is a full-load communication state, the detection circuit sends a first number of the communication equipment in the full-load communication state to the controller, the controller sets the communication equipment with the first number as a first priority, adjusts the current supplied by the DC/DC to the communication equipment with the first number, and connects the energy storage device to the communication equipment with the first number.
The invention provides a system for improving the stability of a 5G communication base station and a control method thereof, which improve the stable power supply mode of the load of the communication base station through various different switching modes, meet the requirement of high power consumption of the 5G and ensure the stability of the 5G communication base station. According to the invention, the communication base station and the fan pole are separately arranged on different poles, so that the influence of the fan on the communication base station is avoided, and the photovoltaic panel is arranged on the shell of the communication base station, so that various different power supplies are provided for the communication base station, and the stable operation of the communication base station is improved; the improvement of the invention is that the protection control can be carried out on the state of the base station load and the state of the rectification output, appropriate electric energy is provided for the base station load according to the working condition of the base station load, the base load is ensured to be in stable working, and the working stability of the 5G base is improved. The other improved point of the invention is that through the cooperation of the arrangement of the specific circuits of the rectification circuit and the protection circuit, the instability of the base station caused by the instability of the power grid can be reduced, stable backup electric energy can be timely input through the protection circuit, and the stable operation of the base can be met through the control output of the DC/DC.
Drawings
Fig. 1 is a functional diagram of a system for improving stability of a 5G communication base station according to the present invention.
Fig. 2 is a specific circuit diagram of a system for improving stability of a 5G communication base station according to the present invention.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
Fig. 1 is a functional diagram of a system for improving stability of a 5G communication base station according to the present invention.
The invention discloses a system for improving the stability of a 5G communication base station, which comprises: the 5G communication base station comprises a communication rod, a shell, a fan rod and a photovoltaic panel, wherein the fan rod is fixedly arranged on the side edge of the communication rod and is vertically arranged on a fixed support in parallel with the communication rod, the photovoltaic panel is arranged on the outer surface of the shell, a fan is arranged on the upper portion of the fan rod, a fixed position for fixing a transformer is arranged on the lower portion of the fan rod, a rectifying circuit, a switching output circuit, a DC/DC (direct current/direct current), a controller, a detection circuit, a protection circuit and an energy storage device are arranged in the shell, the input end of the transformer is connected with a power grid and the fan, the output side of the transformer is sequentially connected with the rectifying circuit, the switching output circuit and the DC/DC, the photovoltaic panel is connected with the energy storage device and the switching output circuit, the DC/DC output end is connected with a base station load, and the detection circuit is connected with the base station load, the controller controls the DC/DC and the protection circuit, the input end of the protection circuit is connected with the output end of the rectification circuit, and the on-off state of a switch device in the switching output circuit is controlled according to the output state of the rectification circuit and a control signal of the controller so as to switch the power supply mode of the 5G communication base station.
Preferably, the controller is further connected to a switching output circuit.
In the system for improving the stability of the 5G communication base station, the switching the power supply mode of the 5G communication base station includes: at least one or a combination of power grid power supply, fan power supply, photovoltaic panel power supply and energy storage device power supply.
Fig. 2 is a schematic circuit diagram of a system for improving stability of a 5G communication base station according to the present invention. The system for improving the stability of the 5G communication base station comprises a rectification circuit and a control circuit, wherein the rectification circuit comprises: a switch tube M1-M9, a capacitor C1-C5, an adjustable resistor R1, a resistor R2 and a comparator U1, wherein the input end of the transformer is connected with a power grid and a fan, the first end of the capacitor C1 is connected with the first output end of the transformer, the second end of the capacitor C1 is connected with the first end of the capacitor C2 and the first non-controllable end of the switch tube M1, the second end of the capacitor C2 is connected with the second output end of the transformer, the controllable end of the switch tube M1 is connected with the output end of the comparator U1, the second non-controllable end of the switch tube M1 is grounded, the first non-controllable end of the switch tube M2 is connected with the first end of the capacitor C1, the first non-controllable end of the switch tube M4 and the second non-controllable end of the switch tube M5, the controllable end of the switch tube M2 is connected with the second end of the capacitor C2, the second non-controllable end of the switch tube M2 is grounded, the first controllable end of the switch tube M3 and the second end of the controllable switch tube M2 are connected with the controllable end of the capacitor C3, the controllable end of the switch tube M3 is connected with the first end of the capacitor C1, the controllable end of the switch tube M4 is connected with the second non-controllable end of the switch tube M4, the second non-controllable end of the switch tube M5, the first non-controllable end of the switch tube M6, the first end of the adjustable resistor R1, the first end of the capacitor C5 and the first non-controllable end of the switch tube M10, the controllable end of the switch tube M5 is connected with the second non-controllable end of the switch tube M6, the controllable end of the switching tube M6 and the first end of the capacitor C3, the second end of the capacitor C3 is grounded, the second end of the capacitor C4 is grounded, the first end of the capacitor C4 is connected with the first non-controllable end of the switching tube M7, the controllable end of the switching tube M7 and the controllable end of the switching tube M8, the second non-controllable end of the switching tube M7 is connected with the second non-controllable end of the switching tube M8, the second non-controllable end of the switching tube M9, the controllable end of the switching tube M9 and the second non-controllable end of the switching tube M6, and the first non-controllable end of the switching tube M9 is connected with the first non-controllable end of the switching tube M8; the first end of the adjustable resistor R1 is connected with the first non-controllable end of the switch tube M6, the first end of the capacitor C5 and the first non-controllable end of the switch tube M10, the second end of the adjustable resistor R1 is connected with the first end of the resistor R2 and the positive input end of the comparator U1, the second end of the resistor R2 is grounded, the second end of the capacitor C5 is grounded, and the negative input end of the comparator U1 is connected with the controller.
The system for improving the stability of the 5G communication base station comprises the switching output circuit, wherein the switching output circuit comprises: the control circuit comprises a switching tube M10-M11 and a switching tube M24, wherein a first non-controllable end of the switching tube M10 is connected with a first end of a capacitor C5, a second non-controllable end of the switching tube M10 is connected with a first non-controllable end of a switching tube M24 and an output end of a photovoltaic panel, a controllable end of the switching tube M10 is connected with a first output end of a protection circuit, a second non-controllable end of the switching tube M24 is connected with a first input end of a DC/DC and a first non-controllable end of a switching tube M11, a controllable end of the switching tube M24 is connected with an output end of a controller, a controllable end of the switching tube M11 is connected with a second output end of the protection circuit, and a second non-controllable end of the switching tube M11 is connected with an output end of the energy storage device.
The system for improving the stability of the 5G communication base station comprises the protection circuit and a control circuit, wherein the protection circuit comprises: a current source I1, switching tubes M12-M23, a comparator U2, an inverter U3, a first end of the current source I1 being connected to the first non-controllable end of the switching tube M6, a second end of the current source I1 being connected to the first non-controllable end of the switching tube M12, the controllable end of the switching tube M12 and the controllable end of the switching tube M13, a second non-controllable end of the switching tube M12 being grounded, a first non-controllable end of the switching tube M14-M16 being connected to the first end of the current source I1, a controllable end of the switching tube M14 being connected to the controllable end of the switching tube M14, a second non-controllable end of the switching tube M14 and the controllable end of the switching tube M14, a second non-controllable end of the switching tube M14 being connected to the first non-controllable end of the switching tube M14, a controllable end of the switching tube M14 being connected to the controllable end of the switching tube M14, a second non-controllable end of the switching tube M14 and a controllable end of the switching tube M14 being connected to the controllable end of the non-controllable end of the switching tube M14, the second non-controllable end of the switching tube M15 is connected with the first non-controllable end of the switching tube M18, the second non-controllable end of the switching tube M18 is connected with the first non-controllable end of the switching tube M20, the controllable end of the switching tube M20 and the controllable end of the switching tube M21, the second non-controllable end of the switching tube M20 is connected with the first non-controllable end of the switching tube M22, the controllable end of the switching tube M22 and the controllable end of the switching tube M23, the second non-controllable end of the switching tube M22 is grounded, the controllable end of the switching tube M16 is connected with the controllable end of the switching tube M15, the second non-controllable end of the switching tube M16 is connected with the first non-controllable end of the switching tube M19, the controllable end of the switching tube M19 is connected with the controllable end of the switching tube M18, the second non-controllable end of the switching tube M19 is connected with the first non-controllable end of the switching tube M21 and the controllable end of the comparator U2, the controllable end of the switching tube M8253 is connected with the controllable end of the switching tube M69553, the second non-controllable end of the switch tube M23 is grounded, the positive input end of the comparator U2 is connected with the controller, the output end of the comparator U2 is used as the first output end of the protection circuit, the first output end is connected with the input end of the inverter U3, and the output end of the inverter U3 is used as the second output end of the protection circuit.
In the system for improving the stability of the 5G communication base station, the output end of the comparator U2 is connected with the controllable end of the switch tube M10, and the output end of the inverter U3 is connected with the controllable end of the switch tube M11.
In the system for improving the stability of the 5G communication base station, the base station load includes a plurality of communication devices, the communication devices are standby, the detection circuit is respectively connected to the communication devices and is used for detecting the working state of the communication devices and sending the working state to the controller, and the controller controls the output of the DC/DC according to the working state; the controller also receives the output state of the rectifying circuit and sends a control signal to the protection circuit according to the output state and the working state, after the protection circuit receives the control signal, the controller sends a control instruction to control the switching tubes M24-25 and sends on-off signals to the switching tube M10, the switching tube M11 and the switching tubes M24-M25, and controls the on-off of the switching tube M10, the switching tube M11 and the switching tubes M24-M25 so as to switch and control the voltage or current output to the base station load.
The system for improving the stability of the 5G communication base station comprises working states including a communication equipment starting state and a communication equipment communication state, when all communication equipment in a base station load is in the starting state, the controller controls the DC/DC to increase output current and judges whether the output state of the rectifying circuit can meet the output current requirement, if the output state can be met, the switching tube M10 and the switching tubes M24-M25 are controlled to be in a conducting power supply state, the switching tube M11 is in a disconnecting state, if the output state cannot be met, the switching tube M10, the switching tube M24 and the switching tube M11 are controlled to be in a conducting power supply state, when power grid fluctuation and fan output fluctuation occur, the switching tube M10 is controlled to be in a disconnecting state, the switching tubes M24-25 and the switching tube M11 are controlled to be in a conducting state, and when sunlight is unstable in the evening or the morning, the switching tube M25 is disconnected, and the electric energy of the photovoltaic panel is transmitted to the energy storage device; when all communication equipment in the base station load is partially in an enabled state and partially in a fault state, the communication state of the communication equipment in the enabled state is checked, when the communication state is a full-load communication state, the detection circuit sends a first number of the communication equipment in the full-load communication state to the controller, the controller sets the communication equipment with the first number as a first priority, adjusts the current supplied by the DC/DC to the communication equipment with the first number, and connects the energy storage device to the communication equipment with the first number.
The system for improving the stability of the 5G communication base station comprises an energy storage device and a super capacitor.
A method for controlling a system for improving stability of a 5G communication base station, where a base station load includes a plurality of communication devices, and the plurality of communication devices are standby to each other, the method specifically includes:
detecting the working state of the communication equipment, sending the working state to a controller, and controlling the output of the DC/DC by the controller according to the working state; receiving the output state of a rectifying circuit, and sending a control signal to a protection circuit according to the output state and the working state, wherein after the protection circuit receives the control signal, the controller sends a control instruction to control a switching tube M24-25, sends an on-off signal to a switching tube M10, a switching tube M11 and a switching tube M24-M25, and controls the on-off of a switching tube M10, a switching tube M11 and a switching tube M24-M25 so as to switch and control the voltage or current output to a base station load;
when all communication equipment in the base station load is in an enabled state, the controller controls the DC/DC to increase output current, and judges whether the output state of the rectifying circuit can meet the output current requirement, if so, the switching tube M10 and the switching tubes M24-M25 are controlled to be in a conducting power supply state, the switching tube M11 is in a disconnected state, if not, the switching tube M10, the switching tube M24 and the switching tube M11 are controlled to be in a conducting power supply state, when power grid fluctuation and fan output fluctuation occur, the switching tube M10 is controlled to be in a disconnected state, the switching tubes M24-25 and the switching tube M11 are controlled to be in a conducting state, and when sunlight is unstable in the evening or the morning, the switching tube M25 is disconnected, and the electric energy of the photovoltaic panel is transmitted to the energy storage device; when all communication equipment in the base station load is partially in an enabled state and partially in a fault state, the communication state of the communication equipment in the enabled state is checked, when the communication state is a full-load communication state, the detection circuit sends a first number of the communication equipment in the full-load communication state to the controller, the controller sets the communication equipment with the first number as a first priority, adjusts the current supplied by the DC/DC to the communication equipment with the first number, and connects the energy storage device to the communication equipment with the first number.
The invention provides a system for improving the stability of a 5G communication base station and a control method thereof, which improve the stable power supply mode of the load of the communication base station through various different switching modes, meet the requirement of high power consumption of the 5G and ensure the stability of the 5G communication base station. According to the invention, the communication base station and the fan pole are separately arranged on different poles, so that the influence of the fan on the communication base station is avoided, and the photovoltaic panel is arranged on the shell of the communication base station, so that various different power supplies are provided for the communication base station, and the stable operation of the communication base station is improved; the improvement of the invention is that the protection control can be carried out on the state of the base station load and the state of the rectification output, appropriate electric energy is provided for the base station load according to the working condition of the base station load, the base load is ensured to be in stable working, and the working stability of the 5G base is improved. The other improved point of the invention is that through the cooperation of the arrangement of the specific circuits of the rectification circuit and the protection circuit, the instability of the base station caused by the instability of the power grid can be reduced, stable backup electric energy can be timely input through the protection circuit, and the stable operation of the base can be met through the control output of the DC/DC.

Claims (8)

1. A system for improving stability of a 5G communication base station, comprising: the 5G communication base station comprises a communication rod, a shell, a fan rod and a photovoltaic panel, wherein the fan rod is fixedly arranged on the side edge of the communication rod and is vertically and parallelly arranged on a fixed support together with the communication rod, the photovoltaic panel is arranged on the outer surface of the shell, a fan is arranged on the upper portion of the fan rod, a fixed position for fixing a transformer is arranged on the lower portion of the fan rod, a rectifying circuit, a switching output circuit, a DC/DC (direct current/direct current), a controller, a detection circuit, a protection circuit and an energy storage device are arranged in the shell, the input end of the transformer is connected with a power grid and the fan, the output side of the transformer is sequentially connected with the rectifying circuit, the switching output circuit and the DC/DC, the photovoltaic panel is connected with the energy storage device and the switching output circuit, the DC/DC output end is connected with a load of the 5G communication base station, and the detection circuit is connected with a base station load, the controller controls the DC/DC and the protection circuit, the input end of the protection circuit is connected with the output end of the rectification circuit, and the on-off state of a switch device in the switching output circuit is controlled according to the output state of the rectification circuit and a control signal of the controller so as to switch the power supply mode of the 5G communication base station; the switching the power supply mode of the 5G communication base station comprises the following steps: at least one or a combination of power grid power supply, fan power supply, photovoltaic panel power supply and energy storage device power supply; the rectifier circuit includes: a switch tube M1-M9, a capacitor C1-C5, an adjustable resistor R1, a resistor R2 and a comparator U1, wherein the input end of the transformer is connected with a power grid and a fan, the first end of the capacitor C1 is connected with the first output end of the transformer, the second end of the capacitor C1 is connected with the first end of the capacitor C2 and the first non-controllable end of the switch tube M1, the second end of the capacitor C2 is connected with the second output end of the transformer, the controllable end of the switch tube M1 is connected with the output end of the comparator U1, the second non-controllable end of the switch tube M1 is grounded, the first non-controllable end of the switch tube M2 is connected with the first end of the capacitor C1, the first non-controllable end of the switch tube M4 and the second non-controllable end of the switch tube M5, the controllable end of the switch tube M2 is connected with the second end of the capacitor C2, the second non-controllable end of the switch tube M2 is grounded, the first controllable end of the switch tube M3 and the second end of the controllable switch tube M2 are connected with the controllable end of the capacitor C3, the controllable end of the switch tube M3 is connected with the first end of the capacitor C1, the controllable end of the switch tube M4 is connected with the second non-controllable end of the switch tube M4, the second non-controllable end of the switch tube M5, the first non-controllable end of the switch tube M6, the first end of the adjustable resistor R1, the first end of the capacitor C5 and the first non-controllable end of the switch tube M10, the controllable end of the switch tube M5 is connected with the second non-controllable end of the switch tube M6, the controllable end of the switching tube M6 and the first end of the capacitor C3, the second end of the capacitor C3 is grounded, the second end of the capacitor C4 is grounded, the first end of the capacitor C4 is connected with the first non-controllable end of the switching tube M7, the controllable end of the switching tube M7 and the controllable end of the switching tube M8, the second non-controllable end of the switching tube M7 is connected with the second non-controllable end of the switching tube M8, the second non-controllable end of the switching tube M9, the controllable end of the switching tube M9 and the second non-controllable end of the switching tube M6, and the first non-controllable end of the switching tube M9 is connected with the first non-controllable end of the switching tube M8; the first end of the adjustable resistor R1 is connected with the first non-controllable end of the switch tube M6, the first end of the capacitor C5 and the first non-controllable end of the switch tube M10, the second end of the adjustable resistor R1 is connected with the first end of the resistor R2 and the positive input end of the comparator U1, the second end of the resistor R2 is grounded, the second end of the capacitor C5 is grounded, and the negative input end of the comparator U1 is connected with the controller.
2. The system of claim 1, wherein the switching output circuit comprises: the control circuit comprises a switching tube M10-M11 and a switching tube M24, wherein a first non-controllable end of the switching tube M10 is connected with a first end of a capacitor C5, a second non-controllable end of the switching tube M10 is connected with a first non-controllable end of a switching tube M24 and an output end of a photovoltaic panel, a controllable end of the switching tube M10 is connected with a first output end of a protection circuit, a second non-controllable end of the switching tube M24 is connected with a first input end of a DC/DC and a first non-controllable end of a switching tube M11, a controllable end of the switching tube M24 is connected with an output end of a controller, a controllable end of the switching tube M11 is connected with a second output end of the protection circuit, and a second non-controllable end of the switching tube M11 is connected with an output end of the energy storage device.
3. The system of claim 1, wherein the protection circuit comprises: a current source I1, switching tubes M12-M23, a comparator U2, an inverter U3, a first end of the current source I1 being connected to the first non-controllable end of the switching tube M6, a second end of the current source I1 being connected to the first non-controllable end of the switching tube M12, the controllable end of the switching tube M12 and the controllable end of the switching tube M13, a second non-controllable end of the switching tube M12 being grounded, a first non-controllable end of the switching tube M14-M16 being connected to the first end of the current source I1, a controllable end of the switching tube M14 being connected to the controllable end of the switching tube M14, a second non-controllable end of the switching tube M14 and the controllable end of the switching tube M14, a second non-controllable end of the switching tube M14 being connected to the first non-controllable end of the switching tube M14, a controllable end of the switching tube M14 being connected to the controllable end of the switching tube M14, a second non-controllable end of the switching tube M14 and a controllable end of the switching tube M14 being connected to the controllable end of the non-controllable end of the switching tube M14, the second non-controllable end of the switching tube M15 is connected with the first non-controllable end of the switching tube M18, the second non-controllable end of the switching tube M18 is connected with the first non-controllable end of the switching tube M20, the controllable end of the switching tube M20 and the controllable end of the switching tube M21, the second non-controllable end of the switching tube M20 is connected with the first non-controllable end of the switching tube M22, the controllable end of the switching tube M22 and the controllable end of the switching tube M23, the second non-controllable end of the switching tube M22 is grounded, the controllable end of the switching tube M16 is connected with the controllable end of the switching tube M15, the second non-controllable end of the switching tube M16 is connected with the first non-controllable end of the switching tube M19, the controllable end of the switching tube M19 is connected with the controllable end of the switching tube M18, the second non-controllable end of the switching tube M19 is connected with the first non-controllable end of the switching tube M21 and the controllable end of the comparator U2, the controllable end of the switching tube M8253 is connected with the controllable end of the switching tube M69553, the second non-controllable end of the switch tube M23 is grounded, the positive input end of the comparator U2 is connected with the controller, the output end of the comparator U2 is used as the first output end of the protection circuit, the first output end of the protection circuit is connected with the input end of the inverter U3, and the output end of the inverter U3 is used as the second output end of the protection circuit.
4. The system as claimed in claim 3, wherein the output terminal of the comparator U2 is connected to the controllable terminal of the switch transistor M10, and the output terminal of the inverter U3 is connected to the controllable terminal of the switch transistor M11.
5. The system of claim 2, wherein the base station load comprises a plurality of communication devices, the plurality of communication devices are standby for each other, the detection circuit is connected to the plurality of communication devices respectively, and is configured to detect an operating status of the communication devices and send the operating status to the controller, and the controller controls the output of the DC/DC according to the operating status; the controller also receives the output state of the rectifying circuit and sends a control signal to the protection circuit according to the output state and the working state, after the protection circuit receives the control signal, the controller sends a control instruction to control the switching tubes M24-25 and sends on-off signals to the switching tube M10, the switching tube M11 and the switching tubes M24-M25, the on-off of the switching tube M10, the switching tube M11 and the switching tubes M24-M25 are controlled to switch and control the voltage or current output to a base station load, the controllable end of the switching tube M25 is connected with the output end of the controller, the first non-controllable end of the switching tube M25 is connected with the second non-controllable end of the switching tube M10 and the first non-controllable end of the switching tube M24, and the second non-controllable end of the switching tube M25 is connected with the photovoltaic panel.
6. The system of claim 5, wherein the operation status includes an enabled status of communication equipment and a communication status of communication equipment, when all communication equipment in the base station load is in an enabled status, the controller controls the DC/DC to increase the output current and determines whether the output status of the rectifying circuit can meet the output current requirement, if so, the switch tube M10 and the switch tubes M24-M25 are controlled to be in a conducting power supply status, the switch tube M11 is controlled to be in a disconnected status, if not, the switch tube M10, the switch tube M24 and the switch tube M11 are controlled to be in a conducting power supply status, and when the grid fluctuation and the fan output fluctuation occur, the switch tube M10 is controlled to be in a disconnected status, the switch tubes M24-25 and the switch tube M11 are controlled to be in a conducting status, when the sunlight is unstable in the evening or morning, the switching tube M25 is disconnected, and the electric energy of the photovoltaic panel is transmitted to the energy storage device; when all communication equipment in the base station load is partially in an enabled state and partially in a fault state, the communication state of the communication equipment in the enabled state is checked, when the communication state is a full-load communication state, the detection circuit sends a first number of the communication equipment in the full-load communication state to the controller, the controller sets the communication equipment with the first number as a first priority, adjusts the current supplied by the DC/DC to the communication equipment with the first number, and connects the energy storage device to the communication equipment with the first number.
7. The system of claim 1, wherein the energy storage device comprises a battery and a super capacitor.
8. The method as claimed in claim 2, wherein the base station load includes a plurality of communication devices, and the plurality of communication devices are standby with each other, and the method specifically includes:
detecting the working state of the communication equipment, sending the working state to a controller, and controlling the output of the DC/DC by the controller according to the working state; receiving the output state of a rectifying circuit, and sending a control signal to a protection circuit according to the output state and the working state, wherein after the protection circuit receives the control signal, the controller sends a control instruction to control a switching tube M24-25, sends an on-off signal to a switching tube M10, a switching tube M11 and a switching tube M24-M25, and controls the on-off of a switching tube M10, a switching tube M11 and a switching tube M24-M25 so as to switch and control the voltage or current output to a base station load; the controllable end of the switching tube M25 is connected with the output end of the controller, the first non-controllable end of the switching tube M25 is connected with the second non-controllable end of the switching tube M10 and the first non-controllable end of the switching tube M24, and the second non-controllable end of the switching tube M25 is connected with the photovoltaic panel;
when all communication equipment in the base station load is in an enabled state, the controller controls the DC/DC to increase output current, and judges whether the output state of the rectifying circuit can meet the output current requirement, if so, the switching tube M10 and the switching tubes M24-M25 are controlled to be in a conducting power supply state, the switching tube M11 is in a disconnected state, if not, the switching tube M10, the switching tube M24 and the switching tube M11 are controlled to be in a conducting power supply state, when power grid fluctuation and fan output fluctuation occur, the switching tube M10 is controlled to be in a disconnected state, the switching tubes M24-25 and the switching tube M11 are controlled to be in a conducting state, and when sunlight is unstable in the evening or the morning, the switching tube M25 is disconnected, and the electric energy of the photovoltaic panel is transmitted to the energy storage device; when all communication equipment in the base station load is partially in an enabled state and partially in a fault state, the communication state of the communication equipment in the enabled state is checked, when the communication state is a full-load communication state, the detection circuit sends a first number of the communication equipment in the full-load communication state to the controller, the controller sets the communication equipment with the first number as a first priority, adjusts the current supplied by the DC/DC to the communication equipment with the first number, and connects the energy storage device to the communication equipment with the first number.
CN202011196896.7A 2020-10-31 2020-10-31 System for improving stability of 5G communication base station and control method thereof Active CN112260318B (en)

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