CN206506347U - A communication base station energy storage power supply system - Google Patents

Abstract

The utility model provides an energy storage and power supply system for a communication base station, which includes a wind generator, a photovoltaic module, a fuel power generation system, a city power supply, an energy storage battery and a communication base station control cabinet; Equipped with wind-solar hybrid controller, automatic transfer switch, rectifier module and inverter; the utility power and fuel power generation system are connected to the input end of the rectifier module through the automatic transfer switch, and the rectifier module is connected to the wind-solar hybrid controller; wind power generator, photovoltaic module and the rectifier module are connected to the wind-solar hybrid controller; the wind-solar hybrid controller is connected to the energy storage battery. The utility model has the beneficial effects of high integration, good controllability, strong reliability, and long continuous power supply time; it meets the supporting power supply requirements of communication base stations under normal weather conditions, and realizes uninterrupted power supply under extremely bad weather conditions, ensuring The communication base station is operating normally.

Description

A communication base station energy storage power supply system

technical field

The utility model belongs to the technical field of energy storage and power supply, in particular to an energy storage and power supply system for a communication base station.

Background technique

With the rapid development of the communication industry, the demand for mobile communication in remote areas and areas without electricity is increasing day by day, which puts forward higher requirements for the coverage of communication base stations. Communication base stations are generally built in the suburbs, on both sides of roads, farmland and mountain tops. Due to inconvenient transportation, daily maintenance is difficult. Therefore, when designing communication base stations, it is necessary to consider the supporting energy storage power supply system. In the existing technology, the power supply system equipped with the communication base station includes solar power supply system and wind-solar hybrid power supply system. Effectively solve the problem of communication quality, but this kind of power supply system using natural laws is greatly affected by objective conditions, and it is easy to be restricted by the environment under adverse weather conditions. In severe weather conditions, because the equipped power supply system cannot provide uninterrupted power supply, communication interruption or unstable communication may occur from time to time.

Contents of the invention

The problem to be solved by the utility model is to provide an energy storage and power supply system for a communication base station to ensure continuous and stable power supply with sufficient capacity of electric energy.

In order to solve the above technical problems, the technical solution adopted by the utility model is: a communication base station energy storage power supply system, including wind power generators, photovoltaic modules, fuel power generation systems, mains power, energy storage batteries and communication base station control cabinets; The wind power generator, the photovoltaic module and the control cabinet of the communication base station are equipped with a wind-solar hybrid controller, an automatic transfer switch, a rectifier module, and an inverter; Connected to the input end of the rectification module, the rectification module is connected to the wind-solar hybrid controller; the wind generator, the photovoltaic module and the rectifier module are all connected to the wind-solar hybrid controller; the wind-solar hybrid controller is connected to energy storage battery; the photovoltaic assembly includes a photovoltaic panel and a metal frame arranged on the periphery of the photovoltaic panel; the fuel-fired power generation system includes a variable-speed engine, a DC generator and an electrical control device, and the DC generator is installed on the side of the variable-speed engine On the crankshaft, the DC generator is electrically connected to the energy storage battery, the electrical control device controls the variable speed engine, the DC generator and the energy storage battery, the communication base station control cabinet is connected to a DC load and an AC load, and the electrical appliance The control device includes a unit control module and a charging control module, the unit control module is electrically connected to both the variable speed motor and the DC motor, the charging control module is electrically connected to the energy storage battery, and the charging control module A current sensor and a battery temperature sensor are arranged between the energy storage battery.

Further, the high-pressure oil pump of the variable-speed engine is provided with an electronic digital speed controller, and the electronic digital speed controller is connected with the electrical control device through a control circuit.

Further, a photovoltaic control module and a wind power generation control module are set in the wind-solar hybrid controller, the photovoltaic module and the photovoltaic control module form a photovoltaic electric energy output branch, and the wind power generator and the wind power generation control module form a Wind power output branch.

Further, a monitoring module is installed in the wind-solar hybrid controller, and the monitoring module is connected to the sampling circuit, protection circuit and communication circuit in the wind-solar hybrid controller.

Further, the wind-solar hybrid controller is provided with an anti-reverse diode in the photovoltaic power output branch.

Further, a display control module is also set in the electrical appliance control device.

Further, the input end of the energy storage battery is equipped with a fuse and a lightning protection module.

Further, an outdoor incubator for the battery is provided outside the energy storage battery.

The advantages and positive effects of the utility model are: due to the adoption of the above-mentioned technical scheme, the integration degree is high, the controllability is good, the reliability is strong, and the continuous power supply time is long; Uninterrupted power supply under severe weather conditions, ensuring the normal operation of communication base stations and other advantages.

Description of drawings

Fig. 1 is a block diagram of the utility model;

Fig. 2 is a structural block diagram of the fuel-fired power generation system of the present invention.

In the picture:

1. Photovoltaic module 2. Wind generator 3. Fuel power generation system

4. Mains 5. Wind-solar hybrid controller 6. Rectifier module

7. Automatic transfer switch 8. Energy storage battery 9. Inverter

10. Communication base station control cabinet 11. DC load 12. AC load

31. Variable speed generator 32. DC generator 33. Electrical control device

34. Unit control module 35. Charging control module 36. Display control module

detailed description

As shown in Figure 1, this example is an energy storage and power supply system for a communication base station, including a wind generator 2, a photovoltaic module 1, a fuel-fired power generation system 3, a mains power supply 4, an energy storage battery 8, and a communication base station control cabinet 10; 2. Between the photovoltaic module 1 and the communication base station control cabinet 10, a wind-solar complementary controller 5, an automatic switch 7, a rectification module 6 and an inverter 9 are arranged; 6, the rectifier module 6 is connected to the wind-solar hybrid controller 5; the wind generator 2, the photovoltaic module 1 and the rectifier module 6 are all connected to the wind-solar hybrid controller 5; the wind-solar hybrid controller 5 is connected to the energy storage battery 8; An outdoor battery incubator is arranged outside the battery 8, and a fuse and a lightning protection module are arranged at the input end of the energy storage battery 8. The wind power generator 2 includes a vertical pole on which the photovoltaic module is installed. The wind power generation system uses solar cell components and small wind generators as power generation units, controllers, inverters 9, etc. as energy conversion units, and advanced long-life lead-acid batteries as energy storage units to provide power supply for various types of loads or to distribute grid power generation.

The wind-solar hybrid controller 5 is provided with a monitoring module, which is connected to the sampling circuit, protection circuit and communication circuit in the wind-solar hybrid controller 5 . The wind-solar hybrid controller 5 is equipped with a photovoltaic control module and a wind power generation control module. The photovoltaic module 1 and the photovoltaic control module form a photovoltaic power output branch, and the wind generator 2 and the wind power control module form a wind power output branch. The wind-solar complementary controller 5 is provided with anti-reverse diodes, anti-reverse diodes and anti-overload devices in the photovoltaic power output branch, so that the operation safety is high.

The photovoltaic module 1 includes a photovoltaic panel and a metal frame arranged on the periphery of the photovoltaic panel; the fuel power generation system 3 includes a variable speed engine 31, a DC generator 32 and an electrical control device 33, and the high pressure oil pump of the variable speed engine 31 is provided with an electronic digital speed controller, The electronic digital speed controller is connected with the electrical control device 33 through a control circuit. The DC generator 32 is installed on the crankshaft of the variable speed engine 31, the DC generator 32 is electrically connected to the energy storage battery, the electrical control device 33 controls the variable speed engine 31, the DC generator 32 and the energy storage battery 8, and the communication base station control cabinet 10 is connected to the DC load 11 and an AC load 12, the electrical control device 33 includes a unit control module 34 and a charging control module 35, the unit control module 34 is electrically connected to the variable speed motor 32 and the DC motor 32, and the unit control module 34 controls and regulates the oil intake when the engine is running The charging control module 35 is electrically connected with the energy storage battery 8, and is used to control the DC generator to charge the energy storage battery 8 and send electrical signals for engine on/off, high-speed or low-speed operation. The charging control module 35 is connected to the energy storage battery 8 A current sensor and a battery temperature sensor are arranged between them. The current sensor feeds back the storage information of the storage battery to the charging control module, and the charging control module 35 controls the variable-speed DC generator 32 to start charging the energy storage battery 8 or stop charging the energy storage battery 8; The temperature signal in the state is fed back to the charging control module 35 . A display control module 36 is also arranged in the electrical control device, which is used to display the working state of the engine during operation. The electrical control device 33 adopts a modular design, fully meets the communication power supply standard, supports hot swapping and hot backup of the photovoltaic control module, fan control module and rectifier module, and includes the CU3000 hybrid power monitoring module, providing a communication interface that meets the communication requirements.

The working process of this example: automatically select the operation sequence of the power supply branch according to the local weather conditions. When the weather is good, the photovoltaic modules and wind turbines are given priority for power supply. Battery power supply, if the power of the energy storage battery is lower than the set value, switch to the mains power supply mode where there is a mains power supply, and if there is an occasional mains power failure or no mains power supply, immediately start the fuel generator to supply power. When the power of the energy storage battery is lower than the set value, the system will automatically disconnect the general load and continue to supply power to the important load to ensure the uninterrupted power supply of the communication base station under extremely bad conditions.

The beneficial effects of the utility model are: integrating various power supply equipment, satisfying the uninterrupted power supply of the communication base station under extremely bad weather conditions, high operating reliability, the system is equipped with lightning protection, anti-reverse connection and anti-overload devices, and the operation is safe High, modular design, high intelligence, and remote real-time monitoring, to meet the power supply requirements of communication base stations under normal weather conditions, and to achieve uninterrupted power supply under extreme weather conditions, according to different application loads and system operation modes, Provide a completely independent power supply system to ensure the normal operation of the communication base station.

An embodiment of the present utility model has been described in detail above, but the content described is only a preferred embodiment of the present utility model, and cannot be considered as limiting the implementation scope of the present utility model. All equal changes and improvements made according to the application scope of the utility model should still belong to the scope covered by the patent of the utility model.

Claims (8)

1. a kind of communication base station energy storage for power supply system, it is characterised in that：Including wind-driven generator, photovoltaic module, oil-fired power generating system System, civil power, energy storage battery and communication base station switch board；The wind-driven generator, the photovoltaic module and the communication base station Wind/light complementation controller, automatic transfer switch, rectification module and inverter are configured between switch board；The civil power and the fuel oil Electricity generation system is connected by the automatic transfer switch with the input of the rectification module, the rectification module and wind light mutual complementing Controller is connected；The wind-driven generator, the photovoltaic module and the rectification module are all connected with wind/light complementation controller；It is described Wind/light complementation controller connects energy storage battery；The photovoltaic module includes photovoltaic panel and is arranged on the gold of the photovoltaic panel periphery Belong to frame；The oil-fired power generating system includes adjustable engine, dc generator and electric apparatus control apparatus, the dc generator On the bent axle of adjustable engine, energy storage battery described in the DC generation mechatronics, the electric apparatus control apparatus Control adjustable engine, dc generator and the energy storage battery, the communication base station switch board connection DC load and friendship Current load, the electric apparatus control apparatus include unit allocation module and charge control module, the unit allocation module with it is described Adjustable engine and the DC motor are electrical connection, and the charge control module is electrically connected with the energy storage battery, Current sensor and Battery temperature probe are set between the charge control module and the energy storage battery.

2. a kind of communication base station energy storage for power supply system according to claim 1, it is characterised in that：The adjustable engine High-pressure oil pump is provided with electronic digit speed control, and the electronic digit speed control is by controlling circuit and electrical equipment control Device is connected.

3. a kind of communication base station energy storage for power supply system according to claim 1, it is characterised in that：The wind light mutual complementing control Photovoltaic control module and wind-power electricity generation control module are set in device, and the photovoltaic module constitutes photovoltaic with the photovoltaic control module Electric energy exports branch road, the wind-driven generator and wind-power electricity generation control module formation wind-force electric energy output branch road.

4. a kind of communication base station energy storage for power supply system according to claim 1, it is characterised in that：The wind light mutual complementing control Monitoring module, the monitoring module and sample circuit, protection circuit and the communication in the wind/light complementation controller are set in device Circuit is connected.

5. a kind of communication base station energy storage for power supply system according to claim 1, it is characterised in that：The wind light mutual complementing control Device is provided with counnter attack diode in photovoltaic electric energy output branch road.

6. a kind of communication base station energy storage for power supply system according to claim 1, it is characterised in that：The electric apparatus control apparatus Inside also set up display control module.

7. a kind of communication base station energy storage for power supply system according to claim 1, it is characterised in that：The energy storage battery is defeated Enter end configuration fuse and lightning-protection module.

8. a kind of communication base station energy storage for power supply system according to claim 1, it is characterised in that：Outside the energy storage battery Portion sets battery outdoor thermal insulation case.