CN217545982U

CN217545982U - Embedded photovoltaic power supply equipment for communication

Info

Publication number: CN217545982U
Application number: CN202221539728.8U
Authority: CN
Inventors: 张剑; 罗文敏; 何凡
Original assignee: Hunan Kangpu Communication Technology Co ltd
Current assignee: Hunan Kangpu Communication Technology Co ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-10-04
Anticipated expiration: 2032-06-20

Abstract

The utility model is suitable for a photovoltaic power generation technical field relates to an embedded photovoltaic power supply equipment for communication, include: inserting a frame in an embedded mode; the embedded type inserting frame is embedded with a solar module, a monitoring module and a fan module, and all the modules are electrically connected; the solar module is used for receiving the electric energy generated by the solar cell module and converting the electric energy into direct current with stable voltage to supply power to the communication equipment; the monitoring module is used for setting, monitoring and controlling the photovoltaic power supply equipment, and is convenient for maintaining and managing the photovoltaic power supply equipment; and the fan module is used for monitoring the temperature of the photovoltaic power supply equipment, and automatically starting and adjusting the wind speed so as to cool the photovoltaic power supply equipment. The utility model discloses the direct current that direct access photovoltaic power generation produced provides the direct current of voltage stabilization for equipment through solar module, need not through the process of exchanging the commentaries on classics direct current, and electric energy loss is little, and power efficiency is high.

Description

Embedded photovoltaic power supply equipment for communication

Technical Field

The utility model belongs to the technical field of photovoltaic power generation, especially, relate to an embedded photovoltaic power supply equipment for communication.

Background

At present, under the driving of a double-carbon target of 'carbon peak reaching' and 'carbon neutralization' proposed by the nation, the demand of photovoltaic power generation is increasing day by day, and the photovoltaic power generation is taken as a clean and renewable green energy source and has the characteristics of low carbon and zero emission. Under the addition of national policies and industrial environments, after factors such as cost, safety, ecological influence and power generation efficiency are comprehensively considered, compared with non-fossil energy such as water, electricity and nuclear power, photovoltaic power generation has obvious advantages, and economy continues to drive photovoltaic endogenous rapid growth. With the rapid development of new 5G infrastructure, the energy consumption problem brought by a base station and a data center is obvious, and the problems that the electricity utilization problem is difficult to solve by extending a conventional power grid in remote areas and special areas, the line loss in the electricity utilization is large and the like are solved.

In a traditional 5G new infrastructure and data center, a switching power supply is adopted to supply power to equipment, the input of the switching power supply is mains supply, the mains supply is alternating current, most of communication equipment needs a direct current power supply to supply power, therefore, a transformer, a rectifier module and the like are needed to convert the mains supply into direct current for the equipment, and loss exists in the AC-DC (alternating current to direct current Converter) conversion process, so that the efficiency of the switching power supply is not high.

The patent with publication number CN216290299U provides a generator charging system compatible with mains supply, which comprises a generator, a motor winding rectification module, a mains supply rectification module, a switching power supply module and a battery charging communication module; the motor winding rectification module is connected to a three-phase voltage output line of the output end of the generator, the motor winding rectification module comprises a direct current bus voltage, and the commercial power rectification module and the switching power supply module are respectively connected with the direct current bus voltage. The switching power supply module of the patent comprises the high-frequency transformer, so that the loss of electric energy cannot be avoided in alternating current and direct current conversion, and the efficiency of the switching power supply module is limited.

Therefore, how to provide a power supply device with low energy consumption and high efficiency is a problem to be solved in the field.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an embedded photovoltaic power supply equipment is used in communication to solve among the prior art problem that power supply equipment energy consumption is high, efficient.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides an embedded photovoltaic power supply equipment for communication, include: inserting a frame in an embedded manner; the embedded type inserting frame is embedded with a solar module, a monitoring module and a fan module, and all the modules are electrically connected; the solar module is used for receiving the electric energy generated by the solar cell module and converting the electric energy into direct current with stable voltage to supply power to the communication equipment; the monitoring module is used for setting, monitoring and controlling the photovoltaic power supply equipment, and is convenient for maintaining and managing the photovoltaic power supply equipment; and the fan module is used for monitoring the temperature of the photovoltaic power supply equipment, and automatically starting and adjusting the wind speed so as to cool the photovoltaic power supply equipment.

Further, the solar module comprises a DC-DC module and an MPPT module, the DC-DC module is configured to convert unstable DC voltage or current into stable DC voltage and output the stable DC voltage, and the MPPT module is configured to cooperate with monitoring software to enable the solar module to always output maximum power.

Furthermore, the monitoring module comprises an operation panel, monitoring software and a communication interface, wherein the operation panel is arranged on the outer surface of the embedded plug frame and comprises a display screen, an indicator light assembly and an operation key assembly.

Further, the indicator lamp assembly includes a first indicator lamp for indicating a normal operation of the system, a second indicator lamp for a general alarm, and a third indicator lamp for a serious or emergency alarm.

Further, the operation key assembly comprises a first operation key and a second operation key for browsing the menu interface and changing the selected value, a third operation key and a fourth operation key for changing the numerical value, a fifth operation key for returning to the upper menu and a sixth operation key for entering the lower menu or confirming the operation.

Further, the display screen for displaying the user query information and the system coefficient is a 128 × 64 liquid crystal display screen.

Further, the fan module comprises a temperature sensor for detecting the temperature of the photovoltaic power supply device and a fan for cooling the photovoltaic power supply device.

Further, still include the rectifier module that is used for changing the commercial power into equipment with direct current, rectifier module inlays to be established embedded inserting on the frame.

The utility model provides an embedded photovoltaic power supply equipment for communication compares with prior art, has following beneficial effect at least:

when the utility model is used for supplying power to the equipment of the 5G new infrastructure and the data center, the solar module provides direct current with stable voltage for the equipment without AC-DC conversion, so that the invalid energy loss can be avoided, and the solar battery component directly converts the light energy into the electric energy, thereby having the advantages of safety, reliability and environmental protection; the solar module has a voltage stabilizing output function, direct current generated by the solar battery component can be directly connected to a small embedded communication photovoltaic power supply, so that the resource utilization rate is improved, and the efficiency of the photovoltaic power supply is ensured; the safety performance of the photovoltaic power supply equipment is ensured by the alarm function of the monitoring module and the cooling function of the fan module.

Drawings

In order to illustrate the solution of the present invention more clearly, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a perspective view of an embedded photovoltaic power device for communication according to an embodiment of the present invention;

fig. 2 is a working principle wiring diagram of an embedded photovoltaic power device for communication according to an embodiment of the present invention;

fig. 3 is a wiring diagram of an embedded photovoltaic power device for communication used in a photovoltaic power and energy storage system according to an embodiment of the present invention;

fig. 4 is a wiring diagram of the embedded photovoltaic power device for communication in the photovoltaic power supply and commercial power and energy storage system according to the embodiment of the present invention;

reference numerals: 10-embedded inserting frame; 20-a solar module; 30-a monitoring module; 301-an operating panel; 302-display screen; 3031-a first indicator light; 3032-second indicator light; 3033-third indicator light; 3041-a first operation key; 3042-a second operating key; 3043-a third operating key; 3044-a fourth operating key; 3045-fifth operation key; 3046-sixth operating key; 40-a fan module; and 50, a rectification module.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein in the description is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention, for example, the terms "length," "width," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. refer to an orientation or position illustrated in the drawings, which are for convenience of description only and are not to be construed as limiting of the present disclosure.

The terms "including" and "having," and any variations thereof in the description and claims of the invention and the description of the foregoing figures, are intended to cover non-exclusive inclusions; the terms "first," "second," and the like in the description and claims of the present invention or in the above-described drawings are used for distinguishing between different objects and not for describing a particular sequential order. In the description and claims of the present invention and in the description of the above figures, when an element is referred to as being "fixed" or "mounted" or "disposed" or "connected" to another element, it can be directly or indirectly located on the other element. For example, when an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element.

Furthermore, reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

The utility model provides an embedded photovoltaic power supply equipment is used in communication is applied to in the new capital construction of 5G and data center's the equipment, also can be applied to in other needs direct current equipment under certain circumstances, embedded photovoltaic power supply equipment is used in communication includes:

inserting a frame in an embedded manner; the embedded type inserting frame is embedded with a solar module, a monitoring module and a fan module, and all the modules are electrically connected; the solar module is used for receiving the electric energy generated by the solar cell module and converting the electric energy into direct current with stable voltage to supply power to the communication equipment; the monitoring module is used for setting, monitoring and controlling the photovoltaic power supply equipment, and is convenient for maintaining and managing the photovoltaic power supply equipment; and the fan module is used for monitoring the temperature of the photovoltaic power supply equipment, and automatically starting and adjusting the wind speed so as to cool the photovoltaic power supply equipment.

The utility model discloses the direct current that direct access photovoltaic power generation produced provides the direct current of voltage stabilization for equipment through solar module, need not through the process of exchanging the commentaries on classics direct current, and electric energy loss is little, and power efficiency is high.

In order to make the technical solution of the present invention better understood, the technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.

The utility model provides an embedded photovoltaic power supply equipment is used in communication is applied to in the new capital construction of 5G and data center's the equipment, also can be applied to in other needs direct current equipment under certain circumstances, as shown in figure 1, embedded photovoltaic power supply equipment includes for communication: the embedded type inserting frame 10 is small in structure and easy to install, and supports multiple installation modes such as a standard 19-inch rack or an embedded cabinet; the embedded insertion frame 10 is embedded with a solar module 20, a monitoring module 30 and a fan module 40, and all the modules are electrically connected; the solar module 20 is used for receiving electric energy generated by the solar cell module and converting the electric energy into direct current with stable voltage to supply Power for communication equipment, and integrates a DC-DC (DC to DC Converter) module and an MPPT (Maximum Power Point Tracking) charging module, wherein the DC-DC module continuously switches on and off a high-speed switch according to a certain modulation mode to convert direct current voltage or current into high-frequency square wave voltage or current, and then the high-frequency square wave voltage or current is rectified and smoothed into direct current voltage to be output, and the MPPT charging module utilizes Power electronic device cooperation software to enable the cell module to always output Maximum Power, so that the utilization rate of the solar cell module is ensured to be Maximum, if the output of the cell module is not influenced by an external circuit due to the absence of a Maximum Power Tracking technology, the output Power cannot reach an optimal (large) value under any condition, and the utilization rate of the solar cell module is reduced. The monitoring module 30 is used for receiving, storing, processing and displaying various monitoring data and providing a unit of a human-computer interaction interface for the power supply monitoring system, the monitoring module 30 comprises an operation panel 301, monitoring software and a communication interface, the operation panel 301 is arranged on the outer surface of the embedded insertion frame 10, the operation panel 301 comprises a display screen 302, an indicator light assembly and an operation key assembly, the display screen 302 is used for displaying user query information and system parameters, the indicator light assembly is used for indicating the running state of the system, and the operation key assembly is convenient for a user to set the system parameters and query the system state. Fan module 40, by being used for the fan to photovoltaic power supply unit refrigerated, detect the temperature sensor of photovoltaic power supply unit temperature, the power mainboard is constituteed, a temperature for monitoring photovoltaic power supply unit, thereby automatically, open and adjust the wind speed and cool off photovoltaic power supply unit, when temperature sensor detects that power temperature is higher, automatically, open the fan, and adjust the wind speed according to power temperature, in order to reach rapid cooling's purpose, when power temperature is lower, the fan self-closing, avoid unnecessary energy loss.

In this embodiment, the solar module 20 adopts a hot plug technology, in an electrified power system, when the solar module 20 is plugged in or pulled out, no spark is generated, and the terminal is not damaged, meanwhile, the solar module 20 can regulate a limiting current and regulate an output voltage through the external monitoring module 30, the solar module 20 is provided with a protection indicator lamp having an overvoltage protection function, when an input voltage is too large, the protection lamp lights a yellow lamp, the solar module 20 stops working, the solar module 20 reports to the monitoring module 30, the monitoring module 30 performs alarm processing, when the output voltage reaches a hardware overvoltage protection point, the solar module 20 is automatically powered off, the solar module 20 can be restarted after manual intervention, when the output voltage reaches a software overvoltage point, the solar module 20 is automatically powered off after a period of time, when the software overvoltage occurs for multiple times in a short time, the solar module 20 is powered off, the solar module is started only after manual intervention, an air inlet is blocked, when the internal temperature of the solar module 20 is too high due to environmental temperature, the solar module 20 stops working, the solar module 20 automatically restarts the solar module 20, the solar module 20 starts to restart after manual intervention, an alarm processing signal is changed into a normal working, and the solar module 20 returns to a normal working temperature after the solar module is recovered, and the solar module 20 is subjected to a communication fault, and a fault occurs, the solar module 20 is set. When the communication is recovered to normal, the solar module 20 automatically recovers to normal operation, and the solar module 20 can receive commands and information such as power on/off, overvoltage power off, current limiting regulation, voltage regulation and the like, and can report input and output voltage, output current, temperature, power on/off state, fault alarm, protection information and the like to the monitoring module 30.

Further, in this embodiment, the display screen 302 is a 128 × 64 lcd screen, and the interface has chinese/english options for displaying the user query information and system parameters.

Further, in this embodiment, as shown in fig. 1, the indicator lamp assembly includes a first indicator lamp 3031, a second indicator lamp 3032, and a third indicator lamp 3033, and when the system operates normally, the first indicator lamp 3031 is on. Is a green light; when the system gives an alarm for a general problem, the second indicator light 3032 is turned on and is a yellow light; when there is a serious or urgent problem, the third indicator light 3033 blinks as a red light.

Further, in the present embodiment, as shown in fig. 1, the operation key assembly includes a first operation key 3041 (up key) and a second operation key 3042 (down key) for scrolling through a menu interface and changing a selection value, a third operation key 3043 (left key) and a fourth operation key 3044 (right key) for changing a numerical value, a fifth operation key 3045 (ESC key) for returning to an upper menu, and a sixth operation key 3046 (ENT key) for entering a lower menu or operation confirmation.

Furthermore, in this embodiment, the communication interface has 4 trunk node signals and 4 analog quantity signals, which are dc output voltage faults, too high terminal voltage of the storage battery pack, insufficient capacity of the storage battery, and faults of the solar controller, and has an RS232/RS485 communication interface and provides a corresponding communication protocol, so that all monitoring data of the photovoltaic power supply for the small-sized embedded communication can be uploaded to the power environment monitoring system of the communication machine room.

In this embodiment, the information that the monitoring module 30 can consult includes: system status, battery status, and energy management information; energy saving state, output power; serial number of the solar modules 20, output voltage, output current, current limit point, input voltage, input current, output power, dc status, etc. of each solar module 20; the number of battery uniform charging and discharging times; load power consumption and solar energy power generation capacity; current alarm records and historical alarm records; the system parameters that the monitoring module 30 can set include: alarm parameters, battery parameters, direct current parameters, solar module 20 parameters, temperature control parameters, communication parameters, and energy saving parameters; the monitoring module 30 may control battery power on and off, load power on and off, control module voltage, module current limiting, etc.

Further, in this embodiment, as shown in fig. 1, the power supply system further includes a rectifier module 50 for converting the commercial power into the direct current for the equipment, the rectifier module 50 is embedded in the embedded plug frame 10, for the 5G base station and the data center with large power consumption, the equipment can be powered by the photovoltaic power and the commercial power, by embedding the rectifier module 50 in the embedded photovoltaic power equipment for communication, the conversion of the commercial power into the direct current for the equipment is realized, when the photovoltaic power generation can meet the equipment requirement, the photovoltaic system is preferentially used for powering the equipment, the part of the photovoltaic system which cannot meet the equipment requirement is supplemented by the commercial power, if the photovoltaic power generation exceeds the equipment requirement, the remaining power can be sold to a power grid company again, the power consumption cost of the 5G base station and the data center can be reduced, for the machine room with the installed switching power supply, the embedded photovoltaic power equipment for communication can be directly embedded into the switching power cabinet, no new power cabinet is needed, and the construction cost is low.

In other embodiments, if the 5G base station and the data center have relatively low power consumption, the device may be powered by only using a photovoltaic power supply, and the rectifier module 50 may not be embedded in the embedded photovoltaic power supply device for communication.

With reference to fig. 1 and fig. 2, an embodiment of the present invention provides an embedded photovoltaic power device for communication, whose working principle is as follows:

the solar battery assembly converts solar energy into-48V direct current through the solar module 20, and enters direct current distribution through junction, and is provided for communication equipment in a multi-path mode, when photovoltaic power generation energy meets the power supply requirements of a storage battery and a load, system output load and storage battery charging current are both provided by the solar module 20, if the output power of the solar module 20 is not enough to provide all loads, the storage battery is used for supplementing and providing, and the normal work of the communication equipment is maintained, the monitoring module 30 adopts a centralized monitoring mode to manage the solar power distribution, the direct current distribution and the like, meanwhile, the running information of the solar module 20 is received through a CAN (Controller Area Network) communication mode and is correspondingly controlled, the monitoring module 30 also has monitoring functions of battery management, power protection under load, battery protection, signal acquisition, alarm and the like, and CAN carry out background communication, and the monitoring module 30 CAN also be connected with a local computer through an RS232 mode.

In other embodiments, as shown in fig. 3, for a 5G base station and a machine room which are located remotely and have difficulty in accessing commercial power, a photovoltaic power supply and an energy storage system may be used to supply power to the equipment, the photovoltaic power supply system supplies power to the equipment in daytime, the energy storage system is charged at the same time, and the energy storage system supplies power to the equipment at night.

In other embodiments, as shown in fig. 4, a photovoltaic power supply and a mains supply and an energy storage system can also be used for supplying power to the equipment, and the energy storage system discharges electricity to the load in the peak electricity price period or the peak electricity consumption period of the load, so that the peak clipping and valley filling effects on the power grid are realized, and the energy supplement in the peak electricity consumption period is also completed; in the electricity price valley period, the battery is charged by commercial power through the energy storage converter, and in the photovoltaic power generation non-consumption period, the battery is charged by the photovoltaic through the energy storage converter to be used as energy supplement in the electricity utilization peak period.

When the embedded photovoltaic power supply equipment for communication is used for supplying power to equipment of a 5G new infrastructure and a data center, the solar module 20 is used for supplying direct current with stable voltage to the equipment, AC-DC conversion is not needed, invalid energy loss can be avoided, and the solar cell module is used for directly converting light energy into electric energy, so that the embedded photovoltaic power supply equipment for communication has the advantages of safety, reliability, greenness and environmental friendliness; the solar module 20 has a voltage-stabilizing output function, direct current generated by the solar battery assembly can be directly connected to a small embedded communication photovoltaic power supply, so that the resource utilization rate is improved, and the efficiency of the photovoltaic power supply is ensured; the alarm function of the monitoring module 30 and the cooling function of the fan module 40 ensure the safety performance of the photovoltaic power supply equipment; the rectifier module 50 can be selectively embedded into the photovoltaic power supply equipment according to actual conditions, a power supply mode can be scientifically selected, and power supply cost is effectively reduced.

It is to be understood that the above-described embodiments are merely preferred embodiments of the present invention, rather than all embodiments, and that the appended drawings illustrate preferred embodiments of the invention and do not limit the scope of the invention. The present invention may be embodied in many different forms and, on the contrary, these embodiments are provided so that this disclosure will be thorough and complete. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and modifications can be made, and equivalents may be substituted for elements thereof. All utilize the equivalent structure that the specification and the attached drawing content of the utility model were done, direct or indirect application is in other relevant technical field, all the same reason is within the utility model discloses the patent protection within scope.

Claims

1. An embedded photovoltaic power device for communication, comprising: inserting a frame in an embedded mode;

the embedded type inserting frame is embedded with a solar module, a monitoring module and a fan module, and all the modules are electrically connected;

the solar module is used for receiving the electric energy generated by the solar cell module and converting the electric energy into direct current with stable voltage to supply power to the communication equipment;

the monitoring module is used for setting, monitoring and controlling the photovoltaic power supply equipment, and is convenient for maintaining and managing the photovoltaic power supply equipment;

and the fan module is used for monitoring the temperature of the photovoltaic power supply equipment, and automatically starting and adjusting the wind speed so as to cool the photovoltaic power supply equipment.

2. The embedded photovoltaic power supply equipment for communication of claim 1, wherein the solar module comprises a DC-DC module and an MPPT module, the DC-DC module is used for changing unstable direct current voltage or current into stable direct current voltage to be output, and the MPPT module is used for matching with monitoring software to enable the solar battery assembly to always output maximum power.

3. The embedded photovoltaic power supply equipment for communication of claim 2, wherein the monitoring module comprises an operation panel, the monitoring software and a communication interface, the operation panel is arranged on the outer surface of the embedded insertion frame, and the operation panel comprises a display screen, an indicator lamp assembly and an operation key assembly.

4. The embedded photovoltaic power supply equipment for communication of claim 3, wherein the indicator light component comprises a first indicator light for indicating the system is operating normally, a second indicator light for general alarm and a third indicator light for severe or emergency alarm.

5. The embedded photovoltaic power supply equipment for communication of claim 4, wherein the operation key assembly comprises a first operation key and a second operation key for browsing a menu interface and changing a selected value, a third operation key and a fourth operation key for changing a numerical value, a fifth operation key for returning to an upper menu and a sixth operation key for entering a lower menu or confirming an operation.

6. The embedded photovoltaic power device for communication of claim 5, wherein the display screen for displaying the user query information and the system factor is a 128 x 64 lcd screen.

7. The embedded photovoltaic power device for communication of claim 1, wherein the fan module comprises a temperature sensor for detecting the temperature of the photovoltaic power device and a fan for cooling the photovoltaic power device.

8. The embedded photovoltaic power supply equipment for communication of claim 1, further comprising a rectification module for converting commercial power into direct current for equipment, wherein the rectification module is embedded in the embedded plug frame.