CN208656496U - Communication base station photovoltaic cell preferential power supply automatically - Google Patents
Communication base station photovoltaic cell preferential power supply automatically Download PDFInfo
- Publication number
- CN208656496U CN208656496U CN201821138678.6U CN201821138678U CN208656496U CN 208656496 U CN208656496 U CN 208656496U CN 201821138678 U CN201821138678 U CN 201821138678U CN 208656496 U CN208656496 U CN 208656496U
- Authority
- CN
- China
- Prior art keywords
- power supply
- over
- base station
- output
- negative terminal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
-
- 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
Landscapes
- Photovoltaic Devices (AREA)
Abstract
Communication base station photovoltaic cell preferential power supply automatically; output plus terminal, the output negative terminal of solar battery array connect with the input anode of over-voltage divided current circuit, input negative terminal respectively; output plus terminal, the output negative terminal of over-voltage divided current circuit connect with a semiconductor diode respectively, and the other end of two semiconductor diodes is connected by breaker with power output end.The power output end of this power supply is connected with the output end of the rectification module of communication base station power supply equipment, the input terminal of the rectification module of communication base station power supply equipment connects with power grid, in the electric energy abundance of solar battery array, this power supply can preferentially power to communication apparatus, in the electric energy deficiency or stopping power generation of solar battery array, then can be powered from power grid to communication apparatus；Photovoltaic electric current can be automatically accessed communication apparatus, and can guarantee that solar battery array is isolated with power grid security by the setting of two semiconductor diodes in this power supply, it is ensured that equipment and personal safety.
Description
Technical field
The utility model relates to power supply, preferentially power supply is electric automatically for specifically a kind of communication base station photovoltaic cell
Source.
Background technique
Solar energy power generating has been gained universal acceptance and has been promoted and applied as a kind of renewable clear energy sources, currently,
Have the precedent " solar energy grid-connected photovoltaic system " applied in communication base station.Existing solar energy grid-connected photovoltaic system
Existing deficiency is: when in use, needing to be equipped with ac converter equipment, investment cost is high, management service is expensive.Therefore, difficult
With universal.
Utility model content
The purpose of this utility model is to provide a kind of communication base station photovoltaic cell, preferential power supply, the power supply are electric automatically
Source can be indirectly grid-connected with power grid, realizes that communication base station preferentially uses photovoltaic power supply automatically.
To achieve the above object, the utility model uses following scheme: preferentially power supply is electric automatically for communication base station photovoltaic cell
Source, it has solar battery array, over-voltage divided current circuit and power output end, and the output of solar battery array is just
End, output negative terminal connect respectively with the input anode of over-voltage divided current circuit, input negative terminal, over-voltage divided current circuit it is defeated
Anode connects with the anode of a semiconductor diode out, the output negative terminal of over-voltage divided current circuit and two pole of semiconductor
The cathode of pipe connects, and the other end of two semiconductor diodes is connected by breaker with power output end.Power output end is used
To connect with the output end of the rectification module of communication base station power supply equipment, realize indirectly grid-connected.
By above scheme as it can be seen that the power output end of power supply provided by the utility model is set with communication base station power supply
The output end of standby rectification module connects, and the input terminal of the rectification module of communication base station power supply equipment connects with power grid, in this confession
In power supply when the electric energy abundance of solar battery array, this power supply can preferentially power to communication apparatus, in solar-electricity
When the electric energy of pond array is insufficient or stops power generation, then it can be powered from power grid to communication apparatus；Two semiconductors in this power supply
Photovoltaic electric current can be automatically accessed communication apparatus using its unilateral conduction by the setting of diode, and can guarantee solar battery
Array is isolated with power grid security, it is ensured that equipment and personal safety.
The utility model is simple and reasonable for structure, and reliability, safety are good, low manufacture cost, and convenient for installation and maintenance, it
It is a kind of energy saving, consumption reduction ideal power supply.
Detailed description of the invention
The structural schematic diagram of Fig. 1 an embodiment of the present invention.
Specific embodiment
With reference to embodiments and attached drawing further illustrates the utility model.
Referring to Fig. 1
Communication base station photovoltaic cell provided by the utility model automatically preferential power supply have solar battery array PV,
Over-voltage divided current circuit and power output end P2, N2.Solar battery array PV is by multiple solar battery parallel/series groups
At over-voltage divided current circuit has resistance R1, resistance R2, resistance R3, potentiometer R triode Q1, triode Q2 and voltage-stabiliser tube
W, the over-voltage divided current circuit are a kind of custom circuit.The setting of over-voltage divided current circuit, effect is by photo-voltaic power supply
Output voltage be limited within the safe voltage value of communication apparatus.Output plus terminal, the output negative terminal of solar battery array PV
Connect respectively with the input anode of over-voltage divided current circuit, input negative terminal, the output plus terminal and one of over-voltage divided current circuit
The anode of semiconductor diode D1 connects, and the output negative terminal of over-voltage divided current circuit is born with semiconductor diode D2's
Pole connects, and the other end of two semiconductor diodes D1, D2 are connected by breaker K with power output end P2, N2.
In the present embodiment, the input anode of the output plus terminal and over-voltage divided current circuit of solar battery array PV is indirect
There is the first arrester F1, is connected between the output negative terminal of solar battery array PV and the input negative terminal of over-voltage divided current circuit
The other end ground connection of two arrester F2, the first arrester F1, the second arrester F2, in the input anode of over-voltage divided current circuit
Third arrester F3 is connected between input negative terminal.The setting of each arrester can prevent the impact of thunder and lightning.
In addition, it is connected to voltmeter between the input anode and input negative terminal of over-voltage divided current circuit in the present embodiment,
One ammeter A is housed on the output plus terminal to the route of power output end of over-voltage divided current circuit.Voltmeter V, ammeter A can
Measure the voltage and current of this power supply.
Claims (2)
1. communication base station photovoltaic cell preferential power supply automatically, it is characterised in that: it has solar battery array, over-voltage point
Stream protection circuit and power output end, output plus terminal, the output negative terminal of solar battery array are electric with over-voltage divided current respectively
The input anode on road, input negative terminal connect, the output plus terminal of over-voltage divided current circuit and the anode of a semiconductor diode
Connect, the output negative terminal of over-voltage divided current circuit connects with the cathode of another semiconductor diode, two two poles of semiconductor
The other end of pipe is connected by breaker with power output end, and power output end is to the rectification mould with communication base station power supply equipment
The output end of block connects, and realizes indirectly grid-connected.
2. communication base station photovoltaic cell according to claim 1 preferential power supply automatically, it is characterised in that: solar-electricity
It is connected to the first arrester between the output plus terminal of pond array and the input anode of over-voltage divided current circuit, solar battery array
Between output negative terminal and the input negative terminal of over-voltage divided current circuit it is connected to the second arrester, the first arrester, the second arrester
Other end ground connection, is connected to third arrester between the input anode and input negative terminal of over-voltage divided current circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821138678.6U CN208656496U (en) | 2018-07-18 | 2018-07-18 | Communication base station photovoltaic cell preferential power supply automatically |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821138678.6U CN208656496U (en) | 2018-07-18 | 2018-07-18 | Communication base station photovoltaic cell preferential power supply automatically |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208656496U true CN208656496U (en) | 2019-03-26 |
Family
ID=65785514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821138678.6U Active CN208656496U (en) | 2018-07-18 | 2018-07-18 | Communication base station photovoltaic cell preferential power supply automatically |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208656496U (en) |
-
2018
- 2018-07-18 CN CN201821138678.6U patent/CN208656496U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104113073A (en) | New energy power generation system and distributed mixing maximum power tracking method | |
| CN106602608A (en) | Photovoltaic energy storage system in DC power distribution network and operation control method thereof | |
| CN103840509A (en) | Solar energy and electric supply complementary electric vehicle charging station | |
| CN205829186U (en) | Building electric power system | |
| CN202602363U (en) | Power supply apparatus combining solar energy and CT | |
| CN204290811U (en) | Distributed light stores up integrated network system | |
| CN208656496U (en) | Communication base station photovoltaic cell preferential power supply automatically | |
| CN204947612U (en) | A kind of stable view energy source Blast Furnace Top Gas Recovery Turbine Unit (TRT) | |
| CN204761126U (en) | Complementary charging station of scene | |
| WO2023155463A1 (en) | Photovoltaic power supply system | |
| CN203362434U (en) | Photovoltaic water pump of drainage system | |
| CN203734367U (en) | Communication base station solar power generation DC grid-connected power supply system | |
| CN206673905U (en) | A kind of anti-PID effects DC-to-AC converter of intelligence | |
| CN202215434U (en) | Novel garden wind/photovoltaic complementary power-supply system | |
| CN202633345U (en) | Junction box with blocking device | |
| CN203907859U (en) | Photovoltaic air conditioning system | |
| CN203761058U (en) | Solar DC grid-connected generation DC-DC special-purpose control device of communication base station | |
| CN203387288U (en) | Off-grid charging integral controller of wind driven generator | |
| CN203434869U (en) | Electric-energy converting system, and DC-DC converter and voltage-spike suppression circuit thereof | |
| CN202626306U (en) | Solar electrolysis device | |
| CN202168010U (en) | Solar energy power generation system | |
| CN204316146U (en) | Solar charging controller | |
| CN204258387U (en) | Solar charging controller | |
| CN204886226U (en) | Photovoltaic portable power source | |
| CN204425231U (en) | A kind of miniature wind-light complementing power generation device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |