CN206041613U - Solar battery charging and discharging controller - Google Patents

Solar battery charging and discharging controller Download PDF

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Publication number
CN206041613U
CN206041613U CN201620880941.3U CN201620880941U CN206041613U CN 206041613 U CN206041613 U CN 206041613U CN 201620880941 U CN201620880941 U CN 201620880941U CN 206041613 U CN206041613 U CN 206041613U
Authority
CN
China
Prior art keywords
charging
accumulator battery
discharging controller
switch
concentrating component
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.)
Expired - Fee Related
Application number
CN201620880941.3U
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Chinese (zh)
Inventor
孙艺鸣
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Tianjin Gold Technology Development Co Ltd
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Tianjin Gold Technology Development Co Ltd
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Priority to CN201620880941.3U priority Critical patent/CN206041613U/en
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Publication of CN206041613U publication Critical patent/CN206041613U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/56Power conversion systems, e.g. maximum power point trackers

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  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The utility model discloses a solar battery charging and discharging controller, including spotlight component, discharge controller of solar, storage battery and dc -to -ac converter, spotlight component's output electric connection in discharge controller of solar's input, parallelly connected controlling resistor on spotlight component's an output way, discharge controller of solar's output electric connection in storage battery's input, storage battery's output electric connection is on the dc -to -ac converter, storage battery is the the DC load power supply, and the dc -to -ac converter is supplied power for the alternating load through the voltage of changing among the storage battery. Control circuit is put through adopting filling of charging and discharging sharing to this solar battery charging and discharging controller, has reduced the cost of charge controllers and photovoltaic charge -discharge system effectively.

Description

A kind of solaode charging-discharging controller
Technical field
This utility model is related to technical field of solar batteries, specially a kind of solaode charging-discharging controller.
Background technology
Photovoltaic charge-discharge system be by photovoltaic cell, accumulator battery, charging-discharging controller, inverter, AC power distribution cabinet/AC distribution panel and The equipment such as solar tracking control system are constituted.Wherein charging-discharging controller can be automatically prevented from overcharge of a battery and overdischarge Equipment, is the critical component in whole photovoltaic charge-discharge system.In photovoltaic charge-discharge system, because the output of photovoltaic cell is special Property is unstable, is affected by the external environment such as factor such as weather, intensity of illumination and temperature, therefore for the charge and discharge fulgurite of accumulator Reason is more complicated than in other occasions.In addition, the bearing power connected by photovoltaic charge-discharge system also can be changed at any time, cause The voltage management of accumulator easily starts a leak.Therefore, it is that the capacity usage ratio for making photovoltaic cell as much as possible is maximized, together When, in addition it is also necessary to constant current or constant voltage discharge output is realized, stable working environment is provided for load, is designed a kind of efficient charge and discharge Electric controller is particularly important to photovoltaic charge-discharge system.
Utility model content
The purpose of this utility model is to provide a kind of solaode charging-discharging controller, to solve above-mentioned background technology The problem of middle proposition.
For achieving the above object, this utility model provides following technical scheme:
A kind of solaode charging-discharging controller, including concentrating component, solar charging discharging controller, accumulator battery and Inverter, the outfan of the concentrating component are electrically connected at the input of solar charging discharging controller, in concentrating component Adjustable resistance in parallel on output branch road, the outfan of solar charging discharging controller are electrically connected at the input of accumulator battery; The outfan of the accumulator battery is electrically connected on inverter;The accumulator battery is powered for DC load, and inverter passes through The voltage changed in accumulator battery is powered into AC load;The concentrating component is made up of concave mirror, in the upper surface of concave mirror Protective glass plate is provided with, cell piece is installed in the intrados of concave mirror, the outer surface of cell piece arranges heat-insulation layer;The battery The lower end of piece offers heat eliminating medium and is cycling in and out mouth, and the lower surface of cell piece is connected with the bottom contact of concave mirror;
The solar charging discharging controller includes detecting control circuit, switch K1 and switch K2, opening in charge circuit The outfan of concentrating component is connected in parallel on after closing K1 series resistances R with detection control circuit, in the incoming line string of detection control circuit Joint defence reversely charging electric diode D1;Switch K2 for accumulator battery discharge switch, accumulator battery serial fuse FU and with it is anti-reverse Diode D2 is in parallel to access circuit, in parallel in the parallel circuit of anti-reverse diode D2 to access alternating current-direct current load, in alternating current-direct current In load, series connection accesses switch K2.
Preferably, thin slice of the concave mirror in the concentrating component for polyolefine material injection pressure.
Preferably, the single battery in the accumulator battery is gallium arsenide cells.
Compared with prior art, the beneficial effects of the utility model are:
This solaode charging-discharging controller, by the charge and discharge control circuit shared using charging and discharging, is realized When charge cutoff switch disconnects, load switch connects, control photovoltaic cell is charged to accumulator, and realization is opened in charge cutoff When connection connects, load switch disconnects, control accumulator is discharged to load, significantly reduces charging-discharging controller and light The cost of volt charge-discharge system.
Description of the drawings
Fig. 1 is overall structure diagram of the present utility model;
Fig. 2 is concentrating component structural representation of the present utility model;
Fig. 3 is the circuit theory diagrams of charging-discharging controller of the present utility model.
In figure:1 concentrating component;11 concave mirrors;12 protective glass plates;13 cell pieces;14 heat-insulation layers;15 heat eliminating mediums are circulated Import and export;2 solar charging discharging controllers;21 detection control circuits;3 accumulator batteries;4 inverters;5 adjustable resistances;6 direct currents are born Carry;7 AC loads.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only this utility model a part of embodiment, rather than whole Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of this utility model protection.
Fig. 1-3 are referred to, this utility model provides a kind of technical scheme:A kind of solaode charging-discharging controller, bag Concentrating component 1, solar charging discharging controller 2, accumulator battery 3 and inverter 4 is included, the single battery in accumulator battery 3 is Gallium arsenide cells, the outfan of concentrating component 1 are electrically connected at the input of solar charging discharging controller 2, in concentrating component 1 Output branch road on adjustable resistance 5 in parallel, the outfan of solar charging discharging controller 2 is electrically connected at the defeated of accumulator battery 3 Enter end;The outfan of accumulator battery 3 is electrically connected on inverter 4;Accumulator battery 3 is powered for DC load 6, and inverter 4 leads to Cross the voltage changed in accumulator battery 3 to power into AC load 7;Concentrating component 1 is made up of concave mirror 11, in concentrating component 1 Thin slice of the concave mirror 11 for polyolefine material injection pressure, penetrates and relative sensitivity and receiving angle according to interference of light and disturbing Require to design, concentrating component 1 converges to a little incident parallel rayies, collects sun-generated electric power by accumulator battery 3, The upper surface of concave mirror 11 is provided with protective glass plate 12, is provided with cell piece 13 in the intrados of concave mirror 11, cell piece 13 Outer surface arranges heat-insulation layer 14;The lower end of cell piece 13 offers heat eliminating medium and is cycling in and out mouth 15, the lower surface of cell piece 13 It is connected with the bottom contact of concave mirror 11;
Solar charging discharging controller 2 includes detecting control circuit 21, switch K1 and switch K2, the switch in charge circuit The outfan of concentrating component 1 is connected in parallel on after K1 series resistances R with detection control circuit 21, in the incoming line of detection control circuit 21 Series connection counnter attack charging diode D1;Discharge switches of the switch K2 for accumulator battery 3,3 serial fuse FU of accumulator battery and with it is anti- Reversal connection diode D2 is in parallel to access circuit, in parallel in the parallel circuit of anti-reverse diode D2 to access alternating current-direct current load 6, is handing over In DC load 6, series connection accesses switch K2, and when load current overload or load short circuits occurs more than rated current, switch K2 breaks Open, play output overloading protection and output short circuit protection is acted on.When 3 voltage of accumulator battery is pressed less than overdischarge, K2 is switched Disconnect, carry out over;Switch K1 in charge circuit is connected in parallel on the outfan of concentrating component 1, when 3 voltage of accumulator battery During more than full of protection voltage, switch K1 conductings, counnter attack charging diode D1 cut-offs, the output current of concentrating component 1 is by opening Close K1 to release, no longer accumulator battery 3 is charged, so as to ensure that accumulator battery 3 is not in overcharge, play overcharge guarantor Shield is acted on;Only when 1 output voltage of concentrating component is more than 3 voltage of accumulator battery, counnter attack charging diode D1 could be turned on, instead Counnter attack charging diode D1 cut-offs, so as to being not in that accumulator battery 3 is anti-to concentrating component 1 when ensureing night or rainy weather To charging, anti-reverse charge protection effect is played.When 3 error-polarity connection of accumulator battery, anti-reverse diode D2 conductings make electric power storage Fuse FU is fused, is played a protective role by anti-reverse diode D2 short circuit dischanges, the high current of generation by pond group 3.
Detection control circuit 21 is detected to 3 voltage of accumulator battery at any time, when voltage is more than full of protection voltage, is opened Closing K conductings carries out additives for overcharge protection;When voltage is pressed less than overdischarge, switch K2 shut-offs carry out over;Accumulator battery 3 In floating charging operation on daytime, only discharge and do not charge in the evening;Daytime, when the potential of the square formation of concentrating component 1 is higher than accumulator battery 3 During potential, load assembles solar powered by concentrating component 1, and unnecessary electric energy is filled with accumulator battery 3, and accumulator battery 3 is in floating Charged state;When concentrating component 1 does not generate electricity or electromotive force is less than the potential of accumulator battery 3, whole outputs are all by electric power storage Pond group 3 is powered, and due to the effect of blocking diode, accumulator battery 3 will not be discharged by concentrating component 1;When discovery accumulator battery 3 In power shortage state when, should take immediate steps and carry out boost charge to accumulator battery 3.Conditional place, boost charge can Charged with charger, it is impossible to when being charged with charger, it is also possible to which concentrating component 1 carries out boost charge.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, Be appreciated that these embodiments can be carried out various changes in the case of without departing from principle of the present utility model and spirit, repair Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.

Claims (3)

1. a kind of solaode charging-discharging controller, including concentrating component(1), solar charging discharging controller(2), accumulator Group(3)And inverter(4), it is characterised in that:The concentrating component(1)Outfan be electrically connected at solar charging/discharging control Device(2)Input, in concentrating component(1)Output branch road on adjustable resistance in parallel(5), solar charging discharging controller(2) Outfan be electrically connected at accumulator battery(3)Input;The accumulator battery(3)Outfan be electrically connected at inverter (4)On;The accumulator battery(3)For DC load(6)Power supply, inverter(4)By changing accumulator battery(3)In voltage be AC load(7)Power supply;The concentrating component(1)By concave mirror(11)Composition, in concave mirror(11)Upper surface be provided with protection Glass plate(12), in concave mirror(11)Intrados cell piece is installed(13), cell piece(13)Outer surface arrange heat-insulation layer (14);The cell piece(13)Lower end offer heat eliminating medium and be cycling in and out mouth(15), cell piece(13)Lower surface with it is recessed Face mirror(11)Bottom contact connection;
The solar charging discharging controller(2)Including detection control circuit(21), switch K1 and switch K2, in charge circuit With detection control circuit after switch K1 series resistances R(21)It is connected in parallel on concentrating component(1)Outfan, detection control circuit (21)Incoming line series connection counnter attack charging diode D1;Switch K2 is accumulator battery(3)Discharge switch, accumulator battery(3)String Connection fuse FU access circuit in parallel with anti-reverse diode D2, it is in parallel in the parallel circuit of diode D2 to access alternating current-direct current Load(6), load in alternating current-direct current(6)Upper series connection accesses switch K2.
2. a kind of solaode charging-discharging controller according to claim 1, it is characterised in that:The concentrating component (1)In concave mirror(11)For the thin slice of polyolefine material injection pressure.
3. a kind of solaode charging-discharging controller according to claim 1, it is characterised in that:The accumulator battery (3)In single battery be gallium arsenide cells.
CN201620880941.3U 2016-08-11 2016-08-11 Solar battery charging and discharging controller Expired - Fee Related CN206041613U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620880941.3U CN206041613U (en) 2016-08-11 2016-08-11 Solar battery charging and discharging controller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620880941.3U CN206041613U (en) 2016-08-11 2016-08-11 Solar battery charging and discharging controller

Publications (1)

Publication Number Publication Date
CN206041613U true CN206041613U (en) 2017-03-22

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107528536A (en) * 2017-09-27 2017-12-29 西藏世峰高科能源技术有限公司 Liquid-type Anti-ice-and-snow solar panel mechanism and anti-icing control method
CN107592071A (en) * 2017-10-16 2018-01-16 西藏世峰高科能源技术有限公司 Anti-ice-and-snow solar panel
WO2018202125A1 (en) * 2017-05-05 2018-11-08 Knowmax Technology Ltd. Wireless charging system and wireless charging receiving device
CN113078710A (en) * 2021-04-01 2021-07-06 广东电网有限责任公司广州供电局 Storage battery pack charging and discharging management device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018202125A1 (en) * 2017-05-05 2018-11-08 Knowmax Technology Ltd. Wireless charging system and wireless charging receiving device
CN107528536A (en) * 2017-09-27 2017-12-29 西藏世峰高科能源技术有限公司 Liquid-type Anti-ice-and-snow solar panel mechanism and anti-icing control method
CN107528536B (en) * 2017-09-27 2020-01-17 西藏世峰高科能源技术有限公司 Liquid type ice and snow prevention solar cell panel mechanism and ice prevention control method
CN107592071A (en) * 2017-10-16 2018-01-16 西藏世峰高科能源技术有限公司 Anti-ice-and-snow solar panel
CN107592071B (en) * 2017-10-16 2020-01-03 西藏世峰高科能源技术有限公司 Anti-ice solar cell panel
CN113078710A (en) * 2021-04-01 2021-07-06 广东电网有限责任公司广州供电局 Storage battery pack charging and discharging management device

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170322

Termination date: 20170811

CF01 Termination of patent right due to non-payment of annual fee