CN205753603U - A kind of photovoltaic voltage stabilizing charging circuit - Google Patents
A kind of photovoltaic voltage stabilizing charging circuit Download PDFInfo
- Publication number
- CN205753603U CN205753603U CN201620718403.4U CN201620718403U CN205753603U CN 205753603 U CN205753603 U CN 205753603U CN 201620718403 U CN201620718403 U CN 201620718403U CN 205753603 U CN205753603 U CN 205753603U
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- potentiometer
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- 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
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- Photovoltaic Devices (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of photovoltaic voltage stabilizing charging circuit, including audion V1, diode D1, unidirectional thyristor Q2 and resistance R5, the anode of described diode D1 connects solar panels T, the negative electrode of diode D1 connects resistance R1, the colelctor electrode of audion V1 and the positive pole of accumulator E, the base stage of audion V1 connects the sliding end of potentiometer RP1, and the other end of resistance R1 connects a fixing end of potentiometer RP1.This utility model photovoltaic voltage stabilizing charging circuit circuit structure is simple; use solar powered; and it is provided with intelligence under-voltage protective module and anti-overcharge protection module in circuit, is prevented effectively from the situation of under-voltage charging and overcharge, therefore there is energy-conserving and environment-protective, diverse in function and the advantage of life-span length.
Description
Technical field
This utility model relates to a kind of solar energy circuit, specifically a kind of photovoltaic voltage stabilizing charging circuit.
Background technology
Solar energy is a kind of energy safe and environment-friendly, reproducible, therefore becomes the primary study pair of 21 century energy field
As, nowadays the equipment such as solar street light, solar water heater has been popularized, and people began to use use solar energy in recent years
As the charge power supply of portable equipment, it is the most convenient to bring to the life of people, but due to the uncontrollability of sunlight,
Easily cause the situation of under-voltage charging and overcharge, thus reduce the service life of energy storage battery, therefore need to be improved.
Summary of the invention
The purpose of this utility model is to provide a kind of photovoltaic voltage stabilizing charging circuit, to solve to propose in above-mentioned background technology
Problem.
For achieving the above object, the following technical scheme of this utility model offer:
A kind of photovoltaic voltage stabilizing charging circuit, including audion V1, diode D1, unidirectional thyristor Q2 and resistance R5, described
The anode of diode D1 connects the negative electrode of solar panels T, diode D1 and connects resistance R1, the colelctor electrode of audion V1 and accumulator
The positive pole of E, the base stage of audion V1 connects the sliding end of potentiometer RP1, and the other end of resistance R1 connects of potentiometer RP1
Fixing end, another fixing end of potentiometer RP1 connects fixing end, a unidirectional crystalline substance of electric capacity C1, resistance R4, potentiometer RP2
The negative electrode of brake tube Q2, accumulator E1, the negative pole of accumulator E2 and the other end of solar panels T, the emitter stage of audion V1 connects
The anode of diode D2, resistance R5 and the anode of unidirectional thyristor Q1, the negative electrode of diode D2 connects resistance R2, and resistance R2's is another
One end connects resistance R3, the anode of accumulator E2 and the negative electrode of unidirectional thyristor Q1, and the control pole of unidirectional thyristor Q1 connects two
The negative electrode of pole pipe D3, the anode of diode D3 connects the other end and the anode of unidirectional thyristor Q2 of resistance R5, and resistance R3's is another
One end connects another fixing end of potentiometer RP2, and the sliding end of potentiometer RP2 connects negative electrode and the electric capacity C1 of diode D4,
The anode of diode D4 connects the other end and the control pole of unidirectional thyristor Q2 of resistance R4.
As preferred version of the present utility model: described diode D4 is Zener diode.
Compared with prior art, the beneficial effects of the utility model are: this utility model photovoltaic voltage stabilizing charging circuit circuit
Simple in construction, uses solar powered, and is provided with intelligence under-voltage protective module and anti-overcharge protection module in circuit, has
Effect avoids the situation of under-voltage charging and overcharge, therefore has energy-conserving and environment-protective, diverse in function and the advantage of life-span length.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of photovoltaic voltage stabilizing charging circuit.
Detailed description of the invention
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 a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
Referring to Fig. 1, a kind of photovoltaic voltage stabilizing charging circuit, including audion V1, diode D1, unidirectional thyristor Q2 and electricity
The anode of resistance R5, described diode D1 connects the negative electrode of solar panels T, diode D1 and connects resistance R1, the current collection of audion V1
Pole and the positive pole of accumulator E, the base stage of audion V1 connects the sliding end of potentiometer RP1, and the other end of resistance R1 connects current potential
The fixing end of of device RP1, another fixing end of potentiometer RP1 connect electric capacity C1, resistance R4, one of potentiometer RP2 solid
Fixed end, the negative electrode of unidirectional thyristor Q2, accumulator E1, the negative pole of accumulator E2 and the other end of solar panels T, audion V1's
Emitter stage connects the anode of diode D2, resistance R5 and the anode of unidirectional thyristor Q1, and the negative electrode of diode D2 connects resistance R2,
The other end of resistance R2 connects resistance R3, the anode of accumulator E2 and the negative electrode of unidirectional thyristor Q1, the control of unidirectional thyristor Q1
Pole processed connects the negative electrode of diode D3, and the anode of diode D3 connects the other end and the anode of unidirectional thyristor Q2 of resistance R5,
The other end of resistance R3 connects another fixing end of potentiometer RP2, and the sliding end of potentiometer RP2 connects the negative electrode of diode D4
With the other end and the control pole of unidirectional thyristor Q2 that the anode of electric capacity C1, diode D4 connects resistance R4.
Diode D4 is Zener diode.
Operation principle of the present utility model is: during daylight abundance, and solar panels T completes opto-electronic conversion and by two poles
An electric energy part is stored in accumulator E1 by pipe D1, and another part is powered to circuit, resistance R1, potentiometer RP1 and audion
V1 forms under-voltage protective module, and when voltage is normal, the voltage after resistance R1 and potentiometer RP1 dividing potential drop makes audion V1 lead
Logical, circuit below obtains electric, the electricity when voltage of accumulator E2 to be charged is relatively low, after resistance R3 and potentiometer RP2 dividing potential drop
Pressure is insufficient for the conducting of diode D3, therefore unidirectional thyristor Q2 cut-off, the voltage exported from the emitter stage of audion V1
The control pole of unidirectional thyristor Q1 it is added in so that it is conducting through resistance R5 and diode D3, the high-power charging of accumulator E2, along with
The carrying out of charging, the voltage of E2 constantly raises, and after E2 is full of, the voltage after resistance R3 and potentiometer RP2 dividing potential drop makes
The conducting of diode D4, unidirectional thyristor Q2 turns on, so that Q1 cut-off, accumulator E2 now can only be by D2 after diode
Carry out trickle charge with resistance R2, thus prevent overcharge, when running into the output voltage deficiency of solar energy T and E1, audion V1
Cut-off, disconnects charge circuit, reaches the purpose of under-voltage protection.
It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it is possible to realize this practicality in other specific forms new
Type.Therefore, no matter from the point of view of which point, all should regard embodiment as exemplary, and be nonrestrictive, this practicality is new
The scope of type is limited by claims rather than described above, it is intended that by the containing of equivalency in claim that fall
All changes in justice and scope are included in this utility model.Should not be considered as any reference in claim limiting
Involved claim.
Although moreover, it will be appreciated that this specification is been described by according to embodiment, but the most each embodiment only wraps
Containing an independent technical scheme, this narrating mode of description is only that for clarity sake those skilled in the art should
Description can also be formed those skilled in the art through appropriately combined as an entirety, the technical scheme in each embodiment
May be appreciated other embodiments.
Claims (2)
1. a photovoltaic voltage stabilizing charging circuit, including audion V1, diode D1, unidirectional thyristor Q2 and resistance R5, its feature
Being, the anode of described diode D1 connects the negative electrode of solar panels T, diode D1 and connects resistance R1, the current collection of audion V1
Pole and the positive pole of accumulator E, the base stage of audion V1 connects the sliding end of potentiometer RP1, and the other end of resistance R1 connects current potential
The fixing end of of device RP1, another fixing end of potentiometer RP1 connect electric capacity C1, resistance R4, one of potentiometer RP2 solid
Fixed end, the negative electrode of unidirectional thyristor Q2, accumulator E1, the negative pole of accumulator E2 and the other end of solar panels T, audion V1's
Emitter stage connects the anode of diode D2, resistance R5 and the anode of unidirectional thyristor Q1, and the negative electrode of diode D2 connects resistance R2,
The other end of resistance R2 connects resistance R3, the anode of accumulator E2 and the negative electrode of unidirectional thyristor Q1, the control of unidirectional thyristor Q1
Pole processed connects the negative electrode of diode D3, and the anode of diode D3 connects the other end and the anode of unidirectional thyristor Q2 of resistance R5,
The other end of resistance R3 connects another fixing end of potentiometer RP2, and the sliding end of potentiometer RP2 connects the negative electrode of diode D4
With the other end and the control pole of unidirectional thyristor Q2 that the anode of electric capacity C1, diode D4 connects resistance R4.
A kind of photovoltaic voltage stabilizing charging circuit the most according to claim 1, it is characterised in that described diode D4 is voltage stabilizing two
Pole is managed.
Priority Applications (1)
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CN201620718403.4U CN205753603U (en) | 2016-07-10 | 2016-07-10 | A kind of photovoltaic voltage stabilizing charging circuit |
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CN201620718403.4U CN205753603U (en) | 2016-07-10 | 2016-07-10 | A kind of photovoltaic voltage stabilizing charging circuit |
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CN201620718403.4U Expired - Fee Related CN205753603U (en) | 2016-07-10 | 2016-07-10 | A kind of photovoltaic voltage stabilizing charging circuit |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108877509A (en) * | 2018-07-23 | 2018-11-23 | 刘桂明 | It is a kind of based on solar powered scenic spot message indicator |
-
2016
- 2016-07-10 CN CN201620718403.4U patent/CN205753603U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108877509A (en) * | 2018-07-23 | 2018-11-23 | 刘桂明 | It is a kind of based on solar powered scenic spot message indicator |
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Legal Events
Date | Code | Title | Description |
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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: 20161130 Termination date: 20190710 |
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CF01 | Termination of patent right due to non-payment of annual fee |