CN205355916U - Solar control ware power supply circuit - Google Patents
Solar control ware power supply circuit Download PDFInfo
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- CN205355916U CN205355916U CN201521091841.4U CN201521091841U CN205355916U CN 205355916 U CN205355916 U CN 205355916U CN 201521091841 U CN201521091841 U CN 201521091841U CN 205355916 U CN205355916 U CN 205355916U
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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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Abstract
The utility model relates to a solar control ware power supply circuit, including power module, switch module and control module, power module is equipped with two input sources of input of photovoltaic board and battery input, and the battery input is connected to power module through the switch module, and the switch module is in off -state under the initial condition, and power module provides working power supply for control module, control module control module 0's closed and disconnection, and control module detects control module 2 value and control module 3. Adopt the utility model discloses a solar control ware power supply circuit's controller, when out of work controller automatic cutout its with being connected of battery, can place the storage for a long time to when the controller detect when holding battery under voltage insufficient voltage can automatic cutout its and being connected of battery, do not consume storage battery microcomputer, can effectively prolong and hold battery life.
Description
Technical field
This utility model relates to photovoltaic art, particularly relates to a kind of controller for solar power circuit.
Background technology
Development along with photovoltaic technology, the utilization of solar energy has been widely used in various field, modal exactly to use solar panels be that accumulator is charged, and to convert solar energy into electrical energy and to store by accumulator, recycling accumulator is powered to other electrical equipments.Wherein there are lead-acid accumulator, colloid storage battery and lithium-ions battery etc. for the kind that the accumulator of energy storage is relatively common.And along with the development of lithium ion battery technology, owing to its energy density is high, compared with lead-acid accumulator and colloid storage battery, it has the advantage that volume is little when equivalent capability, lithium-ions battery is applied to photovoltaic LED lighting system more and more, and lithium-ions battery and controller are become one, in industry, is referred to as " storage control unit ".Owing to accumulator and controller are integrated into one, controller is connected in accumulator always, the electricity of battery consumption, just accumulator to be charged after placing a period of time.The quiescent dissipation of controller in the market is most at about 10mA, calculate by 10mA, within one day, consume 240mAH, within 100 days, consume 24AH, accumulator for a nominal capacity 24AH, not being charged its electricity just substantially to run out more than three months, time length again will be greatly shortened the service life of accumulator.
Summary of the invention
The technical problems to be solved in the utility model is to design the controller of a kind of not battery consumption electricity, solves existing technical problem.
For solving above-mentioned technical problem, controller for solar power circuit of the present utility model includes power module, switch module and control module, described power module is provided with photovoltaic panel input and accumulator two input sources of input, accumulator enters through switch module and is connected to power module, under original state, switch module is off, described power module provides working power for controlling module, and described control module controls Guan Bi and the disconnection of switch module.
Further, described control module is by voltage detecting circuit detection battery tension value, by unloaded decision circuitry detection loading condition.
Further, described control module is MCU(MicrocontrollerUnit, micro-control unit, also known as one chip microcomputer or single-chip microcomputer).
Further, described power module includes NPN audion Q3, resistance R3, Zener diode ZD1, filter capacitor C2, PNP triode Q4, resistance R4, NPN audion Q5, resistance R5, Zener diode ZD2, diode D1, three terminal regulator VR1, filter capacitor C3；
Wherein, NPN audion Q3, resistance R3 and Zener diode ZD1 constitute mu balanced circuit, resistance R3 connects colelctor electrode and the base stage of NPN audion Q3, Zener diode ZD1 negative pole is connected with the base stage of NPN audion Q3, plus earth, the emitter stage of NPN audion Q3 is connected with the input of three terminal regulator VR1；
NPN audion Q5, resistance R5 and Zener diode ZD2 constitute mu balanced circuit, resistance R5 connects colelctor electrode and the base stage of NPN audion Q5, Zener diode ZD2 negative pole is connected with the base stage of NPN audion Q5, plus earth, and the emitter stage of NPN audion Q5 is connected with the input of three terminal regulator VR1；
The emitter stage of PNP triode Q4 is connected with the positive pole of photovoltaic panel, and colelctor electrode is connected with the colelctor electrode of NPN audion Q5, and base stage is connected by resistance R4 with photovoltaic panel negative pole, and diode D1 negative pole is connected with photovoltaic panel negative pole, plus earth；
The earth terminal ground connection of three terminal regulator VR1, the input of three terminal regulator VR1 and earth terminal are parallel with filter capacitor C2, play input filtering effect, and the output and ground of three terminal regulator VR1 is parallel with filter capacitor C3, plays outfan filter action；
Described switch module includes PNP triode Q1, NPN audion Q2, resistance R1, resistance R2；
Wherein, the emitter stage of PNP triode Q1 is connected with battery positive voltage, the base stage of PNP triode Q1 is connected by resistance R1 with the colelctor electrode of NPN audion Q2, the base stage of NPN audion Q2 is connected with the outfan controlling module by resistance R2, and the emitter stage of NPN audion Q2 is connected with the negative pole of accumulator；
The colelctor electrode of the PNP triode Q1 of described switch module is connected with the colelctor electrode of the NPN audion Q3 of power module, and described control module is powered by the outfan of the three terminal regulator VR1 of power module.
Further, switch module also includes electric capacity C4, resistance R6, resistance R7 and NPN audion Q6, electric capacity C4 and resistance R7 it is in series with between the positive pole of accumulator and negative pole, electric capacity C4 is connected with the positive pole of accumulator, the colelctor electrode of NPN audion Q6 is connected with the colelctor electrode of NPN audion Q2, the emitter stage of NPN audion Q6 is connected with the negative pole of accumulator, and resistance R6 one end is connected with the base stage of NPN audion Q6, and the other end is connected one end of electric capacity C4 and connects with resistance R7.Such it is advantageous in that; when individually connecting accumulator; the controller adopting power circuit of the present utility model can enter duty, has both met general use habit, cuts off the input of accumulator thus protecting accumulator when reaching certain time and storage battery under-voltage at load open circuit again.
Further, being connected to Zener diode ZD3 between photovoltaic panel negative pole and the resistance R4 of power module, the negative pole of Zener diode ZD3 is connected with resistance R4, and the positive pole of Zener diode ZD3 is connected on the connecting line of diode D1 and photovoltaic panel negative pole.Such it is advantageous in that: photovoltaic panel end applies PNP triode Q4 just to be made to turn on when voltage necessarily be greater than the voltage stabilizing value of Zener diode ZD3, the interference of signal can be avoided by mistake to open, improve the reliability of this circuit.
The working method of controller for solar power circuit of the present utility model is:
Under original state, switch module is off, when only having accumulator input, when switch module does not include electric capacity C4, resistance R6, resistance R7 and NPN audion Q6, owing to switch module is off, power module can not obtain electric work, thus can not for controlling module offer working power, controlling module cannot work；Electric capacity C4 is included at switch module, resistance R6, when resistance R7 and NPN audion Q6, due to battery tension by resistance R7 be electric capacity C4 charging, when electric capacity C4 underfill, its one end being connected with R7 is high level, NPN audion Q6 can be made to turn on, so that PNP triode Q1 conducting, thus accumulator can be powered for power module, thus controlling module can obtain electric work, controlling module control signal output high level makes NPN audion Q2 turn on, one end that it is connected with R7 after electric capacity C4 is fully charged is that low level can not make NPN audion Q6 turn on, but work owing to now controlling module and made NPN audion Q2 turn on, so that PNP triode Q1 conducting, accumulator remains to maintain control module for power module is powered and works on.Such it is advantageous in that, when individually connecting accumulator, the controller adopting power circuit of the present utility model can enter duty, both met general use habit, after load open circuit a period of time and when storage battery under-voltage, module output low level can have been controlled NPN audion Q2 is ended again, so that PNP triode Q1 cut-off, now electric capacity C4 is fully charged, and its one end being connected with R7 is that low level can not make NPN audion Q6 turn on, and now controlling module cannot work.
When accumulator and two input sources of photovoltaic panel are simultaneously entered, photovoltaic panel input makes power module obtain electric work, power module provides working power for controlling module, after controlling module work, output control signal makes switch module be in closure state, accumulator is that power module is powered, even if now photovoltaic panel input is withdrawn, owing to switch module is opened, accumulator input is sustainable powers to power module, and power module continues as control module and provides working power.
Controller for solar power circuit of the present utility model is when being specifically applied in controller for solar, accumulator voltage detecting circuit and unloaded decision circuitry can be added, accumulator voltage detecting circuit and unloaded decision circuitry are all connected with control module, when control module receive voltage detecting circuit detect accumulator be in under-voltage power shortage feedback signal or control module receive the feedback signal that unloaded decision circuitry detects unloaded certain time time, controlling module output low level makes NPN audion Q2 end, so that PNP triode Q1 cut-off, switch module is off, power module cannot be control module for power supply, therefore control module cannot work, now control module and be in power failure state, not battery consumption electricity.Make power module again electric work, it is necessary to photovoltaic panel input source is powered for power module again.
The beneficial effects of the utility model: adopt the controller of controller for solar power circuit described in the utility model, control module in an idle state and cannot obtain electric work, not battery consumption electricity, storage can be placed for a long time, only when project installation uses, photovoltaic panel being received on controller, the voltage of photovoltaic panel can make controller unlatching work.Of the present utility model another it is beneficial in that, when storage battery under-voltage power shortage, the controller adopting power circuit described in the utility model can disconnect storage battery power supply, controller is made to be in power failure state, not battery consumption electricity, can effective prolonging service life of battery, and Common Controller can only control accumulator and stop powering to the load, controller itself is still within duty, still at battery consumption electricity.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is further elucidated with.
Fig. 1 is the structured flowchart of controller for solar power circuit；
Fig. 2 is the controller for solar power circuit in embodiment 1；
Fig. 3 is the controller for solar power circuit in embodiment 2；
Fig. 4 is the controller for solar power circuit in embodiment 3；
Fig. 5 is the controller for solar power circuit in embodiment 4.
Detailed description of the invention
Embodiment 1
In conjunction with Fig. 1 and Fig. 2, controller for solar power circuit of the present utility model includes power module, switch module and control module, described power module is provided with photovoltaic panel input and accumulator two input sources of input, accumulator enters through switch module and is connected to power module, switch module is connected to battery positive voltage, under original state, switch module is off, and described power module provides working power for controlling module, and described control module controls Guan Bi and the disconnection of switch module.Described control module is by voltage detecting circuit detection battery tension value, by unloaded decision circuitry detection loading condition.In the present embodiment, control module is MCU.
Under original state, switch module is off, when only having accumulator input, owing to switch module is off, power module can not obtain electric work, thus can not for controlling module MCU offer working power, when accumulator and two input sources of photovoltaic panel are simultaneously entered, photovoltaic panel input makes power module obtain electric work, power module provides working power for controlling module MCU, controlling output control signal after module MCU obtains electric work makes switch module be in closure state, accumulator is that power module is powered, even if now photovoltaic panel input is withdrawn, owing to switch module is opened, accumulator input is sustainable powers to power module, power module continues as control module MCU and provides working power.
As shown in Figure 2, for the schematic diagram of the controller for solar power circuit of the present embodiment, described power module includes NPN audion Q3, resistance R3, Zener diode ZD1, filter capacitor C2, PNP triode Q4, resistance R4, NPN audion Q5, resistance R5, Zener diode ZD2, diode D1, three terminal regulator VR1, filter capacitor C3；
In power module, NPN audion Q3, resistance R3 and Zener diode ZD1 constitute mu balanced circuit, resistance R3 connects colelctor electrode and the base stage of NPN audion Q3, Zener diode ZD1 negative pole is connected with the base stage of NPN audion Q3, plus earth, the emitter stage of NPN audion Q3 is connected with the input of three terminal regulator VR1；
NPN audion Q5, resistance R5 and Zener diode ZD2 constitute mu balanced circuit, resistance R5 connects colelctor electrode and the base stage of NPN audion Q5, Zener diode ZD2 negative pole is connected with the base stage of NPN audion Q5, plus earth, and the emitter stage of NPN audion Q5 is connected with the input of three terminal regulator VR1；
The emitter stage of PNP triode Q4 is connected with the positive pole of photovoltaic panel, and colelctor electrode is connected with the colelctor electrode of NPN audion Q5, and base stage is connected by resistance R4 with photovoltaic panel negative pole, and diode D1 negative pole is connected with photovoltaic panel negative pole, plus earth；
The earth terminal ground connection of three terminal regulator VR1, the input of three terminal regulator VR1 and earth terminal are parallel with filter capacitor C2, play input filtering effect, and the output and ground of three terminal regulator VR1 is parallel with filter capacitor C3, plays outfan filter action；
Described switch module includes PNP triode Q1, NPN audion Q2, resistance R1, resistance R2；
In switch module, the emitter stage of PNP triode Q1 is connected with battery positive voltage, the base stage of PNP triode Q1 is connected by resistance R1 with the colelctor electrode of NPN audion Q2, the base stage of NPN audion Q2 is connected with the outfan controlling module MCU by resistance R2, and the emitter stage of NPN audion Q2 is connected with the negative pole of accumulator；
The colelctor electrode of the PNP triode Q1 of described switch module is connected with the colelctor electrode of the NPN audion Q3 of power module, and described control module MCU is powered by the outfan of the three terminal regulator VR1 of power module.
The working method of the controller for solar power circuit of the present embodiment is:
When only applying voltage at accumulator terminal, fail electric owing to controlling module MCU, it is impossible to work, the base stage of NPN audion Q2 is in floating state, it is impossible to conducting, thus PNP triode Q1 can not turn on, whole power circuit is in cut-off state, not battery consumption electricity；
When photovoltaic panel end also applies voltage, form base current between 1 foot and 2 feet of PNP triode Q4 and turn on, NPN audion Q5, resistance R5, Zener diode ZD2 constitutes mu balanced circuit, output burning voltage VDD, VDD is that three terminal regulator VR1 powers, three terminal regulator VR1 exports burning voltage VCC, VCC powers for controlling module MCU, control module MCU obtain electric after by its outfan U1 export high level, NPN audion Q2 is made to turn on, so that forming base current between 1 foot of PNP triode Q1 and 2 feet, so that PNP triode Q1 conducting, NPN audion Q3, resistance R3, Zener diode ZD1 constitutes mu balanced circuit, output burning voltage VDD, VDD is that three terminal regulator VR1 powers, three terminal regulator VR1 exports burning voltage VCC, VCC powers for controlling module MCU, now accumulator voltage and photovoltaic panel terminal voltage can make power module obtain electric work, even if now photovoltaic panel being applied voltage to withdraw, power module still can obtain input voltage from accumulator terminal and be operated.
Preferably, the controller for solar power circuit of the present embodiment is when being specifically applied in controller for solar, accumulator voltage detecting circuit and unloaded decision circuitry can be added, accumulator voltage detecting circuit and unloaded decision circuitry are all connected with control module MCU, voltage detecting circuit and unloaded decision circuitry are circuit commonly used in the art, no longer specifically describe at this.When control module MCU receive voltage detecting circuit detect accumulator be in under-voltage power shortage feedback signal or control module MCU receive the feedback signal that unloaded decision circuitry detects unloaded certain time time, controlling module MCU output low level makes NPN audion Q2 end, so that PNP triode Q1 cut-off, switch module is off, power module cannot be control module MCU to power, therefore control module MCU cannot work, now control module MCU and be in power failure state, not battery consumption electricity.The present embodiment is preferred, when, after load open circuit 5 minutes, controlling module MCU and make switch module be off by its outfan output low level.Only again applying voltage at photovoltaic panel end, power module just can be resumed work.
The controller of employing controller for solar power circuit described in the present embodiment, when only having accumulator and being connected with controller, controller cannot obtain electric work, not battery consumption electricity, storage can be placed for a long time, only when project installation uses, photovoltaic panel being received on controller, the voltage of photovoltaic panel can make controller unlatching work.Additionally, when control module MCU detects storage battery under-voltage power shortage, controlling module MCU output low level makes switch module disconnect, thus disconnecting storage battery power supply, makes control module MCU be in power failure state, no longer battery consumption electricity, can effective prolonging service life of battery, and Common Controller can only control accumulator and stop powering to the load, and controller itself is still within duty, still at battery consumption electricity, accumulator can be damaged.
Embodiment 2
The present embodiment is the schematic diagram of the controller for solar power circuit of a kind of optimization, it is distinctive in that with embodiment 1, the switch module of the controller for solar power circuit of the present embodiment also includes electric capacity C4, resistance R6, resistance R7 and NPN audion Q6, electric capacity C4 and resistance R7 it is in series with between the positive pole of accumulator and negative pole, electric capacity C4 is connected with the positive pole of accumulator, the colelctor electrode of NPN audion Q6 is connected with the colelctor electrode of NPN audion Q2, the emitter stage of NPN audion Q6 is connected with the negative pole of accumulator, resistance R6 one end is connected with the base stage of NPN audion Q6, the other end is connected one end of electric capacity C4 and connects with resistance R7.
Due to battery tension by resistance R7 be electric capacity C4 charging, when electric capacity C4 underfill, its one end being connected with R7 is high level, NPN audion Q6 can be made to turn on, so that PNP triode Q1 conducting, thus accumulator can be powered for power module, thus controlling module MCU can obtain electric work, controlling module MCU control signal output high level makes NPN audion Q2 turn on, one end that it is connected with R7 after electric capacity C4 is fully charged is that low level can not make NPN audion Q6 turn on, but work owing to now controlling module MCU and made NPN audion Q2 turn on, so that PNP triode Q1 conducting, accumulator remains to maintain control module MCU for power module is powered and works on.Such it is advantageous in that, when individually connecting accumulator, the controller adopting power circuit of the present utility model can enter duty, both met general use habit, after load open circuit a period of time and when storage battery under-voltage, module MCU output low level can have been controlled NPN audion Q2 is ended again, so that PNP triode Q1 cut-off, now electric capacity C4 is fully charged, and its one end being connected with R7 is that low level can not make NPN audion Q6 turn on, and now controlling module MCU cannot work.
When photovoltaic panel end also applies voltage, form base current between 1 foot and 2 feet of PNP triode Q4 and turn on, NPN audion Q5, resistance R5, Zener diode ZD2 constitutes mu balanced circuit, output burning voltage VDD, VDD is that three terminal regulator VR1 powers, three terminal regulator VR1 exports burning voltage VCC, VCC powers for controlling module MCU, control module MCU obtain electric after by its outfan U1 export high level, NPN audion Q2 is made to turn on, so that forming base current between 1 foot of PNP triode Q1 and 2 feet, so that PNP triode Q1 conducting, NPN audion Q3, resistance R3, Zener diode ZD1 constitutes mu balanced circuit, output burning voltage VDD, VDD is that three terminal regulator VR1 powers, three terminal regulator VR1 exports burning voltage VCC, VCC powers for controlling module MCU, now accumulator voltage and photovoltaic panel terminal voltage can make power module obtain electric work, even if now photovoltaic panel being applied voltage to withdraw, power module still can obtain input voltage from accumulator terminal and be operated.
Preferably, the controller for solar power circuit of the present embodiment is when being specifically applied in controller for solar, accumulator voltage detecting circuit and unloaded decision circuitry can be added, accumulator voltage detecting circuit and unloaded decision circuitry are all connected with control module MCU, voltage detecting circuit and unloaded decision circuitry are circuit commonly used in the art, no longer specifically describe at this.When control module MCU receive voltage detecting circuit detect accumulator be in under-voltage power shortage feedback signal or control module MCU receive the feedback signal that unloaded decision circuitry detects unloaded certain time time, controlling module MCU output low level makes NPN audion Q2 end, so that PNP triode Q1 cut-off, now electric capacity C4 is fully charged, its one end being connected with R7 is that low level can not make NPN audion Q6 turn on, switch module is off, power module cannot be control module MCU to power, therefore control module MCU cannot work, now control module MCU and be in power failure state, not battery consumption electricity.The present embodiment is preferred, when, after load open circuit 5 minutes, controlling module MCU and make switch module be off by its outfan output low level.Only again applying voltage at photovoltaic panel end, power module just can be resumed work.
The controller for solar power circuit of the present embodiment is compared with the power circuit in embodiment 1, improvement is in that: when individually connecting accumulator, the controller adopting the power circuit of the present embodiment can enter duty, both general use habit had been met, again can after load open circuit a period of time and when storage battery under-voltage, controlling module MCU output low level makes NPN audion Q2 end, so that PNP triode Q1 cut-off, now electric capacity C4 is fully charged, its one end being connected with R7 is that low level can not make NPN audion Q6 turn on, now control module MCU cannot work.
Embodiment 3
In conjunction with Fig. 1 and Fig. 4, the present embodiment is the schematic diagram of the controller for solar power circuit of a kind of optimization, it is distinctive in that with embodiment 1, it is connected to Zener diode ZD3 between photovoltaic panel negative pole and the resistance R4 of the power module of the controller for solar power circuit of the present embodiment, the negative pole of Zener diode ZD3 is connected with resistance R4, and the positive pole of Zener diode ZD3 is connected on the connecting line of diode D1 and photovoltaic panel negative pole.Such it is advantageous in that: photovoltaic panel end applies PNP triode Q4 just to be made to turn on when voltage necessarily be greater than the voltage stabilizing value of Zener diode ZD3, the interference of signal can be avoided by mistake to open, improve the reliability of this circuit.Other work process are consistent with the work process of circuit in embodiment 1, do not repeat them here.
Embodiment 4
In conjunction with Fig. 1 and Fig. 5, the present embodiment is the schematic diagram of the controller for solar power circuit of a kind of optimization, it is distinctive in that with embodiment 2, it is connected to Zener diode ZD3 between photovoltaic panel negative pole and the resistance R4 of the power module of the controller for solar power circuit of the present embodiment, the negative pole of Zener diode ZD3 is connected with resistance R4, and the positive pole of Zener diode ZD3 is connected on the connecting line of diode D1 and photovoltaic panel negative pole.Such it is advantageous in that: photovoltaic panel end applies PNP triode Q4 just to be made to turn on when voltage necessarily be greater than the voltage stabilizing value of Zener diode ZD3, the interference of signal can be avoided by mistake to open, improve the reliability of this circuit.Other work process are consistent with the work process of circuit in embodiment 2, do not repeat them here.
Elaborate a lot of detail in the above description so that fully understanding this utility model.But above description is only preferred embodiment of the present utility model, this utility model can be implemented being much different from alternate manner described here, and therefore this utility model is by the restriction being embodied as disclosed above.Any those skilled in the art are without departing under technical solutions of the utility model ambit simultaneously, all may utilize the method for the disclosure above and technology contents and technical solutions of the utility model are made many possible variations and modification, or be revised as the Equivalent embodiments of equivalent variations.Every content without departing from technical solutions of the utility model, according to technical spirit of the present utility model to any simple modification made for any of the above embodiments, equivalent variations and modification, all still falls within the scope of technical solutions of the utility model protection.
Claims (6)
1. a controller for solar power circuit, it is characterized in that: include power module, switch module and control module, described power module is provided with photovoltaic panel input and accumulator two input sources of input, accumulator enters through switch module and is connected to power module, under original state, switch module is off, described power module provides working power for controlling module, and described control module controls Guan Bi and the disconnection of switch module.
2. controller for solar power circuit according to claim 1, it is characterised in that: described control module is by voltage detecting circuit detection battery tension value, by unloaded decision circuitry detection loading condition.
3. controller for solar power circuit according to claim 1, it is characterised in that: described control module is MCU.
4. controller for solar power circuit according to claim 1, it is characterised in that:
Described power module includes NPN audion Q3, resistance R3, Zener diode ZD1, filter capacitor C2, PNP triode Q4, resistance R4, NPN audion Q5, resistance R5, Zener diode ZD2, diode D1, three terminal regulator VR1, filter capacitor C3；
Wherein, NPN audion Q3, resistance R3 and Zener diode ZD1 constitute mu balanced circuit, resistance R3 connects colelctor electrode and the base stage of NPN audion Q3, Zener diode ZD1 negative pole is connected with the base stage of NPN audion Q3, plus earth, the emitter stage of NPN audion Q3 is connected with the input of three terminal regulator VR1；
NPN audion Q5, resistance R5 and Zener diode ZD2 constitute mu balanced circuit, resistance R5 connects colelctor electrode and the base stage of NPN audion Q5, Zener diode ZD2 negative pole is connected with the base stage of NPN audion Q5, plus earth, and the emitter stage of NPN audion Q5 is connected with the input of three terminal regulator VR1；
The emitter stage of PNP triode Q4 is connected with the positive pole of photovoltaic panel, and colelctor electrode is connected with the colelctor electrode of NPN audion Q5, and base stage is connected by resistance R4 with photovoltaic panel negative pole, and diode D1 negative pole is connected with photovoltaic panel negative pole, plus earth；
The earth terminal ground connection of three terminal regulator VR1, the input of three terminal regulator VR1 and earth terminal are parallel with filter capacitor C2, and the output and ground of three terminal regulator VR1 is parallel with filter capacitor C3；
Described switch module includes PNP triode Q1, NPN audion Q2, resistance R1, resistance R2；
Wherein, the emitter stage of PNP triode Q1 is connected with battery positive voltage, the base stage of PNP triode Q1 is connected by resistance R1 with the colelctor electrode of NPN audion Q2, the base stage of NPN audion Q2 is connected with the outfan controlling module by resistance R2, and the emitter stage of NPN audion Q2 is connected with the negative pole of accumulator；
The colelctor electrode of the PNP triode Q1 of described switch module is connected with the colelctor electrode of the NPN audion Q3 of power module, and described control module is powered by the outfan of the three terminal regulator VR1 of power module.
5. controller for solar power circuit according to claim 4, it is characterized in that: switch module also includes electric capacity C4, resistance R6, resistance R7 and NPN audion Q6, electric capacity C4 and resistance R7 it is in series with between the positive pole of accumulator and negative pole, electric capacity C4 is connected with the positive pole of accumulator, the colelctor electrode of NPN audion Q6 is connected with the colelctor electrode of NPN audion Q2, the emitter stage of NPN audion Q6 is connected with the negative pole of accumulator, resistance R6 one end is connected with the base stage of NPN audion Q6, and the other end is connected one end of electric capacity C4 and connects with resistance R7.
6. the controller for solar power circuit according to claim 4 or 5, it is characterized in that: between photovoltaic panel negative pole and the resistance R4 of described power module, be connected to Zener diode ZD3, the negative pole of described Zener diode ZD3 is connected with resistance R4, and the positive pole of Zener diode ZD3 is connected on the connecting line of diode D1 and photovoltaic panel negative pole.
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| CN201521091841.4U CN205355916U (en) | 2015-12-25 | 2015-12-25 | Solar control ware power supply circuit |
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| CN201521091841.4U CN205355916U (en) | 2015-12-25 | 2015-12-25 | Solar control ware power supply circuit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105515159A (en) * | 2015-12-25 | 2016-04-20 | 南京普天大唐信息电子有限公司 | Solar energy controller power source circuit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105515159A (en) * | 2015-12-25 | 2016-04-20 | 南京普天大唐信息电子有限公司 | Solar energy controller power source circuit |
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