CN106160172A - There is charging, control and the solar air-conditioner system of power lightning protection function - Google Patents
There is charging, control and the solar air-conditioner system of power lightning protection function Download PDFInfo
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- CN106160172A CN106160172A CN201610726198.0A CN201610726198A CN106160172A CN 106160172 A CN106160172 A CN 106160172A CN 201610726198 A CN201610726198 A CN 201610726198A CN 106160172 A CN106160172 A CN 106160172A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
- H02H9/041—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage using a short-circuiting device
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
- H02H9/042—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage comprising means to limit the absorbed power or indicate damaged over-voltage protection device
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J2207/20—Charging or discharging characterised by the power electronics converter
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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
Abstract
The invention discloses one and there is charging, control and the solar air-conditioner system of power lightning protection function, including solaode, controller for solar, accumulator and transducer air conditioning, controller for solar includes charging circuit, control circuit, lightning protection circuit and discharge circuit, transducer air conditioning includes inverter circuit, control circuit includes the 31st to the 33rd diode, 34th stabilivolt, 37th stabilivolt, 32nd resistance, 31st metal-oxide-semiconductor and integrated voltage-stabilized chip, lightning protection circuit includes the 61st to the 62nd resistance, 61st to the 63rd varistor, 61st fuse is to the 64th fuse and gas-discharge tube.The present invention can effectively lightning protection, improve security of system performance, lightning surge that easy for installation, cost is relatively low, reliability is higher, have preferable self-startup ability, avoid the occurrence of endless loop state, can absorb air-conditioning is subject to, protection air-conditioning will not be damaged by lightning surge.
Description
Technical field
The present invention relates to solar airconditioning field, there is charging, control and power lightning protection function too particularly to a kind of
Sun can air conditioning system.
Background technology
Solar air-conditioner system is made up of parts such as solaode, controller, accumulator and transducer air conditionings.Existing
Solar air-conditioner system has following defects that controller Lighting Protection Measures is ineffective, affects security of system performance；Accumulator is many
Inevitably there is inconsistent situation in capacity and self discharge between individual cell batteries, affects the life of storage battery.
It addition, when occur continuous print several overcast and rainy time, the electric power of accumulator is not enough to maintain and is powered equipment work
Needing, this will affect the normal work of the equipment of being powered, and will solve this problem, can strengthen accumulator and solar panel
Capacity, the most unavoidably need to lay power line, can bring about a large amount of construction and great number cost, its cost can be significantly
Rise.It addition, electromagnetic interference also can affect solar air-conditioner system, when it uses, reliability is the highest.
Meanwhile, traditional solar control circuit uses the mode that accumulator single supply is powered, low-voltage disconnects.This side
Formula there will be an endless loop: if the supply voltage of accumulator is less than the setting voltage of break function, solar control circuit
Will disconnect, and solar control circuit oneself cannot recover automatically, reason is that solar control circuit is only in electric power storage
Cell voltage is sufficiently high when can work, and the luminous energy of output could be charged a battery by solar energy by solar control circuit,
Even if solar energy output has electricity after controller for solar disconnects, but battery tension is inadequate, and controller for solar low-voltage disconnects,
So this part electric energy cannot be charged to inside accumulator, owing to solar energy-electric energy cannot be charged to accumulator, such battery tension
Would not rise, controller for solar would not restart.
Many users do not pull out the custom of power line after being shut down by air-conditioning, and such air-conditioning still electrically connects with city.?
In thundery sky, the transmission line of electricity of civil power is highly susceptible to thunderbolt, is once struck by lightning, will produce in the transmission line of electricity of civil power
Surge, the air-conditioning now electrically connected with city will be impacted by lightning surge, the most impaired.
Summary of the invention
The technical problem to be solved in the present invention is, for the drawbacks described above of prior art, it is provided that one can be the most anti-
Thunder, improve security of system performance, easy for installation, cost is relatively low, reliability is higher, have preferable self-startup ability, avoid out
Existing endless loop state, lightning surge that air-conditioning is subject to can be absorbed, protection air-conditioning will not be had charging by what lightning surge damaged, control
System and the solar air-conditioner system of power lightning protection function.
The technical solution adopted for the present invention to solve the technical problems is: structure one has charging, control and power supply and prevents
The solar air-conditioner system of thunder function, including solaode, controller for solar, accumulator and transducer air conditioning, described too
Sun can include that charging circuit, control circuit, lightning protection circuit and discharge circuit, described transducer air conditioning include inverter circuit by controller
And compressor, described solaode is connected with described charging circuit, described charging circuit by described control circuit with described
Discharge circuit connects, and described charging circuit and discharge circuit are the most all connected with described accumulator, and described control circuit is by described
Lightning protection circuit is connected with described accumulator, and described discharge circuit is connected with described compressor also by described inverter circuit；
Described charging circuit include the 21st diode, the 22nd diode, the 23rd light emitting diode, second
Ten resistance, the 21st resistance, the 22nd resistance, the 23rd resistance, the 24th resistance, the 25th resistance, second
16 resistance, the 27th resistance, the 28th resistance, the 21st critesistor, the 22nd critesistor, the 21st
Audion, the 21st electric capacity, the 22nd electric capacity and the 21st charging management chip, the sun of described 21st diode
Pole is connected with the positive pole of described solaode, the negative electrode of described 21st diode respectively with described 21st electric capacity
One end, one end of the 20th resistance, one end of the 21st resistance, one end of the 23rd resistance, the 21st critesistor
One end connect, the other end ground connection of described 21st electric capacity is also connected with the 6th pin of described charging management chip, institute
3rd pin of the other end and described charging management chip of stating the 20th resistance is connected, the other end of described 21st resistance
It is connected with described one end of 22nd resistance and the 8th pin of charging management chip respectively, described 22nd resistance another
One end is connected with the first pin of described charging management chip, and the other end of described 23rd resistance is respectively with the described 20th
One end of four resistance and the emitter stage of the 21st audion connect, the other end of described 24th resistance and described charging valve
First pin of reason chip connects, and the base stage of described 21st audion is by described 25th resistance and described charging valve
7th pin of reason chip connects, and the colelctor electrode of described 21st audion passes through described 26th resistance and described second
The anode of 12 diodes connects, the negative electrode of described 22nd diode second drawing with described charging management chip respectively
The positive pole of foot, one end of the 22nd electric capacity and accumulator connects, the other end ground connection of described 22nd electric capacity, and described second
The other end of 11 critesistor is connected with described one end of 28th resistance and one end of the 22nd critesistor respectively,
The described other end of the 28th resistance is connected with the 4th pin of described charging management chip, described 22nd critesistor
Other end ground connection, the 5th pin of described charging management chip is 23rd luminous with described by described 27th resistance
The anode of diode connects, the minus earth of described 23rd light emitting diode；
Described control circuit include solar control port, the 31st diode, the 32nd diode, the 33rd
Diode, the 34th stabilivolt, the 35th diode, the 36th diode, the 37th stabilivolt, the 31st electricity
Resistance, the 32nd resistance, the 33rd resistance, the 31st electric capacity, the 33rd electric capacity, the 31st metal-oxide-semiconductor, integrated voltage-stabilized
Chip and the 31st inductance, the first pin of described solar energy port and the second pin all with the positive pole of described solaode
Connecting, the 3rd pin of described solar energy port and the 4th pin all negative poles with described solaode are connected, the described sun
Second pin of energy port is connected with the described anode of the 31st diode and the anode of the 32nd diode the most respectively, institute
State the anode of the negative electrode of the 32nd diode and the 33rd diode positive pole all with described accumulator to be connected, the described 3rd
The negative electrode of 11 diodes respectively with the negative electrode of described 33rd diode, the negative electrode of the 34th stabilivolt, the 33rd
First pin of one end of resistance, the positive pole of the 31st electric capacity and integrated voltage-stabilized chip connects, described 34th stabilivolt
Anode be connected with described one end of 31st resistance and one end of the 32nd resistance respectively, described 31st metal-oxide-semiconductor
Grid be connected with the other end of described 32nd resistance, the source electrode of described 31st metal-oxide-semiconductor is respectively with the described 30th
The anode of the other end of one resistance, the anode of the 35th diode and the 36th diode connects, and the described 35th
The negative electrode of pole pipe is connected with the 4th pin of described solar energy port, the minus earth of described 36th diode, and described
The drain electrode of 31 metal-oxide-semiconductors is connected with the described other end of the 33rd resistance and the 5th pin of integrated voltage-stabilized chip respectively,
The minus earth of described 31st electric capacity, the 3rd pin ground connection of described integrated voltage-stabilized chip, described integrated voltage-stabilized chip
Second pin is connected with described one end of 31st inductance and the negative electrode of the 37th stabilivolt respectively, described 37th steady
The plus earth of pressure pipe, the other end of described 31st inductance passes through described 33rd capacity earth, described integrated voltage-stabilized
4th pin of chip connects described DC source；
Described lightning protection circuit includes the 61st resistance, the 62nd resistance, the 61st varistor, the 62nd pressure
Quick resistance, the 63rd varistor, the 61st fuse, the 62nd fuse, the 63rd fuse, the 64th
Fuse and gas-discharge tube, described one end of 61st resistance is connected with the zero line of described DC source, and the described 60th
The other end of one resistance is connected with described one end of 64th fuse and one end of the 61st varistor respectively, described
The other end of the 61st varistor respectively with one end and one end of the 62nd fuse of described 61st fuse
Connecting, the described other end of the 61st fuse is connected with the live wire of described DC source, described 63rd fuse
One end is connected with the live wire of described DC source, and the other end of described 63rd fuse passes through described 62nd pressure-sensitive electricity
Resistance is connected with one end of described gas-discharge tube, and the other end of described 64th fuse passes through described 63rd pressure-sensitive electricity
Resistance is connected with one end of described discharge gas pipe, the other end ground connection of described discharge gas pipe.
In the solar air-conditioner system with charging, control and power lightning protection function of the present invention, described lightning protection
Circuit also includes that the 63rd resistance, one end of described 63rd resistance are connected with the other end of described 61st resistance,
The other end of described 63rd resistance is connected with one end of described 64th fuse.
In the solar air-conditioner system with charging, control and power lightning protection function of the present invention, described lightning protection
Circuit also includes that the 64th resistance, described one end of 64th resistance are connected with the live wire of described DC source, described
The other end of 64 resistance is connected with one end of described 63rd fuse.
In the solar air-conditioner system with charging, control and power lightning protection function of the present invention, described second
11 audions are PNP type triode.
That implements the present invention has charging, control and the solar air-conditioner system of power lightning protection function, has following useful
Effect: owing to being provided with lightning protection circuit, thus can effectively lightning protection, improve security of system performance；It addition, solaode will too
Sun can be converted to electric energy, and whole charging circuit is managed by charging management chip, it is ensured that air conditioner energy needs, and can keep away simultaneously
Exempt to lay a large amount of constructions and the great number cost that power line brings, moreover it is possible to reduce the electromagnetic interference impact on system；Control circuit has
There is good self-startup ability, it is to avoid the endless loop state often occurred in prior art, differential mode lightning surge and common mode thunderbolt
Surge is all absorbed by lightning protection circuit, will not flow in other circuit of air-conditioning, thus protects air-conditioning will not be damaged by lightning surge；
So its can effectively lightning protection, improve security of system performance, easy for installation, cost is relatively low, reliability is higher, have preferable from
Startup ability, avoid the occurrence of endless loop state, lightning surge that air-conditioning is subject to can be absorbed, protection air-conditioning will not be damaged by lightning surge
Bad.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, also may be used
To obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is that the present invention has charging, controls and in one embodiment of solar air-conditioner system of power lightning protection function
Structural representation；
Fig. 2 is the circuit theory diagrams of charging circuit in described embodiment；
Fig. 3 is the circuit theory diagrams of control circuit in described embodiment；
Fig. 4 is the circuit theory diagrams of lightning protection circuit in described embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Having charging in the present invention, control and in the solar air-conditioner system embodiment of power lightning protection function, this has and fills
The structural representation of the solar air-conditioner system of electricity, control and power lightning protection function is as shown in Figure 1.In Fig. 1, this have charging,
Control and the solar air-conditioner system of power lightning protection function include solaode PV, controller for solar 1, accumulator BAT and
Transducer air conditioning 2, wherein, controller for solar 1 includes charging circuit 11, control circuit 12, lightning protection circuit 14 and discharge circuit
13, transducer air conditioning 2 includes inverter circuit 21 and compressor 22, and solaode PV is connected with charging circuit 11, charging circuit
11 are connected with discharge circuit 13 by control circuit 12, and charging circuit 11 and discharge circuit 13 are also all connected with accumulator BAT, control
Circuit 12 processed is connected with accumulator BAT by lightning protection circuit 14, and discharge circuit 13 is also by inverter circuit 21 with compressor 22 even
Connect.Solaode PV is that the radiation of the sun is converted to electric energy, or is sent in accumulator BAT store, or promotes frequency conversion
Air-conditioner 2 works.The effect of controller for solar 1 is that control is whole has charging, control and the solar energy of power lightning protection function
The duty of air conditioning system, and accumulator BAT is played the effect of additives for overcharge protection and over.Accumulator BAT
Effect is the electrical power storage sent by solaode PV when there being illumination, discharges the when of to needs again.Become
Frequently air-conditioner 2 is as alternating current source, can speed governing easily.
Controller for solar 1 by its lightning protection circuit 14 can effectively lightning protection, strengthen the lightning protection capability of system, raising system
Security performance, accumulator BAT do not lose solar energy conversion energy on the premise of, improve the charge efficiency of accumulator battery 3
And the efficiency of actual of sun-generated electric power, accumulator BAT can ensure that again the activity of accumulator BAT while being charged,
Avoid accumulator BAT to deposit, thus extend the life-span of accumulator BAT largely.
Fig. 2 is the circuit theory diagrams of charging circuit in the present embodiment, and in Fig. 2, charging circuit 11 includes the 21st pole
Pipe D21, the 22nd diode D22, the 23rd LED the 23, the 20th resistance R20, the 21st resistance
R21, the 22nd resistance R22, the 23rd resistance R23, the 24th resistance R24, the 25th resistance R25, the 26th
Resistance R26, the 27th resistance R27, the 28th resistance R28, the 21st critesistor RT21, the 22nd critesistor
RT22, the 21st audion Q21, the 21st electric capacity C21, the 22nd electric capacity C22 and the 21st charging management chip
U21, wherein, the 20th resistance R20, the 24th resistance R24, the 26th resistance R26 and the 28th resistance R28 are all limited
Leakage resistance, is used for carrying out overcurrent protection, improves the security performance of system.In the present embodiment, the 21st audion Q21 is PNP
Type audion.Certainly, under the certain situation of the present embodiment, the 21st audion Q21 can also be NPN type triode, but
At this moment the circuit structure of charging circuit 11 also can change accordingly.
Wherein, the anode of the 21st diode D21 is connected with the positive pole PV+ of solaode, the 21st diode
The negative electrode of D21 respectively with one end of the 21st electric capacity C21, one end of the 20th resistance R20, the one of the 21st resistance R21
End, one end of the 23rd resistance R23, one end of the 21st critesistor RT21 connect, another of the 21st electric capacity C21
End ground connection is also connected with the 6th pin of charging management chip U21, the other end of the 20th resistance R20 and charging management chip
3rd pin of U21 connects, the other end of the 21st resistance R21 respectively with one end and the charging valve of the 22nd resistance R22
8th pin of reason chip U21 connects, and the other end of the 22nd resistance R22 connects with first pin of charging management chip U21
Connect, the other end of the 23rd resistance R23 respectively with the sending out of one end of the 24th resistance R24 and the 21st audion Q21
Emitter-base bandgap grading connects, and the other end of the 24th resistance R24 is connected with first pin of charging management chip U21.
In the present embodiment, the base stage of the 21st audion Q21 passes through the 25th resistance R25 and charging management chip
7th pin of U21 connects, and the colelctor electrode of the 21st audion Q21 passes through the 26th resistance R26 and the 22nd pole
The anode of pipe D22 connects, the negative electrode of the 22nd diode D22 respectively with second pin of charging management chip U21, the 20th
One end of two electric capacity C22 and the positive pole BAT+ of accumulator connect, the other end ground connection of the 22nd electric capacity C22, the 21st heat
The other end of quick resistance RT21 connects with one end of the 28th resistance R28 and one end of the 22nd critesistor RT22 respectively
Connecing, the other end of the 28th resistance R28 is connected with the 4th pin of charging management chip U21, the 22nd critesistor
The other end ground connection of RT22, the 5th pin of charging management chip U21 passes through the 27th resistance R27 and the 23rd luminescence two
The anode of pole pipe LED23 connects, the minus earth of the 23rd LED 23.
In the present embodiment, first pin of charging management chip U21 is charging current sensing input, and the second pin is electric power storage
Cell voltage inputs, and the 3rd pin is working power input, and the 4th pin is temperature sensing input, and the 5th pin is that charged state is defeated
Go out, the 6th pin be working power input, the 7th pin for charging control output, the 8th pin be charge rate compensate defeated
Enter.Solar panel PV provides charging voltage for this charging circuit 11, and the 21st diode D21 is for reversely cut-off, anti-
The only reverse power transmission of charging circuit 11, the 21st electric capacity C21 is the filter capacitor of charging management chip U21, the 22nd electric capacity
C22 is the filter capacitor of output charging voltage, and the 22nd diode D21, for reversely cut-off, prevents because of the 21st
There is leakage current and cause the kwh loss of accumulator BAT in pole pipe Q21.
In the present embodiment, first pin of charging management chip U21 can detect the pressure drop of the 23rd resistance R23, from
And controlling charging current, the second pin is used for detecting charging voltage and cell voltage, and the 3rd pin and the 6th pin are used for
Cut-in operation power supply, the 4th pin can be stored by the 21st critesistor RT11 and the 22nd critesistor RT22 detection
The temperature of battery BAT, prevents from charging when the temperature of accumulator BAT is too high, owing to this charging circuit 11 is not required to detect accumulator
The temperature of BAT, therefore the 21st critesistor RT11 and the 22nd critesistor RT22 is set to similar resistance, the 5th pin
Exporting for charged state, when charging, the 23rd LED 23 is bright, the 23rd light emitting diode after being full of
LED23 goes out, and the 7th pin controls, by the 25th resistance R25, the size of current that the 21st audion Q21 passes through, thus rises
To the effect of control charging current, the 8th pin is by dividing between detection the 21st resistance R21 and the 22nd resistance R22
Pressure, to compensate the pressure drop in the internal driving of accumulator BAT and circuit, thus improves charge rate.
This charging circuit 11 can utilize solaode PV to accumulator BAT electric energy supplement, wherein solaode PV
Solar energy is converted into electric energy, and whole charging circuit 11 is managed by charging management chip U21, it is ensured that the energy of air-conditioning needs
Want, can avoid laying a large amount of constructions and the great number cost that power line brings simultaneously, also can reduce electromagnetic interference and this is had charging
The impact of the solar air-conditioner system controlled.Therefore this charging circuit 11 has easy for installation, with low cost and service-strong
Advantage.
Fig. 3 is the circuit theory diagrams of control circuit in the present embodiment.In Fig. 3, control circuit 12 includes solar control end
Mouth XS1, the 31st diode D31, the 32nd diode D32, the 33rd diode D33, the 34th stabilivolt
D34, the 35th diode D35, the 36th diode D36, the 37th stabilivolt D37, the 31st resistance R31,
32 resistance R32, the 33rd resistance R33, the 31st electric capacity C31, the 33rd electric capacity C33, the 31st metal-oxide-semiconductor
Q31, integrated voltage-stabilized chip U31 and the 31st inductance L31, wherein, the 31st diode D31 and the 33rd diode
D33 non-counnter attack diode, the 32nd diode D32 is thyristor, and the 32nd resistance R32 is current-limiting resistance, uses
In carrying out overcurrent protection.In the present embodiment, the 31st metal-oxide-semiconductor Q31 is N-channel MOS pipe, certainly, in some of the present embodiment
In the case of, the 31st metal-oxide-semiconductor Q31 can also be P-channel metal-oxide-semiconductor, but at this moment the structure of control circuit to change accordingly.
In the present embodiment, first pin of solar energy port x S1 and the second pin are all with the positive pole PV+ of solaode even
Connecing, the 3rd pin of solar energy port x S1 and the 4th pin all negative poles with solaode PV-are connected, solar energy port x S1
The second pin be connected with the anode of the 31st diode D31 and the anode of the 32nd diode D32 the most respectively, the 30th
The negative electrode of two diode D32 and the anode of the 33rd diode D33 are all connected with the positive pole BAT+ of accumulator, and the 31st
The negative electrode of pole pipe D31 respectively with the negative electrode of the 33rd diode D32, the negative electrode of the 34th stabilivolt D34, the 33rd electricity
First pin of resistance one end of R33, the positive pole of the 31st electric capacity C31 and integrated voltage-stabilized chip U31 connects, the 34th voltage stabilizing
The anode of pipe D34 is connected with one end of the 31st resistance R31 and one end of the 32nd resistance R32 respectively.31st electricity
Hold C31 and can increase the stability of circuit, eliminate power-supply fluctuation.
In the present embodiment, the grid of the 31st metal-oxide-semiconductor Q31 and the other end of the 32nd resistance R32 connect, and the 30th
The source electrode of one metal-oxide-semiconductor Q31 respectively with the other end, the anode and the 30th of the 35th diode D35 of the 31st resistance R31
The anode of six diode D36 connects, and the negative electrode of the 35th diode D35 is connected with the 4th pin of solar energy port x S1, the
The minus earth of 36 diode D36, the drain electrode of the 31st metal-oxide-semiconductor Q31 respectively with the other end of the 33rd resistance R33
Connect with the 5th pin of integrated voltage-stabilized chip U31, the minus earth of the 31st electric capacity C31, the of integrated voltage-stabilized chip U6
Three pin ground connection, second pin of integrated voltage-stabilized chip U31 respectively with one end and the 37th voltage stabilizing of the 31st inductance L31
The negative electrode of pipe D37 connects, the plus earth of the 37th stabilivolt D37, and the other end of the 31st inductance L31 passes through the 30th
Three electric capacity C33 ground connection, the 4th pin of integrated voltage-stabilized chip U31 connects DC source VDD.
The positive pole PV+ of solaode exports battery positive voltage BAT+ through the 32nd diode D32, solar-electricity
The positive pole PV+ in pond is connected to through the 31st diode D31, battery positive voltage BAT+ through the 33rd diode D33
The negative electrode of 34 stabilivolt D34, arrives separately at earth terminal after the 34th stabilivolt D34 and the 31st resistance R31
The negative pole PV-of GND and solaode, in order to prevent electric current reverse, the 31st resistance R31 ground connection be connected to solar energy
It is respectively equipped with the 35th diode D35, the 36th diode D36, the positive pole of solaode before the negative pole PV-of battery
The positive pole BAT+ of PV+ and accumulator is respectively by being all connected to collection after the 31st diode D31 and the 33rd diode D33
The first pin becoming voltage stabilizing chip U31 provides working power for it.
When 5th pin of integrated voltage-stabilized chip U31 is low level, system is operated；The of integrated voltage-stabilized chip U31
When five pins are high level, system does not works；Between grid and the source electrode of the 31st metal-oxide-semiconductor Q31, voltage is more than (example during VDD
As: when VDD equal to 5V time, i.e. Vgs > 5V), the 31st metal-oxide-semiconductor Q31 conducting, the now drain electrode of the 31st metal-oxide-semiconductor Q31 with
Source conduction, the 5th pin ground connection of integrated voltage-stabilized chip U31, for low level, system is in running order；31st MOS
Between grid and the source electrode of pipe Q31, voltage is less than (such as: when VDD is equal to 5V, i.e. Vgs < 5V) during VDD, the 31st metal-oxide-semiconductor
Q31 ends, and the drain electrode of the 31st metal-oxide-semiconductor Q31 cut-off ends with source electrode, and the 5th pin of integrated voltage-stabilized chip U31 is high electricity
Flat, system is in off position.34th stabilivolt D34 its voltage in the range of reasonable reverse current is constant.This
Bright can effectively lightning protection, improve security of system performance, accumulator and can ensure that again the activity of accumulator, energy while being charged
Extend accumulator life-span, can improve the charge efficiency to accumulator, extend accumulator the electricity consumption time, have preferable oneself open
Kinetic force, avoid the occurrence of endless loop state.
In the present embodiment, control circuit 12 also includes the 32nd electric capacity C32, one end of the 32nd electric capacity C32 and the
The drain electrode of 31 metal-oxide-semiconductor Q31 connects, and the other end of the 32nd electric capacity C32 connects with the 5th pin of integrated voltage-stabilized chip U31
Connect.32nd electric capacity C32 is for preventing the interference between the 31st metal-oxide-semiconductor Q31 and integrated voltage-stabilized chip U31.
In the present embodiment, control circuit 12 also includes the 34th resistance R34, one end of the 34th resistance R34 and the
The negative electrode of 31 diode D31 connects, the other end of the 34th resistance R34 and first pin of integrated voltage-stabilized chip U31
Connect.In the present embodiment, control circuit 12 also includes the 35th resistance R35, one end of the 35th resistance R35 with integrated surely
4th pin of pressure chip U31 connects, and the other end of the 35th resistance R35 is connected with DC source VDD.34th resistance
R34 and the 35th resistance R35 is current-limiting resistance, is used for carrying out overcurrent protection.
In the present embodiment, control circuit 12 also includes the 36th resistance R36, one end of the 36th resistance R36 and collection
The second pin becoming voltage stabilizing chip U31 connects, and the other end of the 36th resistance R36 and one end of the 31st inductance L31 are even
Connect.36th resistance R36 current-limiting resistance, is used for carrying out overcurrent protection.
Fig. 4 is the circuit theory diagrams of lightning protection circuit in the present embodiment.In Fig. 4, this lightning protection circuit 14 includes the 61st electricity
Resistance R61, the 62nd resistance R62, the 61st varistor VR61, the 62nd varistor VR62, the 63rd pressure-sensitive
Resistance VR63, the 61st fuse F61, the 62nd fuse F62, the 63rd fuse F63, the 64th fuse
F64 and gas-discharge tube FD1.Wherein, one end of the 61st resistance R61 and zero line N (the specifically direct current of DC source VDD
The zero line of the input interface of power supply) connect, the other end of the 61st resistance R61 respectively with the one of the 64th fuse F64
One end of end and the 61st varistor VR61 connects, and the other end of the 61st varistor VR61 is respectively with the 61st
One end of fuse F61 and one end of the 62nd fuse F62 connect, the F61 other end of the 61st fuse and direct current
The live wire L of power vd D connects, and one end of the 63rd fuse F63 is connected with the live wire L of DC source VDD, and the 63rd melts
The other end of disconnected device F63 is connected by one end of the 62nd varistor VR62 and gas-discharge tube FD1, the 64th fusing
The other end of device F64 is connected by one end of the 63rd varistor VR63 and discharge gas pipe FD1, discharge gas pipe FD1
Other end ground connection.
Wherein, the 61st resistance R61 and the 62nd resistance R62 is current-limiting resistance.For the fire to DC source
Loop between line and zero line carries out overcurrent protection, improves the security performance of system.
Have when coming between the differential mode lightning surge live wire L from DC source VDD and zero line N, the 61st varistor
The resistance of VR61 reduces rapidly, and by live wire L and the zero line N short circuit of DC source VDD, differential mode lightning surge is thus eliminated.Have
Common mode lightning surge between the live wire L of DC source VDD and ground GND or when coming between zero line N and ground GND, the 60th
The resistance of two varistor VR62 or the 63rd varistor VR1 reduces rapidly, this common mode lightning surge is guided to gas and puts
In fulgurite FD1, gas-discharge tube FD1 is the most breakdown and starts electric discharge, and common mode lightning surge is thus eliminated.As can be seen here,
Differential mode lightning surge and common mode lightning surge are all absorbed by lightning protection circuit 14, will not flow in other circuit of air-conditioning, thus protect
Protect air-conditioning to be damaged by lightning surge.So its can absorb lightning surge that air-conditioning is subject to, protection air-conditioning will not be by thunderbolt wave
Gush damage.
If the electric current from the differential mode lightning surge come between the live wire L and zero line N of DC source VDD is excessive, the 6th
11 fuse F61 will fuse；If between the live wire L and ground GND of DC source VDD or between zero line N and ground GND
The electric current of the common mode that comes over lightning surge is excessive, and the 63rd fuse F63 or the 64th fuse F64 will fuse, and the 6th
12 fuse F62 (the conventional fuse silk of DC source VDD) also can fuse, thus cuts off DC source VDD.
In the present embodiment, this lightning protection circuit 14 also includes the 63rd resistance R63, one end of the 63rd resistance R63 with
The other end of the 61st resistance R61 connects, the other end of the 63rd resistance R63 and one end of the 64th fuse F64
Connect.63rd resistance R63 is current-limiting resistance, for carrying out the loop between the zero line N of DC source VDD and ground GND
Overcurrent protection, improves the security performance of system further.
In the present embodiment, this lightning protection circuit 14 also includes the 64th resistance R64, one end of the 64th resistance R64 with
The live wire L of DC source VDD connects, and the other end of the 64th resistance R64 and F63 one end of the 63rd fuse connect.
64th resistance R64 is current-limiting resistance, protects for the loop between the live wire L of DC source VDD and ground GND is carried out stream
Protect, further improve the security performance of system.
In a word, due to the fact that and be provided with lightning protection circuit 14, thus can effectively lightning protection, improve security of system performance；?
It is all connected with pressure-sensitive electricity between the live wire L and zero line N of DC source VDD, between live wire L and ground GND and between zero line N and ground GND
Resistance, has when coming between the differential mode lightning surge live wire L from DC source VDD and zero line N, the 61st varistor VR61's
Resistance reduces rapidly, and by live wire L and the zero line N short circuit of DC source VDD, differential mode lightning surge is thus eliminated, and has common mode thunder
Hit between the surge live wire L from DC source VDD and ground GND or when coming between zero line N and ground GND, the 62nd is pressure-sensitive
The resistance of resistance VR62 or the 63rd varistor VR63 reduces rapidly, and this common mode lightning surge is guided to gas-discharge tube
In FD1, gas-discharge tube FD1 is the most breakdown and starts electric discharge, and common mode lightning surge is thus eliminated.As can be seen here, differential mode
Lightning surge and common mode lightning surge are all absorbed by lightning protection circuit, will not flow in other circuit of air-conditioning, thus protect air-conditioning
Will not be damaged by lightning surge.It addition, charging circuit 11 has easy for installation, with low cost and service-strong advantage.Control
Circuit 12 has good self-startup ability, it is to avoid the endless loop state often occurred in prior art.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (4)
1. one kind has charging, control and the solar air-conditioner system of power lightning protection function, it is characterised in that include solar-electricity
Pond, controller for solar, accumulator and transducer air conditioning, described controller for solar includes charging circuit, control circuit, lightning protection
Circuit and discharge circuit, described transducer air conditioning includes inverter circuit and compressor, described solaode and described charged electrical
Road connects, and described charging circuit is connected with described discharge circuit by described control circuit, described charging circuit and discharge circuit
The most all being connected with described accumulator, described control circuit is connected with described accumulator by described lightning protection circuit, described electric discharge electricity
Road is connected with described compressor also by described inverter circuit；
Described charging circuit includes the 21st diode, the 22nd diode, the 23rd light emitting diode, the 20th electricity
Resistance, the 21st resistance, the 22nd resistance, the 23rd resistance, the 24th resistance, the 25th resistance, the 26th
Resistance, the 27th resistance, the 28th resistance, the 21st critesistor, the 22nd critesistor, the 21st pole
Pipe, the 21st electric capacity, the 22nd electric capacity and the 21st charging management chip, the anode of described 21st diode with
The positive pole of described solaode connects, the negative electrode of described 21st diode respectively with the one of described 21st electric capacity
End, one end of the 20th resistance, one end of the 21st resistance, one end of the 23rd resistance, the 21st critesistor
One end connects, and the other end ground connection of described 21st electric capacity is also connected with the 6th pin of described charging management chip, described
The other end of the 20th resistance is connected with the 3rd pin of described charging management chip, and the other end of described 21st resistance divides
It is not connected with described one end of 22nd resistance and the 8th pin of charging management chip, another of described 22nd resistance
End is connected with the first pin of described charging management chip, and the other end of described 23rd resistance is respectively with the described 24th
One end of resistance and the emitter stage of the 21st audion connect, the other end of described 24th resistance and described Charge Management
First pin of chip connects, and the base stage of described 21st audion is by described 25th resistance and described Charge Management
7th pin of chip connects, and the colelctor electrode of described 21st audion passes through described 26th resistance and the described 20th
The anode of two diodes connects, the negative electrode of described 22nd diode respectively with the second pin of described charging management chip,
One end of 22nd electric capacity and the positive pole of accumulator connect, the other end ground connection of described 22nd electric capacity, and the described 20th
The other end of one critesistor is connected with described one end of 28th resistance and one end of the 22nd critesistor respectively, institute
4th pin of the other end and described charging management chip of stating the 28th resistance is connected, described 22nd critesistor
Other end ground connection, the 5th pin of described charging management chip is by described 27th resistance and described 23rd luminescence two
The anode of pole pipe connects, the minus earth of described 23rd light emitting diode；
Described control circuit includes solar control port, the 31st diode, the 32nd diode, the 33rd pole
Pipe, the 34th stabilivolt, the 35th diode, the 36th diode, the 37th stabilivolt, the 31st resistance,
32nd resistance, the 33rd resistance, the 31st electric capacity, the 33rd electric capacity, the 31st metal-oxide-semiconductor, integrated voltage-stabilized core
Sheet and the 31st inductance, the first pin of described solar energy port and the second pin are all with the positive pole of described solaode even
Connecing, the 3rd pin of described solar energy port and the 4th pin all negative poles with described solaode are connected, described solar energy
Second pin of port is connected with the described anode of the 31st diode and the anode of the 32nd diode the most respectively, described
The negative electrode of the 32nd diode and the anode of the 33rd diode all positive poles with described accumulator are connected, and the described 30th
The negative electrode of one diode respectively with the negative electrode of described 33rd diode, the negative electrode of the 34th stabilivolt, the 33rd electricity
First pin of one end, the positive pole of the 31st electric capacity and the integrated voltage-stabilized chip of resistance connects, described 34th stabilivolt
Anode is connected with described one end of 31st resistance and one end of the 32nd resistance respectively, described 31st metal-oxide-semiconductor
Grid is connected with the other end of described 32nd resistance, and the source electrode of described 31st metal-oxide-semiconductor is respectively with the described 31st
The anode of the other end of resistance, the anode of the 35th diode and the 36th diode connects, described 35th pole
The negative electrode of pipe is connected with the 4th pin of described solar energy port, the minus earth of described 36th diode, and the described 3rd
The drain electrode of 11 metal-oxide-semiconductors is connected with the described other end of the 33rd resistance and the 5th pin of integrated voltage-stabilized chip respectively, institute
State the minus earth of the 31st electric capacity, the 3rd pin ground connection of described integrated voltage-stabilized chip, the of described integrated voltage-stabilized chip
Two pins are connected with described one end of 31st inductance and the negative electrode of the 37th stabilivolt respectively, described 37th voltage stabilizing
The plus earth of pipe, the other end of described 31st inductance passes through described 33rd capacity earth, described integrated voltage-stabilized core
4th pin of sheet connects described DC source；
Described lightning protection circuit includes the 61st resistance, the 62nd resistance, the 61st varistor, the 62nd pressure-sensitive electricity
Resistance, the 63rd varistor, the 61st fuse, the 62nd fuse, the 63rd fuse, the 64th fusing
Device and gas-discharge tube, described one end of 61st resistance is connected with the zero line of described DC source, described 61st electricity
The other end of resistance is connected with described one end of 64th fuse and one end of the 61st varistor respectively, and the described 6th
The other end of 11 varistors is connected with described one end of 61st fuse and one end of the 62nd fuse respectively,
The described other end of the 61st fuse is connected with the live wire of described DC source, one end of described 63rd fuse with
The live wire of described DC source connects, and the other end of described 63rd fuse passes through described 62nd varistor and institute
The one end stating gas-discharge tube connects, and the other end of described 64th fuse passes through described 63rd varistor and institute
The one end stating discharge gas pipe connects, the other end ground connection of described discharge gas pipe.
The most according to claim 1 have charging, control and the solar air-conditioner system of power lightning protection function, and its feature exists
In, described lightning protection circuit also includes the 63rd resistance, one end of described 63rd resistance and described 61st resistance
The other end connects, and the other end of described 63rd resistance is connected with one end of described 64th fuse.
The most according to claim 2 have charging, control and the solar air-conditioner system of power lightning protection function, and its feature exists
In, described lightning protection circuit also includes the 64th resistance, one end of described 64th resistance and the live wire of described DC source
Connecting, the other end of described 64th resistance is connected with one end of described 63rd fuse.
4. according to described in claims 1 to 3 any one have charging, control and the solar airconditioning system of power lightning protection function
System, it is characterised in that described 21st audion is PNP type triode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610726198.0A CN106160172A (en) | 2016-08-25 | 2016-08-25 | There is charging, control and the solar air-conditioner system of power lightning protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610726198.0A CN106160172A (en) | 2016-08-25 | 2016-08-25 | There is charging, control and the solar air-conditioner system of power lightning protection function |
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| CN106160172A true CN106160172A (en) | 2016-11-23 |
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| CN201610726198.0A Pending CN106160172A (en) | 2016-08-25 | 2016-08-25 | There is charging, control and the solar air-conditioner system of power lightning protection function |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102005798A (en) * | 2010-12-13 | 2011-04-06 | 山东电力集团公司泰安供电公司 | Solar charging circuit |
| CN204068347U (en) * | 2014-08-11 | 2014-12-31 | 安徽四创电子股份有限公司 | A kind of solar control circuit |
| CN204304425U (en) * | 2014-11-28 | 2015-04-29 | 东莞市奥源电子科技有限公司 | power lightning protection circuit |
| CN205195394U (en) * | 2015-04-28 | 2016-04-27 | 周磊 | Solar air conditioning system with lightning protection solar control ware |
-
2016
- 2016-08-25 CN CN201610726198.0A patent/CN106160172A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102005798A (en) * | 2010-12-13 | 2011-04-06 | 山东电力集团公司泰安供电公司 | Solar charging circuit |
| CN204068347U (en) * | 2014-08-11 | 2014-12-31 | 安徽四创电子股份有限公司 | A kind of solar control circuit |
| CN204304425U (en) * | 2014-11-28 | 2015-04-29 | 东莞市奥源电子科技有限公司 | power lightning protection circuit |
| CN205195394U (en) * | 2015-04-28 | 2016-04-27 | 周磊 | Solar air conditioning system with lightning protection solar control ware |
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Application publication date: 20161123 |