CN106160173A - There are charging, control and the solar air-conditioner system of power lightning protection function - Google Patents
There are charging, control and the solar air-conditioner system of power lightning protection function Download PDFInfo
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- CN106160173A CN106160173A CN201610726332.7A CN201610726332A CN106160173A CN 106160173 A CN106160173 A CN 106160173A CN 201610726332 A CN201610726332 A CN 201610726332A CN 106160173 A CN106160173 A CN 106160173A
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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
-
- 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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
The invention discloses a kind of have 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 that inverter circuit, lightning protection circuit include that the 61st to the 62nd resistance, the 61st to the 63rd varistor, the 61st fuse are to the 64th fuse and gas-discharge tube.The present invention can effectively lightning protection, improve security of system performance, accumulator and can ensure that again the activity of accumulator while being charged, the life-span of accumulator can be extended, can improve the charge efficiency to accumulator, the electricity consumption time of prolongation accumulator, there is preferable self-startup ability, avoid the occurrence of endless loop state, lightning surge that air-conditioning is subject to can be absorbed, protect 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, but cost can significantly rise.
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, raising security of system performance, accumulator can ensure that again the activity of accumulator, can extend accumulator while being charged
In the life-span, the charge efficiency to accumulator can be improved, extend the electricity consumption time of accumulator, there is preferable self-startup ability, avoid
Occur endless loop state, can absorb lightning surge that air-conditioning is subject to, protection air-conditioning will not by lightning surge damage have charging,
Control 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 includes the 11st resistance, the 12nd resistance, the 13rd resistance, the 14th resistance, the 15th electricity
Resistance, the 16th resistance, the 17th resistance, the 11st electric capacity, the 12nd electric capacity, the 11st stabilivolt, the 11st audion, the tenth
Two audions, the 13rd metal-oxide-semiconductor and the 14th metal-oxide-semiconductor, the base stage of described 11st audion and the one of described 11st resistance
End connects, and the other end of described 11st resistance is connected with described control circuit, and the emitter stage of described 11st audion connects
DC source, the colelctor electrode of described 11st audion by described 12nd resistance respectively with one end of described 11st electric capacity
Connect with one end of the 13rd resistance, the base stage of described 12nd audion respectively with the other end of described 11st electric capacity and the
One end of 14 resistance connects, the colelctor electrode of described 12nd audion respectively with one end and the 15th of described 12nd electric capacity
One end of resistance connects, and the other end of described 15th resistance is connected with described DC source, another of described 12nd electric capacity
Hold by described 17th resistance respectively with grid, the negative electrode of the 11st stabilivolt and the 14th MOS of described 13rd metal-oxide-semiconductor
The grid of pipe connects, the emitter stage of described 12nd audion by described 16th resistance respectively with described 13rd metal-oxide-semiconductor
Source electrode, the anode of the 11st stabilivolt and the 14th metal-oxide-semiconductor source electrode connect, the anode of described 11st stabilivolt also with institute
The other end stating the 14th resistance connects, the other end of described 13rd resistance respectively with the drain electrode of described 13rd metal-oxide-semiconductor and
The negative pole of described solaode connects, and the drain electrode of described 14th metal-oxide-semiconductor is connected with the negative pole of described accumulator, the described sun
Can be connected with the positive pole of described accumulator by the positive pole of battery；
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 is by described 62nd pressure-sensitive
Resistance is connected with one end of described gas-discharge tube, and the other end of described 64th fuse is by described 63rd pressure-sensitive
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, the described tenth
One audion is PNP type triode.
In the solar air-conditioner system with charging, control and power lightning protection function of the present invention, the described tenth
Two audions are NPN type triode.
In the solar air-conditioner system with charging, control and power lightning protection function of the present invention, the described tenth
Three metal-oxide-semiconductors and the 14th metal-oxide-semiconductor are N-channel MOS pipe.
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, accumulator is charged
While can ensure that again the activity of accumulator, it is to avoid accumulator deposits, thus extends accumulator largely
Life-span, the charging circuit of the loss of voltage more traditional use diode of charging circuit reduces nearly half, improves solar-electricity
The pond charge efficiency to accumulator, charge efficiency more non-PWM height 3%-6%, extend the electricity consumption time of accumulator；Control circuit
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 thunder
Hit surge all to be 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
Bad；So its can effectively lightning protection, improve security of system performance, accumulator and can ensure that again accumulator while being charged
Activity, can extend accumulator life-span, can improve the charge efficiency to accumulator, prolongation accumulator the electricity consumption time, have relatively
Good self-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 struck by lightning
Surge damages.
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 11st resistance
R11, the 12nd resistance R12, the 13rd resistance R13, the 14th resistance R14, the 15th resistance R15, the 16th resistance R16,
17 resistance R17, the 11st electric capacity C11, the 12nd electric capacity C12, the 11st stabilivolt D11, the 11st audion Q11, the tenth
Two audion Q12, the 13rd metal-oxide-semiconductor Q13 and the 14th metal-oxide-semiconductor Q14, wherein, the 11st electric capacity C11 and the 12nd electric capacity C12
Being coupling electric capacity, the 11st electric capacity C11 is used for the interference prevented between the 11st audion Q11 and the 12nd audion Q12,
12nd electric capacity C12 is for preventing the interference between the 12nd audion Q12 and the 14th metal-oxide-semiconductor Q14, the 16th resistance R16
For current-limiting resistance, it is used for carrying out overcurrent protection.In the present embodiment, the 11st audion Q11 is PNP type triode, the 12nd
Pole pipe Q12 is NPN type triode, and the 13rd metal-oxide-semiconductor Q13 and the 14th metal-oxide-semiconductor Q14 is N-channel MOS pipe.Certainly, in this reality
Executing under the certain situation of example, the 11st audion Q11 can also be NPN type triode, and the 12nd audion Q12 can also be
PNP type triode, the 13rd metal-oxide-semiconductor Q13 and the 14th metal-oxide-semiconductor Q14 can also be P-channel metal-oxide-semiconductor, but at this moment charging circuit
Circuit structure also to change accordingly.
In the present embodiment, the base stage of the 11st audion Q11 is connected with R11 one end of the 11st resistance, the 11st resistance
The other end of R11 is connected with control circuit 12, and the emitter stage of the 11st audion Q11 connects DC source VDD (high level end),
The colelctor electrode of the 11st audion Q11 by the 12nd resistance R12 respectively with one end and the 13rd resistance of the 11st electric capacity C11
One end of R13 connects, the base stage of the 12nd audion Q12 respectively with the other end and the 14th resistance R14 of the 11st electric capacity C11
One end connect, the colelctor electrode of the 12nd audion Q12 respectively with one end of the 12nd electric capacity C12 and the 15th resistance R15
One end connects, and the other end of the 15th resistance R15 is connected with DC source VDD, and the other end of the 12nd electric capacity C12 passes through the tenth
Seven resistance R17 respectively with grid, the negative electrode of the 11st stabilivolt D11 and the grid of the 14th metal-oxide-semiconductor Q14 of the 13rd metal-oxide-semiconductor Q13
Pole connects, the emitter stage of the 12nd audion Q12 by the 16th resistance R16 respectively with the source electrode of the 13rd metal-oxide-semiconductor Q13, the
The anode of 11 stabilivolt D11 and the source electrode of the 14th metal-oxide-semiconductor Q14 connect, and the anode of the 11st stabilivolt D11 is also with the 14th
The other end of resistance R14 connects, the other end of the 13rd resistance R13 respectively with drain electrode and the solar energy of the 13rd metal-oxide-semiconductor Q13
The negative pole PV-of battery connects, and the drain electrode of the 14th metal-oxide-semiconductor Q14 is connected with the negative pole BAT-of accumulator, the positive pole of solaode
PV+ is connected with the positive pole BAT+ of accumulator.
In the present embodiment, the pwm control signal of control circuit 12 realize the management to the charging of accumulator BAT.Work as PWM
When control signal is low level, the 11st audion Q11 and the 12nd audion Q12 cut-off, the 13rd metal-oxide-semiconductor Q13 and the tenth
Four metal-oxide-semiconductor Q14 are under the effect of DC source VDD, in the conduction state, now the negative pole BAT-of accumulator and solaode
Negative pole PV-connect, complete the charging to accumulator BAT.When pwm control signal is high level, the 11st audion Q11 and
12nd audion Q12 conducting, the 13rd metal-oxide-semiconductor Q13 and the 14th metal-oxide-semiconductor Q14 cut-off, the negative pole BAT-of accumulator and the sun
The negative pole PV-of energy battery disconnects, and accumulator BAT is uncharged.This charging circuit 11 and traditional electricity using fast recovery diode
Road is compared, and has higher charge efficiency.Which raises the solaode PV charge efficiency to accumulator BAT, add use
The electricity time.
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, and the 34th is steady
The anode of pressure pipe D34 is connected with one end of the 31st resistance R31 and one end of the 32nd resistance R32 respectively.31st
Electric capacity C31 can increase the stability of circuit, eliminates 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 can ensure that again while being charged accumulator activity,
Can extend accumulator life-span, can improve the charge efficiency to accumulator, extend accumulator the electricity consumption time, have preferable from
Startup ability, 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, accumulator BAT can ensure that again the activity of accumulator BAT while being charged, it is to avoid accumulator BAT
Deposit, thus extend the life-span of accumulator BAT largely, the more traditional use of the loss of voltage two of charging circuit 11
The charging circuit of pole pipe reduces nearly half, improves the solaode PV charge efficiency to accumulator BAT, and charge efficiency is more non-
PWM height 3%-6%, extends the electricity consumption time of accumulator BAT.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 (6)
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 include the 11st resistance, the 12nd resistance, the 13rd resistance, the 14th resistance, the 15th resistance,
16 resistance, the 17th resistance, the 11st electric capacity, the 12nd electric capacity, the 11st stabilivolt, the 11st audion, the 12nd
Pole pipe, the 13rd metal-oxide-semiconductor and the 14th metal-oxide-semiconductor, the base stage of described 11st audion connects with one end of described 11st resistance
Connecing, the other end of described 11st resistance is connected with described control circuit, and the emitter stage of described 11st audion connects direct current
Power supply, the colelctor electrode of described 11st audion by described 12nd resistance respectively with one end of described 11st electric capacity and the
One end of 13 resistance connects, the base stage of described 12nd audion respectively with the other end and the 14th of described 11st electric capacity
One end of resistance connects, the colelctor electrode of described 12nd audion respectively with one end and the 15th resistance of described 12nd electric capacity
One end connect, the other end of described 15th resistance is connected with described DC source, and the other end of described 12nd electric capacity is logical
Cross described 17th resistance respectively with grid, the negative electrode of the 11st stabilivolt and the 14th metal-oxide-semiconductor of described 13rd metal-oxide-semiconductor
Grid connects, the emitter stage of described 12nd audion by described 16th resistance respectively with the source of described 13rd metal-oxide-semiconductor
The source electrode of pole, the anode of the 11st stabilivolt and the 14th metal-oxide-semiconductor connects, and the anode of described 11st stabilivolt is also with described the
The other end of 14 resistance connects, the other end of described 13rd resistance respectively with the drain electrode of described 13rd metal-oxide-semiconductor and described
The negative pole of solaode connects, and the drain electrode of described 14th metal-oxide-semiconductor is connected with the negative pole of described accumulator, described solar-electricity
The positive pole in pond is connected with the positive pole of described accumulator；
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 11st audion is PNP type triode.
5. 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 12nd audion is NPN type triode.
6. 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 13rd metal-oxide-semiconductor and the 14th metal-oxide-semiconductor are N-channel MOS pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610726332.7A CN106160173A (en) | 2016-08-25 | 2016-08-25 | There are charging, control and the solar air-conditioner system of power lightning protection function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610726332.7A CN106160173A (en) | 2016-08-25 | 2016-08-25 | There are charging, control and the solar air-conditioner system of power lightning protection function |
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| CN202076807U (en) * | 2010-11-25 | 2011-12-14 | 江苏银佳企业集团有限公司 | 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 |
| CN104852454A (en) * | 2015-05-20 | 2015-08-19 | 徐伯琴 | Photovoltaic controller of sewage treatment equipment power system |
| CN104852460A (en) * | 2015-05-20 | 2015-08-19 | 徐伯琴 | Inversion circuit of sewage processing equipment power system |
| CN205195394U (en) * | 2015-04-28 | 2016-04-27 | 周磊 | Solar air conditioning system with lightning protection solar control ware |
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- 2016-08-25 CN CN201610726332.7A patent/CN106160173A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202076807U (en) * | 2010-11-25 | 2011-12-14 | 江苏银佳企业集团有限公司 | 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 |
| CN104852454A (en) * | 2015-05-20 | 2015-08-19 | 徐伯琴 | Photovoltaic controller of sewage treatment equipment power system |
| CN104852460A (en) * | 2015-05-20 | 2015-08-19 | 徐伯琴 | Inversion circuit of sewage processing equipment power system |
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Application publication date: 20161123 |