CN106374606A - Solar air-conditioning control system with adjustable inversion and power supply anti-thunder functions - Google Patents
Solar air-conditioning control system with adjustable inversion and power supply anti-thunder functions Download PDFInfo
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- CN106374606A CN106374606A CN201610724440.0A CN201610724440A CN106374606A CN 106374606 A CN106374606 A CN 106374606A CN 201610724440 A CN201610724440 A CN 201610724440A CN 106374606 A CN106374606 A CN 106374606A
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- electric capacity
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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
- H02H9/06—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage using spark-gap arresters
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- Emergency Protection Circuit Devices (AREA)
Abstract
The invention discloses a solar air-conditioning control system with adjustable inversion and power supply anti-thunder functions. The solar air-conditioning control system comprises a solar cell, a solar controller, a storage battery and a variable frequency air conditioner, wherein the solar controller comprises a charging circuit, a control circuit, an anti-thunder circuit and a discharging circuit; the variable frequency air conditioner comprises an inversion circuit; the discharging circuit comprises a forty-first triode, a forty-second triode, a forty-first resistor, a forty-third resistor, a forty-fifth resistor, a forty-sixth resistor, a forty-first capacitor and a forty-second capacitor; and the inversion circuit comprises a fifty-first resistor, a fifty-second resistor and a fifty-third resistor, a fifty-first slide rheostat, a fifty-second slide rheostat, a fifty-first inductor, a fifty-first capacitor, a fifty-second capacitor, a fifty-first triode, a fifty-first transformer and a fifty-second transformer. The solar air-conditioning control system is capable of realizing an effective anti-thunder effect, improving safety performance of the system, lowering cost, lowering gloss, reducing the discharging time, absorbing lightning stroke surge on the air conditioner, and protecting the air conditioner from being damaged by lightning stroke surge.
Description
Technical field
The present invention relates to solar airconditioning field, there is scalable inversion and power lightning protection function too particularly to a kind of
Sun can air-conditioner control system.
Background technology
Solar air-conditioner system is made up of the part such as solaode, controller, accumulator and transducer air conditioning.Existing
Solar air-conditioner system has following defects that controller Lighting Protection Measures are ineffective, affects security of system energy；Accumulator many
Inevitably there is inconsistent situation in the capacity between individual cell batteries and self discharge, affect the life of storage battery.
Traditional discharge circuit, such as electric capacity self discharge circuit, can be divided into following two: one kind is direct at electric capacity two ends
Parallel power resistance；Another kind is made up of power resistor, electric discharge relay and electric discharge control relay circuit.But first
Plant in electric capacity self discharge circuit, if resistance is excessive, discharge time is longer, if resistance is too small, is lost excessive；Second electricity
Hold self discharge circuit due to needing discharge relay and the electric discharge part such as control relay circuit, therefore relatively costly, use the longevity
Life is short.
Inverter circuit in solar air-conditioner system is relative complex, bulky at present, is not suitable for carrying with out of doors
Use.
Many users do not pull out the custom of power line after air-conditioning shuts down, and such air-conditioning is still electrically connected with city.?
In thundery sky, the transmission line of electricity of civil power is highly susceptible to be struck by lightning, once being struck by lightning, will produce in the transmission line of electricity of civil power
Surge, the air-conditioning now being electrically connected with city will be impacted by lightning surge, easily impaired.
Content of the invention
The technical problem to be solved in the present invention is, for the drawbacks described above of prior art, provides one kind effectively anti-
Thunder, improve security of system energy, can reduces cost, reduce loss, discharge time, being struck by lightning of can absorbing that air-conditioning is subject to can be reduced
Surge, protection air-conditioning will not by lightning surge damage there is scalable inversion and the solar airconditioning of power lightning protection function controls
System.
The technical solution adopted for the present invention to solve the technical problems is: construction one kind has scalable inversion and power supply is prevented
The solar airconditioning control system of thunder function, including solaode, controller for solar, accumulator and transducer air conditioning, institute
State controller for solar and include charging circuit, control circuit, lightning protection circuit and discharge circuit, described transducer air conditioning includes inversion
Circuit 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 also all connected with described accumulator, and described control circuit is passed through
Described lightning protection circuit is connected with described accumulator, and described discharge circuit is connected with described compressor also by described inverter circuit；
Described discharge circuit includes the 41st audion, the 42nd audion, the 41st resistance, the 43rd electricity
Resistance, the 45th resistance, the 46th resistance, the 41st electric capacity and the 42nd electric capacity, described 41st audion
Colelctor electrode is connected with the positive pole of described accumulator by described 41st resistance, the emitter stage of described 41st audion with
The negative pole of described accumulator connects, and the base stage of described 41st audion passes through described 41st electric capacity respectively with described the
One end connection, the other end of described 43rd resistance and the described storage of the colelctor electrode of 42 audions and the 43rd resistance
The positive pole of battery connects, the grounded emitter of described 42nd audion, and the base stage of described 42nd audion passes through institute
State the 42nd electric capacity to be connected with described one end of 45th resistance and one end of the 46th resistance respectively, the described 40th
The other end ground connection of five resistance, the other end of described 46th resistance is connected with controllable electric power, described 43rd resistance
Resistance is more than the resistance of described 41st resistance；
Described inverter circuit includes the 51st resistance, the 52nd resistance, the 53rd resistance, the 51st slip change
Resistance device, the 52nd slide rheostat, the 51st inductance, the 51st electric capacity, the 52nd electric capacity, the 51st pole
Pipe, the 51st audion, the 51st transformator and the 52nd transformator, the base stage of described 51st audion is passed through
Described 51st slide rheostat is connected with the positive pole of described accumulator and one end of the 51st resistance respectively, and the described 5th
The colelctor electrode of 11 audions is connected with one end of described 52nd resistance, the other end of described 52nd resistance respectively with
The negative pole of one end of described 51st electric capacity and described accumulator connects, the other end of described 51st electric capacity and described the
One end of the primary coil of 51 transformators connects, and the emitter stage of described 51st audion passes through described 53rd electricity
Resistance is connected with the other end of the primary coil of described 51st transformator, and the other end of described 51st resistance is by described
51st inductance is connected with the other end of the primary coil of described 51st transformator, described 51st transformator time
One end of level coil is connected with the anode of described 51st diode by described 52nd slide rheostat, and the described 5th
The other end of the secondary coil of 11 transformators passes through described 54th resistance one end with described 52nd electric capacity respectively
Connect with one end of the 51st switch, the secondary wire of the described 51st other end switching and described 52nd transformator
One end of circle connects, and the other end of described 52nd electric capacity is connected with the secondary coil other end of described 52nd transformator
Connect, the secondary coil of described 52nd transformator is connected with electric main；
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, one end of described 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 of described 61st fuse and one end of the 62nd fuse
Connect, the other end of described 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 airconditioning control system with scalable inversion and power lightning protection function of the present invention, described
Discharge circuit also includes the 42nd resistance, and the emitter stage of described 41st audion is connect by described 42nd resistance
Ground.
In the solar airconditioning control system with scalable inversion and power lightning protection function of the present invention, described
Discharge circuit also includes the 44th resistance, and the emitter stage of described 42nd audion is connect by described 44th resistance
Ground.
In the solar airconditioning control system with scalable inversion and power lightning protection function of the present invention, described
41st audion is npn audion.
In the solar airconditioning control system with scalable inversion and power lightning protection function of the present invention, described
42nd audion is npn audion.
Implement the solar airconditioning control system with scalable inversion and power lightning protection function of the present invention, have following
Beneficial effect: due to being provided with lightning protection circuit, thus can effectively lightning protection, improve security of system energy；Discharge circuit removes biography
The relay that system uses, and utilize the 41st audion and the 42nd audion；The resistance of the 43rd resistance is more than the
The resistance of 41 resistance, in the system worked well that accumulator itself is located, for preventing battery discharging, is believed by controlling
Number triggering the 42nd triode ON, thus greatly reduce turning circuit electric current, therefore reduce system loss；Storing
During the system stalls that battery itself is located, to accumulator self discharge, so that the 41st triode ON, thus increasing
The electric current of turning circuit, reduces discharge time；Differential mode lightning surge and common mode lightning surge are all absorbed by lightning protection circuit, Bu Huiliu
To other circuit of air-conditioning, thus protecting air-conditioning will not be damaged by lightning surge；So its can effectively lightning protection, improve system
Security performance, can reduces cost, reduce loss, discharge time can be reduced, to absorb the lightning surge that air-conditioning is subject to, protection empty
Tune will not be damaged by lightning surge.
Brief description
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
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, also may be used
So that other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 has one embodiment of solar airconditioning control system of scalable inversion and power lightning protection function for the present invention
In structural representation；
Fig. 2 is the circuit theory diagrams of discharge circuit in described embodiment；
Fig. 3 is the circuit theory diagrams of inverter circuit in described embodiment；
Fig. 4 is the circuit theory diagrams of lightning protection circuit in described embodiment.
Specific embodiment
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
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
In the solar airconditioning control system embodiment that the present invention has scalable inversion and power lightning protection function, this tool
There is the structural representation of the solar airconditioning control system of scalable inversion and power lightning protection function as shown in Figure 1.In Fig. 1, should
There is scalable inversion and the solar airconditioning control system of power lightning protection function includes solaode pv, controller for solar
1st, 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 with charging circuit 11 even
Connect, charging circuit 11 is connected with discharge circuit 13 by control circuit 12, equal and electric power storage gone back by charging circuit 11 and discharge circuit 13
Pond bat connects, and control circuit 12 is connected with accumulator bat by lightning protection circuit 14, and discharge circuit 13 is also by inverter circuit 21
It is connected with compressor 22.Solaode pv is that the radiation of the sun is converted to electric energy, or is sent in accumulator bat and stores
Come, or promote transducer air conditioning 2 to work.The effect of controller for solar 1 is to control entirely to have scalable inversion and power supply and prevent
The working condition of the solar airconditioning control system of thunder function, and accumulator bat is played with additives for overcharge protection and over
Effect.The effect of accumulator bat is the electrical power storage being sent solaode pv when there being illumination, to need
When discharge again.Transducer air conditioning 2, can easily speed governing used as AC load.
Controller for solar 1 pass through its lightning protection circuit 14 can effectively lightning protection, the lightning protection capability of strengthening 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, can ensure that the activity of accumulator bat while accumulator bat is charged again,
Avoid accumulator bat to deposit, thus largely extending the life-span of accumulator bat.
Fig. 2 is the circuit theory diagrams of discharge circuit in the present embodiment.In Fig. 2, this discharge circuit 13 includes the 41st
Pole pipe q41, the 42nd audion q42, the 41st resistance r41, the 43rd resistance r43, the 45th resistance r45,
46 resistance r46, the 41st electric capacity c41 and the 42nd electric capacity c42, wherein, the colelctor electrode of the 41st audion q41
It is connected with the positive pole bat+ of accumulator by the 41st resistance r41, the emitter stage of the 41st audion q41 and accumulator
Negative pole bat- connects, the base stage of the 41st audion q41 pass through the 41st electric capacity c41 respectively with the 42nd audion
One end connection, the other end of the 43rd resistance r43 and the positive pole of accumulator of the colelctor electrode of q42 and the 43rd resistance r43
Bat+ connects, the grounded emitter of the 42nd audion q42, and the base stage of the 42nd audion q42 passes through the 42nd electricity
Hold c42 to be connected with one end of the 45th resistance r45 and one end of the 46th resistance r46 respectively, the 45th resistance r45's
The other end is grounded, and the other end of the 46th resistance r46 is connected with controllable electric power kc, and the resistance of the 43rd resistance r43 is more than
The resistance of the 41st resistance r41, the resistance of the 43rd resistance r43 and the resistance of the 41st resistance r41 are all adjustable,
In a particular application, as the case may be its resistance can accordingly be adjusted, but the resistance of the 43rd resistance r43 will be ensured
Resistance more than the 41st resistance r41.
In the present embodiment, the 41st electric capacity c41 and the 42nd electric capacity c42 are coupled capacitor, the 41st electric capacity
C41 is used for preventing the interference between the 41st audion q41 and the 42nd audion q42, and the 42nd electric capacity c42 is used for
Prevent the interference between the 42nd audion q42 and controllable electric power kc.
In normal work, by sending control signal to controllable electric power kc so that controllable electric power kc is high level, thus
The 42nd audion q42 conducting making to connect with the 43rd resistance r43, due to the 43rd resistance r43 selected larger
The resistor of resistance value, therefore causes the circuit that the 43rd resistance r43 is connected with the 42nd audion q42 to be similar to break
Road, thus greatly reducing the electric current in turning circuit, thus reduce system loss.
When quitting work, do not send control signal, so that controllable electric power kc is changed into low level, so that the 42nd
Audion q42 turns off, and causes the colelctor electrode of the 42nd audion q42 and the positive pole bat+ of accumulator to have isoelectric level simultaneously,
Hence in so that the base stage of four ten one audion q41 equipotential with the colelctor electrode of the 42nd audion q42 is changed into high level,
Hence in so that the 41st audion q41 conducting connected with the 41st resistance r41, because the 41st resistance r41 selects
The resistor of small resistance value, therefore increases the electric current of turning circuit, thus decreasing discharge time.
This discharge circuit 13 utilizes the 41st audion q41 and the 42nd audion q42, in normal work, touches
Send out the 42nd audion q42 conducting connected with the 43rd resistance r43 with larger resistance, thus greatly reduce leading
The electric current of circuit passband, therefore reduces system loss；When quitting work, make and the 41st resistance with small resistance value
41st audion q41 conducting of r41 series connection, thus increasing the electric current of turning circuit, reduces discharge time.So it can drop
Low cost, reduce loss, discharge time can be reduced.
In the present embodiment, this discharge circuit 13 also includes the 42nd resistance r42, the transmitting of the 41st audion q41
The 42nd resistance r42 ground connection is passed through in pole.42nd resistance r42 is current-limiting resistance, is used for carrying out overcurrent protection.This electric discharge
Circuit 13 also includes the 44th resistance r44, and the emitter stage of the 42nd audion q42 passes through the 44th resistance r44 ground connection.
44th resistance r44 is also current-limiting resistance, is used for carrying out overcurrent protection.
It is noted that in the present embodiment, above-mentioned 41st audion q41 is npn audion.Above-mentioned 40th
Two audion q42 are also npn audion.Certainly, under the certain situation of the present embodiment, the 41st audion q41 and
42 audion q42 can also select pnp audion, but at this moment the structure of discharge circuit 13 also will accordingly change.
Fig. 3 is the circuit theory diagrams of inverter circuit in the present embodiment.In Fig. 3, this inverter circuit 21 includes the 51st electricity
Resistance r51, the 52nd resistance r52, the 53rd resistance r53, the 51st slide rheostat w51, the 52nd slip variable resistance
Device w52, the 51st inductance l51, the 51st electric capacity c51, the 52nd electric capacity c52, the 51st diode d51, the 5th
11 audion q51, the 51st transformator t51 and the 52nd transformator t52, wherein, the 52nd resistance r52 and the 5th
13 resistance r53 are current-limiting resistance, are used for carrying out overcurrent protection, improve the safety of system.
In the present embodiment, the base stage of the 51st audion q51 pass through the 51st slide rheostat w51 respectively with electric power storage
One end connection of the positive pole bat+ in pond and the 51st resistance r51, the colelctor electrode of the 51st audion q51 and the 52nd electricity
One end of resistance r52 connects, the other end of the 52nd resistance r52 respectively with one end of the 51st electric capacity c51 and accumulator
Negative pole bat- connects, and the other end of the 51st electric capacity c51 is connected with one end of the primary coil of the 51st transformator t51,
The emitter stage of the 51st audion q51 passes through the another of the 53rd resistance r53 and the primary coil of the 51st transformator t51
One end connects, and the other end of the 51st resistance r51 passes through the primary of the 51st inductance l51 and the 51st transformator t51
The other end of coil connects.
In the present embodiment, the 52nd slide rheostat w52 is passed through in one end of the secondary coil of the 51st transformator t51
It is connected with the anode of the 51st diode d51, the other end of the secondary coil of the 51st transformator t51 passes through the 54th
Resistance r54 is connected with one end of the 52nd electric capacity c52 and one end of the 51st switch s51 respectively, the 51st switch s51
The other end be connected with one end of the secondary coil of the 52nd transformator t52, the other end and the 5th of the 52nd electric capacity c52
The secondary coil other end of 12 transformator t52 connects, and the secondary coil of the 52nd transformator t52 is with electric main ac even
Connect that is to say, that the secondary coil of the 52nd transformator t52 is as alternating current output winding.
In the present embodiment, the 51st audion q51, the 51st slide rheostat w51 and the 51st resistance r51 group
Become forward bias amplifying circuit, the primary coil composition DC inversion list of the 51st inductance l51 and the 51st transformator t51
Unit, the voltage of the solaode pv after amplification becomes alternating current by DC inversion cell translation.Alternating current senses the 50th
The electric current at the secondary coil two ends of one transformator t51, is carried out to the 52nd electric capacity c52 after the 51st diode d51
Charge.Thereafter closure the 51st switch s51 is so that the 52nd electric capacity c52 passes through the primary line of the 52nd transformator t52
Circle externally discharges, and according to the coil ratio of the 52nd transformator t52, is the 52nd transformator t52 in exchange output point
Secondary coil can obtain higher voltage.User is it desired to obtain the exchange electricity output of other rated voltages, Ke Yitong
Overregulate the 51st slide rheostat w51 to realize.
In the present embodiment, this inverter circuit 21 also includes the 54th resistance r54, one end of the 54th resistance r54 with
Other end connection, the other end of the 54th resistance r54 and the 52nd electric capacity of the secondary coil of the 51st transformator t51
One end of c52 connects.54th resistance r54 is current-limiting resistance, is used for carrying out overcurrent protection, improves the safety of system.
In the present embodiment, this inverter circuit 21 also includes the 55th resistance r55, one end of the 55th resistance r55 with
Other end connection, the other end of the 55th resistance r55 and the negative electrode of the 51st diode d51 of the 51st switch s51
Connect.55th resistance r55 is current-limiting resistance, is used for carrying out overcurrent protection, improves the safety of system.
It is noted that above-mentioned 51st audion q51 is pnp audion.51st transformator t51 is to rise
Pressure transformer.Certainly, under the certain situation of the present embodiment, above-mentioned 51st audion q51 can also be npn three pole
Pipe, but at this moment the circuit structure of inverter circuit 21 also will accordingly change.
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, zero line n (the specifically direct current of one end of the 61st resistance r61 and 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 64th fuse f64 one
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 connection, the f61 other end of the 61st fuse and the direct current of one end of fuse f61 and the 62nd fuse f62
The live wire l of power supply vdd 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 with one end of gas-discharge tube fd1 by the 62nd varistor vr62, the 64th fusing
The other end of device f64 is connected with one end of discharge gas pipe fd1 by the 63rd varistor vr63, discharge gas pipe fd1
The 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.
When having differential mode lightning surge to come between the live wire l and zero line n of DC source vdd, the 61st varistor
The resistance of vr61 reduces rapidly, and by the live wire l of DC source vdd and zero line n short circuit, differential mode lightning surge is thus eliminated.Have
When common mode lightning surge comes between the live wire l of DC source vdd and ground gnd or 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 breakdown rapidly and start to discharge, 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 protecting
Shield air-conditioning will not be damaged by lightning surge.So its can absorb the lightning surge that air-conditioning is subject to, protection air-conditioning will not be by thunderbolt wave
Gush damage.
If the electric current of the differential mode lightning surge coming 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 cutting 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
Other end connection, the other end of the 63rd resistance r63 and one end of the 64th fuse f64 of 61st resistance r61
Connect.63rd resistance r63 is current-limiting resistance, carries out for the loop between the zero line n and ground gnd to DC source vdd
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 is connected with f63 one end of the 63rd fuse.
64th resistance r64 is current-limiting resistance, carries out excessively stream guarantor for the loop between the live wire l and ground gnd to DC source vdd
Shield, further improves the security performance of system.
In a word, the present invention is due to being provided with lightning protection circuit 14, thus can effectively lightning protection, improve security of system energy；?
Between the live wire l of DC source vdd and zero line n, between live wire l and ground gnd, it is all connected with pressure-sensitive electricity and zero line n and ground gnd between
Resistance, when having differential mode lightning surge to come between the live wire l and zero line n of DC source vdd, the 61st varistor vr61's
Resistance reduces rapidly, and by the live wire l of DC source vdd and zero line n short circuit, differential mode lightning surge is thus eliminated, and has common mode thunder
Hit surge from the live wire l of DC source vdd and ground gnd between or zero line n and ground gnd between come when, 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 breakdown rapidly and start to discharge, 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 protecting air-conditioning
Will not be damaged by lightning surge.
Discharge circuit 13 in the present invention, compared with the first traditional electric capacity self discharge circuit, improves system effectiveness,
And decrease loss simultaneously；Compared with traditional second electric capacity self discharge circuit, reduce cost, and increased use simultaneously
Life-span.The circuit structure of inverter circuit 21 is simple, can achieve the exchange to solaode pv using simple circuit structure
Output, it can solve the problems, such as that existing solar energy inverter circuit is complicated and bulky.
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 made etc., should be included within the scope of the present invention.
Claims (5)
1. a kind of solar airconditioning control system with scalable inversion and power lightning protection function is it is characterised in that include too
Sun energy battery, controller for solar, accumulator and transducer air conditioning, described controller for solar includes charging circuit, controls electricity
Road, lightning protection circuit and discharge circuit, described transducer air conditioning includes inverter circuit and compressor, described solaode with described
Charging circuit connects, and described charging circuit is connected with described discharge circuit by described control circuit, described charging circuit with put
Circuit is also all connected with described accumulator, and described control circuit is connected with described accumulator by described lightning protection circuit, described
Discharge circuit is connected with described compressor also by described inverter circuit；
Described discharge circuit include the 41st audion, the 42nd audion, the 41st resistance, the 43rd resistance,
45th resistance, the 46th resistance, the 41st electric capacity and the 42nd electric capacity, the current collection of described 41st audion
Pole is connected with the positive pole of described accumulator by described 41st resistance, the emitter stage of described 41st audion with described
The negative pole of accumulator connects, and the base stage of described 41st audion passes through described 41st electric capacity respectively with the described 40th
One end connection, the other end of described 43rd resistance and the described accumulator of the colelctor electrode of two audions and the 43rd resistance
Positive pole connect, the grounded emitter of described 42nd audion, the base stage of described 42nd audion passes through described the
42 electric capacity are connected with described one end of 45th resistance and one end of the 46th resistance respectively, described 45th electricity
The other end ground connection of resistance, the other end of described 46th resistance is connected with controllable electric power, the resistance of described 43rd resistance
Resistance more than described 41st resistance；
Described inverter circuit includes the 51st resistance, the 52nd resistance, the 53rd resistance, the 51st slip variable resistance
Device, the 52nd slide rheostat, the 51st inductance, the 51st electric capacity, the 52nd electric capacity, the 51st diode,
51st audion, the 51st transformator and the 52nd transformator, the base stage of described 51st audion passes through institute
State the 51st slide rheostat to be connected with the positive pole of described accumulator and one end of the 51st resistance respectively, the described 50th
The colelctor electrode of one audion is connected with one end of described 52nd resistance, the other end of described 52nd resistance respectively with institute
The negative pole of one end and described accumulator of stating the 51st electric capacity connects, the other end and the described 5th of described 51st electric capacity
One end of the primary coil of 11 transformators connects, and the emitter stage of described 51st audion passes through described 53rd resistance
It is connected with the other end of the primary coil of described 51st transformator, the other end of described 51st resistance passes through described the
51 inductance are connected with the other end of the primary coil of described 51st transformator, the secondary of described 51st transformator
One end of coil is connected with the anode of described 51st diode by described 52nd slide rheostat, and the described 50th
The other end of the secondary coil of one transformator pass through described 54th resistance respectively with one end of described 52nd electric capacity and
One end of 51st switch connects, the secondary coil of the described 51st other end switching and described 52nd transformator
One end connect, the other end of described 52nd electric capacity is connected with the secondary coil other end of described 52nd transformator,
The secondary coil of described 52nd transformator is connected with electric main；
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, one end of described 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 other end of described 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.
2. the solar airconditioning control system with scalable inversion and power lightning protection function according to claim 1, its
It is characterised by, described discharge circuit also includes the 42nd resistance, the emitter stage of described 41st audion passes through described the
42 resistance eutral groundings.
3. the solar airconditioning control system with scalable inversion and power lightning protection function according to claim 2, its
It is characterised by, described discharge circuit also includes the 44th resistance, the emitter stage of described 42nd audion passes through described the
44 resistance eutral groundings.
4. the solar airconditioning with scalable inversion and power lightning protection function according to claims 1 to 3 any one
Control system is it is characterised in that described 41st audion is npn audion.
5. the solar airconditioning with scalable inversion and power lightning protection function according to claims 1 to 3 any one
Control system is it is characterised in that described 42nd audion is npn audion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610724440.0A CN106374606A (en) | 2016-08-25 | 2016-08-25 | Solar air-conditioning control system with adjustable inversion and power supply anti-thunder functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610724440.0A CN106374606A (en) | 2016-08-25 | 2016-08-25 | Solar air-conditioning control system with adjustable inversion and power supply anti-thunder functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106374606A true CN106374606A (en) | 2017-02-01 |
Family
ID=57879122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610724440.0A Pending CN106374606A (en) | 2016-08-25 | 2016-08-25 | Solar air-conditioning control system with adjustable inversion and power supply anti-thunder functions |
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| Country | Link |
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| CN (1) | CN106374606A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107104022A (en) * | 2017-05-04 | 2017-08-29 | 安徽庆恒信息科技有限公司 | Novel intelligent electric cooker |
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| CN203951384U (en) * | 2014-05-13 | 2014-11-19 | 陈敏 | A kind of inverter circuit of solar energy |
| CN204089588U (en) * | 2014-05-08 | 2015-01-07 | 北京中恒瑞弛科技有限公司 | For the self discharge circuit of electric capacity |
| 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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| CN204089588U (en) * | 2014-05-08 | 2015-01-07 | 北京中恒瑞弛科技有限公司 | For the self discharge circuit of electric capacity |
| CN203951384U (en) * | 2014-05-13 | 2014-11-19 | 陈敏 | A kind of inverter circuit of solar energy |
| 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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