CN107681765A - Solar DC energy storage power device and its control method - Google Patents
Solar DC energy storage power device and its control method Download PDFInfo
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- CN107681765A CN107681765A CN201711107283.XA CN201711107283A CN107681765A CN 107681765 A CN107681765 A CN 107681765A CN 201711107283 A CN201711107283 A CN 201711107283A CN 107681765 A CN107681765 A CN 107681765A
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- 238000004146 energy storage Methods 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000001514 detection method Methods 0.000 claims abstract description 23
- 239000004065 semiconductor Substances 0.000 claims description 31
- 230000005611 electricity Effects 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 230000000087 stabilizing effect Effects 0.000 description 3
- 102220467431 Protein Jade-1_R35A_mutation Human genes 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 241000256844 Apis mellifera Species 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 101000941170 Homo sapiens U6 snRNA phosphodiesterase 1 Proteins 0.000 description 1
- 102220492955 Nuclear RNA export factor 1_R34A_mutation Human genes 0.000 description 1
- 102100031314 U6 snRNA phosphodiesterase 1 Human genes 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 210000001699 lower leg Anatomy 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 229940074869 marquis Drugs 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
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- 238000000465 moulding Methods 0.000 description 1
- VBUNOIXRZNJNAD-UHFFFAOYSA-N ponazuril Chemical compound CC1=CC(N2C(N(C)C(=O)NC2=O)=O)=CC=C1OC1=CC=C(S(=O)(=O)C(F)(F)F)C=C1 VBUNOIXRZNJNAD-UHFFFAOYSA-N 0.000 description 1
Classifications
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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
-
- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
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- H02J7/0077—
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- H02J7/0088—
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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
- H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J2207/40—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries adapted for charging from various sources, e.g. AC, DC or multivoltage
-
- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00302—Overcharge protection
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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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00306—Overdischarge protection
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The present invention relates to solar DC energy storage power device and its control method, the device includes housing, battery pack and main control board, and main control board is provided with solar charging electric unit, power source charges unit, battery charging management unit and main control chip U1；Solar charging electric unit, when selection solar recharging input mode, for solar energy inputing power and the input signal of detection solar energy；Power source charges unit, when selection power source charges input mode, power supply source inputing power and the input signal for detecting power supply；Main control chip U1, input signal is received, and according to input signal, output control signals to power source charges administrative unit；Power source charges administrative unit, input signal is detected, when input signal is not in setting range, receives control signal, disconnect the charging of battery, when input signal is not in setting range, received control signal, keep the charging of battery pack.The present invention, which realizes, can use solar recharging or power source charges, improve the working life of battery.
Description
Technical field
The present invention relates to solar energy storage supply unit, more specifically refer to solar DC energy storage power device and its
Control method.
Background technology
Energy storage is primarily referred to as the storage of electric energy, currently in order to the environmental protection and saving of the energy, everybody is advocated solar energy
And the natural energy resources such as wind energy are converted to available electric energy, powered for people.
Solar energy is converted to electric energy, and specifically solar energy is radiated on solar panels, carries out energy conversion, then will conversion
Energy afterwards charges to battery, and to play the effect of energy storage, battery can then think that the modes such as mobile phone charging or illumination use.
Current most of solar energy storage device be all by the way of solar panels are connected with battery, still, solar energy long-term irradiation
On solar panels, the temperature of battery can be caused too high indirectly, and due to being not provided with heat abstractor or temperature-detecting device,
Battery can be caused to be exploded because high temperature and radiating are bad, burning machine phenomenon, current solar energy also easily occur for whole device
DC energy storage supply unit can only be charged by the way of solar energy converting electrical energy, can not carry out direct power source charges.
Therefore, it is necessary to design a kind of solar DC energy storage power device, realization can carry out solar charging electrically
Battery is charged, battery can also directly be charged power source charges mode, improve the working life of battery.
The content of the invention
The defects of it is an object of the invention to overcome prior art, there is provided solar DC energy storage power device and its control
Method.
To achieve the above object, the present invention uses following technical scheme：Solar DC energy storage power device, including shell
Body, battery pack and main control board, the main control board and battery pack are individually positioned in the housing, the master control
Circuit board is provided with solar charging electric unit, power source charges unit, battery charging management unit and main control chip U1；Wherein,
The solar charging electric unit, for when selection solar recharging input mode, for solar energy inputing power and detecting solar energy
Input signal；The power source charges unit, for when selection power source charges input mode, power supply source inputing power and detection electricity
The input signal in source；The main control chip U1, for receiving input signal, and according to input signal, output control signals to electricity
Source Charge Management unit；The power source charges administrative unit, for detecting input signal, when input signal is not in setting range
It is interior, control signal is received, disconnects the charging of battery, when input signal is not in setting range, control signal is received, keeps battery
The charging of group.
Its further technical scheme is：The solar DC energy storage power device also includes battery pack control circuit plate,
The battery pack control circuit plate is provided with battery pack protection unit, the battery pack protection unit, for receiving power source charges
The voltage signal of administrative unit output, when voltage signal exceedes setting value, disconnects the charging of battery pack, when voltage signal does not surpass
When crossing setting value, voltage is transmitted to battery pack, battery pack and charged.
Its further technical scheme is：The battery pack protection unit includes battery protection chip B1, metal-oxide-semiconductor Q01, MOS
Pipe Q02 and divider resistance R01, R02, R03, R12, wherein, battery protection chip B1 receives the output of power source charges administrative unit
Voltage signal, according to voltage signal output signal, control metal-oxide-semiconductor Q01, metal-oxide-semiconductor Q02 conducting are with blocking, to keep or break
The charging of battery pack is opened, and in the case of battery discharge, battery protection chip B1 is by controlling metal-oxide-semiconductor Q01, metal-oxide-semiconductor Q02
Turn on and block, so that battery externally discharges or do not discharged.
Its further technical scheme is：The battery pack protection unit also includes the first temperature protection module, and described first
Temperature protection module includes first sensor, switch triode Q3 and bypass resistance R23, the output end of the main control chip U1
Pin is connected with buzzer unit, and when battery pack ambient temperature is higher than setting value, switch triode Q3 is turned on, and main control chip U1 is defeated
Go out signal to buzzer unit, buzzer cell operation, send alarm signal.
Its further technical scheme is：The solar charging electric unit includes solar energy input module and solar energy inputs
Detection module, wherein, the solar energy input module includes the anti-reverse diode D9 being connected with solar panels, anti-reverse two pole
Pipe D9 is connected with the power source charges administrative unit；The solar energy inputs detection module, defeated by solar panels for detecting
The voltage entered, form input signal and input to main control chip U1.
Its further technical scheme is：The power source charges unit includes power source charges input module and power input is examined
Module is surveyed, wherein, the power source charges input module includes the anti-reverse diode D1, anti-reverse diode D1 being connected with power supply
It is connected with the power source charges administrative unit；The power input detection unit, for detecting the voltage of power input, formed defeated
Enter signal to input to main control chip U1.
Its further technical scheme is：The battery charging management unit include managing chip U5, inductance L1, Mos pipe Q1,
Anti-reverse diode D5, inductance L2 and resistance R13, main control chip U1 control signal, control are received by managing chip U5
Mos pipes Q1 on or off, to keep or disconnect the charging of battery pack.
Its further technical scheme is：The output end pin of the main control chip U1 is also associated with 12V output units and 5V
Output unit；The 12V output units, for exporting 12V voltage sources；The 5V output units, for exporting 5V voltages electricity
Source.
Its further technical scheme is：The input pin of the main control chip U1 is connected with second temperature protection location, institute
Stating second temperature protection location includes second sensor, switch triode Q4 and divider resistance R44, sensor detection master control electricity
Road plate surrounding environment, by detection signal controlling switch triode Q4 conducting and cut-off, main control chip U1 passes through switch triode
Q4 state control power source charges administrative unit keeps or disconnected the charging of battery pack.
Present invention also offers the control method of solar DC energy storage power device, methods described includes：
Select input mode；
According to input mode, the voltage of input is obtained, is delivered to main control chip U1；
By judgements of the main control chip U1 to voltage, power source charges administrative unit is output control signals to；
Power source charges administrative unit is according to control signal input voltage signal to battery pack protection unit；
Battery pack protection unit keeps or disconnected the charging of battery pack according to the voltage signal of input.
Compared with the prior art, the invention has the advantages that：The solar DC energy storage power device of the present invention, passes through
Main control board is set, set on main control board solar charging electric unit, power source charges unit, battery charging management unit with
And main control chip U1, using solar recharging and power source charges two ways, two ways is detected by main control chip U1
The voltage of input is delivered to battery pack by voltage, control battery charging management unit, then by the electricity on battery pack control circuit plate
Pond group protection location carries out the protection of battery charging and discharging, and sets two temperature protection units, and realization can carry out the sun
Energy charging modes charge to battery, battery can also directly be charged power source charges mode, improve the work of battery
Life-span.
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is the explosive view for the solar DC energy storage power device that the specific embodiment of the invention provides；
Fig. 2 is the circuit block diagram for the solar DC energy storage power device that the specific embodiment of the invention provides；
Fig. 3 is the circuit theory diagrams for the battery pack protection unit that the specific embodiment of the invention provides；
Fig. 4 is the circuit theory diagrams for the main control chip U1 that the specific embodiment of the invention provides；
Fig. 5 is the circuit theory diagrams for the solar charging electric unit that the specific embodiment of the invention provides；
Fig. 6 is the circuit theory diagrams for the power source charges unit that the specific embodiment of the invention provides；
Fig. 7 is the circuit theory diagrams for the power source charges administrative unit that the specific embodiment of the invention provides；
Fig. 8 is the circuit theory diagrams for the 12V output modules that the specific embodiment of the invention provides；
Fig. 9 is the circuit theory diagrams for the 12V output control modules that the specific embodiment of the invention provides；
Figure 10 is the circuit theory diagrams for the 5V output modules that the specific embodiment of the invention provides；
Figure 11 is the circuit theory diagrams for the 5V output control modules that the specific embodiment of the invention provides；
Figure 12 is the circuit theory diagrams for the buzzer unit that the specific embodiment of the invention provides；
Figure 13 is the circuit theory diagrams for the wakeup unit that the specific embodiment of the invention provides；
Figure 14 is the circuit theory diagrams for the LCD backlight unit that the specific embodiment of the invention provides；
Figure 15 is the circuit theory diagrams for the 5V voltage stabilizing output modules that the specific embodiment of the invention provides.
Embodiment
In order to more fully understand the technology contents of the present invention, technical scheme is entered with reference to specific embodiment
One step introduction and explanation, but it is not limited to this.
Specific embodiment as shown in Fig. 1~15, the solar DC energy storage power device that the present embodiment provides, Ke Yiyun
With indoors or outdoor, realization can carry out solar charging and electrically battery is charged, can also direct power source charges
Mode charges to battery, improves the working life of battery.
Solar DC energy storage power device is present embodiments provided, it includes housing 10, battery pack 40 and master control electricity
Road plate 50, main control board 50 and battery pack 40 are individually positioned in housing 10, and main control board 50 is provided with solar charging
Electric unit, power source charges unit, battery charging management unit 5 and main control chip U1；Wherein, solar charging electric unit, it is used for
When selection solar recharging input mode, for solar energy inputing power and the input signal of detection solar energy；Power source charges unit,
For when selection power source charges input mode, power supply source inputing power and the input signal for detecting power supply；Main control chip U1, is used for
Input signal is received, and according to input signal, outputs control signals to power source charges administrative unit；The power source charges management is single
Member, for detecting input signal, when input signal is not in setting range, control signal is received, the charging of battery is disconnected, when defeated
Enter signal not in setting range, receive control signal, keep the charging of battery pack 40.
In addition, above-mentioned housing 10 is aluminum hull, not only light good heat dissipation effect again, the scattered of battery and whole device can be improved
Thermal effect, and then working life is improved, in other embodiment, above-mentioned housing 10 is other metal shells 10 such as copper shell.
From solar charging electric unit, power source charges unit is set, meet the needs of different user, i.e., can be powered in solar energy
In the case of, it can select solar charging electrically or power source charges mode, in the case where solar energy can not power, such as
When cloudy, power source charges mode can be selected, practicality is stronger.
Further, in certain embodiments, the periphery of above-mentioned battery pack 40 is disposed with left side and right side and is provided with and opens
The baffle plate 20 of mouth, the baffle plate 20 can play the effect of protection to battery pack 40.
In addition, in certain embodiments, above-mentioned solar DC energy storage power device also includes battery pack control circuit plate
30, battery pack control circuit plate 30 is provided with battery pack protection unit, battery pack protection unit, for receiving power source charges management
The voltage signal of unit output, when voltage signal exceedes setting value, the charging of battery pack 40 is disconnected, when voltage signal is no more than
During setting value, voltage is transmitted to battery pack 40, battery pack 40 and charged.Management is played in charging and electric discharge to battery
Effect, it is normal so as to protect battery only to charge or discharge, improve the working life of battery pack 40.
Further, above-mentioned battery pack protection unit include battery protection chip B1, metal-oxide-semiconductor Q01, metal-oxide-semiconductor Q02 with
And divider resistance R01, R02, R03, R12, wherein, battery protection chip B1 receives the voltage letter of power source charges administrative unit output
Number, according to voltage signal output signal, control metal-oxide-semiconductor Q01, metal-oxide-semiconductor Q02 conducting are with blocking, to keep or disconnect battery pack
40 charging, and in the case of battery discharge, battery protection chip B1 by control metal-oxide-semiconductor Q01, metal-oxide-semiconductor Q02 conducting with
Block, so that battery externally discharges or do not discharged.
In the present embodiment, above-mentioned battery protection chip B1 model S8254.
As shown in figure 3, in battery charging process, P+ connect the power source charges administrative unit output end of main control board 50+
BAT, when P+ voltages are more than 17+/- 0.5V, P+ holds pin by first of metal-oxide-semiconductor Q01 to battery protection chip B1, now
Metal-oxide-semiconductor Q02 is blocked, battery protection chip B1 will not output voltage to battery pack 40, that is, without voltage to B+, electricity will not be given
Pond group 40 charges；Conversely, when when P+ voltages are normal, being charged the battery by metal-oxide-semiconductor Q01 and metal-oxide-semiconductor Q02 to B+.
During battery discharge, input B+ connects the positive pole of battery pack 40, and voltage passes through divider resistance RO3 all the way
And metal-oxide-semiconductor Q02, exported all the way by divider resistance RO3 to battery protection chip B1, now battery protection chip B1 can be to defeated
The voltage entered is detected, and when scope of the voltage height more than 10.7~17.2V, battery protection chip B1 3 pin provide a height
Current potential is to metal-oxide-semiconductor Q01 is turned on, and so as to reach the protection put, P+ streams have output, externally electric discharge.B1- connects battery pack 40
Negative pole, voltage pass through divider resistance RO2 and metal-oxide-semiconductor Q02, enter battery protection chip B1 by divider resistance RO2 all the way all the way,
Now battery protection chip B1 can be detected to the voltage of input, and when scope of the voltage height more than 10.7~17.2V, battery is protected
Shield chip B1 3 pin provide a high potential to metal-oxide-semiconductor Q01 is turned on, and so as to reach the protection put, P+ streams have output.B2-
The negative pole of battery pack 40 is connected, voltage passes through divider resistance RO1 and metal-oxide-semiconductor Q02 all the way, enters all the way by divider resistance RO2
Battery protection chip B1, now battery protection chip B1 the voltage of input can be detected, when voltage height more than 10.7~
17.2V scope, battery protection chip B1 3 pin provide a high potential to metal-oxide-semiconductor Q01 is turned on, so as to reach what is put
Protection, P+ streams have output.B3- connects the negative pole of battery pack 40, and voltage passes through divider resistance RO1 and metal-oxide-semiconductor Q02 all the way, all the way
Enter battery protection chip B1 by divider resistance RO2, now battery protection chip B1 can detect to the voltage of input, when
Scope of the voltage height more than 10.7~17.2V, battery protection chip B1 3 pin provide a high potential to leading metal-oxide-semiconductor Q01
Logical, so as to reach the protection put, P+ streams have output.When B+ voltages are normal, by metal-oxide-semiconductor Q02 to metal-oxide-semiconductor Q01, then
Export battery virtual voltage, band dynamic load.
In addition, in certain embodiments, battery pack protection unit also includes the first temperature protection module 6, first temperature
Degree protection module 6 includes first sensor, switch triode Q3 and bypass resistance R23, the output end of the main control chip U1
Pin is connected with buzzer unit 13, when the environment temperature of battery pack 40 is higher than setting value, switch triode Q3 conductings, and main control chip
U1 outputs signal to buzzer unit 13, and buzzer unit 13 works, and sends alarm signal.
Above-mentioned buzzer unit 13 includes buzzer BZ1, divider resistance R38, divider resistance R41, switching diode Q2
And bypass resistance R20.Specifically, as shown in figure 3, when environment temperature is higher than 55 degree, NTC resistance diminishes, and voltage is by opening
Triode Q3 work is closed, so as to cause battery protection chip B1 not work, plays protection, voltage does not export, so as to play protection
The effect of battery, if not in the range of, main control chip U1 12 pin can produce a high level, pass through divider resistance R38
And the switching diode Q2, MUVCC of conducting be by buzzer BZ1, by divider resistance R41 to turn on, buzzer report
It is alert.Using the alarm of buzzer, the situation too high to the temperature of battery pack 40 plays a part of timely alarm, reduces battery pack
The too high phenomenon of 40 long-time temperature occurs.
Further, in certain embodiments, solar charging electric unit includes solar energy input module 1 and solar energy
Detection module 2 is inputted, wherein, solar energy input module 1 includes the anti-reverse diode D9 that is connected with solar panels, and anti-reverse two
Pole pipe D9 is connected with the power source charges administrative unit；Solar energy inputs detection module 2, is inputted for detecting by solar panels
Voltage, formed input signal input to main control chip U1.
In addition, specifically, as shown in figure 5, above-mentioned solar energy input detection module 2 includes resistance R35A, R34A, switch
Diode Q1, resistance R34 B, backward dioded ZD2, wherein, the voltage of solar panels input be (P+WPBKOM and solar energy+
15VWPBKOM+15V) it is divided into two-way, is to be inputted by anti-reverse diode D9 to battery charging management unit 5, another way all the way
To resistance R35A, then main control chip U1 20 pin are reached by resistance R34 A and switching diode Q1, when voltage is low or high,
Main control chip U1 issues instructions to 26 pin SUNV, SUNV and outputs signal to resistance R34 B, controls no signal to give Charge Management list
Member, now main control chip U1 send one and instruct to the 2nd pin, so as to control power source charges administrative unit, up to reach control charging.
If voltage is normal, control power source charges administrative unit charged, if voltage not in setting range, main control chip
U1 12 pin can produce a high level, cause buzzer warning.Can not charge the feelings being but still unaware of when avoiding the occurrence of charging
Condition occurs.
Further, in certain embodiments, power source charges unit includes power source charges input module 3 and power supply is defeated
Enter detection module 4, wherein, power source charges input module includes the anti-reverse diode D1 being connected with power supply, anti-reverse diode
D1 is connected with the power source charges administrative unit；The power input detection unit, for detecting the voltage of power input, formed
Input signal is inputted to main control chip U1.
Above-mentioned power input detection unit includes resistance R3, R2B, three poles of R2, R2A, backward dioded ZD1 and switch
Pipe Q1.
Specifically, as shown in fig. 6, the voltage of DC+1 inputs input is divided into two-way, all the way by anti-reverse diode D1
Battery charging management unit 5 is reached, another way by resistance R3, resistance R2B, switch triode Q1, is inputted to master control core successively
Piece U 22 pin, main control chip U1 are judged the voltage signal, if the input voltage is that DCINDET voltages are higher, master control core
25 pin of the piece U1 to an instruction to main control chip U1, output voltage does not give Charge Management unit for control, now main control chip U1
An instruction control power source charges administrative unit is sent, reaches control charging, if voltage is normal, controls power source charges management
Unit is charged, if voltage, not in setting range, main control chip U1 12 pin can produce a high level, cause honeybee
The device that rings is alarmed.The situation about being but still unaware of that can not be charged when avoiding the occurrence of charging occurs.
Further, in certain embodiments, power source charges administrative unit includes managing chip U5, inductance L1, Mos are managed
Q1, anti-reverse diode D5, inductance L2 and resistance R13, main control chip U1 control signal, control are received by managing chip U5
Mos pipes Q1 processed on or off, to keep or disconnect the charging of battery pack 40.Above-mentioned managing chip U5 model
S0P16。
In order to strengthen the life-span of battery pack 40 and complete machine, dual charge and discharge protecting is set, carries the life-span of battery pack 40
It is high 1 times.
Further, in certain embodiments, main control chip U1 output end pin be also associated with 12V output units 12 with
And 5V output units 11；12V output units 12, for exporting 12V voltage sources；5V output units 11, for exporting 5V voltages
Power supply.
Main control chip U input pin is also associated with wakeup unit 14, the wakeup unit 14 include button K1, resistance R42,
Chip U2 and switch triode Q3, when clicking K1, signal can pass through resistance R42, be delivered to main control chip U1 17 pin,
So as to control main control chip U1 to be instructed to one to 13 pin, and resistance R43 is outputed signal to, switch triode Q3 is reached, to ON/
OFF to MOS29435A is turned on, and reaches the purpose of wake-up, and now+12V-1 arrives J1, J2, J3, J4, J5, J6 the first pin, so as to
Have and provide voltage to load.
Above-mentioned 12V output units 12 include 12V output modules and 12V output control modules, wherein, 12V output controls
Molding block includes Mos pipe Q29, Mos pipes Q39, bypass resistance R31, R32；12V output modules include resistance R30；When load exceedes
During 3A, electric current, by main control chip U1 the 28th pin, is instructed to 13 pin 5V/12VCTR, so as to have by resistance R30 so as to send out one
Overcurrent protection, if not in the range of, main control chip U1 12 pin can produce a high level, by R38 to Q23904
Conducting, MUVCC by BZ1BEL buzzers, by R41 to turn on, buzzer warning.
In addition, specifically, above-mentioned 5V output units 11 include 5V output modules and 5V output control modules, wherein 5V
Output control module includes step-down type dc supply convertor chip U4；Above-mentioned 5V output control modules include USB interface
CON1, CON2 ,+12V voltages pass through step-down type dc supply convertor chip U4 the first pin, from crus secunda and the 4th pin to master
Chip U1 is controlled, exports 5.0V, so as to supply 5V voltage to two USB to USB1 to USB2；The marquis when electric current is more than 5V, 3A, electricity
Stream crosses the 29th pin for flowing to main control chip U1, main control chip is arrived so as to send an instruction by the pin of CON1 the 4th to resistance R22
U1 the 13rd pin 5.0/12VCTR, so as to control 12V and 5V output voltage, if not in the range of, main control chip U1's
12 pin can produce a high level, cause buzzer warning.
In addition, in certain embodiments, above-mentioned 5V output units 11 also include 5V voltage stabilizing output modules, the 5V voltage stabilizings are defeated
Going out module includes backward dioded ZD3, voltage-stablizer U6, the 12V voltages of backward dioded ZD4 ,+BAT output end by reverse two
Pole pipe ZD3, to 5V voltage-stablizers U6 1 pin, the 3rd pin to voltage-stablizer exports, so as to reach stable 5V voltages, when solar energy and
When power supply has voltage, by backward dioded ZD4, to 5V voltage-stablizers U6 1 pin, then exported to 5V voltage-stablizers U6 the 3rd pin,
So as to reach stable 5V voltages.
Setting 12V exports to be exported with 5V, can be to be illuminated without electric place solution, see TV, providing 12V fan also
Cooling can be provided with people.
Further, in certain embodiments, above-mentioned main control chip U1 output port is connected with LED backlight unit
9, wherein, LED backlight unit 9 includes resistance R40, resistance R37, triode Q13904 and LED, when there is wake-up to instruct,
Main control chip U1 12 pin can give an instruction high level to be turned on by resistance R37 to triode Q13904, triode Q13904,
It is grounded so as to 5V voltage by LED1 to R40.
Further, in certain embodiments, main control chip U1 input pin is connected with second temperature protection location
7, second temperature protection location 7 includes second sensor, switch triode Q4 and divider resistance R44, sensor detection master control
The surrounding environment of circuit board 50, by detection signal controlling switch triode Q4 conducting and cut-off, main control chip U1 passes through switch three
Pole pipe Q4 state control power source charges administrative unit keeps or disconnected the charging of battery pack 40.Specifically, as shown in Figure 10, when
When NTC internal resistances are less than normal, during chargometer shut-off pass through resistance R44, turn on switch triode Q4, connection NTC, so as to control master control core
Piece U1 24 pin and managing chip U5 6 pin, so as to control Charge Management unit and 5V output units 11.In order to protect battery to prevent
Only battery temperature is too high, with double plates come control mode, and increases by 2 temperature sensors, strictly controlling temperature.
Above-mentioned main control chip U1 output port is also associated with LCD driver elements 8.The LCD driver elements 8 are shown interior
Appearance includes the full case marker will of cell voltage mark, battery electric quantity, battery electric quantity does not have electrosemaphore, counting capacity marking, overload mark, electricity
Source charge flag, solar charging electrosemaphore, battery flag and load mark, when cell voltage is higher than DC 10.7V, LCD has
It has been shown that, when the load of the fan or TV or LED of plugging DC12V, clicks wake-up switch, fan or TV or LED starts
Work；When user needs 5V power supplys or charged with mobile phone, it is inserted on 5VUSB, it is possible to charge the phone；When battery is without electricity
When, charging modes have two kinds：Suitable electric charger is plugged, now LCD driver elements 8 show power source charges mark, and now power supply fills
Electrical equipment charges the battery；Solar panels are plugged, now LCD driver elements 8 show solar panel charging mark, now power source charges
Mark charges the battery without display, solar panels.
In addition, the present embodiment additionally provides the control method of solar DC energy storage power device, this method includes：
Select input mode；
According to input mode, the voltage of input is obtained, is delivered to main control chip U1；
By judgements of the main control chip U1 to voltage, power source charges administrative unit is output control signals to；
Power source charges administrative unit is according to control signal input voltage signal to battery pack protection unit；
Battery pack protection unit keeps or disconnected the charging of battery pack 40 according to the voltage signal of input.
Combined by main control board 50 with battery pack control circuit plate 30, the charging and discharging to battery pack 40 are played double
Protect again.
Above-mentioned solar DC energy storage power device, by setting main control board 50, set on main control board 50
Solar charging electric unit, power source charges unit, battery charging management unit 5 and main control chip U1, use solar recharging with
And power source charges two ways, the voltage of two ways is detected by main control chip U1, control battery charging management unit 5 will be defeated
The voltage entered is delivered to battery pack 40, then by the battery pack protection unit on battery pack control circuit plate 30 carry out battery charging and
The protection of electric discharge, and two temperature protection units are set, realization can carry out solar charging and electrically battery is charged,
Battery can be charged in a manner of direct power source charges, improve the working life of battery.
The above-mentioned technology contents that the present invention is only further illustrated with embodiment, in order to which reader is easier to understand, but not
Represent embodiments of the present invention and be only limitted to this, any technology done according to the present invention extends or recreation, by the present invention's
Protection.Protection scope of the present invention is defined by claims.
Claims (10)
1. solar DC energy storage power device, it is characterised in that including housing, battery pack and main control board, the master
Control circuit board and battery pack are individually positioned in the housing, and the main control board is provided with solar charging electric unit, electricity
Source charhing unit, battery charging management unit and main control chip U1；Wherein, the solar charging electric unit, for when selection
Solar recharging input mode, for solar energy inputing power and the input signal of detection solar energy；The power source charges unit, use
In when selection power source charges input mode, power supply source inputing power and the input signal for detecting power supply；The main control chip U1, use
In reception input signal, and according to input signal, output control signals to power source charges administrative unit；The power source charges management
Unit, for detecting input signal, when input signal is not in setting range, control signal is received, disconnects the charging of battery, when
Input signal receives control signal not in setting range, keeps the charging of battery pack.
2. solar DC energy storage power device according to claim 1, it is characterised in that the solar DC energy storage
Supply unit also includes battery pack control circuit plate, and the battery pack control circuit plate is provided with battery pack protection unit, described
Battery pack protection unit, for receiving the voltage signal of power source charges administrative unit output, when voltage signal exceedes setting value,
The charging of battery pack is disconnected, when voltage signal is no more than setting value, voltage is transmitted to battery pack, battery pack and charged.
3. solar DC energy storage power device according to claim 2, it is characterised in that the battery pack protection unit
Including battery protection chip B1, metal-oxide-semiconductor Q01, metal-oxide-semiconductor Q02 and divider resistance R01, R02, R03, R12, wherein, battery protection
Chip B1 receives the voltage signal of power source charges administrative units output, according to voltage signal output signal, control metal-oxide-semiconductor Q01,
Metal-oxide-semiconductor Q02 conducting is with blocking, to keep or disconnect the charging of battery pack, and in the case of battery discharge, battery protection core
Piece B1 is by controlling metal-oxide-semiconductor Q01, metal-oxide-semiconductor Q02 conducting with blocking, so that battery externally discharges or do not discharged.
4. solar DC energy storage power device according to claim 3, it is characterised in that the battery pack protection unit
Also include the first temperature protection module, first temperature protection module includes first sensor, switch triode Q3 and side
Road resistance R23, the output end pin of the main control chip U1 are connected with buzzer unit, when battery pack ambient temperature is higher than setting value
When, switch triode Q3 conductings, main control chip U1 outputs signal to buzzer unit, buzzer cell operation, sends alarm signal
Number.
5. the solar DC energy storage power device according to any one of Claims 1-4, it is characterised in that the sun
Energy charhing unit includes solar energy input module and solar energy input detection module, wherein, the solar energy input module bag
The anti-reverse diode D9 being connected with solar panels is included, anti-reverse diode D9 is connected with the power source charges administrative unit；Institute
Solar energy input detection module is stated, for detecting the voltage by solar panels input, input signal is formed and inputs to master control core
Piece U1.
6. solar DC energy storage power device according to claim 5, it is characterised in that the power source charges unit bag
Power source charges input module and power input detection module are included, wherein, the power source charges input module includes connecting with power supply
The anti-reverse diode D1 connect, anti-reverse diode D1 are connected with the power source charges administrative unit；The power input detection
Unit, for detecting the voltage of power input, form input signal and input to main control chip U1.
7. solar DC energy storage power device according to claim 6, it is characterised in that the battery charging management list
Member includes managing chip U5, inductance L1, Mos pipe Q1, anti-reverse diode D5, inductance L2 and resistance R13, passes through managing chip
U5 receives main control chip U1 control signal, control Mos pipes Q1 on or off, to keep or disconnect the charging of battery pack.
8. solar DC energy storage power device according to claim 7, it is characterised in that the main control chip U1's is defeated
Go out to hold pin to be also associated with 12V output units and 5V output units；The 12V output units, for exporting 12V voltage sources；
The 5V output units, for exporting 5V voltage sources.
9. solar DC energy storage power device according to claim 8, it is characterised in that the main control chip U1's is defeated
Enter to hold pin to be connected with second temperature protection location, the second temperature protection location includes second sensor, switch triode Q4
And divider resistance R44, sensor detection main control board surrounding environment, by detection signal controlling switch triode Q4 conducting
With cut-off, main control chip U1 controls power source charges administrative unit to keep or disconnect battery pack by switch triode Q4 state
Charging.
10. the control method of solar DC energy storage power device, it is characterised in that methods described includes：
Select input mode；
According to input mode, the voltage of input is obtained, is delivered to main control chip U1；
By judgements of the main control chip U1 to voltage, power source charges administrative unit is output control signals to；
Power source charges administrative unit is according to control signal input voltage signal to battery pack protection unit；
Battery pack protection unit keeps or disconnected the charging of battery pack according to the voltage signal of input.
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| CN201711107283.XA CN107681765A (en) | 2017-11-10 | 2017-11-10 | Solar DC energy storage power device and its control method |
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