CN201854045U - Solar charging/discharging control circuit with maximum power point tracking structure - Google Patents
Solar charging/discharging control circuit with maximum power point tracking structure Download PDFInfo
- Publication number
- CN201854045U CN201854045U CN2010205142129U CN201020514212U CN201854045U CN 201854045 U CN201854045 U CN 201854045U CN 2010205142129 U CN2010205142129 U CN 2010205142129U CN 201020514212 U CN201020514212 U CN 201020514212U CN 201854045 U CN201854045 U CN 201854045U
- Authority
- CN
- China
- Prior art keywords
- circuit
- solar
- triode
- charging
- acquisition circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Control Of Electrical Variables (AREA)
Abstract
The utility model relates to a solar charging/discharging control circuit with a maximum power point tracking structure, which is characterized in that: the solar charging/discharging control circuit comprises an MCU (micro controller unit) control unit (1), a solar voltage acquisition circuit (2), a solar current acquisition circuit (3), a PWM (pulse-width modulation) drive circuit (4), an output voltage acquisition circuit (5), a charging current acquisition circuit (6), a battery voltage acquisition circuit (7), an output unit (8), a temperature acquisition circuit (9), a display and key setting circuit (10) and a power circuit (11). The solar charging/discharging control circuit with the maximum power point tracking structure can accurately control charging parameters of an energy storage battery, adopts the best three-segment charging with respect to the charging of the storage battery, can select the charging strategy of temperature compensation through temperature acquisition, utilizes the acquisition of input voltage and current of a solar battery to control the duty ratio of PWM to realize maximum tracking of input power, and can greatly improve the input efficiency of a solar panel.
Description
Technical field
The utility model relates to a kind of solar charging/charge/discharge control circuit with MPPT maximum power point tracking (MPPT), belongs to the basic control circuit field in the solar photovoltaic generation system.
Background technology
Along with the fossil energy crisis increasingly sharpens, the national strategy aspect has been brought up in the development and use of new forms of energy.Solar energy is the regenerative resource that a kind of aboundresources can not produce pollution again, along with the raising of cell conversion rate, and the reduction of manufacturing cost, the utilization of solar energy power generating has obtained breakthrough.At present, general solar energy charge/discharge control adopt hardware modes (analog control circuit) directly to storage battery charge/discharge control.There is the low defective of control precision in this control mode, can't accurately control the battery charging/discharging parameter.Though filling/put device, some is provided with the MCU control circuit; but these circuit structures only are that charging method is controlled; can not gather, analyze the input power of solar panel; also lack the battery of charging process is effectively protected; more can not carry out optimization control to the input power of solar panel, utilization ratio is not high.
The utility model content
The purpose of this utility model; be to have the problem to control the input power of solar panel, can not effectively protect the battery of charging process, a kind of solar charging/discharging control circuit with MPPT maximum power point tracking is provided in order to overcome the prior art charge-discharge control circuit.
The purpose of this utility model can reach by following measure:
Solar charging/charge/discharge control circuit with MPPT maximum power point tracking, its design feature is: comprise that MCU control unit, solar voltage Acquisition Circuit, solar energy electric current Acquisition Circuit, PWM drive circuit, output voltage Acquisition Circuit, charging current Acquisition Circuit, cell voltage Acquisition Circuit, output unit, temperature collection circuit, demonstration and button are provided with circuit and power circuit; The MCU control unit respectively has an input to be connected with the output that solar voltage Acquisition Circuit, solar energy electric current Acquisition Circuit, output voltage Acquisition Circuit, charging current Acquisition Circuit, cell voltage Acquisition Circuit, temperature collection circuit, demonstration and button are provided with circuit, power circuit respectively; The output of MCU control unit is provided with the input of circuit with input, demonstration and the button of PWM drive circuit respectively, the control end of output unit is connected.
In the practical application: the output of PWM drive circuit is connected with metal-oxide-semiconductor.The solar voltage Acquisition Circuit is gathered the voltage of solar opto-electronic board, and solar energy electric current Acquisition Circuit is gathered the electric current of solar opto-electronic board; The MCU control unit is realized the track algorithm to maximum power point by collection, control to solar array voltage, electric current, realizes the utilization ratio maximization to solar panel.
Described output voltage Acquisition Circuit, charging current Acquisition Circuit, cell voltage Acquisition Circuit are respectively applied for gathers output voltage, charging current, charging voltage; Realize accurate control by collection output voltage, charging voltage, charging current to the charge parameter of energy-storage battery.
Described output unit is used to connect load.
Described temperature collection circuit is used for the precision collection to temperature, adds the charging strategy of temperature-compensating, realizes protection and optimization control to energy-storage battery.
The input of described accessory power supply is connected with the output of energy-storage battery.
MCU utilizes the collection to output voltage and charging current, and the duty of control PWM drive circuit is recently realized the charging modes of constant current, constant voltage, floating charge; MCU utilizes the input voltage of solar cell, the collection of electric current, and control PWM drive circuit is adjusted input power, remains the input power maximum of solar panel.
The purpose of this utility model can also reach by following measure:
A kind of execution mode of the present utility model is: this control circuit also comprises and prevents the reversal connection circuit, prevents that the reversal connection circuit from being made up of diode D1.
A kind of execution mode of the present utility model is: described solar voltage Acquisition Circuit is formed by amplifying chip IC 2A and capacitor C 4 and resistance R 3, R6; Described solar energy electric current Acquisition Circuit is made up of current processing chip U2, constantan wire R1 and capacitor C 18.
A kind of execution mode of the present utility model is: described PWM drive circuit comprises triode Q6, Q7 and Q10, resistance R 10 and R12～R16, capacitor C 8 and electric capacity EC4 and diode D4, D9; The base stage of described triode Q7 is by resistance R 13, R15 ground connection, the emitter of triode Q7 arrives ground through resistance R 14, the collector electrode of triode Q7 is connected to the base stage of triode Q6, the emitter of triode Q6 is connected to the collector electrode of triode Q7 by resistance R 12, the collector electrode of triode Q6 is connected to the base stage of triode Q10, resistance R 10 be connected across between the emitter and base stage of triode Q10 after diode D9 connects, resistance R 16 is connected across between the collector electrode and base stage of triode Q10, and triode Q10 collector electrode connects the emitter of Q6 by electric capacity EC4; The S utmost point of the external metal-oxide-semiconductor of collector electrode of triode Q10, the G utmost point of the external metal-oxide-semiconductor of triode Q10 emitter.
A kind of execution mode of the present utility model is: described output voltage Acquisition Circuit by amplify chip IC 1B and peripheral resistance R 4, R7, capacitor C 6 is formed; Described charging current Acquisition Circuit is made up of current processing chip U3 and constantan wire R2, capacitor C 17; Described cell voltage Acquisition Circuit by amplify chip IC 1A and resistance R 5, R8, capacitor C 3, C7 forms.
A kind of execution mode of the present utility model is: described temperature collection circuit is made up of resistance R 9, the thermistor that is connected with socket CON3 and capacitor C 5.
A kind of execution mode of the present utility model is: described demonstration and button are provided with circuit mainly by 48 alphanumeric code pipes, and three LED lamps are formed.
A kind of execution mode of the present utility model is: described accessory power supply is made up of two voltage transitions control chip MC34063 and peripheral circuit.
A kind of execution mode of the present utility model is: described output unit is connected with load by Single-chip Controlling relay or metal-oxide-semiconductor, by the ON/OFF of Single-chip Controlling relay or metal-oxide-semiconductor control load.
A kind of execution mode of the present utility model is: described MCU control unit is made of singlechip chip and peripheral circuit thereof; The model of described singlechip chip is STC12C5410AD.
The beneficial effects of the utility model are:
1, this reality is novel can carry out the accurate control of charge parameter to energy-storage battery, adopts best syllogic charging at charge in batteries, by the collection to temperature, can select the charging strategy of temperature-compensating; Utilization is to the input voltage of solar cell, the collection of electric current, and the duty ratio of control PWM can realize the maximum of input power is followed the tracks of, and the input efficiency of solar panel is greatly improved.
2, the utility model can carry out the accurate control of charge parameter to energy-storage battery, adopt the syllogic charging modes at storage battery, MCU utilizes the collection to output voltage and charging current, and the duty of control PWM drive circuit is recently realized the charging modes of constant current, constant voltage, floating charge; MCU utilizes the input voltage of solar cell, the collection of electric current, and control PWM drive circuit is adjusted input power, remains the input power maximum of solar panel.
Description of drawings
Fig. 1 is a circuit block diagram of the present utility model.
Fig. 2 a is first's circuit theory diagrams of circuit major loop of the present utility model.
Fig. 2 b is the second portion circuit theory diagrams of circuit major loop of the present utility model.
Fig. 2 c is the solar energy electric current Acquisition Circuit schematic diagram of circuit major loop of the present utility model.
Fig. 2 d is the charging current Acquisition Circuit schematic diagram of circuit major loop of the present utility model.
Fig. 2 e is the temperature collection circuit schematic diagram of circuit major loop of the present utility model.
Fig. 3 is a PWM drive circuit schematic diagram of the present utility model.
Fig. 4 is an auxiliary power circuit schematic diagram of the present utility model.
Fig. 5 a is first's circuit theory diagrams that demonstration of the present utility model and button are provided with circuit.
Fig. 5 b is the second portion circuit theory diagrams that demonstration of the present utility model and button are provided with circuit.
Embodiment
Below in conjunction with drawings and Examples the utility model is described in further detail:
Specific embodiment 1:
With reference to Fig. 1, present embodiment comprises that MCU control unit 1, solar voltage Acquisition Circuit 2, solar energy electric current Acquisition Circuit 3, PWM drive circuit 4, output voltage Acquisition Circuit 5, charging current Acquisition Circuit 6, cell voltage Acquisition Circuit 7, output unit 8, temperature collection circuit 9, demonstration and button are provided with circuit 10 and power circuit 11; MCU control unit 1 respectively has an input to be connected with the output that solar voltage Acquisition Circuit 2, solar energy electric current Acquisition Circuit 3, output voltage Acquisition Circuit 5, charging current Acquisition Circuit 6, cell voltage Acquisition Circuit 7, temperature collection circuit 9, demonstration and button are provided with circuit 10, power circuit 11 respectively; The output of MCU control unit 1 respectively with the input of PWM drive circuit 4 with demonstration and button is provided with the input of circuit 10 and the control end of output unit 8 is connected; The output of PWM drive circuit 4 is connected with the input of metal-oxide-semiconductor.The input of described accessory power supply 11 is connected with the output of energy-storage battery 12.
In the present embodiment:
Fig. 2 a, Fig. 2 b, Fig. 2 c, Fig. 2 d and Fig. 2 e forming circuit major loop, comprise among the figure: resistance R 1, R2, R3, R4, R5, R6, R7, R8, R9, R45, capacitor C 1, C2, C3, C4, C5, C17, C18, electrochemical capacitor EC1, EC2, EC3, diode D1, D2, D3, D7, D8, triode Q11, metal-oxide-semiconductor Q8, chip U1, U2, U3, fuse F1, F2, piezo-resistance ZNR1, coil T1, amplifying circuit IC2A, IC1A, IC1B, relay R EL1, and interface CON1, CON2, CON3, CON5.Wherein, interface CON2 connects storage battery, and interface CON2 connects thermistor, and interface CON5 connects load.
With reference to Fig. 2 a, Fig. 2 c, described solar voltage Acquisition Circuit 2 is by resistance R 3, R6, and amplifying circuit IC2A reaches capacitor C 4 and forms; Solar voltage is gathered by resistance R 3, R6 dividing potential drop and is amplified output through IC2A, and capacitor C 4 filtering obtain.Described solar energy electric current Acquisition Circuit 3 is by constantan wire R1, current processing chip U2, and capacitor C 18 is formed; The solar energy electric current is gathered by constantan wire R1 two ends and is gathered, and handles through current processing chip U2 (MAX408OS), and capacitor C 18 filtering obtain.
With reference to Fig. 2 b, Fig. 2 d, described output voltage Acquisition Circuit 5 is by resistance R 4, R7, amplifying circuit IC1B, and capacitor C 6 is formed; Output voltage is gathered by resistance R 4, R7 dividing potential drop, amplifies output through IC1B, and capacitor C 6 filtering obtain.Described charging current Acquisition Circuit 6 is by constantan wire R2 current processing chip U3, and capacitor C 17 is formed; Charging current is gathered by constantan wire R2 two ends and is gathered, and handles through current processing chip U3 (MAX408OS), and capacitor C 17 filtering obtain.Described cell voltage Acquisition Circuit 7 is by resistance R 5, R8, capacitor C 3, amplifying circuit IC1A, and capacitor C 7 is formed; Cell voltage is gathered by resistance R 5, R8 dividing potential drop, capacitor C 3 filtering, amplifies output through IC1A, and capacitor C 7 filtering obtain.
With reference to Fig. 2 d, described temperature collection circuit 9 is by resistance R 9, the thermistor that is connected with socket CON3, and capacitor C 5 is formed; Temperature acquisition is connected to ground by the 5V power supply through resistance R 9, thermistor, and thermistor and R9 link obtain through capacitor C 5 filtering.
With reference to Fig. 2 a, Fig. 2 b, this control circuit also comprises and prevents the reversal connection circuit, prevents that the reversal connection circuit from being made up of diode D1.Described output unit 8 utilizes the break-make of relay R EL1 control to load.
With reference to Fig. 3, described PWM drive circuit 4 comprises triode Q6, Q7 and Q10, resistance R 10 and R12～R16, capacitor C 8 and electric capacity EC4 and diode D4, D9; The base stage of described triode Q7 is by resistance R 13, R15 ground connection, the emitter of triode Q7 arrives ground through resistance R 14, the collector electrode of triode Q7 is connected to the base stage of triode Q6, the emitter of triode Q6 is connected to the collector electrode of triode Q7 by resistance R 12, the collector electrode of triode Q6 is connected to the base stage of triode Q10, resistance R 10 be connected across between the emitter and base stage of triode Q10 after diode D9 connects, resistance R 16 is connected across between the collector electrode and base stage of triode Q10, and triode Q10 collector electrode connects the emitter of Q6 by electric capacity EC4; The S utmost point of the external metal-oxide-semiconductor of collector electrode of triode Q10, the G utmost point of the external metal-oxide-semiconductor of triode Q10 emitter.
With reference to Fig. 4, described accessory power supply 11 is formed BUCK, Boost circuit by two chip MC34063.Comprise among the figure: resistance R 21, R22, R23, R24, R25, R26, R27, capacitor C 12, C13, C14, C15, C16, electrochemical capacitor EC5, EC6, EC8, diode D5, D6, inductance L 1, L2, chip U4, U5.
Fig. 5 a, Fig. 5 b constitute demonstration and button is provided with circuit, and described demonstration and button are provided with circuit 10 mainly by 48 alphanumeric code pipes, and three LED lamp LED1, LED2, LED3 form.Comprise among the figure: resistance R 11, R28 ∽ R44, capacitor C 11, C19, C20, C21, C22, C23, triode Q1, Q2, Q3, Q4, Q9, switch SW 1, SW2, LED lamp LED1, LED2, LED3, crystal oscillator Y1, interface CON4, charactron and IC3 and IC4.
Described MCU control unit 1 adopts the STC12C5410AD chip entire circuit to be realized functions such as collection, demonstration, button, the realization of MPPT algorithm.
In the practical application: described solar voltage Acquisition Circuit 2 is used for the voltage of solar opto-electronic board is gathered; Described solar energy electric current Acquisition Circuit 3 is used for the electric current of solar opto-electronic board is gathered; By collection, control to solar array voltage, electric current, realize track algorithm to maximum power point, realize utilization ratio maximization to solar panel.Described output voltage Acquisition Circuit 5, charging current Acquisition Circuit 6, cell voltage Acquisition Circuit 7 are respectively applied for gathers output voltage, charging current, charging voltage; Realize accurate control by collection output voltage, charging voltage, charging current to the charge parameter of energy-storage battery.Described temperature collection circuit 9 is used for the precision collection to temperature, adds the charging strategy of temperature-compensating, realizes protection and optimization control to energy-storage battery.MCU utilizes the collection to output voltage and charging current, and the duty of control PWM drive circuit is recently realized the charging modes of constant current, constant voltage, floating charge; MCU utilizes the input voltage of solar cell, the collection of electric current, and control PWM drive circuit is adjusted input power, remains the input power maximum of solar panel.
Other embodiment:
Described output unit 8 can also be realized the switch of load is controlled by metal-oxide-semiconductor or other switching devices.
The above; it only is the preferable specific embodiment of the utility model; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the scope that the utility model discloses; be equal to replacement or change according to the technical solution of the utility model and utility model design thereof, all belonged to protection range of the present utility model.
Claims (10)
1. have the solar charging/charge/discharge control circuit of MPPT maximum power point tracking, it is characterized in that: comprise that MCU control unit (1), solar voltage Acquisition Circuit (2), solar energy electric current Acquisition Circuit (3), PWM drive circuit (4), output voltage Acquisition Circuit (5), charging current Acquisition Circuit (6), cell voltage Acquisition Circuit (7), output unit (8), temperature collection circuit (9), demonstration and button are provided with circuit (10) and power circuit (11); MCU control unit (1) respectively has an input to be connected with the output that solar voltage Acquisition Circuit (2), solar energy electric current Acquisition Circuit (3), output voltage Acquisition Circuit (5), charging current Acquisition Circuit (6), cell voltage Acquisition Circuit (7), temperature collection circuit (9), demonstration and button are provided with circuit (10), power circuit (11) respectively; The output of MCU control unit (1) is provided with the input of circuit (10) with input, demonstration and the button of PWM drive circuit (4) respectively, the control end of output unit (8) is connected.
2. solar charging/the charge/discharge control circuit with MPPT maximum power point tracking according to claim 1 is characterized in that: this control circuit also comprises and prevents the reversal connection circuit, prevents that the reversal connection circuit from being made up of diode D1.
3. solar charging/the charge/discharge control circuit with MPPT maximum power point tracking according to claim 1 is characterized in that: described solar voltage Acquisition Circuit (2) is formed by amplifying chip IC 2A and capacitor C 4 and resistance R 3, R6; Described solar energy electric current Acquisition Circuit (3) is made up of current processing chip U2, constantan wire R1 and capacitor C 18.
4. solar charging/the charge/discharge control circuit with MPPT maximum power point tracking according to claim 1 is characterized in that: described PWM drive circuit (4) comprises triode Q6, Q7 and Q10, resistance R 10 and R12～R16, capacitor C 8 and electric capacity EC4 and diode D4, D9; The base stage of described triode Q7 is by resistance R 13, R15 ground connection, the emitter of triode Q7 arrives ground through resistance R 14, the collector electrode of triode Q7 is connected to the base stage of triode Q6, the emitter of triode Q6 is connected to the collector electrode of triode Q7 by resistance R 12, the collector electrode of triode Q6 is connected to the base stage of triode Q10, resistance R 10 be connected across between the emitter and base stage of triode Q10 after diode D9 connects, resistance R 16 is connected across between the collector electrode and base stage of triode Q10, and triode Q10 collector electrode connects the emitter of Q6 by electric capacity EC4; The S utmost point of the external metal-oxide-semiconductor of collector electrode of triode Q10, the G utmost point of the external metal-oxide-semiconductor of triode Q10 emitter.
5. solar charging/the charge/discharge control circuit with MPPT maximum power point tracking according to claim 1 is characterized in that: described output voltage Acquisition Circuit (5) by amplify chip IC 1B and peripheral resistance R 4, R7, capacitor C 6 is formed; Described charging current Acquisition Circuit (6) is made up of current processing chip U3 and constantan wire R2, capacitor C 17; Described cell voltage Acquisition Circuit (7) by amplify chip IC 1A and resistance R 5, R8, capacitor C 3, C7 forms.
6. solar charging/the charge/discharge control circuit with MPPT maximum power point tracking according to claim 1 is characterized in that: described temperature collection circuit (9) is made up of resistance R 9, the thermistor that is connected with socket CON3 and capacitor C 5.
7. solar charging/the charge/discharge control circuit with MPPT maximum power point tracking according to claim 1 is characterized in that: described demonstration and button are provided with circuit (10) mainly by 48 alphanumeric code pipes, and three LED lamps are formed.
8. solar charging/the charge/discharge control circuit with MPPT maximum power point tracking according to claim 1 is characterized in that: described accessory power supply (11) is made up of two voltage transitions control chip MC34063 and peripheral circuit.
9. solar charging/the charge/discharge control circuit with MPPT maximum power point tracking according to claim 1 is characterized in that: described output unit (8) is by the Single-chip Controlling relay or metal-oxide-semiconductor is connected with load, by the ON/OFF of Single-chip Controlling relay or metal-oxide-semiconductor control load.
10. solar charging/the charge/discharge control circuit with MPPT maximum power point tracking according to claim 1 is characterized in that: described MCU control unit (1) is made of singlechip chip and peripheral circuit thereof; The model of described singlechip chip is STC12C5410AD.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205142129U CN201854045U (en) | 2010-08-31 | 2010-08-31 | Solar charging/discharging control circuit with maximum power point tracking structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205142129U CN201854045U (en) | 2010-08-31 | 2010-08-31 | Solar charging/discharging control circuit with maximum power point tracking structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201854045U true CN201854045U (en) | 2011-06-01 |
Family
ID=44096425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205142129U Expired - Fee Related CN201854045U (en) | 2010-08-31 | 2010-08-31 | Solar charging/discharging control circuit with maximum power point tracking structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201854045U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103176500A (en) * | 2011-12-26 | 2013-06-26 | 比亚迪股份有限公司 | Maximum power tracking method for solar cell |
| CN103457341A (en) * | 2013-07-30 | 2013-12-18 | 安徽四创电子股份有限公司 | Photovoltaic energy-saving controller of communication base station |
| CN104426473A (en) * | 2013-09-03 | 2015-03-18 | 深圳市金威源科技股份有限公司 | Solar photovoltaic system control method and device |
| CN106295916A (en) * | 2016-10-10 | 2017-01-04 | 江苏百瑞自动化科技有限公司 | A kind of photovoltaic power station component environment power prognoses system |
| CN107221992A (en) * | 2017-07-27 | 2017-09-29 | 许文远 | A kind of charging and discharging control system |
| CN108521166A (en) * | 2018-04-23 | 2018-09-11 | 西南大学 | A kind of MPPT charging systems and the implementation method that charges |
| WO2019136879A1 (en) * | 2018-01-15 | 2019-07-18 | 东汉太阳能无人机技术有限公司 | Mppt controller and power supply system provided with controller |
-
2010
- 2010-08-31 CN CN2010205142129U patent/CN201854045U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103176500A (en) * | 2011-12-26 | 2013-06-26 | 比亚迪股份有限公司 | Maximum power tracking method for solar cell |
| CN103176500B (en) * | 2011-12-26 | 2015-05-13 | 比亚迪股份有限公司 | Maximum power tracking method for solar cell |
| CN103457341A (en) * | 2013-07-30 | 2013-12-18 | 安徽四创电子股份有限公司 | Photovoltaic energy-saving controller of communication base station |
| CN104426473A (en) * | 2013-09-03 | 2015-03-18 | 深圳市金威源科技股份有限公司 | Solar photovoltaic system control method and device |
| CN104426473B (en) * | 2013-09-03 | 2018-06-15 | 深圳市金威源科技股份有限公司 | A kind of solar energy photovoltaic system control method and control device |
| CN106295916A (en) * | 2016-10-10 | 2017-01-04 | 江苏百瑞自动化科技有限公司 | A kind of photovoltaic power station component environment power prognoses system |
| CN107221992A (en) * | 2017-07-27 | 2017-09-29 | 许文远 | A kind of charging and discharging control system |
| WO2019136879A1 (en) * | 2018-01-15 | 2019-07-18 | 东汉太阳能无人机技术有限公司 | Mppt controller and power supply system provided with controller |
| CN108521166A (en) * | 2018-04-23 | 2018-09-11 | 西南大学 | A kind of MPPT charging systems and the implementation method that charges |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201854045U (en) | Solar charging/discharging control circuit with maximum power point tracking structure | |
| CN201854046U (en) | Wireless communication type solar charge or discharge control circuit | |
| CN202134942U (en) | Wind-light complementary energy storage power supply control system | |
| CN203933499U (en) | A kind of solar energy wrist-watch | |
| CN103219765B (en) | Photovoltaic charging controller | |
| CN204391848U (en) | A kind of solar charging controller for electric consumption | |
| CN201383693Y (en) | Solar charge/discharge controller | |
| CN204089271U (en) | A kind of solar energy power generating intelligent charger | |
| CN203883538U (en) | Intelligent nickel-hydrogen battery charger | |
| CN104265593B (en) | Wind-solar complementary water lifting device free of storage battery | |
| CN203690980U (en) | Solar rapid charging control system | |
| CN201690251U (en) | Storage battery charging circuit based on photovoltaic power generation | |
| CN202737786U (en) | Solar energy power supply and wireless sensing node using the same | |
| CN107401720A (en) | One kind carries stand-by power supply solar LED street lamp | |
| CN204179943U (en) | A kind of photovoltaic generating system bidirectional DC-DC converter based on DSP | |
| CN202815530U (en) | Intelligent greenhouse environment monitoring system based on solar power supply | |
| CN202587502U (en) | Control-driven system for lithium-battery photovoltaic LED | |
| CN204030725U (en) | A kind of Three-in-one miniature intelligent power distribution control system | |
| CN202997620U (en) | High efficiency low consumption field emergency solar energy power supply management system | |
| CN2579064Y (en) | Solar controller | |
| CN204947684U (en) | A kind of MPPT boosting solar electric vehicle charge controller | |
| CN203336445U (en) | Intelligent photovoltaic LED lighting device | |
| CN204968161U (en) | Controller of solar LED (Light emitting diode) street lamp | |
| CN209462066U (en) | A kind of small-power wind and light complementary road lamp controller | |
| CN202856434U (en) | Load charging circuit of photovoltaic MPPT controller |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: GUANGDONG REAL-DESIGN INTELLIGENT TECHNOLOGY CO., Free format text: FORMER NAME: FOSHAN SHUNDE REALDESIGN ELECTRONICS INDUSTRY CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 528300 Shunde, Guangdong, Daliang Industrial Park, Fengxiang, Xiang Xiang Road, No. 1 Patentee after: GUANGDONG REAL-DESIGN INTELLIGENT TECHNOLOGY CO., LTD. Address before: 528300 Guangdong province Foshan city Shunde District Daliang Industrial Park Fengxiang Huaye Road No. 1 Patentee before: Foshan Shunde Realdesign Electronics Industry Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110601 Termination date: 20150831 |
|
| EXPY | Termination of patent right or utility model |