CN105101566A - Boosting constant current solar street lamp controller - Google Patents
Boosting constant current solar street lamp controller Download PDFInfo
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- CN105101566A CN105101566A CN201510552022.3A CN201510552022A CN105101566A CN 105101566 A CN105101566 A CN 105101566A CN 201510552022 A CN201510552022 A CN 201510552022A CN 105101566 A CN105101566 A CN 105101566A
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Abstract
The invention provides a boosting constant current solar street lamp controller which comprises a micro controller unit (MCU) singlechip, an MCU voltage stabilization power supply, a storage battery, a solar panel charging module, a solar voltage detection module, a storage battery voltage detection module, a load driving module, a working state indication module, an environment temperature detection module, a crystal oscillator module and a manual switch, wherein the MCU singlechip is used for generating a pulse width modulation (PWM) signal representing the capacity of the storage battery according to a signal acquired by the storage battery voltage detection module and the environment temperature detection module, and the load driving module is used for automatically adjusting the output current of the storage battery according to the PWM signal and achieving automatic adjustment on the power of a load. In the boosting constant current solar street lamp controller provided by the invention, by detecting the capacity signal of the storage battery, the load driving module is used for automatically adjusting the output power of the load driving module according to the capacity signal of the storage battery, and thus, the service life of the storage battery can be effectively prolonged.
Description
Technical field
The present invention relates to the control circuit technical field of solar street light, particularly relate to a kind of voltage increase and current constant solar street lamp controller.
Background technology
At present, the power output of the load driving circuits of solar street lamp controller is normally fixing, and do not consider the impact that the actual working environment of storage battery causes battery capacity, storage battery itself is easily damaged, and cause shorten useful life, add the use cost of user.
For solving the problems of the technologies described above, need to provide a kind of voltage increase and current constant solar street lamp controller.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of voltage increase and current constant solar street lamp controller; by arranging the capacity signal of ambient temperature detection module and battery tension detection module acquisition storage battery; automatically the power output of load driver module is adjusted according to described capacity signal; not only protect storage battery, and can the normal luminous of proof load street lamp.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is to provide a kind of voltage increase and current constant solar street lamp controller, comprising: MCU single-chip microcomputer, MCU stabilized voltage power supply, storage battery, solar panel charging module, solar panels voltage detecting template, battery tension detection module, load driver module, operating state indicating module, ambient temperature detection module, crystal oscillator module, hand switch;
MCU single-chip microcomputer electrical connection MCU stabilized voltage power supply, storage battery, solar panel charging module, solar panels voltage detecting template, battery tension detection module, load driver module, operating state indicating module, ambient temperature detection module, crystal oscillator module, hand switch, MCU stabilized voltage power supply electrical connection solar panel charging module, solar panels voltage detecting template, operating state indicating module, storage battery connects solar panel charging module, solar panels voltage detecting template, battery tension detection module, load driver module;
Solar panel charging module installation has solar panels, for being charge in batteries, described crystal oscillator module is used for the time reference as MCU single-chip microcomputer, described hand switch electrical connection MCU single-chip microcomputer, for manually booting or turning off load driver module, the signal that MCU single-chip microcomputer obtains according to battery tension detection module and ambient temperature detection module generates the PWM pulse-width signal characterizing battery capacity, load driver module adjusts storage battery output current automatically according to described PWM pulse-width signal, realizes the power of adjustment load automatically.
Preferred described load driver module comprises: voltage increase and current constant type LED drived control IC, current regulating circuit, electric current adopt circuit, load switching circuit, voltage increase and current constant type LED drived control IC is electrically connected current regulating circuit, electric current adopts circuit, load switching circuit, MCU single-chip microcomputer, storage battery, electric current adopts circuit electrical connection current regulating circuit and storage battery, current regulating circuit electrical connection load switching circuit, load switching circuit electrical connection MCU single-chip microcomputer.
Described voltage increase and current constant solar street lamp controller, comprise further: electricity storage preventing pond power supply pours in down a chimney solar panels module, described electricity storage preventing pond power supply pours in down a chimney solar panels module electrical connection MCU single-chip microcomputer, MCU stabilized voltage power supply, solar panel charging module, described electricity storage preventing pond power supply pour in down a chimney solar panels module for prevent solar panel charging module to battery charging current lower than predetermined value time, battery current pours in down a chimney solar panel charging module.
Described MCU single-chip microcomputer is the single-chip microcomputer of atmega88 series.
Described voltage increase and current constant solar street lamp controller comprises further: remote control arranges module and RCI, and remote control arranges module and RCI is electrically connected MCU single-chip microcomputer and MCU stabilized voltage power supply.
Described remote control arranges module and comprises infrared remote receiver and infrared transmitter, infrared remote receiver electrical connection MCU single-chip microcomputer and MCU stabilized voltage power supply, and infrared transmitter and infrared remote receiver are by infrared transmission data.
Be different from the situation of prior art, a kind of voltage increase and current constant solar street lamp controller provided by the invention, the beneficial effect reached is: the useful life extending storage battery, reduces the use cost of user, further, multiple functional, intuitively easy to use.
Accompanying drawing explanation
Fig. 1 is the circuit structure block diagram of the first preferred embodiment of a kind of voltage increase and current constant solar street lamp controller of the present invention;
Fig. 2 is the circuit modular structure schematic diagram of a preferred embodiment of the load driver module 7 of voltage increase and current constant solar street lamp controller in Fig. 1;
Fig. 3 is the electrical block diagram of the load driver module 7 shown in Fig. 2;
Fig. 4 is the electrical block diagram that the electricity storage preventing pond power supply of voltage increase and current constant solar street lamp controller in Fig. 1 pours in down a chimney a preferred embodiment of solar panels module 12.
Embodiment
Below in conjunction with diagram, technical scheme of the present invention is described in detail.
Shown in Figure 1, the present embodiment voltage increase and current constant solar street lamp controller comprises MCU single-chip microcomputer 1, MCU stabilized voltage power supply 2, storage battery 3, solar panel charging module 4, solar panels voltage detecting template 5, battery tension detection module 6, load driver module 7, operating state indicating module 8, ambient temperature detection module 9, crystal oscillator module 10, hand switch 11, electricity storage preventing pond power supply pours in down a chimney solar panels module 12, remote control arranges module 13 and RCI 14.
In the present embodiment, MCU single-chip microcomputer 1 is electrically connected MCU stabilized voltage power supply 2, storage battery 3, solar panel charging module 4, solar panels voltage detecting template 5, battery tension detection module 6, load driver module 7, operating state indicating module 8, ambient temperature detection module 9, crystal oscillator module 10, hand switch 11, electricity storage preventing pond power supply pours in down a chimney solar panels module 12, remote control arranges module 13 and RCI 14, MCU stabilized voltage power supply 2 is electrically connected solar panel charging module 4, solar panels voltage detecting template 5, operating state indicating module 8, electricity storage preventing pond power supply pours in down a chimney solar panels module 12, remote control arranges module 13 and RCI 14, storage battery 3 is electrically connected solar panel charging module 4, solar panels voltage detecting template 5, battery tension detection module 6, load driver module 7, electricity storage preventing pond power supply pours in down a chimney solar panels module 12 and is electrically connected with solar panel charging module 4.
Solar panel charging module 4 is provided with solar panels, for charging for storage battery 3; Crystal oscillator module 10, for the time reference as MCU single-chip microcomputer 1, such as, requires solar LED street lamp bright light 8 hours every night, by crystal oscillator module 10 timing, for setting the operating time length of load driver module 7.Hand switch 11 is electrically connected MCU single-chip microcomputer 1, for manually booting or turning off load driver module 7.The signal that MCU single-chip microcomputer 1 obtains according to battery tension detection module 6 and ambient temperature detection module 9 generates the PWM pulse-width signal characterizing battery capacity, load driver module 7 adjusts storage battery 3 output current automatically according to PWM pulse-width signal, realizes the power of adjustment load automatically.
The present embodiment first beneficial effect is: the signal of sign storage battery 3 capacity that load driver module 7 can obtain according to battery tension detection module 6 and ambient temperature detection module 9 adjusts the power of load LED lamp automatically, the Reasonable adjustment of the power output of load driver module 7 is made to contribute to preventing from damaging storage battery 3, extend the useful life of storage battery 3, and can the normal bright light of proof load LED.
The structure of the preferred embodiment of load driver module 7 please refer to shown in Fig. 2 and Fig. 3, load driver module 7 comprises voltage increase and current constant type LED drived control IC71, current regulating circuit 72, electric current adopts circuit 73, load switching circuit 74, voltage increase and current constant type LED drived control IC71 is electrically connected current regulating circuit 72, electric current adopts circuit 73, load switching circuit 74, MCU single-chip microcomputer 1, storage battery 3, electric current adopts circuit 73 to be electrically connected current regulating circuit 72 and storage battery 3, current regulating circuit 72 is electrically connected load switching circuit 74, load switching circuit 74 is electrically connected MCU single-chip microcomputer 1.Current sampling circuit 73 collect the output current of storage battery 3 after active feedback to voltage increase and current constant type LED drived control IC71, voltage increase and current constant type LED drived control IC71 generates PWM pulse-width signal according to the capacity signal of described current value and storage battery, and then regulate the output current of storage battery 3, and then the power of regulating load.
Please further referring to Fig. 3, in figure 3, load driver module 7 mainly leans on the field effect transistor Q13 of Q12 and the IRF3710 model of the field effect transistor of FQP55N10 model to complete the pulse-width regulated of HF switch, realize the adjustment to solar street light work, by according to the detection of storage battery 3 capacity and then the output current value of adjustment storage battery 3, the flying power of storage battery 3 effectively can be extended.
Second effective effect of the present embodiment is: when electricity storage preventing pond power supply pours in down a chimney solar panels module 12 for preventing solar panel charging module 4 pairs of storage battery 3 charging currents lower than predetermined value, particularly night or weather dim when, the current value of solar panel charging module 4 is zero substantially, the electricity storage preventing pond power supply arranged pours in down a chimney solar panels module 12 and can effectively prevent storage battery 3 electric current from pouring in down a chimney solar panel charging module 4, causes the electricity of storage battery 3 not enough and causes lighting time not enough.
As shown in Figure 4, the present embodiment preferred electricity storage preventing pond power supply pours in down a chimney the field effect transistor that solar panels module 12 have employed the IRF3205 model of the NPN type low-power transistor of two S9013 models, the positive-negative-positive low-power transistor of a S9012 model and a high efficient and reliable, wherein, IORPV is for connecting solar panel charging module 4, VCC1 is owing to connecting MCU stabilized voltage power supply 2, GHG1 for connecting MCU single-chip microcomputer 1.The electricity storage preventing pond power supply of this circuit structure pours in down a chimney solar panels module 12 and can effectively prevent storage battery 3 electric current from pouring in down a chimney solar panel charging module 4, causes the electricity of storage battery 3 not enough.
3rd beneficial effect of the present embodiment is: only remote control need be used to arrange setting that module 13 can complete the voltage increase and current constant solar street lamp controller to the present embodiment, makes intuitively easy to use.Remote control arranges module 13 and preferably includes infrared remote receiver 131 and infrared transmitter 132, and infrared remote receiver 131 is electrically connected MCU single-chip microcomputer 1 and MCU stabilized voltage power supply 2, and infrared transmitter 132 and infrared remote receiver 131 are by infrared transmission data.Infrared remote receiver 131 is included in the switching circuit of solar street light, and for the startup of control switch and closed, infrared transmitter 132 is controlled by use user.
In the present embodiment, MCU single-chip microcomputer 1 preferably adopts the single-chip microcomputer of atmega88 series.
Certainly; in other embodiments of the invention, load driver module 7 can adopt other forms of control circui to export to the power of load LED street lamp, and MCU single-chip microcomputer 1 also can the single-chip microcomputer of other models; as long as said function of the present invention can be reached, all within protection scope of the present invention.Electricity storage preventing pond power supply pours in down a chimney solar panels module 12, remote control arranges module 13 and RCI 14 is not of the present inventionly must to have, just the preferred embodiments of the present invention.
In summary, the voltage increase and current constant solar street lamp controller of the first embodiment of the present invention, multiple functional, intuitively easy to operate, and there is perfect accumulator protecting function.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure utilizing specification of the present invention and accompanying drawing content to do, or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (6)
1. a voltage increase and current constant solar street lamp controller, it is characterized in that, comprising: MCU single-chip microcomputer, MCU stabilized voltage power supply, storage battery, solar panel charging module, solar panels voltage detecting template, battery tension detection module, load driver module, operating state indicating module, ambient temperature detection module, crystal oscillator module, hand switch;
MCU single-chip microcomputer electrical connection MCU stabilized voltage power supply, storage battery, solar panel charging module, solar panels voltage detecting template, battery tension detection module, load driver module, operating state indicating module, ambient temperature detection module, crystal oscillator module, hand switch, MCU stabilized voltage power supply electrical connection solar panel charging module, solar panels voltage detecting template, operating state indicating module, storage battery connects solar panel charging module, solar panels voltage detecting template, battery tension detection module, load driver module;
Solar panel charging module installation has solar panels, for being charge in batteries, described crystal oscillator module is used for the time reference as MCU single-chip microcomputer, described hand switch electrical connection MCU single-chip microcomputer, for manually booting or turning off load driver module, the signal that MCU single-chip microcomputer obtains according to battery tension detection module and ambient temperature detection module generates the PWM pulse-width signal characterizing battery capacity, load driver module adjusts storage battery output current automatically according to described PWM pulse-width signal, realizes the power of adjustment load automatically.
2. voltage increase and current constant solar street lamp controller according to claim 1, it is characterized in that, described load driver module comprises: voltage increase and current constant type LED drived control IC, current regulating circuit, current sampling circuit, load switching circuit, voltage increase and current constant type LED drived control IC is electrically connected current regulating circuit, current sampling circuit, load switching circuit, MCU single-chip microcomputer, storage battery, current regulating circuit electrical connection current sampling circuit and storage battery, current regulating circuit electrical connection load switching circuit, load switching circuit electrical connection MCU single-chip microcomputer.
3. voltage increase and current constant solar street lamp controller according to claim 1 and 2, it is characterized in that, comprise further: electricity storage preventing pond power supply pours in down a chimney solar panels module, described electricity storage preventing pond power supply pours in down a chimney solar panels module electrical connection MCU single-chip microcomputer, MCU stabilized voltage power supply, solar panel charging module, described electricity storage preventing pond power supply pour in down a chimney solar panels module for prevent solar panel charging module to battery charging current lower than predetermined value time, battery current pours in down a chimney solar panel charging module.
4. according to claim voltage increase and current constant solar street lamp controller according to claim 3, it is characterized in that, MCU single-chip microcomputer is the single-chip microcomputer of atmega88 series.
5. voltage increase and current constant solar street lamp controller according to claim 3, is characterized in that, comprise further: remote control arranges module and RCI, and remote control arranges module and RCI is electrically connected MCU single-chip microcomputer and MCU stabilized voltage power supply.
6. voltage increase and current constant solar street lamp controller according to claim 5, it is characterized in that, remote control arranges module and comprises infrared remote receiver and infrared transmitter, infrared remote receiver electrical connection MCU single-chip microcomputer and MCU stabilized voltage power supply, and infrared transmitter and infrared remote receiver are by infrared transmission data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510552022.3A CN105101566A (en) | 2015-08-31 | 2015-08-31 | Boosting constant current solar street lamp controller |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510552022.3A CN105101566A (en) | 2015-08-31 | 2015-08-31 | Boosting constant current solar street lamp controller |
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| CN105101566A true CN105101566A (en) | 2015-11-25 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108964242A (en) * | 2018-09-06 | 2018-12-07 | 深圳硕日新能源科技有限公司 | A kind of solar controller |
| CN112996181A (en) * | 2021-02-07 | 2021-06-18 | 福建师范大学 | Automatic power adjusting method for constant-current driving type LED |
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| CN203399372U (en) * | 2013-08-21 | 2014-01-15 | 温州大学 | Solar energy LED street lamp controller for sensing weather |
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2015
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Patent Citations (5)
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| CN201781293U (en) * | 2010-06-01 | 2011-03-30 | 青岛天盈华智科技有限公司 | Intelligent solar charge-discharge controller |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108964242A (en) * | 2018-09-06 | 2018-12-07 | 深圳硕日新能源科技有限公司 | A kind of solar controller |
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| CN112996181A (en) * | 2021-02-07 | 2021-06-18 | 福建师范大学 | Automatic power adjusting method for constant-current driving type LED |
| CN112996181B (en) * | 2021-02-07 | 2023-04-07 | 福建师范大学 | Automatic power adjusting method for constant-current driving type LED |
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