CN202042913U - Solar charging and discharging controller - Google Patents
Solar charging and discharging controller Download PDFInfo
- Publication number
- CN202042913U CN202042913U CN2010202372928U CN201020237292U CN202042913U CN 202042913 U CN202042913 U CN 202042913U CN 2010202372928 U CN2010202372928 U CN 2010202372928U CN 201020237292 U CN201020237292 U CN 201020237292U CN 202042913 U CN202042913 U CN 202042913U
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- solar
- controller
- charging
- storage battery
- discharging
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Abstract
The utility model discloses a solar charging and discharging controller, which comprises a charging circuit, a discharging circuit, a solar controller, a solar charging and discharging controller, a protecting circuit, a sound and alarm signal and a state display, wherein the solar controller is connected with the charging circuit and the discharging circuit and is used for controlling the charging and discharging states of a storage battery; the solar charging and discharging controller is connected with the input of the solar controller and is used for setting keys of the discharging time of the storage battery; the protecting circuit is connected with the input of the solar controller and is used for protecting the overcharging and the over-discharging of the storage battery; the sound and alarm signal is connected with the input of the solar controller and is used for alarming the charging state corresponding to a sound signal when the storage battery is positioned in a low electric quantity and medium electric quantity and is saturated; and the state display is connected with the output of the solar controller and is used for displaying work information of the storage battery. According to the solar charging and discharging controller, the charging and the discharging can be effectively and accurately controlled, the certain effect for prolonging the service life of the storage battery is achieved, and the comprehensive use cost of a photovoltaic system can be reduced.
Description
Technical field
The utility model relates to a kind of solar charging/discharging controller, particularly relates to the control that discharges and recharges of a kind of programmable controller MCU.
Background technology
Along with environmental protection and using energy source control more and more come into one's own, new forms of energy electronic products such as solar charger also step into the scale application market gradually.Science and technology immediately following recent technological advances trend, provides comprehensive technical support at the more recent application field all the time as the most professional domestic reverse technical research base.Crucial is the design of Controller of accumulator cell charging and discharging, as long as the charging and discharging of accumulator design of Controller got well, to useful life of storage battery be very favorable.Otherwise then the infringement to storage battery is very disadvantageous.At present, storage battery discharges and recharges control and mainly realizes accumulator cell charging and discharging control by electromagnetic relay, the utility model patent has been done improvement on this basis, be electromagnetic relay to be substituted with the semiconductor switch pipe and by the Single-chip Controlling mode, solar energy adopts advanced multistage charging control mode to the charging of storage battery, make to the charging control of storage battery more perfect and reasonable, working stability is reliable, but circuit is complicated by contrast, and relates to highly professional software programming.
Summary of the invention
Technical problem to be solved in the utility model is, a kind of design of solar charging/discharging controller is provided, its control mode is to adopt power positive end to bring in the control of carrying out solar charging/discharging as public, be respectively equipped with solar cell ground, storage battery ground and load ground, thereby reach purpose solar energy equipment control.Be mainly used in the environment such as accumulator cell charging and discharging control of photovoltaic generating system.
The utility model patent is mainly by alarm signal, programmable controller MCU, and electric power loop, the protection loop, charge circuit, discharge loop, state show and charging shows, through experimental results show that it has higher fail safe and steadiness, and realize easily.
This solar charging/discharging controller; it is characterized in that; include: by charge circuit and discharge loop; control the controller for solar of the charge and discharge state of storage battery with charge circuit being used to of being connected with discharge loop; the button that being used to of being connected with the input of controller for solar is provided with the discharge time of storage battery is provided with the solar charging/discharging controller of formation, and being used to of being connected with the input of controller for solar protected accumulator super-charge and cross the protection loop of putting; and being used for of being connected with the input of controller for solar reports to the police and storage battery hangs down electric weight; in the sound and the alarm signal of corresponding charged state of electric weight and the voice signal when full; and being used to of being connected with the output of controller for solar shows that the state of the job information of storage battery shows.
Description of drawings
Fig. 1 is a system construction drawing of the present utility model
Fig. 2 is provided with and the voltage sample circuit schematic diagram warning of the present utility model, time
Fig. 3 is the led state displayed map of Single-chip Controlling principle of the present utility model and storage battery
Fig. 4 is an accumulator cell charging and discharging control main circuit diagram of the present utility model
Wherein:
1: controller for solar MCU 2: the button setting
3: protection loop 4: the sound of corresponding charged state and alarm signal
5: state shows 6: charging shows
8: charge circuit 9: discharge loop
10: charged state shows 11: load condition shows
12: photovoltaic battery panel terminal 13: accumulator terminal
14: face terminals
Embodiment
Provide specific embodiment below in conjunction with accompanying drawing, further specify solar charging/discharging controller of the present utility model and how to realize.
Below by specific embodiment the utility model patent is described in further detail, following utility model patent is descriptive, is not determinate, can not limit the protection range of the utility model patent with this.
The solar charging/discharging controller of utility model is by charge circuit (8) and discharge loop (9); control the controller for solar (1) of the charge and discharge state of storage battery with charge circuit (8) being used to of being connected with discharge loop (9); being used to of being connected with the input of controller for solar (1) is provided with the solar charging/discharging controller that the button setting (2) of the discharge time of storage battery constitutes; and being used to of being connected with the input of controller for solar (1) protect accumulator super-charge and cross the protection loop (3) of putting; and being used for of being connected with the input of controller for solar (1) reports to the police and storage battery hangs down electric weight; in the sound and the alarm signal (4) of corresponding charged state of electric weight and the voice signal when full; and being used to of being connected with the output of controller for solar (1) shows that the state of the job information of storage battery shows (5); make the effectively control charging and discharging of accumulator of whole solar charging/discharging controller, can effectively improve storage battery useful life.
The special design of this circuit shows through above-mentioned finite element modelling contact analysis result, owing to can realize the control of whole solar charging/discharging according to the different solar cell ground of control, storage battery ground and load ground.
As shown in Figure 1, it is system construction drawing of the present utility model, described programmable controller MCU adopts industrial single-chip microcomputer PIC16F684, described solar panel terminal (12), accumulator terminal (13), face terminals (14) are respectively the external cabling terminal, with coupling together of its input-output system that will control.
As shown in Figure 2, described warning, time setting and voltage sample circuit comprise systematic protection, report to the police, discharge and recharge setting and the voltage sampling of time.The termination of described alarm circuit SG1 the end of diode D10, capacitor C 10, C12 are together in series and directly receive storage battery ground, the receive the report for police service other end of loop SG1 of the tie point of capacitor C 10, C12, the other end of diode D10 is connected to 5 pin of single-chip microcomputer, the described time is provided with one of S1 switch and terminates to VDD5V voltage, and the other end is directly received 11 pin of single-chip microcomputer.The protection model of described system is 470KD10, directly is parallel to the two ends of photovoltaic battery panel, is respectively a termination VCC, and the other end is received the ground of photovoltaic battery panel.Described voltage sampling resistor R19, the R18 termination storage battery ground that is together in series, the other end is received power supply VCC, and their tie point is directly received 9 pin of single-chip microcomputer.
As shown in Figure 3, the led state of described Single-chip Controlling principle and storage battery shows to include and is used for reporting to the police and the low electric weight LED 1 of storage battery, middle electric weight LED 2 and Full Charge Capacity LED 3, described state shows that (5) include storage battery is that the charging that is operated in charged state LED 4 and discharge condition LED 5 shows (6), and the low electric weight LED 1 that is used to show charging, the charged state of middle electric weight LED 2 and Full Charge Capacity LED 3 shows (10), and the low electric weight LED1 that is used to show load condition, the charged state of middle electric weight LED2 and Full Charge Capacity LED3 shows (11).
As shown in Figure 4, described accumulator cell charging and discharging control main circuit includes charge circuit and discharge loop, described charge circuit (8) comprising: the base stage of single-chip microcomputer 2 pin and triode T12 in the controller for solar (1), one end of resistance R 29 links to each other, the other end of resistance R 29 links to each other with the anode of diode D14, the negative electrode of diode D14 is linked the anodal VCC of power supply, by field effect transistor T6, T8, triode T1 and T12, the circuit that capacitor C 11 is formed charges to storage battery, and described microcontroller power supply is by diode D4, triode T4, the circuit of forming with triode T10 provides; Described discharge loop is an end that is connected to resistance R 6 by VCC, the other end of resistance R 6 is received the end of diode D9, the other end of diode D9 is connected to the base stage of triode T5, the grid G of field effect transistor T11 is connected to the collector electrode of triode T5 by resistance R 35, the emitter of triode T5 is connected to an end of the drain D of field effect transistor T11 and resistance R 15 and is connected to load ground, resistance R 15, the tie point of R16 is received 10 pin of single-chip microcomputer, the source S of field effect transistor T11 is directly received the ground end of storage battery, described discharge loop (9) is by triode T3 and T5, field effect transistor T11 constitutes, and is switched on or switched off load by Single-chip Controlling.
Described microcontroller power supply is an end that is connected to diode D4 by VCC, the other end is by receiving the collector electrode of triode T4, one of resistance R 17 terminates to diode D4, the other end is received the base stage of triode T4, the emitter of triode T4 is connected to an end of resistance R 12 and the collector electrode of triode T10, the base stage of triode T10 is connected to the other end of resistance R 12 and the end of voltage-stabiliser tube D6, the other end of voltage-stabiliser tube D6 is directly received storage battery ground, and the emitter of triode T10 is directly received the power voltage terminal of single-chip microcomputer.
Described button setting (2) is provided with by button S1, divide long by with short by entering or withdraw from programming state, the button setting can be set to night mode, dusk to morning pattern or close the function at night, and the time of connecting load and the setting of light-operated point can also be set under pattern or the night mode in dusk to morning.
From the above mentioned; what the utility model patent was applicable to the batteries that is useful for solar photovoltaic generation system discharges and recharges control and the control of other accumulator cell charging and discharging; be used for protecting the useful life of storage battery; avoid energy source overcharging from solar panel; reach the over-discharge can that load running causes; charge characteristic comprises several stages, and controller can be regulated charging voltage, auto thermal compensation automatically according to ambient temperature, can realize that button carries out the length control of time.
Claims (4)
1. solar charging/discharging controller; it is characterized in that; include: by charge circuit (8) and discharge loop (9); control the controller for solar (1) of the charge and discharge state of storage battery with charge circuit (8) being used to of being connected with discharge loop (9); being used to of being connected with the input of controller for solar (1) is provided with the solar charging/discharging controller that the button setting (2) of the discharge time of storage battery constitutes, and being used to of being connected with the input of controller for solar (1) protected accumulator super-charge and cross the protection loop (3) of putting; and being used for of being connected with the input of controller for solar (1) reports to the police and storage battery hangs down electric weight; in the sound and the alarm signal (4) of corresponding charged state of electric weight and the voice signal when full; and being used to of being connected with the output of controller for solar (1) shows that the state of the job information of storage battery shows (5).
2. solar charging/discharging controller according to claim 1, it is characterized in that, described state shows that (5) include storage battery is that the charging that is operated in charged state LED4 and discharge condition LED5 shows (6), and be used for showing that low electric weight LED1, the electric weight LED2 of charging and the charged state of saturated LED3 show (10), and be used for showing that low electric weight LED1, the electric weight LED2 of load condition and the charged state of saturated LED3 show (11).
3. solar charging/discharging controller according to claim 1, it is characterized in that, described charge circuit (8) comprising: single-chip microcomputer 2 pin link to each other with the base stage of triode T12, an end of resistance R 29 in the controller for solar (1), the other end of resistance R 29 links to each other with the anode of diode D14, the negative electrode of diode D14 is linked the anodal VCC of power supply, by field effect transistor T6, T8, the circuit that triode T1 and T12, capacitor C 11 are formed charges to storage battery, and described microcontroller power supply is provided by the circuit that diode D4, triode T4 and triode T10 form.
4. solar charging/discharging controller according to claim 1 is characterized in that, described discharge loop (9) is made of triode T3 and T5, field effect transistor T11, is switched on or switched off load by Single-chip Controlling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202372928U CN202042913U (en) | 2010-06-25 | 2010-06-25 | Solar charging and discharging controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202372928U CN202042913U (en) | 2010-06-25 | 2010-06-25 | Solar charging and discharging controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202042913U true CN202042913U (en) | 2011-11-16 |
Family
ID=44970338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202372928U Expired - Fee Related CN202042913U (en) | 2010-06-25 | 2010-06-25 | Solar charging and discharging controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202042913U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103779880A (en) * | 2012-10-24 | 2014-05-07 | 神讯电脑(昆山)有限公司 | Solar charger with electric quantity display and temperature protection |
| CN105098887A (en) * | 2015-07-20 | 2015-11-25 | 苏州富德莱光电科技有限公司 | Solar cell charging and discharging controller |
-
2010
- 2010-06-25 CN CN2010202372928U patent/CN202042913U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103779880A (en) * | 2012-10-24 | 2014-05-07 | 神讯电脑(昆山)有限公司 | Solar charger with electric quantity display and temperature protection |
| CN105098887A (en) * | 2015-07-20 | 2015-11-25 | 苏州富德莱光电科技有限公司 | Solar cell charging and discharging controller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111116 Termination date: 20120625 |