CN201830514U - Solar controller - Google Patents
Solar controller Download PDFInfo
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- CN201830514U CN201830514U CN2010205337061U CN201020533706U CN201830514U CN 201830514 U CN201830514 U CN 201830514U CN 2010205337061 U CN2010205337061 U CN 2010205337061U CN 201020533706 U CN201020533706 U CN 201020533706U CN 201830514 U CN201830514 U CN 201830514U
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Abstract
The utility model discloses a solar controller, which consists of a photovoltaic input circuit, a storage battery voltage sampling circuit, a temperature compensation circuit, a control circuit, a display/indication circuit, an output circuit, a charging circuit and protection circuits. A singlechip is adopted to adjust and control the charging circuit and a discharging circuit through a semiconductor field-effect tube; a piezoresistor, a diode, a self-recovering protective tube and the like constitute various protection circuits; and the charging and discharging processes and the light turning on and turning off processes are intelligently controlled by a microcomputer, the light is turned on automatically in darkness, and is turned off automatically in the daytime or at fixed time, and manual operation is not needed. The solar controller has simple structure, is suitable for charging and discharging high-power solar storage batteries, and has long service life, safe and stable performance, low cost, wide application scope and good practical value.
Description
Technical field
The utility model relates to the Application of Solar Energy field, is specifically related to a kind of controller for solar.
Background technology
At present, the Application of Solar Energy fast development is used for solar street light, garden lamp, Lawn lamp of the solar power station of electric power and illumination etc.Solar lighting is to be the energy with solar energy, the usefulness in evening of charging daytime, and dispense with outer connecting power, safe and reliable, green energy conservation, one of key technology of solar lighting is exactly a controller for solar.
Storage battery is the direct current that solar panel sends to be stored for light illumination use.Carry out the improvement of accumulator charging technology, help shortening the charging interval, improve utilization ratio.Because the generating efficiency of solar panel is not high at present, must improve charge in batteries efficient in order fully rationally to utilize solar energy resources.
The utility model content
The purpose of this utility model provides a kind of controller for solar, comes fully rationally to utilize solar energy resources, improves charge in batteries efficient.
The technical solution of the utility model is as follows:
A kind of controller for solar, form by photovoltaic input circuit, battery tension sample circuit, temperature-compensation circuit, control circuit, demonstration/indicating circuit, output circuit, charging circuit and protective circuit, it is characterized in that: described control circuit is made up of controller U1, optocoupler U2, U3 and triode Q3, and wherein the base stage of the output of optocoupler U2, U3 and triode Q3 is by lead difference access controller U1;
Described photovoltaic input circuit is made up of piezo-resistance R29 and resistance R 4, access controller U1 after wherein an end of piezo-resistance R29 and resistance R 4 is in parallel, the other end of piezo-resistance R29 and resistance R 4 inserts the positive and negative terminals of photovoltaic battery panel respectively by lead;
Described temperature-compensation circuit is made up of thermistor RF and resistance R 1, access controller U1 after wherein an end of thermistor RF and resistance R 1 is in parallel, and the other end of thermistor RF and resistance R 1 inserts DC power supply and ground respectively by lead;
Described battery tension sample circuit is made up of resistance R 3, R5, access controller U1 after wherein the end of resistance R 3, R5 is in parallel, and the other end of resistance R 3, R5 inserts the positive and negative terminals of storage battery respectively by lead;
Described charging circuit is made up of field effect transistor Q1, Q2, voltage stabilizing didoe D1, D2, wherein the drain electrode of field effect transistor Q1, Q2 links to each other by lead, be serially connected with voltage stabilizing didoe D1, D2 between the grid of field effect transistor Q1, Q2 and the source electrode respectively, the grid of field effect transistor Q1, Q2 inserts the collector electrode of triode Q3 in the described control circuit and the input of optocoupler U2 respectively by lead;
Described demonstration/indicating circuit is made up of decoder U4, U5, digital display tube DS1, DS2 and LED 1, LED2, LED3, LED4, wherein the output of decoder U4, U5 links to each other with digital display tube DS1, DS2 respectively by lead, and the input of decoder U4, U5 inserts controller U1 in the described control circuit respectively by lead; LED 1, LED2, LED3, LED4 insert controller U1 in the described control circuit respectively by lead;
Described output circuit is by recovering protective tube F, field effect transistor Q4 certainly and voltage stabilizing didoe D7 forms, wherein link to each other by the drain electrode of lead with field effect transistor Q4 from an end that recovers protective tube F, behind the other end that recovers protective tube F indicator light LAMP in parallel, insert the positive and negative terminals of load respectively, be serially connected with voltage stabilizing didoe D7 between the grid of field effect transistor Q4 and the source electrode, the grid of field effect transistor Q4 inserts the input of optocoupler U3 in the described control circuit by lead;
Described protective circuit is respectively by piezo-resistance R29, thermistor RF and recover protective tube F certainly and form.
Described controller for solar is characterized in that: described controller U1 is single-chip microcomputer PIC16F73.
The extraneous light power of the utility model intelligence perception is when opening illuminating lamp at dark automatically, to setting-up time or at day close illuminating lamp automatically.Timing can be set arbitrarily from 1 hour to 10 hours, and the charactron display setting time is arranged.
Controller also is responsible for the charge and discharge management of storage battery: when battery tension was lower than when putting the protection value, the battery tension indicator light be red, closes illuminating lamp automatically, to protect storage battery; When battery tension when overcharging recovery value, when the battery tension indicator light is green, enter the PWM floating charge state automatically, the flicker of solar recharging indication red colored lamp; When at dark, the charge closing loop avoids storage battery to discharge by solar panels, and the bright expression output of output indication green light is connected, and load is in running order.Also have overcharge, cross put, defencive functions such as short circuit, overload protection, lightning protection and anti-reverse protection.
The beneficial effects of the utility model:
The utility model is simple in structure, and be suitable for powerful solar storage battery and discharge and recharge, long service life, and performance safety and stability, cost is low, and applied range has good practical value.
Description of drawings
Fig. 1 is the utility model circuit theory diagrams.
Embodiment
Referring to Fig. 1, a kind of controller for solar, form by photovoltaic input circuit, battery tension sample circuit, temperature-compensation circuit, control circuit, demonstration/indicating circuit, output circuit, charging circuit and protective circuit, it is characterized in that: control circuit is made up of controller U1, optocoupler U2, U3 and triode Q3, and wherein the base stage of the output of optocoupler U2, U3 and triode Q3 is by lead difference access controller U1;
The photovoltaic input circuit is made up of piezo-resistance R29 and resistance R 4, access controller U1 after wherein an end of piezo-resistance R29 and resistance R 4 is in parallel, and the other end of piezo-resistance R29 and resistance R 4 inserts the positive and negative terminals of photovoltaic battery panel respectively by lead;
Temperature-compensation circuit is made up of thermistor RF and resistance R 1, access controller U1 after wherein an end of thermistor RF and resistance R 1 is in parallel, and the other end of thermistor RF and resistance R 1 inserts DC power supply and ground respectively by lead;
The battery tension sample circuit is made up of resistance R 3, R5, access controller U1 after wherein the end of resistance R 3, R5 is in parallel, and the other end of resistance R 3, R5 inserts the positive and negative terminals of storage battery respectively by lead;
Charging circuit is made up of field effect transistor Q1, Q2, voltage stabilizing didoe D1, D2, wherein the drain electrode of field effect transistor Q1, Q2 links to each other by lead, be serially connected with voltage stabilizing didoe D1, D2 between the grid of field effect transistor Q1, Q2 and the source electrode respectively, the grid of field effect transistor Q1, Q2 is by the collector electrode of triode Q3 and the input of optocoupler U2 in the lead difference access control circuit;
Demonstration/indicating circuit is made up of decoder U4, U5, digital display tube DS1, DS2 and LED 1, LED2, LED3, LED4, wherein the output of decoder U4, U5 links to each other with digital display tube DS1, DS2 respectively by lead, and the input of decoder U4, U5 is by the controller U1 in the lead difference access control circuit; LED 1, LED2, LED3, LED4 are by the controller U1 in the lead difference access control circuit;
Output circuit is by recovering protective tube F, field effect transistor Q4 certainly and voltage stabilizing didoe D7 forms, wherein link to each other by the drain electrode of lead with field effect transistor Q4 from an end that recovers protective tube F, behind the other end that recovers protective tube F indicator light LAMP in parallel, insert the positive and negative terminals of load respectively, be serially connected with voltage stabilizing didoe D7 between the grid of field effect transistor Q4 and the source electrode, the grid of field effect transistor Q4 is by the input of optocoupler U3 in the lead access control circuit;
Protective circuit is respectively by piezo-resistance R29, thermistor RF and recover protective tube F certainly and form.
Controller U1 is single-chip microcomputer PIC16F73.
Below in conjunction with accompanying drawing execution mode of the present utility model is specifically described:
Referring to Fig. 1, making solar panel mainly is based on semi-conducting material, its operation principle is after utilizing photoelectric material to absorb luminous energy the opto-electronic conversion reaction to take place, at present, solar panel mainly contains amorphous silicon, monocrystalline silicon and polysilicon photovoltaic module, the effect of solar cell panel assembly is that the energy that will shine upon is directly changed into direct current, is stored in the storage battery standby by intelligent controller.
Be example now, describe the operation principle of solar energy intelligent controller with the 12V storage battery.At first, single-chip microcomputer PIC16F73 utilizes the A/D converter that carries that battery condition is judged, the storage battery both end voltage that single-chip microcomputer PIC16F73 detects by the battery tension sample circuit judgement of sampling, if battery tension was lower than when putting protection value 10.8V, the battery tension indicator light is red, the expression storage battery is in under-voltage condition, and carries out and put protection; If battery tension is put recovery value 12.3V and during less than over-charge protective value 14.4V, the battery tension indicator light be yellow, represents that storage battery is in normal condition greater than crossing; If battery tension is during greater than over-charge protective value 14.4V, the battery tension indicator light be green, and the expression storage battery is in full state, and the implementation over-charge protective; When battery tension is too high, be the protection load, single-chip microcomputer PIC16F73 turn-offs output circuit by control circuit; cut off load; carry out overvoltage protection, overcharge, cross put, the protection value and the recovery value of overvoltage all have certain return difference, can avoid system to vibrate.
Secondly, the solar panel both end voltage that storage battery both end voltage that single-chip microcomputer PIC16F73 detects by the battery tension sample circuit and photovoltaic input circuit the detect judgement of sampling, if the solar panel both end voltage greater than the storage battery both end voltage, is then charged; When battery tension when overcharging recovery value 13.5V, then enter and directly fill state, solar recharging indication red colored lamp is bright always; When battery tension when overcharging recovery value 13.5V, then enter the PWM floating charge state, the flicker of solar recharging indication red colored lamp.
Single-chip microcomputer PIC16F73 according to various temperature value, adjusts and discharges and recharges parameter, thereby realize temperature-compensating by temperature-compensation circuit detection battery-operated temperature, and piezo-resistance, diode reach formation kinds of protect circuit such as recovering protective tube certainly.
Claims (2)
1. controller for solar, form by photovoltaic input circuit, battery tension sample circuit, temperature-compensation circuit, control circuit, demonstration/indicating circuit, output circuit, charging circuit and protective circuit, it is characterized in that: described control circuit is made up of controller U1, optocoupler U2, U3 and triode Q3, and wherein the base stage of the output of optocoupler U2, U3 and triode Q3 is by lead difference access controller U1;
Described photovoltaic input circuit is made up of piezo-resistance R29 and resistance R 4, access controller U1 after wherein an end of piezo-resistance R29 and resistance R 4 is in parallel, the other end of piezo-resistance R29 and resistance R 4 inserts the positive and negative terminals of photovoltaic battery panel respectively by lead;
Described temperature-compensation circuit is made up of thermistor RF and resistance R 1, access controller U1 after wherein an end of thermistor RF and resistance R 1 is in parallel, and the other end of thermistor RF and resistance R 1 inserts DC power supply and ground respectively by lead;
Described battery tension sample circuit is made up of resistance R 3, R5, access controller U1 after wherein the end of resistance R 3, R5 is in parallel, and the other end of resistance R 3, R5 inserts the positive and negative terminals of storage battery respectively by lead;
Described charging circuit is made up of field effect transistor Q1, Q2, voltage stabilizing didoe D1, D2, wherein the drain electrode of field effect transistor Q1, Q2 links to each other by lead, be serially connected with voltage stabilizing didoe D1, D2 between the grid of field effect transistor Q1, Q2 and the source electrode respectively, the grid of field effect transistor Q1, Q2 inserts the collector electrode of triode Q3 in the described control circuit and the input of optocoupler U2 respectively by lead;
Described demonstration/indicating circuit is made up of decoder U4, U5, digital display tube DS1, DS2 and LED 1, LED2, LED3, LED4, wherein the output of decoder U4, U5 links to each other with digital display tube DS1, DS2 respectively by lead, and the input of decoder U4, U5 inserts controller U1 in the described control circuit respectively by lead; LED 1, LED2, LED3, LED4 insert controller U1 in the described control circuit respectively by lead;
Described output circuit is by recovering protective tube F, field effect transistor Q4 certainly and voltage stabilizing didoe D7 forms, wherein link to each other by the drain electrode of lead with field effect transistor Q4 from an end that recovers protective tube F, behind the other end that recovers protective tube F indicator light LAMP in parallel, insert the positive and negative terminals of load respectively, be serially connected with voltage stabilizing didoe D7 between the grid of field effect transistor Q4 and the source electrode, the grid of field effect transistor Q4 inserts the input of optocoupler U3 in the described control circuit by lead;
Described protective circuit is respectively by piezo-resistance R29, thermistor RF and recover protective tube F certainly and form.
2. controller for solar according to claim 1 is characterized in that: described controller U1 is single-chip microcomputer PIC16F73.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205337061U CN201830514U (en) | 2010-09-15 | 2010-09-15 | Solar controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205337061U CN201830514U (en) | 2010-09-15 | 2010-09-15 | Solar controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201830514U true CN201830514U (en) | 2011-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205337061U Expired - Fee Related CN201830514U (en) | 2010-09-15 | 2010-09-15 | Solar controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201830514U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107895945A (en) * | 2017-12-28 | 2018-04-10 | 辽宁太阳能研究应用有限公司 | A kind of cell panel potential difference compensation system |
-
2010
- 2010-09-15 CN CN2010205337061U patent/CN201830514U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107895945A (en) * | 2017-12-28 | 2018-04-10 | 辽宁太阳能研究应用有限公司 | A kind of cell panel potential difference compensation system |
| CN107895945B (en) * | 2017-12-28 | 2024-01-30 | 辽宁太阳能研究应用有限公司 | Battery plate potential difference compensation system |
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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: 20110511 Termination date: 20130915 |