CN201699410U - Solar controller - Google Patents
Solar controller Download PDFInfo
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- CN201699410U CN201699410U CN2010202215132U CN201020221513U CN201699410U CN 201699410 U CN201699410 U CN 201699410U CN 2010202215132 U CN2010202215132 U CN 2010202215132U CN 201020221513 U CN201020221513 U CN 201020221513U CN 201699410 U CN201699410 U CN 201699410U
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- control unit
- solar
- controller
- storage battery
- main control
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- 238000007600 charging Methods 0.000 claims abstract description 28
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 13
- 230000005669 field effect Effects 0.000 claims abstract description 11
- 238000005070 sampling Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000007599 discharging Methods 0.000 abstract description 3
- 230000003287 optical effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a solar controller, which comprises a control circuit and a storage battery, wherein the control circuit comprises a main control unit, a charging control unit, a discharging control unit and a voltage stabilizing control unit, wherein switching tubes arranged in the charging control unit and the discharging control unit respectively adopt an IR4905 field effect tube and a P60N06MOS field effect tube, two parallel connection diodes are arranged in an electric energy input circuit of the charging control unit, and the diodes are used for effectively preventing electronic elements from being burnt when solar optical battery panels and storage battery electrodes are in reverse connection. A detection unit is also arranged in the control circuit of the utility model, and the utility model has the characteristics of stable performance, high output efficiency, simple structure and convenient operation.
Description
Technical field
The utility model relates to a kind of solar power system, and what be specifically related to is a kind of controller for solar that is applied in the solar power system.
Background technology
The operation principle of solar power system is: be energy importation with the solar panel, with the storage battery is energy storage compartment, use single-chip microcomputer to realize charging and the control of discharging as master controller, reach the function of a plurality of patterns in the control native system as core.
Traditional controller for solar has the following disadvantages: the electric current that is transported to storage battery and storage battery owing to the electric current that needs in the controller to use switching tube to control solar panel is transported to load, the phenomenon of effect pipe heating can occur, the operating efficiency of output is not high; In real work, the staff because of carelessness can be with the electrode reversal connection of solar battery plate or storage battery, at this moment, in case device start will burn out the components and parts of controller for solar, and traditional controller for solar, can't avoid the generation of this phenomenon, thereby cause the certain economic loss; Components and parts in the controller for solar that also has do not meet the requirement of technical grade, can not guarantee can work normally, so the job stability of The whole control system is relatively poor under the situation of cold and high temperature; Also some controller for solar exists function singleness, complex structure, the higher defective of cost.
The utility model content
In order to overcome above-mentioned deficiency, the utility model purpose is to provide the controller for solar of a kind of delivery efficiency height, stable performance, convenient operating maintenance, and electronic component burnt out when it can effectively prevent solar battery plate or battery terminal reversal connection.
To achieve these goals, the technical solution adopted in the utility model is: controller for solar, include control circuit and storage battery, and described control circuit comprises photovoltaic control unit, charging control unit and discharge control unit; It is characterized in that: described control circuit comprises that also one is used for charging control unit and the discharge control unit voltage stabilizing control unit controlling main control unit and stabilized power supply can be provided for main control unit; Described storage battery is connected with main control unit by the voltage stabilizing control unit, described photovoltaic control unit connects charging control unit and main control unit respectively, described charging control unit all is connected with storage battery with main control unit with the discharge control unit, is equipped with switching tube in described charging control unit and discharge control unit; Be provided with two diode connected in parallel in the electric energy input circuit of described charging control unit, two diode connected in parallel can prevent effectively that in order to when solar battery plate or the battery terminal reversal connection electronic component from being burnt out.
Aforesaid controller for solar; wherein, also be provided with the detecting unit of a connection main control unit in the described control circuit, this detecting unit is mainly used in detection storage battery input voltage and whether is lower than 5V; thereby judge whether storage battery is bad battery, thereby play the effect of protection storage battery.
Aforesaid controller for solar, wherein, what described voltage stabilizing control unit adopted is chip LM2574ADJ and 78M05 pressurizer.
Aforesaid controller for solar, wherein, the switching tube in described charging control unit and the discharge control unit adopts IR4905 field effect transistor and P60N06MOS field effect transistor respectively.
Aforesaid controller for solar, wherein, the control chip in the described main control unit adopts ATMEGA8.
Aforesaid controller for solar wherein, also is provided with 12V/24V and discerns automatically in the described control circuit.
Aforesaid controller for solar, wherein, described photovoltaic control unit comprises solar module and illuminance sampling unit, described illuminance sampling unit sends relevant information to main control unit.
The beneficial effects of the utility model: owing to be provided with two diode connected in parallel in the electric energy input circuit of charging control unit, two diode connected in parallel can prevent effectively that in order to when solar battery plate or the battery terminal reversal connection electronic component from being burnt out; Because each components and parts meets the requirement of technical grade, operating ambient temperature be-40～+ 85 degree, can be under the situation of cold and high temperature operate as normal, thereby the assurance system stable operation; The utlity model has delivery efficiency height, simple in structure, the characteristics being convenient to operate.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing.
Fig. 1 is an electric theory diagram of the present utility model;
Fig. 2 is the electrical schematic diagram of detecting unit shown in Figure 1;
Fig. 3 is the electrical schematic diagram of voltage stabilizing control unit shown in Figure 1;
Fig. 4 is a 12V/24 automatic control unit circuit diagram;
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with embodiment, further set forth the utility model.
As shown in Figure 1, the utility model controller for solar includes control circuit and storage battery 5; This control circuit is to be made of photovoltaic control unit 1, main control unit 2, charging control unit 3, discharge control unit 6 and voltage stabilizing control unit 7; Photovoltaic control unit 1 comprises solar module and illuminance sampling unit, is provided with two diode connected in parallel in the electric energy input circuit between solar module and the charging control unit 3; The illuminance sampling unit sends relevant information to main control unit 2,2 pairs of charging control unit of main control unit 3 and discharge control unit 6 are controlled, voltage stabilizing control unit 7 is for main control unit provides stable power, and the switching tube in described charging control unit 3 and the discharge control unit 6 adopts IR4905 field effect transistor and P60N06MOS field effect transistor; Two diode connected in parallel can prevent effectively that in order to when solar battery plate or the storage battery 5 electrode reversal connections electronic component from being burnt out.
It should be noted that, the drain electrode of the P60N06MOS field effect transistor in the above-mentioned discharge control unit 6 is connected on the load negative pole, and source electrode is connected on battery terminal negative, then the gate pole of main control unit 2 control metal-oxide-semiconductors, just can reach the switch effect of control metal-oxide-semiconductor, just can carry out Kai Heguan load.
The internal resistance of P60N06MOS field effect transistor is 18.0m Ω, and maximum current is 60A, steady operation under the condition of the maximum 20A electric current in this control circuit.
In the present embodiment, charging control unit 3 is identical with the operation principle of discharge control unit 6, the source electrode of the IR4905MOS field effect transistor of charging control unit 3 is connected on the solar panel positive pole, drain electrode is connected on the positive pole of storage battery 5, the gate pole of main control unit 2 control metal-oxide-semiconductors, just can reach the switch effect of control metal-oxide-semiconductor, thereby to storage battery 5 control of charging.
As shown in Figure 2, also be provided with detecting unit 4 in the described control circuit, detecting unit 4 is received on the single-chip microcomputer of main control unit 2.Detecting unit 4 is mainly used in detection storage battery 5 input voltages and whether is lower than 5V; thereby judge whether storage battery is bad battery; thereby play the effect of protection storage battery 5; because power supply is lower than the words of 5V; the AD of single-chip microcomputer (analog-to-digital conversion) function is just inaccurate; must add the detecting element of logic so; if the voltage of storage battery 5 is greater than 5V; this element output high level explanation is normal battery; if this element output low level explanation is a bad battery; just not accumulators 5 chargings; in order to avoid cause blast or unknown consequence, this element operating ambient temperature is-40～+ 85 degree, meets the requirement of technical grade; can under the situation of cold and high temperature, normally detect the voltage of storage battery 5, thereby guarantee system stable operation.
As shown in Figure 3, described voltage stabilizing control unit 7 adopts LM2574ADJ to add the 78M05 pressurizer, and voltage stabilizing control unit 7 output 10V and 5V voltage offer main control unit 2, this element operating ambient temperature is-40～+ 85 degree, maximum input voltage 40V, output voltage error+-5%, current sinking＜3mA.By these two kinds of voltage stabilizing control units 7 can be under the situation of cold and high temperature stable provide work required 5V operating voltage to single-chip microcomputer.
As shown in Figure 4, in control circuit, also be provided with 12V/24V and discern automatically, convenient for users.
The utility model is owing to be provided with two diode connected in parallel in the electric energy input circuit of charging control unit, and two diode connected in parallel can prevent effectively that in order to when solar battery plate or the battery terminal reversal connection electronic component from being burnt out; Because each components and parts meets the requirement of technical grade, operating ambient temperature be-40～+ 85 degree, can be under the situation of cold and high temperature operate as normal, thereby the assurance system stable operation; It has delivery efficiency height, simple in structure, the characteristics being convenient to operate.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. controller for solar includes control circuit and storage battery (5), and described control circuit comprises photovoltaic control unit (1), charging control unit (3) and discharge control unit (6); It is characterized in that: described control circuit comprises that also one is used for charging control unit (3) and discharge control unit (6) are controlled the voltage stabilizing control unit (7) that main control unit (2) and can provide stabilized power supply for main control unit (2); Described storage battery (5) is connected with main control unit (2) by voltage stabilizing control unit (7), described photovoltaic control unit (1) connects charging control unit (3) and main control unit (2) respectively, described charging control unit (3) all is connected with storage battery (5) with main control unit (2) with the discharge control unit, is equipped with switching tube in described charging control unit (3) and discharge control unit (6); Be provided with two diode connected in parallel in the electric energy input circuit of described charging control unit (3).
2. controller for solar according to claim 1 is characterized in that: the detecting unit (4) that also is provided with a connection main control unit (2) in the described control circuit.
3. controller for solar according to claim 1 and 2 is characterized in that: the switching tube in described charging control unit (3) and the discharge control unit (6) adopts IR4905 field effect transistor and P60N06MOS field effect transistor respectively.
4. controller for solar according to claim 1 is characterized in that: what described voltage stabilizing control unit (7) adopted is chip LM2574ADJ and 78M05 pressurizer pressurizer.
5. controller for solar according to claim 1 is characterized in that: described photovoltaic control unit (1) comprises solar module and illuminance sampling unit, and described illuminance sampling unit sends relevant information to main control unit (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202215132U CN201699410U (en) | 2010-06-10 | 2010-06-10 | Solar controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202215132U CN201699410U (en) | 2010-06-10 | 2010-06-10 | Solar controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201699410U true CN201699410U (en) | 2011-01-05 |
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ID=43400654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202215132U Expired - Fee Related CN201699410U (en) | 2010-06-10 | 2010-06-10 | Solar controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201699410U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102314837A (en) * | 2011-09-08 | 2012-01-11 | 上海北大方正科技电脑系统有限公司 | Colored electronic signboard and power-supply control method thereof |
-
2010
- 2010-06-10 CN CN2010202215132U patent/CN201699410U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102314837A (en) * | 2011-09-08 | 2012-01-11 | 上海北大方正科技电脑系统有限公司 | Colored electronic signboard and power-supply control method thereof |
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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: 20110105 Termination date: 20110610 |