CN102487252A - Solar-energy photovoltaic panel output processing apparatus and method thereof, and communication power supply - Google Patents
Solar-energy photovoltaic panel output processing apparatus and method thereof, and communication power supply Download PDFInfo
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- CN102487252A CN102487252A CN201010569442XA CN201010569442A CN102487252A CN 102487252 A CN102487252 A CN 102487252A CN 201010569442X A CN201010569442X A CN 201010569442XA CN 201010569442 A CN201010569442 A CN 201010569442A CN 102487252 A CN102487252 A CN 102487252A
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- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention discloses a solar-energy photovoltaic panel output processing apparatus and a method thereof, and a communication power supply. The apparatus comprises: a direct-current voltage-stabilization constant current power supply and a monitoring unit, wherein the direct-current voltage-stabilization constant current power supply is used to output a stabilized voltage and/or a constant current; the monitoring unit is used to control an output voltage and an output current of the direct-current voltage-stabilization constant current power supply according to the output current of the solar-energy photovoltaic panel, the output voltage of the solar-energy photovoltaic panel and the output power of the solar-energy photovoltaic panel which are obtained in advance. In the invention, output processing of the solar-energy photovoltaic panel can be realized so that research and development of a solar energy communication power supply product, a test or on-site maintenance can be guaranteed.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of processing unit, method and communication power supply of solar photovoltaic cell panel output.
Background technology
In the communication power supply field, solar energy as the new forms of energy of zero discharge, cleaning, environmental protection by extensive utilization.
It is to satisfy communication equipment and use-controller for solar of 48V direct voltage that the solar communications power supply product generally includes the solar photovoltaic battery component that is used to receive solar energy and the non-linear external characteristic voltage transformation that is used to control this solar photovoltaic battery component output.Simultaneously, controller for solar also possesses battery management function, monitoring alarm function, DC distribution function etc.
In the system environments of research and development, test or the on-site maintenance etc. of solar communications power supply product is built, maybe following problems may be encountered:
1 is not or lack enough solar photovoltaic cell panels.
2 have enough solar photovoltaic cell panels, but weather is rain or shine indefinite, and the light intensity of current sunlight can't satisfy the test of the power supply system for communications or safeguard needs.
These problems will inevitably influence research and development, test or the on-site maintenance of solar communications power supply product.
Summary of the invention
In correlation technique; The problem of research and development, test or the on-site maintenance of factor affecting solar communications power supply products such as fund, space, weather environment and propose the present invention; For this reason; Main purpose of the present invention is to provide a kind of processing unit, method and communication power supply of solar photovoltaic cell panel output, to address the above problem.
To achieve these goals, according to an aspect of the present invention, a kind of processing unit of solar photovoltaic cell panel output is provided.
Processing unit according to solar photovoltaic cell panel output of the present invention comprises: the DC voltage-stabilizing constant-current supply is used to export voltage of voltage regulation and/or continuous current; Monitoring unit is used for output current, the output voltage of solar photovoltaic cell panel and the power output of solar photovoltaic cell panel according to the solar photovoltaic cell panel that obtains in advance, the output voltage and the output current of control DC voltage-stabilizing constant-current supply.
Preferably, monitoring unit comprises: first control module, and the open circuit voltage that is used to control the DC voltage-stabilizing constant-current supply is 40 to 45 volts; Second control module, the short circuit current that is used to control the DC voltage-stabilizing constant-current supply are 5 peaces.
Preferably; Monitoring unit also comprises: the 3rd control module; Be used for when the output voltage of DC voltage-stabilizing constant-current supply is 0 to 34 volt; The power output of control DC voltage-stabilizing constant-current supply is linear increasing along with the increase of the output voltage of DC voltage-stabilizing constant-current supply, and the output current of control DC voltage-stabilizing constant-current supply is a short circuit current; The 4th control module is used for when the output voltage of DC voltage-stabilizing constant-current supply is 34 volts, and the power output of control DC voltage-stabilizing constant-current supply is a peak power output, and the output current of control DC voltage-stabilizing constant-current supply is a short circuit current; The 5th control module is used for output voltage when the DC voltage-stabilizing constant-current supply and is 34 volts during to open circuit voltage, and the output current of control DC voltage-stabilizing constant-current supply is non-linear along with the increase of the output voltage of DC voltage-stabilizing constant-current supply to be reduced fast; The 6th control module is used for when the output voltage of DC voltage-stabilizing constant-current supply is open circuit voltage, and the output current of control DC voltage-stabilizing constant-current supply is zero.
Preferably, monitoring unit comprises: the 7th control module, and the open circuit voltage that is used to control the DC voltage-stabilizing constant-current supply is that 40y to 45y lies prostrate, wherein y is a positive integer; The 8th control module, the short circuit current that is used to control the DC voltage-stabilizing constant-current supply are the 5x peace, and wherein x is a positive integer.
Preferably; Monitoring unit also comprises: the 9th control module; Be used for output voltage when the DC voltage-stabilizing constant-current supply and be 0 to 34y when lying prostrate; The power output of control DC voltage-stabilizing constant-current supply is linear increasing along with the increase of the output voltage of DC voltage-stabilizing constant-current supply, and the output current of control DC voltage-stabilizing constant-current supply is a short circuit current; The tenth control module is used for when the output voltage of DC voltage-stabilizing constant-current supply is the 34y volt, and the power output of control DC voltage-stabilizing constant-current supply is a peak power output, and the output current of control DC voltage-stabilizing constant-current supply is a short circuit current; The 11 control module, when being used for output voltage when the DC voltage-stabilizing constant-current supply and being 34y and lying prostrate to open circuit voltage, the output current of control DC voltage-stabilizing constant-current supply is non-linear along with the increase of the output voltage of DC voltage-stabilizing constant-current supply to be reduced fast; The 12 control module is used for when the output voltage of DC voltage-stabilizing constant-current supply is open circuit voltage, and the output current of control DC voltage-stabilizing constant-current supply is zero.
Preferably, the processing unit of above-mentioned solar photovoltaic cell panel output also comprises: digital power meter is used to measure the power output of DC voltage-stabilizing constant-current supply; Voltmeter is used to measure the output voltage of DC voltage-stabilizing constant-current supply; Ammeter is used to measure the output current of DC voltage-stabilizing constant-current supply.
Preferably, the processing unit of above-mentioned solar photovoltaic cell panel output also comprises storage battery; Monitoring unit also comprises: the 13 control module, be used for being in when filling full state when storage battery, and the output voltage of control DC voltage-stabilizing constant-current supply is an open circuit voltage.
Preferably, the processing unit of above-mentioned solar photovoltaic cell panel output also comprises load; Monitoring unit also comprises: the 14 control module, be used for when storage battery is in very the state of losing, and the output voltage of control DC voltage-stabilizing constant-current supply is the 34y volt; The 15 control module is used for being in when filling full state when storage battery, and the output voltage of control DC voltage-stabilizing constant-current supply is that 0 to 34y volt or 34y lie prostrate to open circuit voltage.
To achieve these goals, according to another aspect of the present invention, a kind of communication power supply is provided, this communication power supply comprises the processing unit that above-mentioned arbitrary solar photovoltaic cell panel is exported.
To achieve these goals, according to a further aspect of the invention, a kind of processing method of solar photovoltaic cell panel output is provided.
Processing method according to solar photovoltaic cell panel output of the present invention comprises: monitoring unit is according to output current, the output voltage of solar photovoltaic cell panel and the power output of solar photovoltaic cell panel of the solar photovoltaic cell panel that obtains in advance, control output voltage and output current; The DC voltage-stabilizing constant-current supply, according to the control of monitoring unit, output voltage of voltage regulation and/or continuous current.
Output current, output voltage and the power output of the present invention through obtaining and be provided with similar solar photovoltaic cell panel; Solved in the correlation technique; The problem of research and development, test or the on-site maintenance of factor affecting solar communications power supply products such as fund, space, weather environment; Thereby realized the output of solar photovoltaic cell panel is handled, and then guaranteed research and development, test or the on-site maintenance of solar communications power supply product.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the structured flowchart according to the processing unit of the solar photovoltaic cell panel output of the embodiment of the invention;
Fig. 2 is the characteristic sketch map of I-V according to the monolithic solar photovoltaic cell panel of the embodiment of the invention;
Fig. 3 is the characteristic sketch map of I-V according to the solar photovoltaic cell panel group of the communications field The field of the embodiment of the invention;
Fig. 4 is the flow chart according to the processing method of the solar photovoltaic cell panel output of the embodiment of the invention;
Fig. 5 is the processing unit sketch map according to the solar photovoltaic cell panel output of the embodiment of the invention.
Embodiment
Need to prove that under the situation of not conflicting, embodiment and the characteristic among the embodiment among the application can make up each other.Below with reference to accompanying drawing and combine embodiment to specify the present invention.
According to embodiments of the invention, a kind of processing unit of solar photovoltaic cell panel output is provided also.Fig. 1 is the sketch map according to the processing unit of the solar photovoltaic cell panel output of the embodiment of the invention, and is as shown in Figure 1, comprises DC voltage-stabilizing constant-current supply 11 and monitoring unit 12.Be described in detail in the face of its structure down.
DC voltage-stabilizing constant-current supply 11 is used to export voltage of voltage regulation and/or continuous current; Monitoring unit 52 is used for output current, the output voltage of solar photovoltaic cell panel and the power output of solar photovoltaic cell panel according to the solar photovoltaic cell panel that obtains in advance, the output voltage and the output current of control DC voltage-stabilizing constant-current supply.
Preferably, monitoring unit 12 comprises: first control module 1201, and the open circuit voltage that is used to control the DC voltage-stabilizing constant-current supply is 40 to 45 volts; Second control module 1202, the short circuit current that is used to control the DC voltage-stabilizing constant-current supply are 5 peaces.
Preferably; Monitoring unit 12 also comprises: the 3rd control module 1203; Be used for when the output voltage of DC voltage-stabilizing constant-current supply is 0 to 34 volt; The power output of control DC voltage-stabilizing constant-current supply is linear increasing along with the increase of the output voltage of DC voltage-stabilizing constant-current supply, and the output current of control DC voltage-stabilizing constant-current supply is a short circuit current; The 4th control module 1204 is used for when the output voltage of DC voltage-stabilizing constant-current supply is 34 volts, and the power output of control DC voltage-stabilizing constant-current supply is a peak power output, and the output current of control DC voltage-stabilizing constant-current supply is a short circuit current; The 5th control module 1205 is used for output voltage when the DC voltage-stabilizing constant-current supply and is 34 volts during to open circuit voltage, and the output current of control DC voltage-stabilizing constant-current supply is non-linear along with the increase of the output voltage of DC voltage-stabilizing constant-current supply to be reduced fast; The 6th control module 1206 is used for when the output voltage of DC voltage-stabilizing constant-current supply is open circuit voltage, and the output current of control DC voltage-stabilizing constant-current supply is zero.
Fig. 2 is the characteristic sketch map of I-V according to the monolithic solar photovoltaic cell panel of the embodiment of the invention, and as shown in Figure 2, the monolithic solar photovoltaic cell panel possesses following output characteristic:
1 open circuit voltage (Voc) is when solar photovoltaic cell panel is opened a way, the maximum voltage that solar photovoltaic cell panel possibly reach, and the maximum open circuit voltage of every solar photovoltaic cell panel is between 40-45V.
2 short circuit currents (Isc) are assemblies when external load is zero, the maximum output current that can reach, and the short circuit current of every solar photovoltaic cell panel is 5A.
The maximum corresponding I-V curve point of power output of 3 solar photovoltaic cell panels is called maximum power point.Generally about 34V.
4 along with output voltage increases by zero gradually, and output current tends towards stability about 5A, and power output will increase gradually; Surpassing maximum power point is after voltage surpasses 34V; Along with the continuation increase of output voltage, output current reduces fast, and power output also reduces thereupon.
In addition, solar photovoltaic cell panel power output and intensity of solar radiation are in direct ratio basically.When intensity of solar radiation strengthened, peak power output also increased thereupon; Otherwise, if solar photovoltaic cell panel is blocked by cloud layer, or the oblique fire solar photovoltaic cell panel, intensity of solar radiation will weaken, and peak power output also reduces thereupon.Only can export rated maximum power with solar photovoltaic cell panel here is example.
This preferred embodiment has been described the output characteristic of monolithic solar photovoltaic cell panel; The simulation of monolithic solar photovoltaic cell panel can be used as the basis of polylith solar photovoltaic cell panel simulation; Thereby realize simulation, and then guarantee research and development, test or the on-site maintenance of solar communications power supply product the solar photovoltaic cell panel group.
Preferably, the processing unit of above-mentioned solar photovoltaic cell panel output also comprises: digital power meter is used to measure the power output of DC voltage-stabilizing constant-current supply; Voltmeter is used to measure the output voltage of DC voltage-stabilizing constant-current supply; Ammeter is used to measure the output current of DC voltage-stabilizing constant-current supply.
Preferably, monitoring unit 12 comprises: the 7th control module 1207, and the open circuit voltage that is used to control the DC voltage-stabilizing constant-current supply is that 40y to 45y lies prostrate, wherein y is a positive integer; The 8th control module 1208, the short circuit current that is used to control the DC voltage-stabilizing constant-current supply are the 5x peace, and wherein x is a positive integer.
Preferably; Monitoring unit 12 also comprises: the 9th control module 1209; Be used for output voltage when the DC voltage-stabilizing constant-current supply and be 0 to 34y when lying prostrate; The power output of control DC voltage-stabilizing constant-current supply is linear increasing along with the increase of the output voltage of DC voltage-stabilizing constant-current supply, and the output current of control DC voltage-stabilizing constant-current supply is a short circuit current; The tenth control module 1210 is used for when the output voltage of DC voltage-stabilizing constant-current supply is the 34y volt, and the power output of control DC voltage-stabilizing constant-current supply is a peak power output, and the output current of control DC voltage-stabilizing constant-current supply is a short circuit current; The 11 control module 1211, when being used for output voltage when the DC voltage-stabilizing constant-current supply and being 34y and lying prostrate to open circuit voltage, the output current of control DC voltage-stabilizing constant-current supply is non-linear along with the increase of the output voltage of DC voltage-stabilizing constant-current supply to be reduced fast; The 12 control module 1212 is used for when the output voltage of DC voltage-stabilizing constant-current supply is open circuit voltage, and the output current of control DC voltage-stabilizing constant-current supply is zero.
Use the power-supply system needs for satisfying communication, solar-energy photo-voltaic cell output needs several solar photovoltaic cell panels series connection and parallel connection to combine to export just to reach.This preferred embodiment has just been described the composition mode of solar photovoltaic cell panel group, through the simulation to the solar photovoltaic cell panel group, can guarantee research and development, test or the on-site maintenance of solar communications power supply product.
Fig. 3 is the characteristic sketch map of I-V according to the solar photovoltaic cell panel group of the communications field The field of the embodiment of the invention, and is as shown in Figure 3, and in the The field of the communications field, the solar photovoltaic cell panel group possesses following output characteristic:
1 in order to satisfy-48 volts supply power voltage, and generally all with series connection output more than two, promptly its open circuit voltage is that wherein y is the series connection quantity of solar photovoltaic cell panel between Voc=40y to the 45y volt to on-the-spot solar photovoltaic cell panel assembly.
The short circuit current of 2 every solar photovoltaic cell panels is 5 peaces; In communication power supply; In order to satisfy the output of bigger electric current; On-the-spot solar photovoltaic cell panel assembly generally all can be exported more than two in parallel connection, and promptly the short circuit current on its every road is the Isc=5x peace, and wherein x representes the parallelly connected quantity of solar photovoltaic cell panel.
Characteristic according to above description; The analogue means that needs must be power output, output voltage, the equal may command of output current; And be pressure-stabilizing constant flow output; Requirement to the pressure-stabilizing constant flow source is that peak power output is Pmax=34y*5x, and maximum output voltage is the 45y volt, and maximum output current is the 5x peace.
The concrete design as follows:
1 open circuit voltage (Voc): the open circuit voltage (Voc) of every road solar photovoltaic cell panel is greatly about the 40y-45y volt, and according to output characteristic curve figure, it is approximate near 0 that the power of this moment should be, and output voltage is between the 40y-45y volt.A district like Fig. 3.
2 maximum power points: power output is made as maximum Pmax=34y*5x, and the output current limiting point is made as the 5x peace, makes output voltage stabilization near the 34y volt, gets final product Maximum Power Output, like the B district of Fig. 3.
3 less power outputs are divided two kinds of situation, like C1, the C2 district of Fig. 3:
The C1 district: according to test is required the DC voltage-stabilizing constant-current supply is made as the output of current limliting stream mode, current-limiting points is the 5x peace, between 0 to Pmax=34y*5x, power output is set, and its voltage can be exported from 0 to 34y volt, and electric current is current limliting output.
The C2 district: according to the required environment of test different current-limiting points (less than the 5x peace) are set, power output is arranged between 0 to Pmax=34y*5x, along with the increase (between the 34y-45y volt) of voltage, power can sharply descend here.
Because sunlight is rain or shine indefinite, the sunlight input power is changing frequently.But if sunlight is arranged, the voltage at the maximum power point place of solar photovoltaic cell panel is constant; When being lower than this place voltage, electric current is constant.Promptly when being provided with, only current-limiting points need be regulated, the sunlight input power of different situations can be simulated.
This preferred embodiment has been described the output characteristic of solar photovoltaic cell panel group, to the simulation of solar photovoltaic cell panel group, can guarantee research and development, test or the on-site maintenance of solar communications power supply product.
Preferably, the processing of above-mentioned solar photovoltaic cell panel output also comprises: digital power meter is used to measure the power output of DC voltage-stabilizing constant-current supply; Voltmeter is used to measure the output voltage of DC voltage-stabilizing constant-current supply; Ammeter is used to measure the output current of DC voltage-stabilizing constant-current supply.
Preferably, the processing of above-mentioned solar photovoltaic cell panel output also comprises: storage battery; Monitoring unit also comprises: the 13 control module 1213, be used for being in when filling full state when storage battery, and the output voltage of control DC voltage-stabilizing constant-current supply is an open circuit voltage.
Preferably, the processing of above-mentioned solar photovoltaic cell panel output also comprises load; Monitoring unit 12 also comprises: the 14 control module 1214, be used for when storage battery is in very the state of losing, and the output voltage of control DC voltage-stabilizing constant-current supply is the 34y volt; The 15 control module 1215 is used for being in when filling full state when storage battery, and the output voltage of control DC voltage-stabilizing constant-current supply is that 0 to 34y volt or 34y lie prostrate to open circuit voltage.
The embodiment of the invention provides a kind of communication power supply.This communication power supply can comprise the processing unit of above-mentioned arbitrary solar photovoltaic cell panel output.
The embodiment of the invention also provides a kind of processing method of solar photovoltaic cell panel output.Fig. 4 is the flow chart according to the processing method of the solar photovoltaic cell panel output of the embodiment of the invention, and is as shown in Figure 4, comprises that following step S402 is to step S404.
Step S402, monitoring unit is according to the output current of the solar photovoltaic cell panel that obtains in advance, output voltage and the power output of solar photovoltaic cell panel, control output voltage and the output current of solar photovoltaic cell panel.
Step S404, the DC voltage-stabilizing constant-current supply, according to the control of monitoring unit, output voltage of voltage regulation and/or continuous current.
To combine instance that the implementation procedure of the embodiment of the invention is described in detail below.
Communication with the solar energy photovoltaic system environment in, through between solar photovoltaic cell panel and traffic load equipment, adding controller, can the voltage that photovoltaic is exported be converted into traffic load equipment used-the 48V power-supply system.
Use 3 solar photovoltaic cell panel series connection, making the photovoltaic output voltage range is between the 0-135V, and the solar photovoltaic cell panel with these series connection is together in parallel again, makes the photovoltaic output current can reach 5A, 10A, 20A....
In controller research and development, test and safeguarding, because all factors, the shortage of solar photovoltaic cell panel is the thing of often meeting.When practical application, the used analogue means of the present invention can use communication use Switching Power Supply, through series, parallel, and adjust output voltage, current limitation is put and is exported said maximum power, electric current, voltage in the invention.
Fig. 5 is the processing unit sketch map according to the solar photovoltaic cell panel output of the embodiment of the invention.
In the simulated environment of static state output; This analogue means basically can be complete the I-V curve characteristic of simulation output solar photovoltaic cell panel; Like Fig. 5; In the dashed rectangle is analogue means, and the DC voltage-stabilizing constant-current supply is an output source, voltage output, current-limiting points, the power output of monitoring unit control DC voltage-stabilizing constant-current supply.Digital power meter is measured the power of current output, the output voltage of voltmeter measure analog device, the output current of ammeter measure analog device.
When storage battery is in the state that loses very much; When the power that solar photovoltaic cell panel provides can't satisfy load and storage battery fully; Controller can be with the maximum power point output of input source; According to the environment needs, should be the B district of Fig. 3 through monitoring unit control analogue means with maximum power point Pmax=34y*5x output; When storage battery is in the full state that fills, when the power that solar photovoltaic cell panel provides can satisfy load and storage battery, according to the environment needs, the C1 district or the C2 district that should the output voltage and the electric current of analogue means be transferred to Fig. 3; When filling under the full situation, should analogue means be transferred to the A district of Fig. 3 in zero load and battery.More than, can accomplish in communication and export with the solar photovoltaic cell panel that power-supply system needs.
In sum, according to the abovementioned embodiments of the present invention, a kind of processing unit, method and communication power supply of solar photovoltaic cell panel output is provided.Through output current, output voltage and the power output of obtaining and be provided with similar solar photovoltaic cell panel; Solved in the correlation technique; The problem of research and development, test or the on-site maintenance of factor affecting solar communications power supply products such as fund, space, weather environment; Thereby realized simulation, and then guaranteed research and development, test or the on-site maintenance of solar communications power supply product solar photovoltaic cell panel.
Obviously, it is apparent to those skilled in the art that above-mentioned each module of the present invention or each step can realize with the general calculation device; They can concentrate on the single calculation element; Perhaps be distributed on the network that a plurality of calculation element forms, alternatively, they can be realized with the executable program code of calculation element; Thereby; Can they be stored in the storage device and carry out, perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize by calculation element.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the processing unit of a solar photovoltaic cell panel output is characterized in that, comprising:
The DC voltage-stabilizing constant-current supply is used to export voltage of voltage regulation and/or continuous current;
Monitoring unit is used for output current, the output voltage of solar photovoltaic cell panel and the power output of solar photovoltaic cell panel according to the solar photovoltaic cell panel that obtains in advance, controls the output voltage and the output current of said DC voltage-stabilizing constant-current supply.
2. device according to claim 1 is characterized in that, said monitoring unit comprises:
First control module, the open circuit voltage that is used to control said DC voltage-stabilizing constant-current supply is 40 to 45 volts;
Second control module, the short circuit current that is used to control said DC voltage-stabilizing constant-current supply are 5 peaces.
3. device according to claim 2 is characterized in that, said monitoring unit also comprises:
The 3rd control module; Be used for when the output voltage of said DC voltage-stabilizing constant-current supply is 0 to 34 volt; Control power output linear increase of said DC voltage-stabilizing constant-current supply along with the increase of the output voltage of said DC voltage-stabilizing constant-current supply; And the output current of controlling said DC voltage-stabilizing constant-current supply is said short circuit current;
The 4th control module; Be used for when the output voltage of said DC voltage-stabilizing constant-current supply is 34 volts; The power output of controlling said DC voltage-stabilizing constant-current supply is a peak power output, and the output current of controlling said DC voltage-stabilizing constant-current supply is said short circuit current;
The 5th control module; Be used for output voltage when said DC voltage-stabilizing constant-current supply and be 34 volts during, control that the output current of said DC voltage-stabilizing constant-current supply is non-linear along with the increase of the output voltage of said DC voltage-stabilizing constant-current supply to be reduced fast to said open circuit voltage;
The 6th control module is used for when the output voltage of said DC voltage-stabilizing constant-current supply is said open circuit voltage, and the output current of controlling said DC voltage-stabilizing constant-current supply is zero.
4. device according to claim 2 is characterized in that, said monitoring unit comprises:
The 7th control module, the open circuit voltage that is used to control said DC voltage-stabilizing constant-current supply is that 40y to 45y lies prostrate, wherein y is a positive integer;
The 8th control module, the short circuit current that is used to control said DC voltage-stabilizing constant-current supply are the 5x peace, and wherein x is a positive integer.
5. device according to claim 4 is characterized in that, said monitoring unit also comprises:
The 9th control module; Be used for output voltage when said DC voltage-stabilizing constant-current supply and be 0 to 34y when lying prostrate; Control power output linear increase of said DC voltage-stabilizing constant-current supply along with the increase of the output voltage of said DC voltage-stabilizing constant-current supply; And the output current of controlling said DC voltage-stabilizing constant-current supply is said short circuit current;
The tenth control module; Be used for when the output voltage of said DC voltage-stabilizing constant-current supply is the 34y volt; The power output of controlling said DC voltage-stabilizing constant-current supply is a peak power output, and the output current of controlling said DC voltage-stabilizing constant-current supply is said short circuit current;
The 11 control module; When being used for output voltage when said DC voltage-stabilizing constant-current supply and being the 34y volt, control that the output current of said DC voltage-stabilizing constant-current supply is non-linear along with the increase of the output voltage of said DC voltage-stabilizing constant-current supply to be reduced fast to said open circuit voltage;
The 12 control module is used for when the output voltage of said DC voltage-stabilizing constant-current supply is said open circuit voltage, and the output current of controlling said DC voltage-stabilizing constant-current supply is zero.
6. device according to claim 5 is characterized in that, also comprises:
Digital power meter is used to measure the power output of said DC voltage-stabilizing constant-current supply;
Voltmeter is used to measure the output voltage of said DC voltage-stabilizing constant-current supply;
Ammeter is used to measure the output current of said DC voltage-stabilizing constant-current supply.
7. device according to claim 6 is characterized in that,
Also comprise storage battery;
Said monitoring unit also comprises:
The 13 control module is used for being in when filling full state when said storage battery, and the output voltage of controlling said DC voltage-stabilizing constant-current supply is said open circuit voltage.
8. device according to claim 7 is characterized in that,
Also comprise load;
Said monitoring unit also comprises:
The 14 control module is used for when said storage battery is in very the state of losing, and the output voltage of controlling said DC voltage-stabilizing constant-current supply is the 34y volt;
The 15 control module is used for being in when filling full state when said storage battery, and the output voltage of controlling said DC voltage-stabilizing constant-current supply is that 0 to 34y volt or 34y volt are to said open circuit voltage.
9. a communication power supply is characterized in that, comprises the processing unit of each described solar photovoltaic cell panel output in the claim 1 to 8.
10. the processing method of a solar photovoltaic cell panel output is characterized in that, comprising:
Monitoring unit is according to output current, the output voltage of solar photovoltaic cell panel and the power output of solar photovoltaic cell panel of the solar photovoltaic cell panel that obtains in advance, control output voltage and output current;
The DC voltage-stabilizing constant-current supply, according to the control of said monitoring unit, output voltage of voltage regulation and/or continuous current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010569442XA CN102487252A (en) | 2010-12-01 | 2010-12-01 | Solar-energy photovoltaic panel output processing apparatus and method thereof, and communication power supply |
Applications Claiming Priority (1)
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