CN205911757U - Photovoltaic cell organizes power supply system - Google Patents
Photovoltaic cell organizes power supply system Download PDFInfo
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- CN205911757U CN205911757U CN201620545338.XU CN201620545338U CN205911757U CN 205911757 U CN205911757 U CN 205911757U CN 201620545338 U CN201620545338 U CN 201620545338U CN 205911757 U CN205911757 U CN 205911757U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/70—Smart grids as climate change mitigation technology in the energy generation sector
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/12—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation
- Y04S10/123—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation the energy generation units being or involving renewable energy sources
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/242—Home appliances
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Abstract
The utility model provides a photovoltaic cell organizes power supply system relates to photovoltaic cell board, super capacitor and power module's series connection power circuit field. This photovoltaic cell organizes power supply system includes photovoltaic cell group, adapter and consumer device, and photovoltaic cell group, adapter and consumer device are established ties in proper order, and the adapter is used for organizing the voltage regulation of output and exporting stable voltage and supply power for the consumer device photovoltaic cell. Can realize the voltage of photovoltaic cell group output through the adapter and realize that efficient energy cycle is balanced, improve the whole output efficiency of photovoltaic cell group to prolong the life of photovoltaic cell group, practiced thrift the resource, provide steady job voltage for whole photovoltaic cell organizes power supply system when moving in addition.
Description
Technical field
The utility model is related to the Series power circuit field of photovoltaic battery panel, super capacitor and power module, specifically
For, it is related to a kind of photovoltaic cell group electric power system.
Background technology
Solar electrical energy generation is a kind of emerging renewable energy utilization method, and energy-conserving and environment-protective are following electricity consumption main trend
One of.Solar module (being also solar panel) is the core in solar power system, is also solar energy
Most important part in electricity generation system, its effect be convert solar energy into electrical energy be sent in battery store or promote negative
Carry work.The quality of solar panel and cost are directly determined quality and the cost of whole system.
Generated electricity by way of merging two or more grid systems using photovoltaic cell group power for electrical equipment or for battery electric power storage when, due to monomer photovoltaic electric
Cell voltage is too low to be used it is impossible to being directly accessed inverter and doing grid power source.Photovoltaic cell makees power supply must be by some cells
It is serially connected in photovoltaic cell group to power.Theoretically, the voltage of each photovoltaic cell of photovoltaic cell group is identical, but
It is in fact, the voltage of each photovoltaic cell is impossible identical.Each photovoltaic cell voltage is unbalanced may
The overall output power efficiency leading to photovoltaic cell group declines, thus leading to have the photovoltaic battery panel in photovoltaic cell group to accelerate always
Change, have a strong impact on the service life of photovoltaic cell group, cause the limited wasting of resources, in addition also result in electricity system and running
When spread of voltage.
Utility model content
In view of this, the purpose of the utility model embodiment is to provide a kind of photovoltaic cell group electric power system.
The utility model embodiment provide a kind of photovoltaic cell group electric power system, including photovoltaic cell group, adaptation with
And electrical equipment device, described photovoltaic cell group, described adaptation and described electrical equipment device be sequentially connected in series, described coupling
The voltage that device is used for the described photovoltaic cell group Voltage Cortrol exporting and exports equalization stable is that described electrical equipment device supplies
Electricity.
Further, described photovoltaic cell group electric power system also includes pressure reducing device, described adaptation, described pressure reducing device
And described electrical equipment device is sequentially connected in series.
Further, described photovoltaic cell group electric power system also includes inverter, described adaptation, described inverter and
Described electrical equipment device is sequentially connected in series.
Further, described photovoltaic cell group electric power system also includes pressure reducing device and battery, described adaptation, described
Pressure reducing device and described battery are sequentially connected in series.
Further, described adaptation includes control source module, input end voltage division circuit, voltage regulator module, rectification
Module, voltage output module and the first controller, described input end voltage division circuit is electrical with the positive pole of described photovoltaic cell group
Connect, described control source module respectively with described voltage regulator module, described voltage output module and described photovoltaic cell
The positive pole of group is electrically connected with, and the input voltage sampling end of described first controller is electrically connected with described input end voltage division circuit,
The voltage adjustment signal output end of described first controller is electrically connected with described voltage regulator module, described voltage output module
Also it is electrically connected with described rectification module, described control source module respectively, described first controller is used for by input voltage
Sampling end obtains voltage from described input end voltage division circuit, and described first controller is used for passing through voltage according to the voltage getting
Adjustment signal input part sends voltage adjustment signal to described voltage regulator module, and described voltage regulator module is used for according to described
Voltage adjustment signal controls the voltage of described voltage output module output, and described rectification module is same for carrying out to the electric current exporting
Step rectification output, described voltage output module is connected with described electrical equipment device.
Further, described input end voltage division circuit includes first resistor and second resistance, described first resistor and second
Between described photovoltaic cell group and ground, the input voltage sampling end of described first controller is electrically connected at first to resistant series
Between resistance and second resistance.
Further, described control source module includes the first filter capacitor and the first inductance, and the first filter capacitor is just
Pole, one end of the first inductance are all electrically connected with the positive pole of described photovoltaic cell group, the minus earth of described first filter capacitor,
The other end of described first inductance is electrically connected with described voltage regulator module.
Further, described voltage regulator module includes a mos pipe and 3rd resistor, the voltage of described first controller
The grid of adjustment signal output part, described 3rd resistor and a described mos pipe is sequentially connected in series, the leakage of a described mos pipe
Pole is electrically connected with described control source module, the source ground of a described mos pipe.
Further, described electrical equipment device includes second controller, temperature sensor and display screen, and described second
Controller is electrically connected with described adaptation, and described temperature sensor is used for for the temperature value detecting being transferred to second controller,
Described second controller shows for the temperature value of acquisition is transferred to described display screen.
Further, described electrical equipment device also includes gateway and temperature-adjusting device, and described gateway, described temperature are adjusted
Regulating device is electrically connected with described second controller respectively, and described gateway is used for the long-range temperature adjustment receiving a remote terminal transmission
Temperature adjustment instructions are simultaneously transferred to described second controller by instruction, and described second controller is used for obtaining described temperature adjustment
Described temperature-adjusting device is controlled to execute thermoregulator operation after instruction.
Compared with prior art, a kind of photovoltaic cell group electric power system that the utility model provides, is obtained by adaptation
The voltage of photovoltaic cell group, generates voltage adjustment signal according to the voltage getting and the voltage getting is adjusted, so that
The voltage of adaptation output is consistent with the reference voltage of adaptation pre-stored, and the voltage of achievable photovoltaic cell group output realizes height
The energy circulation equilibrium of effect, improves the overall output power efficiency of photovoltaic cell group, thus extending the use of photovoltaic cell group
In the life-span, save resource, in addition operationally provide stable operating voltage for whole photovoltaic cell group electric power system.
For enabling above-mentioned purpose of the present utility model, feature and advantage to become apparent, preferred embodiment cited below particularly, and
Accompanying drawing appended by cooperation, is described in detail below.
Brief description
Purpose, technical scheme and advantage for making the utility model embodiment are clearer, new below in conjunction with this practicality
Accompanying drawing in type embodiment, is clearly and completely described it is clear that being retouched to the technical scheme in the utility model embodiment
The embodiment stated is a part of embodiment of the utility model, rather than whole embodiments.Generally described in accompanying drawing herein and
The assembly of the utility model embodiment illustrating can be arranged with various different configurations and design.Therefore, below to attached
The detailed description of the embodiment of the present utility model that in figure provides is not intended to limit claimed scope of the present utility model,
But it is merely representative of selected embodiment of the present utility model.Based on the embodiment in the utility model, ordinary skill people
The every other embodiment that member is obtained under the premise of not making creative work, broadly falls into the model of the utility model protection
Enclose.
A kind of circuit of embodiment of photovoltaic cell group electric power system that Fig. 1 provides for the utility model embodiment connects frame
Figure；
The circuit of the another embodiment of the photovoltaic cell group electric power system that Fig. 2 provides for the utility model embodiment is even
Connect block diagram；
The circuit of the electrical equipment device that Fig. 3 provides for the utility model embodiment connects block diagram；
The adaptation that Fig. 4 provides for the utility model embodiment is connected block diagram with the circuit of photovoltaic cell group；
The electrical block diagram that the adaptation that Fig. 5 provides for the utility model embodiment is connected with photovoltaic cell group.
Wherein, the corresponding relation between reference and component names is as follows: photovoltaic cell group electric power system 100, photovoltaic
Battery pack 101, adaptation 102, electrical equipment device 103, pressure reducing device 104, inverter 105, battery 106, gateway 107,
Shift control switch 108, directional drive 109, the first controller 110, second controller 111, display screen 112, input divides
Volt circuit 113, control source module 114, control source module 115, voltage output module 116, rectification module 117, feedback point
Volt circuit 118, output end bleeder circuit 119, civil power 120, temperature sensor 121.
Specific embodiment
Below in conjunction with accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out clearly
Chu, it is fully described by it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole realities
Apply example.The assembly of the utility model embodiment generally described and illustrated in accompanying drawing herein can be come with various different configurations
Arrangement and design.Therefore, below the detailed description of the embodiment of the present utility model providing in the accompanying drawings is not intended to limit
Claimed scope of the present utility model, but it is merely representative of selected embodiment of the present utility model.Based on the utility model
Embodiment, the every other embodiment that those skilled in the art are obtained on the premise of not making creative work, all
Belong to the scope of the utility model protection.
Solar electrical energy generation is a kind of emerging renewable energy utilization method, and energy-conserving and environment-protective are following electricity consumption main trend
One of.Solar module (being also solar panel) is the core in solar power system, is also solar energy
Most important part in electricity generation system, its effect be convert solar energy into electrical energy be sent in battery store or promote negative
Carry work.The quality of solar panel and cost are directly determined quality and the cost of whole system.
Generated electricity by way of merging two or more grid systems using photovoltaic cell group power for electrical equipment or for battery electric power storage when, due to monomer photovoltaic electric
Cell voltage is too low to be used it is impossible to being directly accessed inverter and doing grid power source.Photovoltaic cell makees power supply must be by some cells
It is serially connected in photovoltaic cell group to power.Theoretically, the voltage of each photovoltaic cell of photovoltaic cell group is identical, but
It is in fact, the voltage of each photovoltaic cell is impossible identical.Each photovoltaic cell voltage is unbalanced may
The overall output power efficiency leading to photovoltaic cell group declines, thus leading to have the photovoltaic battery panel in photovoltaic cell group to accelerate always
Change, have a strong impact on the service life of photovoltaic cell group, cause the limited wasting of resources, in addition also result in electricity system and running
When spread of voltage.
In view of this, inventor observes and research discovery through long-term, there is provided a kind of photovoltaic cell group electric power system.Should
Photovoltaic cell group electric power system includes photovoltaic cell group, adaptation and electrical equipment device, photovoltaic cell group, adaptation and
Electrical equipment device is sequentially connected in series, and adaptation is used for the Voltage Cortrol to the output of photovoltaic cell group and to export stable voltage be use
Electric equipment device is powered.Efficient energy circulation equilibrium is realized by the voltage that adaptation can achieve the output of photovoltaic cell group, carries
The overall output power efficiency of high photovoltaic battery pack, thus extending the service life of photovoltaic cell group, has saved resource, in addition
Operationally provide stable operating voltage for whole photovoltaic cell group electric power system.
Below by specific embodiment and combine accompanying drawing the utility model is described in further detail.
Refer to Fig. 1, a kind of photovoltaic cell group electric power system 100 that the utility model embodiment provides, including photovoltaic electric
Pond group 101, adaptation 102, electrical equipment device 103, pressure reducing device 104, inverter 105 and battery 106.Photovoltaic cell
Group 101, adaptation 102, pressure reducing device 104 and electrical equipment device 103 are sequentially connected in series, adaptation 102, pressure reducing device 104
And battery 106 is sequentially connected in series.Pressure reducing device 104 is used for the voltage of adaptation 102 output is reduced, the electricity after reduction
Pressure with electricity supply and use equipment device 103 normally using and charge for battery 106.Adaptation 102 can be exported by inverter 105
Direct current energy is transformed into alternating current and powers for electrical equipment device 103, and inverter 105 is additionally operable to external civil power 120, inversion simultaneously
The direct current energy that adaptation 102 can be exported by device 105 be transformed into alternating current (generally 220v, 50hz sine wave) be supplied to external
Civil power 120.Adaptation 102 is used for the Voltage Cortrol to photovoltaic cell group 101 output and exports stable voltage for electrical equipment
Device 103 is powered.In addition, as shown in Fig. 2 it is also possible to be filled for electrical equipment by multiple photovoltaic cell groups 101 in the present embodiment
Put 103 or battery 106 power, and photovoltaic cell group 101 corresponds to an adaptation 102, each adaptation 102 all with
Pressure reducing device 104 is connected.
As shown in figure 3, electrical equipment device 103 includes gateway 107, second controller 111, temperature sensor 121, display
Screen 112, shift control switch 108 and directional drive 109, second controller 111 passes through pressure reducing device 104 and adaptation
102 electrical connections, temperature sensor 121 can be used for detecting indoor temperature and the temperature value detecting being transferred to second controller
111, second controller 111 is used for the temperature value of acquisition is transferred to display screen 112 showing, gateway 107 and second controller 111
Electrical connection.Shift control switch 108, directional drive 109 are electrically connected with second controller 111 respectively, directional drive 109 with
Photovoltaic cell group 101 electrically connects, and shift control switch 108 is used for obtaining the course changing control instruction of user input and by course changing control
Instruction is transferred to second controller 111, and second controller 111 is used for obtaining course changing control and instructing controlling directional drive 109 to drive
The photovoltaic battery panel of dynamic photovoltaic cell group 101 rotates, convenient and swift.
As shown in figure 4, adaptation 102 includes control source module 114, input end voltage division circuit 113, control source module
115th, rectification module 117, voltage output module 116, feedback bleeder circuit 118, output end bleeder circuit 119 and the first control
Device 110, input end voltage division circuit 113 is electrically connected with the positive pole of photovoltaic cell group 101, control source module 114 respectively with electricity
The positive pole of pressure input module 115, voltage output module 116 and photovoltaic cell group 101 is electrically connected with, the first controller 110
Input voltage sampling end is electrically connected with input end voltage division circuit 113, the voltage adjustment signal output end of the first controller 110 with
Control source module 115 is electrically connected with, and voltage output module 116 is also electric with rectification module 117, control source module 114 respectively
Property connect, the first controller 110 is used for obtaining voltage, the first control by input voltage sampling end from input end voltage division circuit 113
Device 110 processed is used for sending voltage adjustment signal to control source mould according to the voltage getting by voltage adjustment signal input
Block 115, control source module 115 is used for the voltage according to voltage adjustment signal control voltage output module 116 output, rectification mould
Block 117 is used for the electric current of control source module 115 output is synchronized with rectification output, and voltage output module 116 and electricity consumption set
Standby device 103 connects, and output end bleeder circuit 119 is electrically connected with voltage output module 116, the first controller 110 respectively, feedback
Bleeder circuit 118 is electrically connected with the first controller 110, control source module 115 respectively.
As shown in figure 5, control source module 114 includes the first filter capacitor c1 and the first inductance l1, input partial pressure electricity
Road 113 includes first resistor r1 and second resistance r2, and control source module 115 includes a mos pipe qm1 and 3rd resistor r3,
Rectification module 117 includes rectifying device, and voltage output module 116 includes the second filter capacitor c2, the second inductance l2 and voltage
Output end v0ut, output end bleeder circuit 119 includes the 7th resistance r7 and the 8th resistance r8.First controller 110 includes inputting
Voltage sample end vin, voltage adjustment signal output end rvd1, feedback voltage sampling end cs/t, synchronous rectification signal output end
Rvd2 and output voltage sampling end vo.
First resistor r1 and second resistance r2 are series between photovoltaic cell group 101 and ground, the input of the first controller 110
Voltage sample end is electrically connected between first resistor r1 and second resistance r2.The voltage adjustment signal of the first controller 110 is defeated
Go out to hold the grid of rvd1,3rd resistor r3 and a mos pipe qm1 to be sequentially connected in series, 3rd resistor r3 is used for by a mos
The electric current of pipe qm1 carries out current limliting.Feedback bleeder circuit 118 includes the 4th resistance r4, the drain electrode of a mos pipe qm1 and the first electricity
One end of sense l1 is electrically connected with, and the 4th resistance r4 is electrically connected between source electrode and the ground of a mos pipe qm1, the first controller
110 feedback voltage sampling end cs/t is electrically connected between the 4th resistance r4 and the source electrode of a mos pipe qm1.First control
The feedback voltage sampling end cs/t of device 110 adjusts accounting for of voltage adjustment signal again according to the voltage of the 4th resistance r4 sampling
Empty ratio, thus more precisely adjust output voltage.
The positive pole of the first filter capacitor c1, one end of the first inductance l1 are all electrically connected with the positive pole of photovoltaic cell group 101,
The minus earth pgnd1 of the first filter capacitor c1.First inductance l1 and the second inductance l2 is wound in same iron core, and the first inductance
The equal turn numbers of the coil of l1 and the second inductance l2, the first inductance l1 passes through electromagnetic induction and passes the voltage at the first inductance l1 two ends
It is handed to the two ends of the second inductance l2.One end of second filter capacitor c2, one end of the second inductance l2 and voltage output end vout
It is electrically connected with, the other end ground connection of the second filter capacitor c2.The other end of the second inductance l1 and one end of rectifying device electrically connect
Connect, synchronous rectification signal output end rvd2 of the other end of rectifying device and the first controller 110 is electrically connected with.First filtered electrical
Hold c1 to be used for the voltage of photovoltaic cell group 101 input is filtered, the second filter capacitor c2 is used for voltage output end vout
The voltage of output is filtered.
In the present embodiment, rectifying device can adopt commutation diode, one end of commutation diode and the first controller 110
Synchronous rectification signal output end rvd2 is electrically connected with, and the other end of commutation diode and the second inductance l2 are electrically connected with.Rectification two
It is defeated from voltage output end vout that the alternating current producing when the first inductance, the second inductance discharge and recharge can be converted into direct current by pole pipe
Go out.
In the present embodiment, rectifying device can also adopt the 2nd mos pipe qm2, and rectification module 117 also includes the 5th resistance
R5, the 6th resistance r6.The grid of the 6th resistance r6 and the 2nd mos pipe qm2 is electrically connected with, the other end and first of the 6th resistance r6
Synchronous rectification signal output end rvd2 of controller 110 is electrically connected with, and the 6th resistance r6 is used for inflow the 2nd mos pipe qm2's
Electric current carries out current limliting.One end of 5th resistance r5 is electrically connected with the source electrode of the 2nd mos pipe qm2, the other end of the 5th resistance r5
Ground connection.The drain electrode of the 2nd mos pipe qm2 is connected with the other end of the second inductance l2.2nd mos pipe qm2 can be used for synchronous rectification, and
And with respect to rectifies, the pressure drop very little of the 2nd mos pipe qm2, the therefore the 2nd mos pipe qm2 loss is less, therefore originally
Embodiment, it is preferred to use the 2nd mos pipe qm2 is as rectifying device.
Output end bleeder circuit 119 includes the 7th resistance r7 and the 8th resistance r8, the 7th resistance r7 and the 8th resistance r8 string
It is coupled between voltage output end vout and ground, the input voltage sampling end of the first controller 110 is electrically connected at the 7th resistance r7
With the 8th between resistance r8.In the present embodiment, the 7th resistance r7, the 8th resistance r8 respectively with first resistor r1, second resistance
R2 resistance and function phase are with here just no longer more to be repeated.By the output voltage sampling end vo of the first controller 110 to the 8th
The magnitude of voltage at resistance r8 two ends is acquired, if the magnitude of voltage determining acquisition the 8th resistance r8 two ends is believed by Voltage Cortrol
Number output end rvd1 controls the size of the communication channel of a mos pipe qm1, so that output voltage stabilization.
In sum, a kind of photovoltaic cell group electric power system 100 that the utility model provides, is obtained by adaptation 102
The voltage of photovoltaic cell group 101, generates voltage adjustment signal according to the voltage getting and the voltage getting is adjusted, with
Make the voltage that adaptation 102 exports consistent with the reference voltage of adaptation 102 pre-stored, achievable photovoltaic cell group 101 exports
Voltage realize the equilibrium of efficient energy circulation, improve the overall output power efficiency of photovoltaic cell group 101, thus extending light
The service life of volt battery pack 101, has saved resource, in addition operationally provides for whole photovoltaic cell group electric power system 100
Stable operating voltage.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation are made a distinction with another entity or operation, and not necessarily require or imply these entities or deposit between operating
In any this actual relation or order.And, term " inclusion ", "comprising" or its any other variant are intended to
Comprising of nonexcludability, wants so that including a series of process of key elements, method, article or equipment and not only including those
Element, but also include other key elements being not expressly set out, or also include for this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions, the key element that limited by sentence "including a ..." it is not excluded that
Also there is other identical element including in the process of described key element, method, article or equipment.
The above, specific embodiment only of the present utility model, but protection domain of the present utility model does not limit to
In this, any those familiar with the art, in the technical scope that the utility model discloses, can readily occur in change
Or replace, all should cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should described to weigh
The protection domain that profit requires is defined.
Claims (9)
1. a kind of photovoltaic cell group electric power system is it is characterised in that include photovoltaic cell group, adaptation and electrical equipment dress
Put, described photovoltaic cell group, described adaptation and described electrical equipment device are sequentially connected in series, described adaptation is used for described
The Voltage Cortrol of photovoltaic cell group output simultaneously exports the voltage of equalization stable and powers for described electrical equipment device, described adaptation
Including control source module, input end voltage division circuit, voltage regulator module, rectification module, voltage output module and the first control
Device processed, the positive pole of described input end voltage division circuit and described photovoltaic cell group is electrically connected with, described control source module respectively with
The positive pole of described voltage regulator module, described voltage output module and described photovoltaic cell group is electrically connected with, described first control
The input voltage sampling end of device processed is electrically connected with described input end voltage division circuit, the voltage adjustment signal of described first controller
Output end is electrically connected with described voltage regulator module, described voltage output module also respectively with described rectification module, described electricity
Pressure input module is electrically connected with, and described first controller is used for by described input voltage sampling end from described input partial pressure electricity
Road obtains voltage, and described first controller is additionally operable to send voltage according to the voltage getting by voltage adjustment signal input
To described voltage regulator module, described voltage regulator module is used for controlling described electricity according to described voltage adjustment signal adjustment signal
The voltage of pressure output module output, described rectification module is used for the electric current of output is synchronized with rectification output, and described voltage is defeated
Go out module to be connected with described electrical equipment device.
2. photovoltaic cell group electric power system according to claim 1 is it is characterised in that described photovoltaic cell group electric power system
Also include pressure reducing device, described adaptation, described pressure reducing device and described electrical equipment device are sequentially connected in series.
3. photovoltaic cell group electric power system according to claim 1 is it is characterised in that described photovoltaic cell group electric power system
Also include inverter, described adaptation, described inverter and described electrical equipment device are sequentially connected in series.
4. photovoltaic cell group electric power system according to claim 1 is it is characterised in that described photovoltaic cell group electric power system
Also include pressure reducing device and battery, described adaptation, described pressure reducing device and described battery are sequentially connected in series.
5. photovoltaic cell group electric power system according to claim 1 is it is characterised in that described input end voltage division circuit includes
First resistor and second resistance, described first resistor and second resistance are series between described photovoltaic cell group and ground, and described
The input voltage sampling end of one controller is electrically connected between first resistor and second resistance.
6. photovoltaic cell group electric power system according to claim 1 is it is characterised in that described control source module includes
One filter capacitor and the first inductance, the positive pole of the first filter capacitor, the first inductance one end all with described photovoltaic cell group just
Pole electric connection, the minus earth of described first filter capacitor, the other end of described first inductance and described voltage regulator module
It is electrically connected with.
7. photovoltaic cell group electric power system according to claim 1 is it is characterised in that described voltage regulator module includes
One mos pipe and 3rd resistor, the voltage adjustment signal output end of described first controller, described 3rd resistor and described first
The grid of mos pipe is sequentially connected in series, and the drain electrode of a described mos pipe is electrically connected with described control source module, a described mos
The source ground of pipe.
8. photovoltaic cell group electric power system according to claim 1 is it is characterised in that described electrical equipment device includes
Two controllers, temperature sensor and display screen, described second controller is electrically connected with described adaptation, described temperature sensor
For the temperature value detecting is transferred to second controller, described second controller is used for for the temperature value of acquisition being transferred to institute
State display screen to show.
9. photovoltaic cell group electric power system according to claim 8 is it is characterised in that described electrical equipment device also includes
Gateway and temperature-adjusting device, described gateway, described temperature-adjusting device are electrically connected with described second controller respectively, described
Gateway is used for the temperature adjustment instructions of long-range reception one remote terminal transmission and temperature adjustment instructions is transferred to described second control
Device processed, described second controller is used for after obtaining described temperature adjustment instructions controlling described temperature-adjusting device execution temperature to adjust
The operation of section.
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| CN201620545338.XU CN205911757U (en) | 2016-06-07 | 2016-06-07 | Photovoltaic cell organizes power supply system |
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| CN201620545338.XU CN205911757U (en) | 2016-06-07 | 2016-06-07 | Photovoltaic cell organizes power supply system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109756576A (en) * | 2019-01-31 | 2019-05-14 | 河北荣毅通信有限公司 | A kind of photoelectric grid system |
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2016
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109756576A (en) * | 2019-01-31 | 2019-05-14 | 河北荣毅通信有限公司 | A kind of photoelectric grid system |
| CN109756576B (en) * | 2019-01-31 | 2022-08-26 | 河北荣毅通信有限公司 | Photoelectric network system |
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Inventor after: Hu Runze Inventor after: Hu Congcong Inventor after: Che Binghua Inventor after: Hu Xiaoxiao Inventor before: Hu Runze Inventor before: Hu Congcong Inventor before: Gu Tianhao Inventor before: Wu Liumei Inventor before: Xia Jinsong |
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Effective date of registration: 20170308 Address after: 518000 Guangdong City, Longgang District, Buji street, C building, the largest exchange room, room, room 2003 Patentee after: Shenzhen city Kailve Technology Co. Ltd. Address before: 518000 Guangdong city of Shenzhen province Qianhai Shenzhen Hong Kong cooperation zone before Bay Road No. 1 building 201 room A (located in Shenzhen Qianhai business secretary Co. Ltd.) Patentee before: Shenzhen Runze Innovation Energy Technology Co., Ltd. |
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Granted publication date: 20170125 Termination date: 20170607 |