CN205670744U - Electromagnetic induction pressure-equalizing device - Google Patents
Electromagnetic induction pressure-equalizing device Download PDFInfo
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- CN205670744U CN205670744U CN201620545915.5U CN201620545915U CN205670744U CN 205670744 U CN205670744 U CN 205670744U CN 201620545915 U CN201620545915 U CN 201620545915U CN 205670744 U CN205670744 U CN 205670744U
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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
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
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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
Abstract
This utility model embodiment provides a kind of electromagnetic induction pressure-equalizing device, relates to the Series power circuit of photovoltaic battery panel, super capacitor and power module.This electromagnetic induction pressure-equalizing device includes voltage input module, input end voltage division circuit, voltage regulator module, rectification module, voltage output module and controller, input end voltage division circuit is for being connected with the positive electrical of a photovoltaic cell group, the input voltage sampling end of controller electrically connects with input end voltage division circuit, the voltage adjustment signal outfan of controller electrically connects with voltage regulator module, and voltage output module electrically connects with rectification module, voltage regulator module respectively.The voltage that can be realized the output of photovoltaic cell group by this electromagnetic induction pressure-equalizing device realizes the equilibrium of efficient energy circulation, improve the overall output usefulness of photovoltaic cell group, thus extend the service life of photovoltaic cell group, save resource, stable running voltage is additionally operationally provided for electricity system.
Description
Technical field
This utility model relates to the Series power circuit field of photovoltaic battery panel, super capacitor and power module, specifically
For, relate to a kind of electromagnetic induction pressure-equalizing device.
Background technology
Solar electrical energy generation is a kind of emerging renewable energy utilization method, energy-conserving and environment-protective, is following electricity consumption major 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 accumulator to store or promote negative
Carry work.The quality of solar panel and cost will directly determine quality and the cost of whole system.
When utilizing photovoltaic cell group to generate electricity by way of merging two or more grid systems as electrical equipment to power or for accumulator electric power storage, due to monomer photovoltaic electric
Cell voltage is the lowest, it is impossible to is directly accessed inverter and does grid power source use.Photovoltaic cell makees power supply must be by some cells
It is serially connected in photovoltaic cell group to power.Theoretically, the voltage of photovoltaic cell each photovoltaic cell of group is identical, but
It is it practice, the voltage of each photovoltaic cell is impossible identical.Each photovoltaic cell voltage is unbalanced may
The overall output usefulness causing photovoltaic cell group declines, thus the photovoltaic battery panel in causing having photovoltaic cell group accelerates old
Change, have a strong impact on the service life of photovoltaic cell group, cause the limited wasting of resources, additionally also result in electricity system and running
Time running voltage unstable.
Utility model content
In view of this, the purpose of this utility model embodiment is to provide a kind of electromagnetic induction pressure-equalizing device, on improving
State problem.
A kind of electromagnetic induction pressure-equalizing device that this utility model embodiment provides, divides including voltage input module, input
Volt circuit, voltage regulator module, rectification module, voltage output module and controller, described input end voltage division circuit for
The positive electrical of one photovoltaic cell group connects, and described voltage input module exports with described voltage regulator module, described voltage respectively
Module and the electrical connection of described photovoltaic cell group, the input voltage sampling end of described controller and described input end voltage division circuit electricity
Connecting, the voltage adjustment signal outfan of described controller electrically connects with described voltage regulator module, described voltage output module
Electrically connecting with described rectification module, described voltage regulator module the most respectively, described controller is for adopting by described input voltage
Sample end obtains voltage from described input end voltage division circuit, and the voltage that described controller is additionally operable to according to getting passes through Voltage Cortrol
Signal input part sends voltage adjustment signal and is used for according to described voltage to described voltage regulator module, described voltage regulator module
Adjusting signal and control the voltage of described voltage output module output, described rectification module is for synchronizing whole to the electric current of output
Stream output.
Further, described input end voltage division circuit includes the first resistance and the second resistance, described first resistance and second
Resistant series between described photovoltaic cell group and ground, the input voltage sampling end of described controller be electrically connected to the first resistance and
Between second resistance.
Further, described voltage input module includes the first filter capacitor and the first inductance, and the first filter capacitor is just
Pole, one end all positive electrical with described photovoltaic cell group of the first inductance are connected, and the negative pole of described first filter capacitor is used for connecing
Ground, the other end of described first inductance electrically connects with described voltage regulator module.
Further, described voltage regulator module includes the first metal-oxide-semiconductor and the 3rd resistance, the Voltage Cortrol of described controller
The grid of signal output part, described 3rd resistance and described first metal-oxide-semiconductor is sequentially connected in series, the drain electrode of described first metal-oxide-semiconductor with
Described voltage input module electrically connects, the source ground of described first metal-oxide-semiconductor.
Further, described electromagnetic induction pressure-equalizing device also includes feeding back bleeder circuit, the feedback voltage of described controller
Sampling end electrically connects with described feedback bleeder circuit, and described controller is additionally operable to by the collection of described feedback voltage sampling end described
The voltage of feedback bleeder circuit, adjusts according to voltage regulator module described in the Control of Voltage of the described feedback bleeder circuit collected
The voltage of described voltage output module output.
Further, described feedback bleeder circuit includes that the 4th resistance, described 4th resistance are electrically connected to described voltage and adjust
Between mould preparation block and ground, the feedback voltage sampling end of described controller is electrically connected to described 4th resistance and described Voltage Cortrol mould
Between block.
Further, described rectification module includes the second metal-oxide-semiconductor, the 5th resistance and the 6th resistance, described 5th resistance
One end electrically connect with the source electrode of described second metal-oxide-semiconductor, the other end ground connection of described 5th resistance, the leakage of described second metal-oxide-semiconductor
Pole electrically connects with described voltage output module, and one end of described 6th resistance electrically connects with the grid of described second metal-oxide-semiconductor, described
The other end of the 6th resistance electrically connects with the synchronous rectification signal outfan of described controller.
Further, described rectifying device includes commutation diode, one end of described commutation diode and described controller
Synchronous rectification signal outfan electrical connection, the other end of described commutation diode electrically connects with described voltage output module.
Further, described voltage output module includes the second filter capacitor, the second inductance and voltage output end, described
The positive pole of the second filter capacitor, one end of the second inductance all electrically connect with described voltage output end, described second filter capacitor
Minus earth, the other end of described second inductance electrically connects with described voltage output module.
Further, described electromagnetic induction pressure-equalizing device also includes outfan bleeder circuit, described outfan bleeder circuit
Electrically connecting with described voltage output module, the output voltage sampling end of described controller is electrically connected with described outfan bleeder circuit
Connecing, described controller for obtaining the voltage of described outfan bleeder circuit by described output voltage sampling end, and foundation is adopted
Voltage regulator module described in the Control of Voltage of the described outfan bleeder circuit that collection arrives adjusts the output of described voltage output module
Voltage stabilization.
Compared with prior art, a kind of electromagnetic induction pressure-equalizing device that this utility model provides, by the input of controller
Voltage sample end obtains voltage from input end voltage division circuit, is sent by voltage adjustment signal input according to the voltage got
Voltage adjustment signal, to described voltage regulator module, is exported by voltage output end described in the Duty ratio control of voltage adjustment signal
Voltage, thus adjust the voltage of voltage output end so that the voltage of voltage output end is consistent with the reference voltage of pre-stored, then
Utilize rectification module for the electric current of output is carried out synchronous rectification output.Photovoltaic can be realized by this electromagnetic induction pressure-equalizing device
The voltage of set of cells output realizes the equilibrium of efficient energy circulation, improves the overall output usefulness of photovoltaic cell group, thus
Extend the service life of photovoltaic cell group, saved resource, stable work electricity is additionally operationally provided for electricity system
Pressure.
For making above-mentioned purpose of the present utility model, feature and advantage to become apparent, preferred embodiment cited below particularly, and
Coordinate appended accompanying drawing, be described in detail below.
Accompanying drawing explanation
For making the purpose of this utility model embodiment, technical scheme and advantage clearer, new below in conjunction with this practicality
Accompanying drawing in type embodiment, is clearly and completely described the technical scheme in this utility model embodiment, it is clear that retouched
The embodiment stated is a part of embodiment of this utility model rather than whole embodiments.Generally described in the accompanying drawing herein and
The assembly of this utility model embodiment illustrated can be arranged with various different configurations and design.Therefore, below to attached
The detailed description of the embodiment of the present utility model provided in figure 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 this utility model, ordinary skill people
The every other embodiment that member is obtained under not making creative work premise, broadly falls into the model of this utility model protection
Enclose.
The circuit of the electromagnetic induction pressure-equalizing device that Fig. 1 provides for this utility model preferred embodiment connects block diagram；
The electrical block diagram of the electromagnetic induction pressure-equalizing device that Fig. 2 provides for this utility model preferred embodiment.
Wherein, the corresponding relation between reference and component names is as follows: controller 101, photovoltaic cell group 102,
Input end voltage division circuit 103, voltage input module 104, voltage regulator module 105, feed back bleeder circuit 106, voltage is defeated
Go out module 107, rectification module 108, outfan bleeder circuit 109.
Detailed description of the invention
Below in conjunction with accompanying drawing in this utility model embodiment, the technical scheme in this 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 this utility model rather than whole realities
Execute example.Generally can be next with various different configurations with the assembly of this utility model embodiment illustrated described in accompanying drawing herein
Arrange and design.Therefore, below the detailed description of the embodiment of the present utility model provided 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 this 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 this utility model protection.
It should also be noted that similar label and letter represent similar terms, therefore, the most a certain Xiang Yi in following accompanying drawing
Individual accompanying drawing is defined, then need not it be defined further and explains in accompanying drawing subsequently.Meanwhile, new in this practicality
In the description of type, term " first ", " second " etc. are only used for distinguishing and describe, and it is not intended that indicate or imply relatively important
Property.
Solar electrical energy generation is a kind of emerging renewable energy utilization method, energy-conserving and environment-protective, is following electricity consumption major 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 accumulator to store or promote negative
Carry work.The quality of solar panel and cost will directly determine quality and the cost of whole system.
When utilizing photovoltaic cell group to generate electricity by way of merging two or more grid systems as electrical equipment to power or for accumulator electric power storage, due to monomer photovoltaic electric
Cell voltage is the lowest, it is impossible to is directly accessed inverter and does grid power source use.Photovoltaic cell makees power supply must be by some cells
It is serially connected in photovoltaic cell group to power.Theoretically, the voltage of photovoltaic cell each photovoltaic cell of group is identical, but
It is it practice, the voltage of each photovoltaic cell is impossible identical.Each photovoltaic cell voltage is unbalanced may
The overall output usefulness causing photovoltaic cell group declines, thus the photovoltaic battery panel in causing having photovoltaic cell group accelerates old
Change, have a strong impact on the service life of photovoltaic cell group, cause the limited wasting of resources, additionally also result in electricity system and running
Time running voltage unstable.
In view of this, inventor observes and research discovery through long-term, it is provided that a kind of electromagnetic induction pressure-equalizing device.This electricity
Magnetic induction pressure-equalizing device includes voltage input module, input end voltage division circuit, voltage regulator module, rectification module, voltage
Output module and controller, input end voltage division circuit is used for being connected with the positive electrical of a photovoltaic cell group, voltage input module
Positive electrical with voltage regulator module, voltage output module and photovoltaic cell group is connected respectively, and the input voltage of controller is adopted
Sample end electrically connects with input end voltage division circuit, and the voltage adjustment signal outfan of controller electrically connects with voltage regulator module, electricity
Pressure output module electrically connects with rectification module, voltage regulator module respectively.Photovoltaic can be realized by this electromagnetic induction pressure-equalizing device
The voltage of set of cells output realizes the equilibrium of efficient energy circulation, improves the overall output usefulness of photovoltaic cell group, thus
Extend the service life of photovoltaic cell group, saved resource, stable work electricity is additionally operationally provided for electricity system
Pressure.
Below by specific embodiment and combine accompanying drawing this utility model is described in further detail.
Refer to Fig. 1, a kind of electromagnetic induction pressure-equalizing device that this utility model embodiment provides, voltage input module 104,
Input end voltage division circuit 103, voltage regulator module 105, rectification module 108, voltage output module 107, outfan bleeder circuit
109, feedback bleeder circuit 106 and controller 101.Voltage input module 104 is defeated with voltage regulator module 105, voltage respectively
The positive electrical going out module 107 and photovoltaic cell group 102 connects, and photovoltaic cell group 102 is in series by multiple photovoltaic battery panels,
The input voltage sampling end of controller 101 electrically connects with input end voltage division circuit 103, and the voltage adjustment signal of controller 101 is defeated
Go out end electrically connect with voltage regulator module 105, voltage output module 107 the most respectively with rectification module 108, voltage regulator module
105 electrical connections, controller 101 is for obtaining voltage, controller by input voltage sampling end from input end voltage division circuit 103
101 for sending voltage adjustment signal to voltage regulator module according to the voltage got by voltage adjustment signal input
105, voltage regulator module 105 for controlling the voltage of voltage output module 107 output, rectification module according to voltage adjustment signal
108 for carrying out synchronous rectification output to the electric current of output.Controller 101 is additionally operable to be fed back by feedback voltage sampling end collection
The voltage of bleeder circuit 106, adjusts voltage according to the Control of Voltage voltage regulator module of the feedback bleeder circuit 106 collected defeated
Go out the voltage of module 107 output；The voltage of outfan bleeder circuit 109 is obtained by output voltage sampling end, and according to gathering
To the Control of Voltage voltage regulator module 105 of outfan bleeder circuit 109 adjust the electricity of described voltage output module 107 output
Pressure is stable.
Referring to Fig. 2, specifically, voltage input module 104 includes the first filter capacitor C1 and the first inductance L1, input
Bleeder circuit 103 includes the first resistance R1 and the second resistance R2, and voltage regulator module includes the first metal-oxide-semiconductor QM1 and the 3rd resistance
R3, feedback bleeder circuit includes that the 4th resistance R4, rectification module 108 include that rectifying device, voltage output module 107 include second
Filter capacitor C2, the second inductance L2 and voltage output end V0UT, outfan bleeder circuit 109 includes the 7th resistance R7 and the 8th
Resistance R8.Controller 101 includes input voltage sampling end VIN, voltage adjustment signal outfan RVD1, feedback voltage sampling end
CS/T, synchronous rectification signal outfan RVD2 and output voltage sampling end VO.
First resistance R1 and the second resistance R2 is series between photovoltaic cell group 102 and ground, the input voltage of controller 101
Sampling end is electrically connected between the first resistance R1 and the second resistance R2.
In view of under normal circumstances, the running voltage of controller 101 is 0～5V, and the voltage of photovoltaic cell group 102 output
It is far longer than 5V, so that specified at controller 101 of the voltage that collects of the input voltage sampling end VIN of controller 101
In operating voltage range, in the present embodiment, the resistance of the first resistance R1 resistance more than the second resistance R2.Due to controller 101
Input voltage sampling end VIN gather voltage be the second resistance R2 both end voltage, therefore by the first resistance R1 and the second resistance
The ratio of the resistance of R2 is adjusted to certain value.Such as, the resistance of the first resistance R1 is 56K Ω, and the resistance of the second resistance R2 is
10K Ω, can realize the voltage of input voltage sampling end VIN collection of controller 101 in the range of rated operational voltage.
The grid of voltage adjustment signal outfan RVD1, the 3rd resistance R3 and the first metal-oxide-semiconductor QM1 of controller 101 depends on
Secondary series connection, the 3rd resistance R3 is for carrying out current limliting to by the electric current of the first metal-oxide-semiconductor QM1.The drain electrode of the first metal-oxide-semiconductor QM1 and the
One end electrical connection of one inductance L1, the 4th resistance R4 is electrically connected between source electrode and the ground of the first metal-oxide-semiconductor QM1, controller 101
Feedback voltage sampling end CS/T is electrically connected between the source electrode of the 4th resistance R4 and the first metal-oxide-semiconductor QM1, and the 4th resistance R4 is for right
The electric current flowing into the first metal-oxide-semiconductor QM1 carries out current limliting.The feedback voltage sampling end CS/T of controller 101 is according to the 4th sampled
The voltage of resistance R4 adjusts the dutycycle of voltage adjustment signal again, thus more precisely adjusts output voltage.
The positive pole of the first filter capacitor C1, one end all positive electrical with photovoltaic cell group 102 of the first inductance L1 are connected, and
The negative pole of one filter capacitor C1 is used for ground connection PGND1.First inductance L1 and the second inductance L2 is wound in same iron core, and the first electricity
The equal turn numbers of the coil of sense L1 and the second inductance L2, the first inductance L1 passes through electromagnetic induction by the voltage at the first inductance L1 two ends
It is transferred 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 electrically connects, the other end ground connection of the second filter capacitor C2.The other end of the second inductance L2 is electrically connected with one end of rectifying device
Connecing, the other end of rectifying device electrically connects with the synchronous rectification signal outfan RVD2 of controller 101.First filter capacitor C1 uses
Being filtered in the voltage inputting photovoltaic cell group 102, the second filter capacitor C2 is for voltage output end VOUT output
Voltage is filtered.
In the present embodiment, rectifying device can use commutation diode, and one end of commutation diode is synchronization with controller 101
Rectified signal outfan RVD2 electrically connects, the other end of commutation diode and the second inductance L2 electrical connection.Commutation diode includes
PN junction, has positive pole SUNBTA1 and two terminals of negative pole PGND1.By commutation diode self unilateral conduction, in circuit,
Electric current can only flow into from the positive pole SUNBTA1 of diode, and negative pole PGND1 flows out, therefore commutation diode can by the first inductance L1,
The alternating current produced during the second inductance L2 discharge and recharge is converted into unidirectional current and exports from voltage output end VOUT.
In the present embodiment, rectifying device can also use the second metal-oxide-semiconductor QM2, and rectification module 108 also includes the 5th resistance
R5, the 6th resistance R6.The grid electrical connection of the 6th resistance R6 and the second metal-oxide-semiconductor QM2, the other end of the 6th resistance R6 and controller
The synchronous rectification signal outfan RVD2 electrical connection of 101, the 6th resistance R6 is for carrying out the electric current flowing into the second metal-oxide-semiconductor QM2
Current limliting.One end of 5th resistance R4 electrically connects with the source electrode of the second metal-oxide-semiconductor QM2, the other end ground connection of the 5th resistance R4, the 5th electricity
Resistance R4 is for carrying out current limliting to the electric current flowing into the second metal-oxide-semiconductor QM2.Drain electrode and another of the second inductance L2 of the second metal-oxide-semiconductor QM2
End connects.Second metal-oxide-semiconductor QM2 can be used for synchronous rectification, and relative to rectifies, the pressure drop of the second metal-oxide-semiconductor QM2
The least, therefore the second metal-oxide-semiconductor QM2 loss is less, therefore the present embodiment, it is preferred to use the second metal-oxide-semiconductor QM2 is as rectifying device.
7th resistance R7 and the 8th resistance R8 is series between voltage output end VOUT and ground, the input electricity of controller 101
Pressure sampling end is electrically connected between the 7th resistance R7 and the 8th resistance R8.7th resistance R7, the 8th resistance R8 are electric with first respectively
Much more no longer resistance R1, the second resistance R2 resistance are identical with function, to repeat at this.Sampled by the output voltage of controller 101
The magnitude of voltage at the 8th resistance R8 two ends is acquired by end VO, if the magnitude of voltage determining acquisition the 8th resistance R8 two ends i.e. passes through
Voltage adjustment signal outfan RVD1 controls the size of the communication channel of the first metal-oxide-semiconductor QM1, so that export stable work
Voltage.
In sum, a kind of electromagnetic induction pressure-equalizing device that this utility model provides, by the voltage sample of controller 101
Outfan gathers the voltage (i.e. the voltage of one of them photovoltaic battery panel of photovoltaic cell group 102) of the second resistance R2, controller
101 collect after magnitude of voltage according to the standard output magnitude of voltage of pre-stored by voltage adjustment signal outfan RVD1 output voltage
Adjusting signal to the first metal-oxide-semiconductor QM1, by the dutycycle of voltage adjustment signal, (dutycycle refers to conduction time of pulse signal
Ratio with power cycles.In a string preferable pulse period sequence, the persistent period of positive pulse and the ratio in pulse total cycle)
Adjust the size of the communication channel of the first metal-oxide-semiconductor QM1, thus adjust the voltage of the first inductance L1, thus adjust voltage output end
The voltage of VOUT.Such as, if the voltage of the second resistance R2 collected is bigger than normal, then the dutycycle of the voltage adjustment signal sent is relatively
Little, thus the communication channel controlling the first metal-oxide-semiconductor QM1 reduces, thus reduce the voltage at the first inductance L1 two ends, thus reduce electricity
The voltage of pressure outfan VOUT.If otherwise the voltage of the second resistance R2 collected is less than normal, then the voltage adjustment signal sent
Dutycycle is relatively big, thus the communication channel controlling the first metal-oxide-semiconductor QM1 increases, thus increases the voltage at the first inductance L1 two ends, from
And increase the voltage of voltage output end VOUT.
The feedback voltage sampling end CS/T of controller 101 adjusts voltage again according to the voltage of the 4th resistance R4 sampled
Adjust the dutycycle of signal, thus more precisely adjust output voltage, so that the voltage of voltage output end VOUT and pre-stored
Reference voltage consistent.After adjustment, the high-frequency ac voltage of output is by the second metal-oxide-semiconductor QM2 synchronous rectification, and alternating current is converted into
Unidirectional current exports from voltage output end VOUT, and the pressure drop of the second metal-oxide-semiconductor QM2 is the least, and therefore the second metal-oxide-semiconductor QM2 loss is less.Logical
Saying, above-mentioned operation principle is that controller 101 controls single by the photovoltaic cell group 102 that detects of the first metal-oxide-semiconductor QM1 popularly
The voltage of photovoltaic battery panel adjusts equilibrium and by the first inductance L1 higher-order of oscillation sensing to the according to the reference voltage of pre-stored
The secondary of two inductance L2, then feed voltage outfan.Photovoltaic cell group 102 can be realized by this electromagnetic induction pressure-equalizing device to export
Voltage realize the equilibrium of efficient energy circulation, improve the overall output usefulness of photovoltaic cell group 102, thus extend light
In the service life of volt set of cells 102, save resource, stable running voltage is additionally operationally provided for electricity system.
In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " sets
Put ", should be interpreted broadly " installation ", " being connected ", " connection ", connect for example, it may be fixing, it is also possible to be to removably connect,
Or be integrally connected；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to pass through intermediary
It is indirectly connected to, can be the connection of two element internals.For the ordinary skill in the art, can manage with concrete condition
Solve above-mentioned term concrete meaning in this utility model.
It should also be noted that similar label and letter represent similar terms, therefore, the most a certain Xiang Yi in following accompanying drawing
Individual accompanying drawing is defined, then need not it be defined further and explains in accompanying drawing subsequently.
In description of the present utility model, " " center ", " on ", D score, "left", "right", " perpendicular it should be noted that term
Directly ", " level ", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, or
It is the orientation or position relationship usually put during the use of this utility model product, is for only for ease of description this utility model and letter
Change describe rather than instruction or the hint device of indication or element must have specific orientation, with specific azimuth configuration and
Operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " first ", " second ", " the 3rd " etc. are only used for district
Divide and describe, and it is not intended that indicate or hint relative importance.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for this
For the technical staff in field, this utility model can have various modifications and variations.All in spirit of the present utility model and principle
Within, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (10)
1. an electromagnetic induction pressure-equalizing device, it is characterised in that include that voltage input module, input end voltage division circuit, voltage are adjusted
Mould preparation block, rectification module, voltage output module and controller, described input end voltage division circuit is used for and a photovoltaic cell group
Positive electrical connect, described voltage input module respectively with described voltage regulator module, described voltage output module and described light
The positive electrical of volt set of cells connects, and the input voltage sampling end of described controller electrically connects with described input end voltage division circuit, institute
The voltage adjustment signal outfan stating controller electrically connects with described voltage regulator module, described voltage output module the most respectively with
Described rectification module, described voltage input module electrically connect, and described controller is used for by input voltage sampling end from described defeated
Entering to hold bleeder circuit to obtain voltage, the voltage that described controller is additionally operable to according to getting is sent out by voltage adjustment signal input
Sending voltage adjustment signal to described voltage regulator module, described voltage regulator module is for controlling according to described voltage adjustment signal
The voltage of described voltage output module output, described rectification module is for carrying out synchronous rectification output to the electric current of output.
Electromagnetic induction pressure-equalizing device the most according to claim 1, it is characterised in that described input end voltage division circuit includes
One resistance and the second resistance, described first resistance and the second resistant series between described photovoltaic cell group and ground, described control
The input voltage sampling end of device is electrically connected between the first resistance and the second resistance.
Electromagnetic induction pressure-equalizing device the most according to claim 1, it is characterised in that described voltage input module includes first
Filter capacitor and the first inductance, the positive pole of the first filter capacitor, the first inductance one end all with the positive pole of described photovoltaic cell group
Electrical connection, the negative pole of described first filter capacitor is used for ground connection, the other end of described first inductance and described voltage regulator module
Electrical connection.
Electromagnetic induction pressure-equalizing device the most according to claim 1, it is characterised in that described voltage regulator module includes first
Metal-oxide-semiconductor and the 3rd resistance, the voltage adjustment signal outfan of described controller, described 3rd resistance and described first metal-oxide-semiconductor
Grid be sequentially connected in series, the drain electrode of described first metal-oxide-semiconductor electrically connects with described voltage input module, the source of described first metal-oxide-semiconductor
Pole ground connection.
Electromagnetic induction pressure-equalizing device the most according to claim 1, it is characterised in that described electromagnetic induction pressure-equalizing device also wraps
Including feedback bleeder circuit, the feedback voltage sampling end of described controller electrically connects with described feedback bleeder circuit, described controller
It is additionally operable to be gathered by described feedback voltage sampling end the voltage of described feedback bleeder circuit, divides according to the described feedback collected
Voltage regulator module described in the Control of Voltage of volt circuit adjusts the voltage of described voltage output module output.
Electromagnetic induction pressure-equalizing device the most according to claim 5, it is characterised in that described feedback bleeder circuit includes the 4th
Resistance, described 4th resistance is electrically connected between described voltage regulator module and ground, the feedback voltage sampling end of described controller
It is electrically connected between described 4th resistance and described voltage regulator module.
Electromagnetic induction pressure-equalizing device the most according to claim 1, it is characterised in that described rectification module includes the 2nd MOS
Pipe, the 5th resistance and the 6th resistance, one end of described 5th resistance electrically connects with the source electrode of described second metal-oxide-semiconductor, and described the
The other end ground connection of five resistance, the drain electrode of described second metal-oxide-semiconductor electrically connects with described voltage output module, described 6th resistance
One end electrically connects with the grid of described second metal-oxide-semiconductor, the synchronous rectification letter of the other end of described 6th resistance and described controller
The electrical connection of number outfan.
Electromagnetic induction pressure-equalizing device the most according to claim 1, it is characterised in that described rectification module includes rectification two pole
Pipe, one end of described commutation diode electrically connects with the synchronous rectification signal outfan of described controller, described commutation diode
The other end electrically connect with described voltage output module.
Electromagnetic induction pressure-equalizing device the most according to claim 1, it is characterised in that described voltage output module includes second
Filter capacitor, the second inductance and voltage output end, the positive pole of described second filter capacitor, the second inductance one end all with described
Voltage output end electrical connection, the minus earth of described second filter capacitor, the other end of described second inductance and described voltage
Output module electrically connects.
Electromagnetic induction pressure-equalizing device the most according to claim 1, it is characterised in that described electromagnetic induction pressure-equalizing device is also
Including outfan bleeder circuit, described outfan bleeder circuit electrically connects with described voltage output module, described controller defeated
Going out voltage sample end to electrically connect with described outfan bleeder circuit, described controller is for obtaining by described output voltage sampling end
Take the voltage of described outfan bleeder circuit, and according to voltage described in the Control of Voltage of the described outfan bleeder circuit collected
Adjusting module adjusts the running voltage that the output of described voltage output module is stable.
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| CN201620545915.5U CN205670744U (en) | 2016-06-07 | 2016-06-07 | Electromagnetic induction pressure-equalizing device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620545915.5U CN205670744U (en) | 2016-06-07 | 2016-06-07 | Electromagnetic induction pressure-equalizing device |
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| CN205670744U true CN205670744U (en) | 2016-11-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106026662A (en) * | 2016-06-07 | 2016-10-12 | 深圳润泽创新能源科技有限公司 | Electromagnetic induction voltage-sharing apparatus |
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2016
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106026662A (en) * | 2016-06-07 | 2016-10-12 | 深圳润泽创新能源科技有限公司 | Electromagnetic induction voltage-sharing apparatus |
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| CB03 | Change of inventor or designer information |
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: 20170316 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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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20161102 Termination date: 20170607 |