CN206977138U - A kind of multichannel MPPT controller for solar - Google Patents

A kind of multichannel MPPT controller for solar Download PDF

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Publication number
CN206977138U
CN206977138U CN201720716253.8U CN201720716253U CN206977138U CN 206977138 U CN206977138 U CN 206977138U CN 201720716253 U CN201720716253 U CN 201720716253U CN 206977138 U CN206977138 U CN 206977138U
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CN
China
Prior art keywords
solar
master controller
controller
interface
main line
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201720716253.8U
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Chinese (zh)
Inventor
蒙贵萍
孙敏
徐雪莲
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuxi Junmao Jusheng New Energy Technology Co ltd
Original Assignee
Shi Quan (wuxi) Electric Power Technology Co Ltd
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Priority to CN201720716253.8U priority Critical patent/CN206977138U/en
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Publication of CN206977138U publication Critical patent/CN206977138U/en
Expired - Fee Related legal-status Critical Current
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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
    • Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02B90/20—Smart grids as enabling technology in buildings 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
    • 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
    • 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
    • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission

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  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The utility model discloses a kind of multichannel MPPT controller for solar, if if including main line solar panel charging input port, DC/DC change-over circuits corresponding with main line solar panel charging input port and machine telecommunication circuit, bluetooth communication, RS485 modular converters, RJ45 communications output interface, USB output interfaces, master controller, battery input interface, DC/DC power modules, DC load interface, relay indicating light and function key group.The utility model charge efficiency is high, component wide input voltage range, can the component of different capacity difference voltage access simultaneously, reliability height, high safety；Multiple same quasi-controllers can be realized by simultaneously machine telecommunication circuit and machine charges, facilitate user's dilatation, just with convenient；By bluetooth communication and intelligent terminal wireless communication, checking whenever and wherever possible for working condition is realized.

Description

A kind of multichannel MPPT controller for solar
Technical field
It the utility model is related to field of photovoltaic power generation, more particularly to a kind of multichannel MPPT controller for solar.
Background technology
Photovoltaic generation is that luminous energy is directly translated into a kind of skill of electric energy using the photovoltaic effect of interface Art.At present, charging modes conventional in photovoltaic generation are：The single channel MPPT charging modes of single channel photovoltaic module input, still, should There is many deficiencies in the controller of charging modes, specific as follows in terms of the input of supporting assembly：To meet the input of controller Voltage range requirement, series-parallel system, and the only identical voltage of support equal-wattage are used before usual photovoltaic module input Component carry out connection in series-parallel use, when different capacity difference voltage component simultaneously input when, it will due to component voltage electric current Mismatch, cause to actually enter that component power reduces, damage small-power component, high-voltage assembly be to low-voltage assembly self discharge The problems such as, in actual use, this gives the user for possessing different voltage different capacity assembly arrays to carry out dilatation and brought a lot Inconvenience, can only use multiple charge controllers charging modes be solved, but this further bring charging it is asynchronous The problem of；Meanwhile generating information and power information separate management, it is unfavorable for managing battery charging and discharging information concentratedly；Work Make personnel must arrive scene just will appreciate that photovoltaic generation situation, the working condition of photovoltaic system can not be checked whenever and wherever possible.
Utility model content
The purpose of this utility model is by a kind of multichannel MPPT controller for solar, to solve background above technology department Divide the problem of mentioning.
To use following technical scheme up to this purpose, the utility model：
A kind of multichannel MPPT controller for solar, if if it includes main line solar panel charging input port and main line DC/DC change-over circuits corresponding to solar panel charging input port and machine telecommunication circuit, bluetooth communication, RS485 conversions Module, RJ45 communications output interface, USB output interfaces, master controller, battery input interface, DC/DC power modules, direct current Loading interfaces, relay indicating light and function key group；If if main line solar panel charging input port and main line DC/ DC change-over circuits are corresponding to be connected；The DC/DC change-over circuits are connected with master controller, battery input interface；Described and machine leads to Believe circuit on one side connection master controller, the controller for solar of parallel connection is treated in other end connection；One end of the bluetooth communication Master controller is connected, the other end passes through bluetooth and intelligent terminal wireless connection；One end connection master control of the RS485 modular converters Device processed, other end connection RJ45 communication output interfaces, RJ45 communication output interfaces connect data acquisition unit；The USB output interfaces Connect master controller；The battery input interface is connected with DC/DC power modules, battery；The DC/DC power modules with Master controller connects；Described DC load interface one end connects DC/DC power modules, and the other end connects direct current to be powered and born Carry；Relay indicating light, function key group and master controller connect.
Especially, the multichannel MPPT controller for solar also includes LCD display；The LCD display connects master control Device processed.
Especially, the multichannel MPPT controller for solar is radiated using aluminum profile heat radiator.
Especially, the master controller uses TMS320F2802 type microcontrollers.
The utility model proposes multichannel MPPT controller for solar charge efficiency it is high, component wide input voltage range, Can the component of different capacity difference voltage access simultaneously, by and machine telecommunication circuit can realize multiple same quasi-controllers and machine fills Electricity, facilitate user's dilatation, just with convenient；Relevant parameter information is shown by LCD display, it is clear, intuitively；Pass through Bluetooth communication Module and intelligent terminal wireless communication, realize checking whenever and wherever possible for working condition；By RS485 serial communications by data output To data acquisition unit, it is easy to the centralized management of discharge and recharge data；By aluminum profile heat radiator to multichannel MPPT controller for solar Radiated, improve the reliability of controller；By external replaceable formula fuse, the security of controller is improved.
Brief description of the drawings
Fig. 1 is the multichannel MPPT controller for solar structure charts that the utility model embodiment provides；
Fig. 2A is the multichannel MPPT controller for solar Split type structure schematic diagrames that the utility model embodiment provides；
Fig. 2 B are the multichannel MPPT controller for solar Split type structure schematic diagrames that the utility model embodiment provides；
Fig. 2 C are the multichannel MPPT controller for solar Split type structure schematic diagrames that the utility model embodiment provides；
Fig. 2 D are the multichannel MPPT controller for solar Split type structure schematic diagrames that the utility model embodiment provides.
Embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings State.Preferred embodiment of the present utility model is given in accompanying drawing.But the utility model can come in fact in many different forms It is existing, however it is not limited to embodiment described herein.On the contrary, the purpose for providing these embodiments is made to public affairs of the present utility model Open the more thorough and comprehensive of content understanding.It should be noted that when element is referred to as " being fixed on " another element, it can be straight It is connected on another element or there may also be element placed in the middle.When an element is considered as " connection " another element, It can be directly to another element or may be simultaneously present centering elements.Unless otherwise defined, it is used herein All technologies and scientific terminology it is identical with belonging to the implication that those skilled in the art of the present utility model are generally understood that. It is intended merely to describe the purpose of specific embodiment in term used in the description of the present utility model herein, is not purport It is to limit the utility model.Term as used herein " and/or " include any of one or more related Listed Items And all combinations.
It refer to shown in Fig. 1, Fig. 1 is the structure of multichannel MPPT controller for solar 100 that the utility model embodiment provides Figure, if in the present embodiment multichannel MPPT controller for solar 100 specifically include main line solar panel charging input port 101, If DC/DC change-over circuits 102 corresponding with main line solar panel charging input port 101 and machine telecommunication circuit 103, bluetooth Communication module 104, RS485 modular converters 105, RJ45 communication output interface 106, USB output interfaces 107, master controller 108, Battery input interface 109, DC/DC power modules 110, DC load interface 111, relay indicating light 112 and function button Group 113；Connect if if one end of main line solar panel charging input port 101 is corresponding with main line DC/DC change-over circuits 102 Connect, other end connection photovoltaic module 114；The DC/DC change-over circuits 102 and master controller 108, battery input interface 109 Connection；The external battery 115 of battery input interface 109；Described and one end of machine telecommunication circuit 103 connection master controller 108, the controller for solar of parallel connection is treated in other end connection；One end connection master controller 108 of the bluetooth communication 104, The other end passes through bluetooth and the wireless connection of intelligent terminal 116；One end connection master controller of the RS485 modular converters 105 108, other end connection RJ45 communication output interfaces 106, RJ45 communication output interfaces 106 connect data acquisition unit 117；The USB Output interface 107 connects master controller 108；The battery input interface 109 and DC/DC power modules 110, battery 115 Connection；The DC/DC power modules 110 are connected with master controller 108；The one end of DC load interface 111 connection DC/DC electricity Source module 110, the other end connect DC load 118 to be powered；Relay indicating light 112, function key group 113 and master controller 108 connections.
The multichannel MPPT controller for solar 100 is using accurate digital control processing black oxidation fine aluminum in the present embodiment Section Bar Heat Sinks radiate, and solve the heat dissipation problem of controller well, substantially increase the reliability of product.The multichannel MPPT controller for solar 100 also includes LCD display and environment temperature sensor；The LCD display connects master controller 108, parameters are shown, each meaning of parameters is indicated using the icon of visualization, it is beautiful interface, succinct.The environment temperature passes Sensor connects master controller 108.Multichannel MPPT controller for solar 100 supports 600W, 800W, 1000W Charging Specification, has more Road MPPT control loops, it is each to have the DC/DC change-over circuits 102 and MPPT control algolithms of oneself by oneself, due to manage multichannel simultaneously DC/DC circuit conversions and multichannel MPPT algorithm computing is carried out simultaneously, realize that multichannel component inputs real-time maximal power tracing, at this In one multivariable of sample, the system of multitask, it is desirable to which the data volume of computing is very big.The master controller 108 uses TMS320F2802 type microcontrollers.The TMS320F2802 types microcontroller of 32 utilizes its high-precision ADC change-over circuit, solely Circuit, up to 100MHz working frequency occur for vertical pwm signal, in addition, C28x kernel of the chip using 32, its Hardware multiplier with monocycle double 16X16 and single 32X32, single clock cycle can complete 32 data operational capabilities, full Foot system control strategy algorithm computing requirement, the conductance increment method MPPT algorithm that system is realized have the high tracking of precision is fast to wait more Good performance, realizes the maximal power tracing of the ultrafast speed of multichannel, and each accomplish the accurate knowledge of more crest maximum power points Do not track, two-way DC/DC control signals are up to 100K during design, and the component of high-quality is used in combination with DC/DC circuits, protect The conversion efficiency that multichannel DC/DC circuits are up to 95% is demonstrate,proved.Conventional charge and discharge control algorithm has super-charge super-discharge excessively stream under-voltage Etc. a series of automatic protection algorithms, there is Charge Management tiny stream to fill constant current constant voltage floating charge equilibrium five-part form charge control, and multimachine is simultaneously Machine charging FLOOW ME management, realizes that Multi-Machine Synchronous charges to battery, realizes that solar energy is converted into electrical power storage to be stored in energy storage In battery 115, then by the control of discharge module of multichannel MPPT controller for solar 100 electricity in energy storage battery 115 is supplied Used to DC load 118.The external changeable type fuse of the utility model, can protect whole control in use Device, preferably improve security performance of the present utility model.
In specific application, Split type structure of the present utility model is as shown in Fig. 2A, 2B, 2C, 2D, multichannel MPPT solar energy controls Device 100 processed is mainly inputted by main casing 201, top panel 202, charge and discharge control core board 203, base plate of radiator 204, battery If interface 109, main line solar panel charging input port 101, DC load interface 111, relay indicating light 112, USB outputs Interface 107, signal antenna 205, bluetooth communication 104, RJ45 communication output interfaces 106 and machine port 206, fuse 207 are formed.The connection of described and machine port 206 and machine telecommunication circuit 103.By main casing 201, top panel 202, base plate of radiator 204 are assembled into whole profile housing by screw interconnection；Built-in charge and discharge control core board 203 is consolidated by way of screw It is scheduled on profile enclosure interior；If battery input interface 109, main line solar panel charging input port 101, battery input Interface 109, relay indicating light 112, USB output interfaces 107, fuse 207 are built on charge and discharge control core board 203；Letter Number antenna 205, bluetooth communication 104, RJ45 communication output interfaces 106 and machine port 206 are screwed jail Gu.It is core with built-in charge and discharge control core board 203 in the utility model, if being filled by main line solar panel Electric input port 101 is accessed multichannel solar panel and charged to energy storage battery 115 and by the real-time display machine of relay indicating light 112 The instant working condition of case；Charge-discharge parameter and the control signal changed to controller parameter can be communicated by RJ45 and exported simultaneously Interface 106 is sent to external data collector 117, or is sent to intelligent end by bluetooth communication 104 and signal antenna 205 Such as cell phone application of end 116 carries out real-time display.Battery can be entered with quasi-controller with more in parallel by simultaneously machine port 206 Row charging, facilitates custom system dilatation, can be widely applied to solar energy off-network energy-storage system.
The utility model is capable of the operating point of adjustment solar battery group, makes solar battery group in current environment bar Maximum Power Output under part.After external condition changes, master controller 108 of the present utility model tracks multi-way intelligence too It is positive can battery pack Maximum Power Output operating point, improve the utilization rate of solar battery group, reduce solar power system into This.It is of the present utility model to improve solar battery group power output 5% per road relative to traditional solar charging controller ~30%.The utility model has FOLLOW ME and machine Charge Management function simultaneously, can at most provide 30 with quasi-controller simultaneously Machine is charged, and the input of multichannel MPPT multichannels and FOLLOW ME technologies are combined, and facilitate custom system dilatation, just with convenient.This practicality It is new to show parameters using giant-screen dot matrix LCD display screen, each meaning of parameters, interface U.S. are indicated using the icon of visualization See, be succinct.The utility model complete machine uses in-wall mounting, easy for installation, good appearance.
The technical solution of the utility model charge efficiency is high, and component wide input voltage range can different capacity difference voltage Component access simultaneously, by and machine telecommunication circuit 103 can realize that multiple same quasi-controllers and machine charge, facilitate user to expand Hold, just with convenient；Relevant parameter information is shown by LCD display, it is clear, intuitively；Pass through bluetooth communication 104 and intelligence The wireless telecommunications of terminal 116, realize checking whenever and wherever possible for working condition；By RS485 serial communications by data output to data Collector 117, it is easy to the centralized management of discharge and recharge data；By aluminum profile heat radiator to multichannel MPPT controller for solar 100 Radiated, improve the reliability of controller；By external replaceable formula fuse, the security of controller is improved.
Pay attention to, above are only preferred embodiment of the present utility model and institute's application technology principle.Those skilled in the art's meeting Understand, the utility model is not limited to specific embodiment described here, can carried out for a person skilled in the art various bright Aobvious change, readjust and substitute without departing from the scope of protection of the utility model.Therefore, although passing through above example The utility model is described in further detail, but the utility model is not limited only to above example, is not departing from In the case that the utility model is conceived, other more equivalent embodiments can also be included, and the scope of the utility model is by appended Right determine.

Claims (4)

  1. A kind of 1. multichannel MPPT controller for solar, it is characterised in that if including main line solar panel charging input port, with If DC/DC change-over circuits and machine telecommunication circuit corresponding to main line solar panel charging input port, bluetooth communication, RS485 modular converters, RJ45 communications output interface, USB output interfaces, master controller, battery input interface, DC/DC power supplys Module, DC load interface, relay indicating light and function key group；If main line solar panel charging input port with Connected if main line DC/DC change-over circuits are corresponding；The DC/DC change-over circuits are connected with master controller, battery input interface；Institute State and the controller for solar of parallel connection is treated in machine telecommunication circuit one end connection master controller, other end connection；Bluetooth communication One end connects master controller, and the other end passes through bluetooth and intelligent terminal wireless connection；One end connection of the RS485 modular converters Master controller, other end connection RJ45 communication output interfaces, RJ45 communication output interfaces connect data acquisition unit；The USB outputs Interface connects master controller；The battery input interface is connected with DC/DC power modules, battery；The DC/DC power supplys mould Block is connected with master controller；Described DC load interface one end connects DC/DC power modules, and the other end connects direct current to be powered Load；Relay indicating light, function key group and master controller connect.
  2. 2. multichannel MPPT controller for solar according to claim 1, it is characterised in that also including LCD display；It is described LCD display connects master controller.
  3. 3. multichannel MPPT controller for solar according to claim 1, it is characterised in that multichannel MPPT solar controls Device is radiated using aluminum profile heat radiator.
  4. 4. the multichannel MPPT controller for solar according to one of claims 1 to 3, it is characterised in that the master controller Using TMS320F2802 type microcontrollers.
CN201720716253.8U 2017-06-19 2017-06-19 A kind of multichannel MPPT controller for solar Expired - Fee Related CN206977138U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720716253.8U CN206977138U (en) 2017-06-19 2017-06-19 A kind of multichannel MPPT controller for solar

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720716253.8U CN206977138U (en) 2017-06-19 2017-06-19 A kind of multichannel MPPT controller for solar

Publications (1)

Publication Number Publication Date
CN206977138U true CN206977138U (en) 2018-02-06

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

Country Link
CN (1) CN206977138U (en)

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Effective date of registration: 20210810

Address after: E2-103-41, China Sensor Network International Innovation Park, 200 Linghu Avenue, Xinwu District, Wuxi City, Jiangsu Province, 214112

Patentee after: Wuxi Junmao Jusheng New Energy Technology Co.,Ltd.

Address before: No. 201-10, Zone D, building 530, University Science Park, Taihu International Science Park, Wuxi National High tech Industrial Development Zone, Wuxi City, Jiangsu Province, 214000

Patentee before: SOLARLAND (WUXI) ELECTRIC POWER TECHNOLOGY Ltd.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180206

Termination date: 20210619