WO2007041693A3 - System and method for array and string level monitoring of a grid-connected photovoltaic power system - Google Patents

System and method for array and string level monitoring of a grid-connected photovoltaic power system Download PDF

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Publication number
WO2007041693A3
WO2007041693A3 PCT/US2006/039069 US2006039069W WO2007041693A3 WO 2007041693 A3 WO2007041693 A3 WO 2007041693A3 US 2006039069 W US2006039069 W US 2006039069W WO 2007041693 A3 WO2007041693 A3 WO 2007041693A3
Authority
WO
WIPO (PCT)
Prior art keywords
array
level monitoring
grid
connected photovoltaic
photovoltaic power
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.)
Ceased
Application number
PCT/US2006/039069
Other languages
French (fr)
Other versions
WO2007041693A2 (en
Inventor
Daniel S Thompson
Laks Sampath
David Shevick
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.)
Thompson Techology Industry Inc
Original Assignee
Thompson Techology Industry Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Thompson Techology Industry Inc filed Critical Thompson Techology Industry Inc
Priority to JP2008534697A priority Critical patent/JP2009531000A/en
Priority to EP06825531A priority patent/EP1931690A2/en
Priority to US12/088,978 priority patent/US20090012917A1/en
Publication of WO2007041693A2 publication Critical patent/WO2007041693A2/en
Anticipated expiration legal-status Critical
Publication of WO2007041693A3 publication Critical patent/WO2007041693A3/en
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
    • G06Q50/06—Energy or water supply
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00—Circuit arrangements for providing remote monitoring or remote control of equipment in a power distribution network
    • H02J13/13—Circuit arrangements for providing remote monitoring or remote control of equipment in a power distribution network characterised by the transmission of data to equipment in the power network
    • H02J13/1311—Circuit arrangements for providing remote monitoring or remote control of equipment in a power distribution network characterised by the transmission of data to equipment in the power network using the power network as support for the transmission
    • H02J13/1313—Circuit arrangements for providing remote monitoring or remote control of equipment in a power distribution network characterised by the transmission of data to equipment in the power network using the power network as support for the transmission using pulsed signals
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for AC mains or AC distribution networks
    • H02J3/38—Arrangements for feeding a single network from two or more generators or sources in parallel; Arrangements for feeding already energised networks from additional generators or sources in parallel
    • H02J3/381—Dispersed generators
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2101/00—Supply or distribution of decentralised, dispersed or local electric power generation
    • H02J2101/20—Dispersed power generation using renewable energy sources
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2101/00—Supply or distribution of decentralised, dispersed or local electric power generation
    • H02J2101/20—Dispersed power generation using renewable energy sources
    • H02J2101/22—Solar energy
    • H02J2101/24—Photovoltaics
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2101/00—Supply or distribution of decentralised, dispersed or local electric power generation
    • H02J2101/20—Dispersed power generation using renewable energy sources
    • H02J2101/28—Wind energy
    • 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
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/76—Power conversion electric or electronic aspects
    • 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
    • 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
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • 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
    • Y04S40/121—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 the power network as support for the transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Power Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Economics (AREA)
  • Primary Health Care (AREA)
  • Tourism & Hospitality (AREA)
  • General Health & Medical Sciences (AREA)
  • Human Resources & Organizations (AREA)
  • Marketing (AREA)
  • Public Health (AREA)
  • Strategic Management (AREA)
  • Water Supply & Treatment (AREA)
  • Physics & Mathematics (AREA)
  • General Business, Economics & Management (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)
  • Photovoltaic Devices (AREA)
  • Supply And Distribution Of Alternating Current (AREA)

Abstract

A grid-connected photovoltaic electrical power system (10) with both array (20) level and string (540) level remote monitoring and production and efficiency analysis capabilities. The inventive system includes an array (20) level monitoring component (100), softwar (220) for recording and analyzing data obtained through the array level monitoring component, and a string level monitoring componet. (300).
PCT/US2006/039069 2005-10-04 2006-10-04 System and method for array and string level monitoring of a grid-connected photovoltaic power system Ceased WO2007041693A2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2008534697A JP2009531000A (en) 2005-10-04 2006-10-04 Array level and string level monitoring system and method for grid connected photovoltaic system
EP06825531A EP1931690A2 (en) 2005-10-04 2006-10-04 System and method for array and string level monitoring of a grid-connected photovoltaic power system
US12/088,978 US20090012917A1 (en) 2005-10-04 2006-10-04 System and Method for Array and String Level Monitoring of a Grid-Connected Photovoltaic Power System

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US72342105P 2005-10-04 2005-10-04
US60/723,421 2005-10-04

Publications (2)

Publication Number Publication Date
WO2007041693A2 WO2007041693A2 (en) 2007-04-12
WO2007041693A3 true WO2007041693A3 (en) 2009-05-07

Family

ID=40206395

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2006/039069 Ceased WO2007041693A2 (en) 2005-10-04 2006-10-04 System and method for array and string level monitoring of a grid-connected photovoltaic power system

Country Status (4)

Country Link
US (1) US20090012917A1 (en)
EP (1) EP1931690A2 (en)
JP (1) JP2009531000A (en)
WO (1) WO2007041693A2 (en)

Families Citing this family (88)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11881814B2 (en) 2005-12-05 2024-01-23 Solaredge Technologies Ltd. Testing of a photovoltaic panel
US10693415B2 (en) 2007-12-05 2020-06-23 Solaredge Technologies Ltd. Testing of a photovoltaic panel
US8319471B2 (en) 2006-12-06 2012-11-27 Solaredge, Ltd. Battery power delivery module
US11855231B2 (en) 2006-12-06 2023-12-26 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US8319483B2 (en) 2007-08-06 2012-11-27 Solaredge Technologies Ltd. Digital average input current control in power converter
US12676488B2 (en) 2006-12-06 2026-07-07 Solaredge Technologies Ltd. System and method for protection during inverter shutdown in distributed power installations
US8816535B2 (en) 2007-10-10 2014-08-26 Solaredge Technologies, Ltd. System and method for protection during inverter shutdown in distributed power installations
US8384243B2 (en) 2007-12-04 2013-02-26 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US11296650B2 (en) 2006-12-06 2022-04-05 Solaredge Technologies Ltd. System and method for protection during inverter shutdown in distributed power installations
US11687112B2 (en) 2006-12-06 2023-06-27 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US11309832B2 (en) 2006-12-06 2022-04-19 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US8013472B2 (en) 2006-12-06 2011-09-06 Solaredge, Ltd. Method for distributed power harvesting using DC power sources
US11888387B2 (en) 2006-12-06 2024-01-30 Solaredge Technologies Ltd. Safety mechanisms, wake up and shutdown methods in distributed power installations
US9112379B2 (en) 2006-12-06 2015-08-18 Solaredge Technologies Ltd. Pairing of components in a direct current distributed power generation system
US9088178B2 (en) 2006-12-06 2015-07-21 Solaredge Technologies Ltd Distributed power harvesting systems using DC power sources
US11735910B2 (en) 2006-12-06 2023-08-22 Solaredge Technologies Ltd. Distributed power system using direct current power sources
US8618692B2 (en) 2007-12-04 2013-12-31 Solaredge Technologies Ltd. Distributed power system using direct current power sources
US12316274B2 (en) 2006-12-06 2025-05-27 Solaredge Technologies Ltd. Pairing of components in a direct current distributed power generation system
US8473250B2 (en) 2006-12-06 2013-06-25 Solaredge, Ltd. Monitoring of distributed power harvesting systems using DC power sources
US11569659B2 (en) 2006-12-06 2023-01-31 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US9130401B2 (en) 2006-12-06 2015-09-08 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US8963369B2 (en) 2007-12-04 2015-02-24 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US8947194B2 (en) 2009-05-26 2015-02-03 Solaredge Technologies Ltd. Theft detection and prevention in a power generation system
US9117248B2 (en) * 2007-08-13 2015-08-25 Emeter Corporation System and method for providing utility consumption as shown on periodic utility bills and associated carbon emissions
US8423308B2 (en) * 2007-11-01 2013-04-16 Leviton Mfg. Co. Multi-circuit direct current monitor with Modbus serial output
US8289742B2 (en) 2007-12-05 2012-10-16 Solaredge Ltd. Parallel connected inverters
US9291696B2 (en) 2007-12-05 2016-03-22 Solaredge Technologies Ltd. Photovoltaic system power tracking method
US11264947B2 (en) 2007-12-05 2022-03-01 Solaredge Technologies Ltd. Testing of a photovoltaic panel
JP2011507465A (en) 2007-12-05 2011-03-03 ソラレッジ テクノロジーズ リミテッド Safety mechanism, wake-up method and shutdown method in distributed power installation
WO2009072076A2 (en) 2007-12-05 2009-06-11 Solaredge Technologies Ltd. Current sensing on a mosfet
EP2104073A3 (en) * 2008-03-11 2010-11-10 Enphase Energy, Inc. Method and apparatus for electrical power visualization
EP2269290B1 (en) 2008-03-24 2018-12-19 Solaredge Technologies Ltd. Switch mode converter including active clamp for achieving zero voltage switching
WO2009136358A1 (en) 2008-05-05 2009-11-12 Solaredge Technologies Ltd. Direct current power combiner
WO2010042643A2 (en) * 2008-10-07 2010-04-15 Solaratek Photovoltaic module monitoring system
JP5010032B2 (en) * 2008-10-21 2012-08-29 富士電機株式会社 Online diagnosis method for geothermal power generation facilities
US8352091B2 (en) * 2009-01-02 2013-01-08 International Business Machines Corporation Distributed grid-interactive photovoltaic-based power dispatching
DE112010000804T5 (en) * 2009-01-20 2012-08-30 Pvt Solar, Inc. Method and device for monitoring the operation of a solar thermal system
US20100204842A1 (en) * 2009-02-08 2010-08-12 Atomic Energy Council-Institute Of Nuclear Energy Research Central Monitor and Control Device for High-Concentration Photovoltaic System
US8200373B2 (en) * 2009-04-23 2012-06-12 Pentair Water Pool And Spa, Inc. Energy production and consumption matching system
DE102009048691A1 (en) * 2009-10-08 2011-04-21 Adensis Gmbh DC measuring station for finding faulty PV modules in a PV system
US12418177B2 (en) 2009-10-24 2025-09-16 Solaredge Technologies Ltd. Distributed power system using direct current power sources
US8773236B2 (en) * 2009-12-29 2014-07-08 Tigo Energy, Inc. Systems and methods for a communication protocol between a local controller and a master controller
US8271599B2 (en) 2010-01-08 2012-09-18 Tigo Energy, Inc. Systems and methods for an identification protocol between a local controller and a master controller in a photovoltaic power generation system
DE102010002914A1 (en) * 2010-03-16 2011-09-22 Robert Bosch Gmbh Method and device for electrical consumption and generation detection
US9007210B2 (en) * 2010-04-22 2015-04-14 Tigo Energy, Inc. Enhanced system and method for theft prevention in a solar power array during nonoperative periods
ATE557263T1 (en) * 2010-06-22 2012-05-15 Holger Siegel APPARATUS AND METHOD FOR MEASURING ELECTRICAL WORK
US10615743B2 (en) 2010-08-24 2020-04-07 David Crites Active and passive monitoring system for installed photovoltaic strings, substrings, and modules
US10347775B2 (en) * 2010-08-30 2019-07-09 Shoals Technologies Group, Llc Solar array recombiner box with wireless monitoring capability
US10673222B2 (en) 2010-11-09 2020-06-02 Solaredge Technologies Ltd. Arc detection and prevention in a power generation system
GB2485527B (en) 2010-11-09 2012-12-19 Solaredge Technologies Ltd Arc detection and prevention in a power generation system
US10673229B2 (en) 2010-11-09 2020-06-02 Solaredge Technologies Ltd. Arc detection and prevention in a power generation system
US10230310B2 (en) 2016-04-05 2019-03-12 Solaredge Technologies Ltd Safety switch for photovoltaic systems
GB2486408A (en) 2010-12-09 2012-06-20 Solaredge Technologies Ltd Disconnection of a string carrying direct current
US8839101B2 (en) * 2011-01-07 2014-09-16 General Electric Company Flexible meter configuration software architecture
GB2483317B (en) 2011-01-12 2012-08-22 Solaredge Technologies Ltd Serially connected inverters
US12665546B2 (en) 2011-01-28 2026-06-23 Solaredge Technologies Ltd. Pairing of components in a direct current distributed power generation system
US20120242320A1 (en) * 2011-03-22 2012-09-27 Fischer Kevin C Automatic Generation And Analysis Of Solar Cell IV Curves
CA2833781C (en) 2011-04-22 2018-01-02 Expanergy, Llc Systems and methods for analyzing energy usage
DE102011110632A1 (en) * 2011-08-18 2013-02-21 Phoenix Contact Gmbh & Co. Kg Strangstrom determination in photovoltaic systems
US8570005B2 (en) 2011-09-12 2013-10-29 Solaredge Technologies Ltd. Direct current link circuit
DE102011053616B4 (en) 2011-09-14 2015-01-29 Solar Bavaria Bayern Süd GmbH Method and device for monitoring critical temperature developments on solar systems with photovoltaic modules and functional module for such a device
CA2856887C (en) 2011-11-28 2021-06-15 Expanergy, Llc Energy search engine with autonomous control
GB2498365A (en) 2012-01-11 2013-07-17 Solaredge Technologies Ltd Photovoltaic module
GB2498790A (en) 2012-01-30 2013-07-31 Solaredge Technologies Ltd Maximising power in a photovoltaic distributed power system
US9853565B2 (en) 2012-01-30 2017-12-26 Solaredge Technologies Ltd. Maximized power in a photovoltaic distributed power system
GB2498791A (en) 2012-01-30 2013-07-31 Solaredge Technologies Ltd Photovoltaic panel circuitry
GB2499991A (en) 2012-03-05 2013-09-11 Solaredge Technologies Ltd DC link circuit for photovoltaic array
EP2653880A1 (en) 2012-04-20 2013-10-23 Christian Vodermayer Method and system for determining the performance of photovoltaic assemblies
KR101354895B1 (en) * 2012-06-01 2014-01-23 엘에스산전 주식회사 A power monitoring system and a method for displaying information of a power system
US10115841B2 (en) 2012-06-04 2018-10-30 Solaredge Technologies Ltd. Integrated photovoltaic panel circuitry
CN103808998B (en) * 2012-11-15 2017-11-28 国家电网公司 Measurement loop device and the implementation method of metering
US9105765B2 (en) 2012-12-18 2015-08-11 Enphase Energy, Inc. Smart junction box for a photovoltaic system
US9548619B2 (en) 2013-03-14 2017-01-17 Solaredge Technologies Ltd. Method and apparatus for storing and depleting energy
US9941813B2 (en) 2013-03-14 2018-04-10 Solaredge Technologies Ltd. High frequency multi-level inverter
EP2779251B1 (en) 2013-03-15 2019-02-27 Solaredge Technologies Ltd. Bypass mechanism
CN103701212B (en) * 2013-12-23 2016-04-06 国家电网公司 A kind of method for monitoring and analyzing for safety and stability control device of electric network and system
US9318974B2 (en) 2014-03-26 2016-04-19 Solaredge Technologies Ltd. Multi-level inverter with flying capacitor topology
US9647608B2 (en) 2014-09-08 2017-05-09 Jabil Circuit, Inc. Wein bridge oscillator
WO2016065214A1 (en) * 2014-10-22 2016-04-28 SEWW Energy Inc. Apparatuses, methods, and systems for sustainable energy microgrid mobile medical solutions
WO2016160963A1 (en) * 2015-03-31 2016-10-06 Jabil Circuit, Inc. Systems and methods for shunt power factor correction
US10466282B2 (en) * 2015-07-27 2019-11-05 Sunpower Corporation Solar energy metering, communications, and control system
US11177663B2 (en) 2016-04-05 2021-11-16 Solaredge Technologies Ltd. Chain of power devices
US11018623B2 (en) 2016-04-05 2021-05-25 Solaredge Technologies Ltd. Safety switch for photovoltaic systems
US12057807B2 (en) 2016-04-05 2024-08-06 Solaredge Technologies Ltd. Chain of power devices
KR20170126344A (en) 2016-05-09 2017-11-17 엘에스산전 주식회사 Apparatus for managing local monitoring data
EP4053398A1 (en) * 2021-03-01 2022-09-07 Siemens Gamesa Renewable Energy A/S Controlling the operation of a power plant
CN115173559B (en) * 2022-07-15 2023-10-17 国网江苏省电力有限公司 Intelligent monitoring platform for new energy station
WO2025208159A1 (en) * 2024-03-29 2025-10-02 Apparent Labs, LLC Battery use strategy for microgrid systems

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060162772A1 (en) * 2005-01-18 2006-07-27 Presher Gordon E Jr System and method for monitoring photovoltaic power generation systems

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3294630B2 (en) * 1991-04-22 2002-06-24 シャープ株式会社 Power supply system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060162772A1 (en) * 2005-01-18 2006-07-27 Presher Gordon E Jr System and method for monitoring photovoltaic power generation systems

Also Published As

Publication number Publication date
US20090012917A1 (en) 2009-01-08
EP1931690A2 (en) 2008-06-18
WO2007041693A2 (en) 2007-04-12
JP2009531000A (en) 2009-08-27

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