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GB2455755B - Grid synchronisation - Google Patents

Grid synchronisation

Info

Publication number
GB2455755B
GB2455755B GB0724828A GB0724828A GB2455755B GB 2455755 B GB2455755 B GB 2455755B GB 0724828 A GB0724828 A GB 0724828A GB 0724828 A GB0724828 A GB 0724828A GB 2455755 B GB2455755 B GB 2455755B
Authority
GB
United Kingdom
Prior art keywords
synchronisation
grid
grid synchronisation
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.)
Active
Application number
GB0724828A
Other versions
GB2455755A (en
GB0724828D0 (en
Inventor
Lesley Chisenga
Gehan Anil Joseph Amaratunga
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.)
Enecsys Ltd
Original Assignee
Enecsys Ltd
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 Enecsys Ltd filed Critical Enecsys Ltd
Priority to GB0724828A priority Critical patent/GB2455755B/en
Publication of GB0724828D0 publication Critical patent/GB0724828D0/en
Priority to US12/809,436 priority patent/US8310101B2/en
Priority to EP08865007.2A priority patent/EP2235807B1/en
Priority to PCT/GB2008/051216 priority patent/WO2009081205A2/en
Publication of GB2455755A publication Critical patent/GB2455755A/en
Application granted granted Critical
Publication of GB2455755B publication Critical patent/GB2455755B/en
Priority to US13/656,641 priority patent/US9997923B2/en
Priority to US15/961,356 priority patent/US10903658B2/en
Priority to US17/157,771 priority patent/US11303134B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—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 parallely feeding a single network by two or more generators, converters or transformers
    • H02J3/40—Synchronising a generator for connection to a network or to another generator
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—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 parallely feeding a single network by two or more generators, converters or transformers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
    • H02M7/42—Conversion of DC power input into AC power output without possibility of reversal
    • H02M7/44—Conversion of DC power input into AC power output without possibility of reversal by static converters
    • H02M7/48—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/505—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
    • H02M7/515—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
    • H02M7/525—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with automatic control of output waveform or frequency

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inverter Devices (AREA)
GB0724828A 2007-12-20 2007-12-20 Grid synchronisation Active GB2455755B (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB0724828A GB2455755B (en) 2007-12-20 2007-12-20 Grid synchronisation
US12/809,436 US8310101B2 (en) 2007-12-20 2008-12-19 Grid synchronisation
EP08865007.2A EP2235807B1 (en) 2007-12-20 2008-12-19 Grid synchronisation
PCT/GB2008/051216 WO2009081205A2 (en) 2007-12-20 2008-12-19 Grid synchronisation
US13/656,641 US9997923B2 (en) 2007-12-20 2012-10-19 Grid synchronisation
US15/961,356 US10903658B2 (en) 2007-12-20 2018-04-24 Grid synchronisation
US17/157,771 US11303134B2 (en) 2007-12-20 2021-01-25 Grid synchronisation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0724828A GB2455755B (en) 2007-12-20 2007-12-20 Grid synchronisation

Publications (3)

Publication Number Publication Date
GB0724828D0 GB0724828D0 (en) 2008-01-30
GB2455755A GB2455755A (en) 2009-06-24
GB2455755B true GB2455755B (en) 2010-10-20

Family

ID=39048418

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0724828A Active GB2455755B (en) 2007-12-20 2007-12-20 Grid synchronisation

Country Status (1)

Country Link
GB (1) GB2455755B (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7994657B2 (en) 2006-12-22 2011-08-09 Solarbridge Technologies, Inc. Modular system for unattended energy generation and storage
US7755916B2 (en) 2007-10-11 2010-07-13 Solarbridge Technologies, Inc. Methods for minimizing double-frequency ripple power in single-phase power conditioners
EP2235807B1 (en) 2007-12-20 2019-05-08 SolarCity Corporation Grid synchronisation
US8279642B2 (en) 2009-07-31 2012-10-02 Solarbridge Technologies, Inc. Apparatus for converting direct current to alternating current using an active filter to reduce double-frequency ripple power of bus waveform
US8462518B2 (en) 2009-10-12 2013-06-11 Solarbridge Technologies, Inc. Power inverter docking system for photovoltaic modules
US8824178B1 (en) 2009-12-31 2014-09-02 Solarbridge Technologies, Inc. Parallel power converter topology
US8503200B2 (en) 2010-10-11 2013-08-06 Solarbridge Technologies, Inc. Quadrature-corrected feedforward control apparatus and method for DC-AC power conversion
US8279649B2 (en) 2010-10-11 2012-10-02 Solarbridge Technologies, Inc. Apparatus and method for controlling a power inverter
US9160408B2 (en) 2010-10-11 2015-10-13 Sunpower Corporation System and method for establishing communication with an array of inverters
US9467063B2 (en) 2010-11-29 2016-10-11 Sunpower Corporation Technologies for interleaved control of an inverter array
US8842454B2 (en) 2010-11-29 2014-09-23 Solarbridge Technologies, Inc. Inverter array with localized inverter control
US8193788B2 (en) 2011-04-27 2012-06-05 Solarbridge Technologies, Inc. Method and device for controlling a configurable power supply to provide AC and/or DC power output
US8611107B2 (en) 2011-04-27 2013-12-17 Solarbridge Technologies, Inc. Method and system for controlling a multi-stage power inverter
US9065354B2 (en) 2011-04-27 2015-06-23 Sunpower Corporation Multi-stage power inverter for power bus communication
US8922185B2 (en) 2011-07-11 2014-12-30 Solarbridge Technologies, Inc. Device and method for global maximum power point tracking
US9397499B2 (en) * 2011-09-29 2016-07-19 Sunlight Photonics Inc. Methods and apparatus for high-frequency electrical power collection and transfer
US8284574B2 (en) 2011-10-17 2012-10-09 Solarbridge Technologies, Inc. Method and apparatus for controlling an inverter using pulse mode control
US9276635B2 (en) 2012-06-29 2016-03-01 Sunpower Corporation Device, system, and method for communicating with a power inverter using power line communications
US9564835B2 (en) 2013-03-15 2017-02-07 Sunpower Corporation Inverter communications using output signal
US9584044B2 (en) 2013-03-15 2017-02-28 Sunpower Corporation Technologies for converter topologies
GB2513568B (en) * 2013-04-29 2015-05-27 Control Tech Ltd Electrical circuit synchronisation

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1187291A2 (en) * 2000-09-01 2002-03-13 Ecostar Electric Drive Systems L.L.C. Method and system for connecting and synchronizing supplemental power source to a power grid
US20050135031A1 (en) * 2003-12-19 2005-06-23 Colby Roy S. Method and apparatus for power inverter synchronization
US20050179420A1 (en) * 2001-05-23 2005-08-18 Ebara Corporation Gas turbine generating apparatus
GB2444528A (en) * 2006-12-09 2008-06-11 Converteam Ltd Synchronising a plurality of generators

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1187291A2 (en) * 2000-09-01 2002-03-13 Ecostar Electric Drive Systems L.L.C. Method and system for connecting and synchronizing supplemental power source to a power grid
US20050179420A1 (en) * 2001-05-23 2005-08-18 Ebara Corporation Gas turbine generating apparatus
US20050135031A1 (en) * 2003-12-19 2005-06-23 Colby Roy S. Method and apparatus for power inverter synchronization
GB2444528A (en) * 2006-12-09 2008-06-11 Converteam Ltd Synchronising a plurality of generators

Also Published As

Publication number Publication date
GB2455755A (en) 2009-06-24
GB0724828D0 (en) 2008-01-30

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Legal Events

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732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20191128 AND 20191204