GB2478789B - Power conditioning units - Google Patents

Power conditioning units

Info

Publication number
GB2478789B
GB2478789B GB1004621.7A GB201004621A GB2478789B GB 2478789 B GB2478789 B GB 2478789B GB 201004621 A GB201004621 A GB 201004621A GB 2478789 B GB2478789 B GB 2478789B
Authority
GB
United Kingdom
Prior art keywords
power conditioning
conditioning units
units
power
conditioning
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
GB1004621.7A
Other versions
GB201004621D0 (en
GB2478789A (en
Inventor
Lesley Chisenga
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 GB1004621.7A priority Critical patent/GB2478789B/en
Publication of GB201004621D0 publication Critical patent/GB201004621D0/en
Priority to US12/789,154 priority patent/US8405367B2/en
Priority to PCT/GB2011/050529 priority patent/WO2011114161A2/en
Priority to EP11710023.0A priority patent/EP2548279B1/en
Priority to CN2011200850898U priority patent/CN202103601U/en
Priority to CN201110075681.4A priority patent/CN102279614B/en
Publication of GB2478789A publication Critical patent/GB2478789A/en
Application granted granted Critical
Publication of GB2478789B publication Critical patent/GB2478789B/en
Priority to US13/843,772 priority patent/US9270191B2/en
Priority to US14/986,706 priority patent/US9812980B2/en
Priority to US15/625,862 priority patent/US10193467B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS 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
    • H02M7/00Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/42Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48Conversion 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
    • H02M7/4807Conversion 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 having a high frequency intermediate AC stage
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00Circuit arrangements for ac mains or ac distribution networks
    • H02J3/38Arrangements for parallely feeding a single network by two or more generators, converters or transformers
    • H02J3/381Dispersed generators
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS 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
    • H02M3/00Conversion of dc power input into dc power output
    • H02M3/22Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
    • H02M3/325Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/33507Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS 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
    • H02M7/00Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/42Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48Conversion 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
    • H02M7/53Conversion 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 triode or transistor type requiring continuous application of a control signal
    • H02M7/537Conversion 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 triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
    • H02M7/5387Conversion 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 triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
    • H02M7/53871Conversion 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 triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration with automatic control of output voltage or current
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2300/00Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
    • H02J2300/20The dispersed energy generation being of renewable origin
    • H02J2300/22The renewable source being solar energy
    • H02J2300/24The renewable source being solar energy of photovoltaic origin
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2300/00Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
    • H02J2300/20The dispersed energy generation being of renewable origin
    • H02J2300/22The renewable source being solar energy
    • H02J2300/24The renewable source being solar energy of photovoltaic origin
    • H02J2300/26The renewable source being solar energy of photovoltaic origin involving maximum power point tracking control for photovoltaic sources
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00Circuit arrangements for ac mains or ac distribution networks
    • H02J3/38Arrangements for parallely feeding a single network by two or more generators, converters or transformers
    • H02J3/40Synchronising a generator for connection to a network or to another generator
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/56Power conversion systems, e.g. maximum power point trackers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inverter Devices (AREA)
  • Dc-Dc Converters (AREA)
GB1004621.7A 2006-01-13 2010-03-19 Power conditioning units Active GB2478789B (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
GB1004621.7A GB2478789B (en) 2010-03-19 2010-03-19 Power conditioning units
US12/789,154 US8405367B2 (en) 2006-01-13 2010-05-27 Power conditioning units
PCT/GB2011/050529 WO2011114161A2 (en) 2010-03-19 2011-03-17 Power conditioning units
EP11710023.0A EP2548279B1 (en) 2010-03-19 2011-03-17 Power conditioning units
CN2011200850898U CN202103601U (en) 2010-03-19 2011-03-19 Power adjusting device
CN201110075681.4A CN102279614B (en) 2010-03-19 2011-03-19 Power conditioning units and method for tracking points of maximum power in power conditioning units
US13/843,772 US9270191B2 (en) 2006-01-13 2013-03-15 Power condition units with MPPT
US14/986,706 US9812980B2 (en) 2006-01-13 2016-01-03 Power conditioning units
US15/625,862 US10193467B2 (en) 2006-01-13 2017-06-16 Power conditioning units

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1004621.7A GB2478789B (en) 2010-03-19 2010-03-19 Power conditioning units

Publications (3)

Publication Number Publication Date
GB201004621D0 GB201004621D0 (en) 2010-05-05
GB2478789A GB2478789A (en) 2011-09-21
GB2478789B true GB2478789B (en) 2012-03-07

Family

ID=42228002

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1004621.7A Active GB2478789B (en) 2006-01-13 2010-03-19 Power conditioning units

Country Status (1)

Country Link
GB (1) GB2478789B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9270191B2 (en) 2006-01-13 2016-02-23 Solarcity Corporation Power condition units with MPPT
US9812985B2 (en) 2006-01-13 2017-11-07 Solarcity Corporation Solar power conditioning unit
US10141745B2 (en) 2011-01-11 2018-11-27 Tesla, Inc. Photovoltaic power conditioning units

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2482653B (en) 2010-06-07 2012-08-29 Enecsys Ltd Solar photovoltaic systems
GB2496139B (en) 2011-11-01 2016-05-04 Solarcity Corp Photovoltaic power conditioning units
EP2774243B1 (en) 2011-11-01 2018-05-16 SolarCity Corporation Photovoltaic power conditioning units

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090080226A1 (en) * 2007-09-26 2009-03-26 Enphase Energy, Inc. Method and apparatus for maximum power point tracking in power conversion based on dual feedback loops and power ripples
GB2454389A (en) * 2006-01-13 2009-05-06 Enecsys Ltd Power conditioning unit

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2454389A (en) * 2006-01-13 2009-05-06 Enecsys Ltd Power conditioning unit
US20090080226A1 (en) * 2007-09-26 2009-03-26 Enphase Energy, Inc. Method and apparatus for maximum power point tracking in power conversion based on dual feedback loops and power ripples

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9270191B2 (en) 2006-01-13 2016-02-23 Solarcity Corporation Power condition units with MPPT
US9812985B2 (en) 2006-01-13 2017-11-07 Solarcity Corporation Solar power conditioning unit
US9812980B2 (en) 2006-01-13 2017-11-07 Solarcity Corporation Power conditioning units
US10193467B2 (en) 2006-01-13 2019-01-29 Tesla, Inc. Power conditioning units
US10141745B2 (en) 2011-01-11 2018-11-27 Tesla, Inc. Photovoltaic power conditioning units

Also Published As

Publication number Publication date
GB201004621D0 (en) 2010-05-05
GB2478789A (en) 2011-09-21

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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 20151126 AND 20151202

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