GB2587139B - Method and device of abnormal efficiency protection for electrical apparatus - Google Patents

Method and device of abnormal efficiency protection for electrical apparatus Download PDF

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Publication number
GB2587139B
GB2587139B GB2016952.0A GB202016952A GB2587139B GB 2587139 B GB2587139 B GB 2587139B GB 202016952 A GB202016952 A GB 202016952A GB 2587139 B GB2587139 B GB 2587139B
Authority
GB
United Kingdom
Prior art keywords
electrical apparatus
efficiency protection
abnormal efficiency
abnormal
protection
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
GB2016952.0A
Other versions
GB2587139A (en
GB202016952D0 (en
Inventor
Lin Quentin
Li Ronnie
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.)
Tridonic GmbH and Co KG
Original Assignee
Tridonic GmbH and Co KG
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 Tridonic GmbH and Co KG filed Critical Tridonic GmbH and Co KG
Priority to GB2203941.6A priority Critical patent/GB2602591B/en
Publication of GB202016952D0 publication Critical patent/GB202016952D0/en
Publication of GB2587139A publication Critical patent/GB2587139A/en
Application granted granted Critical
Publication of GB2587139B publication Critical patent/GB2587139B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/28—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/42—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to product of voltage and current
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
    • H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/20—Responsive to malfunctions or to light source life; for protection
GB2016952.0A 2018-04-27 2018-04-27 Method and device of abnormal efficiency protection for electrical apparatus Active GB2587139B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2203941.6A GB2602591B (en) 2018-04-27 2018-04-27 Method and device of abnormal efficiency protection for electrical apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/084741 WO2019205072A1 (en) 2018-04-27 2018-04-27 Method and device of abnormal efficiency protection for electrical apparatus

Publications (3)

Publication Number Publication Date
GB202016952D0 GB202016952D0 (en) 2020-12-09
GB2587139A GB2587139A (en) 2021-03-17
GB2587139B true GB2587139B (en) 2022-05-11

Family

ID=68293628

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2016952.0A Active GB2587139B (en) 2018-04-27 2018-04-27 Method and device of abnormal efficiency protection for electrical apparatus

Country Status (2)

Country Link
GB (1) GB2587139B (en)
WO (1) WO2019205072A1 (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1234643A (en) * 1998-04-10 1999-11-10 松下电器产业株式会社 Power-supply apparatus
US20100026208A1 (en) * 2008-07-29 2010-02-04 Exclara Inc. Apparatus, System and Method for Cascaded Power Conversion
CN104466914A (en) * 2013-12-11 2015-03-25 成都芯源系统有限公司 Short-circuit protection circuit and switching power supply and protection method thereof
CN105814783A (en) * 2014-06-23 2016-07-27 Smk株式会社 DC-DC converter
CN105874684A (en) * 2013-12-30 2016-08-17 （株）晓星 Power duplication apparatus for HVDC system and control method therefor
WO2018031757A1 (en) * 2016-08-11 2018-02-15 Finsix Corporation Control of power converters
CN107846142A (en) * 2013-08-19 2018-03-27 英飞凌科技奥地利有限公司 Circuit of power factor correction and method
EP3367526A1 (en) * 2017-02-27 2018-08-29 ABB Schweiz AG Method for protecting inverter assembly against direct current arc, and inverter assembly

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1234643A (en) * 1998-04-10 1999-11-10 松下电器产业株式会社 Power-supply apparatus
US20100026208A1 (en) * 2008-07-29 2010-02-04 Exclara Inc. Apparatus, System and Method for Cascaded Power Conversion
CN107846142A (en) * 2013-08-19 2018-03-27 英飞凌科技奥地利有限公司 Circuit of power factor correction and method
CN104466914A (en) * 2013-12-11 2015-03-25 成都芯源系统有限公司 Short-circuit protection circuit and switching power supply and protection method thereof
CN105874684A (en) * 2013-12-30 2016-08-17 （株）晓星 Power duplication apparatus for HVDC system and control method therefor
CN105814783A (en) * 2014-06-23 2016-07-27 Smk株式会社 DC-DC converter
WO2018031757A1 (en) * 2016-08-11 2018-02-15 Finsix Corporation Control of power converters
EP3367526A1 (en) * 2017-02-27 2018-08-29 ABB Schweiz AG Method for protecting inverter assembly against direct current arc, and inverter assembly

Also Published As

Publication number Publication date
WO2019205072A1 (en) 2019-10-31
GB2587139A (en) 2021-03-17
GB202016952D0 (en) 2020-12-09

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