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Activity Report 2013-12

A3-14 (AG 01 ) 016 IWD. WG A3. 28 Switching phenomena and testing requirements for UHV & EHV equipment Convener: Denis Dufournet (France), Secretary: Anton Janssen (The Netherlands) Former Convener: Hiroki Ito (Japan) Year of Kick-off: May 2010. Activity Report 2013-12.

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Activity Report 2013-12

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  1. A3-14 (AG 01 ) 016 IWD WG A3.28Switching phenomena and testing requirements for UHV & EHV equipmentConvener: Denis Dufournet (France), Secretary: Anton Janssen (The Netherlands) Former Convener: Hiroki Ito (Japan) Year of Kick-off: May 2010 Activity Report 2013-12 Number of Members: 44 Regular Members: 31 Corresponding Members: 13 New Members: none WG A3.28 AR 2013-03

  2. WG meetings: 1st Asian meeting, Beijing, China, 6 August, 2010 1st European meeting, Paris, France, 26 August, 2010 2nd meeting, Berlin Germany, 8 and 9 March 2011 3rd meeting, Vienna Austria, 5 and 6 September 2011 4th meeting, Rio de Janeiro, Brazil, 1 and 2 March 2012 5th meeting, Lyon, France, 3 and 4 September 2012 6th (final) meeting, Tokyo Japan, 27 and 28 February, 2013 WG A3.22/28 tutorials: Beijing, China, 5 August, 2010 Rio de Janeiro, Brazil, 28 February, 2012 San Diego CA, USA, 4 October, 2012, in conjunction with IEEE Switchgear Committee Meeting Fall 2012 San Antonio (TX), USA, September 2013 in conjunction with IEEE Switchgear Committee Meeting Fall 2013 (Tutorial on TRV with some input from WG A3.28) WG Meeting and tutorial schedule WG A3.28 AR 2013-03

  3. CIGRE Technical Brochure 570 Switching Phenomena for EHV and UHV Equipment Available on e-CIGRE since 2013-12 Officially published in 2014-02 Chapter 1: Introduction Chapter 2: Network configurations and technical solutions Chapter 3: TRV of circuit breakers for EHV and UHV networks Chapter 4: Transformer limited faults Chapter 5: High-speed earthing switch (HSES) Chapter 6: Disconnector and earthing switch Chapter 7: Switching experience during and after system commissioning Chapter 8: Conclusions Bibliography and Annex Technical Brochure WG A3.28 AR 2013-03

  4. 2011 SC A3 colloquium in Vienna • A3-101 Background information & study results for specifications of UHV substation equipment • 2011 CIGRE symposium in Bologna • Consideration & recommendation for specifications of UHV substation equipment (N°296) • 2013 International Colloquium on UHV in New Delhi • Impact of UHV and EHV System Design on TRV Waveshapes • Transformer Limited Fault Duties for UHV and EHV Technical Papers by WG A3.28 WG A3.28 AR 2013-03

  5. Membership (1) WG A3.28 AR 2013-03

  6. Membership (2)in blue: approved in 2012 WG A3.28 AR 2013-03

  7. Thank you for your attention WG A3.28 AR 2013-03

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