1. CIGRE WG C4.33 – Impact of Soil-Parameter Frequency Dependence on the Response of Grounding Electrodes and on the Lightning Performance of Electrical Systems
WG Composition:
Silvério Visacro (Convener);
Number of members: 25 (includes 8 correspondent);
Representative of 13 countries;
17 members from University and 8 from Industry.
WG Timeline:
Start Date: February 28, 2013
Expected Date for Submitting Final Report: Dec. 2016
Highlights of Recent Activity:
Meetings: 1st.: Oct – Charlotte,USA; nd: May 2014 – Manaus, Brazil; 3rd: Oct – Shangai, China
4th: Jun.2015 – Nagoya, Japan, 5th Porto Galinhas, Brazil, Jun.2016
The draft of the brochure was practically concluded, though some contents have still to be inserted in the final chapters and improved.

2. CIGRE WG C4.33 – Impact of Soil-Parameter Frequency Dependence on the Response of Grounding Electrodes and on the Lightning Performance of Electrical Systems
Future Activity:
6th meeting: September 30, in Estoril, Portugal, after ICLP (International Conference on Lightning Protection).
Aim (September 2016):
To complete and consolidate the full draft of the brochure;
Aim (December 2016):
To improve the text and put it into the correct format to be circulated, corrected with the feedbacks and concluded until the end of December, 2016.
Other Items:
Thus, we aim to prepare the executive summary and the final text of the brochure to submit it in December 2016 or in the following two month.