“You did a great job and I want you to come and assist with another”
Corporate Consultant, Generation, Eskom, South Africa, 2006.
(From Kriel Power Station Earthing Audit)
“You are victim of your own success”
Dr Farid Dawalibi,
President, Safe Engineering Services, Canada, 2008.
(From CDEGS Course presented at Trans-Africa Projects)
Dr Dzevad Muftic,
Corporate Consultant, Trans-Africa Projects, South Africa, 2009.
(From several technical papers prepared for Trans-Africa Projects)
“For his contribution to solving the problem”
Corporate Consultant: Switchgear, Eskom Corporate,
Doble Conference, South Africa, Aug 2010.
(From electric field modelling done on a GIS disconnect failure)
“This afternoon’s SKA meeting went very well, thanks to your excellent inputs”
Corporate Consultant – High Voltage Engineering, Eskom, South Africa, Jun 2011.
(In response to Square Kilometer Array (SKA Radio Telescope) EMC meeting).
“Pieter, an excellent report”
Dr Rob Stephen,
Corporate Consultant, Eskom, South Africa, 29 Jul 2011
. (From Technical Memorandum issued on the induced voltage on the Ground Wire of the Cahora Bassa HVDC line).
“You are unique in your approach – this is why you have so much work”.
Ms Tea Mihić,
Engineering Manager, Trans-Africa Projects, South Africa, Nov 2011
(From discussing further work at Trans-Africa Projects).
“Baie dankie Pieter, jy het uitstekende werk hierop gedoen”.
Chris van der Merwe,
Corporate Consultant – Insulation Co-ordination, Eskom, South Africa, 25 Jan 2012.
(From work that I did on the coupling with and corona on the ground wire of the Cahora Bassa HVDC line).
“Thanks for that information, very interesting. By sending such a mail, you may have just brought on more work for yourself.”
Senior Consultant, Eskom, South Africa, 18 May 2012
(In response to my e-mail send on safety of shaded carports underneath power lines at Koeberg Power Station).
“Is jy seker jy is nie dalk ‘n “corrosion expert” nie – Kon dit self nie beter gestel het nie – All angles were covered”.
Corrosion Specialist, Eskom, South Africa, 26 Jul 2012
(Feedback on a document that I prepared on the replacement of ground wires with ACSR couterpoises).
“Baie dankie, Pieter, soos gewoonlik ‘n baie deegllike dokument wat die verskil duidelik uitspel”.
Managing Director Trans-Africa Projects, South Africa, 7 Mar 2013
(Feedback on corona performance calculations for conductor of a downed section of the Cahora Bassa HVDC line).
“Excellent document as usual”.
Dr Rob Stephen
General Manager and Master Specialist, Eskom Technology, South Africa, 19 Feb 2013
(Further discussion on my report proposing a 70 mm gap size for the spark gap on the shield wire insulator of the Cahora Bassa HVDC line).
“Thanks for your contribution. It is well done”.
Dr Hendri Geldenhuys,
Corporate Specialist, Eskom Technology Division, South Africa, 16 Sep 2013
(Comment on my contribution on step and touch potentials to CIGRE Working Group 56)
“Thanks Pieter – once again you pulled off a masterpiece of a document – really good work and well laid out”.
Arthur A Burger,
Chief Engineer, Eskom Line Engineering Services, South Africa, 3 Oct 2013
(Comment on report submitted on electromagnetic coupling from two 400 kV lines to an electric security fence)
“Wow Pieter, your efficiency is exceptional – thanks for all your efforts”
Senior Engineer Distribution, Trans-Africa Projects, South Africa, 7 Feb 2014.
(Comment in response to Technical Memorandum submitted on field effects of selected conductor for a downed section of the Cahora Bassa HVDC line).
“Hi Pieter – great work and very professional”
Chris van der Merwe,
Power System Consultant, Trans-Africa Projects, South Africa, 20 Jun 2014
(Comment on my report on safety of a parking lot underneath 2 x double circuit 132 kV power lines).
“I would like to thank Dr Pretorius for the remarkable work he produced for Apollo Pluto 400kV loop into Verwoerdburg , more especially given that the request was at short notice”.
Senior Engineer, Eskom Line Engineering Services, South Africa, 14 Jul 2014.
(Comment following submission of earth electrode design for tower with high tower footing resistance).
“As ons eendag tyd het sal ek graag meer wil weet oor hoe jy te werk gaan in die algemeen. As ek na jou uitsette kyk, is jy een van die mees effektiewe werkers wat ek ken. Hoe beplan en voer jy projekte uit? Etc…”
Dr Hendri Geldenhuys,
Corporate Specialist. Eskom Technology Division, South Africa, 18 Jul 2014
(General comment following submission of a report on safety of a parking lot underneath overhead power lines)
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“We are so pleased with all the excellent work done on this study, and for sure we will contact you for any future Project where we need your support”.
Cristian Carrillo Tortoledo,
Electrical Lead, OHLI-Sener, Spain, 13 Jun 2016
(From feedback received on EMC Study of Gas Plant in Oman done by TERRATECH)
“I take this opportunity to congratulate you once more for the job done on this project. As I told you some month ago, It is always a pleasure to work with people so compromised with their work and responsible as you showed to be during the whole process. For us it was also quite a rewarding experience working with you in this project and hope we can collaborate together in the near future”.
Victor Mendez Rangel,
Electrical Engineer, OHLI-Sener, Spain, 13 Jun 2016
(Feedback received on EMC Study of Gas Plant in Oman done by TERRATECH)