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Pterra is an independent consulting company that specializes in services to the electric power industry

To specific analytical or expert matters, Pterra's Principals apply over 100 years of cumulative industry experience to find creative and innovative solutions and resolutions.  Our Principals come from diverse backgrounds in power system operations, transmission planning, electrical design, industrial analysis, software development and equipment manufacturing.  And yet, our work is fully independent of manufacturing, software, utility, project developer and other entities participating in today's energy markets.     

In all our engagements, Pterra's Principals are committed to excellence, quality and timeliness.  Our small business approach to service offers you flexibility in adopting to your specific needs and one-on-one communications with our staff. 

 

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Conferences

  • March 27-30, 2012 - 2012 PSCAD User Group Meeting, Castelldefels, Spain, sponsored by Manitoba HVDC Research Centre, in collaboration with Cedrat S.A., and INDIELEC.

  • Apr 11-13, 2012, PSLF (General Electric's Positive Sequence Load Flow Software) Users Group Meeting, Las Vegas, NV.  

  • May 15-18, 2012, Connect '12, sponsored by the National Rural Electric Cooperative Association (NRECA), New Orleans, LA.

 Papers

  • "Harmonics Issues that Limit Solar Photovoltaic Generation on Distribution Circuits," by K. Dartawan, L. Hui - Pterra, M. Suehiro - Maui Electric Co., for oral presentation at SOLAR 2012, World Renewable Energy Forum (WREF 2012), May 13-17, 2012, at the Colorado Convention Center in Denver.

  • "Evaluating Generator Breaker Short-Circuit Duty using IEEE Std. C37.010 and C37.013" by K. Dartawan, C. St. Pierre, has been selected by the Codes & Standards Committee for presentation at the 2012 Industrial & Commercial Power Systems Conference, May 19-25, 2012, Louisville, Kentucky, USA.

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