Tag Archives: pterra

The PTI Song

Click here to play: PTI Lyrics: PTI, we sing to thee, scene of peace and harmony; Watch the mind of each PE, spouting forth technology; We will toil from dawn ‘til night that our brethren may delight; In a life of wealth and luxury, … Continue reading

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Integrating Solar PV Power with Existing Distribution Circuits; Part 2

(This Blog is a continuation of an ongoing series on integrating inverter-based solar photovoltaic generation with existing electric distribution circuits.  Link to Part 1) Solar PV (shorthand for photovoltaic) generation is growing in support and implementation in part because of a supportive … Continue reading

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Harmonics Limit Amount of PV on a Distribution Circuit

Harmonics is a very specialized and not widely understood topic in the electric power field which can become a major issue when inverter-based photovoltaic (“PV”) generators, (popularly referred to as solar power), are added to existing distribution circuits.  This Blog … Continue reading

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The Future of Transient Analysis is Bright

Yes, or at least, it’s brightening. We make this bold observation after attending the 2012 users’ group meeting for the PSCAD/EMTDC software, held March 27-20 at a little gem of a coastal town named Castelldefels in Spain.  About 60 participants (eyeball … Continue reading

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Integrating Solar PV Power with Existing Distribution Circuits; Part 1

A wave of new solar photovoltaic (“PV”) installations for power generation is hitting many distribution circuits around the country.  These installations are typically in the range of 10-2000 kW and comprise of a set of solar PV arrays or trays … Continue reading

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Training Schedules for Generation X

Pterra conducts training in power technology subjects, not as a primary line, but in response to a perceived need.  Occasionally, work in analytical consulting leads to knowledge and skills that clients and associates desire to acquire.  And we are more … Continue reading

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An Anniversary

Yesterday was the 7th anniversary of the founding of Pterra, LLC.  The original team of 5 who started this journey remain, with some worthy additions.  All have grown somewhat older, hopefully wiser, and after all the contingencies encountered through the … Continue reading

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Report from the 2011 PSLF Users’ Group Meeting

by Ric Austria If only for this one new feature, the trip to attend the meeting (held April 28-29 in sunny Orlando, Florida) was worth it.  The new feature is … PSLF now allows “continuous” tap solutions for phase angle … Continue reading

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A Closer Look at Wind Curtailment

 by Pterra Consulting  Wind farms are unique to power systems in that the construction and development time is much shorter than that of transmission lines and other bulk system facilities.  Wind farms can be placed into service well ahead of … Continue reading

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2011 Course Schedule

Getting a head start on the coming year, the 2011 course lineup is as follows:   March 29-31, 2011 – Distributed Generation Analysis and Applications Course (New) April 12-14, 2011 – Understanding Location-Based Energy Pricing (New) April 25-29, 2011 – Power … Continue reading

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