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- Solar Photovoltaic Inverters and Ride-Through Capability
- Can wind turbines and solar inverters contribute to frequency control?
- Integrating Solar PV Power with Existing Distribution Circuits; Part 1
- Transient Overvoltages in Wind Farms, and a Case Study
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Tag Archives: pterra
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
Posted in Photovoltaic Systems and Distributed Generation, Tech Blogs
Tagged DG, distributed generation, distribution, flicker, grounding, harmonics, interconnection, islanding, linkedin, Photovoltaic, power flow, protection coordination, pterra, PV, short circuit, solar, stability, system impact, tap cycling, training
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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
Posted in Training Courses
Tagged courses, distribution, dynamics, interconnection, linkedin, New York, power flow, pslf, pterra, short circuit, stability, system impact, training, transmission, voltage
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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
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
Posted in Industry News, Tech Blogs
Tagged distribution, GE, linkedin, Photovoltaic, power flow, pslf, psse, pterra, PV, solar, stability, transmission, wind, wind turbine, windpower
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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
Posted in Wind Power Integration
Tagged congestion, constraints, curtailment, flowgates, interconnection, linkedin, pslf, psse, pterra, transmission, wind, wind farm, wind power
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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
Posted in Training Courses
Tagged courses, DG, dynamics, interconnection, LBMP, locational-pricing, nodal pricing, power flow, pslf, psse, pterra, seminar, stability, system impact, training, transmission, underground cables, voltage, wind, wind farm, wind power
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A Methodology for Estimating Potential Curtailment of Wind Farms
by Pterra Consulting Figure 1 A wind farm integrated into a transmission grid is subject to curtailment due to temporary or long-term insufficient capacity on the transmission lines. Maintenance outage of a nearby line, dispatch of competing wind farms and availability of other generators are examples … Continue reading
Posted in Tech Blogs, Wind Power Integration
Tagged curtailment, power flow, pslf, psse, pterra, transmission, wind farm, wind power
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Course Updates for Fall 2010
Oklahoma was certainly a welcoming place as we held our first two courses of the fall season there. We thank our hosts for their hospitality and for setting up the two courses. And thanks for the barbecue and salsa lunches! Yum! … Continue reading
Posted in Training Courses
Tagged blackout, collapse, courses, dynamics, fall 2010, oklahoma, pterra, seminar, simulation, stability, voltage, voltage ledge
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Fall 2010 Course Schedule
The upcoming schedule of courses for Fall of 2010 includes a number of mainstay application courses, and a new course on underground cables, offered by Pterra jointly with Electrical Consulting Engineers, Inc. The lineup: Aug 10-12, 2010 – Dynamic Simulations … Continue reading
Posted in Training Courses
Tagged courses, dynamics, HVDC, LVRT, power flow, pslf, psse, pterra, seminar, stability, system impact, training, transmission, voltage, wind, wind farm, wind power
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Voltage Stability Course – April 2010
Held in Albany, NY We had a full class, with active participants. It was fun to teach and hopefully it was also fun to have been a participant in the course! The participants gave an overall rating for the course of 4.86 out of a possible … Continue reading
Posted in Training Courses
Tagged blackout, collapse, convergence, courses, LVRT, pterra, seminar, stability, transmission, voltage
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