Tag Archives: linkedin

Integrating Solar Photovoltaics and Other Renewables in Distribution Systems

Distributed generation (DG) has become a viable option and is gaining wider acceptance to utilities, customers, and independent power producers. While DG offers many advantages, the interconnecting utility typically requires a system impact study for interconnecting DG to the existing … Continue reading

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Revised Spring 2011 Training Course Schedule

After all the winter storms and events, we have finally gotten around to finalizing the spring course schedule.  The nodal pricing and transmission planning courses are cancelled due to lack of interest.  We shortened the power flow course to 3 days.  Happily, we … Continue reading

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Distributed Generation: Interconnection Steady State Impact

Jingjia Chen, Ketut Dartawan, Ricardo Austria Distributed generators (DGs) are small generating units that are connected to the distribution network at voltages below 69 kV. DG units usually have capacities of 10MW or less, and are based on different energy … 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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High Voltage Concern at Wind Farms?

If we think about wind turbines as induction generators, one would assume that these would be VAR (reactive power) sinks, demanding vars from the grid to be able to deliver watts.  However, that may be true from the point of … Continue reading

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Power Flow Solution Techniques

by M. Gutierrez, M. Elfayoumy, R. Tapia, R. Austria (This Blog is an introductory discussion of the AC power flow at a beginner level.  Other Blogs on this site discuss more advanced aspects of the power flow, including convergence and … Continue reading

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HVDC Technology: DC Overlay on an AC System

by R. Austria, K. Dartawan, M. Elfayoumy, M. Gutierrez, R. Tapia “Will a 2,000 MW HVDC line transfer 2,000 MW?” The answer, which we’ll try to explain in this blog, is “plus or minus“ if the DC line is being built to … Continue reading

Posted in Direct-Current (HVDC) Transmission | Tagged , , , | 2 Comments