Tag Archives: wind power

Can wind turbines and solar inverters contribute to frequency control?

Posted on February 6, 2012 by Administrator

Renewable energy resources such as solar and wind power are produced in a manner that is usually considered as not being able to contribute to frequency control of interconnected power systems.  For wind turbines, the reason for this is that … Continue reading →

Posted in Photovoltaic Systems and Distributed Generation, Tech Blogs, Wind Power Integration | Tagged , , , , , , , , , , , , , | Leave a comment

Transient Overvoltages in Wind Farms, and a Case Study

Posted on December 19, 2011 by Administrator

In various Blogs on this site, we have talked about unique technical issues associated with integrating wind farms into existing grids.  This Blog now addresses the matter of transient overvoltages, or TOV, specifically with respect to potential risks to customers … Continue reading →

Posted in Photovoltaic Systems and Distributed Generation, Tech Blogs, Wind Power Integration | Tagged , , , , , , , , , , , , , , , , , | Leave a comment

Transmission bases for sizing wind and solar projects

Posted on October 18, 2011 by Administrator

Unlike base load power plants such as nuclear and some coal plants which operate near full capacity for days at a time, solar photovoltaic (PV) and wind farms are variable resources whose output is dependent on the minute-by-minute change in … Continue reading →

Posted in Photovoltaic Systems and Distributed Generation, Tech Blogs, Wind Power Integration | Tagged , , , , , , , , , , , , , | 1 Comment

Distributed Generation: Things You Don’t Want to Miss!

Posted on October 12, 2010 by Administrator

by K. Dartawan, R. Austria What is Distributed Generation (DG)? Unlike big generation stations connected directly to the utility’s transmission grid, DG is typically smaller, about 10 MW or less connected to the distribution network or customer side. The DG … Continue reading →

Posted in Photovoltaic Systems and Distributed Generation | Tagged , , , , , , , , , , , , | Leave a comment

A Closer Look at Wind Curtailment

Posted on September 24, 2010 by Administrator

 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 , , , , , , , , , , , , | Leave a comment

2011 Course Schedule

Posted on September 22, 2010 by Administrator

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 , , , , , , , , , , , , , , , , , , , , | Leave a comment

A Methodology for Estimating Potential Curtailment of Wind Farms

Posted on September 3, 2010 by Administrator

 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 , , , , , , , | 1 Comment

Fall 2010 Course Schedule

Posted on July 19, 2010 by Administrator

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 , , , , , , , , , , , , , , , , | Leave a comment

Wind Integration Course – June 2010

Posted on June 23, 2010 by Administrator

Held in Albany, NY, June 15-17, 2010  What can we say?  We had all the windy people together and spent the next 3 days blowing air.  Seriously, we did get into some serious technical discussions about wind modeling specifics and the … Continue reading →

Posted in Training Courses | Tagged , , , , , , , | Leave a comment

High Voltage Concern at Wind Farms?

Posted on May 18, 2010 by admin

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 →

Posted in Tech Blogs, Wind Power Integration | Tagged , , , , , , , | 1 Comment