We evaluate how increasing wind generation affects wholesale electricity prices, balancing payments and the cost of subsidies using the Irish Single Electricity Market (SEM) as a test system, with hourly data from 1 January 2008 to 28 August 2012. We model the spot market using a system of...

This paper evaluates the effect of wind generation on CO2 emissions using 2008-2012 historical data for the Irish Single Electricity Market. Wind generation decreases CO2 emissions, but by less than the average system emissions. When we evaluate the results by technology, we find that wind...

In a deregulated market, the decision to build new thermal power plants rests with private investors and they will decide whether to invest on the basis of expected profits. This paper evaluates how such profits are affected by the increasing presence of wind generation. We use hourly historical...