April 21st, 2021

New factor in electricity market

Today is another (likely last for a while) sunny day here. Till October or even November we will have such sunny days periodically here. And please look to the next chart below (chart from Lithuanian electric grid operator Litgrid):



Blue line shows planned consumption of electricity in this country each hour. It is calculated using long term historical data. Red line shows forecasted consumption of electricity in this country each hour. It is calculated 1-2 days in advance and usually is very accurate. While yellow line shows actual consumption of electricity each hour. It is not diffcult to see that actual consumption is lower than forecasted. Why ?

Collapse )