It is not unusual that the price for electricity can vary significantly over a period of 24 hours. Daily fluctuations usually range from 100-150%. The lowest prices can be found early in the morning where it starts growing and reaches it`s highest peak shortly after noon. We also consume less energy in weekends. Energy storage systems can take advantage of these price changes. Storing energy when demand is low and discharging the same energy when prices go up could result in a nice … [Read more...]