1. © Priva Building Intelligence 2006 Stock marked elektricitet Price Most significant forms of energy will probably be electricity in the future. 50% sustainable energy in 2020 Producer: Wind turbines and PV systems. Consumers: Electricity vehicle The balance responsible need to predict consumption in order to buy power at the right price.

2. Stock marked elektricitet Price © Priva Building Intelligence 2006 The art of having control 2

3. © Priva Building Intelligence 2006 The art of having control 3 Act at the price fluctuations It nead buffer capacity and intelligent control

4. © Priva Building Intelligence 2006 The art of having control 4 Combined heat pump and buffer tank Produce heat when electricity is cheap