Existing district heating grid

The existing district heating grid with a total grid length of approx. 34 km is powered by a gas-fired power plant (Fig.1) and has an annual heat demand of 156 GWh, the peak heat load is in the amount of 72 MW. The power plant is joined with a water-based thermal storage tank with a total storage volume of 5000 m3 and can store a heat quantity of 250 MWh in the operable temperature range.

Подпись: 250 MWh120’C

ізоот district heating grid

Fig. 1: Existing district heating with a combined gas and steam cogeneration plant