Waste Heat Recovery at the Steel and Rolling Mill “Marienhütte”, Graz (Austria)
2019-10-02
A steel and rolling mill used for increased environmental friendliness. That might sound strange, but is actually happening in Graz, Austria, where the mill is connected to the district heating grid. One part of the success story is two large and highly efficient heat pumps installed at the mill. Thanks to them, excess heat of temperatures as low as 30 °C can be utilized for district heating.
