The purpose of the project is production technology at Královopolská Kovárna in Brno. The location is in the building of the production hall with administrative part. The area is used for engineering production.The ground gas is used primarily for technologies (nearing and heating furnaces) and heating. Electricity is mainly used for compressors operation, lighting, and it also serves to drive machines.The project deals with modernisation of 4 annealing furnaces. These have low energ. efficiency with a high degree of failure. a.