Csavarkompresszor beszerzése

TENDER DESCRIPTION

In Part 1 of the procedure, the Contracting Authority intends to procure the delivery of 1 unit of a screw compressor of the make and type indicated in the Price Schedule—as a reference item—its commissioning, carrying out its test run, and training the operating personnel. A machine of a different type and make may be accepted only if it meets the technical requirements and its installability is ensured. In the Gyöngyösoroszi ore mine that is currently closed, in the excavation system that has not yet been backfilled, due to the spontaneous oxidation of the sulphide ores mined there, the water flowing from the mine has an acidic pH and contains a high metal content. Neutralisation of the water and precipitation of heavy metals is carried out with lime slurry. Flocculation (forming flocs) is carried out with a polyelectrolyte solution, and then dewatering of the resulting sludge is performed with a sludge centrifuge and frame filter press(es). In the process technology, the press sludge discharge is currently ensured by a Verderair VA50AA GE GE TB OO (568 l/min) pneumatic diaphragm pump. The operation of the 6 pneumatic valves belonging to the press is also performed with…

TENDER BRIEF

TENDER DOCUMENTS