Recirculating-air installation, treatment installation and method for operating a recirculating-air installation

Abstract

The present invention relates to a recirculating-air installation (104), in particular for a treatment installation (100) for treating workpieces, wherein the recirculating-air installation (104) comprises the following:—a plurality of local recirculating-air modules (112), by means of which local recirculating-air flows (114) can be supplied to, passed through and removed from a treatment chamber (106), wherein the local recirculating-air flows (114) each flow through the treatment chamber (106) multiple times; and—a global recirculating-air ducting (120), by means of which a global recirculating-air flow (122) can be removed from the plurality of local recirculating-air modules (112) and/or the treatment chamber (106), can be conditioned by means of a conditioning device (126) and can be supplied again to at least one of the plurality of local recirculating-air modules (112) and/or the treatment chamber (106).

Dependencies are inferred from the claim text.