ʻO ka Pipes Dryer he paipu puka makani me ka makani ʻino e hui ai i ka ʻōpala a me ka ea wela.I ke kaʻina o ka hele ʻana i ka sawdust ua wela i mea e hoʻoneʻe ai i ka makū mai ia mea, a ʻo ka sawdust me ka wai i wehe ʻia e hāʻule i lalo ma o ka conical cyclone separator me ka ea wela.ʻO ka ʻāpana nui o ka Pipes Dryer holoʻokoʻa ʻo ia ka mea hoʻokaʻawale cyclone, ʻo kāna hana ʻo ia ka wehe ʻana i nā ʻāpana paʻa paʻa a me nā hāʻule i lawe ʻia i loko o ke kinoea transport medium, e hoʻokō i ka hoʻokaʻawale kinoea-wai e hōʻoia i ka hana maʻamau o ka. paipu a me na lako.