Countercurrent kuzirala zida
Countercurrent kuzirala ndi mtundu wa njira yozizira yomwe imagwiritsidwa ntchito popanga ma pellets a feteleza.Zimagwira ntchito pogwiritsa ntchito mipope ingapo kapena lamba wotumizira kutumiza ma pellets otentha kuchokera ku chowumitsira kupita ku chozizira.Pamene ma pellets akuyenda m'malo ozizira, mpweya wozizira umawomberedwa kumbali ina, kumapereka kutuluka kwa kutsutsana.Izi zimathandiza kuti kuziziritsa bwino komanso kulepheretsa ma pellets kuti asatenthe kapena kuwonongeka.
Zida zoziziritsa kuzizira nthawi zambiri zimagwiritsidwa ntchito limodzi ndi zowumitsira ng'oma zozungulira komanso zoziziritsa kukhosi zozungulira, zomwenso ndi zida zomwe zimagwiritsidwa ntchito popanga ma pellets a feteleza.Kugwiritsiridwa ntchito kwa zipangizo zoziziritsira zotsutsana kungathandize kuonjezera mphamvu ya kuzizira, zomwe zimapangitsa kuti pakhale mankhwala omaliza apamwamba.