Working of Natural Draught Zigzag Kiln (NDZK)
Natural Draught Zigzag Kiln (NDZK) technology is an improvement over Fixed Chimney Bull's Trench Kiln (FCBTK) technology. This animation explains the basic design and working of the kiln. It also describes the key factors that result in its improved performance as compared to FCBTK technology, and highlights the attractive cost-economics of converting an FCBTK to an NDZK.
Source: Greentech Knowledge Solutions Pvt. Ltd.