... is the Zhengzhou Boiler Co., Ltd that entrusted Tsinghua University and Institute of Physics, Chines Academy of Sciences to design Circulating ... to many kinds of coal, high efficiency, energy saving, environment friendly and so on.The features of circulating fluidized bed boiler: 1 ... than 89%, carbon content in blowdown is lower than 1%, and in dust lower than 5%.3.Wide range of load ...