Solution: An upper heater, roughly twice the size of the lower heaterplate, was added to the chamber to offset the heat losses.
解决方案： 在腔室上部添加一个尺寸约为下部加热器板的两倍加热器，用以补偿流失掉的热量；
2
The primary factors are filter cake moisture content, impurity content in cake, purge gas flow, residence time, holdup volume, the distance among steam tubes and the temperature of heaterplate.