The pressure parts construction, design criteria of water wall, calculation procedure of water circulation and selection of critical parameters for controlled circulation boiler are introduced.
Get through theory calculation and testing, it has proved that air reverse circulation can be satisfied constructional claims of over thousand meters deep water well, with existing equipments.
本文通过理论计算及实验，证实了使用现有设备，气举反循环可以更好的满足超千米深水井的施工要求。
3
A re verse circulation well control method applicable in slim hole was advanced firstly and respective calculation equations were set up.