With high speed air flow, powder in suspending state shall be feed to storehouse; principle on interlock control and selection of control system in powder feeding are introduced.

• 介绍了利用压缩气的高速气流,使粉料处于悬浮状态,最终输送到粉料仓的过程;联锁控制程序编制原则及粉料控制系统的设计方案选择。