关闭时间

• Sluice gate of double disk is controlled by electric - hydraulic handspike ; plc will compare sand temperature on outlet according to pre - designed value and inner sand temperature of double disk ; and then it adjusts close time of sluice gate , controls residence time of hot sand in double disk ; therefore , it can control sand temperature of outlet and make it reach required value .
  双盘的卸砂门由电液推杆控制， plc根据预设的出口砂温与实测的双盘内砂温进行对比，而调整卸砂门的关闭时间，控制热砂在双盘内的停留时间，进而控制双盘出口砂温使其达到要求。