Start-up time can be saved by controlling the optimum velocity time of feeding, optimum temperature-rise time of low-pressure converting furnace and adding self-heating balance design.

• 通过寻找化工投料的最佳速度、时间及低变炉最佳升温时间,并加设合成塔催化剂的自热均衡设计等措施,可以节约开车时间,减少经济损失。