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针对大型原油蒸馏装置加热炉的控制，设计了一个温差约束控制和提降量控制，以提高加热炉的控制质量和平稳操作。
Aimed at the control of heating furnace in large crude distillation unit, a temperature difference control and lifting control were designed to improve the control quality and smooth operation of heating furnace.