Under the heavy duty operation, the internal coking of tube caused by local tube over heating is an universal problems for delayed coking furnace.
高负荷运行下的焦化加热炉，由于局部炉管过热引起管内结焦是一个普遍性的问题。
The whole geometric structures of combustor, combustion chamber and furnace tube in delayed coking furnace were accurately calculated by the whole-coupling method.
采用分区耦合的计算方法，实现了对工业焦化炉从燃烧器、炉膛、炉管整体几何结构的仿真，并且对焦化炉内流动、燃烧和传热全部工艺过程进行了模拟。
The coking problem of heavy oil in tube heating furnace is studied to obtain more ideal operating parameter fro delayed coking.
探讨了重质油在管式加热炉里结焦的问题，得到了比较理想的延迟焦化操作参数。
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