Subject: with the square of the diameter and linear with height Up to the year 2000 Projects and Orders were based on coke drums with diameters of up to 29’ (8,8 m) and a heights - flange to flange (FF) of up to 130’ (39,0m). Presently, there are Decoking Units under construction with a Diameters of 32’ (9,80m) and FFheights of 150’ (46,0 m). This reflects an increase of 15% in length and 10% in diameter. As the volume increases with the square of the diameter and linear with height, a larger performance (through put ) will be achieved with increasing the diameter rather then the FF-height. Other factors beside the process parameters c like total height of the structure and coke drum strength |
объем возрастает пропорционально квадрату диаметра и линейно относительно высоты |
Большое спасибо!!! |
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