Nevertheless, when the layer of coke is thick, the acoustic vibration signals generated higher than 400 Hz are completely absorbed by the coke layer when the high pressure water impacts the coke surface in the axis region of the coke drum
In the same time frame, we increased our use of discounted feedstocks from 66% to 68%, partially due to improved operations at our heavy sour refineries where we completed a major turnaround at Delaware City, finished our coke drum
repair at Port Arthur, and repaired the vacuum tower at our Aruba refinery.'
Initially, these particles are small and can easily entrain in the vapour stream during periods of high coke drum
velocity or in the presence of coke drum
"With these AWO technology open days, we aim to raise awareness of how we can restore towers, coke drums
, reactors and other units to their original capabilities without the need to replace them," he added.
In refineries Bohler solutions are used in distillation towers, heaters, coke drums
, fractionators, hydrocracking reactors, hydrotreating reactors, hydrodesulphurisation reactors, heat exchangers, FCC units, evaporators, storage tanks and reforming units.
The fire broke out January 6 at one of the four coke drums
at the Horizon installation, owned and operated by Canadian Natural Resources Ltd.
At least two coke drums
were damaged, with the majority of damage contained in one area.