Anonymous
It is taking 3.5 – 4 hour to decoking the drum and 0.5 hour to make the drum hole. The drum steam purge takes 1.5 h to the main tower with 3 t/h of steam and 45 min to blowndown with 12 t/h. Our water quench flow is 25 m3/h in 2.0 hour, 50 m3/h in 1.0 hour, 100 m3/h in 1.0 hour and 210 m3/h in 2.0 hour. After the soak time is 2.0 hour. Besides thats we still have hot spot.