Table 6 Energy distribution in the furnace and the coil (kW).

From: Feasibility study of coke combustion and energy exergy analysis in the De-Coke process of cracking furnaces in olefin unit

Furnace

Cracking process

Conventional

De-Coke process

Burning Coke

De-Coke process

\(\:{En}_{in}\) (kW)

51164.41

14493.04

15711.66

\(\:{En}_{coil}\) (kW)

22944.10

2171.10

2159.08

\(\:{En}_{cv}\) (kW)

830.16

1622.27

5595.61

\(\:{En}_{ex}\) (kW)

27390.16

10699.66

7956.98

Coil

 \(\:{En}_{in}\) (kW)

339577.78

8672.31

8672.31

 \(\:{En}_{cv}\) (kW)

22944.10

7555.69

7555.69

 \(\:{En}_{ex}\) (kW)

316633.68

1116.62

1116.62