Table 1 Specification of the modeled furnace and burners.

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

Radiation section of the furnace (modeled part)

Box burners

Parameters

Values

Parameters

Value

Furnace height

820 mm

Space between the floor burners

14,660 mm

Furnace length

500 mm

Space between the wall burners

1120 mm

Furnace width

20

Number of injection nozzles for each box

2804 mm

Output height

2 mm

Nozzle diameter

1700 mm

Number of modeled coils

  

5 passes

Number of coils in the furnace

  

90 passes

Coil diameter

  

110 mm