Fired heater 1

What is a Type C fired heater?

• Box heater with arbor coil

• Cylindrical heater with vertical coil

• Cabin heater with horizontal tube coil

• Box heater with vertical tube coil

______ is normally the medium used for soot-blowing.

• Chemical solution

• Silica

• Steam

• Abrasive grit

2 categories of fired heater:

• cylindrical heater

• S&T

• box heater

• top fired

The tubes that are in direct line of sight with the burners receive rays of _____ heat.

• conduction

• radiant/radiation

• convection

The tubes in the upper section of the furnace are heated by the flow of hot gases that pass over them. This type of heat transfer is called ______.

• convection

• conduction

• radiation

• flow path

Combustion is a ______ reaction that produces heat.

• fire

• chemical

• physical

• heat transfer

The oxygen needed for combustion comes from the _______ .

• gas supply

• water (H2O)

• air

• fuel

Incomplete combustion will produce ________ instead of CO2.

• C

• CO

• H2O

• O2

The safest and quickest way to stop combustion in an emergency situation is to cut off the flow of ______ to the burners.

• heating fluid

• water

• fuel

• O2

The tubes in the furnace that are heated primarily by hot gases make up the _______.

• radiant section

• conduction section

• convection section

• combustion chamber