Question 1

Hydrogen as a fuel has a fuel heat value of:

Accepted Answer

A)  274 Btu/Cu.ft 
B)  374 Btu/Cu.ft 
C)  574 Btu/Cu.ft 
D)  909 Btu/Cu.ft 
A)  274 Btu/Cu.ft 
B)  374 Btu/Cu.ft 
C)  574 Btu/Cu.ft 
D)  909 Btu/Cu.ft A

Question 2

Carbon deposits are most likely to be found in the:

Accepted Answer

A)  convection section terminal penetrations 
B)  pre-heat tube 
C)  radiant tube 
D)  convection tube 
A)  convection section terminal penetrations 
B)  pre-heat tube 
C)  radiant tube 
D)  convection tube C

Question 3

Draw a cylinder furnace with balanced draft. Identify the components.

Accepted Answer

A cylinder furnace with balanced draft typically includes several components. The main components of the furnace include the cylinder itself, which is the main body of the furnace where the combustion process takes place. There is also a burner, which is responsible for providing the fuel and igniting it to create the heat for the furnace.

Other components include the air intake and exhaust system, which help to maintain a balanced draft within the furnace. The air intake provides the necessary oxygen for combustion, while the exhaust system removes the byproducts of combustion.

Additionally, there may be a control system for regulating the fuel and air flow to maintain the desired temperature and efficiency. The furnace may also have insulation to retain heat and improve energy efficiency.

Overall, a cylinder furnace with balanced draft includes components such as the cylinder, burner, air intake and exhaust system, control system, and insulation. These components work together to create a controlled and efficient combustion process.

Question 4

The amount of combustibles in the flue gas:

Accepted Answer

A)  O2 % 
B)  percent combustibles 
C)  flue gas range 
D)  flue gas concentration 
A)  O2 % 
B)  percent combustibles 
C)  flue gas range 
D)  flue gas concentration

Question 5

Label the following furnace.

Accepted Answer

1) Stack
2) High temperature alarm
3) Ox

Question 6

Tubes located above the shock bank:

Accepted Answer

A)  conduction tubes 
B)  radiant tubes 
C)  convection tubes 
D)  bridgewall tubes 
A)  conduction tubes 
B)  radiant tubes 
C)  convection tubes 
D)  bridgewall tubes

Question 7

Direct fired furnaces heat process streams like heavy hydrocarbons, glycol, water, and molten salts.

Accepted Answer

A) True 
 B)False

Question 8

Draw a natural draft, box furnace. Show all components.

Accepted Answer

A natural draft, box furnace typically c

Question 9

List four fired heater " furnace" designs:

Accepted Answer

cylindrica

Question 10

Ensuring proper air concentration is critical because:

Accepted Answer

A)  fuel burns cleaner and hotter if air mixture is correct 
B)  fuel burns cleaner and hotter if air mixture is incorrect 
C)  fuel burns poorly and cooler if air mixture is incorrect 
D)  a & c 
E)  b & c 
A)  fuel burns cleaner and hotter if air mixture is correct 
B)  fuel burns cleaner and hotter if air mixture is incorrect 
C)  fuel burns poorly and cooler if air mixture is incorrect 
D)  a & c 
E)  b & c

Question 11

Most fired furnaces use:

Accepted Answer

A)  natural gas 
B)  kerosene 
C)  fuel oil 
D)  a & c 
A)  natural gas 
B)  kerosene 
C)  fuel oil 
D)  a & c

Question 12

Name four common furnace problems and describe each.

Accepted Answer

flame impingement, h

Question 13

Heat transfer occurs best under what three conditions:

Accepted Answer

large temperature di

Question 14

Methane as a fuel has a fuel heat value of:

Accepted Answer

A)  274 Btu/Cu.ft 
B)  374 Btu/Cu.ft 
C)  574 Btu/Cu.ft 
D)  909 Btu/Cu.ft 
A)  274 Btu/Cu.ft 
B)  374 Btu/Cu.ft 
C)  574 Btu/Cu.ft 
D)  909 Btu/Cu.ft

Question 15

When a burner flame goes out during operation it is referred to as:

Accepted Answer

A)  flame out 
B)  burn out 
C)  fire out 
D)  flash back 
A)  flame out 
B)  burn out 
C)  fire out 
D)  flash back

Question 16

The stack damper in a furnace is set to give from:

Accepted Answer

A)  0.05 to 0.15 inches of water 
B)  0.15 to 0.25 inches of water 
C)  0.25 to 0.35 inches of mercury 
D)  0.35 to 0.45 inches of water 
A)  0.05 to 0.15 inches of water 
B)  0.15 to 0.25 inches of water 
C)  0.25 to 0.35 inches of mercury 
D)  0.35 to 0.45 inches of water

Question 17

The refractory lining on a furnace is composed of all of the following except:

Accepted Answer

A)  insulation fire brick 
B)  stainless steel rod 
C)  kick-out panels 
D)  insulative bats 
E)  gunite
F) concrete
G) lead rods
H) peep block 
A)  insulation fire brick 
B)  stainless steel rod 
C)  kick-out panels 
D)  insulative bats 
E)  gunite
F) concrete
G) lead rods
H) peep block

Question 18

An air preheater is a:

Accepted Answer

A)  Cost saving system used to heat the air before it enters the burner 
B)  Device located at the burner tip 
C)  Narrow neck between the convection section and stack 
D)  Type of furnace that heats air before it mixes with fuel at burner 
A)  Cost saving system used to heat the air before it enters the burner 
B)  Device located at the burner tip 
C)  Narrow neck between the convection section and stack 
D)  Type of furnace that heats air before it mixes with fuel at burner

Question 19

Four draft types utilized on furnace designs are:

Accepted Answer

Induced, F

Question 20

Complete CH4 + 2O2 combustion produces _____ and _______ .

Accepted Answer

Water and

Hydrogen as a fuel has a fuel heat value of:

Carbon deposits are most likely to be found in the:

Draw a cylinder furnace with balanced draft. Identify the components.

The amount of combustibles in the flue gas:

Label the following furnace.

Tubes located above the shock bank:

Direct fired furnaces heat process streams like heavy hydrocarbons, glycol, water, and molten salts.

Draw a natural draft, box furnace. Show all components.

List four fired heater " furnace" designs:

Ensuring proper air concentration is critical because:

Most fired furnaces use:

Name four common furnace problems and describe each.

Heat transfer occurs best under what three conditions:

Methane as a fuel has a fuel heat value of:

When a burner flame goes out during operation it is referred to as:

The stack damper in a furnace is set to give from:

The refractory lining on a furnace is composed of all of the following except:

An air preheater is a:

Four draft types utilized on furnace designs are:

Complete CH_{4 +}2O₂ combustion produces _ and ___ .

Introduction to Process Equipment

Valves

Piping and Vessels

Pumps

Compressors

Turbines and Motors

Heat Exchangers

Cooling Towers

Steam Generation- Boilers

Instruments

Process Diagrams

Utility Systems

Reaction Systems

Distillation Systems

Extraction and Other Separation Systems

Plastics Systems

Filters

Exam 10: Fired Heaters Furnaces

Hydrogen as a fuel has a fuel heat value of:

Carbon deposits are most likely to be found in the:

Draw a cylinder furnace with balanced draft. Identify the components.

The amount of combustibles in the flue gas:

Label the following furnace.

Tubes located above the shock bank:

Direct fired furnaces heat process streams like heavy hydrocarbons, glycol, water, and molten salts.

Draw a natural draft, box furnace. Show all components.

List four fired heater " furnace" designs:

Ensuring proper air concentration is critical because:

Most fired furnaces use:

Name four common furnace problems and describe each.

Heat transfer occurs best under what three conditions:

Methane as a fuel has a fuel heat value of:

When a burner flame goes out during operation it is referred to as:

The stack damper in a furnace is set to give from:

The refractory lining on a furnace is composed of all of the following except:

An air preheater is a:

Four draft types utilized on furnace designs are:

Complete CH4 + 2O2 combustion produces _____ and _______ .

Introduction to Process Equipment

Valves

Piping and Vessels

Pumps

Compressors

Turbines and Motors

Heat Exchangers

Cooling Towers

Steam Generation- Boilers

Instruments

Process Diagrams

Utility Systems

Reaction Systems

Distillation Systems

Extraction and Other Separation Systems

Plastics Systems

Filters

Complete CH_{4 +}2O₂ combustion produces _ and ___ .