Test Bank Answers Distillation Chapter 24 - Process Technology 2e Complete Test Bank by NAPTA. DOCX document preview.
Introduction to Process Technology (NAPTA)
Chapter 24 Distillation
1) What is the distillation component where the separation of materials takes place?
A) Preheater
B) Tower
C) Condenser
D) Reflux drum
Page Ref: 314
Objective: 24.1 Describe the purpose or function of a distillation column or tower in the process industries
Blooms Level: Understand
2) In what type of distillation operation are materials fed to the system and the operation and production continue day and night for long periods of time?
A) Periodic
B) Batch
C) Continuous
D) Intermittent
Page Ref: 314
Objective: 24.1 Describe the purpose or function of a distillation column or tower in the process industries
Blooms Level: Understand
3) How could distillation be used in the water treatment industry?
A) To introduce additives to the water
B) To remove contaminants from the water
C) To separate the hydrogen from the water
D) All of the above
Page Ref: 315
Objective: 24.1 Describe the purpose or function of a distillation column or tower in the process industries
Blooms Level: Understand
4) Where does the separation process take place during distillation?
A) Column
B) Preheater
C) Condenser
D) Reboiler
Page Ref: 315
Objective: 24.2 Identify the primary parts and support systems of a typical tray-type distillation column
Blooms Level: Understand
5) What component of distillation systems are used to apply additional heat to the base to begin boiling the bottoms liquid?
A) Column
B) Preheater
C) Condenser
D) Reboiler
Page Ref: 315
Objective: 24.2 Identify the primary parts and support systems of a typical tray-type distillation column
Blooms Level: Understand
6) What section of the distillation column is the section located between the rectifying and stripping sections in a distillation column?
A) Rectifying
B) Flash zone
C) Stripping section
D) Feed tray
Page Ref: 316
Objective: 24.2 Identify the primary parts and support systems of a typical tray-type distillation column
Blooms Level: Understand
7) What type of tray design is designed with perforated openings, typically circular, in the tray deck?
A) Sieve tray
B) Valve tray
C) Bubble cap tray
D) Overhead tray
Page Ref: 317
Objective: 24.2 Identify the primary parts and support systems of a typical tray-type distillation column
Blooms Level: Understand
8) What type of tray design is designed with stationary risers in the deck area of each tray?
A) Sieve tray
B) Valve tray
C) Bubble cap tray
D) Overhead tray
Page Ref: 317
Objective: 24.2 Identify the primary parts and support systems of a typical tray-type distillation column
Blooms Level: Understand
9) What is one component of the distillate that has a particular boiling point that is different from the boiling point of the other fractions in the column?
A) Overhead
B) Fraction
C) Flash zone
D) Reflux
Page Ref: 318
Objective: 24.3 Describe the principles of operation and methods involved in the distillation process
Blooms Level: Understand
10) Which method of distillation occurs when some materials are easily separated because their boiling points are far enough apart that the lower boiler of the material is easily separated from the high boiler?
A) Binary distillation
B) Azeotropic distillation
C) Extractive distillation
D) Reactive distillation
Page Ref: 318
Objective: 24.3 Describe the principles of operation and methods involved in the distillation process
Blooms Level: Understand
11) Which method of distillation occurs when materials with similar volatility points are more difficult to separate and require that the boiling point of one of the materials be changed?
A) Binary distillation
B) Azeotropic distillation
C) Extractive distillation
D) Reactive distillation
Page Ref: 318
Objective: 24.3 Describe the principles of operation and methods involved in the distillation process
Blooms Level: Understand
12) What types of columns are filled with specialized material instead of trays?
A) Tray towers
B) Packed towers
C) Specialized towers
D) Feed towers
Page Ref: 319
Objective: 24.4 Describe the use of packing as it pertains to distillation
Blooms Level: Understand
13) What is the material used in a distillation column to maximize the contact area between the liquid and gas to effect separation?
A) Packing
B) Fraction
C) Heavy ends
D) Light ends
Page Ref: 319
Objective: 24.4 Describe the use of packing as it pertains to distillation
Blooms Level: Understand
14) What must the packing support used in a packed distillation column be designed for?
A) Evaporation of liquids
B) Free flow of air
C) Free flow of liquid and gas
D) Minimal storage space
Page Ref: 319
Objective: 24.4 Describe the use of packing as it pertains to distillation
Blooms Level: Understand
15) Which improper operation does not lead to exposure to chemicals?
A) Tower not vented
B) No cooling liquid on condenser
C) Rapid changes in column control and set points
D) Opening a bleed valve on a vacuum column
Page Ref: 319-320
Objective: 24.5 Discuss the hazards associated with the improper operation of a distillation column
Blooms Level: Understand
16) Which improper operation can lead to air in column?
A) Rapid changes in column control and set points
B) Opening a bleed valve on a vacuum column
C) No cooling liquid on condenser
D) Operation of column bottoms level too high or too low
Page Ref: 319-320
Objective: 24.5 Discuss the hazards associated with the improper operation of a distillation column
Blooms Level: Understand
17) Which of the following improper operation is least likely to extend start-up time and increase start-up cost?
A) Tower not vented
B) No cooling liquid on condenser
C) Opening a bleed valve on a positive pressure column
D) Introduction of steam to reboiler during startup
Page Ref: 319-320
Objective: 24.5 Discuss the hazards associated with the improper operation of a distillation column
Blooms Level: Understand
18) Which of the following should process technicians look for when maintaining and monitoring distillation systems?
A) Leaks
B) Reboiler shell pressure
C) Column pressure
D) All of the above
Page Ref: 320
Objective: 24.6 Describe the monitoring and maintenance activities associated with distillation column operations
Blooms Level: Understand
19) Which of the following is the symbol for a trayed tower?
A)
B)
C)
Page Ref: 320
Objective: 24.6 Describe the monitoring and maintenance activities associated with distillation column operations
Blooms Level: Understand