Bare tube evaporators are applied where the space temperature is maintained below
a. 3C
b. 2C
c. 1C
d. 0C
e. -1C
Answer: C
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Power Engineering Chapter 117
- Evaporative condenser can save up to __ to __ percent in water consumption
- Which one is NOT true about the shell and tube condenser?
- Which of the following are direct expansion evaporators and flooded evaporators? 1. bare tube 2. the plate surface 3. the shell and tube 4. the finned tube
- Which of the following are direct expansion evaporators? 1. bare tube 2. the plate surface 3. the shell and tube 4. the finned tube
- The common types of evaporators used in refrigeration systems are: 1. bare tube 2. the shell and coil 3. the plate surface 4. the shell and tube 5. double tube 6. the finned tube
- The purpose of a condenser in a refrigeration system is
- Defective condenser operation is a result of the presence of all of the following except
- The common types of water-cooled condensers used in refrigeration systems are: 1. the shell and tube 2. the shell and coil 3. the double tube 4. the plate surface
- Which of the following statements about the shell and tube evaporator type is false?
- The amount of water used in the evaporative condenser of a refrigeration plant is only a small percentage of that used in a water condenser of the same capacity, because
- Which of the following statements about the shell and tube refrigeration evaporator is false?
- All refrigeration evaporators:
- Of the following refrigeration system evaporators, the ___________ evaporators require the greatest refrigerant charge.
- The refrigeration condenser design that requires the tubes to be cleaned with acid and then neutralized, is the:
- Which of the following statements about double tube refrigeration condensers is true?
- With regard to refrigeration systems, large-capacity air-cooled condensers are found mainly
- Dry and flooded evaporators differ principally in what respect?
- Which of the following is NOT a form of refrigeration evaporator construction?
- The refrigeration evaporator that increases heat exchange by crimping several thin metal plates to single-wall tubes is a
- An evaporator that contains only a small amount of liquid refrigerant at any time is what type of evaporator?
- The amount of heat absorbed by water when it evaporates at atmospheric pressure is
- Which of the following is NOT a common type of refrigeration condenser?
- In a refrigeration system, which of the following is NOT a cause of poor condenser performance?
- An evaporator that can easily be cleaned and defrosted manually without interrupting the cooling process is which type of evaporator?