Refrigeration Flashcards
1
Q
Different types of refrigerant compressors?
A
Scroll
Centrifugal
Reciprocating
Semi-Hermetic
Hermetic
2
Q
What compressor has the fewest moving parts?
A
Scroll Compressor
3
Q
What are the four basic components of a water chiller?
A
Compressor, condenser evaporator, refrigerant
4
Q
Convert 100 °C to F.
A
100 C° x 9/5 +32 = 212
5
Q
Convert 100 °F to °C
A
100 - 32 = 68 × 5/9 = 37.74
6
Q
Name the Two general types of evaporators?
A
Direct expansion Evap
Flooded Evap
7
Q
What is the usual condensing temperature for a water chiller operating with a cooling tower?
A
105°F
8
Q
Name the 3 main parts of a heating system.
A
Boiler
Piping
Heat Transfer Surface
