Industrial Flashcards
1
Q
What does it mean that ammonia is anhydrous?
A
High affinity for water (700 volumes of vapor for 1 volume of water)
2
Q
Blast freezing
A
Low temperature air blown over food at a high velocity
3
Q
Cascading
A
The cascade system is a freezing system that uses two or more refrigerants with different boiling points. The evaporator of one refrigerant is used to cool the condenser of another
4
Q
Compound refrigeration
A
Two compressors in series. Suction of one = the discharge of the other
5
Q
5 applications of waste heat recovery?
A
- Heated floor loop
- Snow melt pit
- Resurfacing machine (Zamboni)
- HVAC equipment
- Domestic hot water
