Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
9 Cards in this Set
- Front
- Back
|
type of the Air Conditioning (AC) plants
|
Six, 250-ton centrifugal chill water A/C plants that operate with R-114 type refrigerant.
|
|
|
refrigeration units onboard
|
Two, 8-ton reciprocating refrigeration plants that operate with R-134A type refrigerant.
|
|
|
Compressors
|
Compresses refrigerant into a high pressure gas; moves refrigerant though the refrigeration cycle.
|
|
|
Chill water pump
|
Circulates the chilled water throughout the ship, then back to the A/C plants.
|
|
|
Condenser
|
Condenses the compressed refrigerant into a liquid state. Seawater in tubes cools the refrigerant outside the tubes. The vapor condenses into liquid.
|
|
|
Receiver
|
Storage area (tank) for liquid refrigerant after being condensed. Also, when maintenance or repairs are made, the unit is "pumped down" which returns and stores all the refrigerant to the receiver.
|
|
|
Freeze box
|
Used for the preservation and storage of frozen stores.
|
|
|
Chill box
|
Used for the preservation and storage of stores requiring refrigeration and humidity control and for thawing frozen stores.
|
|
|
Thermal expansion valve
|
Regulates the amount of refrigerant admitted into the evaporator.
|
