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Refrigeration Terms > Terms > Flashcards

Terms Flashcards

1
Q

The system component that stores 90% liquid refrigerant

A

Receiver

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2
Q

A refrigeration system with all components sealed together

A

Sealed system

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3
Q

The evaporator pressure and the components in a refrigeration system experiencing pressure

A

Low side pressure
Suction pressure

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4
Q

The pressure of refrigerant in a lived liquid and Vapour condition at a given temperature

A

Saturation pressure

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5
Q

One or more compressors, a condenser and accessories assembled on one frame

A

Condensing unit

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6
Q

A compressor that increases Vapor pressure by changing cylinders

A

Positive displacement compressor

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7
Q

The system component that liquifies refrigerant Vapour by removing heat

A

Condenser

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8
Q

A refrigerant Vapour pump

A

Compressor

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9
Q

A heat transmitting liquid that does not change state during a cooling process such as brine

A

Secondary coolant

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10
Q

The refrigerant to air concentration people are exposed to over a normal workweek without ill affects

A

TLV-TWA

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11
Q

A sealed joint by melting metals parts above 800°F

A

Brazing

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12
Q

Secondary coolants composed of salt and water

A

Brine

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13
Q

Mixtures of two or more refrigerant used individually as refrigerant for other applications

A

Blend

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14
Q

A sealed joint made by melting and joint metal parts

A

Welding

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15
Q

The term applied to blend of different refrigerant with varying saturation conditions acting as a single refrigerant

A

Zeotropic

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16
Q

Sealed joints made by joining and melting parts under 800°F

A

Soldering

17
Q

A heat absorbing fluid that changes from a liquid to a Vapour at cooling and freezing temperatures

A

Refrigerant

18
Q

The condensing pressure and the components in a refrigeration system experiencing that pressure

A

High side
Discharge pressure

19
Q

The system component that vapourizes liquid refrigerant by adding heat from media being cooled

A

Evaporator

20
Q

The minimum refrigerant concentration capable of flammability when mixed with air

A

LFL

21
Q

The maximum concentration of toxic Vapour within 30 minutes exposure with no symptoms or negative health effects

A

Immediate danger to life and health

Refrigeration Terms (1 decks)

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