Lesson 3: Air Conditioning System

Question 1

is the simultaneous control of temperature, humidity, motion, and purity of air to attain the requirements of a confined space.

Answer 1

Air Conditioning

Question 2

The process is basically ___________ if the desired temperature of the space is lower than its surrounding temperature and applicable during summer; and the process is basically __________ if the desired temperature of space is higher than the surrounding temperature and applicable during winter.

Answer 2

cooling, heating

Question 3

What is the meaning of acronym ASHRAE?

Answer 3

American Society of Heating, Refrigerating, and Air Conditioning
Engineers.

Question 4

is the process of treating air so as to control simultaneously its temperature, humidity, cleanliness, and distribution to meet the requirements of the conditioned space.

Answer 4

ASHRAE Definition of Air Conditioning

Question 5

Applications of Air Conditioning

An air conditioning for providing at least a partial measure of comfort for workers in hostile environments and also for maintaining the required conditions of material processing.

Answer 5

Industrial Air Conditioning

Question 6

Applications of Air Conditioning

Providing comfort for the occupants of residential houses.

Answer 6

Residential Air Conditioning

Question 7

Applications of Air Conditioning

Providing comfort for the occupants of commercial buildings such as department stores, Theaters, hospitals, offices, motels, hotels, and others.

Answer 7

Air Conditioner of Commercial Buildings

Question 8

Applications of Air Conditioning

Providing comfort for the passengers of vehicles such as buses, cars, trains, aircrafts, and others.

Answer 8

Air Conditioning of Vehicles

Question 9

it moves heat from inside your home to the outside, thereby cooling you and your home

Answer 9

Home air conditioner

Question 10

It blows cool air into your home by pulling the heat out of that air.

Answer 10

Home air conditioner

Question 11

Parts of Air Conditioning System

More commonly known as Freon is the liquid or gas which is passes through all
the other components in the air conditioning system.

Answer 11

Refrigerant

Question 12

Parts of Air Conditioning System

This cooling liquid is moved throughout the system by the compressor found in the outer half of the air conditioning unit.

Answer 12

Refrigerant

Question 13

Parts of Air Conditioning System

the heart of air conditioning unit.

Answer 13

Compressor

Question 14

Parts of Air Conditioning System

Compresses the refrigerant from a low temperature, low pressure gas to a high temperature, high-pressure gas.

Answer 14

Compressor

Question 15

Parts of Air Conditioning System

Pressure raising devices,

Answer 15

Compressor

Question 16

Parts of Air Conditioning System

In a literal process of compression, the compressor sends refrigerant to the condensing coil in the form of high pressure gas,

Answer 16

Compressor

Question 17

Parts of Air Conditioning System

This is where the refrigerant evaporates from a liquid form back into gaseous form.

Answer 17

Evaporator

Question 18

Parts of Air Conditioning System

When the refrigerant evaporates in the evaporator, it absorbs heat from the surrounding air and produces cooled air.

Answer 18

Evaporator

Question 19

Parts of Air Conditioning System

Low-pressure vapor heat exchangers.

Answer 19

Evaporator

Question 20

Parts of Air Conditioning System

This is where the refrigerant evaporates from a liquid form back into a gaseous form.

Answer 20

Evaporator

Question 21

Parts of Air Conditioning System

When the refrigerant evaporates in the evaporator, it absorbs heat from the surrounding air and produces cooled air.

Answer 21

Evaporator

Question 22

Parts of Air Conditioning System

Compresses the refrigerant from a low temperature, low pressure gas to a high temperature, high-pressure gas.

Answer 22

Compressor

Question 23

Parts of Air Conditioning System

A narrowing of the tube connected along the line between the condenser and the evaporator

Answer 23

Expansion Valve

Question 24

Parts of Air Conditioning System

This component receives gas at high pressure and high temperature from the compressor.

Answer 24

Condenser