Vehicle Air Conditioning Basics

In most basic terms your car s ac system is just a weirdly laid out fridge designed to move heat from inside of your car to the outside.

Vehicle air conditioning basics.

And two heat exchangers the evaporator and the condenser. A mechanical compressor driven by the vehicle s engine. If we haven t heard from you yet chances are pretty good your ac is doing an ok job. This is then circulated along with lubricant oil to the.

It s summertime here in the valley and your cars air conditioning has been working overtime for several months now. Automotive ac service and repair basics. Provide the reader with a case study on the design and optimisation of an air conditioning a c system. This means it not only cools the air down but also reduces the moisture content or humidity.

We ll start with the high pressure side as it leads from the engine to the passenger compartment. High pressure side low pressure r134a vapor entering the compressor is compressed to become high pressure temperature r134a vapor. And two heat exchangers the evaporator and the condenser. The compressor is a pump driven by a belt attached to the engine s crankshaft.

When the refrigerant is drawn into the compressor it is in a low pressure gaseous form. All automotive air conditioning systems are nearly closed loops with a high pressure side and low pressure side. Any automotive air conditioning system employs four basic parts. How the air conditioner works refrigeration cycle.

All car air conditioning systems are sealed systems with a high pressure side and low pressure side. Auto air conditioning systems at a glance links. Automotive air conditioning has come a long way since the ac in this 1965 mercedes 220seb but the basic operating theory remains the same. Refrigerant r134a theory automotive air conditioning training manual 11.

An expansion valve which is a restriction the compressor pumps against. Changes in air conditioning refrigerant in order for a vehicle s air conditioning or almost any air conditioning period to work a substance known as refrigerant is necessary. 1 air conditioning fundamentals the aim of this chapter is to. Automotive air conditioning training manual 10.

Enable the reader to understand the fundamental principles and operation of the heating. Any automotive air conditioning system employs four basic parts a mechanical compressor driven by the vehicle s engine. Automotive air conditioning system diagram. An expansion valve which is a restriction the compressor pumps against.