Vehicle Air Conditioning Basics

Any automotive air conditioning system employs four basic parts.

Vehicle air conditioning basics.

An expansion valve which is a restriction the compressor pumps against. Give an overview of the historical development of the heating and ventilation system and introduction of the air conditioning a c system. All automotive air conditioning systems are nearly closed loops with a high pressure side and low pressure side. And two heat exchangers the evaporator and the condenser.

We ll start with the high pressure side as it leads from the engine to the passenger compartment. This means it not only cools the air down but also reduces the moisture content or humidity. Automotive ac service and repair basics. Buy ecklers premier quality products 25106582 corvette air conditioning control vacuum valve.

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. In 1954 the nash ambassador was the first american automobile to have a front end fully integrated heating ventilating and air conditioning system. 1 air conditioning fundamentals the aim of this chapter is to. Auto air conditioning systems at a glance links.

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. Any automotive air conditioning system employs four basic parts a mechanical compressor driven by the vehicle s engine. Automotive air conditioning has come a long way since the ac in this 1965 mercedes 220seb but the basic operating theory remains the same. Automotive air conditioning system diagram.

Automotive air conditioning training manual 10. When the refrigerant is drawn into the compressor it is in a low pressure gaseous form. An expansion valve which is a restriction the compressor pumps against. If we haven t heard from you yet chances are pretty good your ac is doing an ok job.

It s summertime here in the valley and your cars air conditioning has been working overtime for several months now. Provide the reader with a case study on the design and optimisation of an air conditioning a c system. Refrigerant r134a theory automotive air conditioning training manual 11. The compressor is a pump driven by a belt attached to the engine s crankshaft.

Enable the reader to understand the fundamental principles and operation of the heating. This is then circulated along with lubricant oil to the. A mechanical compressor driven by the vehicle s engine. How the air conditioner works refrigeration cycle.