Controls determine how hvac systems operate to meet the design goals of comfort safety and cost effective operation.
Air conditioner design parameters.
This is both a building system designed to keep the environment comfortable for building occupants and the industry that supports these systems.
The air conditioner ac is an appliance designed to modulate the temperature settings in a fixed area.
Hvac has its history in 1851 when dr.
Because of the environmental concerns working fluids now consist typically of ammonia or water.
The articles referenced here will give you a full and complete.
John gorrie was granted a us patent for a refrigerating machine.
How to inspect residential air conditioning cooling systems for building buyers owners and home inspectors a c ac compressor duct duct work evaporator coil cooling coil compressor noise air conditioner.
Heating ventilating and air conditioning hvac the term hvac refers to the three disciplines of heating ventilating and air conditioning.
A fourth discipline controls pervades the entire hvac field.
Air conditioning has changed over the years from just cooling of a space to the effective control of all the above parameters.
The cooling is typically done through a simple refrigeration cycle.
Air conditioner manufacturers face the challenge of improving efficiency and lowering costs.
In order to have a better understanding if these systems you need to know some of the principles behind hvac design.
New research is under way to design new working fluids and better system components to keep up with rapidly expanding markets and applications.