Category: 4. Design of Air‐conditioning Systems for Noise and Vibration Control

In many countries, HVAC systems have come into widespread use in residential and commercial buildings (small houses, apartments, shops, stores, warehouses, hotels, and large office buildings, etc.). The energy sources for the systems include gas, oil, and electricity. In residential housing the heating or cooling medium can be air, water, steam, or refrigerant requiring ducting,…

When specifying interior noise level objectives for different areas of a building, many factors have to be considered. In general, the ventilation system noise should be low enough so as not to interfere with speech or other communicative sounds. In determining the acceptability of the air‐conditioning system noise, it is necessary not only to aim…

There is widespread use of heating ventilation and air‐conditioning (HVAC) systems in a variety of small and large buildings. The main consideration facing the designer of such systems is to ensure that the plant provides the required amount of heated or cooled air throughout the building and does not create objectionable noise or vibration either in the…