Air Conditioner Design Calculation

Of dry air at indoor design conditions grains of water lb.

Air conditioner design calculation.

The following calculation spreadsheet is used to determine the capacity of room air conditioner. The manual j or j load calculation is a term that any air conditioning professional that you speak to may or may not mention to you but you can guarantee they will be thinking about it as they walk around your house. With better technology some machines are able to remove 10 000 btu hr of heat with the same capacity. Of dry air at outdoor design conditions the air constants below apply specifically to standard air which is defined as dry air at 70 f and 14 7 p s i a.

The manual j calculation is used to determine the heating and cooling loads of a particular house or building. They can however be used in most cooling calculations unless extremely. Air conditioning calculations rule of thumb. The higher the listed btu hr the greater the cooling capacity.