The volume of air required is determined by the size of the space to be ventilated and the number of times per hour that the…
Tag: HVAC Ventilation
Air ducts may be designed with either a round or a rectangular cross section. The radius of elbows should preferably be at least 1.5 times…
The volume of air required is determined by the size of the space to be ventilated and the number of times per hour that the…
Table 3-1 is a guide to the amount of air required for efficient ventilation. This information should be used in connection with the ventilatorcapacity tables…
Several factors must be taken into consideration in selecting the proper ventilator for any specific problem: ? Mean temperature difference ? Stack height (chimney effect)…
The two natural forces available for moving air through and out of buildings are wind forces and temperature difference between the inside and the outside.…
Air leakage caused by cold air outside and warm air inside takes place when the building contains cracks or openings at different levels. This results…
Ventilation is produced by two basic methods: natural and mechanical. Natural ventilation is obtained by open windows, vents, or drafts, whereas mechanical ventilation is produced…