(A)A low-rise hotel building is 30 m high with 2 m high opening each at the top and the bottom; both openings are 2 m wide. The height between the centres of the openings is 28 m. The temperature outside is 20°C and the temperature inside is 30°C.
(a)Calcuate the height of the neutral plane above some reference point
(b)Deduce equations for pressure difference across both vents using Bernoulli equation
(c)Calculate the pressure difference across both vents
(B)One 1 m high stackof wood pallets (1 x 1 m) burns at a total release rate of 2600 kW under normal atmospheric conditions. Calculate the mean flame height above the base of the pallet stack.
Calcuate the height of the neutral plane above some reference point
