EXL/ Calculate Cooling load temperfure di fference (CLTD) for Sonth wall from gromPDat 32° North latitude Assume dark Colour,design outoor temperature 35 ,desion Îndoor temperrature TR=25.s, mean outoloor temperature Tm= 29.4 c° and daily range DR=l.6C at hour 14. on october 21. %3D

EXL/ Calculate Cooling load temperfure di fference (CLTD) for Sonth wall from gromPDat 32° North latitude Assume dark Colour,design outoor temperature 35 ,desion Îndoor temperrature TR=25.s, mean outoloor temperature Tm= 29.4 c° and daily range DR=l.6C at hour 14. on october 21. %3D

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)

8th Edition

ISBN:9781305387102

Author:Kreith, Frank; Manglik, Raj M.

Publisher:Kreith, Frank; Manglik, Raj M.

Chapter1: Basic Modes Of Heat Transfer

Section: Chapter Questions

Problem 1.68P

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QIt is required to air condition a factory building (27mx 18mx4m). The 27m wall is type B and faces south. The following data is available: Two glass windows in south wall 3mx 1.5m each with internal shade, lighting load is 20 Watt fluorescent per m² floor area. The inside air conditions are: 24°C DBT and 50% RH. The outside air conditions are: 40°C DBT, DR-18.0°C and 30°C WBT. Other related data are: Uwall=1.4 W/m² K, Uglass 3.5 W/m² K, Scglass=0.7, occupancy=8 persons doing light bench work and CLF occupancy 0.85. The building is of heavy construction with light color located at 40°N. Calculate the building cooling load from the South wall, windows, lighting and occupancy on August at 4:00 p.m. الاتحاد
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