Re: [EnergyPlus_Support] Surface outside tempearture vs solar radiation.

[Justin Wong <justinw@xxxxxxxxxxxxxxx>]

Hi,

What weather file are you using? If you use typical weather file, it may 
not be representative with actual field measurement

Justin

finadz82 wrote:
>
> Hi..
>
> I tried to simulate a small office building in a hot humid country
> Malaysia with intense solar radiation. The longitudinal/glass area of
> the building is facing east. To validate the result from E+ i compared
> the data with field measurement. When i simulate the building, i found
> that E+ gave much smaller surface outside temperature (roof and
> window) reading compare to the field measurement result. Eg: Roof
> surface outside temperature at 12 pm measured was 58 C but simulated
> was only 35 C. It seems like the solar radiation did not give impact
> to the roof/window temperature in my simulation but the result of wall
> outside surface temperature is resaonable with my field measurement.
> Could anyone explain the heat transfer and temperature of the
> roof/window? Material of the roof is metal roofing and window is 6mm
> single clear glass.
>
>  

-- 
Justin Wong
   PhD Candidate
   Faculty of the Built Environment
   University of New South Wales
   UNSW SYDNEY, NSW  2052  Australia
   Room 6007, West Wing, Red Centre
(T)+61 2 9385 6373 - (M)+61 424 036 249
justinw@xxxxxxxxxxxxxxx


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