ZEMCH 2019 International Conference Proceedings April.2020 | Page 139
3. Results
3.1. Experimental Result
Figure 4. Temperature profile of inlet (Tin) and outlet air (Tout) employing the PCM based pre ‐cooling air duct
system at a velocity rate of 4 m/s in the UAE hot condition.
Figure 5. Total heat released to indoor space with & without implementing the PCM‐ based pre‐cooling unit (A),
and (B) the net heat reduction by integrating the PCM in the duct system at a velocity rate of 4 m/s.
Figure 6. AC cooling system capacity reduction by integrating the PCM in the pre‐cooling system at a
velocity rate of 4 m/s in the UAE hot condition.
3.2. Numerical Result
Figure 7. Temperature profile of inlet (Tin) and outlet air (T out) at air velocity of 4 m/s employing the
PCM based pre‐cooling air duct system.
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