Example(Cont'd Solution, Part 1(Contd): Now compute the required area Parallelflow 、PF=9(U△Tnn)=1.66 unterflo CF=q/UAT F)=1.56m Part 2: Use E-NTU method to determine the required nTU and heat transfer area for parallel and counter flow Solution method? Heat Transfer Su Yongkang School of Mechanical EngineeringHeat Transfer Su Yongkang School of Mechanical Engineering # 13 Example (Cont’d) Solution, Part 1 (Cont’d): • Now, compute the required area Parallel flow Counter flow Part 2: • Use -NTU method to determine the required NTU and heat transfer area for parallel and counter flow Solution Method? • • • APF = q /(UTl m,PF ) =1.66 ACF = q /(UTl m,CF ) =1.56 2 m 2 m