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Follow the instructions in the question, show all working/notes and use the soft

ID: 2995575 • Letter: F

Question

Follow the instructions in the question, show all working/notes and use the software required to complete the question. A screenshot answer is advised.

For a steam pipe the equation for heat transfer due to conduction is given by the following equation: where k = thermal conductivity of pipe, T1 is temperature of inner surface of pipe and T2 is the temperature of outer surface. All values are constant except T1 which drops linearly from 150 degree C to 100 degree C. Build a simulink model to observe the change in heat transfer (Q) with changes in T1. What are the values of (Q) at T1 = 150 and T1 = 100 degree C. Use following data for calculations: k=20 w/m-k,L=20 m, T2=60 degree C, r1=6 cm and r2 = 8 cm. You can refer to the figure shown below for understanding the meaning of different values. TA is the ambient or surrounding temperature and Ts is temperature of steam.

Explanation / Answer

https://drive.google.com/folderview?id=0BwqCw_0WgOYPTDVFNzFtT1ZRb0E&usp=sharing

chq this drive it contains plot and code for the heat transfer.

heat transfer @ 150degree c=7.862661344543054e+05 W

heat transfer @ 100degree c=3.494516153130246e+05 W