Investigate the effect of flow direction on the heat rate

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A horizontal 100-mm-diameter pipe passing hot oil is to be used in the design of an industrial water heater. Based on a typical water draw rate, the velocity over the pipe is 0.5 m/s. The hot oil maintains the outer surface temperature at 85°C and the water temperature is 37°C.

2153_a0b5378b-dcb2-4728-8f26-44ac6703ea6b.png

Investigate the effect of flow direction on the heat rate (W/m) for

(a) horizontal,

(b) downward, and

(c) upward flow.

Reference no: EM131305426

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