1. Determine the outlet temperature of the hot fluid. Heat capacity rate, kW/K Inlet temperature, °C Outlet temperature, °C Hot fluid 6 60 Example 5 Consider a concentric tube heat exchanger with an area of 50 m² operating under the following conditions: (c) Calculate the overall heat transfer coefficient. Cold fluid 2. Is the heat exchanger operating in counterflow or parallel flow, or can't you tell from the available information? 3 30 54

Elements Of Electromagnetics
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Heat capacity rate, kW/K
Inlet temperature, °C
Outlet temperature, °C
1. Determine the outlet temperature of the hot fluid.
Hot fluid
6
60
Example 5
Consider a concentric tube heat exchanger with an area of 50 m² operating under the following
conditions:
Cold fluid
3
30
54
2. Is the heat exchanger operating in counterflow or parallel flow, or can't you tell from the
available information?
(c) Calculate the overall heat transfer coefficient.
(d) Calculate the effectiveness of this exchanger.
(e) What would be the effectiveness of this exchanger if its length were made very large?
Transcribed Image Text:Heat capacity rate, kW/K Inlet temperature, °C Outlet temperature, °C 1. Determine the outlet temperature of the hot fluid. Hot fluid 6 60 Example 5 Consider a concentric tube heat exchanger with an area of 50 m² operating under the following conditions: Cold fluid 3 30 54 2. Is the heat exchanger operating in counterflow or parallel flow, or can't you tell from the available information? (c) Calculate the overall heat transfer coefficient. (d) Calculate the effectiveness of this exchanger. (e) What would be the effectiveness of this exchanger if its length were made very large?
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