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This report contains information about heat exchangers.
Typology: Lab Reports
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Doornfontein Campus Title: Heat Transfer By Mbatha MC (219007543) A Semester Heat Transfer Report submitted in partial fulfilment of the requirements for the module
LECTURER: DR S Gqibani Date: 25 April 2022
I (MC Mbatha 219007543) hereby declare that this is my original work. All information obtained directly or indirectly from other sources has been fully acknowledged. Furthermore, it represents my own opinions and not necessarily those of the University of Johannesburg.
It is fitting to acknowledge people who made a direct contribution to the project.
The main objective of the experiment is to show how heat transfer from one fluid to another can be used to provide indirect heating or cooling.
[pictures] Shell and tube heat exchanger Thermocouples stations Water pipes and regulation valves T 1 : Hot water Inlet to the heat exchanger T 2 : Hot water Outlet from the heat exchanger T 3 : Cold water Inlet to the heat exchanger T 4 : Cold water Outlet from the heat exchanger T 5 : Hot water mid position (for concentric tube) T 6 : Cold water mid position (for concentric tube)
The machine was set to counter flow (refer to the figure above) The water inlet pipe was connected and cold water from the pump was supplied to the
For counter flow Sr. no T 1 °C T 5 °C T T 2 °C T 3 °C T 6 °C T 4 °C V cold V hot 1 78.7 27.5 73.2 23.4 27.5 42.5 15 g/s 50 g/s 2 73.2 27.5 67.3 23.2 27.5 35.3 30 g/s 50 g/s For parallel flow Sr. no T 1 °C T 5 °C T T 2 °C T 3 °C T 6 °C T 4 °C V cold V hot 1 62.2 27.6 59.7 23.2 27.6 33.9 15 g/s 50 g/s 2 75.0 27.6 68.6 23.1 27.6 35.4 30 g/s 50 g/s
