Aircon Transient Simulation with No Load Condition

Problem Description

  • Find out the thermal comfort inside the room with air inflow temperature at 13 degree Celsius.
  • Solving a problem using transient simulation with time interval of 0.1s.
  • Tracking a temperature changes at centre point (2,1.5,1.5 coordinate point in meters) of the room with respect to transient time.

Flow Domain 4m*3m*3m with no load

Computational domain and Aircon Meshing

Centre Point Location to track temperature changes

Aircon Dimension & Flow properties in detail

Flow Boundary Condition

Transient Temperature Contour at different time step at plane Y=1.5m

Transient Temperature Contour at different time step at plane Y=1.5m

Transient Temperature Contour at different time step at plane Y=1.5m

Temperature Changes at Centre Point (X=2,Y=1.5,Z=1.5)

List of files result files attached in mail

Excel sheet

  • Time series files at center point location temperature changes.

Animation File  

  • Temperature changes with respect to time from 0s to 100s.
  • Streamline of flow path.
  • Vector flow direction at plane Y=1.5.

Future Work or Suggestions

  • Transient simulation need to be carry out to attain thermal equilibrium condition (Need to calculate further more number of time cycle).
  • Transient simulation with load conditions as per the customer requirements. (For example presence of windows, door, ventilation, furniture etc.,).
  • Find out the hot spot zone within the flow domain will help us to improve the aircon performance.
  • Include humidity presence in the air also can be perform for betterment in aircon performance.

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