Topic: Calculation and Application of OTTV and U-value
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Calculation and Application of OTTV and U-value


Topic 06
Calculation and Application of OTTV and U-value


Major teaching areas


Physics: Chapter VIII Energy and Use of Energy
  • Energy Efficiency in Building and Transportation

Interdisciplinary teaching areas


Design and Applied Technology
  • Value and Impact

Liberal Studies
  • Hong Kong Today
  • Energy Technology and Environment

Learning objectives

  • To understand the meaning of U-value
  • To calculate the OTTV
  • To apply basic OTTV calculations in problem solving
  • To evaluate the thermal performance of different building designs via scientific measurements