Heat Loss of a Building: UA × ΔT, Design Load & Degree-Days
This lesson is part of the course
In this lesson
You calculate the UA of every part of the workshop envelope, add ventilation, find the design heat load in kW and estimate the annual heat demand in kWh with degree-days.
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Lessons in this course
- Units & Specific Heat: Q = m·c·ΔT in J, kJ and kWh Locked
- Conduction Through Walls: R-Values in Series & the U-Value Locked
- Heat Loss of a Building: UA × ΔT, Design Load & Degree-Days Locked
- Convection & Radiation: h·A·ΔT and Stefan-Boltzmann Locked
- Heat Exchangers: Duty, LMTD & Required Area (Counterflow vs Parallel) Locked
- Cooling Curves: Newton's Law of Cooling, the Time Constant & a Chart Locked
- First Law & Efficiency: Heat Engines, Heat Pumps, COP & the Carnot Limit Locked
- Insulation Upgrade Payback: Energy Saved, Cash Flow & a Payback Chart Locked