1. Logarithmic mean temperature difference 1.2.4-2 - 1.2.4-3
2. Logarithmic mean temperature difference 1.5.1-2 - 1.5.1-4
3. Logarithmic mean temperature difference 2.1.2-2
4. Logarithmic mean temperature difference 2.5.1-2
5. Logarithmic mean temperature difference 3.1.1-4