Table 3 Parameters for the model calculation for the two transport boxes X and Y
From: How to transport veterinary drugs in insulated boxes to avoid thermal damage by heating or freezing
Box properties | Box X | Box Y |
|---|---|---|
Filling volume V (dm3) | 27 | 54 |
Surface area A (m2) | 0.96 | 1.44 |
Coefficient of heat transmission U m (W m−2 K−1) (U-value) | 0.408 | |
Only Drugs (three 100 mL water bottles) | ||
Heat capacity c (kJ K−1) | 2.28 | |
Thermal constant γ (h−1) | 0.6184 | 0.9277 |
Filling degree F (heat capacity) (%) | 2 | 1 |
Drugs and additional water bottles | ||
Heat capacity c (kJ K−1) | 102.6 | 207.1 |
Thermal constant γ (h−1) | 0.0137 | 0.0102 |
Filling degree F (heat capacity) (%) | 91 | 92 |