Table 1 Thermophysical properties of measured base liquids.
Base liquid | Temperature (oC) | Thermal conductivity (W/mK) | Viscosity (mPa s) | Density (kg/m3) | Specific heat (J/kg K) |
|---|---|---|---|---|---|
Glycerol | 25 | 0.2812 | 912 | 1260 | 2400 |
30 | 0.2814 | 598 | 1256 | 2411 | |
40 | 0.2824 | 283 | 1249 | 2467 | |
50 | 0.2835 | 143 | 1241 | 2528 | |
60 | 0.2846 | 81.1 | 1235 | 2580 | |
70 | 0.2859 | 49.4 | 1227 | 2627 | |
80 | 0.2873 | 31.2 | 1221 | 2673 | |
Ethylene glycerol | 25 | 0.2511 | 16.3 | 1110 | 2210 |
30 | 0.2520 | 13.4 | 1107 | 2260 | |
40 | 0.2546 | 9.2 | 1100 | 2300 | |
50 | 0.2563 | 6.6 | 1092 | 2390 | |
60 | 0.2582 | 4.7 | 1085 | 2450 | |
70 | 0.2602 | 3.5 | 1079 | 2520 | |
80 | 0.2621 | 2.9 | 1072 | 2580 | |
Glycerol/ethylene glycerol 60:40 vol.% | 25 | 0.2620 | 123 | 1196 | 2280 |
30 | 0.2637 | 95.7 | 1193 | 2310 | |
40 | 0.2661 | 56.1 | 1187 | 2380 | |
50 | 0.2686 | 32.7 | 1180 | 2430 | |
60 | 0.2725 | 20.2 | 1175 | 2490 | |
70 | 0.2761 | 14.6 | 1169 | 2560 | |
80 | 0.2791 | 10.4 | 1163 | 2610 |
