Table 2 Density ( ρ ), isobaric thermal expansivity ( α p ), and isothermal compressibility ( κ T ) of A-TiO 2 /EG and R-TiO 2 /EG nanofluids
From: Rheological and volumetric properties of TiO2-ethylene glycol nanofluids
p(MPa) | ρ(g·cm−3) | 104·α p (K−1) | 104·κ T (MPa−1) | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
T= 283.15 K | T= 313.15 K | T= 343.15 K | T= 283.15 K | T= 313.15 K | T= 343.15 K | T= 283.15 K | T= 313.15 K | T= 343.15 K | ||
Base fluid (EG) | 0.10 | 1.1202 | 1.0989 | 1.0772 | 6.31 | 6.52 | 6.73 | |||
1.00 | 1.1206 | 1.0993 | 1.0776 | 6.30 | 6.51 | 6.72 | 3.52 | 3.89 | 4.34 | |
20.00 | 1.1279 | 1.1073 | 1.0861 | 6.09 | 6.27 | 6.43 | 3.34 | 3.69 | 4.08 | |
40.00 | 1.1353 | 1.1152 | 1.0950 | 5.89 | 6.03 | 6.14 | 3.33 | 3.66 | 4.05 | |
45.00 | 1.1373 | 1.1174 | 1.0973 | 5.84 | 5.97 | 6.07 | ||||
A-TiO2/EG (1.75 wt.%) | 0.10 | 1.1327 | 1.1117 | 1.0901 | 6.20 | 6.43 | 6.66 | |||
1.00 | 1.1332 | 1.1121 | 1.0905 | 6.20 | 6.42 | 6.65 | 3.35 | 3.61 | 3.97 | |
20.00 | 1.1407 | 1.1200 | 1.0988 | 6.06 | 6.23 | 6.37 | 3.38 | 3.63 | 4.00 | |
40.00 | 1.1482 | 1.1280 | 1.1076 | 5.92 | 6.03 | 6.09 | 3.27 | 3.51 | 3.85 | |
45.00 | 1.1503 | 1.1300 | 1.1100 | 5.89 | 5.99 | 6.03 | ||||
A-TiO2/EG (5.00 wt.%) | 0.10 | 1.1584 | 1.1366 | 1.1147 | 6.42 | 6.51 | 6.59 | |||
1.00 | 1.1589 | 1.1370 | 1.1150 | 6.41 | 6.50 | 6.58 | 3.61 | 3.96 | 4.33 | |
20.00 | 1.1667 | 1.1450 | 1.1239 | 6.21 | 6.29 | 6.36 | 3.35 | 3.65 | 3.97 | |
40.00 | 1.1745 | 1.1535 | 1.1324 | 6.02 | 6.08 | 6.15 | 3.39 | 3.70 | 4.02 | |
45.00 | 1.1766 | 1.1558 | 1.1349 | 5.97 | 6.03 | 6.10 | ||||
R-TiO2/EG (1.75 wt.%) | 0.10 | 1.1339 | 1.1126 | 1.0910 | 6.15 | 6.41 | 6.67 | |||
1.00 | 1.1343 | 1.1129 | 1.0914 | 6.14 | 6.40 | 6.66 | 3.62 | 0.03 | 4.50 | |
20.00 | 1.1414 | 1.1209 | 1.1001 | 5.93 | 6.16 | 6.39 | 3.28 | 3.61 | 3.98 | |
40.00 | 1.1491 | 1.1290 | 1.1093 | 5.71 | 5.92 | 6.12 | 3.45 | 3.82 | 4.24 | |
45.00 | 1.1513 | 1.1314 | 1.1113 | 5.65 | 5.85 | 6.04 | ||||
R-TiO2/EG (5.00 wt.%) | 0.10 | 1.1622 | 1.1405 | 1.1184 | 6.24 | 6.43 | 6.63 | |||
1.00 | 1.1626 | 1.1409 | 1.1188 | 6.23 | 6.42 | 6.62 | 3.52 | 3.75 | 4.07 | |
20.00 | 1.1706 | 1.1489 | 1.1271 | 6.10 | 6.26 | 6.40 | 3.41 | 3.63 | 3.93 | |
40.00 | 1.1779 | 1.1570 | 1.1362 | 5.98 | 6.09 | 6.18 | 3.34 | 3.55 | 3.83 | |
45.00 | 1.1802 | 1.1592 | 1.1382 | 5.95 | 6.05 | 6.12 | ||||