Experimental Measurements on the Thermal Conductivity of Glycerol-Based Nanofluids with Different Thermal Contrasts

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left">Materials</td><td class="align_center">Glycerol</td><td class="align_center">Silica NPs</td><td class="align_center">Copper oxide NPs</td><td class="align_center">Graphene flakes</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left"><span style="width: 93.3447ptpx;"><svg height="18.3157pt" id="M5" style="vertical-align:-5.8304pt" version="1.1" viewbox="-0.0498162 -12.4853 93.3447 18.3157" width="93.3447pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M480 416C480 431 465 448 438 448C388 448 312 383 252 330C217 299 188 273 155 237H153L257 680C262 700 263 712 253 712C240 712 183 684 97 674L92 648L126 647C166 646 172 645 163 606L23 -6L29 -12C51 -5 77 2 107 8C115 62 130 128 142 180C153 193 179 220 204 241C231 170 259 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271Z"></path></g></svg></span></td><td class="align_center">0.28</td><td class="align_center">1.4</td><td class="align_center">50</td><td class="align_center"><span style="width: 46.5453ptpx;"><svg height="11.9413pt" id="M6" style="vertical-align:-0.3499002pt" version="1.1" viewbox="-0.0498162 -11.5914 46.5453 11.9413" width="46.5453pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M384 0V27C293 34 287 42 287 114V635C232 613 172 594 109 583V559L157 557C201 555 205 550 205 499V114C205 42 199 34 109 27V0H384Z"></path></g><g transform="matrix(.013,0,0,-0.013,6.24,0)"><path d="M113 -12C146 -12 170 11 170 46C170 78 146 103 114 103S58 78 58 46C58 11 82 -12 113 -12Z"></path></g><g transform="matrix(.013,0,0,-0.013,9.204,0)"><path d="M153 550H386L412 615L406 623H120L82 318C104 327 142 338 184 338C294 338 347 275 347 187C347 112 305 39 221 39C160 39 119 71 97 89C88 97 80 96 71 90C59 80 50 67 49 57C48 45 52 36 66 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<div>Typical values of the materials thermal conductivities used in this study.</div>

Journal of Nanomaterials

tab1

Table 1

Table 1: Experimental Measurements on the Thermal Conductivity of Glycerol-Based Nanofluids with Different Thermal Contrasts 