Combined Experimental and CFD Investigation of the Parabolic Shaped Solar Collector Utilizing Nanofluid (CuO-H<sub>2</sub>O and SiO<sub>2</sub>-H<sub>2</sub>O) as a Working Fluid

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left">Thermophysical properties</td><td class="align_center">Water</td><td class="align_center">SiO<sub>2</sub>-water based nanofluid (0.01% vol. conc.)</td><td class="align_center">CuO-water based nanofluid (0.01% vol. conc.)</td><td class="align_center">Glass</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">Density (kg/m<sup>3</sup>)</td><td class="align_center">1000</td><td class="align_center">1014</td><td class="align_center">1054</td><td class="align_center">2200</td></tr><tr><td class="align_left">Specific heat (J/kg⋅K)</td><td class="align_center">4187</td><td class="align_center">4106</td><td class="align_center">3.965</td><td class="align_center">910</td></tr><tr><td class="align_left">Thermal  conductivity (W/m⋅K)</td><td class="align_center">0.667</td><td class="align_center">0.6723</td><td class="align_center">0.6870</td><td class="align_center">1.75</td></tr><tr><td class="align_left">Viscosity (m<sup>2</sup>/s)</td><td class="align_center"><span style="width: 53.2645ptpx;"><svg height="8.69875pt" id="M28" style="vertical-align:-0.3499298pt" version="1.1" viewbox="-0.0498162 -8.34882 53.2645 8.69875" width="53.2645pt" 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="M241 635C89 635 35 457 35 312C35 153 89 -12 240 -12C390 -12 443 166 443 312C443 466 390 635 241 635ZM238 602C329 602 354 454 354 312C354 172 330 22 240 22C152 22 124 173 124 313S148 602 238 602Z" id="g113-49"></path><glyph.data ascent="3473" descent="-2876" horiz-adv-x="480" vert-adv-y="480"></glyph.data></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" id="g113-47"></path><glyph.data 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59C403 109 431 165 431 225C431 308 366 395 238 395C212 395 165 379 127 364L153 550Z" id="g113-54"></path><glyph.data ascent="3473" descent="-2876" horiz-adv-x="480" vert-adv-y="480"></glyph.data></g><g transform="matrix(.013,0,0,-0.013,27.924,0)"><path d="M391 364C391 409 353 448 295 448C249 448 198 426 152 393C65 331 23 225 23 139C23 14 96 -12 146 -12C198 -12 280 9 367 101L351 124C300 78 242 48 194 48C129 48 109 107 109 162V191C208 213 391 266 391 364ZM313 350C313 305 268 261 113 223C132 334 187 381 217 398C227 404 244 405 261 405C290 405 313 385 313 350Z" id="g113-102"></path><glyph.data ascent="3473" descent="-2876" horiz-adv-x="414" vert-adv-y="414"></glyph.data></g><g transform="matrix(.013,0,0,-0.013,36.212,0)"><path d="M535 230V280H52V230H535Z" id="g117-33"></path><glyph.data ascent="3473" descent="-2876" horiz-adv-x="587" vert-adv-y="587"></glyph.data></g><g transform="matrix(.013,0,0,-0.013,46.749,0)"><path d="M137 343C167 482 260 545 321 574C357 591 397 603 429 609L423 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256 361 173C361 105 336 22 258 22C176 22 126 120 126 240C126 266 127 291 132 310C155 323 189 337 227 337Z" id="g113-55"></path><glyph.data ascent="3473" descent="-2876" horiz-adv-x="480" vert-adv-y="480"></glyph.data></g></svg></span></td><td class="align_center">—</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Various thermophysical properties of different materials associated with HCE.

Journal of Engineering

tab3

Table 3

Table 3: Combined Experimental and CFD Investigation of the Parabolic Shaped Solar Collector Utilizing Nanofluid (CuO-H<sub>2</sub>O and SiO<sub>2</sub>-H<sub>2</sub>O) as a Working Fluid 

Table 3 | Combined Experimental and CFD Investigation of the Parabolic Shaped Solar Collector Utilizing Nanofluid (CuO-H2O and SiO2-H2O) as a Working Fluid 