Grapes ( Vitis vinifera ) drying by semitransparent photovoltaic module (SPVM) integrated solar dryer: an experimental study

作者: Sumit Tiwari , G. N. Tiwari

DOI: 10.1007/S00231-017-2257-3

关键词: Solar dryerMoistureMaterials scienceRelative humidityGreenhouseConvective heat transferThermal energyMass transferPhotovoltaic systemAtmospheric sciences

摘要: In present research paper, semi-transparent photovoltaic module (SPVM) integrated greenhouse solar drying system has been used for grapes (Vitis vinifera) drying. Based on hourly experimental information namely intensity, moisture evaporated, ambient air temperature, grape surface temperatures, relative humidity and temperature etc. heat mass transfer coefficient the SPVM have evaluated. It seen that convective coefficients found between 3.1–0.84 W/m2 K. Also, there is a fair agreement theoretical practical (moisture evaporated) during of with correlation (r) root mean square percentage deviation (e) 0.88 11.56 respectively. Further, nonlinear regression procedure to fit various models Henderson Pabis model, Newton’s Page’s model. From analysis, it was model best fitted in SPV as well open sun net electrical energy, thermal energy equivalent were be 3.61, 17.66 27.15 kWh six days

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