Wyświetlanie pozycji 1-4 z 4

    • Characterisation of Selected Apple Cultivars in the Aspect of Juice Production in the Condition of a Farm 

      Nadulski, Rafał; Kobus, Zbigniew; Wilczyński, Kamil; Guz, Tomasz; Ahmed, Zeyad (Dept. of Mach. Exploit. and Management of Prod. Processes, ULS in Lublin, Poland, 2017-11)
      Pressing is the most common method of fruit juice acquisition. Not all apple cultivars are suitable for juice pressing. The use of suitable fruit cultivars for juice pressing may reduce the cost of pressing and at the same ...
    • Effect of Solvent Polarity on the Efficiency of Ultrasound-assisted Extraction of Polyphenols From Apple Pomace 

      Kobus, Zbigniew; Wilczyński, Kamil; Nadulski, Rafał; Rydzak, Leszek; Guz, Tomasz (Dept. of Mach. Exploit. and Management of Prod. Processes, ULS in Lublin, Poland, 2017-11)
      In this paper influence of solvent polarity on the efficiency of ultrasound-assisted extraction of polyphenols from apple pomace was studied. In the experiment, three solvents were used: water, 60% ethanol and 96% ethanol. ...
    • Evaluation of Streif’s Index Values During Maturation of Two Apple Cultivars 

      Guz, Tomasz; Kobus, Zbigniew; Nadulski, Rafał; Rydzak, Leszek (Dept. of Mach. Exploit. and Management of Prod. Processes, ULS in Lublin, Poland, 2017-11)
      The paper presents the results of Streif’s Index (SI) expression by new method of harvest date optimization, based on calculation one of its components - starch index (S), by image analysis. Harvest date prediction is a ...
    • Modification of Rheological Properties of Biofuels From Soybean Oil 

      Kobus, Zbigniew; Wilczyński, Kamil; Nadulski, Rafał; Guz, Tomasz (Dept. of Mach. Exploit. and Management of Prod. Processes, ULS in Lublin, Poland, 2017-11)
      In this paper, the influence of fuel additives on rheological properties of crude soybean oil was presented. The tests were performed for low shear rates (1.2 - 12.4 s-1) at a temperature range of 5 to 30oC. The fuel ...