Simultaneous optimization approach for UV-C radiator to enhance mechanical properties of semi-finished potato tuber (Innovator) for extended storage period
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引用次数: 0
Abstract
The efficacy of surface treatment technology is highly dependent on the dimensional and operational parameters. UV-C as a commonly used surface treatment technology required fine-tuning to achieve maximum storability of semi-finished products. This study therefore applied a simultaneous optimization approach for the multi-objective function to obtain the best possible combination of variables in the irradiation process (dose (15–45mJ/cm2, storage period (3–9d), and distance from the light (40–80 cm)) that offer maintained properties of semi-finished potato tuber for extended storage life. The optimum values are obtained at the ∼40.5mJ/cm2, 7 days, and 48 cm granting a 756 N, 6.7 N, and 9 N for compressive, bending, and cutting force resistance, respectively. Further insight into the surface functionality was studied using FT-IR and SEM analysis as a result similar spectral makeup was noted but a shift of absorption peak was observed in the irradiated sample at 30 and 45mJ/cm2. Also, a similar granular structure was observed from the morphologies.
期刊介绍:
Official Journal of the European Federation of Chemical Engineering:
Part C
FBP aims to be the principal international journal for publication of high quality, original papers in the branches of engineering and science dedicated to the safe processing of biological products. It is the only journal to exploit the synergy between biotechnology, bioprocessing and food engineering.
Papers showing how research results can be used in engineering design, and accounts of experimental or theoretical research work bringing new perspectives to established principles, highlighting unsolved problems or indicating directions for future research, are particularly welcome. Contributions that deal with new developments in equipment or processes and that can be given quantitative expression are encouraged. The journal is especially interested in papers that extend the boundaries of food and bioproducts processing.
The journal has a strong emphasis on the interface between engineering and food or bioproducts. Papers that are not likely to be published are those:
• Primarily concerned with food formulation
• That use experimental design techniques to obtain response surfaces but gain little insight from them
• That are empirical and ignore established mechanistic models, e.g., empirical drying curves
• That are primarily concerned about sensory evaluation and colour
• Concern the extraction, encapsulation and/or antioxidant activity of a specific biological material without providing insight that could be applied to a similar but different material,
• Containing only chemical analyses of biological materials.