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Постійне посилання на розділhttps://dspace.nuft.edu.ua/handle/123456789/7372

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  • Ескіз
    Документ
    Influence of differential heat treatment on foodstuffs with apples received by the convection-thermoradiation method of drying
    (2019) Strelchenko, Ljudmila; Dubkovetskyy, Igor; Malezhik, Ivan
    The influence of differential heat treatment on products from apples with different sugar content in semi-finished products is considered.
  • Ескіз
    Документ
    The use of convective-thermoradiactive method of energy supply in the apple snack technology
    (2016) Malezhik, Ivan; Dubkovetskyy, Igor; Bandurenko, Galina; Strelchenko, Ljudmila; Levkivska (Muzika), Tetiana
    The effect of preliminary preparation of apples and the method of drying on qualitative indices during the production of apple snakes was investigated. It has been established that in order to improve the organoleptic characteristics of apple snails, it is advisable to pre-prepare apples in sugar syrup with a sugar concentration of 40%. In order to intensify the drying process, improve the quality of the finished product and reduce energy consumption, a combined convective thermo-radiation method of power delivery.
  • Ескіз
    Документ
    The drying leurotus mushrooms by different types of energy
    (2014) Malezhik, Ivan; Dubkovetskyy, Igor; Burlaka, Tatiana; Strelchenko, Ljudmila
    The most effective method of food preservation today is dry . However , this method is also the most expensive. Therefore, the main objective of the drying process is to achieve the highest quality at a minimum cost of electricity. For dehydrated cultivated mushrooms from the energy point of view, the most appropriate drying by infrared radiation , but this method has not acquired a significant spread through thermal diffusion phenomenon. The paper studies the drying of mushrooms by three methods: convection, infrared light and a combination of these methods.
  • Ескіз
    Документ
    The study of features of control of technological process for receiving the apple snacks
    (2016) Malezhik, Ivan; Dubkovetskyy, Igor; Bandurenko, Galina; Levkivska (Muzika), Tetiana; Strelchenko, Ljudmila
    Drying, moisture content, apple snacks, snacks, apples, energy supply, peroxidase, blanching, sugar syrup, convective, vitamin C. The article is devoted to the use of modern methods of the study of vegetable raw material for apple snacks production. To establish the optimal variety of apples there was used the analysis of technological parameters that depend on their chemical composition, especially on the quantity of dry substances, sugar-acid index and food fibers content. The study of inactivation degree of oxidative enzymes and possibility to prevent the protopectin hydrolysis process allowed establish the effectiveness of preliminary preparation of apples. research-industrial drying setting, constructed by the authors, gave a possibility to study the different drying processes at the expanse of combination of convective and thermoradiative ways of energy supply and to establish the optimal regime of apple snacks drying. Стаття присвячена дослідженню використання сучасних методів досліджень рослинної сировини для виробництва яблучних снеків. Для встановлення оптимального сорту яблук використовували аналіз технологічних показників, які залежать від їх хімічного складу, зокрема кількості сухих речовин, цукро-кислотного індексу та вмісту харчових волокон. Дослідження ступеню інактивації окислювальних ферментів й можливості перешкоджання процесу гідролізу протопектину дозволила встановити ефективність попередньої підготовки яблук. Сконструйована авторами дослідно-промислова сушильна установка, дала можливість провести дослідження різних процесів сушіння за рахунок комбінування конвективного та терморадіаційного способу енергопідведення та встановити оптимальний режим сушіння яблучних снеків.