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Listar por palabra clave "Dehydration"

Mostrando ítems 41-60 de 304

Convective air drying of brown seaweed Bifurcaria bifurcata in thin layer configuration

Arufe-Vilas, Santiago; Sineiro, Jorge; Chenlo, Francisco; Moreira, Ramón (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] Air drying kinetics of Bifurcaria bifurcata brown seaweed at 35, 50, 60 and 75°C were determined. Experimental drying data were modelled using two-parameter Page model (n, k). Page parameter n was constant (1.28) at ...
Coupling of microwave radiations to convective drying for improving fruit quality

Bahloul, Neila; Balti, M. A.; Guellouze, M. S.; Kechaou, Nabil (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] The present study aims to find the best drying method to minimize the duration of the operation while respecting the nutritional value of the product. Experiments of convective drying and microwave radiation were ...
CT-scanning of the drying process of Eucalyptus nitens

Couceiro, José; Hansson, Lars; Ambrož, Ahec; Sandberg, Dick (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] The drying of Eucalyptus nitens is a troublesome process as the species is extremely prone to drying defects. This paper reports ongoing research to improve the understanding of surface checking and cell collapse in ...
Current needs of the pharmaceutical industry: opportunities and challenges for implementing novel drying technologies

Langford, A.; Luy, B.; Ohtake, S. (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] Commercial drying methods are limited either by high production costs or significant quality loss due to process-related stresses. The near-ubiquitous use of freeze-drying in the pharmaceutical industry makes it the ...
Dependency of continuum model parameters on the spatially correlated pore structure studied by pore-network drying simulations

Lu, Xiang; Kharaghani, Abdolreza; Tsotsas, Evangelos (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] Pore-network simulations are carried out for monomodal and bimodal pore structures with spatially correlated pore-size distributions. The internal and surface relationships between the partial vapor pressure and ...
Description of atmospheric freeze-drying of brown seaweeds (Saccherina Latissima) with respect to thermal properties and phase transitions

Tolstorebrov, Ignat; Eikevik, Trygve; Petrova, Inna; Bantle, Michael (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] Thermal properties of brown seaweeds (Saccharina latissima) were determined using DSC technique in the temperature range between -150.0 and 50.0 °C. The following phase transitions were detected: glass transitions, ...
Description of atmospheric freeze-drying process of organic apples using thermo-physical properties

Tolstorebrov, Ignat; Eikevik, Trygve; Petrova, Inna; Shokina, Yulia; Bantle, Michael (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] his study discusses the influence of temperature and total moisture content on ice fraction in organic apples during atmospheric freeze-drying process. The ice formation of glass transition events were described by ...
Determination and modelling of the particle size dependent residence time distribution in a pilot plant spray dryer

Ruprecht, Nora; Kohlus, Reinhard (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] The residence time distribution (RTD) in a pilot plant spray dryer was characterised for two kinds of air distributors (centrifugal and parallel flow) and for different atomizing air pressures. To determine the RTD - ...
Determination of the moisture content of white and yellow corn from ohaji in imo state of nigeria using the dry-weight technique

Chigozie, Offurum; Morgan, C.M. (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] The water content determination of two maize species (Yellow corn- and White corn- ) located at Ohaji in Imo State of Nigeria were considered in this study. This was motivated by the regular reported cases of the ...
Development and use of three-dimensional image analysis algorithms to evaluate puffing of banana slices undergone combined hot air and microwave drying

Satienkijumpai, A.; Jinorose, Maturada; Devahastin, Sakamon (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] Puffing is an attractive alternative for the production of healthy crisp snacks without frying. Although image analysis has been used in some prior studies to evaluate puffing, such an evaluation was made only in one ...
Development of cost-effective protocol for preparation of dehydrated paneer (Indian cottage cheese) using freeze drying

Sharma, Sadhana; Nema, P. H.; Emanuel, N.; Singha, S. (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] Nowadays, there is high consumer demand in the market for simple to prepare, convenient, healthy and natural foods. Paneer or Indian cottage cheese is an acid and heat coagulated milk product which serves as a rich ...
Development of Hot-Air Dried Cut Persimmon

Igual Ramo, Marta; Castelló Gómez, María Luisa; Roda, Eva; Ortolá Ortolá, Mª Dolores (De GruyterBerkeley Electronic Press, 2011)

In this work the authors have studied the effect of hot-air drying with or without a previous osmotic dehydration pretreatment to produce dried cut persimmon with a different geometry (slices and sectors). A kinetic study ...
Development of polyphenols-enriched maple sugars by freeze- and vacuum drum drying technologies

Bhatta, Sagar; Stevanovic, Tatjana; Ratti, Cristina (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] Hot water extract of sugar and red maple bark was added to maple syrup and dried by freeze (FD) and vacuum drum drying (VD) techniques. Addition of maple bark extracts to syrup helped to develop polyphenols-enriched ...
Development of volatile fraction of fresh cut osmotically treated mango during cold storage

Torres Oquendo, Juan Diego; Chiralt, A.; Escriche Roberto, Mª Isabel (Elsevier, 2012-02-15)

[EN] The influence of minimal processing by osmotic treatment and cold storage on the volatile profile of mango was studied by comparison with the volatile profile of fresh samples. Osmotic treatments, at atmospheric ...
Discrete modeling of ion transport and crystallization in layered porous media during drying

Rahimi, Arman; Metzger, T.; Kharaghani, A.; Tsotsas, E. (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] In this work, an isothermal pore network model has been utilized to investigate ion transport and crystallization in layerd porous media during drying. Said network consists of two distinct layers each with a different ...
Diseño de una instalación para la reducción y valorización de 1400 kg/h de lodos procedentes del tratamiento de gases de secado de viruta de madera generados en la fabricación de tablero aglomerado

Santa Isabel Bosqued, Daniel (Universitat Politècnica de València, 2023-09-14)

[ES] En el presente trabajo se estudia la viabilidad económica y técnica de diversas alternativas de deshidratación de los lodos procedentes de la limpieza de gases del secado de viruta para tablero aglomerado. Además, se ...
Dryer performance – Reducing energy consumption, improving the product and sharing information

Whaley, Michael; Poandl, F. (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] The evaporation of water is a major energy consumer around the world where the evaporation of water from agricultural products, natural resources, processed foods and feeds, and petrochemical products is required for ...
Drying and storage of olive leaf extracts. Influence on polyphenols stability

Ahmad-Qasem Mateo, Margarita Hussam; Ahmad-Qasem, B.; Barrajon-Catalan, Enrique; Micol-Molina, Vicente; Carcel Carrión, Juan Andrés; García Pérez, José Vicente (Elsevier, 2016)

[EN] There is an increasing demand for natural antioxidants in the food, cosmetics and pharmaceutical industries which has led to the search not only for natural extracts but also for strategies with which to increase ...
Drying behavior, diffusion modeling of cuminum cyminum L. undergoing microwave-assisted fluidized bed drying

Babaki, Atefe; Askari, Gholamreza; Emamdjomeh, Zahra (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] In order to conserve cuminum cyminum L. during long storage periods, the drying kinetics of this seed undergoing microwave-assisted fluidized bed dryer at various microwave output power (300, 600 and 900w), air velocity ...
Drying characteristics and mathematical modelling of the drying kinetics of oyster mushroom (Pleurotus ostreatus)

Satimehin, A.; Oluwamukomi, M.; Enujiugha, V. N.; Bello, M. (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] This study was conducted to determine the drying characteristics of oyster mushroom (Pleurotus ostreatus) at 50, 60 and 70 °C. Pleurotus ostreatus were cleaned and dried in a laboratory cabinet dryer. The drying data ...