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Browsing by Subject "Dewatering"

Now showing items 1-20 of 266

A green coffee based product and its comparasion to commercial products regarding the antioxidant capacity

Souza, F.; Souza, E.; Pontes, S.; Leal Junior, W.; Freitas-Silva, O.; Nogueira, R. (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] Green Coffee Products (GCP) consumption have been increased recently and is justified due its benefits to human health, as the antioxidant activity and thermogenic properties and ant mutagenic and ant carcinogenic ...
A mathematical model of spray drying granulation process in formulation

Kagami, Hiroyuki (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] In this study, we apply the drying model of polymer solution coated on a flat substrate to the spray drying granulation process in formulation. In order to apply the former model to the drying of this spherical object, ...
A physical interpretation of the use of fractional operators for modelling the drying process

Perre, Patrick; Turner, Ian (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] Fractional order derivatives provide useful alternatives to their integer order counterparts due to their ability to model memory and other properties of the porous medium, such as nonlocal behaviour. These phenomena ...
A pore-scale study on the drying kinetics and mechanical behavior of particle aggregates

Pham, T. S.; Chareyre, B.; Tsotsas, E.; Kharaghani, A. (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] A discrete thermo-mechanical drying model is developed to investigate the interaction between the porous structure and the drying characteristics of dense particle aggregates. The solid phase consists of polydisperse ...
Agglomeration of hydrolyzed collagen with blackberry pulp in a fluidized bed

Viegas, Thayná; Taranto, Osvaldir (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] Hydrolyzed collagen (HC) is a fine powder applied in the pharmaceutical and food industries which has shown good results in the treatment of diseases related to bones, skin and joints. In this study, HC particles ...
Agitated thin-film drying of spinach juice

Qiu, Jun; Boom, R. M.; Schutyser, M.A.I. (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] Agitated thin film dryers (ATFD) has been considered as an effective technology for drying viscous liquid foods, pastes or pureed foods. In this study, a lab-scale ATFD was developed and applied for drying of juices ...
Ambient temperature drying of therapeutic protein solution with use of microwave

Tsuruta, Takaharu; Ogawa, Takuma; Abe, Ryosuke; Tanigawa, Hirofumi (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] High quality drying of therapeutic protein-solution is important in medical and pharmaceutical processing. Freeze-drying is mostly used, but it takes a long drying-time and causes damages of protein structures. In ...
Analysis of chemical and structural changes in kiwifruit (Actinidia deliciosa cv Hayward) through the osmotic dehydration

Castro Giráldez, Marta; Tylewicz, Urszula; Fito Suñer, Pedro José; Dalla Rosa, Marco; Fito Maupoey, Pedro (Elsevier, 2011-08)

[EN] Osmotic dehydration experiments of kiwifruit (Actinidiadeliciosa cv Hayward) were carried out in order to apply a nonlinear irreversible thermodynamic model. Samples were immersed into 65% (w/w) sucrose aqueous solution ...
Analysis of kiwifruit osmodehydration process by systematic approach systems

Tylewicz, Urszula; Fito Suñer, Pedro José; Castro Giráldez, Marta; Fito Maupoey, Pedro; Dalla Rosa, Marco (Elsevier, 2011-06)

[EN] Shelf life of kiwifruit is short and requires conservation techniques to increase its commercial life. In this sense, the modern techniques used to analyze the changes of the product through the treatment allow ...
Aplicación de la modelación matemática del flujo de agua subterránea a la Ingeniería Civil. Estudio del rebajamiento de niveles piezométricos en el Delta del Llobregat

Muñoz del Prado, Francisco Javier (Universitat Politècnica de València, 2018-06-18)

Mathematical modelling of large-scale groundwater resources using numerical models, it¿s a common practice in Hydrology from many years. However, the same cannot be said about applying these models to local-scale geotechnical ...
Application of microwaves dielectric spectroscopy for controlling long time osmotic dehydration of parenchymatic apple tissue

Castro Giráldez, Marta; Fito Suñer, Pedro José; Fito Maupoey, Pedro (Elsevier, 2011-05)

[EN] Dielectric spectroscopy studies have been performed on fresh and osmotically dehydrated Granny Smith apples. The osmotic treatment consisted on immerse the samples into 65% (w/w) sucrose aqueous solution at 30 degrees ...
Application of microwaves dielectric spectroscopy for controlling osmotic dehydration of kiwifruit (Actinidia deliciosa cv Hayward)

Castro Giráldez, Marta; Fito Suñer, Pedro José; Dalla Rosa, Marco; Fito Maupoey, Pedro (Elsevier, 2011-10)

[EN] Dielectric spectroscopy studies have been performed on fresh and osmotically dehydrated kiwifruits (Actinidia deliciosa cv Hayward). The osmotic treatment consisted on the immersion the samples into 65% (w/w) sucrose ...
Application of microwaves in the convective drying of ceramic

Rajewska, Kinga; Pawłowski, Andrzej (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] The paper demonstrates microwave and convective drying processes in different combinations of kaolin cylindrical samples in laboratory scale. Analysis of the kinetics and sample temperature evolution show that the ...
Application of Multivariate Image Analysis to Thermal Images for in line Monitoring of the Freeze-Drying Process

Colucci, Domenico; Prats-Montalban, José; Fissore, Davide; Ferrer Riquelme, Alberto (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] A new Process Analytical Technology (PAT) has been developed and tested for on-line process monitoring of a vacuum freeze-drying process. The sensor uses an infrared camera to obtain thermal images of the ongoing ...
Aroma retention during drying of caja-umbu fruit pulp

Fontes, Anderson; Leite-Neta, Maria Terezinha; Matos, Patricia; Araújo, Hannah Caroline; Jesus, Monica; Rajkumar, G.; Narain, Narendra (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] This study was aimed to obtain and characterize the dried powder of cajá-umbu (Spondias spp) fruit pulp obtained by spray-drying and lyophilization. Spray-drying of the pulp was done at different temperatures. Analysis ...
Assessment of the conditions of the thermoplastic extrusion process in the bioactive and mechanical properties of flexible films based on starch and Brazilian pepper

Fakhouri, Farayde; Freitas deLima, Fernando; Cardoso, Claudia; Martelli, Silvia; Antunes, Marcelo; Mei, Lucia; Yamashita, Fabio; Velasco, Jose (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] The objective of this work was to produce, through the thermoplastic extrusion process followed by blowing, manioc starch-based flexible films added with Brazilian pepper oil as an antioxidant and plasticizer agent, ...
Augmenting natural convection and conduction based solar dryer

Chavan, A.; Sikarwar, A.; Tidke, V.; Thorat, B. (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] Solar conduction dryer (SCD) is a unique technology that uses conduction, convection and radiation mechanism of heat transfer making it one of the most efficient drying system. The SCD is one of the most effective ...
Beyond freeze-drying of biologics: vacuum-foam drying and spray freeze-drying

Langford, A.; Balthazor, B.; Bhatnagar, B.; Tchessalov, S.; Hageman, M.J.; Lukas, A.; Plitzko, M.; Luy, B.; Ohtake, S. (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] The complexity of biotherapeutics in development continues to increase as our capability in discovery and recombinant technology improves. While safety and efficacy remain the two critical aspects of all therapeutics, ...
Bioavailability of freeze-dried and spray-dried grapefruit juice vitamin C

Camacho Vidal, Mª Mar; Igual Ramo, Marta; Martínez-Lahuerta, Juan José; Martínez Navarrete, Nuria (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] An alternative as to offer higher stable and easy handling than fresh fruit is in powdered form, as long as the process used to obtain it ensures a high quality product. The objective of this study was to compare the ...
Biodrying process: a sustainable technology for treatment of municipal solid wastes organic fraction

Kechaou, Nabil; Ammar, E (Editorial Universitat Politècnica de València, 2018-09-07)

[EN] The Municipal Solid Waste of Agareb (Sfax –Tunisia), characterized by high organic fraction and moisture contents is the most worrying pollution source that must be managed by innovative treatment and recycling ...