By Suvendu Bhattacharya
Food processing applied sciences are a vital hyperlink within the foodstuff chain. those applied sciences are many and sundry, altering in recognition with altering intake styles and product recognition. more recent technique applied sciences also are being advanced to supply the further advantages.
Conventional and complicated meals Processing Technologies fuses the sensible (application, machinery), theoretical (model, equation) and state of the art (recent trends), making it excellent for business, educational and reference use. It comprises sections, one overlaying traditional or well-established latest approaches and the opposite overlaying rising or novel method applied sciences which are anticipated to be hired within the close to destiny for the processing of meals within the advertisement area. All are tested in nice element, contemplating their present and destiny purposes with additional examples and the very most modern data.
Conventional and complicated meals Processing Technologies is a complete remedy of the present kingdom of information on meals processing know-how. In its broad assurance, and the choice of reputed examine scientists who've contributed to every subject, this e-book may be a definitive textual content during this box for college students, foodstuff pros and researchers.
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Additional info for Conventional and advanced food processing technologies
In these cases, fresh ambient air or stored inert gas also enters the dryer. The presented model can be easily modified to describe these cases, by adding the mass and energy (enthalpy) equations for a mixing point of ambient and recirculated fluid. Further, a mass balance equation should be included for the drying medium removed from the system. 1. HPD may use inert gases like N2 and CO2 for food dewatering. The moisture removed from the material is collected by the inert gas used. Since the use of inert gases is much more expensive than the use of air, the inert gas should be recycled to the drying process and not rejected to the atmosphere.
While the latter is used for drying higher moisture content foodstuffs such as papaya, kiwi fruits, cabbage and others. A coal stove or agricultural wastes can be incorporated as auxiliary heating sources, while sometimes wood smoke can be used for drying (Chua and Chou, 2003). , 2010, 2008). When SCD is applied at appropriate operating conditions, a single homogeneous phase can be formed between the supercritical fluid and the co-solvent. If used, there are no vapour–liquid interfaces and the food to be dried does not suffer from surface tension forces and capillary-induced tensile stresses, which generally damage and cause the collapse of the structure.
3 DIFFERENT DRYING PROCESSES 5 heat) transport in a hygroscopic and shrinking system. The solid to be dried is exposed to a continuously flowing hot stream of air or inert fluid (N2 , CO2 ) where moisture evaporates as heat is transferred to the food (Ratti, 2001). During drying, evaporation of water desiccates the solid matrix of the food material and increases the concentration of solubles in the remaining solution. Changes in pH, redox potential and solubility may affect the structure and functionality of biopolymers, while in the final stages of drying phase transitions may occur.
Conventional and advanced food processing technologies by Suvendu Bhattacharya
Categories: Food Science