Adapting High Hydrostatic Pressure (HPP) for Food Processing by Tatiana Koutchma

By Tatiana Koutchma

Adapting excessive Hydrostatic strain (HPP) for meals Processing Operations provides advertisement merits of HPP expertise for particular processing operations within the meals undefined, together with uncooked and ready-to-eat (RTE) meat processing, dairy and seafood items, beverages and drinks, and different rising tactics.

The booklet offers excessive hydrostatic strain processing (HPP) for therapy of alternative teams of uncooked and entire items, targeting particular pressure-induced results that would bring about varied organic affects, and the data valuable for specifying HPP method and gear. It additionally discusses phenomena of compression heating, the HPP in-container precept, necessities for plastic fabrics, components affecting efficacy of HPP remedies, and to be had advertisement structures. also, the booklet offers up to date info at the regulatory prestige of HPP know-how worldwide.

This publication is a perfect concise source for meals method engineers, foodstuff technologists, product builders, federal and country regulators, apparatus brands, graduate scholars, and educators keen on learn and development.

  • Includes case reviews for HPP therapy of commercially produced meals with information about assorted HPP processing equipment
  • Gives examples of particular purposes for meat and bird items remedies, clean juices and drinks, and seafood
  • Covers power mark downs, environmental features of HPP expertise, and regulatory status

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Additional resources for Adapting High Hydrostatic Pressure (HPP) for Food Processing Operations

Sample text

If the hardness is too high or there are other negative factors, the proper water treatment will be required. The water test may also include chlorine, iron, hardness, connectivity, TDS (total dissolved solids). The goal for hardness is 1À25 (mg/L). There is also a minimum (41 F) and maximum temperature (86 F) for the water. Maintenance. The maintenance costs to operate the unit also need to be taken into account when considering an investment in HPP. Having a maintenance technician will add to the capability to service unit all the time.

Finally the whole assembly is allowed to cool down to room temperature, causing residual hoop stresses. The use of preexisting residual stresses in the cylinders before operation is essential to allow very high pressures by enhancing the load carrying capacity and increasing the number of cycles of the operation. Heat shrink increases pressure-vessel lifetime, durability, maximum pressure, and reduce the weight of shell, researchers succeeded in designing multilayer heat-shrink fitted cylinders.

The area where the HPP system is to be placed needs to be large enough to house the unit and properly maintain it. The considerations should be given to the location of the intensifiers, as they are typically installed above the HPP unit. The number of intensifiers defines the cycle time and productivity. Weight considerations are also important, as the concrete floor directly under the unit must be at least 14 in thick to support the equipment’s weight. The HPP vessel and the external frame is extremely heavy meaning that special equipment must be available with the size and ability to lift and push these pieces.

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