High efficient freeze-drying technology in food industry
Yang Liu, Zhengyu Zhang, Liandong Hu
Abstract
Freeze-drying technology is an interdisciplinary and complex technology, combined with freezing and vacuum drying, It has become an important technology for heat-sensitive drugs and food preservation. Freeze-dried foods are classified into meat, vegetables, fruits, fungus, and micro-powders, etc. In this paper, the definition, principle, steps, advantages and disadvantages of freeze-drying are summarized, and the research progress of freeze-drying in food industry in recent years is reviewed, including the technological parameters and influencing factors.
Topics & Concepts
Freeze-dryingFood industryFood technologyVacuum dryingFood scienceFood processingFood productsBiotechnologyEnvironmental scienceBusinessBiochemical engineeringChemistryEngineeringBiologyChromatographyFreezing and Crystallization ProcessesFood Quality and Safety StudiesFood Industry and Aquatic Biology