Types Of Freezers Ppt

Air is recirculated over food at between 30ºc and 40ºc at a velocity of 1 5 6 0 m s.

Types of freezers ppt.

Most chest freezers are manual defrost. The most economical type of freezer is the chest design. They are the most common types of freezers that are used commercially. Continuous equipment consists of trolleys stacked with trays of food or on conveyor belts which carry the food.

They are economical and spacious. I m most certain that you could have found this answer on google in a better manner that in this response but i ll try my best. Freezing point depression eutectic point freezing rate types of freezers free download as powerpoint presentation ppt pdf file pdf text file txt or view presentation slides online. Air blast freezer either still air or forced air is used.

Keep that in mind as defrosting a freezer is a significant amount of work. A chest freezer may be the best deep freezer for you due to its energy. The one using immersion or dipping of product into the medium. The development of small portable freezers has made it possible to transport items in danger of spoiling without the mess and inconvenience of a cooler filled with ice.

You can choose the type that suits your requirements. Freezers in this category are described more fully than others. Freezing point depression eutectic point freezing rate types of freezers. Freezers with a good seal around the door can usually keep food cold until the power comes back on.

In both type the product is continuously transported on a belt to the other end of the freezer. Refrigeration is the process of heat removal from a low temperature sink and added to a high temperature reservoir to. Learn about the different types of freezers. The types of freezer likely to be used in developing countries especially where freezing is a relatively new process are those that have already been widely used for freezing fish and have therefore been well tried and tested.

Chest freezers are also called reach in freezers. Types of freezers 9. Types of cryogenic freezers there are two main types of cryogenic freezers. There are five types of freezers available.

Deep freezer 8 working. Types of freezers there are many types of freezers to consider when buying an new or used freezer. The interior and exterior are shaped like a large box. In batch equipment food is stacked on trays in rooms or cabinets.

Many manufacturers boast that in a power outage their freezers can keep food cold for up to 24 hours under ideal conditions door or lid closed. In second type medium is sprayed on the product.