Types Of Freezers Ppt

Portable freezers may use ac or dc power or both and some even come with cords that allow them to be powered through a car s cigarette lighter outlet.

Types of freezers ppt.

You can choose the type that suits your requirements. Types of freezers 9. Air is recirculated over food at between 30ºc and 40ºc at a velocity of 1 5 6 0 m s. The one using immersion or dipping of product into the medium.

Freezing point depression eutectic point freezing rate 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. They are the most common types of freezers that are used commercially. Chest freezers are also called reach in freezers.

In second type medium is sprayed on the product. 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. The most economical type of freezer is the chest design. In batch equipment food is stacked on trays in rooms or cabinets.

Freezers in this category are described more fully than others. The interior and exterior are shaped like a large box. Most chest freezers are manual defrost. 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.

Types of cryogenic freezers there are two main types of cryogenic freezers. Chest freezers are better at this but some uprights also perform well. They are economical and spacious. Keep that in mind as defrosting a freezer is a significant amount of work.

In a nutshell almost every inch of capacity in the chest freezer is usable. Continuous equipment consists of trolleys stacked with trays of food or on conveyor belts which carry the food. A chest freezer may be the best deep freezer for you due to its energy. In both type the product is continuously transported on a belt to the other end of the freezer.

Deep freezer 8 working. Air blast freezer either still air or forced air is used. Refrigeration is the process of heat removal from a low temperature sink and added to a high temperature reservoir to. 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.

Types of freezers there are many types of freezers to consider when buying an new or used freezer. 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.