Types Of Freezers Ppt

They are economical and spacious.

Types of freezers ppt.

Deep freezer 8 working. Freezers in this category are described more fully than others. 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. Most chest freezers are manual defrost.

The most economical type of freezer is the chest design. Types of cryogenic freezers there are two main types of cryogenic freezers. 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 batch equipment food is stacked on trays in rooms or cabinets.

Freezing point depression eutectic point freezing rate types of freezers. Chest freezers are better at this but some uprights also perform well. There are five types of freezers available. 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.

Refrigeration is the process of heat removal from a low temperature sink and added to a high temperature reservoir to. 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. Learn about the different types of freezers.

Air blast freezer either still air or forced air is used. Air is recirculated over food at between 30ºc and 40ºc at a velocity of 1 5 6 0 m s. A chest freezer may be the best deep freezer for you due to its energy. Freezers with a good seal around the door can usually keep food cold until the power comes back on.

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. In second type medium is sprayed on the product. You can choose the type that suits your requirements. Chest freezers are also called reach in freezers.

In both type the product is continuously transported on a belt to the other end of the freezer. 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 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.

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 9.