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.
Types of freezers ppt.
Types of cryogenic freezers there are two main types of cryogenic freezers.
In a nutshell almost every inch of capacity in the chest freezer is usable.
Learn about the different types of freezers.
In both type the product is continuously transported on a belt to the other end of the freezer.
Types of freezers 9.
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.
The most economical type of freezer is the chest design.
Freezing point depression eutectic point freezing rate types of freezers.
Types of freezers there are many types of freezers to consider when buying an new or used freezer.
They are the most common types of freezers that are used commercially.
Chest freezers are also called reach in freezers.
You can choose the type that suits your requirements.
In second type medium is sprayed on the product.
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.
In batch equipment food is stacked on trays in rooms or cabinets.
They are economical and spacious.
The one using immersion or dipping of product into the medium.
Freezers with a good seal around the door can usually keep food cold until the power comes back on.
Air blast freezer either still air or forced air is used.
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.
Freezers in this category are described more fully than others.
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.
Keep that in mind as defrosting a freezer is a significant amount of work.
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.
Air is recirculated over food at between 30ºc and 40ºc at a velocity of 1 5 6 0 m s.
Chest freezers are better at this but some uprights also perform well.
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.
