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A refrigerator truck or chiller lorry (also called a reefer), is a van or
truck A truck or lorry is a motor vehicle designed to transport freight, carry specialized payloads, or perform other utilitarian work. Trucks vary greatly in size, power, and configuration, but the vast majority feature body-on-frame construct ...
designed to carry perishable freight at low temperatures. Most long-distance refrigerated transport by truck is done in articulated trucks pulling refrigerated hardside (box)
semi-trailer A semi-trailer is a trailer (vehicle), trailer without a front axle. The combination of a semi-trailer and a tractor truck is called a ''semi-trailer truck'' (also known simply as a "semi-trailer", "tractor trailer", or "semi" in the United Sta ...
s, although insulated curtainsiders are common in some countries. Occasionally, refrigerated trailers have been used as temporary morgues, and second-hand refrigerated trailers are frequently sold for use in tiny home conversions due to their insulation and existing status as a vehicle.


History

The first successful mechanically refrigerated trucks were made for the ice cream industry in 1925. American inventor Frederick McKinley Jones is known to be the first person to invent a refrigerated truck. There were around 4 million refrigerated road vehicles in use in 2010 worldwide.


Features

Like
refrigerator car A refrigerator car (or "reefer") is a Refrigeration, refrigerated boxcar (U.S.), a piece of railroad rolling stock designed to carry perishable freight at specific temperatures. Refrigerator cars differ from simple Thermal insulation, insulated b ...
s, refrigerated trucks differ from simple insulated and ventilated vans (commonly used for transporting fruit), neither of which are fitted with cooling apparatus. Refrigerator trucks can be cooled with ice,
dry ice Dry ice is the solid form of carbon dioxide. It is commonly used for temporary refrigeration as CO2 does not have a liquid state at normal atmospheric pressure and Sublimation (phase transition), sublimes directly from the solid state to the gas ...
, liquid carbon dioxide, or mechanical
refrigeration Refrigeration is any of various types of cooling of a space, substance, or system to lower and/or maintain its temperature below the ambient one (while the removed heat is ejected to a place of higher temperature).IIR International Dictionary of ...
systems (transport refrigeration units, TRUs) powered by small displacement engines or by the truck's main engine. They are often equipped with small "vent doors" at the rear and front of the trailer. These doors are kept open while hauling non-refrigerated cargo (often " backhaul") to air out the trailer.


See also

*
Cold chain A cold chain is a supply chain that uses refrigeration to maintain perishable goods, such as pharmaceuticals, produce or other goods that are temperature-sensitive. Common goods, sometimes called cool cargo, distributed in cold chains include fr ...
* Fuel cell auxiliary power unit * Reefer (container) *
Reefer ship A reefer ship is a refrigerated cargo ship typically used to transport perishable cargo, which require air conditioning, temperature-controlled handling, such as fruits, meat, vegetables, dairy products, and similar items. Description ''Types ...
* Refrigerated van *
Refrigerator car A refrigerator car (or "reefer") is a Refrigeration, refrigerated boxcar (U.S.), a piece of railroad rolling stock designed to carry perishable freight at specific temperatures. Refrigerator cars differ from simple Thermal insulation, insulated b ...
* Temperature data logger


References


Bibliography

* Prentice, B. E., & Benell, D. (1992). "Determinants of empty returns by US refrigerated trucks: conjoint analysis approach". ''Canadian Journal of Agricultural Economics/Revue canadienne d'agroeconomie'', 40(1), 109-127. (abstract).


External links


Guideline for long refrigerated trailers in Queensland
// Queensland Government, August 2006
Heat and Mass Transfer: Fundamentals and Applications, 4/e
(2011) Chapter 17-8 "Transportation of Refrigerated Foods" page 17-41
UNIT 7 AIR CONDITIONING EQUIPMENT AND THEIR APPLICATIONS
// IGNOU, School of Engineering & Technology, BME - 032; chapter 7.5 TRANSPORT REFRIGERATION - section "7.5.1 Refrigerated Trucks and Trailers", page 103
refrigerated truck factory
{{Authority control Trucks Cooling technology Food preservation
Trucks A truck or lorry is a motor vehicle designed to transport freight, carry specialized payloads, or perform other utilitarian work. Trucks vary greatly in size, power, and configuration, but the vast majority feature body-on-frame construction ...
Trailers