Many commercial
and industrial operations require refrigeration for a multitude of needs and at varying
temperature levels. Most notably, the
development of refrigeration technology gave rise to a vast food processing industry that
changed the eating habits of mankind on a global level.
Where once diets were limited to those foods that required no refrigeration
or those that could be preserved via smoking or salting, large-scale refrigeration opened
opportunities for not only preserving, but also shipping fragile foods over long
distances. From cold storage for warehousing
beverages and food products to sub-zero refrigeration to freeze and maintain meats, food
processors rely on modern refrigeration technology.

Food processors and
storage facilities are, perhaps, the most obvious beneficiaries of refrigeration, but the
products of many other industries also depend on cold temperatures to assure quality and
safety. These include ice rinks and ice
production, chemical and petrochemical process systems, plastics processors, and chilled
water needs for the automotive and pharmaceuticals industries.
As energy efficiency
and the environment gained in importance over the last several decades, the gas industry
and manufacturers made significant advances in engine technology, microprocessor controls
and engine-compressor compatibility. The
result is the availability of standard packaged industrial refrigeration units in a market
dominated by custom-designed systems built to meet individual customer needs.
Todays natural
gas engine-driven refrigeration equipment is especially beneficial where there is a need
for heat recovery for container sterilization, general cleaning purposes, space heating
and other thermal energy uses. Nearly one-half
of the fuels heat can be recovered, largely from the engine jacket water or from the
exhaust gas heat.
For the thousands of
supermarkets in the U.S., new gas engine applications and hybrid gas/electric systems for
refrigeration cases promise energy savings, reduced electric demand, and reliability
during power outages.
Although
engine-driven technologies are well suited to meet the need for industrial or commercial
refrigeration, absorption cooling, steam-turbine and hybrid systems, and humidification
control technologies are addressing the specialized needs of certain industrial and
commercial operations. The technology links to
the right provide more information about the different options available and how each can
be applied to business needs.
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