heat exchange


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heat exchange

[′hēt iks‚chānj]
(chemical engineering)
A unit operation based on heat transfer which functions in the heating and cooling of fluids with or without phase change.
References in periodicals archive ?
Driven by buoyancy, the LBE floats to the upper main vessel and contacts with the heat exchange tubes of the auxiliary heat exchanger.
According to the air-enthalpy difference method, the condensing heat exchange rate can be calculated by
Briancon [3] and Andritsos [6] considered mainly the dependence of kinetics and mechanisms of sediments, depending on flow multiplicity of the heat exchange tubes surface, ribbing, and the recycling of the circulating water.
Diffusive (conductive) heat exchange in the pipe wall:
Heat Exchange Products says it is well aware of the environmental challenges facing many mines.
Heat exchange areas of various shapes are used in practice e.g.
In order to improve heat exchange efficiency of surface air cooler, fin is added to the tube to increase the area of heat exchange, but this kind of air cooler is hard to exert its heat exchange efficiency because of bad environment (high dust concentration), for example, one fin type air cooler with 200~300kW cooling capacity in cleaning environment will covered with dust in short time, the cooling capacity will reduce to 50%, and even to 15%.
Food and Drug Administration has granted the company 510(k) clearance to market the Solex(TM) heat exchange catheter.
The radiant heat exchange directly influences the heat exchange with occupants and surrounding surfaces such as walls and ceilings.
It also provides all forms of conventional geothermal heat exchange systems.
It also provides conventional geothermal heat exchange systems.
Duration of the pellet melting, heated in the course of the convection heat transfer, depends upon thermal physics properties of the material and coefficient of heat exchange at the interface between the body and the medium.