heat exchanger effectiveness
21SR-71 Blackbird — infobox Aircraft name = SR 71 Blackbird caption =An SR 71B Trainer over the Sierra Nevada Mountains of California in 1994. Note second cockpit is raised for the instructor. type = Strategic Reconnaissance manufacturer = Lockheed Skunk Works… …
22Método NUT — El Método del Número de Unidades de Transferencia (NUT) se usa para calcular la velocidad de transmisión de calor en Intercambiadores de calor (especialmente en contracorriente) cuando no hay información suficiente para calcular la Diferencia de… …
23Rete mirabile — A rete mirabile (Latin for wonderful net ; plural retia mirabilia) is a complex of arteries and veins lying very close to each other, found in some vertebrates. The rete mirabile depends on countercurrent blood flow within the net (blood flowing… …
24Dounreay — in 2006 …
25Ozone — For other uses, see Ozone (disambiguation). Ozone …
26Chilled beam — A chilled beam is a type of convection HVAC system designed to heat or cool large buildings.[1] Pipes of water are passed through a beam (a heat exchanger) suspended a short distance from the ceiling of a room.[2] As the beam chills the air… …
27Continuous distillation — Image 1: Typical industrial distillation towers Image 2: A crude oil vacuum distillation column as used in oil refineries …
28Astronautical hygiene — is the application of science and technology to the study of the recognition and evaluation of the hazards and the prevention or control of the risks to health while working in a low gravity environment. John R. Cain (UK Government expert) was… …
29Water softening — A water softener reduces the dissolved calcium, magnesium, and to some degree manganese and ferrous iron ion concentration in hard water.These hardness ions cause three major kinds of undesired effects. Most visibly, metal ions react with soaps… …
30Sponge rubber ball (Taprogge System) — A sponge rubber ball serves for tube cleaning and is used for removing fouling from the tubes of shell and tube heat exchangers in general and from the cooling tubes of condensers in particular. For this purpose the ball is used in quantities… …
