Библиотека

— An empiric number measured by comparing an oil with a standard one.

— A pressure gauge which uses the variations of viscosity of a gas with pressure (in vacuum techniques).

— Air filter in which the filter medium is formed from materials which have been impregnated with a viscous oil.

— a) A term sometimes used to describe laminar flow or streamline flow. b) A type of gas flow where the average free path or gas molecules is much smaller than the smallest cross-sectional dimension of the pipe conveying the substance (continuum-regime).

— A vitreous coating which is applied to metal surfaces by firing in an enamelling kiln.

— Volume of matter that flows per unit time.

— The ratio of volume induced, at suction conditions, by a compressor in a given time to the swept volume as measured over the same time.

— That part of the casing of a centrifugal fan or compressor which receives fluid thrown out from the impeller or diffuser.

— Used to produce cooling effect by Ranque-Hilsch effect.