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1 friction head
(hidr, mec) pierdere de presiune cauzată de frecare -
2 friction
['frikʃən]1) (the rubbing together of two things: The friction between the head of the match and the matchbox causes a spark.) frecare2) (the resistance felt when one object is moved against another (or through liquid or gas): There is friction between the wheels of a car and the road-surface.) frecare3) (quarrelling; disagreement: There seems to be some friction between the workmen and the manager.) neînţelegere
См. также в других словарях:
friction head — Head loss due to energy dissipation by friction [16] … Lexicon of Cave and Karst Terminology
friction head — noun : the head (sense 14a) lost by flowing water as a result of friction between the moving water and the walls of its conduit plus intermolecular disturbances * * * (in a hydraulic system) the part of a head of water or of another liquid that… … Useful english dictionary
friction head — (in a hydraulic system) the part of a head of water or of another liquid that represents the energy that the system dissipates through friction with the sides of conduits or channels and through heating from turbulent flow. [1885 90] * * * … Universalium
friction head — TV Tripod mount type with strong spring that counterbalances camera weight, relying on friction to hold its position. More appropriate for still photography than movementoriented videomaking. [See fluid head] … Audio and video glossary
Friction Head — The energy lost from the movement of a fluid in a conduit (pipe) due to the disturbances created by the contact of the moving fluid with the surfaces of the conduit, or the additional pressure that a pump must provide to overcome the resistance … Energy terms
Head — A unit of pressure for a fluid, commonly used in water pumping and hydropower to express height a pump must lift water, or the distance water falls. Total head accounts for friction head losses, etc. *** The product of the water s weight… … Energy terms
Head injury — Classification and external resources ICD 10 S00.0S09 ICD 9 … Wikipedia
head friction — Head required to overcome friction of the interior surface of a conductor and between fluid particles in motion … Dictionary of automotive terms
Friction (comics) — Superherobox caption= comic color = background:#ff8080 character name = Friction alter ego = Charlotte Beck publisher = Marvel Comics debut = DP7 #1 (1986) creators = Mark Gruenwald Paul Ryan alliance color = background:#c0c0ff alliances = The… … Wikipedia
head loss — That part of head energy which is lost because of friction as water flows [6] … Lexicon of Cave and Karst Terminology
Fanning friction factor — The Fanning friction factor is a dimensionless number used in fluid flow calculations. It is related to the Shear stress at the wall as:: au = frac{ f ho v^2}{2}where:* au is the shear stress at the wall *f is the Fanning friction factor of the… … Wikipedia
