negative pressure

negative pressure
вакуум; разрежение

English-Russian dictionary of terminology cable technology.

Смотреть что такое "negative pressure" в других словарях:

  • Negative pressure — may refer to: negative pressure as opposed to positive pressure stretched liquid vacuum negative gauge pressure, a way of expressing pressure measurements below atmospheric pressure suction transpirational pull See also pressure positive pressure …   Wikipedia

  • negative pressure — n pressure that is less than existing atmospheric pressure * * * a pressure less than that of the atmosphere …   Medical dictionary

  • negative pressure — neigiamasis slėgmačio slėgis statusas T sritis fizika atitikmenys: angl. negative pressure; underpressure; vacuum gage pressure; vacuum gauge pressure vok. negativer Druck, m; Unterdruck, m rus. вакуумметрическое давление, n; отрицательное… …   Fizikos terminų žodynas

  • negative pressure — noun Etymology: negative (I) : pressure that is less than existing atmospheric pressure taken as a zero of reference …   Useful english dictionary

  • negative pressure — noun a) Pressure that is less than normal atmospheric pressure b) The tension in a liquid that is thermodynamically metastable with respect to the vapour phase; especially that in the xylem of …   Wiktionary

  • Negative pressure wound therapy — (NPWT) is the use of sub atmospheric pressure to promote or assist wound healing, or to remove fluids from a wound site. Introduction Negative Pressure Wound Therapy has two forms which mainly differ in the type of dressing used to transfer NPWT… …   Wikipedia

  • Negative pressure ventilator — This article is about the medical device. For the band, see Iron Lung (band). Negative pressure ventilator Intervention An Emerson iron lung. The patient lies within the chamber, which when sealed provides an effectively oscillating atmospheric… …   Wikipedia

  • Negative-pressure wound therapy — Application of a vacuum pump using a foam dressing to a wound Negative pressure wound therapy (NPWT) is a therapeutic technique using a vacuum dressing to promote healing in acute or chronic wounds and enhance healing of first and second degree… …   Wikipedia

  • negative pressure ventilation — a type of mechanical ventilation in which negative pressure is generated on the outside of the patient s chest and transmitted to the interior of the thorax in order to expand the lungs and allow air to flow in; used primarily with patients… …   Medical dictionary

  • negative pressure ventilator — a type of ventilator that uses negative pressure ventilation (q.v.) for patients having extreme weakness or paralysis of the chest muscles; the most common types are the Drinker respirator and the cuirass ventilator …   Medical dictionary

  • negative pressure relief valve — A relief valve in an aircraft pressurization system that prevents the pressure in the cabin from becoming lower than the ambient outside pressure. The cabin air pressure safety valve combines functions of over pressure relief valve, vacuum relief …   Aviation dictionary


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