pressure relief device

pressure relief device
ограничитель давления

- 1. Клапан или предохранительное устройство (разрывной элемент), автоматически снижающие избыточное давление. 2. Средства для снижения внутреннего давления и предотвращения взрывного разрушения жилища (здания).

rupture disc (pressure relief device, pressure-limiting device)
разрывная мембрана

- клапан или мембрана, сконструированные так, что в них при определенных условиях имеет место механическое нарушение целостности диска.


English-Russian dictionary of terms for heating, ventilation, air conditioning and cooling air. 2013.

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  • Pressure relief valve — A pressure relief valve is a safety device that relieve in case of overpressure in vessel or piping. The generic term is or pressure relief Valve (PRV) or pressure safety valve (PSV).Main types of pressure relief valves include: *Relief valve… …   Wikipedia

  • Reduced pressure zone device — A Reduced Pressure Zone Device (RPZD, RPZ or RPZ valve) is a type of backflow prevention device used to protect water supplies from contamination. An RPZD is considered suitable for high hazard applications, that is, where the consequence of… …   Wikipedia

  • Relief valve — The relief valve is a type of valve used to control or limit the pressure in a system or vessel which can build up by a process upset, instrument or equipment failure, or fire. The pressure is relieved by allowing the pressurised fluid to flow… …   Wikipedia

  • relief valve — noun a valve in a container in which pressure can build up (as a steam boiler); it opens automatically when the pressure reaches a dangerous level • Syn: ↑safety valve, ↑escape valve, ↑escape cock, ↑escape • Hypernyms: ↑valve, ↑regulator * * * …   Useful english dictionary

  • relief valve — [1] A valve in the air pump of an air injection system which dumps part of the air at high pump speeds to prevent pump damage. It may be combined with the air gulp valve. [2] Safety device on a sealed system. It opens to release fluids before… …   Dictionary of automotive terms

  • Pressure vessel — Vertical pressure vessels installed in a structure A pressure vessel is a closed container designed to hold gases or liquids at a pressure substantially different from the ambient pressure. The pressure differential is dangerous and many fatal… …   Wikipedia

  • relief valve — a device that, when actuated by static pressure above a predetermined level, opens in proportion to the excess above this level and reduces the pressure to it. Cf. safety valve (def. 1). * * * …   Universalium

  • National Board of Boiler and Pressure Vessel Inspectors — The National Board of Boiler and Pressure Vessel Inspectors is composed of chief boiler and pressure vessel inspectors representing states, cities, and provinces enforcing pressure equipment laws and regulations. Created to prevent death, injury… …   Wikipedia

  • Positive airway pressure — A typical CPAP machine houses the air pump in a case lined with sound absorbing material for quieter operation. A hose carries the pressurized air to a face mask or nasal pillow …   Wikipedia

  • Reduced pressure backflow prevention assembly — A reduced pressure (RP) backflow prevention device is a device used to protect the potable water supply from contaminated water. An RP valve consists of an automatic pressure relief valve in between two check valves. The pressure relief valve… …   Wikipedia

  • pneumatic device — Any of various tools and instruments that generate and use compressed air. Examples include rock drills, pavement breakers, riveters, forging presses, paint sprayers, blast cleaners, and atomizers. Compressed air power is flexible, economical,… …   Universalium


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