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VDI/VDE 3845 BLATT 2 - INDUSTRIAL PROCESS CONTROL VALVES - PNEUMATIC PART-TURN ACTUATORS - MARKING Organization: VDI
Date: 2011-12-01
Description: Functional groups as defined in this guideline are: • the valve, which changes or interrupts the fluid flow rate by adjusting the cross-sectional area • the actuator, which effects or controls the reduction in cross-sectional area by means of positioning force and travel • open- and closed-loop control units and signal transmitters to position the actuator, and systems that supply the auxiliary energy
API SPEC 14A RUSSIAN - SPECIFICATION FOR SUBSURFACE SAFETY VALVE EQUIPMENT - TENTH EDITION; ISO 10432 ADOPTION Organization: API
Date: 2000-11-01
Description: NOTE Limits: The subsurface safety valve is an emergency safety device, and is not intended or designed for operational activities, such as production/injection reduction, production stop, or as a backflow valve. Redress activities are beyond the scope of this International Standard, see Clause 8.
ISO 10432 - PETROLEUM AND NATURAL GAS INDUSTRIES - DOWNHOLE EQUIPMENT - SUBSURFACE SAFETY VALVE EQUIPMENT - THIRD EDITION Organization: ISO
Date: 2004-12-15
Description:  NOTE      Limits: The subsurface safety valve is an emergency safety device, and is not intended or designed for operational activities, such as production/injection reduction, production stop, or as a backflow valve. Redress activities are beyond the scope of this International Standard, see Clause 8.
CEN - EN ISO 10432 - PETROLEUM AND NATURAL GAS INDUSTRIES - DOWNHOLE EQUIPMENT - SUBSURFACE SAFETY VALVE EQUIPMENT Organization: CEN
Date: 2004-12-01
Description: NOTE Limits: The subsurface safety valve is an emergency safety device, and is not intended or designed for operational activities, such as production/injection reduction, production stop, or as a backflow valve. Redress activities are beyond the scope of this International Standard.
ASME STP/PT-046 - REVIEW OF SAFETY CONSIDERATIONS FOR NATURAL GAS PIPELINE BLOCK VALVE SPACING Organization: ASME
Date: 2011-09-12
Description: The presence, location and spacing of main line block valves were found to have no impact on the likelihood of a failure and only a small reduction in the consequences of a failure on a natural gas transmission pipeline.
ASSE 1071 - PERFORMANCE REQUIREMENTS FOR TEMPERATURE ACTUATED MIXING VALVES FOR PLUMBED EMERGENCY EQUIPMENT Organization: ASSE
Date: 2012-08-01
Description: Cold Water Failure Upon cold water failure, the outlet temperature shall not exceed 100.0 °F (37.8 °C) prior to the reduction of the flow to the values. Cross Flow The device shall include a means of preventing cross flow.
SAE/TP - 2008-01-2902 - SPEED CONTROL METHOD FOR TURBOELECTRIC POWER GENERATION SYSTEMS Organization: SAE/TP
Date: 2008-11-11
Description: Speed control of this system is challenging due to highly variable electric load profile. Discrete two-position valves were used to control the propellant flow for improved reliability compared to proportional valves.
DS/EN 1804-3 - MACHINES FOR UNDERGROUND MINES - SAFETY REQUIREMENTS FOR HYDRAULIC POWERED ROOF SUPPORTS - PART 3: HYDRAULIC CONTROL SYSTEMS Organization: DS
Date: 2010-02-11
Description: This document specifies the safety requirements for hydraulic control devices, including hydraulic valves and their control elements, valve combi¬nations, control systems, pipes and hose assemblies, fittings, shut-off devices, measuring devices, filters, built-in pressure limiting and check valves in legs and rams and water spraying and dust suppression valves when used as specified by the manufacturer or his authorized representative.
NBN - EN 1804-3+A1 - MACHINES FOR UNDERGROUND MINES - SAFETY REQUIREMENTS FOR HYDRAULIC POWERED ROOF SUPPORTS - PART 3: HYDRAULIC CONTROL SYSTEMS Organization: NBN
Date: 2010-03-19
Description: This document specifies the safety requirements for hydraulic control devices, including hydraulic valves and their control elements, valve combinations, control systems, pipes and hose assemblies, fittings, shut-off devices, measuring devices, filters, built-in pressure limiting and check valves in legs and rams and water spraying and dust suppression valves when used as specified by the manufacturer or his authorized representative.
NBN - EN 1804-3+A1 - MACHINES FOR UNDERGROUND MINES - SAFETY REQUIREMENTS FOR HYDRAULIC POWERED ROOF SUPPORTS - PART 3: HYDRAULIC CONTROL SYSTEMS Organization: NBN
Date: 2010-03-19
Description: This document specifies the safety requirements for hydraulic control devices, including hydraulic valves and their control elements, valve combinations, control systems, pipes and hose assemblies, fittings, shut-off devices, measuring devices, filters, built-in pressure limiting and check valves in legs and rams and water spraying and dust suppression valves when used as specified by the manufacturer or his authorized representative.
SNV - SN EN 1804-3+A1 - MACHINES FOR UNDERGROUND MINES - SAFETY REQUIREMENTS FOR HYDRAULIC POWERED ROOF SUPPORTS - PART 3: HYDRAULIC CONTROL SYSTEMS Organization: SNV
Date: 2010-06-01
Description: This document specifies the safety requirements for hydraulic control devices, including hydraulic valves and their control elements, valve combinations, control systems, pipes and hose assemblies, fittings, shut-off devices, measuring devices, filters, built-in pressure limiting and check valves in legs and rams and water spraying and dust suppression valves when used as specified by the manufacturer or his authorized representative.
CEN - EN 1804-3 - MACHINES FOR UNDERGROUND MINES - SAFETY REQUIREMENTS FOR HYDRAULIC POWERED ROOF SUPPORTS - PART 3: HYDRAULIC CONTROL SYSTEMS - INCORPORATES AMENDMENT A1: 2010 Organization: CEN
Date: 2006-04-01
Description: This document specifies the safety requirements for hydraulic control devices, including hydraulic valves and their control elements, valve combinations, control systems, pipes and hose assemblies, fittings, shut-off devices, measuring devices, filters, built-in pressure limiting and check valves in legs and rams and water spraying and dust suppression valves when used as specified by the manufacturer or his authorized representative.
ESDU 84013 - FLUID TRANSIENTS IN PIPES. REDUCTION AND CONTROL OF PRESSURE SURGES IN LIQUIDS. Organization: ESDU
Date: 2007-03-01
Description: The method applies to pressures induced by partial or total valve closure, covering all common valve types, or pump trips. Data are also given for the estimation of the size of air vessel, situated just downstream of a pump, to protect against excessive upsurge and downsurge pressure changes following pump trip.
NASA-LLIS-0558 - LESSONS LEARNED – MIGRATION AND DIFFERENTIAL DRAW BETWEEN MULTIPLE PROPELLANT TANKS (1997) Organization: NASA
Date: 1997-07-17
Description: Where a propellant is stored in multiple tanks, design an appropriate set of pyro valves and latch valves to control propellant migration and differential draw.
NBN - EN 1804-3+A1 - MACHINES POUR MINES SOUTERRAINES - EXIGENCES DE SÉCURITÉ CONCERNANT LES SOUTÈNEMENTS MARCHANTS APPLICABLES AUX PILES - PARTIE 3: SYSTÈMES DE COMMANDE HYDRAULIQUES Organization: NBN
Date: 2010-03-19
Description: This document specifies the safety requirements for hydraulic control devices, including hydraulic valves and their control elements, valve combinations, control systems, pipes and hose assemblies, fittings, shut-off devices, measuring devices, filters, built-in pressure limiting and check valves in legs and rams and water spraying and dust suppression valves when used as specified by the manufacturer or his authorized representative.
DS/EN 1804-2 - MACHINES FOR UNDERGROUND MINES - SAFETY REQUIREMENTS FOR HYDRAULIC POWERED ROOF SUPPORTS - PART 2: POWER SET LEGS AND RAMS Organization: DS
Date: 2010-02-11
Description: Examples covered by the standard include legs, support rams and rams with their mechanical extensions, internal valves and safety devices, seals, hydraulic connections (up to the first hose or Type B valve, see Part 3) and their lifting points but excluding protective pipes and gaiters, external valves and hydraulic and electrohydraulic control systems. NOTE Some components are dealt with in other parts of this standard.
NBN - EN 1804-2+A1 - MACHINES FOR UNDERGROUND MINES - SAFETY REQUIREMENTS FOR HYDRAULIC POWERED ROOF SUPPORTS - PART 2: POWER SET LEGS AND RAMS Organization: NBN
Date: 2010-03-19
Description: Examples covered by the standard include legs, support rams and rams with their mechanical extensions, internal valves and safety devices, seals, hydraulic connections (up to the first hose or Type B valve, see Part 3) and their lifting points but excluding protective pipes and gaiters, external valves and hydraulic and electrohydraulic control systems.NOTE Some components are dealt with in other parts of this standard.
NBN - EN 1804-2+A1 - MACHINES FOR UNDERGROUND MINES - SAFETY REQUIREMENTS FOR HYDRAULIC POWERED ROOF SUPPORTS - PART 2: POWER SET LEGS AND RAMS Organization: NBN
Date: 2010-03-19
Description: Examples covered by the standard include legs, support rams and rams with their mechanical extensions, internal valves and safety devices, seals, hydraulic connections (up to the first hose or Type B valve, see Part 3) and their lifting points but excluding protective pipes and gaiters, external valves and hydraulic and electrohydraulic control systems.NOTE Some components are dealt with in other parts of this standard.
NBN - EN 1804-2+A1 - MACHINES POUR MINES SOUTERRAINES - EXIGENCES DE SÉCURITÉ RELATIVES AUX SOUTÈNEMENTS MARCHANTS APPLICABLES AUX PILES - PARTIE 2: ETANÇONS ET VÉRINS À POSE MÉCANISÉE Organization: NBN
Date: 2010-03-19
Description: Examples covered by the standard include legs, support rams and rams with their mechanical extensions, internal valves and safety devices, seals, hydraulic connections (up to the first hose or Type B valve, see Part 3) and their lifting points but excluding protective pipes and gaiters, external valves and hydraulic and electrohydraulic control systems.NOTE Some components are dealt with in other parts of this standard.
SNV - SN EN 1804-2+A1 - MACHINES FOR UNDERGROUND MINES - SAFETY REQUIREMENTS FOR HYDRAULIC POWERED ROOF SUPPORTS - PART 2: POWER SET LEGS AND RAMS Organization: SNV
Date: 2010-06-01
Description: Examples covered by the standard include legs, support rams and rams with their mechanical extensions, internal valves and safety devices, seals, hydraulic connections (up to the first hose or Type B valve, see Part 3) and their lifting points but excluding protective pipes and gaiters, external valves and hydraulic and electrohydraulic control systems. NOTE Some components are dealt with in other parts of this standard.

1 - 20 of 38 results