Valves, Actuators & Pump Control


Latest Articles

Slurry seals: new slurry seal allows in-situ instrument change
July 2008
Pressure measurements in slurry lines are always problematic, particularly where beneficiation treatment adds corrosive chemicals to the mix. The donut or in-line seal has the advantage of offering no ...

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Energy-efficient valve controller
May 2008, Automation Control Solutions
Emerson Process Management has announced approval of the Fisher Fieldvue DVC6000 digital valve controller for natural gas applications, making the instrument an energy-responsible choice for the natural ...

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Dual-function solenoid valve
May 2008
The HydraForce SVRV10-26 is a dual-function solenoid valve for both bypass unloading and pressure relief use. The cartridge valves combine the features of a normally-open solenoid valve with an integral ...

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Smart positioners
April 2008, Spirax Sarco South Africa
Spirax Sarco's SP2 electro-pneumatic smart positioner provides the latest technology in valve control without the need for separate software. By providing an electro-pneumatic interface, the SP2 guarantees ...

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Firesafe ball valve range
April 2008, Spirax Sarco South Africa
Spirax Sarco has developed a wide range of fire safe ball valves to meet the standards of the hydrocarbon process industries requiring tight shut-off valves for isolation of processes in hazardous areas. Available ...

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Universal control valves
March 2008, Spirax Sarco South Africa
The M-Series globe control valves are general-purpose and can be engineered to solve both complex and basic requirements. Their robust construction makes them long lasting and easy to maintain, while ...

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Local valves for the oil and gas industries
February 2008
Umzantsi Africa Pumps and Valves, a subsidiary of PSV Holdings, has the capacity to manufacture knife gate valves to the most exacting client specifications.    Helena de Villiers, MD of Umzantsi, explains ...

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ARCA supplies valves for gas transportation
February 2008, Valve & Automation
German company ARCA Regler GmbH, has a share in a large order to supply liquefied natural gas (LNG) vessels with the delivery of valves. LNG is natural gas that has been liquefied through cooling to temperatures ...

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Metso has Petrobras running smoothly
February 2008, Valmet Flow Control South Africa
Petrobras is Brazil's largest energy and oil company, possessing 95 production platforms and 15 refineries with a throughput of 1,8 million barrels of crude oil per day. One of its most important facilities ...

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ARCA supplies valves for natural gas reservoir
February 2008, Valve & Automation
As the demand for natural gas increases in the European Union, reservoir capacity is becoming increasingly important. After two years of construction the first phase facilities at the biggest natural ...

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Fisher easy-e control valves
February 2008, Automation Control Solutions
Emerson's Fisher easy-e control valve is found in every industry where fluid flow must be controlled, providing users with improved process performance and reliability. Whether the application involves ...

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Jamesbury valves put the seal on chlorine
February 2008, Valmet Flow Control South Africa
Metso Automation has successfully supplied more than 150 units of Jamesbury flanged ball valves to BASF Shanghai Polyurethane Company. The valves are being used primarily in chlorine gas applications ...

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A new vision for valve maintenance
February 2008
The new generation of valve sensor packages from Tyco are designed to capture and interpret the data that can be obtained from a valve when it opens and closes. The system is designed to reduce unnecessary ...

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OMSA's largest control valve
February 2008
Local company, OMSA Valves & Instrumentation, has just delivered two record-breaking butterfly control valves to the resurgent copper industry in Zambia. Providing valves in exotic materials is not unusual ...

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Cage design control valves
February 2008, Spirax Sarco South Africa
The Spirax Sarco C series has a cage-guided plug that provides process control over high differential pressure ranges. Designed for erosive, cavitating and noisy applications, the modular concept allows ...

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General purpose control valve
February 2008, Spirax Sarco South Africa
The Spirax-Mitech M-Series Globe Control valves can be engineered to solve both complex and basic requirements. Their robust construction makes them long-lasting and easy to maintain, while their modular ...

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Metso valves chosen for waste heat desalination plant
February 2008, Valmet Flow Control South Africa
Veolia Water Solutions & Technologies, through its thermal desalination specialist SIDEM (Veolia WSTSidem), has been chosen to design and build one of the world's largest desalination plants in Saudi ...

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Fluid control valves
February 2008, Spirax Sarco South Africa
The Spirax Sarco range of 3-port QL valves with electric actuators provides a variety of choice for energy and flow control of water, oils and other fluids used in industrial and manufacturing processes. The ...

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SIL3 compliant valve positioner
February 2008
The SVI II ESD from Masoneilan-Dresser, an extension of the company's SVI II AP valve positioner, marks the company's entrance into the safety system market. The device is designed in accordance with ...

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Pneumatic rotary actuator
February 2008, Spirax Sarco South Africa
The unit is available with either a double crank or scotch yoke mechanism. The double crank is for modulating control and has the advantages of high run torques, negligible backlash and low friction; ...

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