Articles and News

By Heike Schmeding, AUMA This article provides an update on two key issues currently impacting the actuation industry: host system integration and functional safety. It is a key requirement in any plant installation that the actuators used for opening or closing valves can be smoothly integrated with the plant’s automation system.

Emerson provided automation and engineering services for a Qatargas project that will reduce greenhouse gas emissions by 1.6 million tonnes annually.

By C.Sailaja and A.Gugharaja, TATA Consulting Engineers Ltd, Chennai Valves commonly used in process Industry are either pneumatically operated or electrically operated depending on the availability of Instrument air / power at that location and its application. With the advancement in technology, valve operation on Digital communication system has been introduced.

Bifold is a manufacturer of hydraulic and pneumatic stainless steel directional control valves and accessories for hazardous, corrosive and subsea environments.

There are many motor control options. Focus on application requirements and choose the best fit to reduce downtime, improve efficiencies & reduce costs.

The project at the Shoshone Municipal Water Treatment Plant included replacing existing actuators and retrofitting more than 50 intelligent actuators to butterfly valves.

M&M is a manufacturer of general purpose solenoid valves, air actuated piston valves, automatic drain valves, connectors, coils and customised instrumentation solutions.

South East Water serves a population of 2.1 million, supplying safe, high quality drinking water to 880,000 properties in Kent, Sussex, Surrey, Berkshire and Hampshire.

Vapor Systems Technologies uses a Unitronics Vision350 PLC +HMI to test gas pump nozzles through 1,000,000 cycles.

The original pumps are connected to new high performance motors and gearboxes, close to the oldest static steam driven pump, which will be kept as a museum piece.

Salcan Process Technology uses the Rotork actuated control valve to control the flow of gas while maintaining back pressure in the coal seam.

The Filter Select program's database of hydraulic fluid information now includes hydraulic fluids from Houghton International.

Brochure describes solutions to efficiently remove and recover condensate under all operating conditions.

More than 1600 Skilmatic actuators have been supplied through Indian valvemakers to the three main oil companies in India.

Diakont, a leading high-tech engineering and manufacturing company, has successfully replaced more than 20 legacy hydraulic actuators with Electromechanical Actuators (EMA) for the main steam valve controls at nuclear power plants.

An unnamed shale gas company in Louisiana installed Rotork CMA actuators run by solar panels to replace existing actuation equipment and control a variety of fluids at line pressures up to 6000 psig.

What part of a globe valve has the same purpose as the disk in a butterfly valve?

What does it mean when the percentage of flow through a valve equals the percentage of plug movement?

Free software guides specifiers through selecting the right control valve for any project.

What is the process of grinding the plug and seat of a valve called?