Valve Actuators Articles

  • Pipeline valve actuators for safety-related duties

    Sectors: Oil & Gas Category: Failsafe Valve Actuation Products: HPG, GO, Electro-Hydraulic (SI) Introduction Pipelines present a number of operational requirements demanding specialised actuation solutions. These include actuation of valves in remote areas, where mains power sources are not ...


    By Rotork plc

  • Reliable Flow Control for Mainstream and Ancillary Offshore Applications

    Rotork flow control products are used on oil and gas applications throughout virtually all upstream, midstream and downstream activities, ranging from offshore production facilities through refining and processing to transportation of finished products via pipelines or vessels. They deliver reliable and accurate performance, operating valves and controlling the flow in every area, often at high ...


    By Rotork plc

  • Rotary valve maintenance: preventing operating problems

    Preventing operating problems by maintaining your rotary airlock valve Even though a rotary airlock valve is a relatively simple device, you have to maintain it properly to ensure it performs dependably. Proper maintenance will provide twin long-term dividends: better valve performance and smooth conveying system operation. First, know your valve inside and out. Maintenance ...


    By Wm. W. Meyer & Sons, Inc.

  • Benefits of intelligent valve actuation in very low temperature environments

    Rotork IQ technology is well established in the field of intelligent valve actuation. In addition to Rotork’s double-sealed enclosure, ‘non-intrusive’ commissioning, data-logging and predictive maintenance capabilities, the latest IQ3 generation features an extended range of advanced functionality and communication capabilities. Hazardous area certified for operation at very low ...


    By Rotork plc

  • Fuel terminal upgrade installs advanced valve actuation and control - Case Study

    Sector: Oil & Gas Category: Control Networks, Electric Actuators, Fluid Power Actuators, Services Products: CP, Extended Scope, Field Service, IQ3 Range, Pakscan Overview Independent tank storage provider Vopak is increasing and enhancing fuel capacity at the Vopak Terminal Durban in South ...


    By Rotork plc

  • Fast network control for valve actuators

    Reliable and comprehensive data communications are essential elements in the modern process plant. Plant managers demand more information, more quickly than ever before. Process operators must have the ability for full control at all times, 24 hours a day, 365 days of the year. Maintenance managers need the information required for efficient asset ...


    By Rotork plc

  • Gas blending process adopts CVA for improved accuracy, economy and environmental performance - Case Study

    Overview Rotork’s innovative CVA electric control valve actuator technology has successfully delivered an improvement in performance with reduced operating costs for the vital gas blending process on a European natural gas distribution network. The Reason Fluxys is the independent operator of the natural gas storage and transmission system in ...


    By Rotork plc

  • Top 10 Reasons to Choose a Diaphragm Actuated Control Valve

    Every water system typically consists of piping networks that distribute water from a source or storage reservoir to the end users. This frequently requires miles of piping mains along with pumps systems and controls that all have to be monitored and controlled somehow. Whether this control is to regulate pressure, a level or a flow, this usually will require some form of a ...


    By Singer Valve Inc.

  • Asset Management at the core of latest intelligent part-turn valve actuator

    The introduction of the new Rotork IQT electric valve actuator brings the advanced functionality and asset management capabilities of Rotork's 3rd Generation intelligent technology to the direct-drive operation of part-turn ...


    By Rotork plc

  • Intelligent valve actuators in the mining industry

    Overview In mining, as in other hazardous industries, flow control equipment makes a vital contribution to efficiency and safety. Numerous operations, both on the surface and underground, depend upon the reliable control of fluids and gases which is generally achieved using valves, actuators and associated equipment. Underground areas of application include pumping stations, ...


    By Rotork plc

  • Wireless monitoring and control of electric valve actuators

    Overview Wireless monitoring and control offers a great opportunity for many facilities, in a wide variety of applications and industries, to gain significant benefits over the traditional hard-wired methods of achieving valve actuator connectivity. ...


    By Rotork plc

  • Singer eliminates cavitation damage in Pittsfield township’s reservoir illing station case study

    Their Challenge  To address cavitation damage immediately and maintain the current valve functions with controlled programming. The high pressure drop caused by fluctuation in elevation ranges was causing significant cavitation in the plug valve. Our Solution Single Rolling Diaphragm with Anti-Cavitation Trim The ...


    By Singer Valve Inc.

  • Sizing and Selection for Diaphragm Actuated Control Valves

    In order to size a valve correctly one must be sure they understand what the valve is required to do, what the system parameters are, and then use this information to pick the valve that will do a proper job while keeping the economic desires in mind.   While graphs, charts and even software calculators are necessary, the person responsible for sizing needs to have a clear ...


    By Singer Valve Inc.

  • Client Support Programme takes asset management to a new level

    Throughout nearly 60 years involvement in the valve actuation and fl ow control industries, Rotork has recognised that in order to be successful it must also be committed to the success of its customers. As a part of this philosophy, maintenance and customer support have played very important roles. The company invests heavily to develop a best in class global Site Services operation, providing ...


    By Rotork plc

  • Rotork electric valve control contributes to Coca-Cola Enterprises’ environmental improvements - Case Study

    Sector: Food & Beverage Category: Process Control Actuators Products: CVL, CVQ Overview Rotork electric valve control contributes to Coca-Cola Enterprises’ environmental improvements    Rotork CVA electric control valve actuation technology is helping Coca-Cola Enterprises (CCE) ...


    By Rotork plc

  • Wireless Pakscan controls the flow at Nevada gold mine - Case Study

    A gold mine in Nevada USA has been able to take advantage of wireless Pakscan digital control for newly installed IQ intelligent electric valve actuators on the water filtration plant. The Newmont underground mine utilises Geotube® dewatering technology to separate sediment from both ground and extraction process water. The filter systems, which are installed above ground, are fabricated from ...


    By Rotork plc

  • River weir upgrade illustrates Rotork’s extended scope capabilities - Case Study

    Overview Rotork is well known for supplying flow control equipment for new and upgraded industrial plants and processes on a global scale. In these contracts, often involving tens or hundreds of valve actuators and associated control equipment, Rotork works with valvemakers, engineering companies and end users as one of several members of a project team, each with different areas of ...


    By Rotork plc

  • The Retrofit route to large-scale refinery automation - Case Study

    Overview A major petrochemical modernisation programme in Turkey includes a retrofit project that will deliver automated actuation and control for over 900 valves at a refinery’s tank farms. Tupras is Turkey’s largest industrial company and leading refiner, operating four refineries of which the Izmit Refinery, in Kocael Province by the Sea of Marmara, is the largest. First ...


    By Rotork plc

  • Delivering Under Pressure

    Coal mine application demonstrates the advantages of electro-hydraulic valve ...


    By Rotork plc

  • Asset management in the water industry - the valve actuator`s perspective

    Sector: Water & Effluent Treatment Category: Electric Actuators, Control Networks, Services Products: IQ3 Standard, IQ Insight 2, Pakscan, Retrofit The water and effluent treatment industries have not been slow to recognise the benefits of effective asset management resulting from the gathering and analysis of accurate and relevant data ...


    By Rotork plc

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