valve actuator News

  • Compact actuators for LNG cryogenic valves

    The use of LNG (Liquefied Natural Gas) as a cheaper and less polluting alternative to diesel for generators providing the power to remote sites is becoming increasingly widespread. With many thousands of sites throughout the world, oil and gas drilling industry companies are among the operators who have introduced the technique, which involves the use of specialised trailer-based plant to ...


    By Rotork

  • Plunger Valves Nencini: A Special Adjustable Actuation

    Last month we have completed and delivered two plunger valves for a power plant in the South of Italy. These two control valves have special actuation that was fully engineered by our Technical Department. The challenge was to set a variable limit in the open position that adjusts the output to different seasonal conditions. Normal position of the valve is open. The desired maximum open position ...


    By F.Nencini Srl

  • Nuclear power contract for Rotork intelligent valve actuators

    Rotork has been awarded a major contract for the supply of electric valve actuators for the Hong Yan River and Ningde Nuclear Power Station project in China. More than 1200 Rotork IQPro intelligent electric valve actuators have been ordered for Phase 1 of the new power station complex, which will deliver a designed generating capacity of 16000MW when all phases are completed. The Rotork actuators ...


    By Rotork

  • Manually energised solution for failsafe valve actuators

    Rotork has introduced an innovative range of manually energised spring-return actuators to provide an economical solution for failsafe valves that are infrequently operated. The Rotork ManPower range greatly reduces installation time and expense since no external electrical, hydraulic or pneumatic power supply is required. Suitable for a wide range of ball, butterfly and plug valves, the ...


    By Rotork

  • Customised valve actuation – when standard products are not the answer

    The overriding majority of valve actuation applications in today’s industries are fulfilled with standard products. In some cases an actuator may need to be modified to suit specific operating requirements, but here again a solution based on a standard product can usually be found. There are occasions, however, when the physical and operational demands of an application rule out anything ...


    By Rotork

  • Compact low power electric actuator for choke valves

    In the latest development of its successful range of CMA electric control valve actuators, Rotork has introduced a new version specifically designed for the demands of choke valve operation. Built with extensive industry experience, the CMR-250/GB3 actuator meets exacting requirements for low power, high torque modulating control in a compact package for applications including severe service ...


    By Rotork

  • Corrosion resistance essential for Spanish WWTP valve actuators

    One of the main considerations concerning the valve actuators at the Bens WWTP (Waste Water Treatment Plant) in Coruña, Spain, was its close proximity to the Atlantic coast and the resulting saline atmosphere in the area.  It is well known that this environment is highly corrosive to exposed electrical equipment and can be a major cause of unreliability and breakdowns. Rotork was able ...


    By Rotork

  • CVA electric actuation for larger control valves

    The new CVL-5000 actuator extends the scope of Rotork Process Controls’ innovative CVA electric control valve actuator range to enable the automation of larger valves and valves with higher pressure ratings. Providing a maximum rated thrust of 5000lbsf (22241Nm) and a linear stroke length of up to 4.5 inches (115mm), the CVL-5000 retains all the features and benefits of the ...


    By Rotork

  • Rotork valve actuators at the Olympic Park Energy Centre

    Rotork intelligent electric valve actuators have been installed at the London Olympic Park Energy Centre, a combined cooling, heating and power plant incorporating a biomass boiler fuelled by sustainable wood pulp and natural gas. Rotork IQT and IQTM direct drive quarter-turn actuators are operating isolating and modulating butterfly valves in plant that will provide ...


    By Rotork

  • Nuclear valve actuator maintenance programme explained

    Since the 1960s Rotork Hiller has been a key supplier of safety-related actuators for the nuclear power industry, with a focus on Main Steam Isolation Valve (MSIV) and Main Feedwater Isolation Valve (MFIV) applications. During this time Hiller’s maintenance programme has been developed, refined and successfully utilised by many commercial nuclear power plant operators. Major benefits ...


    By Rotork

  • Global Electrically Actuated Control Valve Market 2012-2016 by Researchmoz.us

    Global Electrically Actuated Control Valve market to grow at a CAGR of 13.35 percent over the period 2012-2016. One of the key factors contributing to this market growth is the renovation of existing industrial plants. The market has also been witnessing an increased outsourcing of manufacturing activities to the APAC region. However, the need for high initial investment could pose a challenge to ...


  • Rotork valve actuation supports innovative offshore wind farm technology

    An offshore platform in the North Sea that is the first of its type to serve a power generating wind farm is home to fifty Rotork IQTPro intelligent electric valve actuators. The Borwin Alpha platform is the first offshore installation designed to convert AC power into high voltage direct current (HVDC) for onward transmission. Built and designed by the Heerema Fabrication Group on behalf of ABB, ...


    By Rotork

  • Innovative Rotork valve actuation selected for Australia’s giant clean LNG projects

    Rotork flow control products have been selected for applications throughout the giant Queensland coal seam gas-to-LNG (Liquefied Natural Gas) projects in Australia. To date, Rotork’s international sales network has received orders for more than 5000 valve actuators, embracing electric, electro-hydraulic, pneumatic and gas-over-oil technologies The three projects – Queensland Curtis ...


    By Rotork

  • Nuclear power plant contract includes actuators for leviathan valves

    Situated on the coast at Chixi Town, south of Guangzhou in China’s Guangdong Province, the Taishan Nuclear Power Station is expected to be one of the largest in the world. It is also China’s first nuclear power plant to adopt the European EPR (European Pressurised Reactor) third generation reactor technology. The first phase of the project involves the construction of two EPR power ...


    By Rotork

  • Rotork IQ3 intelligent valve actuators specified for strategic gas pipeline

    The third stage of the massive West-East Gas Pipeline Project (WEPP) in China will utilise the latest Rotork IQ3 intelligent electric actuators for valve control at compressor stations, manifolds and storage facilities. During the past decade, thousands of Rotork IQ intelligent electric valve actuators have been installed on stages one and two of the 4000 kilometre long West-East Gas ...


    By Rotork

  • Rotork valve actuators in ‘landmark’ waste water treatment project

    Rotork IQPro intelligent electric valve actuation technology will assist the operation of the largest and most advanced waste water treatment, water reuse and sludge treatment plant in the Middle East. Described as a ‘landmark’ project, the Doha North Sewage Treatment Works in Qatar has a peak waste water treatment design capacity of 439,000 cubic meters per day, ...


    By Rotork

  • Explosionproof CMA actuators deliver ‘Performance Plus’ process valve control

    Available in quarter-turn, rotary and linear versions, robust Rotork CMA actuators perform numerous process control valve, metering pump and damper applications. Single-phase or DC electrical power is all that is required for simplified installation and control valve actuation in safe or hazardous areas. Explosionproof certification to international standards is available. The latest ...


    By Rotork

  • Rotork CK valve actuators deliver intelligent modular solutions

    Built on the cornerstones of reliability and safety inherent in all Rotork products, the CK enhances the scope of Rotork flow control technology. The modular CK design provides flexibility and configurability, enabling quick selection from stock to meet customer specification with short lead times. ...


    By Rotork

  • Rotork retrofit improves valve actuation efficiency at Amsterdam water treatment plant

    Rotork modulating electric valve actuators have been installed in an efficiency upgrade project at a large water treatment works serving the Dutch capital city of Amsterdam. The modern and highly automated plant at Vogelenzang, owned by Waternet, has a daily water treatment capacity of 180,000 cubic metres. The treatment regime comprises pre-screening, carbon filtration, ozone ...


    By Rotork

  • Rotork IQ3 intelligent valve actuation ordered for Caltex Kurnell terminal upgrade

    Rotork intelligent electric valve actuators and two-wire digital control systems have been specified for a major plant upgrade at the Caltex Kurnell site in Sydney, Australia. The upgrade project is converting the existing refinery site into an import terminal for the storage and distribution of petrol, diesel, jet fuel and fuel oil. A large proportion of the 300 actuators involved are the latest ...


    By Rotork

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