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

  • 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

  • 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

  • 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

  • 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

  • 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

  • Rotork wins new valve actuation framework with South East Water

    Following formal pre-qualification and tender processes, Rotork UK has been awarded a new and exclusive valve actuator supply framework agreement with South East Water for a period of three years, with the option to extend to five years. 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 ...


    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 launches 3rd generation IQT 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 valves. Proven in the field by thousands of IQ3 multi-turn actuators, new functionality brought to the compact and robust IQT includes an unrivalled range of advanced ...


    By Rotork

  • Croatian water treatment plant chooses Rotork valve actuators

    Rotork RC200 series pneumatic actuators have been installed for valve control and operation in a new water treatment plant at the Sisak Power Plant, south of Zagreb in Croatia. The Croatian national power company Hrvatska Elektroprivreda (HEP) has invested Euro 4 million in the new plant, which filters and demineralises water from the nearby River Sava before it is used for steam generation and ...


    By Rotork

  • IQ valve actuation upgrades assist Thames Water’s Beckton improvements

    Thames Water Beckton is one of Europe’s largest sewage treatment works, serving 3.5 million people in the area of east London.  A £190 million improvement project is underway at the site that will enable it to treat up to 60% more sewage and fully treat increased flows during heavy rainfall.  The result will improve the quality of the River Thames and also allow for a 10% ...


    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

  • Rotork valve actuators at hub of automated flood alleviation scheme

    An extended scope contract performed by Rotork Site Services has successfully delivered full automation of a flood alleviation scheme protecting the historic town of Cardigan in West Wales. The project involved replacing unreliable actuators from another manufacturer, installing a PLC control cabinet and interfacing with the existing river level sensor and telemetry ...


    By Rotork

  • New IQ valve actuator has optimised stem acceptance and torque output

    Rotork has introduced a new model in its IQ range of non-intrusive intelligent electric actuators with an optimised combination of valve stem diameter acceptance and torque output to facilitate economical automation of valves and penstocks typically found in the water and effluent treatment industries. The new IQ19 actuator combines a stem acceptance of up to 51mm (2 inches) diameter with ...


    By Rotork

  • CMA actuator increases the scope of Rotork’s advanced electric control valve technology

    Rotork Process Controls has launched a new range of compact, robust and reliable electric actuators for control valves, regulators and other continuous modulating applications. The CMA (Compact Modulating Actuator) extends the scope of Rotork’s proven technologies and the benefits inherent in the innovative Rotork CVA electric control valve actuator range. The CMA range increases the areas ...


    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 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

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