Valve Actuators Articles

  • From a standard valve to a genuine all-rounder

    With the Vidos butterfly valve, Ebro is offering plant engineers and operators alike a simple, cost-effective solution for various dosing and discharge applications. The valve allows discharge volumes to be regulated flexibly across a very wide range. Another key benefit: the manufacturer has chosen exactly the same liners, bodies, actuators and control elements as can be found in standard ...

  • 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 workers should read the manufacturer's operating manual. This will help them understand the ...


    By Wm. W. Meyer & Sons, Inc.

  • 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.

  • FCCU-Special Valves-Increase the process performance and reliability

    Created in 1942 by a French engineer (Mr Eugène HOUDRY), the FCC process still the heart of each refinery in the world. This catalytic process contributes to the bigest volume of gasoline but it is probably the most critical and complex process in a refinery. Maintenance operations cost a fortune, and this is mainly due to the installed valves… Licensors, EPC and End-Users have well ...


    By Guichon Valves

  • Benefits of intelligent valve actuation in very low temperature environments

    Introduction 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

  • Meeting emission control through improved actuation

    Introduction Reducing fugitive emissions, particularly methane, is a major priority in the fight against climate change. Although valves and actuators have been the focus for reduction efforts because valve leakage accounts for more than half of total fugitive emissions, the problem is mainly old valves that weren't designed using the latest materials and technologies. New technologies can ...


    By Rotork

  • 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

  • All around me are familiar faces – Valve World

    Pardon the Tears for Fears pun in the title, but we’re looking forward to meeting up with customers and contacts old and new at what must be the world’s premier valve exhibition and conference: the biennial Valve World in Düsseldorf. PLEASE GET IN TOUCH TO ARRANGE A MEETING The exhibition and conference brings together 100s of leading global manufacturers and ...


    By Hobbs Valve

  • Influences of Temperature on High Vacuum Butterfly Valve

    When high vacuum butterfly valve is used, temperature has great influences on its performance. High temperature impacts on high vacuum butterfly valve: When the valve is used in the scope of creep temperature, prestressing force on bolts falls due to flanges, bolts and gaskets loosening. Flange connection may also have the same phenomenon under the condition of ...

  • Features of Pull Rod Welding Ball Valve

    Pull rod welding ball valve has impressive performances in various industries. Because of excellent properties and high reliability, pull rod welding ball valve attracts more attentions than cast steel ball valve. Currently, pull rod welding ball valve has been widely applied in urban gas, urban heating, petrochemical industry, shipbuilding, steel and other industries. The followings are the ...

  • Q&A With Joe Cupp: Singer Fire Valve Manager

    When it comes to investing in fire protection, it’s not enough to simply seek out the lowest price—at least not if you truly care about your community’s safety. Although your budget will always play a factor in your investments, selecting fire protection valves means weighing features, specs, ...


    By Singer Valve Inc.

  • Checking rotary valve clearances

    Rotary valves are precisely machined to accommodate very tight internal clearances. In a smaller standard valve there should be a .003” – .005” gap between the tips and ends of the rotor and the housing / headplate. However, the clearances on many valves are customized to meet the needs of a specific application. For example, in applications with temperature greater than ...


    By Wm. W. Meyer & Sons, Inc.

  • Flush Mounted Valve Exposed

    The “Other Guys'” answer to standing water??  The flush mounted valve. The “Other Guys'” answer to standing water is the Flush Mounted Valve.  This is a second valve that is installed adjacent to the primary valve and flush with the bottom of the insert allowing for complete drainage. As seen ...

  • 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.

  • Abha water utility comes out on top with automated control valves

    Abha is a small modern city in the fertile mountains of southwestern SAUDI ARABIA. Its cool summers make it a popular destination for tourists, but in general the population hovers around 250,000. The city has a new reservoir on top of a hill that releases water through 6 km of piping down to its main Noaman reservoir. The top tank is 100 meters higher than the lower tank. This makes for a great ...


    By Singer Valve Inc.

  • How to Size Diaphragm Actuated Control Valves

    There are many options and several conditions that need to be considered when purchasing the right valve for a job. The more information from the field, the better the choice will be. The ultimate goal is to have the best valve for the job required at the most economical price. While it is not rocket ...


    By Singer Valve Inc.

  • Ecopark 4, Spain, trusts AUTOSORT for the efficient automation of its separation processes - Case Study

    Ecopark 4 in Hostalets de Pierola (Barcelona), part of the infrastructure of the Barcelona Metropolitan Area (AMB), uses ten of TOMRA Sorting Recycling's AUTOSORT optical separators, which currently recover 90% of sortable material. This fully automated plant has three treatment streams which process around 300,000 tons annually. Ecopark 4, located in Hostalets de Pierola (Barcelona), is a ...


    By TOMRA Sorting GmbH.

  • Rotork valve actuators at hub of automated flood alleviation scheme - Case Study

    Overview 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 system. ...


    By Rotork

  • 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

  • Tideflex Valves vs Flap Valves

    MeasurIT are increasingly called upon by end users to provide Tideflex valves to replace faulty flap valves (see case ...


    By MeasurIT Technologies Ltd.

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