Control Valves Articles

Control valves regulate the rate of fluid flow and keep it as close to a set rate as possible. The size of the valve's flow passage is directed by a controller's signal and aids pressure, liquid and temperature levels.

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Alleviating Control Valve Erosion Crucial to Power Plant Uptime

Ongoing process steam leakage in power plant control valves due to erosion from wet steam must be addressed to maximise uptime at a critical time for industry, says a power industry expert. Continually rising gas prices caused by geopolitical events have put pressure on facilities to ensure continued, uninterrupted performance, and further heighte...
Valve User Issue 81

Self-Cleaning Technology Key to Addressing Control Valve Failure

Self-cleaning metamorphic trim products stand to alleviate expensive control valve failures caused by erosion from processing debris laden products, says an industry expert. The gas processing sector is losing significant sums annually to valve reliability issues in harsh environments. The introduction of self-cleaning components combining multi-s...
Valve User Issue 81

Dominator Eco – For a Sustainable World

The Dominator Eco is the most innovative solution to terminal unit hydronic design and flow control since the original Dominator was launched in the early 2000's. Combining British engineering with state-of-the-art testing facilities, the patented design brings together the features of multiple products into a compact, lightweight package. The Dom...
Valve User Issue 80

Flowserve’s Valtek® FlowTop Control Valve for General Service: Maximum Versatility and Efficiency

Flowserve has improved the design of the Valtek FlowTop control valve to meet the global requirements for general service and moderately severe service applications. The new FlowTop General Service valve builds on the proven FlowTop GS and Valtek GS control valves to meet a broad range of requirements by providing: The new FlowTop valve offers ...
Valve User Issue 76

ValvTechnologies’ IsoTech® Parallel Slide Gate (PSG) - proven success in single isolation

A coal fired power plant situated near the town of Selby, England, is the largest, cleanest and most efficient coal burning power station in the United Kingdom. Its generating capacity is 3,960 megawatts and at current output levels generates enough electricity to meet the needs of seven percent of the United Kingdom. This plant, greatly concer...
Valve User Issue 51

Lloyd’s approved Bronze Foundry - one of many capabilities for DMI Young & Cunningham: DMI Young and Cunningham Limited, a business with a 93-year history located in Tyne and Wear offers the complete package

DMI Young and Cunningham manufacture, stock and distribute Valves and fluid control systems, in a wide range of orientations and materials. With our many years’ experience we can offer a solution for any fluid control situation. Our on-site Lloyd’s approved foundry and machine shop has the capacity to cope with any bespoke arrangements or large...
Valve User Issue 51

Sealand Valves: supplying bespoke valves for sea and land

The launch of a new website, www.sealandvalves.co.uk, and a relocation to a new purpose built factory and investment in machinery, staff and training mean Sealand Valves is now ready to focus on what it does best: manufacturing quality bespoke valves. Sealand began manufacturing in the 1950’s initially supplying valves for the marine industry. ...
Valve User Issue 51

ValvTechnologies Passes American Petroleum Institute 641 Test

ValvTechnologies, Inc. the global leader in the design and manufacturing of zero-leakage severe service isolation valve solutions, announced today that it has met the requirements of American Petroleum Institute (API) 641 through third party witnessed testing. The API 641 test is one of three prevalent valve standards tests that evaluate fugiti...
Valve User Issue 50

AVA - the quality supplier

For nearly 45 years AVA has established itself as a leading stockiest for the supply of Industrial Valves according to the latest DIN and ASME standards within Europe. As a long standing trading partner of major companies within the Chemical and Petrochemical Industry as well as for the plant engineering and construction companies. We ensure an...
Valve User Issue 50

Coax - designers and manufacturers of Coaxial Valves

Muller Coax are the original designers and manufacturers of coaxial valves having established the company and product in 1960, and are established in many industry sectors supplying valves to many diversified blue chip companies and organizations worldwide including Siemens, Rolls Royce, BNFL, and many automotive plants where the valves are specifi...
Valve User Issue 50

Practical weight and cost savings

Corrosion resistant polymer liners for metal valves have been successfully used by the oil and gas industries for many years. The main reasons for the success of these options is due to the extension of valve life and increase operating productivity of a pipeline, whilst being a cost-saving alternative to corrosion allowance or corrosion resist...
Valve User Issue 50

AVS - Drain Valve applications

The worldwide introduction of wind, solar power and other renewables create an increasingly flexible demand on gas fired power stations to balance the grid. To operate in a reliable, quick, modulating and start/stop regime, some improvements are necessary. To start and to stop a modern CCGT installation takes time and cannot be done instantaneou...
Valve User Issue 50

Advanced Valve Solutions, Start-Stop Operation, OTV Valves in GE/Alstom GT24/26 Units

Introduction The worldwide introduction of wind, solar power and other renewables create an increasingly flexible demand on gas fired power stations to balance the grid. To operate in a reliable, quick, modulating and start/stop regime, some improvements are necessary. To start and to stop a modern CCGT installation takes time and cannot ...
Valve User Issue 49

A Company Assembling its Future: We are conscious of where we come from but we are focused on where we are going

Within that cloistered world which is the valve industry the name Shipham has been granted unparalleled stature because of its history. In 2023 the Shipham name will celebrate 225 years of valve making. Today that once Company name is a brand within the Wartsila Valves family that respects and acknowledges its past but is much more interested i...
Valve User Issue 49

Bonomi expands range of Control Ball Valves

Bonomi has experienced rapid growth in recent years, most notably through the expansion of its group company Valpres, that now offers an extensive portfolio of Control Ball Valves suitable for use in the Oil & Gas sector. This expansion has prompted Bonomi to establish its own specialist Oil & Gas division, dedicated to meeting the precise need...
Valve User Issue 49

Advantages of Rotary to Linear transmission in SAMSON Ringo axial valves

In modern control processes, Globe valves are most commonly used either straight, step or angle. The main advantage of these valves is good control working with high pressure drops. The pressure drop is related to the geometry of the valve, that dissipates energy in the flow of the fluid circulating through it. Part of the lost energy dissi...
Valve User Issue 48

YPS Langley Valves manufacturers of Nickel Alloy, Duplex and stainless steel, gate, globe and check valves

For over 45 years, YPS Langley Valves has been a manufacturer of Nickel Alloy, Duplex and stainless steel, gate, globe and check valves. We are also a major International Distributor for Velan, Neway, OMB Bonney Forge plus our own Langley Stainless Steel valves. All of the materials manufactured by YPS Langley Valves are sourced through approve...
Valve User Issue 48

Leengate Valves has seen further expansion in 2019: Leengate Valves has seen further expansion & revision in 2019. Continuing to maintain a strong chain of supply to the UK, despite uncertain times

Leengate Valves’ already vast storage space has seen the addition of around 160 pallet spaces; now taking their total to over 1000 pallet locations fully stocked with everything you need – not to mention thousands of locations for smaller, nonpalletized items. Continuing to maintain a strong chain of supply to the UK market, despite uncertain t...
Valve User Issue 48

The “Sympathetic” Control of Valves and Valve Actuation: “To a man who only has a hammer, everything he encounters begins to look like a nail.” (Abraham Maslow, 1966)

One of the inevitable consequences of being one of the first countries in the world to introduce a comprehensive water and sewerage network is that the British water system is also one of the oldest. Throughout the UK we retain many hundreds of miles of venerable cast-iron pipework. While we bless our Victorian forebears for their vision and engine...
Valve User Issue 48

ValvTechnologies’ Delamination Guarantee for IsoTech® Parallel Slide Gate Valves

HOUSTON, TX. – ValvTechnologies, Inc., the leading manufacturer of zero-leakage severe service isolation valve solutions, is excited to introduce a Delamination Guarantee for its IsoTech® parallel slide gate (PSG) valves. This guarantee states that ValvTechnologies ensures its IsoTech® PSG valves, provided with its recommended RiTech® 31 hardco...
Valve User Issue 48



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