Jun
01
Interview with Stephan Sadowski (Head of Business Development) for Valve World, May 2021 edition, page 38-39. Valve interlocks have evolved over the years, from mechanical, stand-alone devices to integrated electrical, electronical and mechanical solutions, according to Stephan Sadowski (Sofis). “The industry trend is towards increased control via central oversight and...
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Dec
21
Mechanical valve interlocks guarantee strict adherence to procedure and thus avoid human error. They are particularly useful for operations that are generally recognized as highly dangerous, such as pigging. Valve interlocks are a cost-effective measure that results in extremely high safety levels. New developments create intelligence that allows each step within...
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Nov
28
In the process industry, awareness of the valve status is essential to avoid injury and equipment damage. A market research conducted by Sofis reveals that many companies apply self-made or ‘bracket type’ solutions for valve position indicating. They often experience serious issues with the use of these kinds of solution....
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Nov
28
Self-made solutions for valve position indicators are often used to determine the open and closed position of a manual multi rotation valve. What are the main problems that customers experience with these types of valve position indicators and what product characteristics would end users in the industry actually prefer? Research...
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Nov
28
Mounting a single valve interlock is relatively easy from a technical point of view. However, when installing large quantities of interlocking systems for a single project, the execution of such a project could be complex. Construction teams that lack appropriate experience with handling large interlock installation jobs often waste time...
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May
20
Following the success of the Netherlocks interlocks Quick Fix Guide, we recently produced the Smith interlocks Quick Fix Guide. Both guides can now be downloaded in the download section of this website. The Quick Fix Guides are reference guides, and help to better understand the basic functionality of both Netherlocks...
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Mar
25
For one of its customers's projects, Sofis was asked supply installation support, initially for measuring, installing and commissioning more than 1500 Netherlocks interlocks. In the end, Sofis supplied 1610 Netherlocks interlocks and 8 Smith interlocks. For 99%, the interlocks were installed on pressure relief valves (PSV). The entire process was...
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Mar
18
Update March 18, 2020 In order to protect our staff and customers and help to avoid further spreading of the COVID-19 virus, we have put various measures in place. These measures balance the safety of our customers and employees and sustaining our business. We are restricting any form of unnecessary...
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Feb
18
Major global operating companies are progressively adopting the human factors engineering (HFE) discipline to ensure quality, safety, and fit-for-purpose equipment and facilities. Human factors are all those considerations that enhance or improve human performance in the workplace and negate the possibility of human error. HFE is the design of work...
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Jul
24
Operators performed line-ups by manually operating valves and based on...
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