Aug
27
Valve interlocks are critical to ensuring safe and efficient operations. They are designed to prevent hazardous situations by ensuring that operations follow the correct sequence. Given their importance, installing and maintaining valve interlocks is not a task that can be left to chance, and requires specialized technical support. Correct functioning...
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Aug
13
A petroleum industry company based in Southern Europe recently decided to install Sofis VPI position indicators on 13 manual-operated valves, as part of a modernization process of their tanker loading facility. By installing VPI position indicators, the company strives to avoid human error, and damage to mechanical devices such as...
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Jul
24
Warehouse Operator About us Our purpose is ensuring safe and smart valve operations protecting people, planet and profit. Sofis is a manufacturer of valve operation systems such as mechanical valve interlocks, portable actuators and valve position indicators. We are the world’s largest interlock manufacturer, providing bespoke design solutions that protect...
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Jul
10
A special material solutions provider based in The Netherlands recently decided to employ Sofis engineers, to physically inspect all valve interlocks prior to a planned maintenance shutdown. Their intention: identifying hidden issues and affected interlock systems, also outside of the official turnaround scope. Timely identification of issues and defects allowed...
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Jun
25
The captive key concept can significantly contribute to the hydrogen industry in various ways. Captive key systems ensure that operators adhere to a safe sequence of operation.They are permanently mounted on top of valves and other process equipment. In the context of hydrogen production, storage, and distribution, safety is paramount...
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Jun
24
Recently, Sofis provided valve interlocking systems to guarantee safe manual valve operations on mercury recovery applications and valve changeover lines. The installation of valve interlocking systems is part of the multi-faceted approach to process safety of the South Pailin project, which includes rigorous risk assessments, robust design and operational controls,...
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Jun
24
In high-tech manufacturing, even the smallest components can be crucial in ensuring optimal performance and productivity. A semiconductor fabrication plant faced a significant challenge with the dampers in their airflow system, installed at heights with limited access. Regular adjustments to these dampers were necessary to control flow rates, but conventional...
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Jun
11
A leading wholesaler of organic foods, natural personal care products, and sustainable non-food items, took significant steps to enhance the safety of their employees working in their automated sorting center. Faced with safety challenges with their CO2 fire extinction system, the company implemented an innovative Sofis solution to prevent personnel...
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May
22
Valve interlocks, or captive keys, employ locks that prevent the movement of valves and unique keys. Keys will only be released according to a desired valve operating sequence, preventing operators from operating valves incorrectly. The suggested Probability of Failure on Demand (PFD) for captive key systems is 0.01. Other valve...
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May
15
Covestro, a leading manufacturer of polymer materials, has recently decided to install FlexiDrive remote operators to safely operate manual gate valves in one of their production areas. The gate valves can now be comfortably operated from a safe distance, on a single service station. Largest site in Germany Covestro's innovative...
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