Posted on 12/11/2015
At times, we have valve positioner applications that are affected by excessive vibration, temperatures, radiation, magnetic influence, and unsafe and/or poor locations. Addressing the root cause of the issue can be timely, expensive and sometimes deemed impossible by plant management
At one power plant, I remember a situation where they had placed the valve too close to the boiler. Because of its proximity to the boiler, employees were hesitant to work on the valve. To make matters worse, the valve was placed in such a way that it made removing the positioner’s cover very difficult. So what options could the plant have taken? The plant could have eit...