The Monitor

Production Process Insights

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AJ Percival

AJ Percival has managed the Sentry Equipment Field Service team for 6 years. He has 12 years of experience in analytics and sample conditioning, 2 years of experience as a field service technician and 2 years of experience as a technical training manager. AJ facilitates field service coverage and develops relationships with key accounts. Most importantly he ensures customers are well served by technicians and seeing value in what they do. He also makes sure Sentry technicians enjoy what they do.

Recent Posts

Unreliable Chemical Feed? The Solution Might be Easier than You Think

Posted by AJ Percival on 6/14/19 8:36 AM

Temperature is one of the most critical parameters to control when sampling in a power plant, and accurate and reliable measurements are essential for operational excellence. Incorrect measurements can result in unreliable data that can lead to safety issues and costly equipment damage.

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Topics: Power, Steam & Water

Do You Trust Your Process Analytics?

Posted by AJ Percival on 4/26/17 3:40 PM

Since a steam and water analysis system (SWAS) is critical to any power plant, any variation from optimal operation and consistent steam and water sampling can lead to problems that cause added time and expense.

The burning question is: Do you trust your process analytics?

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Topics: Power, Steam & Water

How to Accurately Measure pH in High Purity Water

Posted by AJ Percival on 9/21/16 10:27 AM

Maintaining proper, slightly alkaline pH levels in boilers and Heat Recovery Steam Generators (HRSGs) is critical in preventing boiler tube corrosion that can be costly to an operation and potentially harmful to employees.

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Topics: Power, Steam & Water