Control Valves

[Checklist] Is Your Valve Missized?

January 31, 2019
It’s easy for a missized valve to get into service, even when everyone is doing their best, but a poorly sized valve can cause several problems for your plant. If you purchase an oversized valve you may have high maintenance costs, poor control, and as a result of poor control, off-spec product. How can you […]
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Do You Need a Control Valve Positioner?

December 15, 2018
A few months ago, we published an article on the benefits of control valve positioners. But while positioners can provide faster and more accurate control of your valves, they aren’t aren’t always necessary. Every control valve application is different, and several factors go into determining whether or not a positioner will drive better performance from […]
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It’s 2018. Do You Know Where Your Control Valves Are?

October 16, 2018
This article by Automation Service marketing manager Missy Knight was recently published on Food Industry Executive. Read an excerpt below, and click here for the full article. Valves are ubiquitous in food and beverage processing. Valve Magazine senior editor Kate Kunkel put it well when she wrote: “Whether it’s cereal, breakfast pastries, cookies or canned peaches, everything must […]
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Why You Should Use Control Valve Positioners

September 19, 2018
Process control is a lot like baking, says Jerry Butz, Director of Engineering and Technical Support here at Automation Service. Baking requires specific quantities of ingredients and a steady supply of heat. To keep the oven at the desired temperature, your oven thermostat takes measurements and sends the data to a controller, which then turns […]
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How Trinity EOR Reduced Unplanned Downtime and Improved Plant Performance

August 21, 2018
Executive summary Oil producer Trinity EOR was regularly experiencing unplanned downtime and lost productivity because the control valves on their inlet lines couldn’t keep their compressors from overloading. Several vendors had attempted to solve the problem without success. Automation Service analyzed the plant’s operations to diagnose the problem. They installed remanufactured controllers with Proportional + […]
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One Simple Thing You Can Do To Extend The Life Of Your Control Valve

June 8, 2017
If you see your control valve leaking around the packing box or valve stem, you may be able to fix the leak using the instruction contained in this video. Jerry Butz, Director of Engineering, will walk you through this one simple procedure that can extend the life of your control valve.   Valve packing is a […]
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Need Control Valve Help?

March 10, 2017
Is troubleshooting your Fisher® control valves causing you a headache? Do you need assistance engineering a valve for your application? Are you tired of waiting for a response, or long lead-times? We can help. Automation Service offers much more than just remanufactured Fisher control valves. We offer numerous control valve services from our valve engineers and experts. With over […]
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Control Valve Actuator Bench Set Requirements

July 28, 2015
In the world of process control engineering, there’s so much to understand about automatic control valves. But one factor that probably doesn’t make the Top 10 List is control valve actuator bench set, as it applies to spring- and diaphragm-type actuators. This factor is an often-misunderstood point of confusion, and sometimes incorrectly described part of […]
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Control Valve Shutoff Classification and Allowable Leakage Rates

April 16, 2015
As featured in Flow Control® Magazine’s April E-Newsletter, Website and May 2015 Print Issue Often when commissioning or troubleshooting automatic control valves, there’s a discovery that the control valve, even though fully closed, doesn’t fully shut off the flow of process fluid through the plug and seat.  Although closed, there is an “allowable leakage rate” as part […]
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Remanufactured Valves Validated by Rigorous Testing

March 2, 2015
As featured in Upstream Pumping® Magazine – January/February 2015 Issue In a conscious effort to cut costs, plant and oilfield operators are exploring and, ultimately, relying more on remanufactured equipment. Purchasing remanufactured equipment is a growing trend with clear advantages. Other than the obvious cost benefits that remanufactured equipment offers, end users are also making the environmentally […]
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Size Control-Valve Actuators To Overcome ‘the Force’

December 1, 2014
Packing ring friction, valve seating and thrust among considerations As featured in Processing® Magazine – December 2014 Issue Articles, references and workshops abound on the subject of proper control valve sizing. But not so many are the opportunities to learn about guidelines for proper sizing of the control-valve actuators. Any piece of equipment is only as […]
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Validating Remanufactured Control Valves

June 25, 2014
Best Practices for Ensuring The Performance and Reliability of Repurposed Equipment As Featured in Flow Control®‘s Valve Update E-News This growing trend of using remanufactured equipment has clear benefits. Not only do remanufactured control valves generally cost less and offer short lead-times, but buying remanufactured equipment is also an environmentally conscious decision. Remanufactured control valves […]
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