R. L. Deppmann News and Information

Two Secrets for Bell and Gossett GPX Plate Heat Exchangers

Our recent R. L. Deppmann Monday Morning Minutes (MMM) articles have introduced a number of velocity considerations in gasketed plate heat exchangers. This week I’ll share two

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Velocity Limits in Gasketed Plate Heat Exchangers – Part 4

Plate exchangers such as the Bell and Gossett GPX series have significantly higher velocity limits than shell and tube heat exchangers, but there are still

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Velocity Limits in Gasketed Plate Heat Exchangers

Bell & Gosssett Centrifugal Pumps Switch to Polyurea-Based Grease

In December 2014, Bell & Gossett completed their transition to polyurea-based grease. This change from lithium-based grease increases the maximum normal bearing housing temperature from 180

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Bell & Gosssett Centrifugal Pumps Switch to Polyurea-Based Grease

Minimum Velocity for Heat Exchangers with Glycol – Part 3

In part 1 and part 2 of this series, we discussed maximum and minimum heated water velocities in Bell & Gossett SU heat exchangers with standard

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Announcing Bock Water Heaters new optiTHERM® models OT199, OT150 and OT125

R.L. Deppmann is pleased to announce the following product from Bock Water Heaters. Bock Water Heaters proudly announces a new family of 99-gallon optiTHERM® water

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Minimum Velocity in Heat Exchangers – Part 2

Shell and Tube heat exchangers are often used in institutional steam-to-water heating applications. This week’s Monday Morning Minutes post looks at minimum velocities in Bell & Gossett

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Maximum Velocities in Heat Exchangers – Part 1

Shell and Tube heat exchangers are often used in institutional steam-to-water heating applications. We recently received a call from a consulting engineer asking what the

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Bell & Gossett Heat Exchanger

Heat Exchanger Fouling Factors

One of the most misunderstood items in the heat exchanger schedule is the fouling factor. This week’s Monday Morning Minutes post explores heat exchanger fouling factors

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Bell and Gossett series SU heat exchangers

What Is the ASME U-1 Stamp and Why Is It Important?

The R. L. Deppmann team frequently mentions the need for an ASME U-1 stamp on heat exchangers, tanks, and air separators. What is the ASME U-1

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How to Identify a Bell & Gossett Pump

This month’s Service Tip comes to us from Customer Service Representative Leigh Janssen. Need to identify a Bell & Gossett pump for repair or replacement? You

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how to identify a Bell & Gossett pump
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