Expansion joints in hydronic systems are used when the natural flexibility of the pipe will not handle the calculated movement caused by thermal expansion. Those joints could …
Hydronic Expansion Joints (Part 1)
Piping flexible connectors for pumps, chiller, towers, and other equipment are often described in two different sections of the mechanical specifications for new and retrofit …
Hydronic Expansion Joints: Flexible Connectors vs. Expansion Joints
William Shakespeare may not have known anything about hydronic engineering, but a small part of his play, Romeo and Juliet, could be renamed Flexible Connectors and Expansion …
Hydronic Pump Piping and Trim: Vibration Inertia Bases
Oftentimes an engineer will specify a pump mounted on springs, vibration base, inertia base, or isolation base. Our industry tends to use a number of terms for the same …
Hydronic Pump Piping and Trim: Rubber Flexible Connectors
This week we look at rubber flexible connectors and compare. The first thing the reader will notice in the photo are the words “expansion joints” …
Hydronic System Centrifugal Pump Trim: Flexible Connectors
Centrifugal pumps in hydronic systems normally have flexible connectors on the inlet and outlet piping at the pump. Why are they there? Do we need …
Hydronic Pump Piping and Trim: Why Use Flexible Connectors?
The R. L. Deppmann Monday Morning Minutes will look at near pump piping over the next several weeks. This week, we want to spend some …
Hydronic System Centrifugal Pump Trim: Inertia Bases
Vibration control is critical in all buildings for the comfort of the occupants. All rotating devices in the HVAC system cause vibration and pumps are …