Hydronic System Design Archives

Parallel Pumping in Condenser Applications (Part 1)

RL Deppmann October 6, 2025Parallel Pumping, Monday Morning Minutes, Parallel Pumping, Pumps, Pumps, Hydronic System Design, Selection and Specification, Cooling Towers, Piping and Pumps, Cooling

Applying a single constant-speed pump for each condenser in a chilled water application is a normal design for the HVAC engineer. The chiller manufacturers suggest …

Hydronic Expansion Joints (Part 2): It’s All About the Guides

RL Deppmann July 21, 2025Hydronic System Design, Vibration and Expansion Control, Expansion Joints, Vibration, Expansion and Noise Control, Expansion and Noise Control, Monday Morning Minutes, Expansion Joints

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)

RL Deppmann July 14, 2025Expansion and Noise Control, Expansion Joints, Monday Morning Minutes, Hydronic System Design, Vibration and Expansion Control, Expansion Joints, Vibration, Expansion and Noise Control

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

RL Deppmann June 30, 2025Monday Morning Minutes, Hydronic System Design, Vibration and Expansion Control, Expansion Joints, Vibration, Expansion and Noise Control, Expansion and Noise Control, 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 …