John Seigenthaler: Renewable Heating Design

John Siegenthaler: Renewable Heating Design

Determining Flow Rates in Parallel Piping Systems Constructed of Smooth Tubing

John Siegenthaler, P.E.

September 2, 2003

Parallel distribution piping systems overcome many of the limitations of simple series circuits.

Creating Multiple Water Temperatures in Hydronic Heating Systems

John Siegenthaler, P.E.

June 4, 2003

This article discusses the various ways to provide multiple water temperatures from a single heat source.

Selecting a Primary Loop Circulator--The Myths and the Facts

John Siegenthaler, P.E.

March 6, 2003

Primary/secondary (P/S) piping has established itself as the default piping technique for multi-load hydronic systems.

10 Things To Avoid When Designing Hydronic Heating Systems

John Siegenthaler, P.E.

January 7, 2003

John Siegenthaler's been designing hydronic heating systems for 25 years, and he still comes across little nuances that when ignored can bring a system that is 99.9% correctly designed and installed to a virtual standstill.

Estimating Heat Loss from Copper Tubing

John Siegenthaler, P.E.

December 4, 2002

Although not specifically intended as heat emitters, the copper tubing connecting the components of many hydronic systems certainly does release heat to its surroundings, compromising the system's ability to deliver heat precisely where and when it's needed.

Multiple Boiler Systems

John Siegenthaler, P.E.

August 30, 2002

Today, many residential and light commercial hydronic systems serve multiple and diverse loads, such as space heating, domestic water heating, pool heating and snowmelting.