Hydronic systems - Articles - Page 12

John Siegenthaler: Flow x Pressure drop = Energy

Don’t waste it.

John Siegenthaler, P.E.

February 6, 2020

Ask a heating pro about the energy used by the systems they design or install.

Spirotherm air eliminator and dirt separator

January 13, 2020

The Spirocombi Magnet is a high-efficiency, coalescing-type combination air eliminator and dirt separator for use in hydronic systems.

Xylem study analyzes life-cycle cost of HVAC systems

Hydronic systems outperform VRF, study finds.

January 10, 2020

To compare and contrast HVAC systems according to their 30-year life-cycle cost analysis, the Xylem study analyzed seven elementary and middle schools located in South Carolina Climate Zone 3A, a humid, warm climate.

Hydronics Industry Alliance H2O Accepted website goes live

December 23, 2019

H₂O Accepted is a new initiative of the HIA-C, designed to showcase the advantages of water-based (hydronic) commercial building space heating and cooling technologies.

The Glitch and Fix: Whittling away at Watts

December 18, 2019

Figure 1 shows a hydronic system that's intended to supply four panel radiators, each with its own thermostatic radiator valve, and an indirect water heater from a gas-fired sectional cast-iron boiler.

Taco Comfort Solutions dirt separator

December 11, 2019

Taco Comfort Solutions’ new 4900 series magnetic dirt separator provides dual-action dirt separation for closed-loop hydronic heating systems.

Spirotherm Spirocombi Magnet

December 2, 2019

The Spirocombi Magnet is a high-efficiency, coalescing-type combination air eliminator and dirt separator for use in hydronic systems.

Newly launched Xylem ‘Solving Water’ podcast spotlights trending issues

Episodes dive into news, trends, expertise and more.

October 17, 2019

With global concerns of water scarcity, lack of clean water access and efficient use of water in business and industry, a new Xylem podcast called “Solving Water” is a resource for water professionals to learn more about these vital issues.

John Siegenthaler: Expansion etiquette

Expansion tanks perform a simple but vital function in all closed-loop hydronic systems.

John Siegenthaler, P.E.

October 4, 2019

When water is heated, the space required for each molecule increases. Any attempt to prevent this expansion will be met by tremendous forces.

Ray Wohlfarth: Consider a hybrid heating system

Here is some food for thought.

Ray Wohlfarth

September 13, 2019

The owner asked for a bid to replace her 35-year-old cast iron boiler which was still operating. She had two requirements: Redundancy in the event of a boiler malfunction and lower fuel costs for the building.