The author reflects on a recent trip to South America and Antarctica and discusses the topic of identifying back-feed potentials within domestic hot water risers, drawing from an article by Miles Ryan, PE, about typical issues found in high-rise residential buildings.
Through this program, professionals can build their knowledge base, collaborate with experts, and challenge traditional thought processes to effectively respond to issues impacting our industry.
At the recent ASPE Convention and Expo, I visited friends at the Leonard booth. I was invited to see their new electronic thermostatic mixing valves. Simply stated, it was cool. The adjustment of the hot water temperature setting was quick and easy on the basic model. The other models can connect to the building management system, or even your cell phone.
One of the best things about hydronic heating systems is that it’s easy to integrate some method of domestic water heating. This combination has been used for decades in systems where a boiler was the sole heat source. It’s also possible when a heat pump serves as the heat source.
In the hospitality industry, the last thing you want to do to a hotel full of guests is shut off the water. But when you have no choice, you want that inconvenience to be over as quickly as possible.
The iconic Spectrum Center in Charlotte, North Carolina, plays host to the National Basketball Association’s Charlotte Hornets, as well as various events and concerts each year.
In last month’s column, I presented a “template” for a system that provides space heating, cooling and domestic water heating using a cold climate air-to-water heat pump as the primary heat source, and the sole source of chilled water for cooling.