Many heat pumps used in Ohio and Michigan are water sources for comfort heating and cooling. Today, we want to look at the water source …
Heat Pump Water Heaters: Example Apartment Building Costs (Part 10)
Your client is interested in a commercial R-744 refrigerant heat pump water heater solution. The example system I used in this blog is an apartment …
Heat Pump Water Heaters: Example Apartment Building (Part 9)
Air source heat pumps are beginning to get attention in conversations among engineers in the northern climates. I appreciate everyone’s patience as you opened this …
Heat Pump Water Heaters: Standby Capacity (Part 7)
Hot water availability in many commercial and institutional buildings is critical. Engineers also know that these service water systems are generously sized for the peak …
Heat Pump Water Heaters: Hot Water Recirculation (Part 6)
How does the commercial heat pump water heater, using the preferred R-744 refrigerant, handle the domestic hot water recirculation load? The R-744 (carbon dioxide) heat …
Heat Pump Water Heaters: Temperatures & Storage (Part 4)
Commercial heat pump water heaters using R-744 (CO2) refrigerant operate best when attention is paid to the piping and storage tank arrangement. Today, in part …
Heat Pump Water Heaters: How They Work (Part 2)
Heat pump water heaters have a place in the decarbonization efforts by building plumbing designers, contractors, and engineers. Heat pumps have been part of the …
Heat Pump Water Heaters: The Road to Decarbonization (Part 1)
Building plumbing design will always include the need for a domestic hot water heater. Plumbing engineers will traditionally look at gas fired tankless or tank …
Heat Exchanger Types and Where to Use Them: Part 4 – Variable Flow Applications
When should you choose to use a gasketed plate, brazed plate, or shell and tube heat exchanger? Often in HVAC, plumbing, or industrial systems any …
Heat Exchanger Types and Where to Use Them: Part 3 – Close Temperature Applications
When should you choose to use a gasketed plate, brazed plate, or shell and tube heat exchanger? Often in HVAC, plumbing, or industrial systems any …