Your role in this troubleshooting situation is a follow-up to visits by other technicians who responded to this customer’s complaint about the cost of operating their heat pump in the winter. Opinions offered so far range from a possibly failing reversing valve to improper use by the customer.
Focusing on only one can come at the cost of the other
September 7, 2015
The National Institute of Standards and Technology (NIST) says you can breathe easy in its net-zero energy house. After 15 months of monitoring, researchers report that even with its airtight construction, IAQ in the two-story home that serves as a laboratory is better than the IAQ in new, conventionally built houses.
Articles about the shortage of qualified HVAC technicians primarily focus on the negative. Some suggest that the HVAC industry will be in serious trouble, especially when the residential and commercial sectors both build up a head of steam. But the laws of supply and demand may actually bring about the change that the industry needs.
An innovative large scale heat pump system from Star Renewable Energy and E.ON will work with a solar energy installation to supply E.ON’s community energy center in Cranbrook to the east of Exeter, with renewable heating and hot water.
Tecogen® Inc. has announced the sale of a CM-60 combined heat and power (CHP) module to the Supreme Sports Club. In addition to providing electrical power to the facility, the CHP system will provide domestic hot water and pool heating at a far lower overall operating cost than the existing configuration, said Tecogen.
Bob and Tim were on their way to the shop on a hot Friday afternoon when Bob got a call on his cell phone from his wife who said, “The air conditioner is not working and my mom and dad are coming from out of town tonight. What are we going to do?”
The so-called “thermostat wars” in office buildings have been written about in both the consumer and trade media. Some in the office say it’s too hot. Others say it’s too cold. Building operators, and their HVAC contractors, try to find a satisfactory solution, but it’s elusive, as shown in a study by Software Advice.
Town addresses energy efficiency and infrastructure upgrades in 32 municipal buildings
August 17, 2015
Ameresco Inc. and the town of Framingham, Massachusetts, announced they are partnering on a comprehensive $6 million energy savings performance contract (ESPC) to improve town buildings and increase operational efficiency.