Articles Tagged with ''energy efficiency''

Data center designers and managers who are looking for ways to reduce water usage and energy costs often find that traditional cooling technologies are not the answer.

The Polaris, which operates at a cost-saving thermal efficiency of up to 96 percent, easily installs and pairs with recirculating systems or domestic space heating systems.

Ductless technology continues to be one of the fastest-growing HVAC market segments, racking up double-digit sales increases in the U.S. every year for the last several years.

The Air-Conditioning, Heating, and Refrigeration Institute (AHRI) filed a motion to intervene as a defendant in two identical federal lawsuits brought in the Northern District of California. One suit was filed by the Natural Resources Defense Council and the Sierra Club; the other by eleven states' attorneys general and one city attorney.

The 2017 Dealer Design Awards (DDA) contest featured a wide-array of contractor-oriented HVACR products with features that assist in installation, maintenance, and service. These products showcase the best that HVAC has to offer and include everything from large-scale commercial rooftop units to hand tools.

Per the DOE’s second annual “National Energy Employment Analysis,” a total of 6.4 million Americans now work in the traditional energy and energy-efficiency industries. More than 300,000 net new jobs were added in 2016, which accounted for 14 percent of the nation’s job growth.

Retrocommissioning refers to identifying improvements that can increase the energy savings and performance of existing buildings. Considering that about half of all commercial buildings in the U.S. were constructed before 1980, it’s easy to see why there is a growing demand for contractors who offer retrocommissioning.

Chillers have long been the HVAC systems of choice for large commercial buildings and other facilities, but they are facing fierce competition from new technologies, such as VRF systems, which are frequently considered to be easier to install and maintain.

While modeling software is often used for the initial design of high-performance buildings, the on-going benchmarking, commissioning, and monitoring of these structures is usually the purview of a building automation systems (BAS).