Energy efficiency - Articles - Page 55

Profiles in High Performance

High-performance buildings exemplify the effectiveness of HVAC energy-efficiency retrofits

July 17, 2017

HVAC systems in commercial buildings consume a lot of energy, which is why many building owners and managers are looking at replacing their older, inefficient equipment with new high-performing systems.

If You’re Concerned About the Climate, Think Outside the Box

HVACR systems are not plug-and-play appliances

Don Langston

July 10, 2017

As an HVACR contractor and national chairman of ACCA, I can tell you that, when it comes to my industry, public policy has fundamentally ignored a key energy-efficiency issue for some time.

Adiabatic Technology Helps Cooling Keep Pace with Data Center Growth

More efficient cooling technology helps provide more computer power in same space

July 10, 2017

Challenged to do more with less, data centers are seeking innovative ways to keep operating costs as low as possible — all while computer technologies may be changing as often as every three months. In a market demanding denser and more powerful electronics, data centers are pressed for cooling technology that can keep up with the times.

HVAC Design and Analytics Firm SED Expands Nationwide

Bringing cost savings and air quality technology to more homeowners

July 10, 2017

The company he founded in 1979, Energy Innovations by Harry Boody, was the first to offer a lifetime guarantee that the heating and cooling energy usage of its system would not exceed a certain amount each month, or the company would pay the difference. To date, the company has never had to refund a single customer, and it remains the only company in North America to offer such a guarantee.

Sharpe Building at The Foundry

Energy-efficient, ultra-quiet LG VRF System used in luxury residential retrofit project

July 3, 2017

Originally built in 1872, The Foundry has a rich history dating back more than a century. Once the former manufacturing campus of industrial powerhouse Brown & Sharpe, the 13 brick buildings located on 26 acres at the edge of downtown Providence, Rhode Island, have been meticulously restored into a mixed-use complex, which bridges the old and new.

Xylem Inc.: System Selection Tool

July 3, 2017

ESP-Systemwize is the evolution of Bell & Gossett’s ESP-Plus Online. It integrates the most popular aspects of the previous program while adding new user-friendly features to specify efficient pump systems.

Evapco Inc.: Closed-circuit Cooler

July 3, 2017

The eco-LSWE closed-circuit coolers feature an ellipti-fin coil and CrossCool™ internally enhanced tubes to increase the heat transfer of the coil, which improves the unit’s cooling capacity.

Fēnix Energy Launches Operations and Maintenance Solution

Turning buildings into sustainable assets

June 30, 2017

Vancouver-based Fēnix Energy Solutions Ltd. has taken another step toward its vision of creating the greenest cities across North America by launching an operations and maintenance solution focused on harnessing the thermal energy of buildings.

TruComfort variable-speed air conditioning systems

Reaching the Outer Limits of Efficiency

High-end HVAC cooling equipment pushes the SEER envelope

Joanna R. Turpin

June 26, 2017

Energy efficiency ratings (SEER/EER) of air conditioners and heat pumps keep rising, thanks to new technologies such as electronically commutated motors (ECMs), inverter-driven compressors, and advanced heat exchangers. These technologies have helped boost high-end cooling equipment ratings to the mid-20-SEER range, which was unthinkable just a few years ago.

Armstrong Fluid Technology: Fire Pump

June 26, 2017

Featuring a tilted parting design to maximize efficiency by minimizing turbulence at the impeller eye, the new 5x4x17F and 6x5x12F pumps are ideal for installations that require between 500-1,000 U.S. gallons per minute (gpm).