Bob and Tim were on their way to a no cooling call at an office building with a 100-ton water-cooled chiller. As always, management was in a hurry to get the problem solved because the tenants were hot.
The campus of the U.S. Department of Energy’s (DOE’s) National Renewable Energy Laboratory (NREL) played host to 28 teams of university students and building industry experts who converged at the lab for the Challenge Home Student Design Competition.
The U.S. Equal Employment Opportunity Commission (EEOC) and now some courts are considering obesity a disability, and employees who are severely overweight may qualify for protections under the Americans with Disabilities Act (ADA).
Energy that is recovered can be used in another part of the process or can be converted to “high value” electrical power. A technology that can achieve the latter is the Organic Rankine Cycle (ORC).
The University of Pittsburgh Medical Center (UPMC) set out to make the new $252 million Monroeville, Pennsylvania, facility the most sustainable of its 30-hospital network. Its design team delivered a building that’s saving an estimated $350,000 to $500,000 in annual energy savings.
Alpine Mechanical Services has announced the completion and results of a collaborative energy efficiency study on rooftop units conducted by Alpine Mechanical, Siemens Industry, and Nexant. The study tested the efficacy of HVAC preventative maintenance best practices in a retail environment.
This analysis shows how a water-cooled 500-ton chiller system when compared to a 500-ton air-cooled chiller system results in approximately $45,000 in annual operating costs savings. Additionally, the water-cooled system reduces peak energy demand by 45 percent.
It’s all about price, isn't it? That's why every company that sells high-end items is going out of business. But wait a second; they are not going out of business. In fact they are profiting like never before.
Welcome to year zero. The waiting is over and the F-Gas regulation has passed into law and life as we know it changes forever. Over-dramatic? Well, it will be a dramatic shift for everyone in the industry who thus far have somehow managed to avoid all the noise from the supermarkets about the need to move away from HFCs.
The first UK-manufactured chiller incorporating the low global warming potential (GWP) HFO refrigerant R-1234ze is now cooling shoppers visiting the new £15 million John Lewis department store that opened in York.