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Dais nanotechnology

Cooling Tower Technology Reduces Germ-Infested Water, Reduces Overall Cost

Dais Analytic, a commercial nanotechnology materials company, has completed the testing of its cooling tower technology that the company says is safer and more efficient than traditional cooling tower technology. PolyCool features Dais Analytic’s Aqualyte nanomaterial. The testing comes as legionella bacteria, the cause of Legionnaire’s disease, has led to … Read more »

Trane Sintesis

Ingersoll Rand Industrial HVAC Products Reduce Environmental Impact

Ingersoll Rand has launched the EcoWise portfolio of products for its climate and industrial refrigerant-bearing products that are designed to lower environmental impact with next-generation, low-global-warming potential (GWP) refrigerants and high-efficiency operation. The company says these products are compatible with and can use next generation low GWP refrigerants, reduce environmental … Read more »

System Control Offers Increased HVAC Efficiency For Smaller Buildings

New technology has made heating, venting and air conditioning building automation systems available and affordable for small- and mid-sized buildings, which can result in considerable savings over the life of a building, according to HPAC Engineering. In light-commercial buildings, packaged rooftops or heat pumps are controlled almost exclusively with thermostats. … Read more »

HFC-Free Technology Digest Launched

The Environmental Investigation Agency (EIA) has published a report focused on HFC-free climate-friendly technologies, Putting the Freeze on HFCs: A global digest of available climate-friendly refrigeration and air-conditioning technologies. Hydrofluorocarbons, or HFCs — which have global warming potentials (GWPs) ranging from hundreds to thousands of times higher than CO2 — … Read more »

Energy Retrofit ‘Disaster’ as Toronto’s $21.1m Project Fails to Deliver

The city of Toronto spent $21.1 million retrofitting 89 arenas and more than 50 community centers and pools, and doesn’t know if the energy efficiency measures produced any real cost savings, reports The Globe and Mail. The newspaper cites a report from Toronto’s Auditor-General that won’t be made public until … Read more »

Telkonet EMS Saves Maine Ramada 40% on HVAC Costs

The installation of Telkonet’s EcoSmart suite of energy management products cut Lewiston, Maine, Ramada Conference Center’s HVAC runtime costs by 40 percent. Telkonet provided EcoInsight and EcoWave intelligent thermostats as well as EcoView occupancy sensors for the Thayer Corporation to install in guestrooms. The company’s wireless ZigBee modules in each … Read more »

Most Retailers Using Energy Management in Over Half Their Stores, Report Says

Some 63 percent of retailers now have an energy management system in at least 50 percent of their stores, according to a report by retail and multi-site facilities management organization the Professional Retail Store Maintenance Association. The figures come from PRSM’s 2012 Benchmarking Report – its first benchmarking report on … Read more »

Lennox Boosts Efficiency of Cooling Units

Lennox has added a new all-aluminum condenser coil to its energy efficient Energence rooftop cooling units, slashing the amount of refrigerant required by nearly half. The Dallas-based residential and commercial heating and air conditioning manufacturer has designed its Environ Coil System to uses a series of channels, which provides a … Read more »

Retrofits ‘Could Save Commercial Buildings 25-35%’ on HVAC Costs; LEED Bank Branches Make More Money

Large commercial buildings could cut their heating and cooling costs by an average of 25 to 35 percent by adding certain retrofits to existing large HVAC systems on their rooftops, according to research by the Pacific Northwest National Laboratory. Researchers used computer modeling to test the differences that retrofitted air-side … Read more »

LG Launches Efficient HVAC Products

LG Electronics has announced energy efficiency improvements to to its HVAC products at the International Air Conditioning, Heating and Refrigeration Expo in Chicago. The Multi V III – the third generation of LG’s flagship Multi V series – now offers an Integrated Energy Efficient Ratio of up to 21.8, LG … Read more »

Smart Fog Humidifier ‘90% More Efficient Than Steam’

Smart Fog Inc.’s ES100 commercial and industrial humidifier is 90 percent more energy efficient that steam for building and duct-mount applications, according to its manufacturer. The figures – garnered as a result of customer feedback – mean the machine is more efficient than Smart Fog originally calculated. Along with being … Read more »

LG to Halve Greenhouse Emissions

LG Electronics USA has set a target to reduce its greenhouse gas emissions by 50 percent by the end of 2020, compared with a 2007 baseline. To accomplish this reduction, the company says it will focus on  cutting its energy consumption through such means as expanding and enhancing energy management … Read more »