Daikin Applied has developed its redefined Pathfinder. The company says this makes it the first air-cooled chiller with variable volume ratio technology, allowing for greater customization. Rivaling the efficiency of water-cooled chillers, officials claim the newly upgraded Pathfinder is also equipped with new variable speed technology, offering easier maintenance and improved part-load performance.
Johnson Controls introduced seven new Coleman® duct-free mini split product lines, offering more indoor options, additional multi-zone products, light commercial applications, and low ambient options available throughout the United States and Canada.
Emerson Climate Technologies has released the Copeland™ Next Gen C-Series Compressor for Ice (CSKIE), a reciprocating hermetic compressor geared toward any business with ice machines and designed to optimize the performance of the ice cycle. The compressor will be in full production at the beginning of 2016.
Century Refrigeration, a division of RAE Corporation, has released the new Centinel™ Intelligent Defrost Control System. Company officials report that the control system improves refrigeration system energy efficiency, eliminates icing and fogging, and reduces operating costs.
Eaton Compressor has released its all-new 1,200 cfm refrigerated air dryer, an energy-efficient air dryer system that comes with an aluminum refrigerated air inner cooler. The refrigerated compressed air dryer purifies compressed air by chilling to condense moisture. It has a design condensate which is drained and carries out oil and dirt particles away from the air.
Eaton Compressor has launched its third-generation industrial rotary screw air compressor. According to the company, these compressors are powerful workhorses with strength designed to handle demanding tasks in various industrial and commercial settings.
Leaning on experience and data from various K-12 cities and projects, the author pursues some less conventional design approaches. They may revolve around radiant heating and/or cooling, but depending on school size and other factors, the smart use of heat recovery, DOAS, and improved central plants could also put a project on the HVAC honor roll.