Are you thinking about designing a dedicated outdoor air system (DOAS)? Make sure you have comprehensive guidance from industry experts to simplify and optimize DOAS design, installation, operation, and management. The ASHRAE Design Guide for Dedicated Outdoor Air Systems consolidates existing material to focus on the major issues while referring to supplemental sources for more… Read more »
Why Oil in Chillers is Old School Oil as a lubricant in a chiller makes for a significantly more complicated machine. There is a complete system that is designed and maintained to allow oil to lubricate a chiller. Check out this video which explains how the oil needs to supplied and maintained in a typical… Read more »
Energy Efficiency at its Peak! System performance and energy recovery rates of 70-90% are achieved with the new generation “Eiger” System Controller! The special design of Konvekta’s high-performance coils with headers on both sides of the coil ensures cross-counter flow and achieves almost pure counter current. This is a prerequisite for high energy efficiency in… Read more »
Air Handling Units — Replace or Refurbish? Good Question. Here in New England, we have lots of buildings with old and deteriorating air handling units. In many cases, the clear choice may be to replace the old AHU’s; however, there are many reasons, not just financial, as to why repair or refurbishment alternatives should also… Read more »
What to Consider When Selecting Fans For Your Application Guest Blogger Keith Lins, MK Plastics When selecting a fan, I prefer to do so in a deductive fashion. In other words, try to understand everything you possibly can about the nature of the application and the details about what the fan is going to be doing…. Read more »
Announcing New Building EQ Portal ASHRAE In Operation Rating ASHRAE’s Building Energy Quotient (Building EQ) In Operation rating program provides a quick energy analysis that compares your building to similar buildings within the same climate, helps to identify means to improve your building’s energy performance, and provides data on Indoor Environmental Quality. Two different evaluations… Read more »
Coils – Construction vs. Performance (Credit to Guest Blogger: Matt Jacobs, Capital Coil & Air) If you have ever dealt with commercial HVAC coils, you have probably come across numerous “industry terms” with little to no explanation as to what these terms actually mean. To further confuse you, some verbiage is specific to the actual construction of… Read more »
Citizen Bank Data Center, Medford, Massachusetts SMARDT, Danfoss Turbocor & Southern Air Win Association of Energy Engineers Award for Citizens Bank Installation The New England Chapter of the Association of Energy Engineers (AEE) recently announced its 2007 Energy Awards Projects. Among the award winners were Southern Air and Citizens Bank for the Citizens Bank data… Read more »
We do our best to design the most Energy Efficient HVAC systems. If possible, we will always pick a Direct Drive Fan over a Belt Driven Fan for a Custom Air Handling Unit. Here are 4 Reasons why we choose Direct Drive Fans: Energy Savings: Eliminating drive losses from the belt and pulley can improve… Read more »