We need to have a new HVAC system for green buildings that can achieve zero CO 2 emissions whenever renewable electricity is available. The supply of 100% renewable electricity may not be available ...

HVAC system designers are faced with unique challenges when attempting to design energy-efficient HVAC systems. Code-driven energy efficiency requirements, owner’s project requirements (OPR), the ...

Nelson Mechanical Design was asked to investigate an underperforming chilled water system at a large home overlooking the south coast of Martha’s Vineyard. The installing contractor had been let go ...

We got a call from a homeowner after his HVAC service company threw up their hands and said they could do no more to get the cooling system to work. They had recently replaced two failed compressors ...

As datacenters continue to grow, operators are increasingly looking toward water cooling, which is more efficient than air conditioning in large-scale server deployments When the University of ...