Chilled water system expansion for large facilities sometimes can be quite complicated; it may be even more challenging to startup the new subsystem when there is only partial loads at day one. Upon ...

Maybe the problem was born in design - overestimating pump head, or a cooling tower that isn’t towering enough. Or it arose in installation - say, misconnected coils. Even then, a fix may create a new ...

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 ...

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 ...

In a typical chilled water hydronic system, fluid is moved through the piping network by pumps and controlled by a series of balancing and control valves. Distributed pumping is more than just ...

Welcome to building.co.uk. This site uses cookies. Read our policy. Two port and three port control valve systems each have their fans, but the National Gallery found a third way, combining the ...

A seasoned veteran of the HVAC industry, Don Eppelheimer has been working for Trane since 1972. As global chiller systems manager: commercial systems, he recently hosted a workshop on chiller design ...