Commissioning

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This is the first of three articles on the application of MAU cooling coils as dry coolers.

Treading lightly with your involvement in troubleshooting in new construction commissioning is necessary to avoid busting your budget or having others shift their responsibility onto you.

Ideally, recommendations for addressing complex issues will prompt healthy collaboration between team members who all keep an open mind and remain committed to doing the right thing for the building.

Recommendations from commissioning providers to owners, designers, contractors, etc., are often validated by field experience.

More effort and money are spent on making those new condos look pretty than on making the building systems function correctly.

Resiliency has been a buzzword for the past few years in the U.S. Air Force. It's the ability to bend, but not break, when something goes wrong.

I've found if your recommendation includes challenging the Big Mistake often seen with a demand-controlled ventilation (DCV) sequence for air-handing units (AHUs), you better be prepared for some unexpected arguments.

Demand Controlled Ventilation (DCV) is a control strategy which aims to vary the amount of ventilation air a system provides a space based on the real-time ventilation requirements (i.e. the ventilation demand) of the space. 

Six cases studies show how bad second-order effects can get when there are problems with the bypass pipe’s balancing valve.