HVAC Engineering Technology

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RenewAire has introduced the HE7X, a commercial energy recovery ventilator designed for flexible HVAC applications.

Hindsight is 20-20 when troubleshooting and poor pump performance is one of the best places to start to recommend improvements that will have a reasonable return-on-investment and/or correct an operation problem. 

"For those of you mentoring others new to commissioning, I hope this gets you thinking about what your best advice would be," writes ES NEWS contributor Miles Ryan. "It is a fascinating job, but it can be overwhelming."

 Ultra low NOx emissions used to require the use of a Selective Catalytic Reduction (SCR) unit, but no longer.

Two Lubbock-based companies have partnered to revolutionize pump testing capabilities through new remote monitoring technology, positioning themselves to address growing demands in water infrastructure nationwide.

We need to be making our buildings more energy efficient so that smaller amounts of renewable electricity are needed and less capacity needs to be built, whitepaper authors argue.

This cost-effective solution helps buildings comply with performance standards and accelerate clean energy adoption.

The chiller provides 250-450 tons (900- 1,600 kW) of cooling and 3600-5300 MBH (1,000-1,550 kW) of heating. This dual capability eliminates the need for separate heating equipment.

Midwest Machinery Company expands relationship with Johnson Controls, along with a new partnership with Cleaver-Brooks in the St. Louis market and surrounding areas.

The all-electric heat pumps, which transfer heat energy from the airstream in dedicated outdoor air systems (DOAS), feature a newly redesigned single-circuit refrigeration system.