The United States Department of Energy (DOE) has some minimum efficiency standards which go into effect on January 10, 2023, for Commercial Packaged Boilers. What …
The Department of Energy (DOE) Pump Standards – Now is the Time to Choose
The Department of Energy (DOE) pump standards goes into effect on January 27, 2020. This affects projects you are sending out to bid right now! …
Department of Energy Pump Standards [Part 5] – Your Choice of Variable Frequency Drive
My March 11th blog article concerning The Department of Energy Standards for centrifugal pumps raised questions about the engineer’s or owner’s choice of variable frequency …
Bell & Gossett Centrifugal Pump 2020 Energy Conservation Standards Webinar
Bell & Gossett will be hosting a public webinar in conjunction with the ASHRAE Journal on May 14th focused on what engineers need to know …
Department of Energy Pump Standards – Modify Your Specification
The Department of Energy (DOE) Standards for centrifugal pumps will start to affect construction projects that you are designing today. These standards for minimum pump …
Bell and Gossett Part Load Efficiency Value Part 2: How to use PLEV
In the last Monday Morning Minutes post, we introduced the PLEV, or Part Load Efficiency Value from Bell and Gossett. This week we look at some …
Bell and Gossett Part Load Efficiency Value
The last three Monday Morning Minutes have introduced the U.S. Department of Energy 2020 pump standards. The Standard looks at efficiency of pumps equally at …
New Pump Efficiency Standards Part 3: Calculating PER Values
Under the DOE’s new efficiency standards for pumps, all Pump Efficiency Rating (PER) values use a full size or maximum impeller for a given pump …
New Pump Efficiency Standard Part 2: The Pump Energy Index (PEI)
Now that the U.S. Department of Energy (DOE) has published the first ever Energy Conservation Standards for Pumps, let’s take a look at some of …
New Pump Efficiency Standards Part 1: They’re Here, Now What?
Heat pumps have them. Air conditioners have them. Even light bulbs have them. And now, for the first time in history, clean water pumps have …