Sustainability

Courtesy: CFE Media and Technology
Energy Efficiency February 15, 2021

Three changes for renewables, distributed energy resources for 2021

The energy and utilities sector has gone through some profound changes, but there is optimism for the future.

By Colin Beaney
Courtesy: Draper Aden Assoc.
Safety February 5, 2021

Bioremediation offers solutions for plant site contamination

Microorganisms break down and consume pollutants in contaminated media

By Bilgen Yuncu, PhD, PE
Source: Moisture Control and Insulation Systems in Buildings, Chilled Water Pipes and Underground Pipes by William Lotz.
Project Management February 4, 2021

Address moisture control in metal buildings

The right insulation system in metal buildings can prevent dire consequences

By William Lotz, P.E. and Joseph Haugh
Dyes are used to reveal the concentration levels of carbon dioxide in the water. On the left side is a gas-attracting material, and the dye shows the carbon dioxide stays concentrated next to the catalyst. Courtesy: Varanasi Research Group
Energy Efficiency January 27, 2021

Boosting carbon capture and conversion system efficiency

A recent design could speed reaction rates in electrochemical systems for pulling carbon out of power plant emissions, which could improve conversion system efficiency.

By David L. Chandler
Courtesy: Chris Vavra, CFE Media and Technology
Energy, Power January 14, 2021

Safer, fast-charging aqueous battery developed

A 3D zinc-manganese nano-alloy anode has been developed, resulting in a stable, high-performance aqueous battery that uses seawater as an electrolyte.

By Jeannie Kever
Tadiran lithium batteries survive extreme cold temperatures to continuously monitor the transport of the
Energy Efficiency December 22, 2020

Lithium batteries developed to survive extreme cold temperatures

Tadiran has developed bobbin-type lithium thionyl chloride (LiSOCl2) batteries that have been specially modified for use in the cold chain, which is required for transporting the COVID-19 vaccine.

By Tadiran Batteries
Energy Management November 24, 2020

Has hydrogen’s time finally come?

Hydrogen could offer a greener future for us all, but harnessing its full potential requires a degree of technical understanding

By Todd Ellerton
Courtesy: Hunter Industrial Fans
Energy Efficiency November 23, 2020

Improve air quality with high-volume, low-speed fans

HVLS fans move large volumes of air with reduced energy consumption

By Mark D’Agostino
Part of the Charter Street Heating and Cooling Plant on the UW-Madison campus. A new model for control systems could help large central plants like these save hundreds of thousands of dollars. Courtesy: University of Wisconsin-Madison
Sustainability November 18, 2020

How LEED certification and power plants can coexist

With the use of renewables, green energy will become the norm, powered by LEED and PEER standards

By Shannon Bergstrom
Engineers at Rensselaer Polytechnic Institute developed a predictive model for such a device, which will allow researchers to better understand and optimize its functionalities. Courtesy: Rensselaer Polytechnic Institute (RPI)
Energy Management October 29, 2020

Predictive model reveals function of energy harvester device

An energy harvesting device that can transform subtle mechanical vibrations into electrical energy could be used to power wireless sensors and actuators.

By Torie Wells