Energy Efficiency

Courtesy: Schneider Electric
Energy Management October 19, 2020

Your questions answered: Improve industrial facility energy management: a process-based approach

Presenters from the Oct. 13, 2020 webcast “Improve industrial facility energy management: a process-based approach” addressed questions not covered during the live event.

By Ram Kaushik
Courtesy: Massachusetts Institute of Technology (MIT)
Energy, Power October 12, 2020

Top 5 Control Engineering articles Oct. 5-11

Articles about using robots to reduce risk for COVID-19 in the workplace, programming variable frequency drives (VFDs), 2021 engineers choice finalists, and more were Control Engineering’s five most clicked articles from Oct. 5-11, 2020. Miss something? You can catch up here.

By Keagan Gay
Courtesy: Massachusetts Institute of Technology (MIT)
Energy, Power October 8, 2020

Using diamond as a metallic conductor

Normally an insulator, diamond becomes a metallic conductor when subjected to large strain in a theoretical model, which could improve solar cells, quantum sensors, optical devices and more.

By David L. Chandler
Cold neutrons uncover atomic dynamics that give thermoelectric materials low-heat conductivity. Shown is the evolution of atomic lattice oscillation waves upon heating the tin sulfide crystal, as measured with neutron scattering. Courtesy: Duke University
Energy, Power September 23, 2020

Atomic dynamics help turn heat into electricity

An atomic mechanism that makes some thermoelectric materials efficient near high-temperature phase transition could help unlock better options for technologies reliant on transforming heat into electricity.

By Ken Kingery
The electron microscope image shows the air (darkest gray) sandwiched between the gold backing at the bottom and the semiconductor at the top, supported on gold beams. Credit: Dejiu Fan, Optoelectronic Components and Materials Group, University of Michigan
Energy, Power September 23, 2020

Mirror-like photovoltaics get more electricity out of heat

Heat-harnessing solar cells that reflect 99% of the energy they can’t convert to electricity could help bring down the price of storing renewable energy as heat and improve overall energy efficiency.

By Kate McAlpine
Courtesy: Charlotte Evans, Natelson Research Group/Rice University
Electrical September 11, 2020

Electricity generated by temperature differences

Electricity generated by temperature differences doesn’t appear to be affected measurably by grain boundaries placed in its way in nanoscale gold wires.

By Mike Williams
Courtesy: Everactive, Massachusetts Institute of Technology
IIoT, Industrie 4.0 August 27, 2020

IIoT platform built on battery-free sensors

Everactive has developed an Industrial Internet of Things (IIoT) platform and industrial sensors that eliminate batteries altogether.

By Zach Winn
Courtesy: Mingqiang Wang, Kotov Lab, University of Michigan
Robotics August 25, 2020

How biomorphic batteries can provide more power for robots

Rechargeable batteries that store energy the way animals store fat could help robots operate for longer periods according to a research team at the University of Michigan.

By Kate McAlpine
Researchers have developed new electrode designs for lithium-ion (li-ion) batteries that use graphene-coated nanoparticles to optimize battery performance. Courtesy: Northwestern University
Energy, Power August 19, 2020

How nanomaterials are improving battery design

Graphene coating enables new electrode designs with potential for electric vehicles

By Mark Heiden
At left, a copper current collector with a laser-induced silicon oxide coating created at Rice University. At right, a scanning electron microscope image of the coating created by lasing adhesive tape on the copper collector. Courtesy: Tour Group/Rice University
Energy, Power July 15, 2020

Adhesive tape improves lithium batteries’ performance, lifespan

Rice University researchers turned adhesive tape into a silicon oxide film improve lithium metal technology and make them last longer.

By Mike Williams