The 20–80% Debate: Optimal Daily SOC for Home
If you own a home energy storage system (ESS), you''ve likely heard the ''20-80%'' rule. This popular guideline suggests you should only charge your
MIT Energy Initiative conference spotlights research
At the MIT Energy Initiative''s Annual Research Conference, industry leaders agreed collaboration is key to advancing critical technologies amidst a changing energy landscape.
A new approach could fractionate crude oil using much less energy
MIT engineers developed a membrane that filters the components of crude oil by their molecular size, an advance that could dramatically reduce the amount of energy needed for crude oil
Evelyn Wang: A new energy source at MIT
As MIT''s first vice president for energy and climate, Evelyn Wang is working to broaden MIT''s research portfolio, scale up existing innovations, seek new breakthroughs, and channel
How artificial intelligence can help achieve a clean energy future
A look at how AI can be used to help support the clean energy transition by helping to manage power grid operations, plan infrastructure investments, guide the development of novel
Fast Remaining Capacity Estimation for Lithium‐ion
It remains challenging to effectively estimate the remaining capacity of the secondary lithium-ion batteries that have been widely adopted for
Explained: Generative AI''s environmental impact
MIT News explores the environmental and sustainability implications of generative AI technologies and applications.
Using liquid air for grid-scale energy storage
Liquid air energy storage could be the lowest-cost solution for ensuring a reliable power supply on a future grid dominated by carbon-free yet intermittent energy sources, according to a new
The 80% Capacity Retention Rule: How OEMs Interpret ISO 12405-3
The 80% capacity retention rule in ISO 12405-3 serves as a cornerstone for evaluating EV battery performance. However, OEMs'' varied interpretations of this standard reflect the
Battery Energy Storage System Evaluation Method
This report describes development of an effort to assess Battery Energy Storage System (BESS) performance that the U.S. Department of Energy (DOE) Federal Energy Management Program
A remaining capacity estimation approach of lithium-ion batteries
Therefore, the proposed method has accurate and robust performance in estimating remaining capacity for different lithium battery in various operating conditions.
What Are SOC, SOH, and Cycle Life? A Complete
SOC (State of Charge) shows the percentage of energy remaining in a battery. SOH (State of Health) compares current capacity to the original,
What''s the best way to expand the US electricity grid?
Growing energy demand means the U.S. will almost certainly have to expand its electricity grid in coming years. What''s the best way to do this? A new study by MIT researchers examines
Best Storage Charge Percentage: 40% vs 60% vs 80% (What Battery
Learn ideal storage charge levels for different portable power station batteries, including how 40%, 60%, and 80% impact lifespan, safety, and readiness.
What Does 80 Battery Capacity Mean
If your device shows 80% battery capacity, it means its energy storage has degraded to 80% of its original maximum. This affects performance and longevity. Many assume batteries last
Introducing the MIT-GE Vernova Climate and Energy Alliance
The MIT-GE Vernova Climate and Energy Alliance, a five-year collaboration between MIT and GE Vernova, aims to accelerate the energy transition and scale new innovations.
New facility to accelerate materials solutions for fusion energy
The new Schmidt Laboratory for Materials in Nuclear Technologies (LMNT) at the MIT Plasma Science and Fusion Center accelerates fusion materials testing using cyclotron proton beam
EV battery capacity retains over 80% even after
Modern EV batteries show remarkable longevity, retaining over 80% of their capacity even after extensive use. Beyond their first lifecycle, batteries
Study Debunks EV Battery Myths: Most Retain 80
In an era of rapid electric vehicle (EV) adoption, one persistent concern has haunted potential buyers: battery longevity. A new study now
New materials could boost the energy efficiency of microelectronics
MIT researchers developed a new fabrication method that could enable them to stack multiple active components, like transistors and memory units, on top of an existing circuit, which