Big shift coming to the EV industry

Dec 18, 2023

3 min

Willett Kempton


Already a pioneer in the industry, the University of Delaware has once again played a key role in taking electric vehicles to the next level. Researchers there helped bring about new automotive standards that will drive lower-cost charging and vehicle-to-grid (V2G) integration and standardize Tesla’s connector so that future U.S.-made EVs will have this technology on it.


The two newest standards for electric cars, both approved this month by standards committees of SAE International (formerly the Society of Automotive Engineers), should bring EV drivers great joy, according to Willett Kempton, professor at the University of Delaware’s Center for Transportation Electrification on UD’s Science, Technology and Advanced Research (STAR) Campus.


Center director Rodney McGee was chairman of the two SAE committees, while postdoctoral researcher Garrett Ejzak, Kempton and administrative assistant Becky Cox played key roles in the engineering, research and policy work undergirding the new EV standards.


“These developments mark a big shift for the EV industry,” said Kempton, who is affiliated with research centers in both the College of Earth, Ocean and Environment and the College of Engineering at UD. “Drivers will gain access to more charging stations and lower-cost charging. They will have new options for using their EV to help fight climate change and even make money when plugged in. These changes are likely to spur even greater adoption of EVs for clean, affordable transportation.”


The so-called “V2G standard” (SAE J3068) provides the missing link for widespread use of vehicle-to-grid (V2G) technology, which Kempton and his colleagues invented at UD more than two decades ago.


“We’ve been doing V2G for 20 years here at the University of Delaware, wondering when the rest of the world would catch on,” Kempton said. “One key missing piece has been a complete standard for controlling and managing V2G, which now exists within SAE J3068.”


V2G allows you to plug your EV into an electrical outlet and send power from the car battery back to your local energy utility, making a little income while helping the nation’s power grid. This is becoming increasingly more important as more renewable sources of energy come online. When the sun isn’t shining or the wind isn’t blowing, EV owners can plug in and “perform important energy-balancing services,” according to Kempton.


The savings from V2G can add up.


“Our V2G demonstrations show an EV can earn between $100 a year and $1,500 a year. The wide variation is due to different markets and to regulations in different utilities. It also depends on the EV’s capabilities,” Kempton explained.


Current EVs need a substantial update or retrofit to be able to do V2G, while new EVs equipped with the signaling technology are expected to be available by 2025.


This standard also will make it possible to use your EV as backup power for your house. As extreme weather increases with climate change, that’s a good energy reserve to have when the lights go out.


It takes one-and-a-half kilowatts to power the average house, Kempton said. Your electric car can produce 80 kilowatts of power, enough to run a whole house and more.


“So, your EV can both help fight climate change and keep your house going when extreme storms happen,” Kempton said.


With SAE J3400 now approved, the connector system Tesla developed for EV charging will now be standardized and can be included on future EVs of any brand. The first non-Tesla cars with this technology, also known as the North American Standard Connector, are expected to hit the market in 2025.


“This will eliminate Tesla’s monopoly on their charging stations, making them available for use by any new EV,” Kempton said.


According to Statista, the U.S. had more than 53,000 public EV charging stations and over 138,000 public charging outlets in May 2023.


Visit Kempton's profile and click on the contact button to arrange an interview.

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Willett Kempton

Willett Kempton

Professor, Marine Science and Policy

Prof. Kempton invented vehicle-to-grid power (V2G); he researches, publishes and lectures on offshore wind power and on electric vehicles.

Vehicle-to-Grid PowerOffshore Wind Policy
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UD English professors reveal 2026 beach reads, tying summer picks to big themes in today’s culture featured image

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When summer rolls around, the best beach reads do more than just pass the time—they somehow capture what everyone’s talking about right now. That’s the vibe behind University of Delaware’s professor-picked list: books that are fun to sink into, but also surprisingly sharp about the world we’re living in. Think big feelings, messy relationships, culture shifts, and the kind of stories that make you look up from the page and go, “Yep, that tracks.” "There Is No Antimemetics Division" By qntm A Reddit novel turned print bestseller, "There Is No Antimemetics Division" is a surreal horror story that follows an X-Fileish government division fighting aliens whose battlefield is the human mind. How do you fight an enemy whose existence you cannot remember? – Siobhan Carroll, Associate Professor "The Briar Club" By Kate Quinn I'm a big fan of Kate Quinn. Her books never disappoint. Her writing is wonderful and captivating, and the voices and characters are authentic. This book, set in the 50s, is a post-war reflection on a group of tenants in a boarding house who, over food (recipes included!), become friends and navigate McCarthyism, conspiracies and fear. It is historical fiction written to remind us that history repeats itself. – Christine Cucciarre, Professor "Guido Brunetti mysteries" By Donna Leon I've gotten completely hooked on these mysteries set in Venice. Fans will tell you the best is the fifth book in the series, "Acqua Alta," but be sure you read the first book to meet the characters! – Emily S. Davis, Director of Graduate Studies "When We Cease to Understand the World" By Benjamin Labatut An English professor recommending a book detailing the lives of physicists, scientists and mathematicians? Yes! History, heady concepts, madness, melancholy and beautiful prose come together in a haunting way. – Viet Dinh, Associate Professor "Dungeon Crawler Carl series" By Matt Dinniman What if you smushed role-playing video games/tabletop games with The Running Man? Plus, there's a sassy cat who talks! – Lowell Duckert, Associate Professor "Just Kids" By Patti Smith I've recently read "M Train" by Patti Smith, and now I'm looking forward to reading the book for which she won the National Book Award. Smith's memoirs can be impressionistic, but they often come down to some unexpected detail or some ongoing longing. If you know her music, you can sometimes hear it in the background, or you can spot those moments in her life when music would almost necessarily emerge as a great force gathered by her authentic approach to life. She's one of those writers who can change how you look for and find what most matters to you, how you look for and embrace your own soul. – John Ernest, Chair in English "Prairie Fires: The American Dreams of Laura Ingalls Wilder" By Caroline Fraser I loved reading the "Little House" books as a child. It seemed like a life full of adventure and love, even through "The Long Winter." But this biography of author Laura Ingalls Wilder reveals a life full of struggle and loss behind the calico dresses and the fiddle lullabies. Caroline Fraser won the 2018 Pulitzer Prize for "Prairie Fires," using unpublished manuscripts, letters, diaries, and land and financial records to pull back the pioneer spirit curtain and show readers the reality of life on the prairie. – Dawn Fallik, Associate Professor "The School for Good Mothers" By Jessamine Chan Warning: Do not bring this book to the beach without plenty of sun screen, because you will not put it down and that might make YOU a candidate for enrollment in The School. Second Warning: The book is compelling precisely because it will make you mad and freak you out. My wife gave it to friends as a Mother's Day present, and every mother who read it could relate. – Peter X Feng, Associate Professor "Audition" By Katie Kitamura This book has been on my bedside table for months now, just waiting for the semester to end. 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And yes, this is what I read for fun! – Amish Trivedi, Assistant Professor "The Season of Styx Malone" By Kekla Magoon Two young Black boys in small-town Indiana fall under the spell of Styx Malone, a mysterious new kid who arrives for the summer and stirs things up by persuading them to pursue their biggest dreams and breaking a few rules along the way. I collect multicultural kids books and stumbled across this one six years ago. It captured me because it celebrates family and friendship, depicts young people with rich interior lives, and mixes in a little mystery and humor. There's something sweet and down-home about it. It's a refreshing little respite from, well, everything ... – Délice Williams, Associate Professor To speak to the professors more about what makes these books the perfect summer reads, email mediarelations@udel.edu.

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4 min

New clues about how earthquakes work

University of Delaware researcher Jessica Warren helped uncover evidence that sections of fast-moving underwater faults may act like “brakes,” controlling the occurrence of big earthquake events on transform faults. Warren can discuss what the findings, released today in the journal Science, mean for earthquake science and future modeling. Situated along a stretch of the equator in the Pacific Ocean, between Indonesia and Central America, the Gofar transform fault is one of the fastest moving faults on Earth — cruising along the seafloor at about 140 millimeters per year. This is over four times faster than the San Andreas fault is moving in California. “Geologically speaking, it's like looking at a moving Acela train next to a SEPTA train on the tracks,” said Warren, a professor of earth sciences at UD. Researchers know that the Gofar transform fault line has experienced a magnitude 6 earthquake about every five to six years over the last three decades. 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Warren: Geoscientists want to understand faults and earthquakes because they are obviously a big hazard on land. The rocks that make up the seafloor are simpler than those found on land, providing a more controlled space to study earthquakes, despite the challenges of doing research underwater. If you want to understand how faults build up stress and then release it (and where), the Gofar transform fault is amazing, because it experiences earthquakes at reliable intervals of five to six years. This is a lot more regular than any other fault. In 2019, I led a research cruise on the R/V Atlantis that deployed 51 seismometers two miles down on the seafloor to detect these small events. We were able to compare the results of our measurements from 2019 to 2020 to an experiment conducted by my colleague Jeff McGuire on the same fault in 2008. 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That's why the rock samples that my lab works on matter. Fault structure is another thing that we've been trying to understand. We know from on land that some parts of a fault are linear, while other parts have lots of strands and maybe contain more fractures and that, if you start putting water in the picture, this can limit or change how water moves into the system. Now, we have these very high-resolution maps of the seafloor, where we can see, for the first time, where the fault itself is. One of the next things we want to understand is how fluid gets into the fault, and then how friction in a fault changes when water is there. Why is this important? Warren: The next step is to translate the understanding that we've gained from this specific fault to understanding how faults behave in general. This is the longer path to really understanding earthquake hazards. It's not going to change our hazard models tomorrow, but hopefully it will in the decades to come. 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Survey says: Senior leaders are using AI, but they could use more direction

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