Global Warming – U.S. Lags on EV Truck Battery Swapping

China is currently the largest market for deploying battery swapping trucks, The American Council for an Energy-Efficient Economy* said this morning in a well-researched and extensive analysis of zero-emission truck strategies. In 2023, 14% of all zero-emissions heavy-duty vehicles sold (12-month average) in China were swap-capable (Jin and Mao 2024). Tractor-trailers and dump trucks were the main applications for battery swap-capable HDVs. In China, 50% of zero-emissions tractor-trailers and 53% of zero-emissions dump trucks sold in 2023 were swap-capable.

Battery swapping is also emerging in other international markets. Janus Electric, an Australian manufacturer, advertises ranges of around 250 – 370 miles for its HDV technology that allows for battery swapping. In Japan, Ample, Inc., an American-based battery swapping company focused on light- and medium-duty electric vehicles serving shorter ranges, and Mitsubishi Fuso is piloting its technology with Mitsubishi’s light-duty eCanter electric truck using Ample’s battery swapping technology The pilot will test battery swapping for shorter driving ranges (~62-200 miles) in an urban environment.

Advantages of Battery Swapping – ACEEE

  • Cost reductions: Swap-capable trucks can also make up for some of the shortcomings of BETs. Decoupling of battery and vehicle costs through a battery-as-a-service model can reduce the up-front cost of a heavy-duty EV by as much as 50% (depending on type of HDV), resulting in a much lower investment for the truck purchaser and also reduce total cost of ownership (Bernard et al. 2022; Liu 2024) Battery swapping solutions designed to work with traditional diesel tractor-trailer trucks instead of electric trucks, such as Revoy’s electric dolly system, have an upfront cost of $0 for truck operators, since no vehicle purchase is needed (Revoy 2024).
  • Shorter charging/refueling time: Battery swapping also eliminates charging time and/or refueling downtime concerns that often affect longer distance battery electric trucks, with the added benefit of minimizing disruptions to daily operations. Companies providing HDV battery swapping solutions list their battery swap times at four minutes (Janus Electric) to under five minutes (Revoy 2024).
  • Grid benefits and reduced need for larger batteries: Charging batteries for a swap station in bulk can allow for easier grid management and improved charging management, benefiting both the station operator and the power system.
  • Battery swapping for BETs can also eliminate the need for larger batteries, reducing total vehicle weight, which can allow for longer distance applications with shorter recharge times.
  • A complementary solution to cable charging: With the growth and build out of EVs and related infrastructure across a range of applications in the country, battery swapping can also serve as a complementary solution to cable charging for electric trucks. In China, battery swapping emerged as a solution after HDV industry stakeholders realized that cable-charging alone was insufficient to meet all their needs and began exploring alternatives. Battery swapping experts in the United States think the technology could serve as a similar complementary solution, filling charging gaps where needed. Furthermore, with the United States already heavily investing in an EV infrastructure build-out, battery swapping could further alleviate challenges of building out a whole new zero-emissions fueling system, such as for fuel cell trucks, which can already be more expensive than electric vehicle stations, thereby saving on resources and time spent.

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About Ken Zino

Ken Zino, editor and publisher of AutoInformed, is a versatile auto industry participant with global experience spanning decades in print and broadcast journalism, as well as social media. He has automobile testing, marketing, public relations and communications experience. He is past president of The International Motor Press Assn, the Detroit Press Club, founding member and first President of the Automotive Press Assn. He is a member of APA, IMPA and the Midwest Automotive Press Assn. He also brings an historical perspective while citing their contemporary relevance of the work of legendary auto writers such as Ken Purdy, Jim Dunne or Jerry Flint, or writers such as Red Smith, Mark Twain, Thomas Jefferson – all to bring perspective to a chaotic automotive universe. Above all, decades after he first drove a car, Zino still revels in the sound of the exhaust as the throttle is blipped during a downshift and the driver’s rush that occurs when the entry, apex and exit points of a turn are smoothly and swiftly crossed. It’s the beginning of a perfect lap. AutoInformed has an editorial philosophy that loves transportation machines of all kinds while promoting critical thinking about the future use of cars and trucks. Zino builds AutoInformed from his background in automotive journalism starting at Hearst Publishing in New York City on Motor and MotorTech Magazines and car testing where he reviewed hundreds of vehicles in his decade-long stint as the Detroit Bureau Chief of Road & Track magazine. Zino has also worked in Europe, and Asia – now the largest automotive market in the world with China at its center.
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