EV News

Vehicle to grid milestone: Electric ute trial paves way for EVs to be batteries on wheels

Published by
Giles Parkinson

One of Australia’s largest electricity distributors, Essential Energy, says vehicle-to-grid technology will be soon be available on its vast network for most EVs models after a successful trial involving a Ford Lightning electric ute and technology company Sigenergy.

V2G is anticipated to be the next big thing in the transition to EVs – enabling electric vehicle owners to use their vehicles as batteries on wheels, and providing valuable resources for grid management, helping to fill in supply gaps, respond to grid disruptions, lower prices for all and make money for EV owners.

So far the technology has been available only to the Nissan Leaf and Mitsubishi Outlander plug in hybrid that both operate on the old CHAdeMO charging protocol. Now it is being introduced for CCS2, the new charging protocol that is used by all modern EVs.

The trial involved Essential Energy, whose network covers most of NSW outside Sydney, Newcastle and Wollongong, along with the CSIRO, and AusEV, which distributes the Ford Lightning F-150 electric ute in Australia.

Essential chief operating officer Luke Jenner says the success of the trial is a huge step forward in enabling the energy transition. “It’s trialled, it’s tested and it’s ready,” Luke Jenner said.

The company had been trialling V2G technology since 2023 with a Nissand Leaf and a Wallbox Quasar charger at a farm near Goulburn, and more recently established a test centre at Port Macquarie, where the Ford Lightning – which had been bought as a work ute – was tested.

“Last year, we started working with CSIRO on an additional trial at our Innovation Hub in Port Macquarie and recent tests have confirmed that the Sigenergy SigenStor CCS2 DC bi-directional charger and the AusEV Ford F-150 Lightning work effectively on our network.”

While the initial tests have been on the F-150 Lightning, which features a very large 131 kWh battery, Essential says it is now applicable to other EVs and they are investigating V2G opportunities with other car manufacturers. “This is a huge step forward for EV owners,” he says, adding that trials have begun with 15 different EV models.

“It unlocks immense potential by providing additional support for the grid and the management of the power system, and will provide benefits whether or not people have EVs or not.”

The Sigenergy SigenStor energy storage system, which has an integrated V2G charger that has been approved by the Clean Energy Council, can be installed on the Essential Energy network through the existing solar connection process.

Sigenergy CEO Will Hall tests are being conducted with innovative electricity provider Amber, which could lead to potentially lucrative revenue streams for EV owners.

Hall says tests have been conducted with a number of different car manufacturers overseas, and said the completion of the first trial in Australia is significant. “Hopefully it will open up the floodgates,” he said.

The Sigenergy V2G component is part of a “five-in-one” DC-couple battery pack, that includes a minimum 8 kWh battery (and can be grown in 8 kWh increments). The base pack would cost around $15,000 to $20,000, but will likely be eligible for a $3,000 discount under the federal government’s newly Cheaper Battery program.

The involvement with the CSIRO is focused on how the technology is absorbed into the home electricity management system, and into buildings and the electricity grid.

“This is significant as it opens the way for wider adoption of commonly available CCS2-compatible V2G technology, enabling households and utilities to use EVs as flexible energy resources,” Dr Sam Behrens said.

AusEV CEO Edward Kocwa says the benefits of V2G for customers will be a game-changer for the industry.

“Not only will customers be able to use the F-150 Lightning as a work ute, it will now essentially turn the vehicle into a mobile battery pack.

CSIRO’s Chris Dunstan says the test looked at the ability to absorb rooftop solar, flattening out the load, and injecting back into the grid.

Dunstan says there could be eight million EVs on the road by 2035, which could potentially provide 14 GW of storage export capacity on the grid, seven times the output of the Snowy 2 pumped hydro scheme now under construction. “This is a big deal,” he said. “We can expect to see many such vehicles.”

 

 

View Comments

  • Hopefully cost will come down and there will be backward compatibility with existing systems.

  • This sounds a marginal proposition for a home as 8Wh would scarcely cover the charging of a commute let alone also cover the 4-9pm peak tariff period. It would make sense after workplace charging is either incentivised or mandated, so the vehicle was returning home with a high level of charge ready to participate in the evening peak market or provide home consumption to avoid peak period tariffs.

  • Any rebates for the Australian V2G chargers made by V2Grid and RedEarth that will work without a home battery?

  • Considering how expensive an EV battery is and how worthless an EV with a worn out battery it, this is a stupidly expensive way to waste battery cycles, not to mention the fire risk for your home.! A cheaper home battery would be the sensible option but some people love wasting money on toys..

    • Ohhh, now start attacking people that sit in cars and have their engine running just keep the air conditioning on!

      • And that car will generate heat for hours after it is switched off, especially on a hot day. Basically its an outdoor fuel powered heater that has the ability to move the vehicle and given that less than 30% of the fuel in the tank will propel the car, 60% of that fuel is just heating up and POLLUTING the atmosphere.

        Anyway Scott, keep reading and listening to mainstream media's continual misinformation and lies about EVs as clicks and likes is their aim and people like you lap it up.

  • Most auto manufacturers are showing no interest in v2g. The Aus EV F150 is a modified product with local distribution and they are looking to differentiate themselves with this. Thats great, but the warranty on offer for this vehicle isnt comparable to other brands. From my reading this seems to be a local warranty, not covered by Ford. The battery warranty for a huge arguably expensive battery pack is 65% at the end of the warranty period, which is only 5 years. Thats not much of a warranty, so theres little risk on the part of Aus EV to support v2g with these very expensive cars compared to say Tesla, Byd or Kia etc.

    • What makes you say that? A significant portion of the EV industry, including names like Volkswagen, Skoda, Polestar, Volvo, Hyundai, Kia, Nissan, and Mitsubishi, is involved in either testing, developing, or deploying V2G capabilities. Many are preparing for mass-market V2G products, with some EVs already demonstrating V2G capabilities. 

    • PS: prices on the mid sized sedan range have ALWAYS been less expensive than utilities. Beware of comparing apples and oranges when it comes to price.

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