How Many EV Chargers Does Ireland Need?

Now that the conversation around electric cars has moved on from out-dated myths such as range anxiety, the broader media conversation is now focusing on the issue of charging infrastructure.

While many publications will tell you that we need more charging points – and they’re not wrong – they often neglect to inform readers about the varying types of charger, and seldom do they focus on the quality of chargers over the quantity of them.

Today we look at how many EV chargers Ireland actually needs, and why we should focus our investment on future-proofing the charging infrastructure, rather than just focusing on increasing the volume of those available – and how this could save money and resources in the long term.

Listening to the experts

This article was inspired by an insightful statement made at the 2020 Irish EV Summit.

Simon Acton, Owner of NextEcoCar and Chairman of the Irish EV Owners Association, commented: “In reality we probably don’t need as much public charging infrastructure as people think we need, as a large proportion of people will charge their EVs either at home or at work, unless they are completing journeys beyond the range of their vehicle.”

“However, people are so used to needing to go somewhere special to fuel their vehicle that many still perceive that the same will be required when they drive an EV.  So we need effective public education programs speaking to what it’s like to live with an EV to help people understand that there is a paradigm shift required in their thinking.”

We hope that our work at IrishEVs, and this article in particular, will be part of that paradigm shift.

Three-pin or Super-Fast?

While every single three-pin wall socket in Ireland is a potential charging spot for an electric car, that isn’t always the best option as it will typically need to charge for a minimum of eight hours to top up from empty.

The current gold-standard for rapid charging across Europe is 350kW – in simple terms this means it can put 350 units of electricity into your car in a single hour.

This is incredibly quick and at present there are few cars that are able to charge this quickly, with the majority of even high-end EVs still only offering charging speeds of up to 150-250kW.

Don’t worry though, any EV can use these chargers and will charge at the quickest rate that its software will allow.

However, there are only four Ionity 350kW chargers in Ireland as of January 2021, and the vast majority of chargers available today are either 3kW, 22kW or 50kW. While the latter should give you around 120km of range in around 35 minutes of charging, you can see that anything below this is only suitable where a car is parked for longer periods of time.

Slower charging overnight will always be the best option to preserve battery longevity and to minimise the impact on the grid. Credit: EV Clicks

Slower charging overnight will always be the best option to preserve battery longevity and to minimise the impact on the grid. Credit: EV Clicks

Slower chargers are great for homes, parking garages, transport hubs and workplaces, where cars are likely to sit for hours on end, and slower charging is generally considered to be kinder to the longevity of the car’s batteries.

However, to date Ireland has primarily invested in slower chargers.

While these are fine in the locations mentioned above, they do not meet the demands of people driving longer distances, especially those driving on motorways. As such they will only have a short shelf life and we need to look at future-proofing our charging network to add capacity in order to avoid wasting money and resources on unnecessary and obsolete chargers.

In addition, Ireland is still behind many of its European neighbours for the availability and accessibility of its chargers.

Convenience and accessibility

While Ireland does need to increase the number of chargers that it has available, it also needs to look at the quality of those in operation already.

While there are many thousands of public charge points across the island of Ireland, they are not always in the optimum location or in the optimum state of maintenance.

Tesla knew that a strong charging network was essential to the success of its car sales, and have heavily invested in superchargers. Early models were offered with free charging, while all billing is done through the car itself for ease of use.  Cre…

Tesla knew that a strong charging network was essential to the success of its car sales, and have heavily invested in superchargers. Early models were offered with free charging, while all billing is done through the car itself for ease of use. Credit: Tesla

Currently it is a regular occurrence for an EV driver to encounter a charger that is not working or which does not accept a payment card due to a software error. This can be incredibly frustrating and at present there is no transparency for EV drivers to report errors and see that they are being addressed and fixed in a timely manner.

Then there is the issue of ‘untethered chargers’ – those which do not have a cable attached.

While the majority of EVs will come with a three-pin charger so you can plug in at home next to your kettle, some manufacturers still don’t offer Type-2 to Type-2 (or other) chargers, which can prohibitively expensive, running into the €100s.

While charging providers are looking to save money by not including a charging cable – as this can be a major maintenance cost if they are damaged or vandalised – this has a major impact in the usefulness of their chargers, and can cause issues for a driver who does not have a cable with them – not to mention the reduced boot space caused by having carry a cable around that shouldn’t be needed.

We must also address the complexity of charging in Ireland today, as the wide number of charging operators can mean having several apps installed on your phone and not all of the chargers are as easy as simply plugging in and pressing a button.

Crashing apps and chargers with simple, and small, dot-matrix screens with little information available to help first-time users can be a major hindrance.

Then of course there is the issue of accessibility for users in wheelchairs or who have other personal requirements – the topic of a broader upcoming article – which are seemingly rarely taken into account by any of the charging companies.

How many chargers does Ireland need?

To understand just how many chargers Ireland actually needs, we reached out to a number of sources from across the charging and EV sectors to understand the data that they have available.

One such contributor is UFODrive, whose electric rental cars have covered millions of kilometres across Europe over the last few years. Their data highlights that Ireland would benefit from adopting the approach taken in the Netherlands, where there are 30 supercharger destinations each offering over 20 charging points.

Aidan McClean, CEO of UFODrive, said: “Ease of use with simplicity of interface between the car, the driver and the charger is the number one priority – it has to be easier than the petrol pump experience to encourage mass adoption.”

Fewer than 20 rapid charging facilities, each offering a minimum of 20 charging points would provide coverage for the island of Ireland for those drivers who need to cover a larger distance without the time to recharge when parked.

Fewer than 20 rapid charging facilities, each offering a minimum of 20 charging points would provide coverage for the island of Ireland for those drivers who need to cover a larger distance without the time to recharge when parked.

With batteries and software developing rapidly to increase the average range of EVs, developing rapid charging locations in and out of every major route would provide ample cover for drivers doing distances over 200km in a day.

As the map (left) illustrates, this approach would require fewer than 20 rapid charging facilities with each offering a minimum of 20 charging points.

With the average journey in Ireland measuring just 14.6km, the majority of trips will either not need a charger or can avail of slower chargers while the car is parked.

Calculating the number of slower chargers is a more complex equation and will depend on the rate of EV adoption. Nonetheless, we know that the vast majority of electric car drivers will continue to charge at home overnight when the rates are cheapest and the carbon intensity of the grid is at its lowest.

That said, we must focus on developing a charging infrastructure that is not only fit for purpose now, but which is also designed to meet the growing needs of electric cars in 10 year and 20 years as the number of EV drivers grows, and vehicles evolve to support faster charging speeds.

This will reduce the need to upgrade charging points, and the unnecessary consumption of metals and concrete – as well as the emissions that construction creates. After all, the only solution for the Climate Crisis is to do more with less.

We must not fail in this simple, but critical, task.

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