Author Topic: Driving an electric car from Sydney to Melbourne / the Downsides of EVs  (Read 2954 times)

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Re: Driving an electric car from Sydney to Melbourne / the Downsides of EVs
« Reply #100 on: April 12, 2024, 03:32:10 PM »

An article from the RAA of SA (Equivalent to RACV, NRMA etc)



EVs: The truth behind the myths - Taking charge of EV misinformation.

A survey conducted by RAA has revealed South Australians have some concerns about EVs. But are these fears fact or fiction? We tackle some EV myths.

In 1899, during the early days of motoring, prominent South Australian Julian Ayers asked the Adelaide City Council if a car imported from England could be driven on city streets. A Council representative replied, “I have to inform you that it is scarcely possible to say with certainty that motor cars will be permitted in the streets of Adelaide without knowing more about them.”

Needless to say, this fancy new hobby soon caught on. With any emerging technology, there are questions about cost, safety, practicality, and these days, environmental impact.

Just as the arrival of the horseless carriage caused a ripple of unease in communities around the world, the advent of electric vehicles (EVs) has seen mixed reactions.

An RAA survey last year revealed a range of concerns about EVs, including purchase cost, driving range, charging infrastructure availability, fire risk and battery recycling. We take a look at these five factors to separate myth from reality.

1. EVs are too expensive
Three quarters of survey respondents said the cost of EVs was stopping them from buying one. EVs come in a range of shapes, sizes and, of course, price tags. While a standard Model 3 Tesla will set you back about $61,900 plus on-road costs, the base-model BYD Dolphin costs about $38,890 before on-roads.

Keep an eye out for the one of the latest EV offerings, the GWM Ora. The base model is currently available for $35,990 drive away.

In comparison, a base-model petrol Toyota Corolla hatch – similar in size to the Dolphin – has a sticker price of about $29,610 before on-roads. EVs are comparatively more expensive than ICE (petrol, diesel and autogas-powered) vehicles, but prices are constantly dropping.

To encourage sales, the South Australian Government is offering a three-year registration fee exemption for new battery-electric and hydrogen fuel cell vehicles first registered in SA, until 30 June 2025.

The scheme has a vehicle price cap of $68,750 (including GST). Conditions apply, so visit treasury.sa.gov.au for the full details. At the federal level, fuel-efficient vehicles, including EVs, enjoy a higher purchase-price threshold before the luxury car tax (LCT) applies.

2. EVs have poor range
‘Range anxiety’ is the fear of running out of battery charge and being left stranded. In fact, 70 per cent of survey respondents cited range anxiety as a barrier to EV ownership. The distance an EV can travel on a full charge varies between vehicles.

The folk at Polestar claim that under the right conditions, the Polestar 2 Long Range Single Motor model can clock up to 655km between charges, while the Mini Cooper SE may become a little breathless around the 400km mark.

The Tesla Model Y can cover up to 514km before needing a plug-in, which means a road trip to Melbourne can be completed with just one recharge along the way.

Vehicles with ranges around the mid-400km to low-500km mark are common among the rest of the EV pack. Just like ICE vehicles, an EV’s range can be affected by driving conditions, as well as air-con and heater use.

3. There’s insufficient charging infrastructure
A lack of public EV charging infrastructure was high on the list of survey respondents’ concerns, with 71 per cent seeing it as a problem. When petrol vehicles first hit our roads many years ago, motorists needed to carry top-up fuel until petrol stations started appearing in the countryside.

Similarly, early EV drivers could barely leave major cities without suffering justifiable range anxiety. Since then, the charging network has expanded rapidly throughout the nation.

In conjunction with the State Government, RAA is three-quarters of the way through establishing 140 charging stations throughout SA, powered by net 100 per cent renewable energy. Nearly all these chargers are less than 200km from the next one, and 75 per cent are in regional SA.

The (7kW) Destination chargers, usually found at places like caravan parks and motels, take several hours to recharge a battery, which is ideal when you’re staying overnight.

Rapid (150kW) and Ultra-rapid (200kW) chargers, commonly found on highways and in town centres, can do the job in 15 to 45 minutes, allowing travellers time to take a break, grab a coffee and refresh themselves.

4. EVs are a fire hazard
Research conducted by consultancy firm EV FireSafe, found that EVs are less likely to catch fire than ICE vehicles. However, because EVs are the new kids on the block, they receive much more attention when an incident occurs.

The combustibility of EV lithium-ion (Li-ion) batteries is the main concern, but according to EV FireSafe, there have only been seven EV battery fires in Australia. Three of these were caused by building fires that ignited the batteries, and one each was the result of arson, a collision, road debris hitting the battery pack, and a fire in a damaged battery that had been removed from a car.

Given there are about 130,000 EVs on Australian roads, the likelihood of a battery fire is very small.

Manufacturers use a range of methods to protect batteries from damage and overheating. Fire services handle EV fires differently than ICE fires, so EV number plates must display a blue, triangular plate to identify the vehicle as an EV.

5. EV batteries can’t be recycled
Although EV motors don’t emit greenhouse gases, and wind and solar provide much of SA’s power generation, questions have been raised about the recyclability of Li-ion batteries. Nearly half of survey respondents cited this as a barrier to EV ownership.

Depending on the manufacturer, batteries carry a warranty of about eight years or 160,000km, whichever comes first. However, batteries can last much longer.

So when a battery does need replacing, what happens to the old one? As well as plastic, Li-ion batteries contain a variety of materials, including steel, aluminium, copper, graphite, nickel, cobalt and lithium.

Recycling is a complex process, but the amount of material that can be recovered and re-used has improved significantly over the past few years. These days, more than 90 per cent of the plastics, metals and minerals can be separated and recycled effectively.

While efficiency and safety have long been the main focus of battery manufacturers, there’s a growing emphasis on improved recyclability.

Some batteries can also be repurposed to store power for homes and businesses once their EV days are over.
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Re: Driving an electric car from Sydney to Melbourne / the Downsides of EVs
« Reply #101 on: April 12, 2024, 07:51:53 PM »
If the RAA are anything like the RACV here in Victoria, they will look after their own interests first and foremost...
A look at their website tells me they sell EV car insurance, EV Chargers and also have their own EV charging network so it's not surprising they are encouraging EVs.

https://www.raa.com.au/motor/ev-hub


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Re: Driving an electric car from Sydney to Melbourne / the Downsides of EVs
« Reply #102 on: April 13, 2024, 12:00:37 AM »
What the human being is best at doing, is interpreting all new information so that their prior conclusions remain intact.” — Warren Buffett
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Re: Driving an electric car from Sydney to Melbourne / the Downsides of EVs
« Reply #103 on: April 13, 2024, 09:44:01 AM »
Or..."be suspicious of those that have a vested interest in the products they are promoting" - ruSTynutz  :grin


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Re: Driving an electric car from Sydney to Melbourne / the Downsides of EVs
« Reply #104 on: April 13, 2024, 12:32:23 PM »
The 80% rule: Why you shouldn't charge your EV to 100%
By Craig Cole, Senior Editor, EV Pulse

There are rules for everything. Pay your taxes… wear pants… don’t drive on the sidewalk … and if you own an electric vehicle, you need to be aware of the “80% rule.” Why is 80% an important number if you own an electric car, crossover, or pick-up?

There are two reasons: charging performance and battery longevity. Most of the time you should only charge an EV to 80% because charging rates slow down dramatically past the 80% mark. And two, the long-term health of your vehicle’s battery pack is improved when kept below 100%.

What does all this mean?

Concerning charging rates, a good example is the Hyundai Ioniq 5 with the optional, long-range battery. This hatchback-like crossover can DC fast charge from 10 to 80% in an incredibly quick 18 minutes. But it needs an additional 32 minutes to go from 80 to 100% - almost twice as long as it took to go from 10 to 80.

Why? Charging is not linear. Instead of batteries taking in energy at a constant, predictable rate, the rate actually changes based on a myriad of variables, though most importantly, the battery’s state of charge. Simply put, the fuller the battery is, the slower it absorbs energy. Imagine if a conventional car’s gas tank took longer and longer to fill up the closer it got to being full. It's kind of crazy.

Top view of a movie theater with some seats occupied and some emptyTop view of a movie theater with seats becoming more occupied and blocking the sides

The best analogy I’ve heard for why charging slows down is that batteries are like theater seating. When you’re one of the first people to enter, it’s quick and easy to find a chair – you can sit anywhere – but as the theater fills up, it takes a lot longer to snag a spot and sit down. In the Li-MAX Cineplex above, the electrons are climbing over each other and spilling popcorn everywhere!

It’s important to know about the “80 % rule” if you’re on a long-distance drive in an EV. When it’s time to charge, it’s often smarter to stop at 80% and then get back on the road, instead of waiting for the battery to completely fill up. Doing so maximizes your use of time.

For example, if your EV has 300 miles of range when fully juiced up, that means it can go about 240 miles with an 80% state of charge. (Obviously, you’re going to stop and power up before hitting zero miles, but let’s keep things simple and say 240.) If the 0-to-80% recharge time is 40 minutes, you can hit the road in little more than half an hour. If you want to fully replenish the battery, it could realistically take an additional 90 minutes to go from 80 to 100%. In the time it took you to gain that extra range, you could be a hundred miles or more down the road and in the vicinity of another charger. That’s why stopping at 80% usually makes the most sense (though that is something YOU have to determine).

There are, of course, instances where you’ll want to wait longer to hit 100%. Maybe there are huge distances between DC fast chargers, and you need every bit of range you can get. It could be the dead of winter and you have range anxiety about making it to your destination. Or you’re towing a car or boat, and the extra weight means you need the additional kilowatt-hours to get you to the next charging station.

The other reason to avoid going all the way to 100 is because it can help preserve battery life. Whether it’s a phone, cordless drill, or your car, batteries simply don’t like to be full. Keeping them topped to the brim means, over time, the maximum kilowatt-hours they can hold shrinks faster than it would otherwise. Always concerned about warranty costs, automakers even suggest limiting how much you charge. Car companies make this easy to do with an infotainment system that allows you to set your preferred charge level – even when you’re not at home.

It’s important to note that you can charge your EV to 100%, but it’s just that for optimal battery life over the long haul, charging to a lower percentage is a good idea. It’s like changing engine oil in an old-school vehicle. You can follow the manufacturer’s recommendation, but doing it more frequently is never a bad idea, especially if you plan on keeping your car or truck for years and years.

Link to article source: https://tinyurl.com/5n6nbpaj


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Re: Driving an electric car from Sydney to Melbourne / the Downsides of EVs
« Reply #105 on: April 16, 2024, 12:02:49 PM »
Hertz Australia in the spotlight for “misleading” electric-car policy

The rental-car giant has been accused of billing customers for not topping up electric hire cars to the maximum charge level – even though
they physically wouldn't be able to do so unless the charging station is next door.

A leading car rental company is reviewing its practices after it was discovered it has been quietly limiting the battery capacity of its electric
cars – and billing customers for not returning the vehicle with maximum charge.

Hertz customers borrowing an electric Polestar 2, available at 22 sites across the country, are told in their rental agreement that the vehicle
is handed over with 90 per cent charge, and must be topped up to the same level when it is returned – or they will incur a fee.

However, the company has locked the vehicles from charging beyond 90 per cent, so unless the charging station is in close proximity to the
Hertz location, drivers are unable to hand the car back without dropping below 90 per cent charge – and paying a fee.

To continue reading, click this link: https://www.drive.com.au/news/exclusive-hertz-quietly-capping-electric-cars-charge/


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