Video: Company Says They Have Solution to Keeping EVs "Noiseless" While Alerting Pedestrians

Nick Chambers · Nick Chambers · 1 year ago

As I've pointed out before, the topic of adding noises to very quiet electric cars to make them safer for at-risk populations—including the elderly, the blind, and children—is one that seems to elicit very strong responses.

We have the anti-noise pollution crowd that says electric cars are a step in the right direction and we should encourage that. There's the blind advocacy organizations that say there should be laws forcing electric cars to have noises to alert their constituents because they are at-risk. There's the EV advocates who say that the argument for adding noises to electric cars is one employed by those who want to convince the average person of yet another reason why EVs are bad. And then there's everybody else who don't even know that they're about to be swept up in this debate.

But what if there was a solution that everybody could agree to that would deal with each concern from every group? It's unlikely, but that would be something pretty spectacular. Today, a little known company in Denmark, ECTunes, announced that it has received significant investment from Danish investment firm, Energi Horsens, to accomplish just that.

ECTunes, based in Horsens, Denmark, says that with its directional sound equipment, electric cars can be made to only produce sounds when and where they're needed to alert pedestrians and cyclists of a car's approach. The idea of having these pedestrian alert sounds only activate below certain speeds is not new—Nissan's alert sound only operates at low speeds and in reverse.

But what ECTunes says makes its solution special is that the sounds are only audible in the direction of travel. "With this technology the positive and relaxing advantages of noiseless cars are sustained while the challenges of the silence are being met," said Ulrik Kragh, Chairman of the board in the investment fund Energi Horsens, in a statement. "This is the solution to the potential dangerous situations caused by noiseless cars and we see an even greater need for this solution as more and more electric and hybrid vehicles are entering the roads."

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Danish company, ECTunes, says it has a solution to the issue of silent EVs.

Although the sounds in the video may or may not be pleasing to some people, they can be altered to fit whatever requirements come down the pipe. The real innovation is in the directionality of the sound. "Our new technology allows us to customize sound for a specific purpose both in and outside the car," said ECTunes CEO, Jesper Boie Rasmussen. "We can choose a certain sound for right-hand turns or left-hand turns and we can direct the sound and limit it to where it is useful. We are able to adjust sound to the surroundings and the speed of the car."

Image Credit: Some rights reserved by BlaM4c. No, image is clearly not of ECTunes product or of an electric vehicle, but more of a statement on the ridiculousness that some people attain in getting sounds out of their vehicles.

Comments

· fred_dot_uu (not verified) · 1 year ago

As the owner and driver of a silent electric vehicle, I recognize that blind people are concerned about motor vehicle traffic that makes little noise. This seems to be a big focus, when the real point here is that it's MOTOR VEHICLE TRAFFIC operated by human beings.

The problem is not the vehicle, nor the traffic, it's the operator. We have a center for the blind in this area and the police occasionally run special operations at intersections. They have blind people crossing the road when it's safe, then ticket drivers who fail to yield. No shortage of tickets, but it's piecemeal "education" for drivers.

Drivers have long had the attitude that the road belongs to them, but that's why there's crashes (not accidents, that's shirking responsibility) and situations such as this.

Take responsibility and there is no need for noisy motor vehicles. Stop texting, calling, talking and pay attention to the road, to the other road users and there is no need for noisy motor vehicles. The responsibility for safe operation of a motor vehicle should not be handed off to a noisemaker, an automatic braking system or any other feature that allows a driver to become less vigilant, less skilled.

· Robert (not verified) · 1 year ago

This sounds promising, but really if they are going to add noises to low speed cars, it should be to all cars not just electric, many people get caught off guard as a normal car starts to backup in a parking lot.

· darelldd · 1 year ago

Aggggh! What's old is new again?

I sure don't see the magical difference. Seems to be just a more complicated device to solve a problem that doesn't exist. Sure, it is incrementally better to have the sound only emitted in the direction that makes sense. But the question remains: Why is so much time, effort and money being spent on this? Get gasoline cars off the road and we save 10's of thousands of lives every year. Make all "quiet" cars louder and the current stats show that we save approximately zero lives.

Fred is right on the money.

As I drove my "silent" EV past some cycling friends last night, the dad said, "I knew that was you!" when we pulled up. Of course he drives a hybrid. Made me realize that EV and hybrid drivers all tell me that they can hear the cars. They're tuned to it. Have more experience around them. It occurs to me that what we need here is education. Increased awareness. NOT yet another way to pretend to protect everybody from themselves.

For those who are concerned for their safety around "quiet" cars... let's make a half hour course and train everybody to listen for the distinctive sounds that all electric-drive cars make. At the same time, we can teach people to watch out for other pedestrians, for other cyclists... and maybe mention that it is prudent to be on high alert in places where big, dangerous cars roam. This works for the sighted, for the blind, for the deaf, for the young and the old.

· darelldd · 1 year ago

>> "we see an even greater need for this solution as more and more electric and hybrid vehicles are entering the roads."

Of course this conclusion can only be drawn if you first stipulate that a solution is needed at all! And even then it is as wild a guess as any. For my money, I say that the more quiet cars we have on the road, the more we'll be able to hear them... thus "needing" this "solution" even less as more vehicles are entering the roads.

· ex-EV1 driver · 1 year ago

Great! We'll mandate a $30,000 radar proximity detector on all EVs to let their noisemakers know when to turn on.
Then we'll all complain that EVs are much more expensive than ICE.
The only reason EVs seem quiet is because of all the background noise caused by other vehicles and the fact that this issue has been publicized so that people pay attention to it. Nobody complains when a new, quiet Lexus comes up on them and they don't hear it because there's no well-funded, active campaign to smear them.

· Nick Chambers · 1 year ago

I agree with you all that this is a solution to a problem that likely doesn't exist. Much like range anxiety, it's only a problem in the absence of experience—one that play on some innate deep-seated psychological problems that affect most every human.

But, with that said, I agree with Tom (from a previous post) that without the backing of the auto industry, the chances of derailing this train are very slim... and right now the auto industry seems totally complacent with the idea that we should add noises to plug-ins.

· Christof Demont... · 1 year ago

Darell, I agree with you, education is key.

Ex-EV1: if we're going to pull plug-ins into the noise/safety net, let's pull all cars into it -- it's only fair. Of course, doing so will actually put this issue on the personal radar screen for far more people -- something I'm betting the NFB would prefer to avoid. That's because the majority of people instinctively know that less urban noise is better, healthier for all of us -- and they like quieter cars.

Finally, where are the data/studies looking at the collective noise and safety impact of hundreds and thousands of cars equipped with artificial noise emitters? There are none -- absolutely none. In fact, it would appear no one is even thinking about this issue.

Why not? The answer lies in something Nick points out above -- the auto industry is complacent, and, unfortunately, so is the majority of the public.

Add to this the fact that the mainstream media view anti-noise pollution folks as "extreme" -- doesn't seem to matter that urban noise has an extremely detrimental impact on everyone's quality of life -- and it doesn't look good for those of us who believe in a quieter world for us all...

· Bill McFadden (not verified) · 1 year ago

At some point, it will be cheaper to give free radar detectors to all sight-impaired people than to require all cars to be noisy.

· Anonymous (not verified) · 1 year ago

" ...At some point, it will be cheaper to give free radar detectors to all sight-impaired people than to require all cars to be noisy. ..."

This is a good point that also applies to the various modifications made for mobility impaired people; hydraulic ramps and lifts on buses, extra elevators in subways and so forth. If we took all of the money spent on those expenses, we could provide every handicapped person in the USA with an on-call taxi ride. Ah yes, the feel-good welfare state -- the politicos and the do-gooders always spend someone else's money very easily.

· darelldd · 1 year ago

Bill -

That time isn't at "some point." It is now.

· Joseph Poliakon · 1 year ago

"If you're on a highway and Road Runner goes beep-beep! Just step aside or you might end up in heap!"

There is a gaggle of sound-adverse, complaining Prius owners who are driven batty by the warning sound of the Backup Warning, Reverse “Beeper” Advisory Signal in the Prius. After the first time they power up and backup their hybrid vehicle, they do not walk, but run to have the reverse beeper chime disabled. I am not one among those Backup Warning, Reverse Advisory “Beeper” adverse. The few seconds of advisory beeping during backing up does not bother me.

Now it looks like Big Mamma NHTSA, in league with the U.S. Congress, will be adding forward warning “beeper” sounds to “mask” the silence “emitted” from EV and Hybrid vehicles. Conventionally powered car-trucks run over more toddling toddlers and sleeping dogs and cats in the driveways of their homes, as well as wandering grannies in grocery store parking lots, then are or will be run over in at-risk pedestrian populations by silent running EV/Hybrid motor vehicles. Yet, Backup Video Cameras have not been made mandatory on all vehicles by NHTSA-Congress. I guess running over toddlers, dogs, cats, and grannies is part of the government’s secret Human & Pet Population Control Program, but running over blind people is not. ;-)

· myzter (not verified) · 1 year ago

I like my electric vehicle's noise. I picture no fumes being emitted !

· JJ (not verified) · 1 year ago

Can have a big Harley straightpipe roar on my Nissan Leaf ? : -)

Hybrid buses are a lot quieter!
I'm looking forward when all cars and trucks are hybrid and full EV.

But what will happen when all the cars are nice and quiet and
we still have those Harley narcissist bikers driving around?

· JJ (not verified) · 1 year ago

I remember long ago as a kid when I was playing with a radio or a walky talky and it would make a buzzing sound around motors.

Why not make and give such a device to the blind that could pick up the electric waves signal given off by an electric car and that would let them know an electric car is passing by?

I saw an electric bike go by the other day and just made a humming sound - amazing!

· JJ (not verified) · 1 year ago

It would be cheaper to just put a marble inside the hub cap
or drag a pop can tied to the bumper (just joking).

· JJ (not verified) · 1 year ago

Just one more idea...
what about something like those ultrasonic dear whistles people buy and stick on the front of their bumpers.
Then give some device to the blind that could amplify this ultrasonic sound.
Those ultrasonic whistles would be one less computerised device
that would add weight and cost to the EV.

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