WATCH: How BMW Made The Incredible Color-Changing BMW iX Flow Concept

Technology / 3 Comments

Even more than a year on, the vehicle still amazes

When BMW unveiled the color-changing iX Flow at CES last year it took the world by storm. Since then the company has expanded upon the technology and made plans to bring it to future cars, but it isn't finished talking about that very special BMW iX just yet. The company has released a short video chronicling how the team led by Stella Clarke took the cutting-edge E Ink technology and applied it to a vehicle for the first time.

Almost like magic, the color of the car can change from white to black in seconds with the help of an app. A dream customization option, the technology would allow owners to change their vehicle's color depending on their mood, weather, or even to portray useful info like battery levels. The company has already built upon the technology with the recently released BMW i Vision Dee, opening up even greater opportunities for customization and user interaction.

BMW
BMW
BMW

Clarke was the proponent of the technology at the company after having witnessed its capabilities firsthand saying, "I knew it was something special, something different, and that I'd try my best to get it into our products." She acquired a team for the project and then had to find a way to make the stiff, cardboard-like material fit the vehicle's contoured body panels.

When Jay Leno had the vehicle on his show, he invited BMW Engineering and Emission Test Center Vehicle Analyst Markus Brandly to explain how it works.

"E Ink is a foil that in the center of it has millions of microcapsules which hold a clear fluid with electrically charged pigment. In this particular two-ink system you have a white and a black [pigment] and by using the corresponding electric field you will manage to get the corresponding ink particle to the surface…hence you'll see the color."

BMW
BMW

The BMW iX needed to be broken down into tons and tons of small sections, and then turn those real-life shaped pieces into 2D digital shapes. Using computer-aided design, the team can apply the tech while also keeping the character of the vehicle intact. Using the generative design, the team doesn't just create the shapes, but more or less creates an algorithm that builds the shapes.

From there, the shapes are printed onto paper and then applied to panels in a trial-and-error process until the correct shape is found. The shape is then created out of the E ink tech. A thin protective layer is put on top to protect against wear and tear, and then finally everything is plugged in.

Clarke refers to the iX as essentially a "single-pixel" that is able to change the color entirely, all while using very little energy. How exactly it's going to be used is unknown, but we can't wait to see it applied to upcoming Neue Klasse models.

BMW
BMW
BMW
BMW

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