The Air Car - zero pollution and very low running costs
By Mike Hanlon
22:00 February 18, 2007 PST

The Air Car - zero pollution and very low running costs
Image Gallery (26 images)Many respected engineers have been trying for years to bring a compressed air car to market, believing strongly that compressed air can power a viable "zero pollution" car. Now the first commercial compressed air car is on the verge of production and beginning to attract a lot of attention, and with a recently signed partnership with Tata, India’s largest automotive manufacturer, the prospects of very cost-effective mass production are now a distinct possibility. The MiniC.A.T is a simple, light urban car, with a tubular chassis that is glued not welded and a body of fibreglass. The heart of the electronic and communication system on the car is a computer offering an array of information reports that extends well beyond the speed of the vehicle, and is built to integrate with external systems and almost anything you could dream of, starting with voice recognition, internet connectivity, GSM telephone connectivity, a GPS guidance system, fleet management systems, emergency systems, and of course every form of digital entertainment. The engine is fascinating, as is and the revolutionary electrical system that uses just one cable and so is the vehicle’s wireless control system. Microcontrollers are used in every device in the car, so one tiny radio transmitter sends instructions to the lights, indicators etc
There are no keys – just an access card which can be read by the car from your pocket.
Most importantly, it is incredibly cost-efficient to run – according to the designers, it costs less than one Euro per 100Km (about a tenth that of a petrol car). Its mileage is about double that of the most advanced electric car (200 to 300 km or 10 hours of driving), a factor which makes a perfect choice in cities where the 80% of motorists drive at less than 60Km. The car has a top speed of 68 mph.
Refilling the car will, once the market develops, take place at adapted petrol stations to administer compressed air. In two or three minutes, and at a cost of approximately 1.5 Euros, the car will be ready to go another 200-300 kilometres.
As a viable alternative, the car carries a small compressor which can be connected to the mains (220V or 380V) and refill the tank in 3-4 hours.
Due to the absence of combustion and, consequently, of residues, changing the oil (1 litre of vegetable oil) is necessary only every 50,000 Km.
The temperature of the clean air expelled by the exhaust pipe is between 0 - 15 degrees below zero, which makes it suitable for use by the internal air conditioning system with no need for gases or loss of power.
How does it work?
What ever happened to this car?
Hayden Lee
- January 28, 2010 @ 11:01 pm CST
Still going as far as I can tell, unless they've disappeared in the last six weeks. A working model was featured on UK's TV show The Gadget Show, including a visit to the factory, in the summer. Website seems active, last updated mid December.
Chris Hogan
- January 29, 2010 @ 05:01 am CST
MDI presents a great challenge. But it is a long running project. I have heared about them more thant 10 years ago. And each year the project slightly changes.
Hence, I saw no MDI car ready for public roads.
This project is probably one of the less returnable I have ever met. Although I must say I would be tooo happy just to drive one Air Car.
Ariel Dahan
- January 29, 2010 @ 06:01 am CST
I have a suspicion that maybe this car runs on Hot air. I have also been following the progress(not) of this vehicle. Nothing much seems to be happening, month after month. I have just noticed the article is nearly 3 years old! I feel sorry for Barry, and hope he eventually gets a return on his investment.
windykites1
- January 29, 2010 @ 05:01 pm CST
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Hi I invested in m.d.i back in 2003,but never get newsletters or info on my investment,my investment is substantial,do you have any contact info as I do not seem to get through to them,thanks Barry
Barry Maddox
- January 27, 2010 @ 05:01 pm CST