* Canada - Innovations cut big-truck fuel thirst
* British Columbia - Goals have been set to achieve 23.5 litres per 100 km.
(Photo by David Gaylor , Getty Images/iStockphoto - Our columnist writes trucks will soon meet the goal of consuming just 23.5 litres of fuel per 100 km travelled)
Vancouver,BC,CAN -The Province, by J. G. Stirling -July 23, 2013: ... Nowadays, energy is the favoured buzzword. We are all supposed to be on the hunt for new and innovative ways to save, conserve, and reuse energy. No more wasting... Big rigs of today average about 39 litres per 100 km, or for some old-timers still on that other scale, 6 mpg. That’s not good enough in this day and age of energy conservation... Goals have been set to achieve 23.5 litres per 100 km. It may sound like a fantasy, but I for one do believe it will become reality, and in very short order no less... Fifteen trucking industry manufacturers have started to experiment with everything from engines to vehicle power demands, including idle reducing technology and use of new and lighter materials, such as carbon fibre and special higherstrength steel... A couple of well-known engine builders are developing workable systems that focus on recapturing the heat from the truck’s exhaust system and transforming it into reusable mechanical power... Piston sizes will become smaller, low friction pumps added, and the goal of a lower carbon footprint from each truck is starting to be realized... Just such a heat recovery system could increase one truck’s fuel economy by five per cent. That may seem a small number, but it is a very large advanced step on the energy trail... The transmissions are part of the equation too, as more and more automatics are being installed. This simple additional change has made it possible to lower the rig’s cruising speed down to approximately 1,200 rpm, and over the length of one rig’s trip, that represents major fuel conservation... The trucks and trailers are already becoming even more streamlined, to cut air resistance...
Labels: fuel efficiency
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