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Hypermiling To Save Gas Solar Power Energy Generation Guide

Hypermiling To Save Gas By Reducing Speed

By James J Dixon

You can shut off your engine while coasting downhill, drive slightly below the speed limit, duck behind a semi to draft, or coast to and from stop lights... but is hypermiling to save gas really safe?

Some auto experts, like University of Hawaii professor Leon James, would say that hypermiling "can become a form of aggressive driving." In some cases, he argues, drivers will go under the speed limit while driving in the left-hand "fast lane," forcing others to swerve around them, or they may coast through stop signs to avoid braking.

"If you were behind someone who’s practicing certain features of hypermiling, you’d get very annoyed," James said. "Hypermiling can be a selfish thing to do." Even so, carefully using hypermiling driving techniques has proven to improve the fuel efficiency of vehicles and cut down on the number of speeders, which is another bad habit on the roads.

Motorists Placing Themselves In Danger

The goals of hypermiling to save gas are positive in that they seek to eliminate aggressive driving and save energy, said AAA VP Marshall L. Doney. However, he added: "Unfortunately some motorists have taken their desire to improve fuel economy to extremes with techniques that put themselves, as well as their fellow motorists, in danger."

AAA discourages shifting the engine into neutral to coast downhill, tailgating to minimize draft, rolling through stop signs to avoid braking/acceleration and driving at unsafe or erratic speeds -- particularly on highways.

Unable To React To Changing Traffic Conditions

"These practices can put motorists in a treacherous situation where they could lose power steering and brakes or be unable to react to quickly changing traffic conditions," Doney said. On the other hand, AAA encourages smooth braking, easy acceleration, driving at a steady speed, using cruise control, looking ahead to anticipate traffic patterns and keeping a car properly maintained.

To do so, motorists are encouraged to keep tires properly inflated, use the recommended grade of motor oil and change air filters regularly.

Driving Slower To Use Less Gas

There are many reasons and techniques employed when hypermiling to save gasoline. Commuter Clark Semmes said he gets 55 MPG on the highway, even though his Toyota Prius is only supposed to get 45 MPG. "I don’t go so slow that it would be annoying," Semmes clarified.

He added that he does shift into neutral when going downhill and sneaks behind big trucks to break the draft. He is motivated to hypermile to save the environment and "because it’s cool." Goucher College Anthropologist George Baca maintained his speed of 60 MPG (instead of speeding up to 75) on a trip to Philadelphia and used just half a tank of gas, instead of a full tank.

More Drivers Look To Save Gas As Gas Prices Continue To Rise

His rationale for slowing down was to minimize his pollution. Fifty-six-year-old motorist Jim Schaffer saved an eighth of a tank in his Dodge Dakota pickup just by driving 60 mph instead of 65. "I’m noticing a difference," Schaffer said, adding that he does it because of the higher gas prices.

Jake Fisher of Consumer Reports predicts that more and more drivers will end up seeing the error of their ways and will amend their habits as gas prices continue to rise.

Driving At A Moderate Speed Has Biggest Impact On Fuel Consumption

Their publication recently conducted a series of tests on hypermiling to save gas techniques and found that driving at a moderate speed (like 55 instead of 65 or 75) seemed to have the biggest impact on fuel consumption.

For instance, when a Toyota Camry increased its speed from 55 to 65, the fuel economy dropped from 40 MPG down to 35. They also recommended keeping tires inflated, avoiding bursts of acceleration or sudden braking, using premium fuel and not driving with a cold engine.

About the Author:
James J Dixon has written a number of articles on recycling, waste management and renewable resources including Environmental Jobs, Waste Water, Disposal Of Plastics.
Look out for new articles as they become available on this site.

Little Known Electric Car Facts.....

How does green energy sources compare to non-green resources?
Green energy sources are renewable whereas non-green are not. A good example is oil. Oil is not a renewable energy source. It takes millions of years to make oil. It is a fossil fuel that people have relied upon far too much and is now reaching critical levels.

Another difference between green and non-green resources is how much damage to the environment they cause. Green resources are environmentally friendly and do not produce large amounts of pollution. They may produce some carbon footprints but it is very little.

 

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