The coffee is
made on an ethanol - powered siphon brewer so even the fuel is green.
A Time Magazine article late last year highlighted well Rainforest Rescue's objections to industrial agrofuels, indicating there are some hard choices to be
made on ethanol by President Obama and his Agriculture Secretary Tom Vilsack.
Not exact matches
«The study says it will be very hard to
make a biofuel that has a better greenhouse gas impact than gasoline using corn residue,» which puts it in the same boat as corn - based
ethanol, said David Tilman, a professor at the University of Minnesota who has done research
on biofuels» emissions from the farm to the tailpipe.
The U.S. is drunk
on ethanol — but whether it is
made from corn or sugarcane, the crop - derived biofuel raises a host of questions
Then, Dextre reached into the module, grabbed one of four toaster - size, custom -
made, high - tech tools there, and proceeded to snip two safety wires, unscrew two filler caps
on the outside of the module and pump a few liters of
ethanol into a small holding tank.
Chemists at the National Renewable Energy Laboratory are closing in
on cheap ways to
make cellulosic
ethanol, a form of
ethanol derived from agricultural waste rather than food crops like soybeans or corn.
«A biorefinery that focuses not only
on ethanol, but
on other products that can be
made from the biomass is more efficient and profitable overall,» he said.
The scientists say that the presence of the oxygen in the copper causes some of the copper to become positively charged and this, in turn, stabilizes the CO2 so that it can bind to water and take
on the bent configuration essential to eventually
making ethanol.
But experts at a major scientific meeting today described how
ethanol blends used as fuel in the race cars of the Indianapolis 500 actually
make those emissions cleaner than cars
on the street.
«We plan to move quickly to
make a bolt -
on technology easily accessible to
ethanol producers so they can expand their product line,» Shopoff said.
Previous studies
on switchgrass plots suggested that
ethanol made from the plant would yield anywhere from 343 % to 700 % of the energy put into growing the crop and processing it into biofuel.
The company can produce more than 100 gallons of fuel per ton based
on lab experiments because bacteria
make more
ethanol: «We aren't producing butanol, propanol, hexanol, octanol, and all the other alcohols,» Bolsen says.
Indeed, biofuels aren't really a stretch — humans have been using microorganisms to ferment plants into
ethanol ever since Stone Age people began
making beer around 10,000 B.C. Today's work hinges
on engineering a perfect microbe that will eat the entirety of a plant, retain only a little of this food for itself and spew out the rest as a high - energy fuel.
For all its prowess in
making cheap
ethanol, Brazil, which spends relatively little
on R&D, has fallen behind in the race to convert cellulose to fuel.
Cellulose is difficult to break down and ferment, but several facilities in the United States are
on the verge of
making commercial cellulosic
ethanol — for example, by using specialist enzymes to break down the long - chain cellulose molecules — and Brazil doesn't want to be left behind.
Corn
ethanol would have never been able to
make it
on its thermodynamic merits, and w / o subsidies would have been dead in the water years ago *.
A 5.7 L «iForce» V8
making 381 horsepower and 401 lb - ft of torque is available
on all models, and in some regions, the engine can be optioned to run
on E85
ethanol / gasoline blend.
On petrol, the engine makes 170hp and 202Nm of torque, though when run on ethanol, it makes 176hp and 221Nm of peak torqu
On petrol, the engine
makes 170hp and 202Nm of torque, though when run
on ethanol, it makes 176hp and 221Nm of peak torqu
on ethanol, it
makes 176hp and 221Nm of peak torque.
It does not involve «flexible - fuel» vehicles, which can run
on alternative fuels such as
ethanol or natural gas, or those
made after September 1999.
For feedlot / dairy operations feeding a byproduct of an
ethanol or biodiesel facility: Borrowers are eligible for an interest buydown of up to 4.00 % which may be used to reduce the borrower's interest rate
on loans
made by a local lender and BND, subject to a minimum rate of 1.00 % to the borrower.
He's terrible
on trade, supporting maintenance of the tariff
on imported Brazilian
ethanol made from sugarcane, and has pushed for a dramatic expansion of the subsidies for
ethanol production in this country.
The only issue I see with
ethanol is that it depends somewhat
on crop growth, and fossil fuels are used heavily to
make modern fertilizer.
«Several years ago, we
made some decisions about how corn is going to be used to
make ethanol, which is added to our gasoline,» said Velshi
on «American Morning» April 4.
Keep reading to learn more about who's
making it, corn and other feedstocks, and
ethanol's effects
on fuel prices.
With competition for plant waste among cellulosic
ethanol plants, landscapers, and a range of other users, added to the fact that millions of cell phones are
made each year, it could quickly become yet another burden
on the earth to be using so much compostable, good - for - the - soil plant matter for cell phone frames.
Among their suggestions were the following: expand conservation tillage to 100 percent of cropland, stop all deforestation, drive two billion cars
on ethanol, increase wind power 80-fold to
make hydrogen for cars, replace 1,400 large coal - fired power plants with gas - fired ones, and cut electricity use in buildings by 25 percent.
But your comments are irrelevant to whether sugar cane
ethanol makes sense in itself Its the EROI value of 10 which saying that
ethanol made sense in itself
on energy terms.
The statements are
made that we can not run ALL our cars
on ethanol, so forget it.
We should phase out subsidies for corn
ethanol as cellulose and other forms for
making alternate fuels come
on line.
How much progress have we
made on cellulosic
ethanol?
The energy return
on sugarcane
ethanol as it has been calculated does appear to be in the 8/1 range, which would
make it better than gasoline.
The
ethanol plant we focused
on would definitely still have that problem, since any decrease in the market price for
ethanol could
make it optimal to idle the plant.
That will be handled like cane juice to
make more
ethanol,
on top of the above estimates.
William Frey, CEO of Qteros, says that Zymetis's approach keys in
on a major challenge in
making cellulosic
ethanol affordable.
With EPA receiving public input
on its proposed
ethanol - use volumes for 2018, it's important to see that America's energy renaissance in natural gas and oil production is the biggest reason for the progress the U.S. has
made toward those RFS objectives.
Because
ethanol has one - third less energy than gasoline and does not
make up the difference in price, the higher the
ethanol blend, the more money you spend
on each mile driven.
Information is available
on the RFS itself, as well as problems that have
made the program and its
ethanol mandates untenable — like the refining «blend wall,» potential risks to vehicle and equipment engines and impacts
on food prices.
The EPA claims that
ethanol, a fuel
made from corn, has only a minimal impact
on food prices.
The
Ethanol market is over-subsidized at this point, which is the only reason it
makes economic sense
on the surface.
To
make sure demand for
ethanol will grow substantially, the association wants a federal mandate that all carmakers receiving federal aid would
make only cars that can run
on a blend of up to 85 percent
ethanol, starting with the 2010 models.
«The Toomey - Feinstein partial repeal would
make the RFS even more burdensome for Americans because it will focus the mandate
on costly phantom fuels like cellulosic
ethanol.
Because sugar cane to
ethanol is estimated to have a much higher energy return
on energy invested than many oils to biodiesel, it is not apparent if people expect to
make monetary returns similar to the industrial scale
ethanol industry.
Corn
ethanol does not need the mandate to survive in the market, and doing away with only the implied - corn
ethanol part of the program would
make the mandate worse by focusing it
on expensive «advanced» biofuels.
Before the US started
making corn
ethanol, nobody was buying all of it, it was piling up
on the ground.
On longer drives, it would use a fuel mix of 80 %
ethanol — alcohol, in the U.S.
made mainly from corn — and 20 % gas.
It invested in a pilot plant run by a small Canadian biotechnology firm named Iogen, which put itself
on the map by shipping the first commercial batch of
ethanol made from straw last year.
Combine this device with an onboard
ethanol - water to hydrogen reformer, and you'll have vehicles that run
on hydrogen
made from
ethanol.
And the fuel is much cheaper, because the shipping cost of locally
made ethanol is much lower, and because part of the 51 cent per gallon
ethanol blending subsidy is being passed
on to consumers.
Increases in
ethanol production since 2007 have
made little, or no, contribution to U.S. energy supplies, or dependence
on foreign crude oil.
Ethanol is a key ingredient in today's gasoline — but the promise of ethanol as an oil and climate solution depends on how it's made and what it's mad
Ethanol is a key ingredient in today's gasoline — but the promise of
ethanol as an oil and climate solution depends on how it's made and what it's mad
ethanol as an oil and climate solution depends
on how it's
made and what it's
made from.