As can be seen, the best fuel economy (measured in terms of
fuel used per horsepower / hour) occurs at relatively high loads and low rpm.
In contrast, the fossil
fuel use per unit of GDP decreased steadily, driven primarily by greater energy efficiency and structural change (e.g. lower primary energy consumption per unit GDP).
It is based on the national average
fuel use per square foot for each housing type listed, according to the type of fuel you use.
It is based on national average
fuel use per square foot of U.S. homes in general, regardless of your fuel type.
However, estimating a long - run relationship for motor
fuel use per capita was difficult because of the efficacy of the CAFE standards to influence fleet fuel economy.
Not exact matches
Tesla has stated that the microgrid will offset the island's previous
use of 109,500 gallons of diesel
per year, along with the import shipping costs to get that
fuel there in the first place.
Using our current
fuel price of $ 620
per metric ton, we are currently estimating that lower
fuel prices should benefit first half 2013 earnings
per share by approximately $ 0.23.
Using the nationwide average
fuel economy, we calculated the average gallons of gas
used per capita in each city and multiplied that by the
fuel tax.
Living Goods sent us estimates of how much customers who buy cookstoves and solar energy products save.122 Living Goods told us that it estimates that its customers save 50 % of their monthly
fuel costs on average when
using an efficient cookstove, and that typical
fuel spending in Uganda tends to be in the range of $ 20 - 25 USD
per month pre-stove purchase.123 We have not yet reviewed these estimates.
Using the nationwide average
fuel economy, we calculated the average gallons of gas
used per driver in each county and multiplied that by the
fuel tax.
This is despite the benchmark international rate for petrol going up from $ 78.84
per barrel, which was
used for raising the price to Rs 74.63 a litre on April 24, to $ 80.56 now, according to sources privy to
fuel pricing methodology.
Global emissions of carbon dioxide from the
use of fossil
fuels are estimated to have to be reduced by 75 to 80
per cent.
Small increases
per person can have an enormous effect when multiplied by huge numbers of people, as for example in China and India, if, as they propose, they increase their
use of fossil
fuels in the near future.
This means that the
use of fossil
fuels must be reduced by 75
per cent.
Minimizes energy consumption by 30 - 70 %
per unit of land by eliminating the energy required to manufacture synthetic fertilizers, and by
using internal farm inputs, thus reducing
fuel used for transportation
3)
Fuel poverty is defined as when a household is required to spend more than ten per cent of its income after housing costs on total fuel
Fuel poverty is defined as when a household is required to spend more than ten
per cent of its income after housing costs on total
fuel fuel use.
Rozzelle stressed the need to start looking at costs
per building, including
fuel use, before everyone addressed word from Albany that the state's eying the freezing of property taxes in what Rozzelle termed, «their push for consolidation.»
In a recent study, we found that
use of this engineered sugarcane could yield more than 2,500 liters of bio-jet
fuel per acre of land.
Lunz, for instance, says his fields produce about 175 bushels
per acre, 25 more than a decade ago, while
using 25 to 30 percent less
fuel.
His calculations, based on 2008 figures for the concentration of CO2 in the atmosphere, show that even assuming a lower estimate of forest carbon content, total and equivalent CO2 would level out at 476 parts
per million, even if we stopped all fossil
fuel use immediately.
In situations where consumers must average ratio information, such as comparing the
fuel efficiency of two cars
using the ratio miles
per gallon, they often flub the numbers by incorrectly assuming the mathematic equation to find miles
per gallon would be to average the sum of the mileage of both cars and then divide by two, instead of
using a more complex equation needed to accurately compare ratios.
We've figured out a cost - effective way to do that so you can end up with a 66 - mile -
per - gallon uncompromised SUV that has half the normal weight, has a third the normal
fuel use, is safer, and repays the extra cost that comes with being a hybrid in less than two years.
To compare with other
fuels, the impact of
using gasoline results in 94 grams of carbon dioxide
per mega-joule.
Process technology has improved steadily in the past 60 years, and since the 1970s, when most existing facilities were built, the amount of energy
used per ton of ammonia (as both feed and
fuel) has decreased about 30 percent.
Some plants, such as soybeans, also store fats and can be
used as
fuel sources, but Bruce Rittmann, Vermaas's colleague at Arizona State, argues that photosynthetic microbes produce nearly 250 times more fat
per acre.
Cumulative emissions of CO2 since 1870 are set to reach 2015 billion tonnes in 2013 — with 70
per cent caused by burning fossil
fuels and 30
per cent from deforestation and other land -
use changes.
CO2 emissions from deforestation and other land -
use change added 8
per cent to the emissions from burning fossil
fuels.
Today's aircraft
use roughly 80 percent less
fuel per passenger - mile than the first jets of the 1950s — a testimony to the tremendous impact of aerospace engineering on flight.
One example isPanda Ethanol, which is building the largest biomass plant in the United Statesin Hereford, Texas, where it will
use the waste of 3.5 milliongrazing cattle to
fuel the production of approximately 115 million gallons ofethanol
per year.
MTBE is produced in very large quantities (more than 200,000 barrels
per day in the United States in 1999) and is almost exclusively
used as a
fuel component in motor gasoline.
The
fuels have successfully passed all trials — even delivering more thrust
per gallon — and have now entered regular commercial
use in the U.S. and Europe, promising to cut CO2 emissions by 80 percent, albeit at a premium price.
It is not fission reactors that are wrong
per se, but the prevailing
use of boiling and pressurised water solid -
fuelled reactors.
A plant
uses just 1 percent of the energy it receives from the sun to make glucose, whereas the artificial system achieved roughly 10 percent efficiency in converting carbon dioxide to
fuel, the equivalent of pulling 180 grams of carbon dioxide from the air
per kilowatt - hour of electricity generated.
$ 8 billion) over first ten years for deficit reductionObeys PAYGO; Starting in 2026, 25 % of auction revenues for deficit reductionFuels and TransportationIncrease biofuels to 60 million gallons by 2030, low - carbon
fuel standard of 10 % by 2010, 1 million plug» in hybrid cars by 2025, raise
fuel economy standards, smart growth funding, end oil subsidies, promote natural gas drilling, enhanced oil recoverySmart growth funding, plug - in hybrids, raise
fuel economy standards $ 7 billion a year for smart growth funding, plug - in hybrids, natural gas vehicles, raise
fuel economy standards; offshore drilling with revenue sharing and oil spill veto, natural gas fracking disclosureCost ContainmentInternational offsetsOffset pool, banking and borrowing flexibility, soft price collar
using permit reserve auction at $ 28
per ton going to 60 % above three - year - average market price» Hard» price collar between $ 12 and $ 25
per ton, floor increases at 3 % + CPI, ceiling at 5 % + CPI, plus permit reserve auction, offsets like W - MClean Air Act And StatesNot discussedOnly polluters above 25,000 tons of carbon dioxide equivalent a year, regional cap and trade suspended until 2017, EPA to set stationary source performance standards in 2016, some Clean Air Act provisions excludedOnly polluters above 25,000 tons of carbon dioxide equivalent a year, regional cap and trade pre-empted, establishes coal - fired plant performance standards, some Clean Air Act provisions excludedInternational CompetitivenessTax incentives for domestic auto industryFree allowances for trade - exposed industries, 2020 carbon tariff on importsCarbon tariff on importsReferences: Barack Obama, 2007; Barack Obama, 8/3/08; Pew Center, 6/26/09; leaked drafts of American Power Act, 5/11/10.
These reactions play a huge role in the catalysis - driven creation of common chemical platforms such as methanol, which is produced on the order of 10 million tons
per year as raw material for chemicals production and for
uses like
fuel.
The improvement transformed a catalyst that created two or three oxygen molecules
per second to one that produces more than 100
per second — with a corresponding increase in the production of protons and electrons that can be
used to create hydrogen
fuel.
Among Freeman's specific recommendations are a «20 percent federal tax credit to electricity and natural gas utilities that gives highest priority to the efficient
use of the energy they supply,» and ban on new coal or nuclear plants and retirement of the existing plants within the next 30 years, government - funded demonstration plants for Big Solar and hydrogen, increasing federal
fuel economy standards one mile -
per - gallon a year over the next 24 years, tax credits for plug - in hybrids or flex -
fuel vehicles, and an excess - profits tax on oil to fund the tax credits.
Knisely projected that unless fossil
fuel use was constrained, there would be «noticeable temperature changes» and 400 parts
per million of carbon dioxide (CO2) in the air by 2010, up from about 280 ppm before the Industrial Revolution.
The carbon majors are defined as fossil
fuel production entities and cement manufacturers that produced more than ≥ 8 million tonnes carbon
per year (MtC / y), while the total human attribution case refers to all relevant human activities that have been measured and
used in climate assessment model scenarios that influence climate change.
Coal - to - liquid
fuels with carbon capture and storage could replace about 15 — 20 % of current
fuel consumption in the transportation sector (2 — 3 million barrels
per day; the lower estimate holds if coal is also
used to produce coal - and - biomass - to - liquid
fuels) and would have lifecycle CO2 emissions similar to petroleum - based
fuels.
The concentration of atmospheric CO2 has increased dramatically since the Industrial Revolution (from around 280 parts
per million [ppm] in preindustrial times to 401 ppm in 2015), primarily due to human activities such as the burning of fossil
fuels and changes in land -
use.
The volume will only get larger, too: oil and gas producers
use at least 7.5 million liters of water
per well to fracture subterranean formations and release entrapped hydrocarbon
fuels, a practice that has grown in the U.S. by at least 48 percent
per year in the last five years, according to the Energy Information Administration.
Air and water pollution from fossil
fuel extraction and
use have high costs in human health, food production, and natural ecosystems, killing more than 1,000,000 people
per year and affecting the health of billions of people [232], [234], with costs borne by the public.
50g
per day, your body ends up in a stage called ketosis where it
uses its fat storage as
fuel.
Combine this with increased satiety and you can see why replacing regular vegetable oil with coconut oil, less calories
per serving, immediately
used as
fuel rather than being stored, keeps you feeling fuller for longer, and can lower your food intake.
When you start
using fats / ketones for
fuel your body
uses fat at rest, and a ketone yields 7 cals
per gram when burned.
My aim was to consume 20 grams of net carbs, or less,
per day to push my body into
using fat - turned - to - ketone bodies as a its primary
fuel source.
They weren't pumbed into the
fuel system and were only there to allow the race cars to
use two injectors
per cylinder.
Cars made by Mercedes - Benz, BMW and Peugeot are
using up to 50
per cent more
fuel than their official laboratory tests suggest.
Of course, the previous - generation S6
used the 5.2 - litre V10 engine found, in modified form, in the Audi R8 and Lamborghini Gallardo, but the new V8 promises stronger pace with a claimed 25
per cent reduction in
fuel consumption.