Fuel efficiency (or fuel economy) is a form of thermal efficiency, meaning the ratio of effort to result of a process that converts chemical potential...
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to compare them. The fuel efficiency of motor vehicles can be expressed in multiple ways: Fuel consumption is the amount of fuel used per unit distance;...
94 KB (10,156 words) - 17:55, 3 August 2024
Energy efficiency in transport is often described in terms of fuel consumption, fuel consumption being the reciprocal of fuel economy. Nonetheless, fuel consumption...
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The fuel economy in aircraft is the measure of the transport energy efficiency of aircraft. Fuel efficiency is increased with better aerodynamics and...
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average fuel economy of cars and light trucks (trucks, vans and sport utility vehicles) produced for sale in the United States. More recently, efficiency standards...
109 KB (12,255 words) - 07:13, 19 August 2024
Engine efficiency of thermal engines is the relationship between the total energy contained in the fuel, and the amount of energy used to perform useful...
29 KB (3,945 words) - 15:28, 23 August 2024
different ways: energy efficiency fuel/propellant consumption (brake specific fuel consumption for shaft engines, thrust specific fuel consumption for jet...
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Emission standard (redirect from Fuel efficiency standard)
Table chart for Gasoline-fueled or LPG- fueled Motor Vehicles, Diesel-Powered Motor Vehicles, and Vehicle Fuel Efficiency Standards. From 1 January 2024...
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reduce fuel consumption. The issue has been re-examined by modern economists studying consumption rebound effects from improved energy efficiency. In addition...
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hydrogen as fuel, and limit the diffusion of nitrogen into the anode via the proton exchange membrane, which forms NOx. The energy efficiency of a fuel cell...
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light Fuel efficiency, the efficiency of converting potential energy in a fuel into kinetic energy Energy efficiency in transportation, the fuel economy...
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Energy-efficient driving (redirect from Fuel efficient driving)
to reduce their fuel consumption, and thus maximize fuel efficiency. Many drivers have the potential to improve their fuel efficiency significantly. Simple...
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Honda Insight (section Fuel efficiency)
structure to maximize fuel efficiency and minimize emissions. Until 2015, the first generation Insight ranks as the most fuel-efficient United States...
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Brake-specific fuel consumption (BSFC) is a measure of the fuel efficiency of any prime mover that burns fuel and produces rotational, or shaft power....
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Thrust-specific fuel consumption (TSFC) is the fuel efficiency of an engine design with respect to thrust output. TSFC may also be thought of as fuel consumption...
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Jet engine (redirect from Energy efficiency of aircraft jet engines)
complex high-bypass turbofan engines. They give higher speed and greater fuel efficiency than piston and propeller aeroengines over long distances. A few air-breathing...
61 KB (7,824 words) - 12:02, 14 August 2024
Efficient energy use (redirect from Electricity efficiency)
recognition of energy efficiency as the "first fuel", meaning the ability to replace or avoid the consumption of actual fuels. In fact, International...
60 KB (6,007 words) - 08:48, 8 August 2024
Diesel engine (redirect from Diesel (fuel))
of fuel that is injected, and thus the air-fuel ratio is usually high. The diesel engine has the highest thermal efficiency (see engine efficiency) of...
152 KB (16,609 words) - 00:34, 21 August 2024
electrolyte. Advantages of this class of fuel cells include high combined heat and power efficiency, long-term stability, fuel flexibility, low emissions, and...
68 KB (9,029 words) - 08:17, 8 June 2024
Wingtip device (section Airliner fuel efficiency)
by wingtip vortices and improve lift-to-drag ratio. This increases fuel efficiency in powered aircraft and increases cross-country speed in gliders, in...
45 KB (4,756 words) - 15:40, 1 May 2024
a long-travel damper to help achieve quiet operation and improved fuel efficiency. Applications: Toyota Opa – 2.0L (2000–2005) Toyota Allion, Premio...
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The annual fuel utilization efficiency (AFUE; pronounced 'A'-'Few' or 'A'-'F'-'U'-'E') is a thermal efficiency measure of space-heating furnaces and boilers...
4 KB (379 words) - 05:33, 14 August 2023
where a fuel is burned, there are two types of thermal efficiency: indicated thermal efficiency and brake thermal efficiency. This form of efficiency is only...
21 KB (3,299 words) - 01:37, 18 February 2024
and 1. Energy conversion efficiency depends on the usefulness of the output. All or part of the heat produced from burning a fuel may become rejected waste...
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Combustion efficiency refers to the effectiveness of the burning process in converting fuel into heat energy. It is measured by the proportion of fuel that...
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Afterburner (section Efficiency)
attendant weight penalty, but at the cost of increased fuel consumption (decreased fuel efficiency) which limits its use to short periods. This aircraft...
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Combined cycle power plant (section Efficiency)
Combining two or more thermodynamic cycles improves overall efficiency, which reduces fuel costs. The principle is that after completing its cycle in the...
37 KB (4,955 words) - 15:18, 16 August 2024
Light truck (section Fuel efficiency)
uses light truck as a vehicle class in regulating fuel economy through the Corporate Average Fuel Economy (CAFE) standard. The class includes vans, minivans...
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Four-stroke engine (section Fuel considerations)
effects of compression on the fuel charge. In 1862, Otto attempted to produce an engine to improve on the poor efficiency and reliability of the Lenoir...
28 KB (3,628 words) - 04:52, 28 July 2024
& Whitney PW1100G-JM engines, Airbus advertises a 20% increase in fuel efficiency per passenger, with 500 nautical miles (930 km; 580 mi) more range...
62 KB (5,320 words) - 09:36, 17 August 2024