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searching for Engine efficiency 145 found (169 total)

alternate case: engine efficiency

Petrol engine (1,282 words) [view diff] exact match in snippet view article find links to article

where the cost/complication of electronics does not justify the added engine efficiency. The process differs from a diesel engine in the method of mixing
Cutoff (steam engine) (569 words) [view diff] exact match in snippet view article
cylinder at the end of the stroke, this is achieved at the expense of engine efficiency. In this situation the steam will still have considerable pressure
Stoddard engine (179 words) [view diff] exact match in snippet view article find links to article
exchangers (sometimes called "dead volume"), which is known to reduce engine efficiency and power output in the valveless Stirling engine. The generalized
Cold air intake (605 words) [view diff] exact match in snippet view article find links to article
Aftermarket cold air intake systems are marketed with claims of increased engine efficiency and performance. The putative principle behind a cold air intake is
Thermodynamics (4,936 words) [view diff] exact match in snippet view article find links to article
French physicist Nicolas Léonard Sadi Carnot (1824) who believed that engine efficiency was the key that could help France win the Napoleonic Wars. Scots-Irish
VVT-i (1,290 words) [view diff] exact match in snippet view article find links to article
exhaust valve closing and intake valve opening result in improved engine efficiency. Variants of the system, including VVTL-i, Dual VVT-i, VVT-iE, VVT-iW
Flued boiler (2,250 words) [view diff] exact match in snippet view article find links to article
were developed in an attempt to raise steam pressures and improve engine efficiency. Early haystack designs of Watt's day were mechanically weak and often
Expansion valve (steam engine) (1,804 words) [view diff] exact match in snippet view article
expansion valve is a device in steam engine valve gear that improves engine efficiency. It operates by closing off the supply of steam early, before the
Gasoline direct injection (5,074 words) [view diff] exact match in snippet view article find links to article
inject fuel into the intake manifold. The use of GDI can help increase engine efficiency and specific power output as well as reduce exhaust emissions. The
Valve float (335 words) [view diff] exact match in snippet view article find links to article
properly follow the closure phase of the cam lobe profile. This reduces engine efficiency and performance. There is also a significant risk of severe engine
Toyota MZ engine (984 words) [view diff] exact match in snippet view article find links to article
assemblies, smoother operation at that engine speed, and increased engine efficiency.[citation needed] This engine has been phased out in most markets
Rocket (10,144 words) [view diff] exact match in snippet view article find links to article
directed jet of gas, more than doubling the thrust and raising the engine efficiency from 2% to 64%. His use of liquid propellants instead of gunpowder
Hydrogen fuel enhancement (1,306 words) [view diff] exact match in snippet view article find links to article
tests done in their laboratory in 2004 they found no improvement in engine efficiency or fuel economy. There are also many aftermarket kits available for
Propulsion (1,434 words) [view diff] exact match in snippet view article find links to article
condition. For these airplanes, excess thrust is not as important as high engine efficiency and low fuel usage. Since thrust depends on both the amount of gas
Jet engine (7,453 words) [view diff] exact match in snippet view article find links to article
standard definition is used to assess how different things change engine efficiency and also to allow comparisons to be made between different engines
Relativistic rocket (1,673 words) [view diff] exact match in snippet view article find links to article
require enormous advances in spacecraft propulsion, energy storage, and engine efficiency which may or may not ever be possible. Nuclear pulse propulsion could
Scotch yoke (693 words) [view diff] exact match in snippet view article find links to article
percentage of time spent at top dead centre (dwell) improves theoretical engine efficiency of constant volume combustion cycles. It allows the elimination of
Steam locomotive components (1,566 words) [view diff] exact match in snippet view article find links to article
temperature of water at boiler pressure) the steam to increase the engine efficiency and power. 33 Chimney/Smokestack – Short chimney on top of the smokebox
General Electric T901 (338 words) [view diff] exact match in snippet view article find links to article
temperature CMCs replace metal alloys, needing less cooling and improving engine efficiency. Bell 360 Invictus Sikorsky Raider X Related development General Electric
Vehicle emissions control (2,235 words) [view diff] exact match in snippet view article find links to article
the de-tuning techniques used to meet them were seriously reducing engine efficiency and thus increasing fuel usage. The new emission standards for 1975
Exhaust gas recirculation (1,900 words) [view diff] exact match in snippet view article find links to article
be compensated for by advancing spark timing. The impact of EGR on engine efficiency largely depends on the specific engine design, and sometimes leads
Overall pressure ratio (979 words) [view diff] exact match in snippet view article find links to article
engines of the same class. The broadly equivalent measure of rocket engine efficiency is chamber pressure/exit pressure, and this ratio can be over 2000
Gas engine (2,105 words) [view diff] exact match in snippet view article find links to article
efficiency methane-fueled 24-cylinder gas engine. When considering engine efficiency one should consider whether this is based on the lower heating value
Dual ignition (965 words) [view diff] exact match in snippet view article find links to article
such as duplicate magnetos or ignition coils. Dual ignition promotes engine efficiency by initiating twin flame fronts, giving faster and more complete burning
Reaction engine (910 words) [view diff] exact match in snippet view article find links to article
(which shows the total energy required) shows that even with 100% engine efficiency, certainly not all energy supplied ends up in the vehicle – some of
Cow urine (939 words) [view diff] exact match in snippet view article find links to article
emulsion were quite satisfactory for diesel exhaust emissions and engine efficiency. Alternative cancer treatments Alternative medicine Aqua omnium florum
HMS Champion (1915) (665 words) [view diff] exact match in snippet view article
room and the starboard one from forward. Gearing increased overall engine efficiency, allowing a reduction in boiler and turbine size for a given force
Active valve control system (459 words) [view diff] exact match in snippet view article find links to article
valves also close earlier during the intake stroke. This helps with engine efficiency and fuel economy. At very high engine loads, AVCS advances the intake
KTM 50 SX Mini (63 words) [view diff] exact match in snippet view article find links to article
improved reliability New water pump impeller for improved cooling and engine efficiency First model year for the 50 SX Mini KTM Official KTM model information
FADEC (1,570 words) [view diff] exact match in snippet view article find links to article
starting and restarting. The FADEC's basic purpose is to provide optimum engine efficiency for a given flight condition. FADEC not only provides for efficient
Energy efficiency in transport (7,527 words) [view diff] exact match in snippet view article find links to article
reduction in fuel consumption. Flight altitude affects engine efficiency. Jet-engine efficiency increases at altitude up to the tropopause, the temperature
Pratt & Whitney J52 (1,139 words) [view diff] exact match in snippet view article find links to article
design of the P-3 model included a variable inlet duct to improve engine efficiency at the various altitudes the cruise missile was designed to fly at
Gridded ion thruster (1,289 words) [view diff] exact match in snippet view article find links to article
small amount of secondary ions and erode or wear away, thus reducing engine efficiency and life. Ion engines need to be able to run efficiently and continuously
Bleed air (1,538 words) [view diff] exact match in snippet view article find links to article
extra electric generation is believed to provide a net improvement in engine efficiency, lower weight, and ease of maintenance. A bleedless aircraft achieves
Camshaft (2,412 words) [view diff] exact match in snippet view article find links to article
out through the exhaust valve which occurs during overlap reduces engine efficiency, and is greatest during low RPM operation. In general, increasing
Aircraft design process (3,365 words) [view diff] exact match in snippet view article find links to article
commercial airliners spend more time in cruise speed and need more engine efficiency. High-performance fighter jets need very high acceleration and therefore
RS-68 (1,339 words) [view diff] exact match in snippet view article find links to article
was poorly suited to this multi-engine environment, causing reduced engine efficiency and extreme heating at the base of the vehicle. Comparison of orbital
RP-1 (2,064 words) [view diff] exact match in snippet view article find links to article
However, it was recognized that hydrocarbon fuels would increase engine efficiency, due to a slightly higher density, the lack of an oxygen atom in the
Propulsive efficiency (1,290 words) [view diff] no match in snippet view article find links to article
and delivering the rest to a heat sink at lower temperature. In an engine, efficiency is defined as the ratio of useful work done to energy expended. η
Two- and four-stroke engines (1,138 words) [view diff] exact match in snippet view article find links to article
is more favorable at medium load. It is comparable with the diesel engine efficiency so the exploitation of fuel consumption is relatively smaller the
Hyundai Blue-Will (1,077 words) [view diff] exact match in snippet view article find links to article
wheels and runs in parallel with the electric motor. The Blue-Will's engine efficiency is further improved by a thermal generator, fitted into the exhaust
NOx adsorber (526 words) [view diff] no match in snippet view article find links to article
Horan. "Eaton Aftertreatment System (EAS) For On-Highway Vehicles" (PDF). 12th Diesel Engine-Efficiency and Emissions. Retrieved 24 September 2015.
Brake-specific fuel consumption (1,214 words) [view diff] no match in snippet view article find links to article
value. The lower heating value (LHV) is used for internal-combustion-engine-efficiency calculations because the heat at temperatures below 150 °C (300 °F)
Toyota JZ engine (2,008 words) [view diff] exact match in snippet view article find links to article
(280 lbf⋅ft) at 2400 rpm. These improvements resulted in increased engine efficiency that reduced fuel consumption by 10%. The adoption of a much higher
Operation Free (465 words) [view diff] exact match in snippet view article find links to article
national energy and security needs by using technology to transform engine efficiency and facilitate the nations’ effort to replace foreign oil with alternative
Poppet valve (2,345 words) [view diff] exact match in snippet view article find links to article
smaller reciprocating masses may be achieved, leading to improved engine efficiency and, ultimately, higher power output and better fuel economy. Multivalve
Exhaust heat management (614 words) [view diff] exact match in snippet view article find links to article
and therefore increased air density — may result in an increase in engine efficiency and power. Hotter exhaust gases travel faster which may reduce turbo
Fuel saving device (2,033 words) [view diff] exact match in snippet view article find links to article
4 L/100 km) (such as the VW 1l) do not have substantially greater engine efficiency, but instead focus on better aerodynamics, reduced vehicle weight
Energy-efficient driving (3,782 words) [view diff] exact match in snippet view article find links to article
from 2% to 18%, depending on compliance with lower speed limits. Engine efficiency varies with speed and torque. For driving at a steady speed one cannot
Shell Eco-marathon (1,058 words) [view diff] exact match in snippet view article find links to article
resistance coefficients less than 0.0015 Weight without driver under 45 kg Engine efficiency under 200 specific fuel consumption (cc/bhp/hr) The vehicles are highly
Alfred Matthew Hubbard (837 words) [view diff] exact match in snippet view article find links to article
upon the combustion gases in the spark gap was purported to "improve engine efficiency". Motion was said to be among Hubbard's passions. His identity as
Spacecraft propulsion (7,918 words) [view diff] exact match in snippet view article find links to article
(which shows the total energy required) shows that even with 100% engine efficiency, certainly not all energy supplied ends up in the vehicle - some of
Four-stroke engine (3,548 words) [view diff] exact match in snippet view article find links to article
if 6% of the entirely wasted heat is recovered it can increase the engine efficiency greatly. Many methods have been devised in order to extract waste
Intercooler (2,792 words) [view diff] exact match in snippet view article find links to article
practice (before intercoolers were used) nearly eliminated the gain in engine efficiency from forced induction, but was necessitated by the greater need to
Nitrous oxide engine (2,196 words) [view diff] exact match in snippet view article find links to article
temperature in the combustion engine, the decomposition increases engine efficiency and performance, which is directly related to the difference in temperature
Thomas McMurtry (526 words) [view diff] exact match in snippet view article find links to article
747 Shuttle Carrier Aircraft and performed digital electronic F-15 engine efficiency control tests. On 26 November 1975, the X-24B dropped from the sky
Heat engine (3,116 words) [view diff] exact match in snippet view article find links to article
infinitesimal power is seldom desired. A different measure of ideal heat-engine efficiency is given by considerations of endoreversible thermodynamics, where
Indirect injection (1,536 words) [view diff] exact match in snippet view article find links to article
however, increases heat loss to the cooling system and thereby lowers engine efficiency. The engine requires glow plugs for starting. In an indirect injection
Squish (piston engine) (801 words) [view diff] case mismatch in snippet view article
In-Cylinder Flow Processes (Swirl, Squish and Turbulence Intensity) on Engine Efficiency — Model Predictions". Warrendale, PA. Cite journal requires |journal=
Nuna 4 (395 words) [view diff] no match in snippet view article find links to article
speed At least 142 km/h (88 mph) Engine InWheel Direct Drive Electric Engine (Efficiency: 97 – 99%) Battery 30 kg Lithium-ion polymer battery Body Carbon fiber
Carnot cycle (2,599 words) [view diff] exact match in snippet view article find links to article
engine and the heat transfer from the hotter heat bath. See also: Heat engine efficiency and other performance criteria Carnot realized that in reality it
Stipa-Caproni (1,512 words) [view diff] exact match in snippet view article find links to article
design also induced so much aerodynamic drag that the benefits in engine efficiency were cancelled out, and the aircraft's top speed proved to be only
Horsepower (5,612 words) [view diff] exact match in snippet view article find links to article
bore size, number of cylinders, and a (now archaic) presumption of engine efficiency. As new engines were designed with ever-increasing efficiency, it
Nuna 6 (298 words) [view diff] no match in snippet view article find links to article
solarcells 22% Maximum speed unknown Engine InWheel Direct Drive Electric Engine (Efficiency: 98%) Battery 21 kg Lithium-ion battery Body Carbon fiber (textreme)
Variable displacement (2,335 words) [view diff] exact match in snippet view article find links to article
Retrieved 2018-01-21. "Three cylinders become two to improve EcoBoost engine efficiency". newatlas.com. Retrieved 2017-10-25. "2018 Mazda CX-5 Adds Cylinder
Active tip-clearance control (394 words) [view diff] exact match in snippet view article find links to article
clearance should be maintained accurately which is essential for the engine efficiency and its performance. The ACC valve opening is adjusted automatically
Ignition system (4,609 words) [view diff] exact match in snippet view article find links to article
dependent on contact effectiveness, and poor sparking can lead to lower engine efficiency. A mechanical contact breaker system cannot control an average ignition
Tropical cyclone (17,186 words) [view diff] exact match in snippet view article find links to article
W_{in}=\epsilon Q_{in}} where ϵ {\displaystyle \epsilon } is the heat engine efficiency and Q i n {\displaystyle Q_{in}} is the total rate of heat input into
Beechcraft Duke (1,449 words) [view diff] exact match in snippet view article find links to article
introduced in 1974. The interior arrangement was renewed and the engine efficiency again increased by improved turbochargers. The Beechcraft 60 was,
Centrifugal pendulum absorber (671 words) [view diff] exact match in snippet view article find links to article
cylinder and driving at lower engine speeds. This leads to an increased engine efficiency but causes the engine's torsional vibrations to increase. The vibrations
Parasitic load (959 words) [view diff] case mismatch in snippet view article find links to article
Marc; Carder, Daniel (October 2014). "Heavy-Duty Vehicle Diesel Engine Efficiency Evaluation and Energy Audit" (PDF). Center for Alternative Fuels,
McQuay-Norris (392 words) [view diff] case mismatch in snippet view article find links to article
Financial Expanding, New York Times, June 28, 1969, pg. 37. For Testing Engine Efficiency, New York Times, January 5, 1936, pg. XX6. Business Leases, New York
Mercury Turnpike Cruiser (1,669 words) [view diff] exact match in snippet view article find links to article
curve of the instrument panel). Alongside a tachometer ("to measure engine efficiency"), the instrument panel was fitted with a clock to calculate average
Transonic Combustion (442 words) [view diff] case mismatch in snippet view article find links to article
Combustion - A Novel Injection-Ignition System for Improved Gasoline Engine Efficiency Thirty-One Visionary Companies Selected as Technology Pioneers 2011
Honda F engine (3,607 words) [view diff] exact match in snippet view article find links to article
roller-bearing rocker arms are used to help reduce friction and improve engine efficiency. Emissions EX and LX engines qualify as California LEV (Low-Emission
Malaise era (1,426 words) [view diff] exact match in snippet view article find links to article
the de-tuning techniques used to meet them were seriously reducing engine efficiency and thus increasing fuel usage. The new emission standards for the
Marine steam engine (5,935 words) [view diff] exact match in snippet view article find links to article
Watt in the later half of the 18th century greatly improved steam engine efficiency and allowed more compact engine arrangements. Successful adaptation
National Energy Technology Laboratory (2,178 words) [view diff] exact match in snippet view article find links to article
deployment of advanced vehicle technologies, including electric vehicles, engine efficiency, and lightweight materials. In addition, NETL supports administration
Defeat device (1,590 words) [view diff] exact match in snippet view article find links to article
intended to evade rules. The auto companies said the devices improved engine efficiency and actually reduced pollution. The EPA order affected 2 million 1973
Caproni (3,167 words) [view diff] exact match in snippet view article find links to article
significant aerodynamic drag, cancelling out much of the gains in engine efficiency and reducing the aircraft's top speed to only 131 km/h (81 mph). Some
Alcohol fuel (3,273 words) [view diff] exact match in snippet view article find links to article
lower carbon-to-hydrogen ratio of these alcohols, and the improved engine efficiency. Methanol and ethanol fuels contain soluble and insoluble contaminants
Drinking bird (2,548 words) [view diff] exact match in snippet view article find links to article
"drunk". Such analysis is based on the definition of the Carnot heat engine efficiency and the psychrometric concepts. By the 1760s (or earlier) German artisans
History of thermodynamics (3,538 words) [view diff] exact match in snippet view article find links to article
Reflections on the Motive Power of Fire, a discourse on heat, power, and engine efficiency. This marks the start of thermodynamics as a modern science. Hence
Steam power during the Industrial Revolution (3,812 words) [view diff] exact match in snippet view article find links to article
chamber separate from the piston chamber. These improvements increased engine efficiency by a factor of about five, saving 75% on coal costs. The Newcomen
ATR 72 (5,684 words) [view diff] exact match in snippet view article find links to article
the designing of an all-electric architecture as well as improving engine efficiency; the minimising of peak electrical loads was also a stated priority
Lockheed SR-71 Blackbird (11,823 words) [view diff] exact match in snippet view article find links to article
from the nose chines were entering the engine and interfering with engine efficiency. NASA developed a computer to control the engine bypass doors which
Alternative fuel (5,430 words) [view diff] exact match in snippet view article find links to article
emulsified with water to be used as a fuel. It helps in improving engine efficiency and reducing exhaust emissions. Carbon neutral fuel is synthetic fuel—such
James Robert Napier (512 words) [view diff] exact match in snippet view article find links to article
on the thermodynamic principle that temperature difference governs engine efficiency) with him in 1853, but the engine never saw widespread use. In 1853
Internal combustion engine (11,524 words) [view diff] case mismatch in snippet view article find links to article
from the original on 2016-09-13. Retrieved 2016-09-05. "Improving IC Engine Efficiency". Courses.washington.edu. Retrieved 2010-08-28. Szymkowski, Sean (2017-10-01)
Twin-boom aircraft (1,803 words) [view diff] exact match in snippet view article find links to article
with the need to provide a clear path for hot exhaust gases. Jet engine efficiency was hampered by long intake and exhaust trunks, as were used on many
Hyundai Scoupe (672 words) [view diff] exact match in snippet view article find links to article
design with central spark plug location was incorporated to optimize engine efficiency. The engine utilizes a Robert Bosch GmbH electronic engine control
Table of thermodynamic equations (527 words) [view diff] exact match in snippet view article find links to article
{\displaystyle \eta =\left|{\frac {W}{Q_{H}}}\right|\,\!} Carnot engine efficiency: η c = 1 − | Q L Q H | = 1 − T L T H {\displaystyle \eta _{c}=1-\left|{\frac
Queen Mary 2 (7,808 words) [view diff] exact match in snippet view article find links to article
attempted to reduce the carbon footprint of Queen Mary 2 by improving engine efficiency and reducing friction while the ship is in motion. In November 2008
Lynn, Massachusetts (6,820 words) [view diff] exact match in snippet view article find links to article
material science research at MIT and the resulting improvements in jet engine efficiency and power have kept the jet engine plant in Lynn ever since. One of
Heavy fighter (4,347 words) [view diff] exact match in snippet view article find links to article
order range depends on fuel fraction, relative drag (per pound), and engine efficiency. That is why the single engine F-16 had superior range to every other
Partnership for a New Generation of Vehicles (1,107 words) [view diff] exact match in snippet view article find links to article
ways to reach 80 mpg including reducing vehicle weight, increasing engine efficiency, combining gasoline engines and electric motors in hybrid vehicles
Saturn V (10,639 words) [view diff] exact match in snippet view article find links to article
oscillation called pogo. Second, as it climbed into thinner air F-1 engine efficiency increased significantly, a property of all rockets. The combined thrust
RS-25 (7,692 words) [view diff] exact match in snippet view article find links to article
fruition than application of a TBC, could offer unprecedented levels of engine efficiency. The engine's nozzle is 121 in (3.1 m) long with a diameter of 10
Industrial Revolution (26,886 words) [view diff] exact match in snippet view article find links to article
cylinder, also improving efficiency. These improvements increased engine efficiency so that Boulton and Watt's engines used only 20–25% as much coal per
Alfred Büchi (936 words) [view diff] exact match in snippet view article find links to article
Büchi became fascinated with the challenge of improving combustion engine efficiency relating to exhaust heat loss. Büchi's patent, No. 204630 received
Nuna 5 (726 words) [view diff] no match in snippet view article find links to article
speed Approximately 140–150 km/h Engine InWheel Direct Drive Electric Engine (Efficiency: 97 – 99%) Battery 25 kg Lithium-ion polymer Body Carbon fiber and
Ion thruster (7,302 words) [view diff] exact match in snippet view article find links to article
efficiency for a vehicle accelerating from rest as percentages of the engine efficiency. Note that peak vehicle efficiency occurs at about 1.6 times exhaust
Gasoline (15,575 words) [view diff] exact match in snippet view article find links to article
carburetor enabled the use of less volatile fuels. Further improvements in engine efficiency were attempted at higher compression ratios, but early attempts were
Rolls-Royce Controls and Data Services (1,000 words) [view diff] exact match in snippet view article find links to article
behind General Electric and ahead of Pratt & Whitney. As the focus for engine efficiency shifts towards sophisticated engine control techniques, Rolls-Royce
Cyclone Mark V Engine (3,846 words) [view diff] exact match in snippet view article find links to article
heat exchanger to absorb heat from the exhaust gasses. This improves engine efficiency as less fuel needs to be burned to heat the combustion gasses to a
Second Industrial Revolution (10,111 words) [view diff] exact match in snippet view article find links to article
in greatly increased volumes of international trade. Higher steam engine efficiency caused the number of steam engines to increase several fold, leading
Rocket engine (9,033 words) [view diff] exact match in snippet view article find links to article
instantaneous speed divided by effective exhaust speed. These percentages need to be multiplied by internal engine efficiency to get overall efficiency.
Aero Engine Controls (834 words) [view diff] exact match in snippet view article find links to article
behind General Electric and ahead of Pratt & Whitney. As the focus for engine efficiency shifts towards sophisticated engine control techniques, Rolls-Royce
Airbus A340 (10,426 words) [view diff] exact match in snippet view article find links to article
Organization. Retrieved 9 February 2011. "A330/A340 family: Twin-and four-engine efficiency". Airbus. Archived from the original on 19 November 2010. Retrieved
Supermaneuverability (3,278 words) [view diff] exact match in snippet view article find links to article
fourth-generation and through Generation 4.5 of aircraft development, advances in engine efficiency and power enabled many fighters to approach and exceed thrust-to-weight
Creative destruction (6,496 words) [view diff] exact match in snippet view article find links to article
destruction (without using the term) brought about by improvements in steam engine efficiency, shipping, the international telegraph network, and agricultural mechanization
Emulsified fuel (1,003 words) [view diff] exact match in snippet view article find links to article
have been found to be reduced drastically along with the increase in engine efficiency. Emulsions Emulsion dispersion Microemulsion Miniemulsion Pickering
Hybrid vehicle drivetrain (7,046 words) [view diff] case mismatch in snippet view article find links to article
Engine Limits". Green Car Reports. Retrieved 2015-11-22. "Improving IC Engine Efficiency". University of Washington: Energy & Environment – Autumn 2001. Retrieved
Boeing Pelican (7,182 words) [view diff] exact match in snippet view article find links to article
converts about 38 percent of the fuel's energy into thrust, a comparable engine efficiency to those in modern widebody aircraft. The engines are paired behind
Tupolev Tu-144 (9,285 words) [view diff] exact match in snippet view article find links to article
spray guards (a.k.a. water deflectors or "mud flaps" that increase engine efficiency when taking off from wet airstrips). These requests were denied after
Ford Modular engine (7,895 words) [view diff] exact match in snippet view article find links to article
rings fitted to the engine's pistons. This would serve to improve engine efficiency through reduced friction and reduce the engine's oil consumption,
Single-stage-to-orbit (5,117 words) [view diff] exact match in snippet view article find links to article
bell that is only optimal at a single altitude lowers the overall engine efficiency.[citation needed] One possible solution would be to use an aerospike
Supersonic transport (7,735 words) [view diff] exact match in snippet view article find links to article
fan design means that the amount of bypass that maximizes overall engine efficiency is a function of forward speed, which decreases from propellers, to
Propfan (8,291 words) [view diff] exact match in snippet view article find links to article
aviation, engine designers continue to seek ways to improve aero engine efficiency. The propfan concept was developed to deliver 35% better fuel efficiency
Alfa Romeo Giulia (952) (6,095 words) [view diff] exact match in snippet view article
values like implementation of a low-pressure EGR valve that improves engine efficiency, an air-water intercooler, a secondary engine cooling circuit in addition
Manson-Guise Engine (524 words) [view diff] exact match in snippet view article find links to article
15 Aug 2016 through a kickstarter project launch. The Manson-Guise engine efficiency has yet to be tested but is expected to be less than the Stirling
Katherine Faber (734 words) [view diff] exact match in snippet view article find links to article
under cyclic thermal loading, which has applications in improving engine efficiency and wear; and the creation of high-temperature porous ceramics with
Achates Power (1,029 words) [view diff] exact match in snippet view article find links to article
parts including the cylinder head and valvetrain, improving overall engine efficiency as these components are considered primary contributors to heat and
Wankel engine (17,821 words) [view diff] exact match in snippet view article find links to article
ignition aspect of SPCCI makes possible a super lean burn improving engine efficiency up to 20–30%. SPCCI gives high efficiency across a wide range of rpms
Theodore "Ted" Nieman Kincannon (822 words) [view diff] exact match in snippet view article find links to article
and later icing conditions. Ice formation on the carburetor reduced engine efficiency, necessitating a forced landing. Reports of the passengers indicate
Honda advanced technology (2,959 words) [view diff] exact match in snippet view article find links to article
higher fuel economy and low exhaust emissions without compromising engine efficiency. The IMA system uses the engine as the main power source and an electric
Citroën 2CV (12,450 words) [view diff] exact match in snippet view article find links to article
pressure in the crankcase which must be removed in the interests of engine efficiency and to prevent oil and gas leaks. The 2CV's engine has a combined
Kurogane Type 95 (2,129 words) [view diff] exact match in snippet view article find links to article
it is supposed that it was water-cooled to increase durability and engine efficiency. Square grille. Production type C: produced in 1944; engine displacement
Energy policy of the United States (11,469 words) [view diff] case mismatch in snippet view article find links to article
World Factbook". CIA.gov. Retrieved September 1, 2012. "Improving IC Engine Efficiency". Courses.washington.edu. Retrieved March 30, 2012. "Carnot Cycle"
Energy applications of nanotechnology (4,018 words) [view diff] exact match in snippet view article find links to article
the pressure within the combustion chamber of engines to increase engine efficiency and curb NOx emissions. Addition of carbon nanoparticles has also
Yellow vests movement (20,474 words) [view diff] exact match in snippet view article find links to article
use, while taking advantage of diesel fuel availability and diesel engine efficiency. The French manufacturer Peugeot has been at the forefront of diesel
Steam-powered vessel (1,381 words) [view diff] exact match in snippet view article find links to article
one or more additional pistons. This configuration offers increased engine efficiency by improving the force produced per unit of fuel consumed. A paddle-wheel
Supercapacitor (19,150 words) [view diff] exact match in snippet view article find links to article
resulting in 3700 Wh/kg considering a typical 30% internal combustion engine efficiency). Commercial energy density (also called volumetric specific energy
Hyper engine (2,449 words) [view diff] exact match in snippet view article find links to article
cylinder to escape through the partially open valve, reducing the engine efficiency. Increasing valve spring pressure to close the valves faster led to
Chemical Automatics Design Bureau (3,570 words) [view diff] exact match in snippet view article find links to article
and operational requirements to LV defined the necessity of high engine efficiency and reliability, protection of its inner cavities from the environment
History of rockets (9,354 words) [view diff] exact match in snippet view article find links to article
directed jet of gas, more than doubling the thrust and raising the engine efficiency from 2% to 64%. On 16 March 1926 Robert Goddard launched the world's
Lexus LFA (13,074 words) [view diff] exact match in snippet view article find links to article
pistons without the use of a split-journal crankshaft, thus improving engine efficiency as well as lowering the overall weight. Dry sump lubrication prevents
Ceramic matrix composite (6,934 words) [view diff] exact match in snippet view article find links to article
turbines permit higher turbine inlet temperatures, which improves engine efficiency. Because of the complex shape of stator vanes and turbine blades,
Economy car (18,950 words) [view diff] exact match in snippet view article find links to article
the engine management computer to control valve timing, improving engine efficiency, giving better torque, power, economy, and emissions. Safety design
Mississippi-class battleship (6,780 words) [view diff] exact match in snippet view article find links to article
the weight goal. As with most US naval designs, coal storage and engine efficiency were more important than in European designs. US ships might have
Fuel economy in aircraft (6,787 words) [view diff] exact match in snippet view article find links to article
cruise-speed allows more revenue passenger miles flown per day. Jet engine efficiency increases with velocity because the speed difference between the flight
Airmail Flyers' Medal of Honor (3,510 words) [view diff] exact match in snippet view article find links to article
and later icing conditions. Ice formation on the carburetor reduced engine efficiency, necessitating a forced landing. Reports of the passengers indicate
Pollution in California (9,589 words) [view diff] case mismatch in snippet view article find links to article
Retrieved 2019-04-17. Joshi, Ameya (2019-04-02). "Review of Vehicle Engine Efficiency and Emissions". SAE Technical Paper Series. 400 Commonwealth Drive
Engineering Heritage Awards (1,403 words) [view diff] exact match in snippet view article find links to article
the separate condenser giving a significant improvement in steam engine efficiency. A crucial development in the Industrial Revolution. 19 August 2019
Theory and Construction of a Rational Heat Motor (4,865 words) [view diff] exact match in snippet view article find links to article
the gas engine are, how hard it was to reach the modern level of engine efficiency, and how little chance there is left that on the current way anything