Results 21 to 30 of about 187,058 (317)

IMPROVEMENT EVALUATION METHODOLOGY OF VEHICLE LOAD AND ENERGY EFFICIENCY [PDF]

open access: yesAvtomobilʹnyj Transport (Harʹkov), 2022
Problem. There was a need to expand the well-known concept of vehicle operational properties - fuel efficiency arose in connection with the advent of new alternative power plants (electric motors, flywheel engines, hybrid power plants, etc.), which ...
Mikhail Podrigalo   +6 more
doaj   +1 more source

Fuel-Efficiency Improvement by Component-Size Optimization in Hybrid Electric Vehicles

open access: yesWorld Electric Vehicle Journal, 2023
Hybrid electric vehicles (HEV) play an important role in sustainable transportation systems. The component size of HEV plays a vital role in the fuel efficiency of vehicles.
Swapnil Srivastava   +2 more
doaj   +1 more source

Fuel Adjustment Mechanisms and Economic Efficiency [PDF]

open access: yesThe Journal of Industrial Economics, 1979
FUEL adjustment mechanisms used in electricity and natural gas pricing are formulae that provide for automatic adjustments in output prices in response to changes in the factor prices of boiler fuels and wellhead gas, respectively. Because these adjustments are made automatically, regulatory commissions do not exercise direct review of the ...
Baron, David P, De Bondt, Raymond R
openaire   +2 more sources

Automotive Fuel Processor Development and Demonstration with Fuel Cell Systems [PDF]

open access: yes, 2005
The potential for fuel cell systems to improve energy efficiency and reduce emissions over conventional power systems has generated significant interest in fuel cell technologies.
Cells, Nuvera Fuel
core   +1 more source

Power Transmission Efficiency Analysis of 42 kW Power Agricultural Tractor According to Tillage Depth during Moldboard Plowing

open access: yesAgronomy, 2020
In order to optimize tractor design and optimize efficiency during tillage operation, it is essential to verify the impact through field tests on factors affecting the tractor load.
Yeon-Soo Kim   +10 more
doaj   +1 more source

Impact of Late and Early Fuel Injection on Main Engine Efficiency and Exhaust Gas Emissions [PDF]

open access: yesTransNav, 2023
Exhaust gas emissions from ships are an aspect of the global maritime industry which has been given great importance in recent years. Increasing the efficiency of maritime transport regarding fuel consumption and exhaust gas emissions is an ongoing ...
Zoran Pavin   +3 more
doaj   +1 more source

Automotive Fuel Efficiency [PDF]

open access: yesScience, 1992
For at least the remainder of this century, the United States faces a growing dependence on imported oil. Costs are substantial, and they will mount. In June 1992, net imports provided nearly 50% of supplies, and their cost was $4.3 billion. Cost of net imports of motor vehicles and parts amounted to $3.0 billion.
openaire   +2 more sources

Optimisation and Efficiency Improvement of Electric Vehicles Using Computational Fluid Dynamics Modelling

open access: yesEntropy, 2022
Due to the rise in awareness of global warming, many attempts to increase efficiency in the automotive industry are becoming prevalent. Design optimization can be used to increase the efficiency of electric vehicles by reducing aerodynamic drag and lift.
Darryl Afianto   +5 more
doaj   +1 more source

Innovations, technology and efficiency shaping the aerospace environment [PDF]

open access: yesINCAS Bulletin, 2013
A major goal for the aviation community is reducing fuel consumption. Nowadays we can see so much effort to design a modern aircrafts that offer weight and low fuel burn savings.
Maria MRAZOVA
doaj   +1 more source

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