Results 21 to 30 of about 885,103 (313)

Site selection for Croatian low and intermediate level radioactive waste repository

open access: yesJournal of Maps, 2020
Radioactive waste disposal and management presents a unique problem at the Krško nuclear power plant as it is built and co-owned by the Republic of Croatia and the Republic of Slovenia.
Dario Perković   +3 more
doaj   +1 more source

Future directions of fuel efficiency in aviation industry [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

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

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

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

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

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

Design of experiment study of the parameters that affect performance of three flow plate configurations of a proton exchange membrane fuel cell [PDF]

open access: yes, 2010
Low temperature hydrogen fuel cells are electrochemical devices which offer a promising alternative to traditional power sources. Fuel cells produce electricity with a reaction of the fuel (hydrogen) and air. Fuel cells have the advantage of being clean;
Carton, James, Olabi, Abdul-Ghani
core   +1 more source

Fuel-Efficient Trajectories Traffic Synchronization [PDF]

open access: yesJournal of Aircraft, 2019
Continuous descent operations (CDOs) with required times of arrival (RTA) have been identified as a potential solution for reducing the environmental footprint of aviation in the terminal maneuvering area without compromising capacity. This paper assesses the feasibility of replacing current air traffic control sequencing and merging techniques, mainly
Pawelek, Adrian   +3 more
openaire   +3 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

Home - About - Disclaimer - Privacy