Energy efficiency of various transportation modes

by National Research Council (U.S.) Transportation Research Board

Publisher: National Academy of Sciences in Washington

Written in English
Published: Pages: 44 Downloads: 358
Share This


  • United States


  • Transportation -- Energy consumption -- United States -- Congresses.,
  • Motor vehicles -- United States -- Fuel consumption -- Congresses.,
  • Energy conservation -- United States -- Congresses.

Edition Notes

FIGURE U.S. transportation energy consumption by mode and vehicle in SOURCE: U.S. Department of Energy’s Transportation Energy Data Book (Bodek ) in NAS/NAE/NRC (d). Reprinted with permission; copyright , Massachusetts Institute of Technology.   Energy efficiency in air transport is also a priority for aircraft manufacturers and aircraft engine producers. Innovative concepts for passenger traffic already exist—now it is time to provide a cost-effective alternative to fossil fuels for transport of goods on the roads.   Estimated average delivered ethanol costs, in dollars, range from $ to $ per liter ($− per gallon), depending on transportation distance and mode. Emissions from ethanol transport estimated in this work are up to 2 times those in previous ethanol LCA studies and thus lead to larger total life cycle effects. Nearly the entire energy consumption of the transport sector consists of fossil fact, according to the European Environment Agency, the EU is 98 % dependent on fuel combustion produces carbon dioxide (CO 2) and other emissions resulting from human activity, many of them harmful to human quantities and profile of these emissions depend on the quantity and.

the efficiencies of various modes of transportation in carrying cargo over long distances are measured in term of. by a) the fuel efficiency of avg passenger car will reach 47 mpg b) roughly 90% of all vehicles will be hybrid c) the # of diesel engines in the market will surpass that of conventional gasoline engines the book says. Transportation Efficiency Assignment This project is designed for use with the following episodes: • e2 transport — Paris: Vélo Liberté and Portland: A Sense of Place Objective: To analyze the efficiency of different modes of transportation and write a research paper with recommendations for the most efficient system in your own community. 7. Since the first big oil crisis 40 years ago – despite technical progress, potential for cost-effective energy efficiency improvements and policy efforts – the transport system has not fundamentally changed. Transport has become more energy efficient, but EU transport still depends on oil and oil products for 96% of its energy needs.

Energy efficiency of various transportation modes by National Research Council (U.S.) Transportation Research Board Download PDF EPUB FB2

Energy efficiency of various transportation modes (Transportation research record) Unknown Binding – January 1, by National Research Council (U.S.) (Author) See all formats and editions Hide other formats and editions click to open popoverAuthor: National Research Council (U.S.).

Energy efficiency of various transportation modes (Book, ) [] Get this from a library. Energy efficiency of various transportation modes. [National Research Council (U.S.). Energy Efficiency in Air Transportation explores the relationship between air transportation and energy use, starting with an analysis of air transport energy sources and their potential development.

American Public Transportation Association, Public Transportation Fact Book (Washington, DC: June ), tab 27, 28 and similar tables in earlier editions. U.S. Department of Transportation, Federal Transit Administration, National Transportation Database, table 17 and similar tables in previous years, available.

The Transportation Energy Data Book (TEDB) is a compendium of data on transportation with an emphasis on energy. The TEDB is produced by Oak Ridge National Laboratory for the U.S.

Department of Energy’s Office of Energy Vehicle Technologies Office. Edition is the latest edition. It focused instead on the use of more energy-efficient modes of transportation as a means of achieving energy savings (for example, using mass transit or freight rail in place of Page Share Cite Suggested Citation: "3 Energy Efficiency in Transportation.".

Shift from less to more energy efficient transport modes The various transport modes can vary greatly in terms of primary energy efficiency, even with similar levels of loading.

A mode could fare better under different circumstances. PLANE The short flight and small aircraft size (fewer fliers), compounded by the intense fuel-burn of take-off and landing, reduce efficiency. Collectively the Administration’s energy actions are improving the efficiency of heavy and light duty vehicles, encouraging the use of alternative fuels through the Renewable Fuel Standard, and developing technologies for advanced vehicles and fuels.

(DOT) is fostering an energy efficient transportation system across all modes of transportation. This chapter presents an introductory and broad overview of how different modes of transportation use energy to produce movement and how this may impact the environment.

It shows how to determine the forces of resistance to motion (FRM) and that may be divided into natural forces of resistance to motion (NFRM) and forces needed to change speed (FNCS).

The energy efficiency in transport is the useful travelled distance, of passengers, goods or any type of load; divided by the total energy put into the transport propulsion means. The energy input might be rendered in several different types depending on the type of propulsion, and normally such energy is presented in liquid fuels, electrical energy or food energy.

The efficiencies of present-day modes of transportation are reviewed. Future sustainable options are discussed. Transportation takes about 20% of the energy use worldwide [], and this figure is likely to fact that transportation requires some form of mobile energy storage makes this topic especially challenging for the post-fossil-fuel era.

Updated Comparison of Energy Use & Emissions from Different Transportation Modes M.J. Bradley & Associates April 6 Figure CO 2 Emissions (g) per Passenger-Mile, by Mode The most energy- and carbon dioxide-intensive mode is Demand Response at an average of 15, btu/pass-mi and 1, g CO 2 /pass-mi.

Van Pools on average produce almost. Existing transport and energy research has focused on technologies and energy efficiency; however, more efficient technologies do not necessarily lead to energy reduction.

Unfortunately, very limited behavioral research can be found in the literature. This book covers major transport modes in. The modes of transportation typically used in open-cut mines are mainly truck transportation, belt conveyor transportation, and a combination of the two modes.

With regard to the differences between mines, a unified energy efficiency model was established to calculate the energy efficiency of different modes of transportation in open-cut mines. Get this from a library. Energy effects, efficiencies, and prospects for various modes of transportation.

[National Research Council (U.S.). Transportation Research Board.]. Energy Efficient Mobility Systems Research. To maximize the advantages of emerging disruptive technologies, such as connected and autonomous vehicles, VTO launched Energy Efficient Mobility Systems (EEMS).

This comprehensive research program aims to identify and make full use of energy efficiency opportunities of advanced vehicle technologies and infrastructure, its interactions. Worldwide transportation energy consumption by mode in the IEO Reference case and Will consumers desire more fuel-efficient vehicles and will they prefer public The last two worldwide scenarios focus on different light- and/or heavy-duty vehicle.

U.S. Department of Energy - Energy Efficiency and Renewable Energy Alternative Fuels Data Center. Comparison of per-passenger fuel economy for various modes of transportation.

Last update May Source: Oak Ridge National Laboratory, Transportation Energy Data Book ,Table British thermal unit (BTU). This graph shows the energy consumption (in gasoline gallon equivalents [GGEs]) of the U.S. transportation sector by mode and fuel type for the year For the most part, each transportation mode is dominated by a different fuel type.

Light-duty vehicles use the most GGEs of fuel per year, followed by medium/heavy trucks and buses. districts to improve energy efficiency in K school buildings.

This guide provides information on how school districts, as extensions of local government, have planned and implemented programs to improve energy efficiency in existing school buildings and to incorporate energy efficiency.

Energy use: Transportation energy use increased by 28% between andand by almost 45% between and Energy use was about 4% lower in as compared to Energy intensity index: Energy intensity over the entire period from through declined 30%.

About equal percentage declines (~ 17%) were experienced in both. Rail is among the most energy efficient modes of transport for freight and passengers - while the rail sector carries 8% of the world’s passengers and 7% of global freight transport, it represents only 2% of total transport energy demand.

Efficient mode. Passenger rail transport. Transportation and Sustainability Peer Exchange May, Gallaudet University Kellogg Center Introduction Global concerns about climate change, energy use, environmental impacts, and limits to financial resources for transportation infrastructure require new and different.

Chapter 2 will discuss air transport’s impact on the environment and the response and actions from the air transport sector. Chapter 3 will detail potential energy efficiency gains in aircraft design, air service operation, as well as infrastructure design.

The role of the government and private sector in fostering and supporting those energy. Topics include energy efficiency, transportation, community planning and design, solid waste and materials management, and renewable energy. City, county, territorial, tribal, and regional government staff, and elected officials can use these guides to plan, implement, and evaluate their.

The Transportation Energy Data Book: Edition 16 is a statistical compendium prepared and published by Oak Ridge National Laboratory (ORNL) under contract with the Office of Transportation Technologies in the Department of Energy (DOE). Designed for use as a desk-top reference, the data book represents an assembly and display of statistics and information that characterize transportation.

Transportation Energy Data Book: Edition – Released Ap Appliance Efficiency Regulations Building Energy Efficiency California Energy Commission Tribal Program Energy Suppliers Reporting State Energy Management Warren-Alquist Act Programs and Topics Sub Menu Toggle. Walking and cycling have long been considered the most environmentally sound methods of getting around.

They still are but some environmentalists have argued that. is cooperative with other transport modes, such as m aritime and land transport, to provide a service base on Just-In- Time, and door-to-door. Land Logistics. Available, capable technologies. Existing technologies can help improve the fuel efficiency of our planes, trains, and ships.

For aircraft, available technologies include lighter weight materials and more fuel efficient engines. Trains and ships, powered by diesel engines, can take advantage of engine improvements similar to those being used in heavy-duty trucks, and can also. Selects the best operating frequency and voltage for optimal performance and power.

The Energy Performance Preference (PERFEPP) is a global power efficiency hint to the CPU. Fan speed (RPM) Where applicable, adjusts for changing conditions such as keeping fan silent in battery saver slider mode. Processor package power limits (PL1/PL2).