Validation of Aircraft Noise Prediction Models at Low Levels of Exposure

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Publisher : Createspace Independent Publishing Platform
ISBN 13 : 9781721092222
Total Pages : 102 pages
Book Rating : 4.0/5 (922 download)

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Book Synopsis Validation of Aircraft Noise Prediction Models at Low Levels of Exposure by : National Aeronautics and Space Administration (NASA)

Download or read book Validation of Aircraft Noise Prediction Models at Low Levels of Exposure written by National Aeronautics and Space Administration (NASA) and published by Createspace Independent Publishing Platform. This book was released on 2018-06-13 with total page 102 pages. Available in PDF, EPUB and Kindle. Book excerpt: Aircraft noise measurements were made at Denver International Airport for a period of four weeks. Detailed operational information was provided by airline operators which enabled noise levels to be predicted using the FAA's Integrated Noise Model. Several thrust prediction techniques were evaluated. Measured sound exposure levels for departure operations were found to be 4 to 10 dB higher than predicted, depending on the thrust prediction technique employed. Differences between measured and predicted levels are shown to be related to atmospheric conditions present at the aircraft altitude. Page, Juliet A. and Hobbs, Christopher M. and Plotkin, Kenneth J. and Stusnick, Eric and Shepherd, Kevin P. (Technical Monitor) Langley Research Center NAS1-20103; RTOP 538-03-15-01

Validation of Aircraft Noise Prediction Models at Low Levels of Exposure

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ISBN 13 :
Total Pages : 102 pages
Book Rating : 4.:/5 (317 download)

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Book Synopsis Validation of Aircraft Noise Prediction Models at Low Levels of Exposure by :

Download or read book Validation of Aircraft Noise Prediction Models at Low Levels of Exposure written by and published by . This book was released on 2000 with total page 102 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Validation of Aircraft Noise Models at Lower Levels of Exposure

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ISBN 13 :
Total Pages : 124 pages
Book Rating : 4.:/5 (317 download)

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Download or read book Validation of Aircraft Noise Models at Lower Levels of Exposure written by and published by . This book was released on 1996 with total page 124 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Aircraft Noise

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Publisher : CRC Press
ISBN 13 : 0203888820
Total Pages : 430 pages
Book Rating : 4.2/5 (38 download)

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Book Synopsis Aircraft Noise by : Oleksandr Zaporozhets

Download or read book Aircraft Noise written by Oleksandr Zaporozhets and published by CRC Press. This book was released on 2011-05-13 with total page 430 pages. Available in PDF, EPUB and Kindle. Book excerpt: Aircraft noise has adverse impacts on passengers, airport staff and people living near airports, it thus limits the capacity of regional and international airports throughout the world. Reducing perceived noise of aircraft involves reduction of noise at source, along the propagation path and at the receiver. Effective noise control demands highly s

Scientific and Technical Aerospace Reports

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ISBN 13 :
Total Pages : 700 pages
Book Rating : 4.3/5 (91 download)

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Book Synopsis Scientific and Technical Aerospace Reports by :

Download or read book Scientific and Technical Aerospace Reports written by and published by . This book was released on 1995 with total page 700 pages. Available in PDF, EPUB and Kindle. Book excerpt: Lists citations with abstracts for aerospace related reports obtained from world wide sources and announces documents that have recently been entered into the NASA Scientific and Technical Information Database.

Validation of Aircraft Noise Models at Lower Levels of Exposure

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Publisher : Createspace Independent Publishing Platform
ISBN 13 : 9781723481673
Total Pages : 122 pages
Book Rating : 4.4/5 (816 download)

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Book Synopsis Validation of Aircraft Noise Models at Lower Levels of Exposure by : National Aeronautics and Space Administration (NASA)

Download or read book Validation of Aircraft Noise Models at Lower Levels of Exposure written by National Aeronautics and Space Administration (NASA) and published by Createspace Independent Publishing Platform. This book was released on 2018-07-23 with total page 122 pages. Available in PDF, EPUB and Kindle. Book excerpt: Noise levels around airports and airbases in the United States arc computed via the FAA's Integrated Noise Model (INM) or the Air Force's NOISEMAP (NMAP) program. These models were originally developed for use in the vicinity of airports, at distances which encompass a day night average sound level in decibels (Ldn) of 65 dB or higher. There is increasing interest in aircraft noise at larger distances from the airport. including en-route noise. To evaluate the applicability of INM and NMAP at larger distances, a measurement program was conducted at a major air carrier airport with monitoring sites located in areas exposed to an Ldn of 55 dB and higher. Automated Radar Terminal System (ARTS) radar tracking data were obtained to provide actual flight parameters and positive identification of aircraft. Flight operations were grouped according to aircraft type. stage length, straight versus curved flight tracks, and arrival versus departure. Sound exposure levels (SEL) were computed at monitoring locations, using the INM, and compared with measured values. While individual overflight SEL data was characterized by a high variance, analysis performed on an energy-averaging basis indicates that INM and similar models can be applied to regions exposed to an Ldn of 55 dB with no loss of reliability. Page, Juliet A. and Plotkin, Kenneth J. and Carey, Jeffrey N. and Bradley, Kevin A. Langley Research Center AIRCRAFT NOISE; NOISE INTENSITY; NOISE REDUCTION; FLIGHT CHARACTERISTICS; RADAR TRACKING; POSITION (LOCATION); FLIGHT OPERATIONS; SOUND PROPAGATION; NOISE PREDICTION (AIRCRAFT); AEROACOUSTICS; AUTOMATED RADAR TERMINAL SYSTEM; RELIABILITY; AIRPORTS; APPLICATIONS PROGRAMS (COMPUTERS); EXPOSURE...

For Greener Skies

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Publisher : National Academies Press
ISBN 13 : 0309169631
Total Pages : 71 pages
Book Rating : 4.3/5 (91 download)

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Book Synopsis For Greener Skies by : National Research Council

Download or read book For Greener Skies written by National Research Council and published by National Academies Press. This book was released on 2002-04-24 with total page 71 pages. Available in PDF, EPUB and Kindle. Book excerpt: Each new generation of commercial aircraft produces less noise and fewer emissions per passenger-kilometer (or ton-kilometer of cargo) than the previous generation. However, the demand for air transportation services grows so quickly that total aircraft noise and emissions continue to increase. Meanwhile, federal, state, and local noise and air quality standards in the United States and overseas have become more stringent. It is becoming more difficult to reconcile public demand for inexpensive, easily accessible air transportation services with concurrent desires to reduce noise, improve local air quality, and protect the global environment against climate change and depletion of stratospheric ozone. This situation calls for federal leadership and strong action from industry and government. U.S. government, industry, and universities conduct research and develop technology that could help reduce aircraft noise and emissions-but only if the results are used to improve operational systems or standards. For example, the (now terminated) Advanced Subsonic Technology Program of the National Aeronautics and Space Administration (NASA) generally brought new technology only to the point where a system, subsystem model, or prototype was demonstrated or could be validated in a relevant environment. Completing the maturation process-by fielding affordable, proven, commercially available systems for installation on new or modified aircraft-was left to industry and generally took place only if industry had an economic or regulatory incentive to make the necessary investment. In response to this situation, the Federal Aviation Administration, NASA, and the Environmental Protection Agency, asked the Aeronautics and Space Engineering Board of the National Research Council to recommend research strategies and approaches that would further efforts to mitigate the environmental effects (i.e., noise and emissions) of aviation. The statement of task required the Committee on Aeronautics Research and Technology for Environmental Compatibility to assess whether existing research policies and programs are likely to foster the technological improvements needed to ensure that environmental constraints do not become a significant barrier to growth of the aviation sector.

NASA Langley Scientific and Technical Information Output 2000

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Publisher :
ISBN 13 :
Total Pages : 162 pages
Book Rating : 4.:/5 (317 download)

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Download or read book NASA Langley Scientific and Technical Information Output 2000 written by and published by . This book was released on 2001 with total page 162 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Calculation of Road Traffic Noise

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Publisher :
ISBN 13 :
Total Pages : 104 pages
Book Rating : 4.:/5 (1 download)

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Book Synopsis Calculation of Road Traffic Noise by : Great Britain. Department of Transport

Download or read book Calculation of Road Traffic Noise written by Great Britain. Department of Transport and published by . This book was released on 1988 with total page 104 pages. Available in PDF, EPUB and Kindle. Book excerpt: Supersedes 1975 edition (ISBN 011553676)

Reese Air Force Base (AFB), Disposal and Reuse

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Publisher :
ISBN 13 :
Total Pages : 608 pages
Book Rating : 4.3/5 (555 download)

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Download or read book Reese Air Force Base (AFB), Disposal and Reuse written by and published by . This book was released on 1997 with total page 608 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Technology for a Quieter America

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Publisher : National Academies Press
ISBN 13 : 0309156327
Total Pages : 210 pages
Book Rating : 4.3/5 (91 download)

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Book Synopsis Technology for a Quieter America by : National Academy of Engineering

Download or read book Technology for a Quieter America written by National Academy of Engineering and published by National Academies Press. This book was released on 2010-10-30 with total page 210 pages. Available in PDF, EPUB and Kindle. Book excerpt: Exposure to noise at home, at work, while traveling, and during leisure activities is a fact of life for all Americans. At times noise can be loud enough to damage hearing, and at lower levels it can disrupt normal living, affect sleep patterns, affect our ability to concentrate at work, interfere with outdoor recreational activities, and, in some cases, interfere with communications and even cause accidents. Clearly, exposure to excessive noise can affect our quality of life. As the population of the United States and, indeed, the world increases and developing countries become more industrialized, problems of noise are likely to become more pervasive and lower the quality of life for everyone. Efforts to manage noise exposures, to design quieter buildings, products, equipment, and transportation vehicles, and to provide a regulatory environment that facilitates adequate, cost-effective, sustainable noise controls require our immediate attention. Technology for a Quieter America looks at the most commonly identified sources of noise, how they are characterized, and efforts that have been made to reduce noise emissions and experiences. The book also reviews the standards and regulations that govern noise levels and the federal, state, and local agencies that regulate noise for the benefit, safety, and wellness of society at large. In addition, it presents the cost-benefit trade-offs between efforts to mitigate noise and the improvements they achieve, information sources available to the public on the dimensions of noise problems and their mitigation, and the need to educate professionals who can deal with these issues. Noise emissions are an issue in industry, in communities, in buildings, and during leisure activities. As such, Technology for a Quieter America will appeal to a wide range of stakeholders: the engineering community; the public; government at the federal, state, and local levels; private industry; labor unions; and nonprofit organizations. Implementation of the recommendations in Technology for a Quieter America will result in reduction of the noise levels to which Americans are exposed and will improve the ability of American industry to compete in world markets paying increasing attention to the noise emissions of products.

Aeronautical Engineering

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ISBN 13 :
Total Pages : 538 pages
Book Rating : 4.3/5 (91 download)

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Download or read book Aeronautical Engineering written by and published by . This book was released on 1991 with total page 538 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Aeroacoustics of Flight Vehicles

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ISBN 13 :
Total Pages : 620 pages
Book Rating : 4.F/5 ( download)

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Book Synopsis Aeroacoustics of Flight Vehicles by : Harvey H. Hubbard

Download or read book Aeroacoustics of Flight Vehicles written by Harvey H. Hubbard and published by . This book was released on 1991 with total page 620 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Expanded East Coast Plan, Changes in Aircraft Flight Patterns Over the State of NJ

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ISBN 13 :
Total Pages : 868 pages
Book Rating : 4.3/5 (555 download)

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Book Synopsis Expanded East Coast Plan, Changes in Aircraft Flight Patterns Over the State of NJ by :

Download or read book Expanded East Coast Plan, Changes in Aircraft Flight Patterns Over the State of NJ written by and published by . This book was released on 1995 with total page 868 pages. Available in PDF, EPUB and Kindle. Book excerpt:

England Air Force Base (AFB), Disposal and Reuse

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Publisher :
ISBN 13 :
Total Pages : 602 pages
Book Rating : 4.3/5 (555 download)

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Download or read book England Air Force Base (AFB), Disposal and Reuse written by and published by . This book was released on 1992 with total page 602 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Departments of Veterans Affairs and Housing and Urban Development, and Independent Agencies Appropriations for 2003

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Publisher :
ISBN 13 :
Total Pages : 1196 pages
Book Rating : 4.:/5 (319 download)

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Book Synopsis Departments of Veterans Affairs and Housing and Urban Development, and Independent Agencies Appropriations for 2003 by : United States. Congress. House. Committee on Appropriations. Subcommittee on VA, HUD, and Independent Agencies

Download or read book Departments of Veterans Affairs and Housing and Urban Development, and Independent Agencies Appropriations for 2003 written by United States. Congress. House. Committee on Appropriations. Subcommittee on VA, HUD, and Independent Agencies and published by . This book was released on 2002 with total page 1196 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Guidance on the Balanced Approach to Aircraft Noise Management

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Publisher :
ISBN 13 :
Total Pages : 130 pages
Book Rating : 4.:/5 (31 download)

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Download or read book Guidance on the Balanced Approach to Aircraft Noise Management written by and published by . This book was released on 2008 with total page 130 pages. Available in PDF, EPUB and Kindle. Book excerpt: