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FAA William J. Hughes Technical Center for Advanced Aerospace

rosaP Repository & Open Science Access Portal

Technical reports, Tech Notes, and articles that document the FAA’s applied research, engineering, testing and evaluation, and resulting scientific solutions addressing current and future air transportation challenges in collaboration with industry, academia, and other government partners. For more content, visit the FAA Technical Library https://www.faa.gov/about/office_org/headquarters_offices/ang/library/. Bookmark this collection:https://rosap.ntl.bts.gov/collection_faa_tl or https://doi.org/10.21949/1530830.

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Showing 121 - 140 of 603 results
  • Terminal Area Icing Weather Information for NextGen TAIWIN User Evaluation Results
    Terminal Area Icing Weather Information for NextGen (TAIWIN) User Evaluation Results
    United States. Department of Transportation. Federal Aviation Administration. Aviation Weather Demonstration and Evaluation (AWDE)  ...
    2023-01-01 | PDF
    The FAA Aviation Weather Research Program (AWRP) funded the National Center for Atmospheric Research (NCAR) In-Flight Icing Product Development Team (IFIPDT) to develop an icing diagnosing and forecasting product. The National Oceanic and Atmospheric Administration (NOAA) Aviation Weather Testbed (AWT) was tasked to integrate Icing Product Alaska ( ...
  • Method to Identify and Quantify MultipleEvent Roughness
    Method to Identify and Quantify Multiple-Event Roughness
    Gerardi, Tony ;
    Gerardi, Michael
    2023-01-01 | PDF
    FAA Advisory Circular (AC) 150/5380-9 “provides guidelines and procedures for measuring and evaluating runway roughness as identified by surface profile data of rigid and flexible airport pavements. The guidance in this AC provides technical procedures to quantify surface irregularities and to determine how surface irregularities may affect specifi ...
  • Guidelines to Minimize Manufacturing Induced Anomalies in Critical Rotating Parts 2022 Revision
    Guidelines to Minimize Manufacturing Induced Anomalies in Critical Rotating Parts – 2022 Revision
    AIA Rotor Manufacturing Team  ...
    2023-01-01 | PDF
    This report was developed by a partnership of the Aerospace Industries Association (AIA) Rotor Integrity Steering Committee (RISC) member company manufacturing experts and the Federal Aviation Administration (FAA) in response to accidents and incidents caused by Manufacturing Induced Anomalies in Critical Rotating Parts. According to a 2017 summary ...
  • Effect of Disinfectants on Aircraft Cabin Interior Materials
    Effect of Disinfectants on Aircraft Cabin Interior Materials
    Bhasin, Akhil ;
    Maichan, Tanat
    2022-12-01 | PDF
    Due to the coronavirus 2019 (COVID-19) public health emergency, the airline industry implemented meticulous and frequent interior disinfection procedures. This excessive use of disinfectants raised concerns on its potential negative impact on materials performance. This research focuses on evaluating the performance of aircraft cabin materials when ...
  • Practical Lessons Learned from Planning Collecting Processing and Analyzing Small Unmanned Aircraft System Data for Airfield Pavement Inspection
    Practical Lessons Learned from Planning, Collecting, Processing, and Analyzing Small Unmanned Aircraft System Data for Airfield Pavement Inspection
    Sourav, Md Abdullah All ;
    Ceylan, Halil
    2022-12-01 | PDF
    A small unmanned aircraft system (sUAS) or drone has proven to be a valuable tool for civil infrastructure inspection, highway inspection, unpaved road inspection, bridge inspection, construction work progress monitoring, and other applications. Additionally, several proof-of-concept studies showed that sUAS could be helpful for airfield pavement d ...
  • Methods of Collection and Analysis of Acid Gases in Fire Tests
    Methods of Collection and Analysis of Acid Gases in Fire Tests
    Speitel, Louise ;
    Safronava, Natallia
    2022-12-01 | PDF
    This report documents proven methods of collection and analysis for acid gases in fire tests conducted at the FAA Technical Center. It focuses on methods of collection and analysis requiring trapping hot acid gases at the sampling point and avoiding errors due to sample line losses. The sampling system, collection tubes and procedures are described ...
  • Small Unmanned Aircraft System for Pavement Inspection Task 4Execute the Field Demonstration Plan and Analyze the Collected Data
    Small Unmanned Aircraft System for Pavement Inspection: Task 4—Execute the Field Demonstration Plan and Analyze the Collected Data
    Sourav, Md. Abdullah All ;
    Ceylan, Halil
    2022-11-02 | PDF
    The primary objectives of this research project are to develop recommended processes and procedures for using small unmanned/uncrewed aircraft system (sUAS) to complement current methods of airport Pavement Management Program (PMP) inspections and to evaluate various types of sUAS platforms and sensors that will lead to recommended minimum specific ...
  • Lightning Protection of Aircraft Handbook
    Lightning Protection of Aircraft Handbook
    Fisher, Franklin A ;
    Plumer, J. Anderson
    2022-11-01 | PDF
    This handbook edition is an update of the DOT/FAA/CT-89/22 Aircraft Lightning Protection Handbook to include major advances and updates of standards and other criteria used for protection design and verification testing of airframes and systems. The handbook will assist aircraft design, manufacturing, and certification organizations in understandin ...
  • Energy Management Algorithms and Displays
    Energy Management Algorithms and Displays
    Silver, Isaac ;
    Kish, Brian
    2022-11-01 | PDF
    Loss of control at low altitude in the traffic pattern is one of the main causes of fatal accidents in general aviation. Many loss-of-control accidents can be attributed to the pilot losing awareness of the energy state of the aircraft. An intuitive and accessible display for energy state and specific excess power can potentially remedy these types ...
  • Experimental Characterization and Finite Element Modeling of Composites to Support a Generalized Orthotropic ElastoPlastic Damage Material Model for Impact Analysis
    Experimental Characterization and Finite Element Modeling of Composites to Support a Generalized Orthotropic Elasto-Plastic Damage Material Model for Impact Analysis
    Khaled, Bilal
    2022-11-01 | PDF
    A Dissertation Presented in Partial Fulfillment of the Requirements for the Degree Doctor of Philosophy. An orthotropic elasto-plastic damage material model (OEPDMM) suitable for impact simulations has been developed through a joint research project funded by the Federal Aviation Administration (FAA) and the National Aeronautics and Space Administr ...
  • Machine Learning Solutions for TopDown Cracking Design of Airport Rigid Pavement
    Machine Learning Solutions for Top-Down Cracking Design of Airport Rigid Pavement
    Ashtiani, Ali Z ;
    Paniagua, Thomas
    2022-11-01 | PDF
    The Federal Aviation Administration (FAA) rigid pavement design process is based on bottom-up cracking failure resulting from tensile stress at the bottom of a flat slab under aircraft loads. The FAA has a long-term goal to add top-down cracking failure mode to the FAA Rigid and Flexible Iterative Elastic Layered Design (FAARFIELD) program. The exi ...
  • Failure Modeling in an Orthotropic Plastic Material Model Under Static and Impact Loading
    Failure Modeling in an Orthotropic Plastic Material Model Under Static and Impact Loading
    Shyamsunder, Loukham
    2022-11-01 | PDF
    An orthotropic elasto-plastic damage material model (OEPDMM) suitable for impact analysis of composite materials has been developed through a joint research project funded by the Federal Aviation Administration (FAA) and the National Aeronautics and Space Administration (NASA). The developed material model has been implemented into LS-DYNA®, a comm ...
  • Guidelines for Formulating and Writing Process Control Documents and Process Specifications for Advanced Materials
    Guidelines for Formulating and Writing Process Control Documents and Process Specifications for Advanced Materials
    Tomblin, John ;
    Lovingfoss, Royal
    2022-10-01 | PDF
    This report presents a set of guidelines for information recommended to be included in process control documents and process specifications for non-metallic advanced materials. The guidelines are organized by general information that applies to all polymer-based material systems, followed by specific information listed by material type. It is inten ...
  • A Microwave System for Surface Collection Efficiency Measurements
    A Microwave System for Surface Collection Efficiency Measurements
    McClain ,Stephen T ;
    Herrera, Brandon J
    2022-10-01 | PDF
    A microwave system was developed to measure the amount of water collected on a surface of an airfoil relative to the amount of water in a cloud that should impinge an equivalent projected area, as well as the ratio of these quantities, which is defined as the surface collection efficiency. Traditional methods for measuring collection efficiency inv ...
  • Evaluation of Parameters Used in Progressive Damage Models
    Evaluation of Parameters Used in Progressive Damage Models
    Plechaty, D.J ;
    Solanki, S
    2022-09-01 | PDF
    Damage initiation and propagation in carbon fiber composites can be classified as corresponding to loading of the fibers in tension & compression, the matrix in tension & compression, and the matrix in shear. Matrix compression has been studied the least. The matrix- compression damage parameters needed for finite element simulations are not availa ...
  • Evaluation of VERDAGENT Against the FAA Minimum Performance Standard for Aircraft Cargo Compartment Halon Replacement Fire Suppression Systems
    Evaluation of VERDAGENT® Against the FAA Minimum Performance Standard for Aircraft Cargo Compartment Halon Replacement Fire Suppression Systems
    Dadia, Dhaval
    2022-09-01 | PDF
    Suitable alternatives to Halon 1301 are being sought throughout the aviation industry as a result of a worldwide agreement to ban the production and use of Halon 1301 due to the detrimental effects to the atmosphere. Fire extinguishing agents proposed for use in transport category airplane cargo compartments must demonstrate effective firefighting ...
  • Accounting for Baseline Drift in the Microscale Combustion Calorimeter
    Accounting for Baseline Drift in the Microscale Combustion Calorimeter
    Lyon, Richard E. ;
    Walters, Richard N
    2022-09-01 | PDF
    The aircraft industry in partnership with the Federal Aviation Administration (FAA) formed a task group in 2013 to consider using the American Society for Testing and Materials (ASTM) D7309 “Standard Test Method for Determining Flammability Characteristics of Plastics and Other Combustible Solid Materials Using Microscale Combustion Calorimetry” (M ...
  • Aluminum 2024T351 Input Parameters for MAT_224 in LSDYNA Part 2 Additional Tests to Determine Plastic Heating and Ductile Fracture Behavior Under Combined Loading
    Aluminum 2024-T351 Input Parameters for *MAT_224 in LSDYNA, Part 2: Additional Tests to Determine Plastic Heating and Ductile Fracture Behavior Under Combined Loading
    Seidt, J D ;
    Smith, J. L.
    2022-08-01 | PDF
    A team consisting of The Ohio State University (OSU), George Mason University (GMU), National Aeronautics and Space Administration Glenn Research Center (NASA-GRC), and the Federal Aviation Administration (FAA) Aircraft Catastrophic Failure Prevention Research Program (ACFPP) collaborated to develop a new material model in LS-DYNA for Aluminum 2024 ...
  • Engineered Material Arresting System Sign Simulation
    Engineered Material Arresting System Sign Simulation
    Gorman, W Russ ;
    White, James
    2022-08-01 | PDF
    Engineered Material Arresting System (EMAS) is a specially designed surface that is installed at the end of certain runways that do not possess sufficient surrounding space to support the desired runway safety area (RSA). EMAS is designed to reduce the extent and associated risks of a runway excursion by arresting an aircraft that experiences an ov ...
  • Microscale Flammability Criterion for Constituents of Aircraft Cabin Materials
    Microscale Flammability Criterion for Constituents of Aircraft Cabin Materials
    Safronava, Natallia ;
    Lyon, Richard E.
    2022-08-01 | PDF
    A method and criterion are described to assess the no-effect level of a constituent change on the fire performance of aircraft cabin material or construction. A constituent may be a thermosetting resin, coating, composite, adhesive, potting compound, film, fabric, elastomer, rubber, or thermoplastic. This can be used in the construction of a cabin ...
121 - 140 / 603