Recent Submissions

  • Sensitivity Analysis of the Overwing Nacelle Design Space 

    Mavris, Dimitri N.; Ahuja, Jai; Renganathan, S. Ashwin (Georgia Institute of TechnologyAmerican Institute of Aeronautics and Astronautics, 2022-06-09)
    The overwing nacelle (OWN) concept refers to aircraft designs where the engine is installed above the wing. The OWN configuration offers several advantages over conventional underwing nacelle (UWN) vehicles, which include ...
  • Conceptual Design of Boundary Layer Ingesting Aircraft Capturing Aero-Propulsive Coupling 

    Ahuja, Jai; Mavris, Dimitris (Georgia Institute of TechnologyAmerican Institute of Aeronautics and Astronautics, 2022-03-01)
    The impacts of boundary layer ingestion on aircraft performance can be modeled using either a decoupled or a coupled approach. Several studies in literature have adopted the former, while some have shown differences between ...
  • Emergency Planning for Aerial Vehicles by Approximating Risk with Aerial Imagery and Geographic Data 

    Harris, Caleb M.; Kim, Seulki; Payan, Alexia P.; Mavris, Dimitri N. (Georgia Institute of Technology, 2022-01)
    Urban Air Mobility and Advanced Air Mobility require the certification of novel electrified, vertical takeoff and landing, and autonomous aerial vehicles. These vehicles will operate at lower altitudes, in more dense ...
  • A Systematic Methodology for Populating the Aircraft Thermal Management System Architecture Space 

    Shi, Mingxuan; Gladin, Jonathan C.; Mavris, Dimitri N. (2021-01)
    The aircraft thermal management system functions to provide suitable working conditions for pilot, crew, passengers, and the other aircraft systems. The additional weight, drag and power consumption caused by it greatly ...
  • Performance Assessment of a Distributed Electric Propulsion System for a Medium Altitude Long Endurance Unmanned Aerial Vehicle 

    Markov, Alexander A.; Cinar, Gokcin; Gladin, Jonathan C.; Garcia, Elena; Denney, Russell K.; Mavris, Dimitri N.; Patnaik, Sounya S. (Georgia Institute of Technology, 2021-08)
    Distributed propulsion systems are enabled by electrified aircraft and can provide aero-propulsive benefits. The magnitude and impact of these benefits rely on the location of propulsors on the vehicle, the amount of ...
  • Impact of Adverse Weather on Commercial Helicopter Pilot Decision-Making and Standard Operating Procedures 

    Speirs, Andrew H.; Ramee, Coline; Payan, Alexia P.; Mavris, Dimitri N.; Feigh, Karen (Georgia Institute of Technology, 2021-08)
    Helicopter pilots face unique challenges with regard to adverse weather when compared to fixed-wing pilots. Rotorcraft typically operate at lower altitudes in off-field areas that are not always well covered by weather ...
  • Analysis of Weather-Related Helicopter Accidents and Incidents in the United States 

    Ramee, Coline; Speirs, Andrew H.; Payan, Alexia P.; Mavris, Dimitri N. (Georgia Institute of Technology, 2021-08)
    Helicopters typically operate at lower altitudes than fixed-wing aircraft and can take-off and land away from airports. Thus, helicopter pilots have decreased access to weather information due to connectivity issues or ...
  • Development of a Framework to Compare Low-Altitude Unmanned Air Traffic Management Systems 

    Ramee, Coline; Mavris, Dimitri N. (Georgia Institute of Technology, 2021-01)
    Several reports forecast a very high demand for Urban Air Mobility services such as package delivery and air taxi. This would lead to very dense low-altitude operations which cannot be safely accommodated by the current ...
  • Forecasting the Global Supersonic Business Aviation Flight Movements Up to 2050 

    Wen, Jiajie (Terry); Zaidi, Turab A.; Mavris, Dimitri N. (Georgia Institute of Technology, 2021-01)
    Business aviation is typically the primary travel mode chosen by ultra-high-net-worth (UHNW) individuals and top executives. Business aviation passengers prefer the exclusivity associated with business jets, and are typically ...
  • Supervised Machine Learning-based Wind Prediction to Enable Real-Time Flight Path Planning 

    Kim, Junghyun; Zhang, Chao; Mavris, Dimitri N.; Briceno, Simon (Georgia Institute of Technology, 2021-01)
    Many research groups have been committed to developing numerical models for weather forecasts. The models are currently used to predict weather patterns and trends in the aviation industry. In particular, pilots receive ...
  • The Environmental Design Space: Modeling and Performance Updates 

    Salas Nunez, Luis; Tai, Jimmy; Mavris, Dimitri N. (2021-01)
    The Environmental Design Space (EDS) is a modeling and simulation environment devised for the design and evaluation of subsonic aircraft. One of the main features that sets it apart from other similar frameworks is its ...
  • Evaluation of Off-Nominal Performance and Reliability of a Distributed Electric Propulsion Aircraft during Early Design 

    Bendarkar, Mayank V.; Sarojini, Darshan; Harrison, Evan D.; Mavris, Dimitri N. (Georgia Institute of TechnologyAmerican Institute of Aeronautics and Astronautics, 2021-01-04)
    General Aviation (GA) is likely to be at the forefront of a paradigm change in aviation, where the introduction of novel concepts such as Urban Air Mobility (UAM), architectures like e-VTOL, and technologies like Distributed ...
  • Use of Machine Learning to Create a Database of Wires for Helicopter Wire Strike Prevention 

    Harris, Caleb M.; Achour, Gabriel; Payan, Alexia P.; Mavris, Dimitri N. (Georgia Institute of TechnologyAmerican Institute of Aeronautics and Astronautics, 2021-01-04)
    Rotorcraft collisions with wires and power lines have been a major cause of accidents over the past decades. They are rather difficult to predict and often result in fatalities. For this reason, there is a push to provide ...
  • Improving Courier Service Network Efficiency through Consolidations 

    Zhang, Wenxin; Payan, Alexia P.; Mavris, Dimitri N. (Georgia Institute of TechnologyAmerican Institute of Aeronautics and Astronautics, 2021-01-04)
    Service network design is a significant consideration for courier companies because an efficient design reduces operating costs while maintaining service quality. While companies typically rely on subject-matter experts ...
  • Imitation Learning for UAS Navigation in Cluttered Environments 

    Harris, Caleb M.; Choi, Youngjun; Mavris, Dimitri N. (Georgia Institute of TechnologyAmerican Institute of Aeronautics and Astronautics, 2021-01-04)
    Autonomous navigation is a critical component for the use of unmanned aerial systems (UAS) in complex tasks such as package delivery and disaster response. In recent years, these systems have seen increased usage in harsh ...
  • Parametric Design, Manufacturing and Simulation of On-Demand Fixed Wing UAVs 

    Chitale,Yash H.; Justin, Cedric Y.; Mavris, Dimitri N. (Georgia Institute of TechnologyAmerican Institute of Aeronautics and Astronautics, 2021-01-04)
    As the market for Unmanned Aerial Vehicles (UAVs) continues to expand, an unfulfilled need has been identified for tailor-made solutions leveraging an end-to-end process for the design and manufacture of the vehicle. The ...
  • Assessment of Propulsor On Design and Off Design Impacts on BLI Effects 

    Ahuja, Jai; Mavris, Dimitri N. (Georgia Institute of Technology, 2021-01)
    As part of an effort to develop a parametric and coupled aero-propulsive conceptual design methodology for boundary layer ingesting (BLI) aircraft, there is a need to investigate propulsor sizing and off-design impacts on ...
  • A Method for Modeling the Aero-Propulsive Coupling Characteristics of BLI Aircraft in Conceptual Design 

    Ahuja, Jai; Mavris, Dimitri N. (Georgia Institute of Technology, 2021-01)
    The impacts of boundary layer ingestion (BLI) on vehicle performance can be modeled using either a decoupled or a coupled approach. Several studies in literature have adopted the former, while some have shown differences ...
  • Virtual Workload Measurement for Assessing Systems Utilizing Automation Technology 

    Guckenberger, Matthew; Sudol, Alicia M.; Mavris, Dimitri N. (Georgia Institute of Technology, 2021-01)
    With the increasing integration of automation technologies, the role of the operator is changing from sole actor to a shared supervisor/actor role. Studies on unmanned ground vehicle operators and recent crashes partially ...
  • A Coupled Approach to the Design Space Exploration of Nuclear Thermal Propulsion Systems 

    Petitgenet, Victor L.; Roper, Christopher D.; Shalat, David; Yatsko, Andrew J.; Krecicki, Matt; Kotlyar, Dan; Mavris, Dimitri N. (Georgia Institute of Technology, 2020-08)
    Nuclear Thermal Propulsion (NTP) is identified as one of the preferred propulsion technologies for future manned missions to Mars and other interplanetary destinations. NTP systems can improve the returns and mitigate the ...

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