Aerospace Systems Design Laboratory (ASDL)
Mission
Formulate, develop, and implement comprehensive approaches to the design of affordable and high quality complex systems.
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Aerospace Systems Design Laboratory Publications [286]
Aerospace Systems Design Lab's published research results.
Recent Submissions
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Evaluation of Off-Nominal Performance and Reliability of a Distributed Electric Propulsion Aircraft during Early Design
(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
(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
(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
(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
(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
(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
(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
(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 ... -
Helicopter Operations Weather Information Survey Dataset
(Georgia Institute of Technology, 2020-11-23)To better understand the kind of weather information used by rotorcraft operators and get their opinion on the weather products that are available to them, the research team created an online survey. The survey consisted ... -
A Coupled Approach to the Design Space Exploration of Nuclear Thermal Propulsion Systems
(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 ... -
Aircraft Flight Plan Optimization with Dynamic Weather and Airspace Constraints
(Georgia Institute of Technology, 2020)Flight planning is the process of producing a flight plan which describes a proposed aircraft trajectory. This task is typically performed ahead of departure with the intent of minimizing operating costs, while accounting ... -
Feasibility Assessments of a Hybrid Turboelectric Medium Altitude Long Endurance Unmanned Aerial Vehicle
(Georgia Institute of Technology, 2020-08)Electrified propulsion systems can provide potential environmental and performance benefits for future aircraft. The choice of the right propulsion architecture and the power management strategy depends on a number of ... -
Design and Analysis of the Thermal Management System of a Hybrid Turboelectric Regional Jet for the NASA ULI
(Georgia Institute of Technology, 2020-08)A team of researchers from multiple universities are collaborating on the demonstration of a hybrid turboelectric regional jet for 2030 under the NASA ULI Program. The thermal management is one of the major challenges for ... -
An Update on Sizing and Performance Analysis of a Hybrid Turboelectric Regional Jet for the NASA ULI Program
(Georgia Institute of Technology, 2020-08)Under the NASA University Leadership Initiative (ULI) program, a team of universities are collaborating on the advancement of technologies a hybrid turboelectric regional jet, with an intent to enter service in the 2030 ... -
Verification and Measurement of Thrust Vectoring Using Thermal Mapping Techniques
(Georgia Institute of Technology, 2020-08)The feasibility of thrust vectoring measurement using thermal mapping techniques was investigated. In this study, thermal maps are represented by generated figures which display temperatures spatially using a grid of evenly ... -
Knowledge Discovery Within ADS-B Data from Routine Helicopter Tour Operations
(Georgia Institute of Technology, 2020-06)Knowledge discovery or data mining techniques are widely used for anomaly detection in the commercial aviation domain to retrospectively improve operational safety. However, in the general aviation domain, especially for ... -
Differential Dynamic Programming to Critical-Engine-Inoperative Takeoff Certification Analysis
(Georgia Institute of Technology, 2020-06)Critical-engine-inoperative (CEI) takeoff is a required flight test in transport aircraft type certification. Due to the limited excess power following engine failure, this flight test is potentially dangerous and highly ... -
Development of a Multi-Fidelity Reduced-Order Model Based on Manifold Alignment
(Georgia Institute of Technology, 2020-06)This work presents the development of a novel multi-fidelity, parametric, and non-intrusive Reduced Order Modeling~(ROM) method to tackle the problem of achieving an acceptable predictive accuracy under a limited computational ... -
An Approach for Fan Stage Conceptual Design with Non-Axisymmetric Stators in Presence of Distortion
(Georgia Institute of Technology, 2020-06)Advances in the study of distortion warrant the consideration of non-axisymmetric flow field impacts on fan designs. The lack of a method that considers such impacts in early design motivates this work. An approach to ... -
Conceptual Level Optimization of a Fan Stage Under Distortion Considering Aero-structural Constraints
(Georgia Institute of Technology, 2020-06)Rotor blades experience unsteady forces and aerodynamic losses when operating in a distorted inflow. The structural analysis of rotors under these conditions, therefore, is of prime importance during the early design phase. ...
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