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Basic Considerations and Conceptual Design of a VSTOL Vehicle for Urban Transportation
Published 2022-04-01“…On-demand air transport is an air-taxi service concept that should ideally use small, autonomous, Vertical Short Takeoff and Landing (VSTOL), “green”, battery-powered electric aircraft (eVSTOL). …”
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Strategic and Tactical Path Planning for Urban Air Mobility: Overview and Application to Real-World Use Cases
Published 2022-12-01“…The entire strategic–tactical pipeline was tested in two real-world use cases, representing common missions in urban environments, such as medical delivery and short-range air taxi. The results demonstrate the effectiveness of the proposed methodology in generating the strategic path and show the different outcomes of the proposed tactical approaches, thus highlighting their advantages and drawbacks.…”
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Stage performances as means for linking sociotechnical imaginaries and projective genres in the discourse around urban air mobility
Published 2022-05-01“…At the beginning of this article, I present the Pop.Up, commonly described as ‘air taxi’, as one such vision. Taking the analysis of multiple visions as an orientation, I show secondly, how other temporal figures such as projective genres fulfil different functions to establish specific visions as dominant ones. …”
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Improving the Dynamic Behavior of a Hybrid Electric Rotorcraft for Urban Air Mobility
Published 2022-10-01“…In the present study, the dynamic behavior of a parallel hybrid electric propulsive system for a coaxial-rotor air taxi is analyzed in response to a typical sequence of pilot commands that encompasses the range of operations from hover to forward flight. …”
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Air Traffic Management as a Vital Part of Urban Air Mobility—A Review of DLR’s Research Work from 1995 to 2022
Published 2023-01-01“…A new multitude of passenger-carrying drone or air taxi concepts promises to fulfill the dream of flying above congested urban areas. …”
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Current and Historical Trends in General Aviation in the United States
Published 2012“…In 2011, general aviation and air taxi operations represented 63% of all towered opera- tions in the United States, while commercial aviation was responsible for 34% of those operations. …”
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Technical Report -
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Fundamental Elements of an Urban UTM
Published 2020-06-01“…Urban airspace environments present exciting new opportunities for delivering drone services to an increasingly large global market, including: information gathering; package delivery; air-taxi services. A key challenge is how to model airspace environments over densely populated urban spaces, coupled with the design and development of scalable traffic management systems that may need to handle potentially hundreds to thousands of drone movements per hour. …”
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An Efficient and Robust Sizing Method for eVTOL Aircraft Configurations in Conceptual Design
Published 2023-03-01“…The developed sizing method is used to investigate the comparative performance of the wingless and powered lift eVTOL aircraft types for varying mission lengths. For a generic air taxi mission with a payload of 400 kg, the powered lift type demonstrates its mass efficiency when sized for missions above 10 km in range. …”
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Current and historical trends in general aviation in the United States
Published 2013Get full text
Thesis -
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A survey of approaches to the airport slot allocation problem
Published 2012Get full text
Technical Report -
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The Development of an Advanced Air Mobility Flight Testing and Simulation Infrastructure
Published 2023-08-01“…To demonstrate the full capability of AAM, we develop an infrastructure that includes advanced U-space services, real and simulated platforms that are suitable for future AAM use cases such as air cargo delivery and air taxi operations, and a co-simulation environment that allows all of the AAM elements to interact with each other in harmony. …”
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Unmanned Aerial Vehicle Propagation Channel over Vegetation and Lake Areas: First- and Second-Order Statistical Analysis
Published 2021-12-01“…The use of unmanned aerial vehicles (UAV) to provide services such as the Internet, goods delivery, and air taxis has become a reality in recent years. The use of these aircraft requires a secure communication between the control station and the UAV, which demands the characterization of the communication channel. …”
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Reducing Hydrogen Boil-Off Losses during Fuelling by Pre-Cooling Cryogenic Tank
Published 2022-06-01“…This method is most effective for relatively small tanks that could be used e.g., in small air crafts or air taxis.…”
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Digital Twin Approach for Integrated Airspace Management With Applications to Advanced Air Mobility
Published 2023-01-01“…In the very near future, Advanced Air Mobility (AAM) services including air taxis and air ambulances are moving closer to reality. …”
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Air Corridors: Concept, Design, Simulation, and Rules of Engagement
Published 2021-11-01“…These corridors will be utilized by (unmanned) air taxis, which will be deployed in rural and metropolitan regions to carry passengers and freight, as well as air ambulances, which will be deployed to offer first responder services such as 911 emergencies. …”
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Design and sizing eVTOL aircraft (flight physics and flight simulation)
Published 2022“…The usage of eVTOL (Electric Vertical Take-Off and Landing) aircraft as air taxis for Urban Air Mobility (UAM) has seen a rising trend in recent years. …”
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Efficient and fair traffic flow management for on-demand air mobility
Published 2022“…Abstract The increased use of drones and air-taxis is expected to make airspace resources more congested, necessitating the use of unmanned aircraft systems traffic management (UTM) initiatives to ensure safe and efficient operations. …”
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Gusts Encountered by Flying Vehicles in Proximity to Buildings
Published 2022-12-01“…There is a growing desire to operate Uncrewed Air Vehicles (UAVs) in urban environments for parcel delivery, and passenger-carrying air taxis for Advanced Air Mobility (AAM). The turbulent flows and gusts around buildings and other urban infrastructure can affect the steadiness and stability of such air vehicles by generating a highly transient relative flow field. …”
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Hybrid Power Systems in Multi-Rotor UAVs: A Scientific Research and Industrial Production Perspective
Published 2023-01-01“…The Hybrid Power System (HPS) has a prominent role in overcoming these challenges with a view to expanding the application fields of UAVs to include further areas such as air taxis and air ambulance services. This work first presents a systematic review of the scientific contributions in the past two decades with the aim of exploring the existing design approaches for HPSs in multi-rotor UAVs. …”
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Article