Results 11 to 20 of about 129,662 (200)

Vehicle interior air quality conditions when travelling by taxi

open access: yesEnvironmental Research, 2019
Vehicle interior air quality (VIAQ) was investigated inside 14 diesel/non-diesel taxi pairs operating simultaneously and under normal working conditions over six weekday hours (10.00-16.00) in the city of Barcelona, Spain. Parameters measured included PM10 mass and inorganic chemistry, ultrafine particle number (N) and size, lung surface deposited area
Teresa Moreno   +7 more
openaire   +6 more sources

Evaluation of Multidisciplinary Design Optimization of Air Taxi and Classic Design [PDF]

open access: yesفناوری در مهندسی هوافضا, 2023
In recent years, the use of air taxis as a suitable solution for transporting cargo and passengers, has been considered especially in short distances and in the city. Complex systems, such as air taxis, are involved in several subsystems with interacting
Hossein Sadati   +2 more
doaj   +1 more source

Security and Safety Concerns in Air Taxis: A Systematic Literature Review

open access: yesSensors, 2022
Different from traditional transport systems, such as cars or trains, which are limited by land transit space, flying cars (such as UAS, drones, and air taxis) do not occupy space with traffic.
Isadora Garcia Ferrão   +3 more
doaj   +1 more source

A Methodology for the Comparative Analysis of Hybrid Electric and All-Electric Power Systems for Urban Air Mobility

open access: yesEnergies, 2022
The present investigation addresses the topic of Urban Air Mobility with particular reference to the air-taxi service with electrified power systems. A new and detailed methodology is proposed for the simplified design and energy analysis of conventional,
Teresa Donateo, Antonio Ficarella
doaj   +1 more source

A Layered Structure Approach to Assure Urban Air Mobility Safety and Efficiency

open access: yesAerospace, 2023
The demand for air mobility services will depend on the safety of these operations but also on the transportation time savings in congested urban areas. An adequate air space structure is therefore essential to achieve both objectives.
Victor Gordo   +8 more
doaj   +1 more source

Air Pollution and Tear Lactoferrin among Dry Eye Disease Modifications by Stress and Allergy: A Case–Control Study of Taxi Drivers

open access: yesAtmosphere, 2022
Few studies have explored the possible associations between air pollution and tear lactoferrin (Lf) levels, a non-invasive biological marker of ocular surface diseases, among taxi drivers, while none have explored the modifications by stress and allergic
Wei Hao   +7 more
doaj   +1 more source

Air Taxi Flight Sharing [PDF]

open access: yesTransactions on Aerospace Research, 2020
Abstract In traditional air taxi model, flight route and timing are assigned to every order individually, resulting in minimum utilization of seats, maximum number of empty legs and elevated price levels. Sharing flights, when possible, allow decreasing number of empty seats and distributing cost of flight among customers.
openaire   +1 more source

Modified C-17 taxi procedures: a fuel cost savings exploration [PDF]

open access: yesJournal of Defense Analytics and Logistics, 2020
Purpose – This study aims to explore the viability of using C-17 reduced-engine taxi procedures from a cost savings and capability perspective. Design/methodology/approach – This study model expected engine fuel flow based on the number of operational ...
Michael Wells   +3 more
doaj   +1 more source

Study on facility location of air taxi skyports using a prescriptive analytics approach

open access: yesTransportation Research Interdisciplinary Perspectives, 2023
The current study identifies infrastructure locations for air taxi operations in New York City (NYC) using a prescriptive analytics approach. Based on the potential air taxi demand estimated by prior studies, 14 unique sites are identified by an ...
Akhouri Amitanand Sinha   +1 more
doaj   +1 more source

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