Search Results - "Riboldi, Carlo E. D."

Autonomous Flight in Hover and Near-Hover for Thrust-Controlled Unmanned Airships by Riboldi, Carlo E. D., Rolando, Alberto

“…The ability of airships to fly in hover is a major plus of this category of flying vehicles. However, especially for the case of autonomous flight, this…”
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A Static Stability Analysis Method for Passively Stabilized Sounding Rockets by Cadamuro, Riccardo, Cazzola, Maria Teresa, Lontani, Nicolò, Riboldi, Carlo E. D.

“…Sounding rockets constitute a class of rocket with a generally simple layout, being composed of a cylindrical center-body, a nosecone, a number of fins placed…”
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Optimization of Airplane Landing in Crosswind Conditions for Minimum Tire Wear by Cacciola, Stefano, Riboldi, Carlo, Generali, Edoardo

“…Being one of the most critical phases of a flight, landing deserves specific attention, especially when the aircraft is subject to external disturbances such…”
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Layout Analysis and Optimization of Airships with Thrust-Based Stability Augmentation by Riboldi, Carlo E. D., Rolando, Alberto

“…Despite offering often significant advantages with respect to other flying machines, especially in terms of flight endurance, airships are typically harder to…”
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Flight Stability of Rigid Wing Airborne Wind Energy Systems by Trevisi, Filippo, Croce, Alessandro, Riboldi, Carlo E. D.

“…The flight mechanics of rigid wing Airborne Wind Energy Systems (AWESs) is fundamentally different from the one of conventional aircrafts. The presence of the…”
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Optimal Sizing and Operation of Airport Infrastructures in Support of Electric-Powered Aviation by Trainelli, Lorenzo, Salucci, Francesco, Riboldi, Carlo E. D., Rolando, Alberto, Bigoni, Federico

“…The adoption of hybrid-electric aircraft is expected to have a considerable impact on airport operations, with the need of new infrastructural requirements to…”
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Studying and Optimizing the Take-Off Performance of Three-Surface Aircraft by Riboldi, Carlo E. D., Cacciola, Stefano, Ceffa, Lorenzo

“…In the quest for making aircraft more energy-efficient, configuration, and primarily the arrangement and quality of aerodynamic surfaces, play a relevant role…”
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On the optimal tuning of individual pitch control for horizontal-axis wind turbines by Riboldi, Carlo ED

“…Individual pitch control has proved capable of reducing loads on the blades and shaft of a horizontal-axis wind turbine, at the price of a potentially…”
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Retrofitting of an Ultralight Aircraft for Unmanned Flight and Parachute Cargo Drops by Riboldi, Carlo E. D., Rolando, Alberto, Galbersanini, Davide

“…AbstractDespite the increasing interest in unmanned aerial vehicles (UAVs), their adoption in commercial flight operations invariably meets with skepticism,…”
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Structural Batteries in Aviation: A Preliminary Sizing Methodology by Riboldi, Carlo E.D, Trainelli, Lorenzo, Biondani, Fabio

“…AbstractA significant research effort in aviation is currently focused on the integration of electric or hybrid-electric power-trains onboard aircraft in an…”
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Refining the airborne wind energy system power equations with a vortex wake model by Trevisi, Filippo, Riboldi, Carlo E D, Croce, Alessandro

“…The power equations of crosswind Ground-Gen and Fly-Gen airborne wind energy systems (AWESs) flying in circular trajectories are refined to include the…”
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Vortex model of the aerodynamic wake of airborne wind energy systems by Trevisi, Filippo, Riboldi, Carlo E D, Croce, Alessandro

“…Understanding and modeling the aerodynamic wake of airborne wind energy systems (AWESs) is crucial for estimating the performance and defining the design of…”
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Thrust-Based Stabilization and Guidance for Airships without Thrust-Vectoring by Riboldi, Carlo E.D., Rolando, Alberto

“…The concept of thrust-based control without the employment of thrust-vectoring (TVC), already introduced in a previous work by the authors, is further…”
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On the Feasibility of a Launcher-Deployable High-Altitude Airship: Effects of Design Constraints in an Optimal Sizing Framework by Riboldi, Carlo E.D., Rolando, Alberto, Regazzoni, Gregory

“…When ground observation or signal relaying in the vicinity of an unfriendly operative scenario are of interest, such as for military actions or disaster…”
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Preliminary Sizing of High-Altitude Airships Featuring Atmospheric Ionic Thrusters: An Initial Feasibility Assessment by Riboldi, Carlo E.D., Belan, Marco, Cacciola, Stefano, Terenzi, Raffaello, Trovato, Stefano, Usuelli, Davide, Familiari, Giuseppe

“…When it comes to computing the values of variables defining the preliminary sizing of an airship, a few standardized approaches are available in the existing…”
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Innovative Helicopter In-Flight Noise Monitoring Systems Enabled by Rotor-State Measurements by Trainelli, Lorenzo, Gennaretti, Massimo, Bernardini, Giovanni, Rolando, Alberto, Riboldi, Carlo E. D., Redaelli, Matteo, Riviello, Luca, Scandroglio, Alessandro

“…The present contribution aims at providing a comprehensive illustration of a new approach to rotorcraft noise abatement, especially during terminal procedures,…”
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Articulated blade tip devices for load alleviation on wind turbines by Bottasso, Carlo L, Croce, Alessandro, Gualdoni, Federico, Montinari, Pierluigi, Riboldi, Carlo E D

“…This paper investigates the load alleviation capabilities of an articulated tip device, where the outermost portion of the blade can rotate with respect to the…”
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An optimal approach to the preliminary design of small hybrid-electric aircraft by Riboldi, Carlo E.D.

“…Hybrid-electric propulsion is an interesting alternative for the light aviation market, carrying the advantages of electric propulsion in terms of lower noise…”
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Energy-optimal off-design power management for hybrid-electric aircraft by Riboldi, Carlo E.D.

“…Among the advantages associated with the adoption of hybrid-electric power-trains in aviation is the greater flexibility that this type of propulsion system…”
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An observation methodology for non-measurable rotorcraft states by Salucci, Francesco, Parravicini, Paolo, Riboldi, Carlo E.D., Trainelli, Lorenzo

“…In an attempt to reduce acoustic pollution due to terminal flight phases (lift-offs and landings) in the surroundings of heliport, project MANOEUVRES developed…”
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