This paper addresses the need for sizing of rotors multirotor vehicle applications such as personal air transport, delivery, surveillance, and photography. A methodology propeller motor selection is developed augmented with flight time estimation capabilities. Being multirotor-specific it makes use platform’s simplicity to rapidly provide a set off-the-shelf components ready be used in vehicle. Use operating points comparison process fast, precise, tailored specific application. The method...

In electric vehicles, performances of vehicle drivetrains depend on the machine and control. Switched Reluctance Machines (SRMs) are today an alternative to rare earth magnets machines such as Permanent Magnet Synchronous Machine (PMSM), which is used in drivetrain. Because its high nonlinear behavior, classical control designed for SRMs not sufficient obtain good performances. The objective this paper make performance robustness comparisons robust controllers considering behavior SRMs....

With the challenges of global climate anomalies and energy crises, vehicle electrification has an increasing trend as exciting solution for reducing greenhouse gas emissions fossil fuel-based consumption [...]

Urban air mobility (UAM), defined as safe and efficient traffic operations in a metropolitan area for manned aircraft unmanned systems, is being researched developed by industry, academia, government. This kind of offers an opportunity to construct green sustainable sub-sector, building upon the lessons learned over decades aviation. Thanks their non-polluting operation simple management, electric vertical take-off landing (eVTOL) technologies are currently experimented with this purpose....

Nowadays, induction machines (IMs) are widely used in industrial and transportation applications (electric or hybrid ground vehicle aerospace actuators) thanks to their significant advantages comparison other technologies. Indeed, there is a large demand for IMs because of reliability, robustness, cost-effectiveness. The objective this paper improve the reliability performance three-phase machine case mechanical sensor failure. Moreover, will discuss development proposal fault-tolerant...

Currently, road surface conditions ahead of autonomous vehicles are not well detected by the existing sensors on those vehicles. However, driving safety should be ensured for weather-induced day and night. An investigation into deep learning to recognize in is conducted using collected data from an embedded camera front Deep models have only been proven successful day, but they assessed night date. The objective this work propose detect on-line caused weather at with a high accuracy. For...

This paper presents the validation of new European mission profiles on an electric vehicle simulator developed in environment AMESim (Advanced Modeling Environment for simulation). The drivetrain components are sized according to defined specifications and characteristics. A simplified control strategy is proposed order minimize battery consumption. Taking into account velocity, acceleration braking commands driver, optimal laws however provided by unit motor/generator system. Choosing a...

Interleaved converters use an increased number of power electronics switches; this may subsequently affect their reliability. However, is opportunity to develop fault-tolerant strategies improve reliability and ensure continuity service. This why we herein propose, for the first time, a mathematical function simultaneously model healthy faulty conditions each switch, thus enabling unique system. then used in original strategy based upon peak current control with slope compensation. method...

The electric urban air mobility sector has gained significant attraction in public debates, particularly with the proliferation of announcements demonstrating new aerial vehicles and infrastructure that goes them. In this context, development methodologies for design sizing actuation systems, ensuring high performances these vehicles, remains an important task process. This will allow better integration within transport sector. paper, a robust optimisation approach multiphase fault-tolerant...

This paper presents an on-line estimation of energy recovery using ATERMIS mission profiles. On the basis some specifications, electric vehicle is sized and a simulator developed in environment Matlab/Simulink. Also to manage energy, control unit implemented order provide appropriate torque set points machine for propulsion, braking pedal position mechanical braking. For braking, estimated each profile namely traffic, road, urban, free urban highway. takes into account lost power drivetrain...

This paper presents an approach to design fuzzy supervisor for PID controllers used in the control of nonlinear systems. In proposed approach, is based on output performance criterion, namely a response with minimum settling time and without overshoot, whatever operation conditions may be. The application demonstration three-tank-system where connection between tanks leakage each tank are simultaneously taken into account (MIMO system). According two PI supervisors designed order modify...

This paper deals with the sensorless position control of 8/6 Switched Reluctance Machine unknown load torque input an Electric Vehicle drivetrain based on Extended Kalman Filter and Second Order Sliding mode Observers. The both developed observers could be excellent alternative to replace analog sensor, in case high maintenance cost, limit lifecycle safety-driving a sensor default software sensors consist estimating rotor position, velocity SRM. main advantage is estimate online variables...

This paper presents a data-driven three-phase fault diagnosis algorithm for inverter open-circuit faults in electric vehicle powertrains and its validation by using real-time simulation. Firstly, the K-nearest neighbors-based unsupervised anomaly point detection extracts phase original current signal. Secondly, five machine learning classifiers, including support vector machine, random forest, decision tree, logistic regression, XGBoost, are used to classify four types of normal operating...

This paper presents an approach to emulate at a reduced scale, electric vehicle drivetrain by two machines easily exploitable. Two control laws associated the are established in order reproduce real scale dynamic behavior of on equivalent system. The from where driver and unit taken into account. Also factor is sized according power test bench machines. A validation carried out using ARTEMIS mission profiles energy recovery also quantified highway jam. Therefore proposed very useful...

This paper presents an approach to emulate, at a reduced scale, vehicle drivetrain by two electric machines easily exploitable. Two control laws associated the are established in order reproduce dynamic behavior of on equivalent system. In this study, used for illustration corresponds urban with internal combustion engine and manual gearbox. Choosing mission profile acceleration braking phases driving, proposed is validated simulation. Also, system can be make different tests gearboxes such...

This paper deals with the sensorless position control of 8/6 Switched Reluctance Machine used in drivetrain an Electric Vehicle. The developed observer could be excellent alternative to replace analog sensor, case high maintenance cost, limit lifecycle and safety-driving a sensor default. software based on Sliding Mode Observer consists estimating rotor position, velocity torque SRM drive known unknown load torque. main advantage is estimate online variables over all operation range using...

In recent years, urban electric vehicles have experienced significant growth in acquisition on the automotive market. Because of this and their use, these would be exposed to faults during driving causing emergency stops. A maintenance intervention is necessary identify faults. Among that can occur vehicle, we are particularly interested electrical The objective paper detect locate automatically open circuit electronic power converter associated four phases 8/6 Switched Reluctance Machine...

Abstract. The driving safety of autonomous vehicles will strongly depend on their ability to recognize road surface conditions such as dry, wet, snowy and icy road. Currently, the existing investigations detect still have limitations in daytime nighttime conditions. objective this paper is propose develop a new system with three near-infrared (NIR) LED sources. This choice based advantages sources over laser diodes. They are less sensitive temperature lower costs. Considering these...

Switched Reluctance Machines (SRMs) are today an alternative to rare earth magnets machines used for electric vehicle propulsion. However, the highly nonlinear behavior of SRMs makes design their controllers difficult. Therefore, classical not sufficient obtain good performances. The aim this paper is a Super-Twisting Sliding Mode Control (STSMC) both current and velocity control loops simultaneously. main contribution technique reach better performances regarding tracking's quality profile,...

In industry, most controllers currently used are PID due to their ease of implementation and parameter adjustment. designed using a linear model or linearized model. Unfortunately, for highly nonlinear models, cannot guarantee good performance over the entire operating range system. Indeed, in real system, they can induce strong overshoot oscillatory response, sometimes unstable behaviors, when point changes. This paper aims develop gain-scheduling-based controller where all system...

Electric vehicle manufacturers are increasingly adopting the non-rare-earth Wound Rotor Synchronous Machine (WRSM) due to its relatively low cost, wide speed range, and adjustable power factor. However, operating conditions with torque disturbances continuous variations present challenges robustness dynamic performance of powertrain control strategy while necessitating considering system energy losses. This paper investigated a field-oriented based on maximum per ampere (MTPA) maximize...

Abstract The concept of electric vertical take-off and landing (E-VTOL) aerial vehicles is gaining more attention, thanks to their non-polluting operation simple air traffic management. Indeed, around the world, there are currently than 500 projects that concern development improvement performances. Development sizing methods for rapid selection propulsion chain components remains an important task in this process. In paper, approach selecting E-VTOL vehicle developed validated. First,...

Presents an approach to the design of a fuzzy supervisor for PID controllers that are used controlling nonlinear systems. In this approach, is based on output performance criterion, namely response with minimum settling time and without overshoot, whatever operating conditions may be. The application demonstration three-tank system where connections between tanks leakage in each tank simultaneously taken into account (a MIMO system). According proposed two PI supervisors designed order...

Nowadays, in aeronautical applications, rigorous reliability requirements are high constraints for embedded systems. Therefore, material redundancy is adopted to ensure safety whatever operation conditions may be. In the design of a direct-drive actuator specific application, taken into account using compound four three-phase permanent magnet synchronous machines (PMSM). Each two electric mounted series sharing same rotor with common through shaft. The stators each designed and manufactured...