In this paper, a sensorless control of an electromagnetic valve actuator for automotive applications is presented. Based on nonlinear model, switching esti mator combined with two-stage observer structure proposed. The presented basically high-gain (HGO) to reduce the effects uncertainties model and unmeasurable external disturbances coming from burning phase engine acting against movement. proposed sliding-mode has capability guaranteeing zero average estimation error in finite time, even...

Fault-finding diagnostics is a model-driven approach that identifies system’s malfunctioning portion. It uses residual generators to identify faults, and various methods like isolation techniques structural analysis are used. However, diagnostic equipment doesn’t measure the remaining signal-to-noise ratio. Residual selection fault-detecting generators. Fault detective (FDD) approaches have been investigated implemented for industrial processes. operations make it difficult implement FDD...

Camless internal combustion engines offer improvements over traditional in terms of improved torque performance and fuel economy, lower emissions, pumping losses. Theoretically, their control flexibility provides electromagnetic valve actuators with the highest potential for improving efficiency. Sensorless is one most important issues when implementing this new technology. The main contribution paper a proposed observer comprising an augmented extended Kalman filter (EKF) another EKF, which...

Camless internal combustion engines offer improvements over traditional in terms of increased torque performance and fuel economy decreased emissions pumping losses. The main goal this project is to replace the camshaft system with electromagnetic actuators control intake exhaust valves engines. Theoretically, valve provide, their flexibility, highest potential for improved efficiency. Sensorless one most important issues implementations new technology. contribution paper proposal a...

This paper addresses the asymptotic dynamic positioning of ships in presence actuator constraints and partial loss effectiveness faults. A simple saturated proportional-derivative controller is proposed. Lyapunov direct method employed to prove stability. Explicit conditions on control gains for ensuring stability are presented. Advantages proposed include intuitive structure, high computation efficiency, absence modeling parameter fault detection isolation mechanism law formulation, thus it...

In battery-electric vehicles, an accurate knowledge of the current state charge (SOC) battery is crucial for safe and efficient operation. Offset-free SOC estimation Lithium-ion batteries (LIB) during operation still a challenging problem, due to uncertain output nonlinearity present in models. management systems employed such age- cycle-dependent relationship between open circuit voltage (OCV) each cell can be kept track using lookup tables. Between scattered data points, linear...

This paper proposes the solution of tasks set required for autonomous robotic group behavior optimization during mission on a distributed area in cluttered hazardous terrain. The navigation scheme uses benefits original real-time technical vision system (TVS) based dynamic triangulation principle. method TVS output data with fuzzy logic rules processing resolution stabilization. Based previous researches, communication network model is modified to implement propagation information feedback...

Multi-level inverters are widely employed to generate new energy because of their huge capacity and benefits in sound control performance. One the critical areas study for multi-level is strategy research. In this study, a inverter—which frequently HVDC FACTS systems—is designed. An asymmetrical D.C. voltage source supplied create appropriate output waveform with fewer total harmonic distortions (THDs) at current waveforms. work, pulse width modulation techniques POD (phase opposition...

In recent times, there has been an increased demand for electric vehicles. this context, the energy management of motor, which are important constituent vehicles, plays a pivotal role. A lot research conducted on optimization heat flow through motors, thus reducing wastage via heat. Futuristic power sources may increasingly rely cutting-edge innovations like harvesting and self-powered induction motors. effective thermal techniques discussed in paper. Importance was given to potential...

Real-control applications of any nature can be affected by saturation limits that generate windup. When occurs in a device its performance deteriorates. Electromagnetic actuators for industrial are being utilized ever more frequently positioning and tracking control problems. One the most important requirements trajectories is to achieve soft landing, which guarantees reliable functionality longer component life. This paper presents an application typical electromagnetic actuator through...

This paper proposes a position observer and velocity estimator of nonlinear actuator for an application in sensorless control system engines. is realized using combined cascade structure. The designed Lyapunov approach as typically done the approach. model proposed electromagnetic actuator. Lyapunov-based estimates valve by coil current input signal estimated output signal. results are compared with extended Kalman filter (EKF) used developed same application. Moreover, numerical complexity...

This paper deals with the modelling and control of differential steering for vehicular motions help Sliding Mode Control (SMC) a Super-Twisting Algorithm (STA). A single-track mechanical model dynamics is proposed validated by simulations. strategy based on STA yaw to improve travel comfort stability motion. The desired trajectory given equivalent corrective parts are calculated controller. Simulation results show effectiveness strategy.

This paper deals with optimal control strategies robustified by a decoupling super-twisting sliding mode (ST-SMC) for permanent magnet synchronous machines (PMSM). In general, ST-SMC is robust method controlling systems and guarantees asymptotic convergence in cases where the upper bound of model uncertainties such as disturbances parametric not known priori, if derivative known. The proposed strategy designed constant torque reference whose implemented two regions: maximum per ampere (MTPA)...

The use of laser scanners as machine vision systems in Unmanned Aerial Vehicle (UAV) navigation offers a wide range advantages, when compared with camera-based systems. As one advantage, the measurement real physical distances can be mentioned, which results reduction times and thereby fast image processing UAV surrounding medium. In previous work, novel scanner namely Technical Vision System (TVS) was presented, implements continuous scan for determination 3D coordinates any object under...

This brief addresses the problem of global finite-time stabilization planar linear systems subject to actuator saturation. A simple saturated proportional-derivative controller is proposed. Lyapunov stability theory and geometric homogeneity technique are employed show stability. The appealing features proposed control include very structure intuitive construction that involves only a single saturation function ability ensure not violated. actually provides an easy solution for high-quality...

This paper presents an innovative nonlinear model of a self-sensing soft actuator and switching extended Kalman filter, which is used as observer for health monitoring such virtual sensor. Hardware-in-the-loop simulations measurements justify the observation strategy. An adaptive position control structure based on discrete wavelet packets transform method proposed. Stimulus-responsive polymers are relevant realization smart systems (capable both sensing actuating) in context actuators,...

This paper takes into consideration a combined extended Kalman filter (CEKF) by using bivariate polynomial for the estimation of <inline-formula xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink"> <tex-math notation="LaTeX">$L_{d}$ </tex-math></inline-formula> and notation="LaTeX">$L_{q}$ in saturation conditions. In context (KF), are modelled as nonlinear augmented states to control permanent magnetic synchronous machine (PMSM). Once estimated,...

For a wide variety of motion control systems, the PMSM (Permanent Magnet Synchronous Motors) drive is among best options. The PMSMs, for instance, are frequently used motors, power tools, and robotics currently being explored high-power uses, including industrial motors vehicle propulsion. Additionally, it has commercial uses. renowned its great efficiency, greater density, exceptional dynamic performance, as well limited ripple. objective this paper to review literature that based on...

Intelligent transportation systems (ITSs) derive significant advantages from advanced models like YOLOv8, which excel in predicting traffic incidents dynamic urban environments. Roboflow plays a crucial role organizing and preparing image data essential for computer vision models. Initially, dataset of 1000 images is utilized training, with an additional 500 reserved validation purposes. Subsequently, the Deep Simple Online Real-time Tracking (Deep-SORT) algorithm enhances scene analyses...