Academic Articles & Research Papers

Remaining Useful Life Prediction for Nonlinear Degraded Equipment With Bivariate Time Scales

As the fundamental and prerequisite work of remaining useful life (RUL) prediction, degradation modeling directly affects the accuracy of RUL prediction. Existing degradation models are all developed under a single time scale, and less rese...

Misalignment Tolerance and Interoperability of Wireless Charging System Based on Two-Channel Topology and Coil Optimization

Inductive power transfer (IPT), as a method of wireless power transfer (WPT) via magnetic induction, can be applied to electric vehicles (EVs) due to its convenience and automation. Interoperability and misalignment tolerance are both major...

Design and Analysis of a New Dual-Stator Hybrid Magnet Flux Modulation Machine

This paper proposes a new dual-stator hybrid-magnet flux modulation machine (DS-FMHMM) for direct-drive applications, which employs NdFeB magnet excitation and Ferrite magnet excitation on the rotor and outer stator sides, respectively. Wit...

A novel generalized sliding mode controller for uncertain robot manipulators based on motion constraints

To improve the trajectory tracking performance and robustness for uncertain robot manipulators, a generalized sliding mode controller (GSMC) including an ideal controller and a continuous sliding mode controller (SMC) is proposed from the s...

Developing a Framework for Using Molecular Dynamics in Additive Manufacturing Process Modelling

Additive Manufacturing (AM), or else Smart Manufacturing, has been an intrinsic concept in Industry 4.0, offering flexibility and material efficiency. Certain limitations prevent AM from being used in the industrial setting extensively, des...

An Improved Design of the MultiCal On-Site Calibration Device for Industrial Robots

MultiCal is an affordable, high-precision measuring device designed for the on-site calibration of industrial robots. Its design features a long measuring rod with a spherical tip that is attached to the robot. By restricting the rod’s tip ...

Modeling and Contouring Control for Cantilever Beam Machine With Structural Flexibility

In biaxial contouring control applications, the inherent structural flexibility of machines can lead to position discrepancies between the manipulator and actuator, and thus deteriorate the manufacturing performance, especially when the con...

Adaptive Control of the Chaotic System via Singular System Approach

This paper deals with the control problem of the chaotic system subject to disturbance. The sliding mode surface is designed by singular system approach, and sufficient condition for convergence is given. Then, the adaptive sliding mode con...

A Novel MRAC Scheme for Output Tracking

This paper puts forward a novel output feedback model reference adaptive control (MRAC) scheme for solving an adaptive output tracking problem. The proposed control scheme only needs a scalar function to be updated online, which decreases t...

Wireless Link-Quality Estimation in Smart Grid Environments

Recently, wireless sensor networks (WSNs) have gained great attention from the research community for various smart grid applications, including advanced metering infrastructure (AMI), power outage detection, distribution automation, towers...

An Agent Cascade for Explainable Relevance Assessment of Procurement Procedures in the Tenders Electronic Daily Environment

This paper considers the task of assessing the relevance of a procurement procedure for a supplier under conditions of growing volumes of open procurement data and increasing complexity of electronic publication services. It is shown that, ...

Mathematics and its applications

Analysis of Strengths, Weaknesses, Opportunities and Threats of E-learning from the Perspective of Experts in the Period of COVID-19 Pandemic

Background: Today, e-learning has become one of the basic components of education process, especially in higher education. Institutions and universities employ e-learning extensively in their educational operations. In light of this, the go...

Adaptive Cloud-Based Extended Reality: Modeling and Optimization

Extended Reality (XR) — which includes Virtual Reality and Augmented Reality — promises to bring the virtual and telepresence experience to another level. Unfortunately, solutions leveraging these technologies require special ...

A Literature Review on Challenges and Solutions for Smart and Sustainable Urban Mobility

Urban mobility is undergoing a rapid transition driven by digitalization, electrification, and automation. However, current research remains largely fragmented across specific technological domains, obscuring the interactions required for c...

Wearable ECG Device and Machine Learning for Heart Monitoring

With cardiovascular diseases (CVD) remaining a leading cause of mortality, wearable devices for monitoring cardiac activity have gained significant, renewed interest among the medical community. This paper introduces an innovative ECG monit...

Effect of chemical treatment on the mechanical and thermal performance of flax fiber reinforced aluminium 6082 laminate: a machine learning-enhanced investigation

Abstract This work examined the role of alkaline and epoxy-based surface chemical treatments on the mechanical and thermal properties of flax fiber reinforced Aluminum Alloy 6082 hybrid Fiber Metal Laminates (FMLs), integrated with machine ...

A generic self-learning emotional framework for machines

Abstract In nature, intelligent living beings have developed emotions to modulate their behavior as a fundamental evolutionary advantage. However, researchers seeking to endow machines with this advantage lack a clear theory from cognitive ...

Air cargo logistics automation and digital airport process management: comprehensive empirical insights from Germany

PurposeThis paper investigates an integration of automation and digital technologies within air cargo logistics, focusing on empirical testing of the O3dyn pallet transport robot prototype at Munich Airport. The presented research identifie...

A study on the flexural behaviour of lightweight concrete beams reinforced with pumice, silica fume and carbon fibers

Lightweight aggregate concrete (LWAC) incorporating pumice aggregates offers a sustainable alternative to conventional concrete, enabling a reduced self-weight while maintaining adequate strength and stiffness for structural applications. T...