Faculty of Engineering and Science: Nye registreringer
Viser treff 1-20 av 3193
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On Daugavet indices of thickness
(Peer reviewed; Journal article, 2021)Inspired by R. Whitley's thickness index the last named author recently introduced the Daugavet index of thickness of Banach spaces. We continue the investigation of the behavior of this index and also consider two new ... -
Improving Energy Efficiency and Response Time of an Offshore Winch Drive with Digital Displacement Motors
(Peer reviewed; Journal article, 2023)Offshore winch drives require high energy efficiency and control precision, making digital displacement motors an attractive solution due to their high efficiency and potential controllability. However, the response time ... -
Viscoelastic characterization and comparison of Norwegian asphalt mixtures using dynamic modulus and IDT tests
(Chapter; Peer reviewed, 2021)This paper presents the comparison of stiffnesses of two types of asphalt concrete mixes (Ab11 and Agb11) fabricated in the laboratory using two commonly used stiffness tests. (1) uniaxial compression dynamic modulus (E*) ... -
A Novel Control Design for Realizing Passive Load-Holding Function on a Two-Motor-Two-Pump Motor-Controlled Hydraulic Cylinder
(Peer reviewed; Journal article, 2023)When a hydraulic cylinder connects two chambers directly to one or two hydraulic pumps driven by electric servo motors without any control valve in between, it can be called a motor-controlled hydraulic cylinder (MCC). ... -
Drivers of spatial and temporal micro- and mesozooplankton dynamics in an estuary under strong anthropogenic influences (The Eastern Scheldt, Netherlands)
(Peer reviewed; Journal article, 2023)The Eastern Scheldt estuary in the Netherlands has been anthropogenically changed by the construction of a storm surge barrier about 30 years ago, affecting abiotic conditions as well as phytoplankton and zooplankton (ZP). ... -
Human Motion Synthesis Using Trigonometric Splines
(Peer reviewed; Journal article, 2023)In this work, we present a simple framework to synthesize human motion. Our main goal is to propose a methodology tailored for inexperienced users to initiate their research in human motion simulation and human motion ... -
Ensemble Machine Learning for Predicting the Power Output from Different Solar Photovoltaic Systems
(Peer reviewed; Journal article, 2023)In this paper, ensemble-based machine learning models with gradient boosting machine and random forest are proposed for predicting the power production from six different solar PV systems. The models are based on three ... -
Scalable and Privacy-Aware Online Learning of Nonlinear Structural Equation Models
(Peer reviewed; Journal article, 2023)An online topology estimation algorithm for nonlinear structural equation models (SEM) is proposed in this paper, addressing the nonlinearity and the non-stationarity of real-world systems. The nonlinearity is modeled using ... -
Orientation-Independent Human Activity Recognition Using Complementary Radio Frequency Sensing
(Peer reviewed; Journal article, 2023)RF sensing offers an unobtrusive, user-friendly, and privacy-preserving method for detecting accidental falls and recognizing human activities. Contemporary RF-based HAR systems generally employ a single monostatic radar ... -
Combined Heat and Power Economic Dispatching within Energy Network using Hybrid Metaheuristic Technique
(Peer reviewed; Journal article, 2023)Combined heat and power (CHP) plants have opportunities to work as distributed power generation for providing heat and power demand. Furthermore, CHP plants contribute effectively to overcoming the intermittence of renewable ... -
Optimal Utilization of Charging Resources of Fast Charging Station with Opportunistic Electric Vehicle Users
(Peer reviewed; Journal article, 2023)The key challenge with the rapid proliferation of electric vehicles (EVs) is to optimally manage the available energy charging resources at EV fast-charging stations (FCSs). Furthermore, the rapid deployment of fast-charging ... -
How Acid Washing Nickel Foam Substrates Improves the Efficiency of the Alkaline Hydrogen Evolution Reaction
(Peer reviewed; Journal article, 2023)Nickel foam substrates are frequently utilised as porous 3D substrates for renewable energyapplications. The preparation of these substrates usually includes an acid-washing step, but thedegree to which this step affects ... -
Respiration rate scales inversely with sinking speed of settling marine aggregates
(Peer reviewed; Journal article, 2023)Sinking marine aggregates have been studied for a long time to understand their role in carbon sequestration. Traditionally, sinking speed and respiration rates have been treated as independent variables, but two recent ... -
Non-homogeneous continuous time Markov chain model for information dissemination on Indonesian Twitter users
(Peer reviewed; Journal article, 2023)Nonhomogeneous Continuous-Time Markov Chain (NH-CTMC) is a stochastic process that can be used to model problems where the future state depends only on the current state and is independent of the past. The transition ... -
Enabling Precision Medicine via Contemporary and Future Communication Technologies: A Survey
(Peer reviewed; Journal article, 2023)Precision medicine (PM) is an innovative medical approach that considers differences in the individuals’ omics, medical histories, lifestyles, and environmental information in treating diseases. To fully achieve the envisaged ... -
Solar-DG and DSTATCOM Concurrent Planning in Reconfigured Distribution System Using APSO and GWO-PSO Based on Novel Objective Function
(Peer reviewed; Journal article, 2023)The concurrent planning of multiple Distributed Generations (DGs), consisting of solar-DG and DSTATCOM with reconfiguration in IEEE 33 and 69 bus Radial Distribution Network (RDN), using Adaptive Particle Swarm Optimization ... -
Hazard and catch composition of ghost fishing gear revealed by a citizen science clean-up initiative
(Peer reviewed; Journal article, 2022)Ghost fishing, the continued catch of fishes and invertebrates by lost fishing gear, represents an animal welfare issue as well as a waste of both potential food and ecosystem resources. Fishing gear is lost by both ... -
A Novel MPPT Controller Based on Mud Ring Optimization Algorithm for Centralized Thermoelectric Generator under Dynamic Thermal Gradients
(Peer reviewed; Journal article, 2023)Most industrial processes generate raw heat. To enhance the efficiency of industrial operations, this raw heat is recovered. Thermoelectric generators (TEG), as solid state devices, provide an excellent application of heat ... -
A High-Power Solar PV-fed TISO DC-DC Converter for Electric Vehicle Charging Applications
(Peer reviewed; Journal article, 2023)In this paper, a two-input, single-output (TISO) DC-DC converter for electric vehicle charging applications with solar photovoltaic (PV) as one of the sources is discussed. A novel, simple, and effective control strategy ... -
Deep Crowd Anomaly Detection by Fusing Reconstruction and Prediction Networks
(Peer reviewed; Journal article, 2023)Abnormal event detection is one of the most challenging tasks in computer vision. Many existing deep anomaly detection models are based on reconstruction errors, where the training phase is performed using only videos of ...