Results 11 to 20 of about 443,693 (235)

Digital Agriculture: Mapping Knowledge Structure and Trends

IEEE Access, 2023
With the advancement of digital technologies, digital agriculture improves agricultural efficiency and sustainability, reducing resource waste and environmental burden.
Rongji Zhou, Yuyan Yin
doaj   +1 more source

Experimental Validation of CFD–FEA Flow and Structural Performance Analysis in a Non-Return Multi-Door Reflux Valve [PDF]

EPJ Web of Conferences
This study provides a validated numerical analysis of the hydraulic and structural performance of a non-return multi-door reflux valve, using computational fluid dynamics (CFD) and finite element analysis (FEA), and compares it with experimental tests ...
Hadebe Xolani Prince, Kouejou Bernard Xavier Tchomeni, Alugongo Alfayo Anyika, Sozinando Desejo Filipeson   +3 more
doaj   +1 more source

Artificial Neural Network Based Optimal Feedforward Torque Control of Interior Permanent Magnet Synchronous Machines: A Feasibility Study and Comparison with the State-of-the-Art

Energies, 2022
A novel Artificial Neural Network (ANN) Based Optimal Feedforward Torque Control (OFTC) strategy is proposed which, after proper ANN design, training and validation, allows to analytically compute the optimal reference currents (minimizing copper and ...
Max A. Buettner, Niklas Monzen, Christoph M. Hackl   +2 more
doaj   +1 more source

Systematic Literature Mapping of User Story Research

IEEE Access, 2022
User stories are a widely used artifact in Agile software development. Currently, only a limited number of secondary studies have reviewed the research on the user story technique.
Anis R. Amna, Geert Poels
doaj   +1 more source

Study on disruption management scheduling problem of flow shop under supply chain environment

MATEC Web of Conferences, 2016
This paper presents a disruption scheduling model for an environment of proportional two-machine no-wait flow shop. To achieve the objects of minimization of weighted sum of makespan and minimization of weighted sum of tardiness, we introduce a revised ...
Bo Hong Guang, Li Long Long, Liu Yu, Wang Jia Heng   +3 more
doaj   +1 more source

Introduction of a New Index of Field Operations Efficiency

Applied Sciences, 2020
The evaluation and prediction of the agricultural machinery field efficiency is essential for agricultural operations management. Field efficiency is affected by unpredictable (e.g., machine breakdowns) and stochastic (e.g., yield) factors, and thus, it ...
Kun Zhou, Dionysis Bochtis, Allan Leck Jensen, Dimitrios Kateris, Claus Grøn Sørensen   +4 more
doaj   +1 more source

Managing operations

Managing operations (manajemen operasi)
Yongsun Paik, Dong Chen, William Newburry, Dan Prud'homme   +3 more
  +6 more sources

Full- and Reduced-Order State-Space Modeling of Wind Turbine Systems with Permanent Magnet Synchronous Generator

Energies, 2018
Full-order state-space models represent the starting point for the development of advanced control methods for wind turbine systems (WTSs). Regarding existing control-oriented WTS models, two research gaps must be noted: (i) There exists no full-order ...
Christoph M. Hackl, Pol Jané-Soneira, Martin Pfeifer, Korbinian Schechner, Sören Hohmann   +4 more
doaj   +1 more source

Resilience Enhancement of an Urban Microgrid during Off-Grid Mode Operation Using Critical Load Indicators

Energies, 2022
Microgrids (MGs) can be used as a solution to ensure resilience against power supply failures in electricity grids caused by extreme weather conditions, unavailability of generation capacities, and problems with transmission components. The literature is
Navid Shirzadi, Hadise Rasoulian, Fuzhan Nasiri, Ursula Eicker   +3 more
doaj   +1 more source

A Novel Stagger Prediction Method for Overhead Rigid Conductor Systems Using Force Measurements

Machines
Overhead Rigid Conductor Systems (ORCS) are widely used in modern urban rail networks, where precise monitoring of contact wire geometry is critical for safe operation.
Dong Zou, Rui Liu, Xing Su, Zixuan Xu, Zhichao Wang, Duanyang Cai, Xiaoxu Shen, Yao Cheng   +7 more
doaj   +1 more source