Results 91 to 100 of about 11,273 (304)

DESIGN AND REALIZATION OF A HAPTIC CRANE FORCE CONTROL FOR APPLICATION OF MATERIAL HANDLING BY USING ACTIVE FORCE CONTROL (AFC)

open access: yes, 2010
The final project highlights a method for controlling a haptic crane and hoist model based on an Active Force Control (AFC) strategy. It is a disturbance rejection control technique in which AFC is employed to control accurately and robustly the trolley ...
Tamara, Mohamad Nasyir   +2 more
core  

Active Disturbance Rejection Control and Embedded Model Control: a case study comparison

open access: yes, 2014
The paper aims to compare Active Disturbance Rejection Control (ADRC) and Embedded Model Control (EMC). Both control algorithms are designed and implemented around an internal model which includes a disturbance dynamics, capable of encoding external ...
Luigi Colangelo   +7 more
core   +1 more source

How Competitive Is Myanmar's Rice Sector? A Comparison of Production Costs and Efficiency

open access: yesAgribusiness, EarlyView.
ABSTRACT This paper analyzes the cost competitiveness of rice production in Myanmar by examining production costs, cost efficiency, and the potential effect of improving cost efficiency on the country's global competitiveness. To achieve this, we conduct a comparative analysis of production costs among major rice‐producing countries and estimate the ...
Nandar Aye Chan   +3 more
wiley   +1 more source

Active Disturbance Rejection Control for diving motion of Autonomous Underwater Vehicles

open access: yes, 2016
This paper presents the dynamic model and control scheme of an active variable buoyancy system (VBS) actuator for Autonomous Underwater Vehicles (AUVs).
Jiang ZB(姜志斌)   +2 more
core  

Pricing Dynamics in the US Hemp Market: A Vertical Price Transmission Analysis of the Hemp Value Chain

open access: yesAgribusiness, EarlyView.
ABSTRACT The US hemp market is a new and nascent industry that has been devoid of research for about half a century. This study examined the effects of exogenous shock on price at each phase of the value chain—Farm (hemp biomass), and its impact on prices at other phases of the value chain—Intermediary Processor (crude cannabidiol hemp) and Final ...
Solomon Odiase   +2 more
wiley   +1 more source

Cost Pass‐Through in Crisis: Evidence From the German Malt‐Beer Supply Chain

open access: yesAgribusiness, EarlyView.
Abstract Global agri‐food supply chains are increasingly exposed to geopolitical shocks, climate volatility, and market consolidation, factors that disrupt traditional price relationships and reshape market power dynamics. Nowhere is this more visible than in the brewing sector, where agricultural raw materials meet complex industrial processing and ...
Nikolas Bublik, Lukáš Čechura
wiley   +1 more source

Tracking controller of extended chained nonholonomic systems with matched disturbance and input saturation

open access: yesIET Control Theory & Applications
This paper addresses the tracking control for an extended chained nonholonomic system under input saturation and matched disturbances. Specifically, the tracking error dynamic system is split into two subsystems in a cascade form.
Peng Huang, Yang Gao, Zhongcai Zhang
doaj   +1 more source

Linear Active Disturbance Rejection Control Based on Three-phase Unbalanced Voltage Compensation Strategy in Microgrid

open access: yes, 2018
There are a large number of three-phase unbalanced loads in the distribution network and microgrid, which can cause three-phase unbalanced voltage problem.
Xitong Niu   +7 more
core   +1 more source

From continuous to interruptible distillation: Flexible electric heating column architecture with fast start‐up

open access: yesAIChE Journal, EarlyView.
Abstract Electrification of distillation offers a promising route to reducing scope‐1 emissions from one of the chemical industry's most energy‐intensive unit operations. However, conventional adiabatic columns are dynamically inflexible: Long, energy‐intensive start‐ups make shutdown and restart impractical under variable electricity prices and ...
Samuel Mercer, Michael Baldea
wiley   +1 more source

Automated generative process synthesis via transformer‐based dual‐loop simulation and optimization

open access: yesAIChE Journal, EarlyView.
Abstract This study presents a novel framework for automated generative process synthesis, addressing the complexity of simultaneously optimizing discrete topologies and continuous operating variables. To overcome conventional superstructure limitations, we propose a dual‐loop architecture integrating generative transformers with rigorous process ...
Yeong Woo Son   +4 more
wiley   +1 more source

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