Results 51 to 60 of about 15,889 (201)

ITS ON RAILWAY

open access: yesActa Polytechnica CTU Proceedings, 2017
Development of technology management and security, transmission and information systems allows the concept of process management and security of railways and organizing the operation of a new, as yet non-phase in a non-traditional way.
Martin Leso
doaj   +1 more source

Comparison of linear and nonlinear active disturbance rejection control method for hypersonic vehicle [PDF]

open access: yes, 2016
Near space hypersonic vehicles have features of strong coupling, nonlinearity and acute changes in aerodynamic parameters, which are challenging for the controller design. Active disturbance rejection control (ADRC) method does not depend on the accurate
Gao, Ke   +3 more
core   +1 more source

Environmentally Sustainable Development: The Role of Supply Chain Digitalization in Firms' Green Productivity

open access: yesSustainable Development, Volume 33, Issue 5, Page 7807-7825, October 2025.
ABSTRACT In the midst of the global push for environmental protection and sustainable development, supply chain digitalization (SCD) has become a key enabler of both operational efficiency and green production. The existent literature, however, has mainly focused on SCD's impact on operational efficiency, neglecting its role in advancing environmental ...
Ruixiang Xue   +2 more
wiley   +1 more source

Acute toxicities of Basudine and Gammalin 20 to Aphyosemin gairdneri [PDF]

open access: yes, 2003
Effects of Basudine and Gammalin 20 on the fingerlings of Aphyosemin gairdneri were investigated using static bioassays and continuous aeration over a period of 48 hours.
Agbon, O.A., Ayuba, V.O., Ofojekwu, P.C.
core  

Spin current shot noise as a probe of interactions in mesoscopic systems

open access: yes, 2003
It is shown that the spin resolved current shot noise can probe attractive or repulsive interactions in mesoscopic systems. This is illustrated in two physical situations : i) a normal-superconducting junction where the spin current noise is found to be ...
A. M. Martin   +32 more
core   +2 more sources

Evening Chronotype Associates With Worse Physical and Mental Health and Headache‐Related Disability Among Migraine Patients

open access: yesJournal of Sleep Research, Volume 34, Issue 5, October 2025.
ABSTRACT Migraine has been linked to chronotype, but with mixed results. Here, we tested chronotype in association with physical and mental health and headache characteristics in a large database of migraine patients and controls. A sample of the UK Biobank (n = 360,081; 58.3% female, mean age: 56.38) was used.
Daniel Baksa   +5 more
wiley   +1 more source

Assessing the saving potential of blind controller via multi-objective optimization [PDF]

open access: yes, 2018
This paper presents the results of computational experiments where multi-objective algorithms were used to tune a controller for blind movements in a residential building and a room of the LESO (Solar Energy and Building Physics Laboratory) experimental ...
Daum, David, Morel, Nicolas
core  

Performance Optimization of Dual Active Bridge Converter Based on Improved Linear Active Disturbance Rejection Control

open access: yesEngineering Reports, Volume 7, Issue 9, September 2025.
In this paper, an improved linear active disturbance suppression control method is introduced to optimize the current stress and dynamic response of the dual active bridge DC‐DC converter through extended phase‐shift modulation, which improves the overall efficiency of the converter in microgrid systems.
Haijun Tian   +3 more
wiley   +1 more source

A DC Bias Suppression Sensorless Control for SPMSM Based on Extended State Observer with Improved Position Estimation Accuracy

open access: yesEnergies
In sensorless control systems of permanent magnet synchronous motors (PMSMs), the traditional linear extended state observer (LESO) is preferred due to its simplicity and ease of implementation.
Jinpu Lin   +6 more
doaj   +1 more source

Linear Active Disturbance Rejection Control for DC Bus Voltage of Permanent Magnet Synchronous Generator Based on Total Disturbance Differential

open access: yesEnergies, 2019
The wind power grid-connected inverter system has nonlinear, strong coupling, and is susceptible to grid voltage fluctuations and nonlinear load effects.
Xuesong Zhou   +4 more
doaj   +1 more source

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