Results 41 to 50 of about 155,856 (155)

Self-Adaptive Secondary Frequency Regulation Strategy Based on Distributed Model Predictive Control

open access: yesShanghai Jiaotong Daxue xuebao
To address the issues of reduced adaptability of secondary frequency regulation caused by changes in power system parameters, a self-adaptive secondary frequency regulation strategy based on distributed model predictive control (DMPC) is proposed. First,
CAO Yongji, ZHANG Jiangfeng, WANG Tianyu, ZHENG Keke, WU Qiuwei
doaj   +1 more source

Sufficient Covariate, Propensity Variable and Doubly Robust Estimation

open access: yes, 2015
Statistical causal inference from observational studies often requires adjustment for a possibly multi-dimensional variable, where dimension reduction is crucial.
A.P. Dawid   +28 more
core   +1 more source

A Discrete-Time FOLQR Framework for Centralized AGC in Multi-Area Interconnected Power Grids

open access: yesApplied Sciences
This paper presents a discrete-time, centralized fractional-order linear quadratic regulator FOLQR for automatic generation control (AGC) of three-area interconnected nonreheat thermal systems.
Khidir AK Mohamed   +2 more
doaj   +1 more source

Policy Analysis for Natural Hazards: Some Cautionary Lessons From Environmental Policy Analysis [PDF]

open access: yes, 2006
How should agencies and legislatures evaluate possible policies to mitigate the impacts of earthquakes, floods, hurricanes and other natural hazards?
Adler, Matthew D.
core   +3 more sources

Accuracy of Shack-Hartmann wavefront sensor using a coherent wound fibre image bundle

open access: yes, 2018
Shack-Hartmann wavefront sensors using wound fibre bundles are desired for multi-object adaptive optical systems to provide large multiplex positioned by Starbugs.
Goodwin, Michael   +2 more
core   +1 more source

Balancing the demands of two tasks: an investigation of cognitive–motor dual-tasking in relapsing remitting multiple sclerosis [PDF]

open access: yes, 2017
Background: People with relapsing remitting multiple sclerosis (PwRRMS) suffer disproportionate decrements in gait under dual-task conditions, when walking and a cognitive task are combined.
Butchard-MacDonald, Emma   +2 more
core   +2 more sources

A Novel Proportional-Derivative Sliding Mode for Load Frequency Control

open access: yesIEEE Access
This paper presents a novel sliding mode control method in controlling load frequency in an interconnected power system, which utilizes the proportional-derivative sliding mode surface.
Jianping Guo
doaj   +1 more source

Double quantum dot with tunable coupling in an enhancement-mode silicon metal-oxide semiconductor device with lateral geometry

open access: yes, 2010
We present transport measurements of a tunable silicon metal-oxide-semiconductor double quantum dot device with lateral geometry. Experimentally extracted gate-to-dot capacitances show that the device is largely symmetric under the gate voltages applied.
C. Borrás Pinilla   +13 more
core   +1 more source

Digital equalization of time-delay array receivers on coherent laser communications [PDF]

open access: yes, 2017
© [2017 Optical Society of America.]. One print or electronic copy may be made for personal use only. Systematic reproduction and distribution, duplication of any material in this paper for a fee or for commercial purposes, or modifications of the ...
Belmonte Molina, Aniceto
core   +2 more sources

The Effect of ACE Inhibition on the Pulmonary Vasculature in Combined Models of Chronic Hypoxia and Pulmonary Arterial Banding in Sprague Dawley Rats [PDF]

open access: yes, 2010
Microfocal CT was used to image the pulmonary arterial (PA) tree in rodent models of pulmonary hypertension (PH). CT images were used to measure the arterial tree diameter along the main arterial trunk at several hydrostatic intravascular pressures and ...
Baumgardt, Shelley   +2 more
core   +1 more source

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