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السجلات المعروضة 1599 -- 1618 من 48376
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Active and reactive power management of photovoltaic-based interline dynamic voltage restorer in low voltage distribution networks
( IEEE Computer Society , 2012 , Conference Paper)A dynamic voltage restorer (DVR) is a series connected device that can support the voltage at existing critical loads during voltage sags. Voltage restoration may need active and/or reactive power injection into the ... -
Active and stable methane oxidation nano-catalyst with highly-ionized palladium species prepared by solution combustion synthesis
( MDPI AG , 2018 , Article)We report on the synthesis and testing of active and stable nano-catalysts for methane oxidation. The nano-catalyst was palladium/ceria supported on alumina prepared via a one-step solution-combustion synthesis (SCS) method. ... -
Active Computing Toward 5G Internet of Things
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Article)The Internet of Things (IoT) contains enormous computing resources. How to fully and efficiently use computing power is a very important research issue. This article proposes an active computing (AC) concept toward IoT. ... -
Active control of noise in ventilation ducts
( Canadian Acoustical Association , 2019 , Conference Paper)Ventilation ducts are often lined with passive absorption material for both thermal insulation and noise and vibration reduction. However, the noise reduction performance is not significant at low frequencies. Active Noise ... -
Active exercisers with a higher orientation toward task-approach goal might experience higher happiness: the mediating role of dispositional self-control
( Taylor and Francis Inc. , 2019 , Article)Active exercisers engage in physical activity or training sessions with intentions that are inherently influenced by stable orientations toward achievement goals (i.e. self-regulatory representations about specific outcomes ... -
Active Learning with Noisy Labelers for Improving Classification Accuracy of Connected Vehicles
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)Machine learning has emerged as a promising paradigm for enabling connected, automated vehicles to autonomously cruise the streets and react to unexpected situations. Reacting to such situations requires accurate classification ... -
Active Noise Control in Workplaces
( Springer , 2016 , Article)Excessive workplace noise affects human health, safety, and comfort. Noise control in the workplace becomes necessary if the noise exceeds the level specified by noise regulations. This paper presents examples of active ... -
Active Power Filter
( John Wiley & Sons, Ltd , 2014 , Book chapter)The proliferation of power electronics-based devices and equipment has significantly affected the power quality of the grid, which changes its sinusoidal nature through adding harmonic distortion. Power electronics ... -
Active vibration control of flexible cantilever plates using piezoelectric materials and artificial neural networks
( Academic Press , 2016 , Article)The study presented in this paper introduces a new intelligent methodology to mitigate the vibration response of flexible cantilever plates. The use of the piezoelectric sensor/actuator pairs for active control of plates ... -
Active Vibration Isolation System (AVIS) using a Voice Coil Actuator to improve Free Space Optics Communication
( Institute of Electrical and Electronics Engineers Inc. , 2019 , Conference Paper)In Free Space Optic communication (FSOC), transmitter and receiver's alignment is vital to maintain the line of sight during the whole communication period. This is critical in data transmission over a long-distance. ... -
Activity of Antibiotic Producing Bacteria Isolated from Rhizosphere Soil Region of Different Medicinal Plants
( Qatar University Press , 2020 , Poster)The rhizosphere soil of medicinal plants is rich in microorganisms that develop antibiotics as natural mechanism of protection against other microbes that live in their vicinity. The present study aims to explore the ... -
Actuator fault detection and isolation of differential drive mobile robots using multiple model algorithm
( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference Paper)An actuator fault detection and isolation (FDI) scheme is proposed in this paper for differential drive mobile robots based on the concept of multiple model approach. The nonlinear kinematic model of the mobile robot is ... -
Actuator Fault Diagnosis in Multi-Zone HVAC Systems using 2D Convolutional Neural Networks
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)This paper presents a novel supervised on-line fault diagnosis strategy in Heating, Ventilation, and Air conditioning (HVAC) systems for actuator faults using 2D Convolutional Neural Networks. It is based on an efficient ... -
Actuator Fault Estimation for Multi-agent Systems: A Sliding-mode Observer-based Approach
( Institute of Electrical and Electronics Engineers Inc. , 2019 , Conference Paper)This study is concerned with the design of a distributed fault estimation scheme for linear multi-agent systems subject to actuator faults. For each agent, a sliding-mode observer-based estimator module is proposed that ... -
Actuator Fault Tolerant Control in a Team of Mobile Robots
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)In this paper, a fault tolerant controller is developed for loss of effectiveness actuator faults in differential drive mobile robots. Based on the extended Kalman filter technique, a joint parameter and state estimation ... -
Acupuncture vs Noninsertive Sham Acupuncture in Aging Patients with Degenerative Lumbar Spinal Stenosis: A Randomized Controlled Trial
( Elsevier , 2020 , Article)Background: Acupuncture is commonly used to treat degenerative lumbar spinal stenosis in Asian countries. However, rigorous data regarding the efficacy and safety of acupuncture for aging patients are currently lacking. ... -
Acute Effects of Caffeine on Strength Performance in Trained and Untrained Individuals
( SciTechnol , 2015 , Article)Objective: The primary aim of this study was to compare the acute effects of a caffeine based supplement on the strength performance of trained and untrained individuals with a secondary investigation into the effects ... -
Acute exposure to cigarette smoking followed by myocardial infarction aggravates renal damage in an in vivo mouse model
( Hindawi Limited , 2017 , Article)Cigarette smoking (S) is a risk factor for progressive chronic kidney disease, renal dysfunction, and renal failure. In this study, the effect of smoking on kidney function was investigated in a mouse model of myocardial ... -
Acute glans ischemia after circumcision successfully treated with low-molecular-weight heparin and topical dihydrotestosterone: A case report
( Wolters Kluwer Health , 2020 , Article)Circumcision like any other surgical procedure is not devoid of complications. Serious complications are rare and include iatrogenic hypospadias, glans ischemia/necrosis, and glans amputation, all of which require an ... -
Acute mercury toxicity modulates cytochrome P450, soluble epoxide hydrolase and their associated arachidonic acid metabolites in C57Bl/6 mouse heart
( Elsevier Ireland Ltd. , 2014 , Article)Mercury exposure is associated with increased risk of cardiovascular disease and profound cardiotoxicity. However, the correlation between Hg2+-mediated toxicity and alteration in cardiac cytochrome P450s (Cyp) and their ...
