Results 21 to 30 of about 622,330 (261)

MODELLING AND EVALUATION OF OPERATIONAL COMPETITIVENESS OF MANUFACTURING ENTERPRISES [PDF]

open access: yesKvalita Inovácia Prosperita, 2009
This paper is aiming to connect previous research in global competitiveness analysis. Research is based on doing numerous case studies and creating analytical models to evaluate the overall competitiveness, which is a novel concept by integrating the ...
YANG LIU, JOSU TAKALA
doaj  

System Identification and Mathematical Modeling of A Piezoelectric Actuator through A Practical Three-Stage Mechanism

open access: yesMicromachines, 2022
Piezoelectric elements (PEMs) are used in a variety of applications. In this paper, we developed a full analytical model and a simple system identification (SI) method of a piezoelectric actuator, which includes piezostack elements and a three-stage ...
Dror A. Levy, Amir Shapiro
doaj   +1 more source

Analytics Maturity Models: An Overview [PDF]

open access: yesInformation, 2020
This paper aims to review, characterize and comparatively analyze selected organizations’ analytics maturity models. Eleven various organizations’ analytics maturity models (AMMs) were characterized. The models’ characteristics were developed based on an academic literature review as well as reports and publications shared by analytics sector operators.
Karol Król, Dariusz Zdonek
openaire   +2 more sources

Comparison of the Results of Analytical and Numerical Models of Pre-Reinforcement in Shallow Tunnels

open access: yesArchives of Civil Engineering, 2017
The steel pipe umbrella is a widely used technology when tunnelling in weak soils in order to create pre-support ahead of the tunnel face. The design of steel pipes is frequently done through simplified analytical approaches which are easy to apply but ...
Peila D.   +3 more
doaj   +1 more source

A Review of Techniques Used for Induction Machine Fault Modelling

open access: yesSensors, 2021
Over the years, induction machines (IMs) have become key components in industry applications as mechanical power sources (working as motors) as well as electrical power sources (working as generators).
Carla Terron-Santiago   +3 more
doaj   +1 more source

Dimensionless Maps for the Validity of Analytical Ground Heat Transfer Models for GSHP Applications

open access: yesEnergies, 2016
This article provides plain and handy expressions to decide the most suitable analytical model for the thermal analysis of the ground source in vertical ground-coupled heat pump applications.
Paolo Conti
doaj   +1 more source

Fast optimisation procedure for the selection of L-PBF parameters based on utility function

open access: yesVirtual and Physical Prototyping, 2022
L-PBF is an additive manufacturing process forming parts with complex geometries by adding material layer by layer. The selection of the process parameters in L-PBF has a significant impact on the mechanical properties of the printed parts.
Stefania Cacace, Quirico Semeraro
doaj   +1 more source

An Analytical Temperature-Dependent Design Model for Contour-Mode MEMS Resonators and Oscillators Verified by Measurements

open access: yesSensors, 2018
The importance of micro-electromechanical systems (MEMS) for radio-frequency (RF) applications is rapidly growing. In RF mobile-communication systems, MEMS-based circuits enable a compact implementation, low power consumption and high RF performance, e.g.
Johannes Stegner   +5 more
doaj   +1 more source

Early Body Mass Index z‐Score Change and Resolution of Severe Malnutrition in Children With Sickle Cell Anemia in a Low‐Income Setting: A Prospective Single‐Arm Extension Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Children with sickle cell anemia (SCA) in low‐income settings are at risk of severe malnutrition, but optimal nutritional management has not been established. We evaluated an intensified ready‐to‐use therapeutic food (RUTF) regimen in children with persistent severe malnutrition after initial treatment and assessed whether early ...
Safiya Gambo   +9 more
wiley   +1 more source

Central Nervous System Tumors Among Infants in Canada: A Report From CYP‐C

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Central nervous system (CNS) tumors in infants are rare, pose unique clinical challenges, and lack large‐scale evidence‐based data to guide management. This study seeks to describe CNS tumors in Canadian infants and to compare their outcomes with those of older children.
Samuel Sassine   +17 more
wiley   +1 more source

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