Results 41 to 50 of about 629,646 (340)

Application of operational modal analysis to investigate transformer vibration patterns

open access: yesIET Generation, Transmission & Distribution, 2022
This paper develops an operational modal analysis application framework for vibration measurement‐based condition monitoring of transformer winding structure.
Jakob Pallot   +3 more
doaj   +1 more source

New insights in the modal identification of a monumental structure from long-term seismic structural monitoring [PDF]

open access: yes, 2015
The paper summarizes the main findings obtained during the development and management of a longterm seismic structural monitoring system installed in a historic monumental church, the Basilica S.
LEPIDI, MARCO   +3 more
core   +4 more sources

Transmissibilty-Based Operational Modal Analysis for Flight Flutter Testing Using Exogenous Inputs

open access: yesShock and Vibration, 2012
During the recent years several new tools have been introduced by the Vrije Universiteit Brussel in the field of Operational Modal Analysis (OMA) such as the transmissibility based approach and the the frequency-domain OMAX concept.
Christof Devriendt   +3 more
doaj   +1 more source

Operational Modal Analysis for Crack Detection in Rotating Blades

open access: yesArchives of Acoustics, 2017
Vibration analysis has found widespread application for condition monitoring in a variety of applications and industries. With the continual development of cheaper and more powerful processing hardware, such systems have developed from utilizing simple ...
Jarosław BEDNARZ
doaj   +1 more source

Operational modal analysis with non stationnary inputs [PDF]

open access: yes, 2013
Operational modal analysis (OMA) techniques enable the use of in-situ and uncontrolled vibrations to be used to lead modal analysis of structures. In reality operational vibrations are a combination of numerous excitations sources that are much more ...
Michon, Guilhem   +3 more
core  

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

Experimental and operational modal analysis in support of modal model updating - a test case [PDF]

open access: yes, 2019
The introduction of new equipment on board of aircraft requires fatigue evaluations to determine maintenance intervals. This is particularly true when complex assemblies are required to be installed in aircraft areas exposed to combined stresses, most ...
Coppotelli Giuliano   +1 more
core  

Health‐Related Social Needs in Children With Sickle Cell Disease Are Associated With Worse Health‐Related Quality of Life

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Children with sickle cell disease (SCD) face multiple acute and chronic medical complications that may impact their quality of life as reported by patients themselves. Health‐related social needs (HRSNs), such as food and housing insecurity, are common in people with SCD, but the association between HRSNs and patient‐reported ...
Sarah J. Marks   +5 more
wiley   +1 more source

Operational modal testing of an arch type steel highway bridge using SSI technique [PDF]

open access: yes, 2011
4th International Operational Modal Analysis Conference, IOMAC 2011 -- 9 May 2011 through 11 May 2011 -- -- 110155The paper determines the dynamic characteristics of an arch type steel highway bridge applying ambient vibration testing.
Bayraktar, A.   +2 more
core  

Central Nervous System Neuroblastoma, FOXR2‐Activated: A Pooled Analysis of Published Clinical Outcomes

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Central nervous system (CNS) neuroblastoma, FOXR2‐activated, is a recently recognized entity in the WHO CNS5 classification, defined by activation of the FOXR2 transcription factor and unique histopathological features. This review synthesizes available literature and pooled clinical data, providing insight into demographics ...
Sudarshawn Damodharan   +1 more
wiley   +1 more source

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