نتایج جستجو برای: frf matrixes

تعداد نتایج: 1662  

Journal: :Bulletin of the Korean Mathematical Society 2010

Journal: :JSME International Journal Series C 2005

Journal: :International Journal of Integrated Engineering 2021

The modern application of frequency response function (FRF) with artificial neural networks (ANN) has become one the leading methods in vibration-based damage detection approach. However, since full-size empirically obtained FRF data is used as ANN input, a broad composition input layer series would occur. Consequently, principal component analysis (PCA) adopted to compress magnitude. Despite t...

2015
Vitalij Kotovskyi Yurii Dzhezherya Aleksandr Dovzhenko Nikolaj Visniakov Andzela Sesok

In the paper, an opportunity for the development of multichannel transcutaneous raster matrixes for sensors of oxygen on the basis of an electrochemical cell sensor is described. An analysis of the influence of heat sources on the distribution of the temperature pattern of a raster matrix for sensors of oxygen had been carried out, and their optimum configuration had been found. The application...

Journal: :Journal of Dairy Science 2023

The objective of this study was to evaluate the digestive tract recovery and metabolism feeding either bovine colostrum (BC), transition milk (TM), or replacer (MR) after an episode feed restriction fasting (FRF) in dairy calves. Thirty-five Holstein male calves (22 ± 4.8 d old) were involved a 50-d study. After 3 2 L rehydration solution twice daily 19 h (d 1 study), randomly assigned one 5 tr...

2008
Randy L. Mayes Daniel Bridgers

a acceleration dof degree of freedom H Frequency response function f Applied force FE Finite Element FRF Frequency Response Function Φc The mode shape matrix of the bare table at dof to be constrained Subscripts c degree of freedom at locations to be constrained f dof at free locations t dof at tip of the slip table s dof at the classic shaker input location on the slip table i any other dof no...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تحصیلات تکمیلی صنعتی کرمان - دانشکده مهندسی عمران 1390

شناسایی آسیب سازه ها به کمک روش های عیب یابی، می تواند شرایط لازم را جهت جلوگیری از گسترش آسیب و افزایش عمر سازه ها فراهم نماید. روش های مختلفی برای تعیین مکان و شدت آسیب های سازه با استفاده از تغییرات پاسخ های سازه ای وجود دارد. تابع پاسخ فرکانس (frf) یکی از آن ها می باشد. فرکانس های طبیعی و شکل های مودی سازه از جمله پارامترهای مهمی هستند که در تابع پاسخ فرکانس استفاده می شوند. در این تحقیق ی...

Journal: :IEEE Transactions on Instrumentation and Measurement 2018

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