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Pressure Vessels Stresses Under Combined Loads Yield ...

This normal stress is known as the axial, longitudinal or meridional stress. ... (1913), also known as the maximum distortion energy criterion, octahedral shear stress theory, or Maxwell-Huber-Hencky-von Mises theory, is often used to estimate the yield of ductile materials.

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NUMERICAL SIMULATION OF STATIC INFLOW …

DISTORTION ON AN AXIAL FLOW FAN Arun Raj S1* and Pal Pandian P2 *Corresponding Author: Arun Raj S, [email protected] The present CFD analysis is aimed at studying the performance and flow characteristics in an axial flow fan under uniform and …

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Temperature dependence of the Cr3+ site axial distortion ...

CiteSeerX - Document Details (Isaac Councill, Lee Giles, Pradeep Teregowda): The electron spin resonance (ESR) of Cr3+ in LiSrAlF6 (LiSAF:Cr) and LiSrGaF6 (LiSGaF:Cr) single crystals has been measured in the temperature range between 270 and 470 K. The external magnetic field orientation dependence of the spectra is described by a spin Hamiltonian of axial symmetry for both compounds.

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Effects of Axial and Radial Distortion on Residual Stress ...

Jul 09, 2010· The complex distortion often occur when the pipe sections of HSAW pipe are cut along the axis. The residual stress caused by the axial and radial distortion in the cut-ring test of HSAW pipe is studied by elastic mechanics theory in this paper, and the effects of the axial and radial distortion on the residual stress of HSAW pipe are analyzed according to the results of the cut-ring test of ...

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Efficient Modeling of an Axial Compressor with Swirl ...

Jul 07, 2021· This paper presents a satisfactory numerical strategy to reliably evaluate the three-dimensional large-scale flow feature of multistage axial compressors in response to complex swirl distortion with acceptable computational cost. Under the theoretical framework of the body force method, the guide vanes of a swirl distortion generator and the multiple blade rows of a two-stage low-speed axial ...

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(PDF) Axial Imidazole Distortion Effects on the Catalytic ...

Axial Imidazole Distortion Effects on the Catalytic and Binding Properties of Chelated Deuterohemin Complexes. Download. Related Papers. Heme-peptide complexes as peroxidase models. By Enrico Monzani, Corrado Dallacosta, and Stefania Nicolis.

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Image-based correction of continuous and discontinuous non ...

As expected, non-planar axial distortion correction considerably decreased the distortion of the series in both experiments. 5 Discussion. We developed novel methods to address two previously unsolved problems: (1) establish the correct order of unordered section series and (2) compensate for planar and non-planar axial distortion.

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Stall inception prediction of axial compressors with ...

Feb 01, 2021· The low-speed single-stage axial-flow compressor TA36 operating at its design rotating speed at the laboratory located in Beijing University of Aeronautics and Astronautics is selected as the research object. Two radial inlet distortion generators were designed to generate the radially distorted inlet flow of 10% and 20% intensities.

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Geometrical Distortion - Florida State University

Sep 10, 2018· Quantitatively, distortion can be described by the following equation: DM = (M l - M)/M. where M is the axial lateral magnification and M(l) is the off-axis magnification at the image plane. If the lateral magnification increases proportionally with the off-axis distance of the object, distortion is positive, producing a pincushion effect ...

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Ch 03 - Aberrations

the paraxial focus to the axial intersection of the ray is called longitu-dinal spherical aberration. Transverse, or lateral, spherical aberration is the name given to the aberration when it is measured in the "verti-cal" direction. Thus, in Fig. 3.2 AB is the longitudinal, and …

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Learning-based self-calibration for correcting lateral and ...

A learning-based self-calibration method is demonstrated to achieve simultaneous corrections for both lateral and axial field distortions in three-dimensional (3D) surface topography measurements. In this method, the back propagation neural network is introduced into the self-calibration technology to learn the mapping relationship between the distorted space and the undistorted space for ...

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Redistribution of an inlet temperature distortion in an ...

May 23, 2012· Redistribution of an inlet temperature distortion in an axial flow turbine stage. ... A Numerical Study of Secondary Flow in Axial Turbines With Application to Radial Transport of Hot Streaks. 1 February 2000 | Journal of Turbomachinery, Vol. 122, No. 4.

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Impact of Distortion of Porphyrins on Axial Coordination ...

Feb 10, 2009· The binding constants of aminopyridines to the three kinds of (porphyrinato)zinc complexes reveal enhancement of the axial ligation by virtue of the distortion of the porphyrin ring. (© Wiley-VCH Verlag & Co. KGaA, 69451 Weinheim, Germany, 2009) Abstract.

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Axial distortion of airways in the lung - PubMed

Axial loads were applied around the circumference of an airway lumen by pulling on a cup-shaped anchor that embedded itself in the airway wall. Axial displacements were measured as a function of distance from the load, and the data were compared to the results of …

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Advanced analysis of arbitrarily shaped axially loaded ...

Jan 01, 2019· Axial warping and distortional effects, on top of shear, flexural, torsional ones, via sequential equilibrium scheme and BEM. • Higher-order beam theory taking into account Poisson's ratio - advantages over 3-D solid or shell solutions.

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Using Lens Corrections to Improve Image Quality

Distortion. This appears as otherwise straight lines bending inwards or outwards. ... With pure axial CA, the color constituents are the same relative size, but some are out of focus. With blooming, both of these may happen, but at the small-scale of the sensor's microlens instead of image-wide at the camera lens.

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(PDF) Response and stabilization of a two-stage axial flow ...

This paper considers effects of Rotating Inlet Distortion (RID) on a two-stage axial compressor and the stabilization effects of a casing treatment subjected to the considered RID.

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Strength of Materials and Failure Theories

are present (as in combined torsion and bending/axial stress or pure torsion), there is no need to calculate the principal stresses, the Von Mises stress is: 2 3 2 v x xy Note that in pure shear or pure torsion x =0. If x =0, then v 3 xy 3 xy 2 According to distortion energy theory, yielding occurs when v …

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Jahn-Teller Distortions - Chemistry LibreTexts

Aug 15, 2020· Jahn-Teller Distortions. The Jahn-Teller effect is a geometric distortion of a non-linear molecular system that reduces its symmetry and energy. This distortion is typically observed among octahedral complexes where the two axial bonds can be shorter or …

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Probing the Axial Distortion Effect on the Magnetic ...

Three mononuclear octahedral Co(II) complexes are reported, [Co(py)4(SCN)2] (1), [Co(py)4(Cl)2]·H2O (2), and [Co(py)4(Br)2] (3), that exhibit different distortions with compression (1) or elongation (2 and 3) of the axial positions. Easy plane magnetic anisotropy was confirmed by magnetic, HF-EPR, and computational studies for all complexes. Further analyses indicate that both the sign and ...

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Operating Reactivity Margin, Axial Power Density ...

Axial power density distortion - irregularity, lack of uniformity, or skew of the neutron flux across the reactor vertically. Xenon - a neutron absorber/reducer occurring naturally in the reactor that causes both a reduction of ORM and is a factor in spatial power density distortion additionally; is …

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A Study of Influences of Inlet Total Pressure Distortions ...

Sep 03, 2021· The rotating distortion generated by upstream wakes or low speed flow cells is a kind of phenomenon in the inlet of middle and rear stages of an axial compressor. Highly complex inflow can obviously affect the performance and the stability of these stages, and is needed to be considered during compressor design.

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Axial distortion in depth data - social.msdn.microsoft.com

May 15, 2013· Hi, I am working on modeling the human body with the kinect sensor currently. From the result of Depth data converted from KinectSensor.Map Function, I found some distortions in the model. So I scanned a flat plane (wall), I figured out there are axial distortions in the depth data especially ...

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What is radial, tangential and axial? - Quora

Answer: Axial, radial, and tangential are terms used to describe directions in relation to a cylindrical object, such as a pipe or a wheel. Axial follows the length of the cylinder, perpendicular to the axis. Radial points from the middle out towards the outer edge of the cylinder, following th...

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"Experimental Investigation of Inlet Distortion in a ...

The primary objective of this research is to present results and methodologies used to study total pressure inlet distortion in a multi-stage axial compressor environment. The study was performed at the Purdue 3-Stage Axial Compressor Facility (P3S) which models the final three stages of a production turbofan engine's high-pressure compressor (HPC). The goal of this study was twofold; first ...

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Dainese facts: Axial Distortion Control System con Nico ...

Jul 17, 2020· Nico Cereghini is a former Italian rider and journalist who has always been committed to motorcycle safety. A familiar face on Italian TV, as race commentato...

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Axial-flow compressor analysis under distorted phenomena ...

axial-flow compressor distortion effect, this paper makes an effort to identify the possible effects of distortion under transonic flow conditions. Distortion effect is categorized by two subsections. The first subsection of distortion effect is finding the blockage between rotors to stator blade.

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NAVAL POSTGRADUATE SCHOOL - DTIC

A new approach to defining inlet distortion factors for axial-flow compn..sors is presented. A summary of pa: t analyses of inlet distortion, along with a brief review of flow-distortion definition and compressor performance, provides a background for the pr,iposed theory. Inlet flow-

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Performance of a Low Speed Axial Compressor Rotor Blade ...

flow distortions on axial flow compressor performance can be referred to Charalambous et al. (2004). They showed that key signature of inlet distortion is drop in axial velocity mag-nitude within the distorted region. This velocity drop can be led to change in some overall parameters such as mass flow rate, pressure ratio and efficiency.

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Inlet distortion, vorticity, and stall in an axial-flow ...

TABLEOFCONTENTS I. INTRODUCTION 10 II. STATEMENTOFPROBLEM 12 A.AXIALCOMPRESSORPERFORMANCE 12 B.PRESENTSTATEOFINLETDISTORTIONANALYSES 18 C.VORTICITYAPPROACH — 21 1 ...

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(SUSTech KC): Probing the Axial Distortion …

Deng,Yi Fei,Singh,Mukesh Kumar,Gan,Dexuan,et al. Probing the Axial Distortion Effect on the Magnetic Anisotropy of Octahedral Co(II) Complexes[J]. …

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