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Saturday, April 25, 2020 | History

3 edition of SPAR improved structural-fluid dynamic analysis capability found in the catalog.

SPAR improved structural-fluid dynamic analysis capability

SPAR improved structural-fluid dynamic analysis capability

final report

by

  • 68 Want to read
  • 10 Currently reading

Published by Softcom Systems, Inc. in Huntsville, AL .
Written in English

    Subjects:
  • Computer programs.,
  • Computer systems performance.,
  • Dynamic Structural Analysis.,
  • Finite element method.,
  • Structural design criteria.,
  • User requirements.

  • Edition Notes

    Statementby M. L. Pearson.
    Series[NASA contractor report] -- NASA-CR-171549., NASA contractor report -- NASA CR-171549.
    ContributionsSoftcom Systems, Inc., United States. National Aeronautics and Space Administration.
    The Physical Object
    FormatMicroform
    Pagination1 v.
    ID Numbers
    Open LibraryOL18219355M

      New and improved modal analysis capabilities were added in ANSYS by incorporating the Boeing Computer Services (BCS) block Lanczos solver [1]. This state-of- the-art Lanczos solver includes a sparse matrix direct solver and features an efficient implementation, which is mathematically robust and uses I/O and memory adaptively to fit the.


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SPAR improved structural-fluid dynamic analysis capability Download PDF EPUB FB2

Additional Physical Format: Online version: Pearson, M.L. SPAR improved structural/fluid dynamic analysis capability. Marshall Space Flight Center, Alabama: National Aeronautics and Space Administration, George C. Marshall Space Flight Center, July Get this from a library.

SPAR improved structural/fluid dynamic analysis capability: final report. [M L Pearson; George C. Marshall Space Flight Center,; Softcom Systems, Inc.].

The results of a study whose objective was to improve the operation of the SPAR computer code by improving efficiency, user features, and documentation is presented. Additional capability was added to the SPAR arithmetic utility system, including trigonometric functions, numerical integration, interpolation, and matrix : M.

Pearson. S.P.A.R. improved structure/fluid dynamic analysis capability: Responsibility: prepared for National Aeronautics and Space Administration, Marshall Space Flight Center by M.L. Pearson under subcontract to Lockheed, Research & Development Division, Huntsville Research & Engineering Center.

An integrated structural strength analysis method for a Spar type floating wind turbine is proposed in this paper, and technical issues related to turbine structure modeling and SPAR improved structural-fluid dynamic analysis capability book combination are also addressed.

The NREL-5MW “Hywind” Spar type wind turbine is adopted as study object. Time-domain dynamic coupled simulations are performed by a fully Cited by: 4. Offshore floating wind turbines (OFWT) are supported by the flexible mooring systems subjected to nonlinear hydrodynamic wave and current forces.

Depending on the floater type and environmental condition, the mooring responses can have a significant impact on the overall dynamic performance of OFWT. STRUCTURAL ANALYSIS OF SPAR MADEUP OF CARBON FIBRE COMPOSITE MATERIAL.

The Spar is a structure the wing structure that supports an aircraft on ground and allows it to taxi, take-off, and land. In fact, Spar design tends to have several interferences with the aircraft structural design. analysis displacements and stresses which would be acting on the beam are obtained.

Linear Static Analysis Figure stress in the spar beam From the figure above shows that the nonlinear analysis gives the Max stress of MPa near the fixed side of the spar beam and the stress reduces along the length of the spar beam.

This paper presents a comprehensive dynamic analysis of a marine spar platform with various mooring system configurations.

From a practical viewpoint, the mooring system configuration is. Tinsley Oden is the founding Director of the Institute for J.T. “SPAR Improved Structural/Fluid Dynamics Analysis Capability.” COMCO Technical Report TRF. Oden, J.T.

and Armstrong, W.H. “Analysis of Nonlinear, Dynamic Coupled Thermoviscoplasticity Problems by the Finite Element Method.” UARI Research Report no. The following quantities are presented in a table of dynamic analysis results.

Eigenvalue. Eigenvectors. Frequency. Pulsation. Period. Precision. Calculation accuracy determined for individual methods used in the program in the final stage of calculations according to the following formulas. SPAR ANALYSIS OF LDEF VIBRATION CHARACTERISTICS HAROLD H.

EDIGHOFFERt and JOHN L. SEWALLt National Aeronautics and Space Administration, Langley Research Center, MS. Hampton, VAU.S.A. (Received 14 April ; received for publication 1 July ) Abstracthis paper presents a structural dynamic modeling of the Long Duration Cited by: 1.

The design, analysis, and use of spar platforms for offshore oil production is examined thoroughly in this new book. This volume surveys the history of spar development and presents detailed design modeling aspects of spar hull, mooring, and anchoring systems. On dynamic coupling effects between a spar and its mooring lines Dynamic analysis for fully coupled 3D model of floating spar platform structure can be a resourceful tool to predict the.

The analysis of the effects due to a failure of a structural component is of primary interest in the design of aerospace structures. The damages in a structure affect the displacement and stress fields, and the dynamic response can be strongly afflicted too.

Free-vibration analyses are performed by an advanced. Request PDF | Nonlinear Dynamics of a Spar Platform | Spar floating platforms have been largely used for deep water drilling, oil and natural gas production and storage of. The SBAR (Situation-Background-Assessment-Recommendation) technique provides a framework for communication between members of the health care team about a patient's condition.

SBAR is an easy-to-remember, concrete mechanism useful for framing any conversation, especially critical ones, requiring a clinician’s immediate attention and action.

The developments of PA, PSP in non-SDM, SDM1, and SDM2 were presented in Figure for the scenario of EEWL and Delm while the variations of the parameters in the SDMs and the corresponding development of exergy are shown in Figures anddetails of the results can be found in Table In SDM1 under EEWL and De1m, PA.

Although dynamical mechanical analysis or spectroscopy has left the domain of the rheologist and has become a prevalent tool in the analytical laboratory, it is still common to hear, "What is DMA, and what will it tell me?" or "I think I could use a DMA, but I cannot justify its cost." Previously, the novice in the field had to sort through texts on thermal analysis, 5/5(1).

Pearson has written: 'SPAR improved structural-fluid dynamic analysis capability' -- subject(s): Computer programs, Computer systems performance, Dynamic structural analysis, Finite element. second tool is the Structural Dynamics Response Analysis Capability, or SDRAC, which is a model based analysis tool that merges real-time processed dynamic test data with finite element models (FEM) and pretest analysis results.

The tool performs this merge, displays the analysis results via an interactive graphical user. The cost estimating relationships (CERs) used in the cost models apply to a generic mid-size commercial U.S. shipyard having reasonably productive manufacturing and assembly facilities, and technical and management competence.

The CERs are based upon a comprehensive analysis of U.S. shipbuilding costs gathered from SPAR’s. Spar Hull/Mooring/Riser Coupled Dynamic Analysis, VIM Effects, and Mathieu Instability.

Full Text HTML; Details; Figures; References; Related; Downloaded 6 times. Chapter 4. Spar Hull/Mooring/Riser Coupled Dynamic Analysis, VIM Effects, and Mathieu Instability By Jun Zou. of waves, winds and currents. The coupled dynamics program for a single platform is.

extended for analyzing multiple-body systems by including all the platforms, mooring. lines and risers in a combined matrix equation in the time domain.

Principles of Structural Analysis: Static and Dynamic Loads - Kindle edition by Sathia, Krishnan. Download it once and read it on your Kindle device, PC, phones or tablets. Use features like bookmarks, note taking and highlighting while reading Principles of Structural Analysis: Static and Dynamic Loads.5/5(3).

Herein three floating support structures were studied: namely a spar, a semi-submersible and a TLP, as depicted in Fig. and listed in Table The concepts were used to support a 5 MW Darrieus rotor, which is the baseline design developed in the DeepWind project (Vita ).The rotor is comprised of two blades and one rotating tower that spans from the Author: Zhengshun Cheng, Torgeir Moan, Zhen Gao.

Concept design is the hypothetical design of industrial-scale production facilities from the engineering point of view, based on the obtained research results (Douglas, ).The aim of concept design is to find the existing problems in the basic research and to provide guidance to the following pilot tests and simulation tests.

Focus analysis priorities based on Lessons Learned and mission risk – Lessons from previous analyses and missions reviewed prior to each new analysis – Risks are defined from: – Reviewing requirements – Considering heritage of equipment and software – Evaluating changes from similar efforts 7 Dynamic Analysis Overview.

A comprehensive review of the material behavior of concrete under dynamic loads, especially impact and impuls, opens the volume. It is followed by a summary of the various analytical tools available to engineers interested in analyzing the nonlinear behavior of reinforced concrete members for dynamic load.

Available online at "X '%* ScienceDirect Journal of Hydrodynamics Ser.B,19(4) NUMERICAL INVESTIGATION ON THE HYDRODYNAMIC PERFORMANCES OF A NEW SPAR CONCEPT* ZHANG Fan, YANG Jian-min, LI Run-pei, CHEN Gang State Key Laboratory of Ocean Engineering, Shanghai Jiaotong Cited by: Dynamic binding is implemented in java using dynamic method dispatch.

Dynamic method dispatch means the method of the class will be called whose object is example: class Animal { pulic void eat() { } } class Cat extends Animal {. ANSYS Delivers Capabilities for Improved Efficiency. Only the ANSYS suite comprehensively captures the interaction of multiple physics -- structural, fluid dynamics, electromechanics and systems interactions -- with deep physics and from within a single simulation system.

ANSYS employs more than 2, professionals, many of them. The performed analysis consists of a dynamic analysis of a cable-stayed S-form footbridge of about m span over the river Ijzer in the city of Kortrijk (Belgium). The study of the effects caused by human excitation on structures has gained a significant evolution during the last few years.

The increasedFile Size: KB. Experience & Capability Promoters and Directors of SPAR Engineering & Infrastructures have over 30+ years of proven track record for successful execution and timely delivery of multi million USD projects across CIS, MENA, UAE and India – and we intend to continue the our legacy of timely and cost effective project delivery record.

Reduction of structural weight provides significant benefits in many engineering applications. While methods to optimise structural shape and topology of both continuous solids and discrete frame structures have existed for a while, the advent of additive layer manufacturing processes has enabled more complex geometries to be : Jarad Lim, Chao You, Iman Dayyani.

Buy Spar Platforms: Technology and Analysis Methods by Moo-Hyun Kim (ISBN: ) from Amazon's Book Store. Everyday low Format: Paperback.

Aeroelastic Analysis of Aircraft Wind-Tunnel Model Coupling Structural and Fluid Dynamic Codes. Improved Radial Basis Function Fluid-Structure Coupling via Efficient Localised Implementation.

Thomas Rendall and Cited by: Spar designs for 5 MW turbines Stability, hydrodynamic and structural aspects Mooring system aspects m w.d.

m w.d. Initial development of HyWind: m w.d. 18 Combined spar WT and Torus WEC Spar Spar Torus Torus Wind turbine with rated power: 5 MW • Shared mooring system and cable • Synergy in maintenance Power production 0 File Size: 2MB.

Coupled dynamic analysis has an important role in the design of offshore wind turbines because the systems are subject to complex operating conditions from the combined action of waves and wind. The aero-hydro-servo-elastic tool FAST v8 is framed in a novel modularization scheme that facilitates such analysis.

/ Evaluation of the Dynamic Response of Spar Platforms. Evaluation of the Dynamic Response of Spar Platforms. Summary. Project Title: the main objective of this work is to investigate these differences and to try to suggest a workable approach for the dynamic analysis of spars. This includes comparison between the time domain and frequency.

However, most building analysis software users are not clear on how to model accidental torsion in dynamic analysis. There are basically two approaches allowed by most codes such as UBC 97 and IBC to account for accidental torsion in dynamic analysis.

Approach 1. Move the center of mass +/- 5% in either direction.In fluid dynamics, prior to setting up a simulation, engineers face the time-consuming task of creating a high-quality mesh.

ANSYS provides fast and robust capabilities .Dynamic Analysis For RC Structures Under Dynamic Loading In Petroleum Industry training in London (UK), Dubai (United Arab Emirates), Kuala Lumpur (Malaysia), Istanbul (Turkey).