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Review of Multibody Simulation Modelling of Gear Systems subjected to Uncertainties

C V S R Subrahmanyam
2019 Incertitudes et fiabilité des systèmes multiphysiques  
Review of the capabilities of multibody simulation models and their short comings are discussed in this article.  ...  Finally an attempt was made to evolve a methodology which leads to dynamically efficient robust design of mechanical systems like gear box.  ...  Computational methods are used extensively for the analysis and design of engineering dynamic systems such as automobiles, aircrafts and wind-turbines.  ... 
doi:10.21494/iste.op.2019.0436 fatcat:i3d3cvf7tjgd3p2sciuaddqj7e

Implementation of uncertainty analysis and moment‐independent global sensitivity analysis for full‐scale life cycle assessment models

Stefano Cucurachi, Carlos Felipe Blanco, Bernhard Steubing, Reinout Heijungs
2021 Journal of Industrial Ecology  
We demonstrate the approach and software implementation with a case study of crystalline silicon photovoltaics.  ...  In this contribution, we provide a theoretical basis and present a practical software implementation that combines uncertainty analysis and moment-independent global sensitivity analysis, which can be  ...  Stefano Cucurachi is thankful to Valentina Bisinella, DTU Environment, for the important discussions on dealing with uncertainty and implementing global sensitivity analysis in LCA.  ... 
doi:10.1111/jiec.13194 fatcat:bz6vbfcsrbhjpdp5imi6b7cdoq

Uncertainty characterization in image-based measurements: a preliminary discussion

M. De Santo, C. Liguori, A. Pietrosanto
2000 IEEE Transactions on Instrumentation and Measurement  
This paper deals with this nontrivial task and, in particular, with the analytical expression of uncertainty characterizing the results of image processing software.  ...  Nevertheless, to make a profitable use of such measurements, it is indispensable to achieve a complete and quantitative control on uncertainties that real systems introduce along the chain of steps going  ...  Ferrarese and Dr. S. Amico for the help given in the experimental work.  ... 
doi:10.1109/19.872937 fatcat:n5onmheg7ngsvniempglziawue

A Framework for Optimization and Quantification of Uncertainty and Sensitivity for Developing Carbon Capture Systems

John C. Eslick, Brenda Ng, Qianwen Gao, Charles H. Tong, Nikolaos V. Sahinidis, David C. Miller
2014 Energy Procedia  
This computational framework has been demonstrated for the design and analysis of a solid sorbent based carbon capture system.  ...  This tool enables carbon capture systems to be rapidly synthesized and rigorously optimized, in an environment that accounts for and propagates uncertainties in parameters and models.  ...  Leek, and J. Ou, who have contributed directly to the development of FOQUS and its related components.  ... 
doi:10.1016/j.egypro.2014.11.113 fatcat:pazst6uhmbgo7pjqrav4mozklq

Application of multi-objective and robust optimization methods for a comparative evaluation of nuclear energy system deployment scenarios

A.A. Andrianov, I.S. Kuptsov, T.V. Utyanskaya
2016 Nuclear Energy and Technology  
These modules are intended for multi-objective and robust optimization of deployment scenarios for nuclear energy systems with account for the uncertainties in technical and economical parameters.  ...  The developed set of computational modules makes it possible to find a compromise between conflicting system factors determining the nuclear energy development, carry out a comparative multi-criteria analysis  ...  All the other system parameters can be calculated for known values of these variables and with a minimum set of additional ones.  ... 
doi:10.1016/j.nucet.2016.05.006 fatcat:ewvyeusqgvhklnvcm3dexyccx4

Improved utility and application of probabilistic methods for reliable mechanical design

Y M Goh, C A McMahon, J D Booker
2009 Proceedings of the Institution of Mechanical Engineers. Part O, Journal of risk and reliability  
Probabilistic methods facilitate an improved understanding of design performance through characterization of uncertainty in the design parameters.  ...  Consideration of uncertainty in such situations is critical in ensuring a reliable design is produced.  ...  ACKNOWLEDGEMENTS The authors gratefully acknowledge the funding provided by the Engineering and Physical Science Research Council (EPSRC) for the Through-life Knowledge and Information Management Project  ... 
doi:10.1243/1748006xjrr244 fatcat:a7plifrornfyjkohm4ox5jmwge

A GUI platform for uncertainty quantification of complex dynamical models

Chen Wang, Qingyun Duan, Charles H. Tong, Zhenhua Di, Wei Gong
2016 Environmental Modelling & Software  
Uncertainty quantification (UQ) refers to quantitative characterization and reduction of uncertainties present in computer model simulations.  ...  It is equipped with a model driver generator that allows any computer model to be linked with the software.  ...  Acknowledgment This research is supported by the Ministry of Science and Technology of the People's Republic of China National Science and Technology Support Program (No. 2013BAB05B04 and No. 41375139  ... 
doi:10.1016/j.envsoft.2015.11.004 fatcat:jibrx4ejdjhzxousrdu2vzn574

A Software Tool for a Stochastic Life Cycle Assessment and Costing of Buildings' Energy Efficiency Measures

Edoardo Baldoni, Silvia Coderoni, Elisa Di Giuseppe, Marco D'Orazio, Roberto Esposti, Gianluca Maracchini
2021 Sustainability  
The software also includes advanced specific tools for parametrization and sensitivity analysis.  ...  The LCA is implemented with Monte-Carlo methods, while the LCC accounts for the probabilistic interdependence of macroeconomic variables over time.  ...  In the second approach ("Method 2"), the software generates alternative trajectories of the three macroeconomic variables (trials) and computes the sensitivity indices of all the remaining variables for  ... 
doi:10.3390/su13147975 fatcat:qp4rwyrq4bhxjom5zwpt3s2iei

Computing with Words in Risk Assessment

Jun Liu, Luis Martínez, Hui Wang, Rosa M. Rodríguez, Vasily Novozhilov
2010 International Journal of Computational Intelligence Systems  
This paper presents a comprehensive overview of currently known applications of computing with words (CWW) in risk assessment.  ...  In addition, the role of CWW within the broad area of risk assessment is briefly characterized.  ...  Acknowledgments This contribution has been partially supported by the projects TIN-2009-0828, P08-TIC-3548 and FEDER funds.  ... 
doi:10.1080/18756891.2010.9727710 fatcat:biacmnmktra7npcqvw3qgbcpmq

Client satisfaction with outsourced IT services: a transaction-cost approach

Amit Das, Christina Soh, Patrick Chang Boon Lee
1999 International Conference on Information Systems  
To understand which attributes drive satisfaction in a service, we characterize five commonly outsourced IT services using dimensions provided by transaction cost economics (TCE): frequency, uncertainty  ...  The quality of outsourced IT services can be traced to attributes of the services such as tangibles, responsiveness, reliability, assurance, and empathy.  ...  is characterized as low frequency (because systems development is usually undertaken on a project basis), high uncertainty (substantial likelihood of not achieving desired outcomes), and high specificity  ... 
dblp:conf/icis/DasSL99 fatcat:erqjzqtif5byrfw6x4z2cfeunu

An Industrial Viewpoint on Uncertainty Quantification in Simulation: Stakes, Methods, Tools, Examples [chapter]

Alberto Pasanisi, Anne Dutfoy
2012 IFIP Advances in Information and Communication Technology  
After a reminder of the main stakes related to uncertainty quantification and probabilistic computing, we will focus on the specific methodology and software tools which have been developed for treating  ...  In industrial practice, in both design and operating stages, the behavior of a complex system is described and forecast by a computer model, which is, most of time, deterministic.  ...  This work was partially supported by the French Ministry of Economy in the context of the CSDL project (Complex Systems Design Lab) of the Business Cluster System@tic Paris-Région.  ... 
doi:10.1007/978-3-642-32677-6_3 fatcat:mirqnf6j3je3hghdv53q6jelxm

Aerodynamic Performance Uncertainty Analysis and Optimization of a Conventional Axisymmetric Vehicle Based on Parallel Polynomial Chaos Expansions

Xun Peng, Hao Zhu, Dajun Xu, Mingyang Xiao, Weizong Wang, Guobiao Cai
2022 Aerospace (Basel)  
In this study, the aerodynamic uncertainty analysis and optimization of a conventional axisymmetric vehicle with an aerodynamic configuration were investigated.  ...  Then, using a modified missile data compendium (DATCOM) software, a high-efficiency and high-precision method was developed, which was applied to analyze and characterize the aerodynamic parameters of  ...  parallel PCE uncertainty analysis method can be used to effectively characterize the uncertainty of the system.  ... 
doi:10.3390/aerospace9080396 fatcat:efnfu7tjzfernpcu5gcwts5pfy

Uncertainty propagation of iron loss from characterization measurements to computation of electrical machines

Anouar Belahcen, Paavo Rasilo, Thu-Trang Nguyen, Stephane Clénet, Andrzej Demenko, Ivo Doležel, Kay Hameyer,
2015 Compel  
The software performs time-harmonic and transient analysis with both current and voltage supply. In the transient case, the Crank-Nicolson time integration scheme is applied.  ...  The supply and control system are not shown.  ... 
doi:10.1108/compel-10-2014-0271 fatcat:b33xlu2dljgflko24ynaitknny


2007 Issues in Information Systems  
The systems and software development industry is characterized by a paradigm of project failure.  ...  The Maxim of Uncertainty in Software Engineering (MUSE) states that uncertainty is inherent and inevitable in software development processes and products.  ...  INTRODUCTION The systems and software development industry is characterized by a paradigm of project failure (Standish 1995) .  ... 
doi:10.48009/2_iis_2007_238-244 fatcat:gwcfwkmltzemlch4h5gadyetgm

An open source framework for many-objective robust decision making

David Hadka, Jonathan Herman, Patrick Reed, Klaus Keller
2015 Environmental Modelling & Software  
scenario discovery and trade-off analysis; and computing uncertainty/robustness metrics.  ...  This study introduces a new open source software framework to support bottom-up environmental systems planning under deep uncertainty with a focus on many-objective robust decision making (MORDM), called  ...  The authors gratefully acknowledge Riddhi Singh and Tori Ward for providing source code for the lake problem and Elmar Plischke for giving permission to translate his Matlab sensitivity analysis codes  ... 
doi:10.1016/j.envsoft.2015.07.014 fatcat:bafafuzhcbcbrc4siz4mlhx2ii
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