Výsledky vyhľadávania - "Complex-variable finite element method"

A complex-variable finite element method-based inverse methodology to extract constitutive parameters using experimental data Autor Ramirez-Tamayo, Daniel, Soulami, Ayoub, Gupta, Varun, Restrepo, David, Montoya, Arturo, Nickerson, Ethan, Roosendaal, Timothy, Simmons, Kevin, Petrossian, Gayaneh, Millwater, Harry

“… These sensitivities were used to solve the optimization problem using an accurate, efficient, gradient-based method, and were computed using the complex-variable finite element method, ZFEM. The use…”
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Sensitivity analysis for problems exhibiting geometric nonlinearities and follower loads using the complex-variable finite element method Autor Lamy, Hameed S., Avila, David, Aristizabal, Mauricio, Restrepo, David, Millwater, Harry, Montoya, Arturo

“… displacement-dependent forces. The method utilizes the complex-variable finite element method (ZFEM…”
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Tearing energy calculation in hyperelastic fracture mechanics using the local and global complex-variable finite element method Autor Ytuarte, Ernest, Aguirre-Mesa, Andres M., Ramirez-Tamayo, Daniel, Avila, David, Millwater, Harry, Restrepo, David, Montoya, Arturo

“…The “local” and “global” complex-variable finite element methods were extended for computing the energy release rate (ERR…”
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Residual stress sensitivity analysis using a complex variable finite element method Autor Fielder, Randal, Montoya, Arturo, Millwater, Harry, Golden, Patrick

“…•ZFEM can obtain sensitivities while simulating the manufacturing processes. [Display omitted] The application of the complex variable finite element method, ZFEM, to structures containing residual stresses is detailed…”
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Transient thermomechanical sensitivity analysis using a complex-variable finite element method Autor Rios, G. Aaron, Sebastián Rincón Tabares, Juan, Montoya, Arturo, Restrepo, David, Millwater, Harry

“…A complex-variable transient thermomechanical element was developed and used to compute highly accurate sensitivities of the thermal and stress time-dependent…”
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Tearing energy calculation in hyperelastic fracture mechanics using the local and global complex-variable finite element method Autor Ytuarte, Ernest, Aguirre-Mesa, Andres M., Ramirez-Tamayo, Daniel, Avila, David, Millwater, Harry, Restrepo, David, Montoya, Arturo

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A virtual crack extension method to compute energy release rates using a complex variable finite element method Autor Millwater, H., Wagner, D., Baines, A., Montoya, A.

“…The complex-valued finite element method, ZFEM, is proposed as a new virtual crack extension method to compute the energy release rate. The energy release rate…”
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A virtual crack extension method for thermoelastic fracture using a complex-variable finite element method Autor Ramirez Tamayo, Daniel, Montoya, Arturo, Millwater, Harry

“…A virtual crack extension (VCE) technique using the complex-variable finite element method (ZFEM…”
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Sensitivity Analysis for Transient Thermal Problems Using the Complex-Variable Finite Element Method Autor Rincon-Tabares, Juan-Sebastian, Velasquez-Gonzalez, Juan C., Ramirez-Tamayo, Daniel, Montoya, Arturo, Millwater, Harry, Restrepo, David

“…Solving transient heat transfer equations is required to understand the evolution of temperature and heat flux. This physics is highly dependent on the…”
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Computation of two dimensional mixed-mode stress intensity factor rates using a complex-variable interaction integral Autor Aguirre-Mesa, Andres M., Restrepo-Velasquez, Sara, Ramirez-Tamayo, Daniel, Montoya, Arturo, Millwater, Harry

“…The well-known interaction integral, also known as the M-integral or I-integral, is a method to compute the mixed-mode stress intensity factors (SIFs) for…”
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A block forward substitution method for solving the hypercomplex finite element system of equations Autor Aguirre-Mesa, Andres M., Garcia, Manuel J., Aristizabal, Mauricio, Wagner, David, Ramirez-Tamayo, Daniel, Montoya, Arturo, Millwater, Harry

“…The hypercomplex finite element method, ZFEM, allows the analyst to compute highly-accurate arbitrary-order shape, material property, and loading derivatives…”
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A complex-variable cohesive finite element subroutine to enable efficient determination of interfacial cohesive material parameters Autor Ramirez-Tamayo, Daniel, Soulami, Ayoub, Gupta, Varun, Restrepo, David, Montoya, Arturo, Millwater, Harry

“…A new complex-variable version of a cohesive element is presented that provides highly accurate first order derivatives of the nodal displacements with respect…”
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Transient Thermomechanical Sensitivity Analysis Using a Complex-Variable Finite Element Method and Development of a High-Throughput Tensile Test Protocol for Ti-6Al-4V Additively Manufactured (AM) Components Autor Rios, Gerardo Aaron

“…A complex-variable transient thermomechanical element was developed and used to compute highly accurate sensitivities of the thermal and stress time-dependent…”
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A complex-variable virtual crack extension finite element method for elastic-plastic fracture mechanics Autor Montoya, Arturo, Ramirez-Tamayo, Daniel, Millwater, Harry, Kirby, Matthew

“…) approach for computing the energy release rate using a complex-variable finite element method (ZFEM…”
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A stiffness derivative local hypercomplex-variable finite element method for computing the energy release rate Autor Aguirre-Mesa, Andres M., Ramirez-Tamayo, Daniel, Garcia, Manuel J., Montoya, Arturo, Millwater, Harry

“…•A new accurate and efficient method is developed and demonstrated for computing the energy release rate.•The method is an application of the stiffness…”
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Finite Element Sensitivity for Large Deformation Problems Using the Complex Variable Finite Element Method Autor Abrar, Md Minhajul

“…The complex variable finite element method (ZFEM) has been enhanced to compute sensitivity derivatives of output variables of interest with respect to shape, material properties, and load parameters in large deformation elasticity…”
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Mixed-mode stress intensity factors computation in functionally graded materials using a hypercomplex-variable finite element formulation Autor Ramirez-Tamayo, Daniel, Balcer, Matthew, Montoya, Arturo, Millwater, Harry

“…The hypercomplex-variable finite element method, ZFEM, is extended to compute the mode I and mode II energy release rates (ERR) for functionally graded…”
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Sensitivity analysis in thermoelastic problems using the complex finite element method Autor Montoya, Arturo, Millwater, Harry

“…This article presents the complex finite element method (ZFEM) for the sensitivity analysis of thermoelastic systems. ZFEM, based on the complex Taylor series…”
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Residual stress analysis of thick-walled spherical pressure vessels using a complex variable finite element method Autor Fielder, Randal Wesley

“…The complex variable finite element method, ZFEM, was applied to structures containing residual stresses…”
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Calculation of strain energy release rates using a complex variable finite element method Autor Baines, Andrew J

“…). The complex variable finite element method (ZFEM) gives users the capability to calculate accurate high order derivatives while conducting a finite element analysis…”
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