Publications by Alejandro Ortiz-Bernardin

Papers in Refereed Journals (ISI)

  1. A. Ortiz-Bernardin, Philip Köbrich, Jack S. Hale, Edgardo Olate-Sanzana, Stéphane P. A. Bordas, Sundararajan Natarajan, A volume-averaged nodal projection method for the Reissner-Mindlin plate model, Computer Methods in Applied Mechanics and Engineering (2018); in press.
  2. V. Meruane, M. Lasen, E. López Droguett, A. Ortiz-Bernardin, Modal strain energy-based debonding assessment of sandwich panels using a linear approximation with maximum entropy, Entropy  19 (11) (2017) 619.
  3. V. Meruane, P. Véliz, E. López Droguett, A. Ortiz-Bernardin, Impact location and quantification on an aluminum sandwich panel using principal component analysis and linear approximation with maximum entropy, Entropy  19 (4) (2017) 137.
  4. A. Ortiz-BernardinA. Russo, N. Sukumar, Consistent and stable meshfree Galerkin methods using the virtual element decomposition, International Journal for Numerical Methods in Engineering 112 (7) (2017) 655-684.
  5. N. Sanchez, V. Meruane, A. Ortiz-Bernardin, A novel impact identification algorithm based on a linear approximation with maximum entropySmart Materials and Structures 25 (9) (2016) 095050.
  6. A. Francis, A. Ortiz-Bernardin, SPA. Bordas, S. NatarajanLinear smoothed polygonal and polyhedral finite elementsInternational Journal for Numerical Methods in Engineering 109 (9) (2017) 1263-1288.
  7. S. Montero, R. Bustamante, A. Ortiz-Bernardin, A finite element analysis of some boundary value problems for a new type of constitutive relation for elastic bodies, Acta Mechanica 227 (2) (2016) 601-615.
  8. A. Ortiz-Bernardin, M.A. Puso, N. Sukumar, Improved robustness for nearly-incompressible large deformation meshfree simulations on Delaunay tessellations, Computer Methods in Applied Mechanics and Engineering 293 (2015) 348 – 374.
  9. A. Ortiz-Bernardin, J.S. Hale, C. J. Cyron, Volume-averaged nodal projection method for nearly-incompressible elasticity using meshfree and bubble basis functions, Computer Methods in Applied Mechanics and Engineering 285 (2015) 427 – 451.
  10. A. Ortiz-Bernardin, D. Sfyris, A finite element formulation for stressed bodies with continuous distribution of edge dislocations, Acta Mechanica 226 (5) (2015) 1621-1640.
  11. V. Meruane, A. Ortiz-Bernardin, Structural damage assessment using linear approximation with maximum entropy and transmissibility dataMechanical Systems and Signal Processing 54-55 (2015) 210-223.
  12. V. Meruane, V. del Fierro, A. Ortiz-Bernardin, A maximum entropy approach to assess debonding in honeycomb aluminium plates, Entropy  16 (5) (2014) 2869-2889.
  13. A. Ortiz-Bernardin, R. Bustamante, K.R. Rajagopal, A numerical study of elastic bodies that are described by constitutive equations that exhibit limited strains, International Journal of Solids and Structures 51 (3–4) (2014) 875–885.
  14. A. Ortiz, R. Bustamante, K.R. Rajagopal, A numerical study of a plate with a hole for a new class of elastic bodies, Acta Mechanica 223 (9) (2012) 1971-1981.
  15. A. Ortiz, M.A. Puso, N. Sukumar, Maximum-entropy meshfree method for incompressible media problems, Finite Elements in Analysis and Design 47 (6) (2011) 572-585.
  16. A. Ortiz, M.A. Puso, N. Sukumar, Maximum-entropy meshfree method for compressible and near-incompressible elasticity, Computer Methods in Applied Mechanics and Engineering 119 (25-28) (2010) 1859-1871.
  17. J.R. Donoso, A. Ortiz, and F. Labbe, Numerical evaluation of the effect of the weld metal on the constraint factor in bi-metal C(T) specimens, Revista de  Metalurgia 39 (5) (2003) 357-366.

Papers in Refereed Journals (Non-ISI)

  1. S. Montero, R. Bustamante, A. Ortiz-Bernardin, On the behaviour of spherical inclusions in a cylinder under tension loads, Ingenius 19 (2018) 69-78.

Papers in Conference Proceedings

  1. V. Meruane, A. Ortiz-Bernardin, Vibration-based damage assessment using linear approximation with maximum entropy, Pan-American Congress of Applied Mechanics – PACAM XIV, March 24-28, 2014, Santiago, Chile.

Unpublished Papers

  1. A. Ortiz-Bernardin, Precauciones acerca del uso del elemento beam en simulaciones por el método del elemento finito (2016)

Submitted Papers   

A. Ortiz-Bernardin, C. Alvarez, N. Hitschfeld-Kahler, A. Russo, R. Silva-Valenzuela, E. Olate-Sanzana. “Veamy: an extensible object-oriented C++ library for the virtual element method.”

Papers in Preparation 

R. O. Ruiz, A. Ortiz-Bernardin. “Construction of meshfree approximants using Gaussian process models.”

A. Ortiz-Bernardin, E. Olate, R. Silva. “New techniques for numerical integration in meshfree Galerkin methods using the virtual element decomposition.”

A. Francis, A. Ortiz-Bernardin, SPA. Bordas, S. Natarajan. “Volume-averaged nodal projection methods for polygonal and polyhedral finite elements.”

Doctoral Dissertation

A. A. Ortiz, Maximum-Entropy Meshfree Method for Linear and Nonlinear Elasticity, Office of Graduate Studies, University of California, Davis, California, March 2011.

Technical Reports

  1. A. Ortiz Bernardin (2017). Análisis de Sistema de Accionamiento para Espesador de Pasta: Análisis Estocástico de Cargas de Operación, Estimación de Vida y Determinación de Cargas Máximas de Operación. Minera Centinela S.A. Tech. rep. 040-142-EC-023. Santiago, Chile: Comecsa Ltda.
  2. A. Ortiz Bernardin (2017). Análisis Estocástico de Fatiga para Pasador de Celda de Carga del Sistema de Accionamiento de Espesador de Pasta. Minera Centinela S.A. Tech. rep. 040-142-EC-022. Santiago, Chile: Comecsa Ltda.
  3. A. Ortiz Bernardin, C. Núñez (2017). Análisis del Sistema de Lubricación Original del Accionamiento del Espesador de Pasta TK-502. Minera Centinela S.A. Tech. rep. 040-142-EC-019. Santiago, Chile: Comecsa Ltda.
  4. A. Ortiz Bernardin (2016). Espesadores de Pasta de 50 m. Minera Centinela S.A. Evaluación de Integridad Estructural Drive de Accionamiento TK-502 para Cargas Operacionales Máximas. Tech. rep. 040-139-EC-016. Santiago, Chile: Comecsa Ltda.
  5. A. Ortiz Bernardin and E. Sepúlveda Quiroga (2016). Espesadores de Pasta de 50 m. Minera Centinela S.A. Informes Técnicos de Falla del Sistema de Accionamiento. Tech. reps. 040-139-EC-009, 040-139-EC-011, 040-139-EC-012. Santiago, Chile: Comecsa Ltda.
  6. A. Ortiz Bernardin and F. Labbé Zepeda (2016). Espesadores de Pasta de 50 m. Minera Centinela S.A. Especificación Técnica para Reparación de Perfiles Tubulares Agrietados. Tech. rep. 040-139-EC-010. Santiago, Chile: Comecsa Ltda.
  7. A. Ortiz Bernardin (2015). Celdas de Flotación. Proyecto Explotación de Sulfuros Radomiro Tomic Fase II. Codelco Chile-División Radomiro Tomic. Outotec (Chile) S.A. Memoria de Cálculo Estructural Atril de Mantenimiento. Tech. rep. 032-117-DR-001. Santiago, Chile: Comecsa Ltda.
  8. A. Ortiz Bernardin (2015). Espesador de Concentrado 11.5m. Proyecto Centinela, Antofagasta Minerals. Tenova Mining & Minerals Chile. Memoria de Cálculo Estructural Estanque y Soportes. Tech. rep. 034-122-DR-003. Santiago, Chile: Comecsa Ltda.
  9. A. Ortiz Bernardin (2015). Espesador de Concentrado 15m. Proyecto Centinela, Antofagasta Minerals. Tenova Mining & Minerals Chile. Memoria de Cálculo Estructural Estanque y Soportes. Tech. rep. 034-122-DR-002. Santiago, Chile: Comecsa Ltda.
  10. A. Ortiz Bernardin (2015). Espesador de Concentrado 50m. Proyecto Centinela, Antofagasta Minerals. Tenova Mining & Minerals Chile. Memoria de Cálculo Estructural Estanque y Soportes. Tech. rep. 034-122-DR-001. Santiago, Chile: Comecsa Ltda.
  11. A. Ortiz Bernardin (2014). Puente Apilador CV-16. Minera Spence S.A. Análisis de Falla Eje Bogie Tripper. Tech. rep. 028-111-DR-001. Santiago, Chile: Comecsa Ltda.
  12. A. Ortiz Bernardin (2014). Espesador de Alta Densidad 80m. Las Bambas, Minera Xtrata. Tenova Mining & Minerals Chile. Memoria de Cálculo Rastras, Caja de Torque y Columna Central. Tech. rep. 025-108-DR-001. Santiago, Chile: Comecsa Ltda.
  13. A. Ortiz Bernardin (2014). Espesador de Relaves 100m. MMH, Codelco. Tenova Mining & Minerals Chile. Memoria de Cálculo Rastras, Caja de Torque y Columna Central. Tech. rep. 026-108-DR-001. Santiago, Chile: Comecsa Ltda.
  14. A. Ortiz Bernardin (2014). Espesador de Relaves 60m. Antapaccay, Minera Xtrata. Tenova Mining & Minerals Chile. Memoria de Cálculo Rastras, Caja de Torque y Columna Central. Tech. rep. 024-108-DR-001. Santiago, Chile: Comecsa Ltda.
  15. A. Ortiz Bernardin (2014). Espesador de Relaves 38m. Codelco-División El Teniente. Outotec (Chile) S.A. Memoria de Cálculo Estructura Puente. Tech. rep. 023-106-DR-001. Santiago, Chile: Comecsa Ltda.
  16. A. Ortiz Bernardin (2014). Espesador de Relaves 38m. Codelco-División El Teniente. Outotec (Chile) S.A. Memoria de Cálculo Estanque y Soportes. Tech. rep. 023-106-DR-002. Santiago, Chile: Comecsa Ltda.
  17. A. Ortiz (2013). 12m Concentrate Thickener. Compañía del Pacífico Cerro Negro Norte EP. Outotec (Chile) S.A. Structural Design Report. Tech. rep. 002-72-DR-002-2. Santiago, Chile: Comecsa Ltda.
  18. A. Ortiz (2013). 34m Concentrate Thickener. Compañía Minera del Pacífico Cerro Negro Norte EP. Outotec (Chile) S.A. Structural Design Report. Tech. rep. 002-72-DR-003-2. Santiago, Chile: Comecsa Ltda.
  19.  A. Ortiz Bernardin (2013). 10m Concentrate Thickener. Minera Valle Aconcagua. Outotec (Chile) S.A. Structural Design Report. Tech. rep. 004-77-DR-002. Santiago, Chile: Comecsa Ltda.
  20.  A. Ortiz Bernardin (2013). 12m Slag Tailing Thickener. Codelco División El Salvador. Outotec Chile) S.A. Structural Design Report. Tech. rep. 007-81-DR-001-0. Santiago, Chile: Comecsa Ltda.
  21.  A. Ortiz Bernardin (2013). 36m Concentrate Thickener. Minera Esperanza S.A. Outotec (Chile) S.A. Structural Design Report. Tech. rep. 021-100-DR-001. Santiago, Chile: Comecsa Ltda.
  22.  A. Ortiz Bernardin (2013). 3m Concentrate Thickener. Minera Valle Aconcagua. Outotec (Chile) S.A. Structural Design Report. Tech. rep. 004-77-DR-001. Santiago, Chile: Comecsa Ltda.
  23.  A. Ortiz Bernardin (2013). 4m Concentrate Thickener. HMC Gold Tambo de Oro. Outotec (Chile) S.A. Structural Design Report. Tech. rep. 015-93-DR-001. Santiago, Chile: Comecsa Ltda.
  24.  A. Ortiz Bernardin (2013). 8m Concentrate Thickener. HMC Gold Tambo de Oro. Outotec (Chile) S.A. Structural Design Report. Tech. rep. 015-93-DR-002. Santiago, Chile: Comecsa Ltda.
  25.  A. Ortiz (2012). 19m Copper Concentrate Thickener. Quadra FNX Mining Ltd. Sierra Gorda EPCM. Outotec (Chile) S.A. Structural Design Report. Tech. rep. Santiago, Chile: Comecsa Ltda.
  26.  A. Ortiz (2012). 24m Hydroseparator Thickener. Compañía Minera del Pacífico Cerro Negro Norte EP. Outotec (Chile) S.A. Structural Design Report. Tech. rep. 002-72-DR-001-1. Santiago, Chile: Comecsa Ltda.
  27.  A. Ortiz (2012). 300 m3 Flotation Cell. Delkor Americas. Structural Design Report. Tech. rep. 008-NA-DR-001-A. Santiago, Chile: Comecsa Ltda.
  28.  A. Ortiz (2012). 36m Copper Concentrate Thickener. Quadra FNX Mining Ltd. Sierra Gorda EPCM. Outotec (Chile) S.A. Structural Design Report. Tech. rep. Santiago, Chile: Comecsa Ltda.
  29.  A. Ortiz (2012). Análisis de Esfuerzos Falla Eje Piñón. Tambor Aglomerador AD-01. Minera Spence S.A. Tech. rep. 003-71-DR-001. Santiago, Chile: Comecsa Ltda.
  30.  A. Ortiz (2012). Repotenciamiento Sistema de Apilamiento y Remoción de Ripios. Puente de Ripios CV-22: Análisis de Integridad Estructural. Minera Spence S.A. Tech. rep. 001-73-DR-001. Santiago, Chile: Comecsa Ltda.
  31.  A. Ortiz Bernardin, E. Salas Lillo, and F. Labbé (2012). Análisis de Integridad Estructural Puente Rahco. Compañía Minera Mantos de Oro S.A. Tech. rep. 009-78-DR-001. Santiago, Chile: Comecsa Ltda.
  32.  A. Ortiz (2011). 50m Bridge for Concentrate Thickener. Codelco Chile – Division Salvador. Delkor South America SpA. Structural Design Report. Tech. rep. Santiago, Chile: Comecsa Ltda.
  33.  A. Ortiz (2011). Análisis de Integridad Estructural Correa Transportadora 220-CV-011 Minera Carmen De Andacollo para Mineral Hipógeno y Supérgeno. Temin Ltda. Tech. rep. Santiago, Chile: Comecsa Ltda.
  34.  V. Meruane Naranjo, Williams Calderón Muñoz, and A. Ortiz Bernardin (2011). 65m High Rate Leach Feed Thickener. Study and Analysis of Fluid Flow Induced Vibrations. Osisko Mining Corporation. Delkor South America SpA. Tech. rep. Santiago, Chile: Comecsa Ltda.
  35.  A. Ortiz Bernardin and R. Allendes Suárez (2007). Análisis de Integridad Estructural de Asientos de Coraza Poly-Met. Metso Minerals (Chile) S.A. Tech. rep. Santiago, Chile: Comecsa Ltda.
  36.  A. Ortiz Bernardin and R. Allendes Suárez (2007). Análisis de Integridad Estructural Descargadores de Molino SAG. Metso Minerals (Chile) S.A. Tech. rep. Santiago, Chile: Comecsa Ltda.
  37.  A. Ortiz Bernardin and R. Allendes Suárez (2007). Diseño de Nuevo Sistema de Conexión para Lifter de Molino SAG. Metso Minerals (Chile) S.A. Tech. rep. Santiago, Chile: Comecsa Ltda.

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