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Bücher von Ardalan Amiri

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  • von Ardalan Amiri
    35,90 €

    Dieses Buch ist eine praktische Untersuchung der Diskrete-Elemente-Methode und der Bounded-Particle-Methode in LS-DYNA unter Verwendung realer Sandsteinversuchsdaten als Kalibratoren und Referenzen. Die Methoden wurden mit einem kritischen Ansatz und einem leistungsbasierten Vergleich hauptsächlich im Rahmen der Code-Formeln bewertet. Es wurden jedoch auch einige Unterprogramme in der Standardsprache des Codes und MATLAB-Skripte verwendet, um die Möglichkeiten zu erweitern. Der Inhalt dieses Buches soll in weiteren Veröffentlichungen zu anwendungsbezogenen Szenarien für die Auslegung von Gesteinswerkzeugen und zur numerischen Modelldiagnose in der Gesteinsmechanik weiterverwendet werden.

  • 14% sparen
    von Ardalan Amiri
    31,00 €

    Ce livre est une étude pratique de la méthode des éléments discrets et de la méthode des particules délimitées dans LS-DYNA en utilisant des données d'essais de grès réels comme calibrateurs et références. Les méthodes, avec une approche critique et une comparaison basée sur le mérite, ont été principalement évaluées dans le cadre des formules du code. Cependant, certains sous-programmes utilisant le langage standard du code et les scripts MATLAB ont également été appliqués afin d'étendre les capacités. Le contenu de ce livre sera exploité dans d'autres publications concernant les scénarios de conception d'outils rocheux basés sur l'application et le diagnostic de modélisation numérique de la mécanique des roches.

  • 14% sparen
    von Ardalan Amiri
    31,00 €

    Este libro es una investigación práctica del Método de los Elementos Discretos y del Método de las Partículas Delimitadas en LS-DYNA utilizando datos de pruebas de arenisca del mundo real como calibradores y referencias. Los métodos, con un enfoque crítico y una comparación basada en los méritos, se evaluaron principalmente en el marco de las fórmulas del código. Sin embargo, también se aplicaron algunas subrutinas que utilizan el lenguaje estándar del código y scripts de MATLAB para, con un poco de suerte, ampliar las capacidades. El contenido de este libro se explotará más adelante en otras publicaciones relativas a los escenarios de diseño de herramientas para roca basados en aplicaciones y al diagnóstico de modelado numérico de mecánica de rocas.

  • 14% sparen
    von Ardalan Amiri
    31,00 €

    Questo libro è un'indagine pratica del Discrete Element Method e del Bounded Particle Method in LS-DYNA, utilizzando i dati di prove reali su arenaria come calibratori e riferimenti. I metodi, con un approccio critico e un confronto basato sul merito, sono stati valutati principalmente nell'ambito delle formule del codice. Tuttavia, sono state applicate anche alcune subroutine utilizzando il linguaggio standard del codice e lo scripting MATLAB per estendere le funzionalità. Il contenuto di questo libro sarà sfruttato ulteriormente in altre pubblicazioni riguardanti gli scenari di progettazione di attrezzi da roccia basati sull'applicazione e la diagnosi di modellazione numerica della meccanica delle rocce.

  • von Ardalan Amiri
    19,00 €

    Jeta kniga predstawlqet soboj prakticheskoe issledowanie metoda diskretnyh älementow i metoda ogranichennyh chastic w LS-DYNA s ispol'zowaniem real'nyh dannyh ispytanij peschanika w kachestwe kalibratorow i ätalonow. Metody, s ispol'zowaniem kriticheskogo podhoda i srawneniq po dostoinstwam, w osnownom oceniwalis' w ramkah formul koda. Odnako nekotorye podprogrammy, ispol'zuüschie standartnyj qzyk koda i scenarii MATLAB, takzhe byli primeneny dlq nadezhnogo rasshireniq wozmozhnostej. Soderzhanie ätoj knigi budet ispol'zowano w drugih publikaciqh, kasaüschihsq scenariew proektirowaniq gornogo instrumenta i diagnostiki chislennogo modelirowaniq mehaniki gornyh porod.

  • 14% sparen
    von Ardalan Amiri
    31,00 €

    Este livro é uma investigação prática do Método dos Elementos Discretos e do Método das Partículas Limitadas no LS-DYNA, utilizando dados de ensaios de arenito do mundo real como calibradores e referências. Os métodos, com uma abordagem crítica e comparação baseada no mérito, foram avaliados principalmente no âmbito das fórmulas do código. No entanto, foram também aplicadas algumas sub-rotinas que utilizam a linguagem padrão do código e o scripting MATLAB para alargar as capacidades. O conteúdo deste livro será explorado noutras publicações relativas a cenários de concepção de ferramentas de rocha com base em aplicações e diagnóstico de modelação numérica de mecânica das rochas.

  • 18% sparen
    von Ardalan Amiri
    63,00 €

    Out of the learnt lessons in rock modelling published in Rock Fracture Mechanics Simulation in LS-DYNA Discrete Element Method: Multi-scale Simulation of Rock Mechanics Before and After Fracture using Bonded and Unbounded Discrete Element Method by the same author along with studying Abaqus DEM, Bio-inspired concept of Dual Reciprocating Drill (DRD) from space innovative technology, extensive experimental campaign on sandstone and some other topics, this book builds up to the semi-experimental and digital assessment of seabed rock penetration conceptualizing the adoption and adaption of DRD for such purpose. The merits and disadvantageous of modifying this innovative drilling method have been determined and discussed using structural (topological and topographical) optimization techniques regarding the novel drill arm and bit in comparison the conventional and traditional oil and gas heavy duty drills. Respecting the extreme condition of target working environment the mechanism and further design modification have been applied resulting in a preliminary proposal of an ocean bed reciprocating drill for penetrating medium to hard rocks effectively and hopefully more efficiently.

  • 14% sparen
    von Ardalan Amiri
    31,00 €

    This book is a practical investigation of Discrete Element Method and Bounded Particle Method in LS-DYNA using real world sandstone tests data as calibrators and references. The methods, with a critical approach and merit based comparison, were mainly evaluated within the frame of the code formulas. However, some subroutines using the code standard language and MATLAB scripting were also applied to hopefully extend the capabilities. The content of this book shall be exploited further in other publications regarding the application based rock-tool design scenarios and rock mechanics numerical modelling diagnosis.

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