SIMULIA----现实世界的虚拟仿真技术

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Fatigue Analysis with XFEM
Wing-Fuselage under cyclic fatigue loading
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某型发动机叶片鸟撞仿真
某型卫星帆板展开过程动力学仿真
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某型飞机起落架的落振实验仿真
Abaqus在高性能计算和云计算方面得到广泛应用
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How are A&D Customers Using Abaqus?
Advanced Composites Simulation
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计算结点
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VCCT analysis Interlaminar shear predictions


Manufacturing simulation
Calculation of flat patterns High speed / ballistic impact Draping analysis
Initial crack
Crack after 6810 cycles
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How are A&D Customers Using Abaqus?
Kinematic / Mechanism Simulation w/ Control Systems
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XFEM was first introduced in 6.9 for modeling crack propagation; Support simulation of crack initiation and propagation of a discrete crack along an arbitrary path with 1st order stress/displacement solid continuum elements in a static procedure; Use the cohesive segments method in conjunction with phantom nodes and The damage initiation is based on MAXPS or MAXPE


User defined damage modeling
Designer-centric composite modeling
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How are A&D Customers Using Abaqus?
Advanced Composites Simulation
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丰富的材料模型
橡胶、塑料、金属粉末、人体组织、土壤、复合材料等
复杂的接触、断裂、失效问题
裂纹、冲击和碰撞问题
高性能计算
多达128 核的并行求解
强大的模型前处理和结果输出
标准工作流程自动工具
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Who’s Using Abaqus in Aerospace & Defense Companies ?
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10-20 Million dof
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How are A&D Customers Using Abaqus?
Severe Events
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BVID using Hashin’s criteria
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Composites Fracture & Failure
eXtended Finite Element Method (XFEM)
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Bird strike on cockpit canopy
Bird modeling for impact events
Ballistic impact
Reentry Vehicle splash-down
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国内航空航天工业——Abaqus解决冲击动力学和破坏力学问题
• 鸟撞问题一直是航空领域倍受关注的难题。南京航空航天大学在AIAA会议上 发表针对某型飞机风挡鸟撞问题进行数值模拟，与实验吻合很好
• SIMULIA将继续快速的增长步伐,开展5方面的产品研发工作
• Unified FEA 统一的有限元 • Multiphysics 多物理场分析 • 基于CATIA和Solidworks的分析模块 • SLM 仿真生命周期管理 • 结构优化和多学科优化
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公司及产品介绍
2013年4月25日，达索SIMULIA 宣布收购德国FE-DESIGN公司 和TOSCA软件 2013年7月25日，达索SIMULIA • SIMULIA公司(原ABAQUS 公司)成立于 1978年, 目前全球1000宣布收购SFE公司
公司综述
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Agenda
公司及产品介绍 Abaqus在国防工业的应用 Isight在国防工业的应用 SLM在国防工业的应用 TOSCA在国防工业的应用
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Crack propagation using VCCT
Composites Pre / Post in Abaqus/CAE Draping in Abaqus/CAE
Composites Crush
Ballistic Impact
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Composites Fracture & Failure
VCCT, Damage modeling, Hashin, Puck, Cohesive for Delamination
Buckling and post-buckled performance Macro-modeling capabilities Micro-modeling capabilities Crashworthiness of composites Thru-thickness stress / strain plots BVID (Barely Visible Impact Damage) Visualization of ply stack-ups Interface with EXCEL for layup definitions
Leabharlann Baidu
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Abaqus在国防工业的应用
Abaqus 先进的分析技术
综合的有限元求解技术
完整的线性和非线性分析
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新的CFD 分析功能
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SIMULIA----现实世界的虚拟仿真技术
DS SIMULIA 高绍武
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Full library of connector types
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How are A&D Customers Using Abaqus?
Large Scale Nonlinear Analysis
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EASY composites modeling / meshing Linear static analysis evaluating ply-by-ply stresses Fracture / crack growth in composites Delamination due to thermal loads Calculation of failure theories Tsai-Wu, Tsai-Hill, Max Strain, Max Stress
多名员工, 100% 专注于计算机辅助工程CAE领域，世界上最大 和最强的结构力学团体，专注于非线性有限元技术
• 2005年5月ABAQUS加入DS集团,共同成为全球PLM的领导者
– 公司:
– 品牌:
Dassault Systemes
SIMULIA
– 产品: CATIA ANALYSIS + Abaqus V6.13 + Isight + Tosca + SEE + SLM+SFE +…..
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Composites crush using continuum shells, Puck’s criteria, cohesive surface for delamination,and general contact
Customers that have presented at past SIMULIA users conferences Boeing
Airbus
Lockheed Martin EADS NASA Dutch Space B.V. MTU Aero Engines Rolls-Royce SNECMA Swales Aerospace Northrop Grumman ATK Thiokol Sandia National Labs
Full vehicle nonlinear analysis using Abaqus
Boeing CH-47 Chinook Helicopter
Large scale nonlinear analysis
Detailed full vehicle models for fuselage and wings