No.477 DEM要素とSPH要素の連成による土砂崩壊とダム湖への流動挙動解析

例題476の応用版として、DES要素でモデル化した土砂が崩壊して、ダム湖へ流入する挙動を解析しました。ダム湖の水はSPH要素でモデル化してあります。したがって固体部をDES要素で、流体部をSPH要素でモデル化した混相流の解析となっています。

Keywords: DEM and SPH Coupling, Dam-Break, Sediment collapse and flow behavior to dam, sph de coupling, debris: des elements, water: sph ements, Multiphase flow

Tool: LS-PrePost ver.4.6, LS-DYNA SMP Single Precision Win64 R11

なお,本事例はサンプルであることをご了承下さい。

Nov-21-2018

 Sediment collapse and flow behavior to dam
Fig.1 SPH DE Coupling / Sediment collapse and flow behavior to dam

 Sediment collapse and flow behavior to dam
Fig.2 SPH DE Coupling / Sediment collapse and flow behavior to dam

 Sediment collapse and flow behavior to dam
Fig.3 SPH DE Coupling / Sediment collapse and flow behavior to dam

 Sediment collapse and flow behavior to dam
Fig.4 SPH DE Coupling / Sediment collapse and flow behavior to dam

 Sediment collapse and flow behavior to dam
Fig.5 SPH DE Coupling / Sediment collapse and flow behavior to dam

 Sediment collapse and flow behavior to dam
Fig.6 SPH DE Coupling / Sediment collapse and flow behavior to dam

 Sediment collapse and flow behavior to dam
Fig.7 SPH DE Coupling / Sediment collapse and flow behavior to dam

 Sediment collapse and flow behavior to dam
Fig.8 SPH DE Coupling / Sediment collapse and flow behavior to dam

 Sediment collapse and flow behavior to dam
Fig.9 SPH DE Coupling / Sediment collapse and flow behavior to dam

 Sediment collapse and flow behavior to dam
Fig.10 SPH DE Coupling / Sediment collapse and flow behavior to dam

 Sediment collapse and flow behavior to dam
Fig.11 SPH DE Coupling / Sediment collapse and flow behavior to dam

 Sediment collapse and flow behavior to dam
Fig.12 SPH DE Coupling / Sediment collapse and flow behavior to dam

 Sediment collapse and flow behavior to dam
Fig.13 SPH DE Coupling / Sediment collapse and flow behavior to dam

 Sediment collapse and flow behavior to dam
Fig.14 SPH DE Coupling / Sediment collapse and flow behavior to dam

 Sediment collapse and flow behavior to dam
Fig.15 SPH DE Coupling / Sediment collapse and flow behavior to dam

例題476へ 例題478へ