<div dir="ltr">Dear Gmsh developers,<div><br></div><div>We would like to generate a high-quality mesh for the Fluid-structure-interaction simulation.</div><div>The Geometry is read from a CAD file (step). The inner block in the red circle is the solid domain and the outer block is the fluid domain. </div><div>We hope to refine the mesh only on the fluid-solid interface while remaining the coarse meshes in the rest of the domains. Is it possible to do that?</div><div>The geo file is attached.</div><div><div><img src="cid:ii_kdn0546j1" alt="image.png" width="448" height="264" style="margin-right: 0px;"><br></div><div><br></div><div>Thanks very much in advance!</div><div><br></div><div>Sincerely yours,</div><div>Hao</div>-- <br><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div dir="ltr"><div style="margin:0px;padding:0px;border:0px;font-stretch:inherit;line-height:inherit;vertical-align:baseline;color:rgb(0,0,0)"><span style="font-family:"Times New Roman",Times,serif;font-size:15px;margin:0px;padding:0px;border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;line-height:inherit;vertical-align:baseline;color:inherit">李昊 LI HAO</span><br style="font-size:15px"><span style="font-family:"Times New Roman",Times,serif;font-size:15px;margin:0px;padding:0px;border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;line-height:inherit;vertical-align:baseline;color:inherit">Manufacturing Systems Engineering Laboratory (Nishiwaki Lab)</span></div><div style="margin:0px;padding:0px;border:0px;font-stretch:inherit;font-size:16px;line-height:inherit;font-family:"Microsoft Yahei UI",Verdana,Simsun,"Segoe UI",-apple-system,system-ui,Roboto,"Helvetica Neue",sans-serif;vertical-align:baseline;color:rgb(0,0,0)"><span style="margin:0px;padding:0px;border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:15px;line-height:inherit;font-family:"Times New Roman",Times,serif;vertical-align:baseline;color:inherit">Department of Mechanical Engineering and Science</span></div><div style="margin:0px;padding:0px;border:0px;font-stretch:inherit;font-size:16px;line-height:inherit;font-family:"Microsoft Yahei UI",Verdana,Simsun,"Segoe UI",-apple-system,system-ui,Roboto,"Helvetica Neue",sans-serif;vertical-align:baseline;color:rgb(0,0,0)"><span style="margin:0px;padding:0px;border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:15px;line-height:inherit;font-family:"Times New Roman",Times,serif;vertical-align:baseline;color:inherit">Graduate School Of Engineering</span></div><div style="margin:0px;padding:0px;border:0px;font-stretch:inherit;font-size:16px;line-height:inherit;font-family:"Microsoft Yahei UI",Verdana,Simsun,"Segoe UI",-apple-system,system-ui,Roboto,"Helvetica Neue",sans-serif;vertical-align:baseline;color:rgb(0,0,0)"><span style="margin:0px;padding:0px;border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:15px;line-height:inherit;font-family:"Times New Roman",Times,serif;vertical-align:baseline;color:inherit">Kyoto University</span></div><div style="margin:0px;padding:0px;border:0px;font-stretch:inherit;font-size:16px;line-height:inherit;font-family:"Microsoft Yahei UI",Verdana,Simsun,"Segoe UI",-apple-system,system-ui,Roboto,"Helvetica Neue",sans-serif;vertical-align:baseline;color:rgb(0,0,0)"><span style="margin:0px;padding:0px;border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:15px;line-height:inherit;font-family:"Times New Roman",Times,serif;vertical-align:baseline;color:inherit">Ph.D Student</span></div></div></div></div></div></div></div></div></div></div></div></div>