! TITLE: plate_brg_od.mac (AAAV) ! !----------------------------------------------------------------------- ! Rev - 01/15/2003 D. Edwards !----------------------------------------------------------------------- ! ! Analysis of upper azimuth bearing retainer to determine proper clearance ! and thickness to achieve desired preload on outer DT bearing races. ! ! PLATE, BEARING P/N 300A071 ! ! (Little Boys) CU01715076/104 steel sleeve version with A311A105-101 ! DT bearings (3.875 OD). ! ! CS_0: Cartesian ring Coordinate System ! CS_1: Cylindrical ring Coordinate System ! CS_2: Spherical ring Coordinate System ! !************************** TABLE OF CONTENTS ************************** ! ! Model Assembly Preparation ! ! 1. Parameter List ! 2. Model Coordinate System ! 3. Solid Model ! !********************* Model Assembly Preparation ********************** ! mod_assemb_prep,arg1,arg2,arg3 ! prepare database for assembly ! !<<<<<<<<<<<<<<<<<<<<<<<< 1. Parameter List >>>>>>>>>>>>>>>>>>>>>>>>>> ! plate_brg_od.parm ! !<<<<<<<<<<<<<<<<<<<< 2. Model Coordinate System >>>>>>>>>>>>>>>>>>>>> ! mod_coord_system,acs,xc,yc,zc,rotxyc,rotyzc,rotzxc ! !<<<<<<<<<<<<<<<<<<<<<<<<<<< 3. Solid Model >>>>>>>>>>>>>>>>>>>>>>>>>> ! csys,CS_0 k,,r1 ! 1 k,,rb ! 2 k,,r2 ! 3 k,,r2,t2 ! 4 k,,r3,t2 ! 5 k,,r3,t1 ! 6 k,,ro,t1 ! 7 k,,ri,t1 ! 8 k,,r1,t1 ! 9 create_area view,'f' ! Apply pressure load along annulus about bolt pattern lsel,s,loc,x,ri,ro lsel,r,loc,y,t1 sfl,all,pres,Pt alls !MSH_AREA, mstyp, mshdens, etpa, elmnl, elmxl, lszmsh, mat, real, ecs msh_area,0,0,1,.01,.01,,c416 ! Apply contact elements at bearing race contact lsel,s,loc,x,r1,rb lsel,r,loc,y,0 nsll,s,0 ! 0=interior nodes only ngen,2,nm+1,all,,,,-.01 ! Copy nodes down y=-.01 type,2 mat,2 real,2 eintf,,,low,0,0,-.01,0 nsll,u,1 d,all,uy init_entity_num,1 fini /sol antype,0 solcontrol !autots,on !nsub,20 solv fini /post1 /dscale,,1 avprin,0,0, plnsol,s,eqv,2,1 !lsel,s,line,,1 !nsll !fcn1='gapS+' !rplot_nodal,0,'x','U','Y'