110 likes | 220 Views
AMS TRD GAS SUPPLY SYSTEM BOX_S Mechanical Structure Corrado Gargiulo* Robert Becker** *INFN Roma1 **MIT CERN, July 16-17 2002. USS. Mixing tank. z. x. y. C.GARGIULO. CERN 16 07 2002. “ Box_S ” Mechanics Lay-out. Upper USS Interface. Brackets. XENON tank. CO2 tank.
E N D
AMS TRD GAS SUPPLY SYSTEM BOX_S Mechanical Structure Corrado Gargiulo* Robert Becker** *INFN Roma1 **MIT CERN, July 16-17 2002
USS Mixing tank z x y C.GARGIULO CERN 16 07 2002 “Box_S ” Mechanics Lay-out Upper USS Interface Brackets XENON tank CO2 tank Plate Weight 12 kg Material Al alloy 7050 T7451 Overall dimension 154.875 X 557 X 863 mm Lower USS Interface
“Box_S ” Geometry updates USS Upper Trunnion Bridge Beam section from 6 inches to5inches Material : Al 7075 T6 Material : Al 7050 T7451 Additional rib Side rib thickness from 3 mm to 5 mm Chamfers from R 5 mm to R 10 mm Additional rib C.GARGIULO OLD NEW Corner Cut CERN 16 07 2002
“Box_S ” FEA: new model Xe / CO2 TANKS BRACKETS MIX_TANK BRACKETS ASSEMBLY PLATE CHAMFERS PLATE C.GARGIULO CERN 16 07 2002
“Box_S ” FEA: STATIC ANALYSIS * @ Xe bracket C.GARGIULO CERN 16 07 2002 z x y
“Box_S ” FEA: STATIC ANALYSIS Inertial load (13, 3.25, 3.25)g Attachement points relative deflection (9.301, 2.350,2.746) mm 7.55E- 001 N/mm^2 1.32E+002 z x z y C.GARGIULO x CERN 16 07 2002
“Box_S ” FEA: STATIC ANALYSIS Inertial load (3.25, 13, 3.25)g Attachement points relative deflection (9.301, 2.350,2.746) mm 7.74E- 001 1.49E+002 N/mm^2 z x y C.GARGIULO CERN 16 07 2002
“Box_S ” FEA: MODAL ANALYSIS OLD First mode 64,29 Hz z y x z z z Second mode 74.16 Hz x x C.GARGIULO y CERN 16 07 2002
“Box_S ” FEA: MODAL ANALYSIS New model Vs Old Xe Bracket Area NEW 1st mode: 74.0Hz OLD 1st mode: 64.3 Hz C.GARGIULO CERN 16 07 2002
“Box_S ” FEA: MODAL ANALYSIS NEW 1st mode: 74,0 Hz z z x x C.GARGIULO y 2nd mode: 87,9 Hz CERN 16 07 2002
“Box_S ” Production C.GARGIULO CERN 16 07 2002