ted thermomechanical analyses esposito raffaele en-sti-tcd
TRANSCRIPT
TED Thermomechanical AnalysesEsposito Raffaele EN-STI-TCD
TED core
Cu-BeInsert
(C17200)
Cu-OFEAl (6082 T6)Graphite (R7500)
Beam type: LHC-Standard (25 ns)Particle energy: 450 GeVProtons per bunch: 1.2e11Bunches per pulse: 288Protons per pulse: 3.456e13Bunch period: 25 nsPulse time: 7.2 μsPulse period: 21.6 sEnergy per pulse: 2.492 MJAverage power: 115.4 kW
Graphite – Steady State Thermal Analysis
Max. Temperature: 109.23 °C
Graphite – Transient Thermal Analysis
Max. Temp.: 631.19 °C
Graphite – Transient Structural AnalysisMax. Compressive Principal Stress: 38.11 MPa
Graphite – Transient Structural Analysis
Max. Tensile Principal Stress: 6.6671 MPa
Graphite – Transient Structural AnalysisMax. Von Mises Equivalent Stress: 21.235 MPa
Aluminum – Steady State Thermal Analysis
Max. Temperature: 87.596 °C
Aluminum – Transient Thermal Analysis
Max. Temperature: 131.29 °C
Aluminum – Transient Structural Analysis
Max. Compressive Principal Stress: 280.98 MPa
Aluminum – Transient Structural Analysis
Max. Tensile Principal Stress: 137.52 MPa
Aluminum – Transient Structural Analysis
Max. Von Mises Equivalent Stress: 134.09 MPa
Cu-Be – Steady State Thermal AnalysisMax. Temperature: 176.19 °C
Cu-Be – Transient Thermal AnalysisMax. Temperature: 147.96 °C
Cu-Be – Transient Structural Analysis
Max. CompressivePrincipal Stress:
505.89 MPa
Cu-Be – Transient Structural AnalysisMax. Tensile Principal Stress: 113.31 MPa
Cu-Be – Transient Structural AnalysisMax. Von Mises Equivalent Stress: 283.73 MPa
Copper – Steady State Thermal Analysis
Max. Temperature: 72.879 °C
Copper – Transient Thermal Analysis
Max. Temperature: 49.398 °C
Copper – Transient Structural AnalysisMax. Compressive Principal Stress: 179.12 MPa
Copper – Transient Structural AnalysisMax. Tensile Principal Stress: 103.68 MPa
Copper – Transient Structural AnalysisMax. Von Mises Equivalent Stress: 138.7 MPa
Summary
Material Graphite Aluminum Cu-Be Copper
Max. Temp. [°C] 631.19* 131.29 176.19 72.879
Min. Princ. [MPa] 38.11 280.98* 505.89* 179.12*
Compr. Strength 105.68 192 (Y) – 224 510 (Y) – 580 200 (Y) – 240
Max. Princ. [MPa] 6.6671 137.52 113.31 103.68
Max. V. M. [MPa] 21.235 134.09 283.73 138.7
Tensile Strength 26.4 192 (Y) – 224 510 (Y) – 580 200 (Y) – 240
*We shouldn’t have oxidation problems since the graphite stays beyond 400 °C for only 8 milliseconds per pulse
*Stresses with a strong hydrostatic component
Thank you for your attention