Anto01
a4805947d1
Includes all study folders with NX models for development: - bracket_stiffness_optimization (V1, V2, V3) - drone_gimbal_arm_optimization - simple_beam_optimization - uav_arm_optimization (V1, V2) - training_data_export_test - uav_arm_atomizerfield_test Contains .prt, .fem, .sim files and optimization databases. 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
129 lines
3.5 KiB
JSON
129 lines
3.5 KiB
JSON
{
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"study_name": "drone_gimbal_arm_optimization",
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"description": "Drone Camera Gimbal Support Arm - Multi-Objective Lightweight Design",
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"engineering_context": "Professional aerial cinematography drone gimbal arm. Target: lighter than current 145g design while maintaining camera stability under 850g payload. Must avoid resonance with rotor frequencies (80-120 Hz).",
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"optimization_settings": {
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"protocol": "protocol_11_multi_objective",
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"n_trials": 30,
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"sampler": "NSGAIISampler",
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"pruner": null,
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"timeout_per_trial": 600
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},
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"design_variables": [
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{
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"parameter": "beam_half_core_thickness",
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"bounds": [5, 10],
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"description": "Half thickness of beam core (mm) - affects weight and stiffness"
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},
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{
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"parameter": "beam_face_thickness",
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"bounds": [1, 3],
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"description": "Thickness of beam face sheets (mm) - bending resistance"
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},
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{
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"parameter": "holes_diameter",
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"bounds": [10, 50],
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"description": "Diameter of lightening holes (mm) - weight reduction"
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},
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{
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"parameter": "hole_count",
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"bounds": [8, 14],
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"description": "Number of lightening holes - balance weight vs strength"
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}
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],
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"objectives": [
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{
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"name": "mass",
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"goal": "minimize",
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"weight": 1.0,
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"description": "Total mass (grams) - minimize for longer flight time",
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"target": 4000,
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"extraction": {
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"action": "extract_mass",
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"domain": "result_extraction",
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"params": {
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"result_type": "mass",
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"metric": "total"
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}
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}
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},
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{
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"name": "fundamental_frequency",
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"goal": "maximize",
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"weight": 1.0,
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"description": "First natural frequency (Hz) - avoid rotor resonance",
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"target": 150,
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"extraction": {
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"action": "extract_frequency",
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"domain": "result_extraction",
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"params": {
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"result_type": "frequency",
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"mode_number": 1
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}
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}
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}
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],
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"constraints": [
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{
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"name": "max_displacement_limit",
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"type": "less_than",
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"threshold": 1.5,
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"description": "Maximum tip displacement under 850g camera load < 1.5mm for image stabilization",
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"extraction": {
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"action": "extract_displacement",
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"domain": "result_extraction",
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"params": {
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"result_type": "displacement",
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"metric": "max"
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}
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}
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},
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{
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"name": "max_stress_limit",
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"type": "less_than",
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"threshold": 120,
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"description": "Maximum von Mises stress < 120 MPa (Al 6061-T6, SF=2.3)",
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"extraction": {
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"action": "extract_stress",
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"domain": "result_extraction",
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"params": {
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"result_type": "stress",
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"metric": "max_von_mises"
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}
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}
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},
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{
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"name": "min_frequency_limit",
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"type": "greater_than",
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"threshold": 150,
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"description": "Natural frequency > 150 Hz to avoid rotor frequencies (80-120 Hz safety margin)",
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"extraction": {
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"action": "extract_frequency",
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"domain": "result_extraction",
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"params": {
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"result_type": "frequency",
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"mode_number": 1
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}
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}
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}
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],
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"simulation": {
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"model_file": "Beam.prt",
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"sim_file": "Beam_sim1.sim",
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"fem_file": "Beam_fem1.fem",
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"solver": "nastran",
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"analysis_types": ["static", "modal"]
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},
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"reporting": {
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"generate_plots": true,
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"save_incremental": true,
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"llm_summary": false
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}
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}
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