124 lines
4.4 KiB
JSON
124 lines
4.4 KiB
JSON
{
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"meta": {
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"version": "2.0",
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"created": "2026-03-04T12:00:00Z",
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"modified": "2026-03-04T12:00:00Z",
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"created_by": "mario",
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"modified_by": "mario",
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"study_name": "03_robustness",
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"description": "Robustness checks: one-soft-point tests, combined compliance, and correlated displacement patterns. Run AFTER Studies 01 and 02 — uses knee values from Study 02.",
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"tags": ["mirror", "zernike", "robustness", "frame-stiffness"]
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},
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"model": {
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"sim": {
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"path": "ASSY_M1_assyfem1_sim1.sim",
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"solver": "nastran",
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"_note": "Uses same CBUSH model variant as Study 02"
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},
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"nx_settings": {
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"nx_install_path": "C:\\Program Files\\Siemens\\DesigncenterNX2512",
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"simulation_timeout_s": 600
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}
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},
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"design_variables": [
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{
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"id": "dv_001",
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"name": "K_V_top",
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"expression_name": "K_V_top",
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"type": "continuous",
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"bounds": {"min": 1e4, "max": 1e12},
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"baseline": 1e12,
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"units": "N/m",
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"enabled": true,
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"description": "Stiffness for V_top CBUSH only (for one-soft-point tests)"
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},
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{
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"id": "dv_002",
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"name": "K_V_side",
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"expression_name": "K_V_side",
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"type": "continuous",
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"bounds": {"min": 1e4, "max": 1e12},
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"baseline": 1e12,
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"units": "N/m",
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"enabled": true,
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"description": "Stiffness for V_left + V_right CBUSHes (symmetric pair)"
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},
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{
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"id": "dv_003",
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"name": "K_L_side",
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"expression_name": "K_L_side",
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"type": "continuous",
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"bounds": {"min": 1e4, "max": 1e12},
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"baseline": 1e12,
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"units": "N/m",
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"enabled": true,
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"description": "Stiffness for L_left + L_right CBUSHes (symmetric pair)"
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}
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],
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"extractors": [
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{
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"id": "ext_001",
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"name": "Zernike Annular OPD — Robustness",
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"type": "zernike_opd",
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"builtin": true,
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"config": {
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"inner_radius_mm": 135.75,
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"outer_radius_mm": 500.0,
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"n_modes": 50,
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"filter_low_orders": 4,
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"displacement_unit": "mm",
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"reference_subcase": 2
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},
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"outputs": [
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{
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"name": "rel_filtered_rms_40_vs_20",
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"metric": "filtered_rms_nm"
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},
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{
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"name": "rel_filtered_rms_60_vs_20",
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"metric": "filtered_rms_nm"
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}
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]
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}
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],
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"objectives": [
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{
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"id": "obj_001",
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"name": "ΔWFE at 60° — robustness tracking",
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"direction": "minimize",
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"weight": 1.0,
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"source": {
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"extractor_id": "ext_001",
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"output_name": "rel_filtered_rms_60_vs_20"
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},
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"target": 1.0,
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"units": "nm"
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}
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],
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"constraints": [],
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"optimization": {
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"algorithm": {
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"type": "GridSampler",
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"config": {}
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},
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"budget": {
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"max_trials": 8
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}
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},
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"run_matrix": {
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"_description": "UPDATE K_knee values after Study 02 completes. Replace 'KNEE' placeholders with actual values.",
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"_K_vert_knee": "UPDATE_FROM_STUDY_02",
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"_K_lat_knee": "UPDATE_FROM_STUDY_02",
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"trials": [
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{"trial": 0, "label": "one_soft_V_top", "K_V_top": "KNEE/10", "K_V_side": 1e12, "K_L_side": 1e12, "elevation": "60", "_note": "V_top 10× below knee, rest rigid"},
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{"trial": 1, "label": "one_soft_V_side", "K_V_top": 1e12, "K_V_side": "KNEE/10", "K_L_side": 1e12, "elevation": "60", "_note": "V_side 10× below knee, rest rigid"},
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{"trial": 2, "label": "one_soft_L_side", "K_V_top": 1e12, "K_V_side": 1e12, "K_L_side": "KNEE/10", "elevation": "60", "_note": "L_side 10× below knee, rest rigid"},
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{"trial": 3, "label": "combined_knee_60", "K_V_top": "KNEE", "K_V_side": "KNEE", "K_L_side": "KNEE", "elevation": "60", "_note": "All at knee values"},
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{"trial": 4, "label": "combined_knee_40", "K_V_top": "KNEE", "K_V_side": "KNEE", "K_L_side": "KNEE", "elevation": "40", "_note": "All at knee @ 40°"},
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{"trial": 5, "label": "combined_half_60", "K_V_top": "KNEE/2", "K_V_side": "KNEE/2", "K_L_side": "KNEE/2", "elevation": "60", "_note": "All at half knee"},
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{"trial": 6, "label": "corr_sag_all_V_down", "_type": "method_d", "_note": "USE Study 01 setup: dV1_Z=dV2_Z=0.001 simultaneously (all 3 vertical +1μm Z). Tests correlated frame sag."},
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{"trial": 7, "label": "corr_twist_V_split", "_type": "method_d", "_note": "USE Study 01 setup: dV1_Z=+0.001, dV2_Z=-0.001 (V_top up, V_sides down). Tests frame twist."}
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]
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}
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}
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