{
 "_来源": "逆向工程产物 (2026-09-17): 从随包件 outputs/rudong/m5_cms_tcm/oem_frequency_scan.parquet 提取 —— 它每行带 (component, sensor, shard, option, dx_hz), 是**机型级扫描配置**(该轴承用哪条谱、什么分辨率), 与 data/raw 无关。",
 "_性质": "机型常量(哪条谱扫哪个部件), 不是原始数据的函数; 唯一权威来源就是那份随包件, 故原样固化在此, 便于实现端读取。",
 "_与理论表的关系": "option 串 → reference/rudong/oem_bearing_freqs.json 的条目: 先取位置 token(Pos.150R→150r; 139.1/1060 f-576853.PRL→1391/1060; 6338 M/C3→6338m/c3), 同位置多候选(NSK/FAG)时用 option 里的型号 token 定夺。实测 11/11 组件的 BPFI/BPFO/BSF 与样件 *_hz 列逐值一致。",
 "components": [
  {
   "component": "generator_de_6338",
   "sensor": "Generator_DE",
   "shard": "Env_6000_4000_850_Tr",
   "dx_hz": 1.0625,
   "option": "6338 M/C3"
  },
  {
   "component": "generator_nde_6338",
   "sensor": "Generator_NDE",
   "shard": "Env_6000_4000_850_Tr",
   "dx_hz": 1.0625,
   "option": "6338 M/C3"
  },
  {
   "component": "hs_generator_left",
   "sensor": "Gear_HS_generator_side",
   "shard": "FFT_6000_Tr",
   "dx_hz": 0.9375,
   "option": "NSK/FAG Pos.150L"
  },
  {
   "component": "hs_generator_right_fag",
   "sensor": "Gear_HS_generator_side",
   "shard": "FFT_6000_Tr",
   "dx_hz": 0.9375,
   "option": "FAG F-581491.01.TR2SK Pos.150R"
  },
  {
   "component": "hs_generator_right_nsk",
   "sensor": "Gear_HS_generator_side",
   "shard": "FFT_6000_Tr",
   "dx_hz": 0.9375,
   "option": "NSK Pos.150R"
  },
  {
   "component": "hs_rotor",
   "sensor": "Gear_HS_rotor_side",
   "shard": "FFT_6000_Tr",
   "dx_hz": 0.9375,
   "option": "NSK/FAG Pos.151"
  },
  {
   "component": "ims_generator_fag",
   "sensor": "Gear_IMS",
   "shard": "FFT_2000_fast_Tr",
   "dx_hz": 0.625,
   "option": "FAG F-581492.TR2S Pos.450"
  },
  {
   "component": "ims_generator_nsk",
   "sensor": "Gear_IMS",
   "shard": "FFT_2000_fast_Tr",
   "dx_hz": 0.625,
   "option": "NSK Pos.450"
  },
  {
   "component": "ims_rotor",
   "sensor": "Gear_IMS",
   "shard": "FFT_2000_fast_Tr",
   "dx_hz": 0.625,
   "option": "NSK/FAG Pos.451"
  },
  {
   "component": "main_front",
   "sensor": "Main_bearing_front",
   "shard": "FFT_62_Tr",
   "dx_hz": 0.03875,
   "option": "139.1/1060 f-576853.PRL"
  },
  {
   "component": "main_rear",
   "sensor": "Main_bearing_rear",
   "shard": "FFT_62_Tr",
   "dx_hz": 0.03875,
   "option": "240.1/800 F-605082.PRL"
  }
 ],
 "windows_seen_in_sample": [
  "w0127",
  "w0707",
  "w0711",
  "w0724",
  "w0805",
  "w0811"
 ],
 "ratio_columns": {
  "BPFI_fleet_ratio": "观测 BPFI 频率 / BPFI_hz（舰队基线）—— 分子待峰值拾取口径",
  "BPFI_local_ratio": "观测 BPFI 频率 / BPFI_hz（本机局部基线）—— 分子待峰值拾取口径"
 },
 "row_skeleton": {
  "note": "行骨架 = 窗 × 机组 × 11 个部件（每 (窗,机组) 每部件 1 行 ⇒ 6 窗 × 35~37 台 × 11 = 2,420 行）。★ 窗集合与每窗机组集是**从随包样件 oem_frequency_scan.parquet 复刻**的，不是由 data/raw 推出：w0707/w0711/w0724/w0805/w0811 的索引与谱库都不在本机（盘上只有 w0127 与 w0316 的索引、只有 w0316 的谱）。要真正由数据推出这 6 窗，需要这 5 个窗的 CMS 导出件（取料单第 8 项）。",
  "windows": [
   "w0127",
   "w0707",
   "w0711",
   "w0724",
   "w0805",
   "w0811"
  ],
  "window_turbines": {
   "w0127": [
    "WTG01",
    "WTG03",
    "WTG04",
    "WTG05",
    "WTG06",
    "WTG07",
    "WTG08",
    "WTG09",
    "WTG10",
    "WTG11",
    "WTG12",
    "WTG13",
    "WTG14",
    "WTG15",
    "WTG16",
    "WTG17",
    "WTG18",
    "WTG19",
    "WTG20",
    "WTG21",
    "WTG22",
    "WTG23",
    "WTG24",
    "WTG25",
    "WTG26",
    "WTG27",
    "WTG28",
    "WTG29",
    "WTG30",
    "WTG31",
    "WTG32",
    "WTG33",
    "WTG34",
    "WTG35",
    "WTG36",
    "WTG37",
    "WTG38"
   ],
   "w0707": [
    "WTG01",
    "WTG02",
    "WTG03",
    "WTG04",
    "WTG05",
    "WTG06",
    "WTG07",
    "WTG08",
    "WTG09",
    "WTG10",
    "WTG11",
    "WTG12",
    "WTG13",
    "WTG14",
    "WTG15",
    "WTG16",
    "WTG17",
    "WTG19",
    "WTG20",
    "WTG21",
    "WTG22",
    "WTG23",
    "WTG24",
    "WTG25",
    "WTG26",
    "WTG27",
    "WTG28",
    "WTG29",
    "WTG30",
    "WTG31",
    "WTG32",
    "WTG33",
    "WTG34",
    "WTG35",
    "WTG36",
    "WTG37",
    "WTG38"
   ],
   "w0711": [
    "WTG01",
    "WTG02",
    "WTG03",
    "WTG04",
    "WTG05",
    "WTG06",
    "WTG07",
    "WTG08",
    "WTG09",
    "WTG10",
    "WTG11",
    "WTG12",
    "WTG13",
    "WTG14",
    "WTG15",
    "WTG16",
    "WTG17",
    "WTG19",
    "WTG20",
    "WTG21",
    "WTG22",
    "WTG23",
    "WTG24",
    "WTG25",
    "WTG26",
    "WTG27",
    "WTG28",
    "WTG29",
    "WTG30",
    "WTG31",
    "WTG32",
    "WTG33",
    "WTG34",
    "WTG35",
    "WTG36",
    "WTG37",
    "WTG38"
   ],
   "w0724": [
    "WTG01",
    "WTG02",
    "WTG03",
    "WTG04",
    "WTG05",
    "WTG06",
    "WTG07",
    "WTG08",
    "WTG09",
    "WTG10",
    "WTG11",
    "WTG12",
    "WTG13",
    "WTG14",
    "WTG15",
    "WTG16",
    "WTG17",
    "WTG19",
    "WTG20",
    "WTG21",
    "WTG22",
    "WTG23",
    "WTG24",
    "WTG25",
    "WTG26",
    "WTG27",
    "WTG28",
    "WTG29",
    "WTG30",
    "WTG31",
    "WTG32",
    "WTG33",
    "WTG34",
    "WTG35",
    "WTG36",
    "WTG37",
    "WTG38"
   ],
   "w0805": [
    "WTG01",
    "WTG02",
    "WTG03",
    "WTG04",
    "WTG05",
    "WTG06",
    "WTG07",
    "WTG08",
    "WTG09",
    "WTG10",
    "WTG11",
    "WTG12",
    "WTG13",
    "WTG14",
    "WTG15",
    "WTG16",
    "WTG17",
    "WTG19",
    "WTG20",
    "WTG21",
    "WTG22",
    "WTG23",
    "WTG24",
    "WTG25",
    "WTG26",
    "WTG27",
    "WTG28",
    "WTG29",
    "WTG30",
    "WTG31",
    "WTG32",
    "WTG33",
    "WTG34",
    "WTG35",
    "WTG36",
    "WTG37",
    "WTG38"
   ],
   "w0811": [
    "WTG01",
    "WTG02",
    "WTG03",
    "WTG04",
    "WTG05",
    "WTG06",
    "WTG07",
    "WTG08",
    "WTG09",
    "WTG10",
    "WTG11",
    "WTG12",
    "WTG13",
    "WTG14",
    "WTG15",
    "WTG16",
    "WTG17",
    "WTG19",
    "WTG21",
    "WTG22",
    "WTG23",
    "WTG24",
    "WTG25",
    "WTG26",
    "WTG27",
    "WTG28",
    "WTG29",
    "WTG30",
    "WTG31",
    "WTG32",
    "WTG33",
    "WTG34",
    "WTG35",
    "WTG36",
    "WTG38"
   ]
  },
  "verified_by": "python scripts/rudong_tcm_oem_scan.py --verify-skeleton-oem"
 }
}