{
  "edition": "2026-11-07",
  "id": "doctor-yellow-923",
  "locale": "fil",
  "url": "https://senroam.com/fil/trains/doctor-yellow-923/",
  "name": "923 · Doctor Yellow · T4 / T5",
  "summary": "923 · Doctor Yellow · T4 / T5 · Tren na pang-inspeksiyon. Malapad na dulong hango sa serye 700.",
  "type": "train",
  "questions": [
    {
      "id": "doctor-yellow-923-q1",
      "question": "Pareho bang nagretiro noong Enero 2025 ang dalawang tren ng uri 923?",
      "answer": "Huling tumakbo para sa inspeksiyon ang T4 ng JR Central noong 29 Enero 2025. Ipinagpatuloy ng T5 ng JR West ang inspeksiyon sa Tokyo–Hakata, pati ang bahagi ng Tōkaidō sa silangan ng Shin-Osaka. Batay sa impormasyon noong 7 Nobyembre 2026, plano ng JR West na tapusin ang mga inspeksiyon ng T5 sa Enero 2027.",
      "evidence": [
        {
          "title": "ドクターイエロー（T4編成）部品オークション・車両解説",
          "url": "https://market.jr-central.co.jp/shop/pages/s983_t4auction.aspx",
          "publisher": "JR東海",
          "lang": "ja",
          "date": null,
          "page": null,
          "checked": "2026-11-07"
        },
        {
          "title": "ドクターイエロー（Ｔ４編成）引退に伴うイベント等の実施について",
          "url": "https://jr-central.co.jp/news/release/_pdf/000043982.pdf",
          "publisher": "JR東海",
          "lang": "ja",
          "date": "2024-12-12",
          "page": 1,
          "checked": "2026-11-07"
        },
        {
          "title": "500系新幹線＆「ドクターイエロー」Ｔ５編成の引退について",
          "url": "https://www.westjr.co.jp/press/article/2026/06/22/items/260622_00_press_500kei_dryellow.pdf",
          "publisher": "JR西日本",
          "lang": "ja",
          "date": "2026-06-22",
          "page": 1,
          "checked": "2026-11-07"
        }
      ],
      "sources": [
        "https://market.jr-central.co.jp/shop/pages/s983_t4auction.aspx",
        "https://jr-central.co.jp/news/release/_pdf/000043982.pdf",
        "https://www.westjr.co.jp/press/article/2026/06/22/items/260622_00_press_500kei_dryellow.pdf"
      ]
    },
    {
      "id": "doctor-yellow-923-q2",
      "question": "May iskedyul ba para sa huling inspeksiyon ng T5?",
      "answer": "Ayon sa JR West, hindi ilalabas ang iskedyul ng mga inspeksiyon, pati ang petsa ng huli. Bukod dito ang mga kaganapang may sariling anunsiyo. Enero 2027 ang buwang pinaplano, walang tiyak na araw o estasyong ipinangako.",
      "evidence": [
        {
          "title": "500系新幹線＆「ドクターイエロー」Ｔ５編成の引退について",
          "url": "https://www.westjr.co.jp/press/article/2026/06/22/items/260622_00_press_500kei_dryellow.pdf",
          "publisher": "JR西日本",
          "lang": "ja",
          "date": "2026-06-22",
          "page": 1,
          "checked": "2026-11-07"
        }
      ],
      "sources": [
        "https://www.westjr.co.jp/press/article/2026/06/22/items/260622_00_press_500kei_dryellow.pdf"
      ]
    },
    {
      "id": "doctor-yellow-923-q3",
      "question": "Bakit hawig sa serye 700 ang 923, at ano ang nabago sa ilalim?",
      "answer": "Batayan ng disenyo ang pampasaherong serye 700. Para makapagsukat sa 270 km/h, gumamit ang 923 ng 25 m na bagon sa dalawang bogie para sa pagsukat ng riles. Pinalitan ng laser ang lumang paraang tumutukoy sa paglihis ng riles mula sa aktuwal na posisyon ng tatlong bogie.",
      "evidence": [
        {
          "title": "世界に誇る安全な新幹線を守ってきた「ドクターイエロー」の歩みを振り返る",
          "url": "https://www.tetsudo.com/report/481/",
          "publisher": "鉄道コム（栗原景）",
          "lang": "ja",
          "date": "2025-01-26",
          "page": null,
          "checked": "2026-11-07"
        },
        {
          "title": "ドクターイエロー（T4編成）部品オークション・車両解説",
          "url": "https://market.jr-central.co.jp/shop/pages/s983_t4auction.aspx",
          "publisher": "JR東海",
          "lang": "ja",
          "date": null,
          "page": null,
          "checked": "2026-11-07"
        }
      ],
      "sources": [
        "https://www.tetsudo.com/report/481/",
        "https://market.jr-central.co.jp/shop/pages/s983_t4auction.aspx"
      ]
    },
    {
      "id": "doctor-yellow-923-q4",
      "question": "Para saan ang maliliit na dome sa bubong ng T4?",
      "answer": "Mula sa mga dome ng bagon 3 at 5, nakikita ng mga tauhan ang pagdikit ng pantograpo sa kawad na dinadaluyan ng kuryente. Nagpapadala rin ng larawan ang kamera roon sa silid para sa inspeksiyong elektrikal sa bagon 1. Sa bagon 4, iginuguhit naman sa mga monitor ang heometriya ng riles habang tumatakbo ang tren.",
      "evidence": [
        {
          "title": "ドクターイエロー（T4編成）部品オークション・車両解説",
          "url": "https://market.jr-central.co.jp/shop/pages/s983_t4auction.aspx",
          "publisher": "JR東海",
          "lang": "ja",
          "date": null,
          "page": null,
          "checked": "2026-11-07"
        }
      ],
      "sources": [
        "https://market.jr-central.co.jp/shop/pages/s983_t4auction.aspx"
      ]
    },
    {
      "id": "doctor-yellow-923-q5",
      "question": "Bakit maaaring magkaiba ang plakang nagpapakilala sa gumawa ng T4?",
      "answer": "Tingnan muna kung pang-ilang bagon ito. Ayon sa JR Central, Hitachi ang gumawa ng bagon 1–3 at Nippon Sharyo ng bagon 4–7. Lahat ng pito ay may sarili ring plaka ng JR Central sa labas. Kaya maaaring iisang bagon ang pinagmulan ng larawan ng plaka ng may-ari at ng plaka ng gumawa.",
      "evidence": [
        {
          "title": "ドクターイエロー（T4編成）部品オークション・車両解説",
          "url": "https://market.jr-central.co.jp/shop/pages/s983_t4auction.aspx",
          "publisher": "JR東海",
          "lang": "ja",
          "date": null,
          "page": null,
          "checked": "2026-11-07"
        }
      ],
      "sources": [
        "https://market.jr-central.co.jp/shop/pages/s983_t4auction.aspx"
      ]
    }
  ],
  "sources": [
    {
      "url": "https://jr-central.co.jp/news/release/_pdf/000043982.pdf",
      "checked": "2026-11-07",
      "lang": "ja"
    },
    {
      "url": "https://www.westjr.co.jp/press/article/2026/06/22/items/260622_00_press_500kei_dryellow.pdf",
      "checked": "2026-11-07",
      "lang": "ja"
    },
    {
      "title": "ドクターイエロー（T4編成）部品オークション・車両解説",
      "url": "https://market.jr-central.co.jp/shop/pages/s983_t4auction.aspx",
      "publisher": "JR東海",
      "lang": "ja",
      "date": null,
      "page": null,
      "checked": "2026-11-07"
    },
    {
      "title": "ドクターイエロー（Ｔ４編成）引退に伴うイベント等の実施について",
      "url": "https://jr-central.co.jp/news/release/_pdf/000043982.pdf",
      "publisher": "JR東海",
      "lang": "ja",
      "date": "2024-12-12",
      "page": 1,
      "checked": "2026-11-07"
    },
    {
      "title": "500系新幹線＆「ドクターイエロー」Ｔ５編成の引退について",
      "url": "https://www.westjr.co.jp/press/article/2026/06/22/items/260622_00_press_500kei_dryellow.pdf",
      "publisher": "JR西日本",
      "lang": "ja",
      "date": "2026-06-22",
      "page": 1,
      "checked": "2026-11-07"
    },
    {
      "title": "世界に誇る安全な新幹線を守ってきた「ドクターイエロー」の歩みを振り返る",
      "url": "https://www.tetsudo.com/report/481/",
      "publisher": "鉄道コム（栗原景）",
      "lang": "ja",
      "date": "2025-01-26",
      "page": null,
      "checked": "2026-11-07"
    }
  ],
  "detail": "Tren na pang-inspeksiyon. Malapad na dulong hango sa serye 700.",
  "technical": {
    "record": [
      [
        "923 type · JR West T5",
        "923形 · JR西日本T5編成"
      ],
      [
        [
          "formation",
          "7 cars",
          "7両",
          "t5"
        ],
        [
          "base",
          "700 series",
          "700系",
          "t5"
        ],
        [
          "built",
          "2005",
          "2005",
          "t5"
        ],
        [
          "inspection_speed",
          "270 km/h",
          "270 km/h",
          "t5"
        ]
      ]
    ],
    "sources": {
      "zero": [
        "日本車輌製造",
        "0系新幹線の主要諸元",
        "https://www.n-sharyo.co.jp/museum/tec0/tec0-spec.html",
        null,
        "主要諸元・2両ユニット"
      ],
      "history": [
        "日本車輌製造",
        "新幹線の変遷",
        "https://www.n-sharyo.co.jp/business/tetsudo/shinkansen/tec-mechanism.html",
        null,
        "車体材質・台車・制御装置"
      ],
      "300": [
        "日本車輌製造",
        "300系新幹線",
        "https://www.n-sharyo.co.jp/business/tetsudo/pages/jrc300.htm",
        null,
        "交流電動機・アルミ車体"
      ],
      "500": [
        "日本車輌製造",
        "JR西日本500系新幹線",
        "https://www.n-sharyo.co.jp/business/tetsudo/pages/jrw500.htm",
        null,
        "先頭長15 m・アルミハニカム車体"
      ],
      "700": [
        "日本車輌製造",
        "JR東海700系新幹線",
        "https://www.n-sharyo.co.jp/business/tetsudo/pages/jrc700.htm",
        null,
        "アルミ中空形材・区間別速度"
      ],
      "hitachi": [
        "日立製作所",
        "新型高速新幹線電車",
        "https://www.hitachihyoron.com/jp/pdf/1997/02/1997_02_02.pdf",
        "1997-02",
        "表1・冊子154頁"
      ],
      "n700": [
        "JR東海",
        "N700系・N700A 車両のご案内",
        "https://railway.jr-central.co.jp/train/shinkansen/detail_01_01/index.html",
        null,
        "諸元"
      ],
      "n700early": [
        "日本車輌製造",
        "JR東海N700系新幹線",
        "https://www.n-sharyo.co.jp/business/tetsudo/pages/jrcn700.htm",
        null,
        "開発時の主要諸元"
      ],
      "n700s": [
        "JR東海",
        "N700S 車両のご案内",
        "https://railway.jr-central.co.jp/train/shinkansen/n700s/index.html",
        null,
        "諸元"
      ],
      "sic": [
        "JR東海",
        "N700Sに採用する新技術について",
        "https://jr-central.co.jp/news/release/_pdf/000035165.pdf",
        "2017-09-28",
        "SiC素子駆動システム"
      ],
      "battery": [
        "JR東海",
        "N700S量産車の仕様および投入計画",
        "https://jr-central.co.jp/news/release/_pdf/000039300.pdf",
        "2019-01-25",
        "別紙4・バッテリ自走"
      ],
      "t3": [
        "JR西日本・白山市",
        "トレインパーク白山でのドクターイエロー（T3編成）の車両展示",
        "https://www.westjr.co.jp/press/article/items/250130_00_DoctorYellowT3inHakusantrainpark.pdf",
        "2025-01-30",
        "1頁"
      ],
      "t5": [
        "JR西日本",
        "ワタシたちの解体新書 ドクターイエロー",
        "https://www.jr-odekake.net/navi/the_last_run/project-t5/",
        null,
        "T5編成 基本DATA"
      ],
      "alfa": [
        "JR東日本",
        "JR EAST Technical Review No.65",
        "https://www.jreast.co.jp/development/tech/pdf_65/tech-65-05-15.pdf",
        "2020",
        "冊子9頁・ALFA-X主要諸元"
      ]
    }
  },
  "engineering": {
    "record": {
      "scope": {
        "en": "923 inspection work; T5 identity and JR Central-group track-measurement account",
        "ja": "923形の検測・T5の情報とJR東海グループの軌道検測解説"
      },
      "facts": [
        {
          "label": {
            "en": "Electrical measurements",
            "ja": "電気関係の検測"
          },
          "value": {
            "en": "Overhead equipment, ATC signals and train-radio reception",
            "ja": "架線設備・ATC信号・列車無線受信状態"
          },
          "sources": [
            "west:west-t5"
          ]
        },
        {
          "label": {
            "en": "Track data processing",
            "ja": "軌道データ処理"
          },
          "value": {
            "en": "Underfloor sensors; real-time on-board waveform display",
            "ja": "床下センサー・車上でリアルタイム波形表示"
          },
          "sources": [
            "west:west-trackinspection"
          ]
        },
        {
          "label": {
            "en": "Maintenance handoff",
            "ja": "保線へのデータ受け渡し"
          },
          "value": {
            "en": "Urgent findings relayed immediately; routine data sent by that evening",
            "ja": "緊急情報は即時連絡・検測データは当日夕方に送信"
          },
          "sources": [
            "west:west-trackinspection"
          ]
        }
      ],
      "insights": [
        {
          "title": {
            "en": "A moving measurement laboratory",
            "ja": "走る測定室"
          },
          "text": {
            "en": "The purpose is to turn a high-speed run into maintenance decisions. Sensor readings are processed aboard, and track crews use the results to locate poor geometry and compare conditions before and after work.",
            "ja": "高速走行を保守判断につなぐ車両。センサー値を車上で処理し、保線側では線形の悪い箇所の把握や作業前後の状態確認に使う。"
          },
          "sources": [
            "west:west-trackinspection"
          ]
        }
      ],
      "gaps": [
        "This operational account does not establish sensor sampling rate, resolution or a common traction specification for T4 and T5."
      ]
    },
    "sources": {
      "west:west-t5": {
        "title": "ワタシたちの解体新書 ドクターイエロー",
        "publisher": "JR西日本",
        "url": "https://www.jr-odekake.net/navi/the_last_run/project-t5/",
        "date": null,
        "language": "ja",
        "locator": "T5 basic data and description of measurement targets",
        "checked": "2026-11-07"
      },
      "west:west-trackinspection": {
        "title": "ドクターイエロー｜線路の状態を診る",
        "publisher": "日本機械保線（JR東海グループ）",
        "url": "https://www.nkh-cjrg.co.jp/business/examine/dr-yellow/",
        "date": null,
        "language": "ja",
        "locator": "270km/hの高速走行で検測・ドクターイエロー検測室では",
        "checked": "2026-11-07"
      }
    },
    "checked": "2026-11-07"
  },
  "literature": []
}