COUNTRY SOURCES / VN
Vietnam: drone inspection sources
ベトナム語で WebSearch（例：「EVNNPT flycam kiểm tra đường dây truyền tải」「thiết bị bay không người lái kiểm tra cầu Việt Nam」「flycam kiểm tra đập thủy điện EVN」「UAV kiểm tra lưới điện phân phối EVNSPC」「Nghị định 288/2025 cấp phép bay」「PVN drone kiểm tra nhà máy lọc dầu」「Viettel drone trạm BTS」「Vinacomin UAV mỏ」「flycam kiểm tra ống khói nhiệt điện」など約27回、英語は補助）で探し、全国紙（Nhân Dân、Tuổi Trẻ、Báo Đầu Tư、Báo Đại biểu Nhân dân）、商工省系の業界誌 Tạp chí Công Thương、大学・学術誌、法令解説サイト、大手事業者（EVN 系各社、BSR、Viettel、TEDI）を優先した。送電・配電線の事例が非常に多く（EVNNPT の PTC1〜4 と配電会社）、用途に偏りがある。橋・ダムについては国内の具体的なドローン点検の報道が見つからず、橋は学術論文（抄録）のみ。ダムについては水利科学技術誌の論文が水中 ROV の設計提案でドローンではないため除外した。JICA の森林監視用フライカム手引き（インフラ点検ではない）、EVN 英語サイトの動画ページ（本文にドローンの記述なし）、Tuổi Trẻ 英語版の送電線事故記事（EVNSPC 記事と同じ事故）は対象外とした。測量用途（EVN の新設ルート測量、TEDI）や保守作業（凧の焼却）も含め、caveats に点検ではないことを明記した。
Full text read: 25 · Search snippet only: 1 · Abstract read: 4
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news · 2021-03-17
Quang Ngai Power Transmission: deploying UAVs in line operation and maintenance
A transmission team in mountainous Son Ha, trained by PTC2 (EVNNPT), began using UAVs in early 2021 to inspect 220–500 kV lines, including energized sections. Findings feed repair planning, but drones do not yet fully replace conventional patrols.
- 対象は 220〜500kV 送電線
- 2021年初めに運用開始
⚠ 機体・距離・削減効果の数値なし / 従来巡視の完全代替はまだ目標段階
Why selected: 商工省系業界誌。EVNNPT 現場班の導入事例
article ·
Applying UAVs in transmission line operation
Trade-magazine article on using UAVs in transmission line operation. Only the search-result title was seen.
⚠ 本文未確認
Why selected: 商工省系業界誌。送電・UAV の検索で上位
case_study · 2022-03-18
Effectiveness of flycams in transmission line operation
The Phu Lam team of HCMC Power Transmission (PTC4) describes drone use on about 348 km of 220/500 kV lines. After a lightning fault, two staff checked 16 towers in about two hours and found the flashover point; a routine flight found a broken bracket and cut strands.
- 管理線路 約347.9km（500kV 109.7km、220kV 238.3km）
- 2021年10月20日、2人で鉄塔16基を約2時間で確認
- 鉄塔を登る場合は平均高さ 65m、16人で約2時間と比較
- 2021年8月4日の点検でアルミ素線約10本の切断を発見
⚠ 機体名なし / 比較は現場の自己評価で第三者検証なし
Why selected: 商工省系業界誌。日付・鉄塔番号まで書かれた現場事例
news · 2026-08-28
UAVs begin patrolling the northern power grid
EVNNPC is piloting UAV patrol teams at four provincial power companies. Bac Ninh inspected 197 medium-voltage lines (1,797 km) in about a year, and the company admits many issues remain in safety, data, IT and staffing.
- バクニンの UAV 班は2025年8月発足
- 約1年で中圧線197本、計1,797km を点検
- 110kV 線・中低圧線・110kV 変電所が対象
⚠ ゲアン・フンイエンは機材と訓練の準備中 / 画像解析ツールは未完成 / 欠陥発見数・費用削減の数値なし
Why selected: 全国経済紙。配電会社の UAV 試行の最新状況
case_study · 2024-11-15
Transmission grid management with UAVs and LiDAR
PTC3's technical head explains using DJI Matrice 300 RTK with LiDAR to build 3D line models, automate flights and analyse images with AI, measuring clearances, vegetation and sag. Manual flights had varied image quality and angles depending on pilot skill.
- 管理線路 6,007km、500/220kV 変電所27か所
- 2023年2月にライダー自動飛行を開始
- 国の CORS RTK 網に接続、DJI Terra で3次元化
⚠ 効果の定量値なし（担当者1人の説明） / 自動化側の欠点は書かれていない
Why selected: 商工省系業界誌。機体・手法が具体的
news · 2024-10-15
EVNSPC steps up warnings on drone use near power lines
After a crop-spraying drone tangled in a 110 kV line and cut power to about 76,000 customers, EVNSPC warned the public. It cites the rule banning flights within 100 m of high-voltage lines except authorised maintenance — a reminder of the risks of flying near lines.
- 2024年10月13日、110kV 174 線の鉄塔146〜147間で発生
- 約7万6千需要家が停電、22時41分に全面復旧
- 政令14/2014 で高圧線から 100m 以内の飛行を原則禁止
- 2024年の EVNSPC 管内のドローン起因事故は2件
⚠ 点検用ではなく農業用ドローンの事故
Why selected: 商工省系業界誌。ドローンの危険を示す反例。Tuoi Tre 英語版も報道
case_study · 2022-03-23
A VND 5 billion initiative by young BSR engineers
Two young BSR engineers developed in-house drone inspection of the Dung Quat refinery flare stack (flown at 100–120 m), avoiding outsourced inspections and saving an estimated VND 5 billion a year. It covers coping with flame heat, invisible vibration and radio absorption offshore.
- 外部委託1回（3日間）約 50,958 米ドル、4か月ごとで年約 203,774 米ドル
- 年約50億ドンの節約見込み（試算）
- 1,600万画素・4K 動画、海上では 2.4GHz から 5GHz に切り替え
⚠ 節約額は会社側の試算 / 炎の熱で電子機器が損傷するおそれ / 機体名・飛行時間の記載なし
Why selected: 業界紙。国営製油所の具体的な数字のある事例
article · 2020-05-28
Drones and AI used to survey and analyse solar plant data
Introduces a service combining DJI Matrice 200-series drones with XT2 thermal and RGB cameras and SCADA data to locate solar plant faults with AI, claiming warranty inspections drop from weeks to 1–2 days. No plant is named and accuracy is not verified.
- 赤外線画像 3cm/画素
- 機材一式 約8.5億〜9.5億ドン
- 保証点検 数週間→1〜2日（事業者の主張）
⚠ 宣伝色が強い / 「1,000倍速い」の根拠不明 / 具体的な発電所名・検証結果なし
Why selected: 商工省系業界誌。太陽光点検の国内向け紹介
regulation · 2025-11-11
Flight permit procedure for drones from 5 November 2025
Legal explainer on drone flight permits under Decree 288/2025/ND-CP: apply at least 7 days ahead (12 if airports or routes are affected), with permits within 5 working days of a complete dossier. Pilot licences come in VLOS and BVLOS classes, issued by the Ministry of National Defence.
- 2025年11月5日施行
- A 区分（目視内）0.25〜2kg 未満、B 区分（目視外）2kg 以上、免許有効10年
- 7日前（空港等に影響すれば12日前）までに申請、5営業日で許可
⚠ 政令本文ではなく解説記事 / 許可発行機関の名前は記事に明記なし
Why selected: 国内の主要な法令解説サイト。新政令の手続きを具体的に説明
news · 2022-11-25
PTC1 deploys UAVs in the Northwest
PTC1 began a UAV pilot at its Phu Yen team in the Northwest, visited by EVNNPT leaders. Drones inspect towers, insulators, fittings, conductors, right-of-way and foundations, with AI flagging insulator damage, contamination and rust; the pilot ran about three months to end-January 2023.
- 200人以上を2022年11月14〜19日に訓練
- PTC1 全体で 10,000km 超（220kV 7,568km、500kV 3,050km）
- 実演は 500kV ソンラ–ヴィエットチ–ヒエップホア線の鉄塔176
⚠ 効果の数値なし / 一部の点検は依然として停電が必要
Why selected: 商工省系業界誌。全社展開前の試行記録
case_study · 2020-07-23
EPS successfully applies drone inspection
EPS, the repair arm of EVNGENCO3, uses a confined-space drone for visual inspection inside coal-fired boilers. At Vinh Tan 2 the inspection schedule fell from 14 days (with scaffolding) to 7, and EPS hopes to extend it to chimneys and tanks.
- 2018年から使用
- ボイラー高さ約60m、容積約4万m³
- ビンタン2で点検日程 14日→7日
- モンズオン1、ビンタン4でも実施
⚠ 機体名・費用削減額なし / 自社の説明で第三者検証なし
Why selected: 商工省系業界誌。国内発電所の狭所点検の具体例（VietNamNet も転載）
case_study · 2025-03-04
Viettel BTS digital twins: drone-based 3D tower models
Viettel describes building AI 3D models of BTS towers from drone imagery. An internal late-2024 report claims about 50% savings in time and staff versus manual inspection, with plans to digitise all 60,000 towers.
- 3次元モデルの誤差 1cm 以内
- 時間・人員とも約50%削減（社内報告）
- 鉄塔6万基をデジタル化する計画
⚠ 数値は自社報告 / 全鉄塔のデジタル化は計画段階 / 宣伝記事
Why selected: 国内最大手通信事業者の公式発表
research_paper · 2026-03-10
AI-integrated UAVs for bridge inspection and monitoring in Vietnam
University of Transport and Communications authors argue that, as many Vietnamese bridges age, AI-integrated UAV inspection and lifecycle data management are needed. Only the abstract was read.
⚠ 抄録のみ。具体的な橋・結果は不明
Why selected: 国の科学技術誌。国内の橋梁 UAV 点検を正面から扱う数少ない論文
news · 2018-10-02
PC Quang Tri: technology in grid operation
PC Quang Tri reports nine months of 2018 grid checks with thermal cameras and drones: drones checked over 500 high-risk points and found loose or burnt connections and trees at risk of falling on lines.
- 赤外線カメラで15,264か所を測定し許容温度超過70か所を補修
- SAIDI を約12分改善と推計
- ドローンで500か所以上の危険箇所を確認
⚠ SAIDI 改善は赤外線測定などを含む全体の推計
Why selected: 商工省系業界誌。初期の配電ドローン利用の記録
research_paper · 2026-05-22
A systematic review of maintenance methods for mobile communication towers
Can Tho University authors review 42 studies (2015–2025) on telecom tower maintenance in four groups, including UAV inspection. They see promise in UAV plus AI but flag gaps in datasets, Vietnam's UAV regulation and real deployment. Abstract only.
- 42研究を選定（2015〜2025年）
⚠ 抄録のみ / 国内の実証データではなく文献レビュー
Why selected: 国内の大学紀要。国内の規制面の課題に言及
news · 2026-09-10
Dien Bien Power expands digital technology in grid operation
Dien Bien Power uses flycams for periodic checks of line corridors in mountainous terrain, spotting tree encroachment, abnormal sag and damaged fittings, as one tool alongside thermal cameras, introduced step by step.
⚠ 数値なし / 効果は定性的な説明のみ
Why selected: 業界紙。山岳地方の配電会社の事例
research_paper · 2019-12-31
Research managing exploit activity using unmanned aerial vehicle at Ta Zon mine
VNUHCM researchers flew a Phantom 4 at two dates over an open-pit quarry, built point clouds and DEMs, and measured a block's volume change, presenting it as an early Vietnamese use of drones in mine management. Abstract only.
- 2018年10月と2019年2月に撮影
- 体積変化 21,908 ± 47 m³
⚠ 抄録のみ / 点検というより測量・採掘管理
Why selected: 国家大学の学術誌
research_paper · 2017
Automatic Crack Detection in Built Infrastructure Using Unmanned Aerial Vehicles
VNU-UET researchers propose a two-stage method: a UAV builds a 3D model to plan image waypoints, then stitched images are analysed by histogram similarity to flag cracks. A prototype was evaluated. Abstract only.
- ISARC 2017（台北）pp.823–829
⚠ 抄録のみ / 実施場所はベトナム国内と明記されていない
Why selected: 国内主要大学の研究者による被引用の多い国際会議論文
case_study · 2019-03-25
EVN uses unmanned aircraft for surveying for the first time
EVN and a Defence Ministry mapping company used three UAVs to survey about 492 km of a planned 500 kV route: about 41,000 photos from 73 flights produced orthophotos, DEMs and 1:2,000 maps. This is design-stage surveying, not inspection.
- UAV 3機、73回飛行、約4万1千枚
- 測量区間 491.61km、地形図 113.74km²
- 飛行高度 平均750〜1,350m
⚠ 点検ではなく新設ルートの測量 / 精度の数値なし
Why selected: 商工省系業界誌。EVN の UAV 利用の初期事例
news · 2023-11-29
Using unmanned aircraft in grid operation
Dong Thap Power flies flycams on preset routes over hard-to-reach 110 kV lines — flooded fields and long river crossings — with AI flagging defects. Previously crews checked only 5–6 towers a day on foot and by climbing.
- 従来は1日5〜6基
- 映像を中央サーバーに送り AI で解析
⚠ 効果の定量値なし / 自動飛行の AI ソフトは導入途中
Why selected: 財務省系経済誌。メコンデルタの配電事例
news · 2022-11-14
EVNNPT deputy GM reviews comprehensive UAV use at PTC3
EVNNPT ran UAV pilots at four transmission companies; PTC3 chose three teams in different terrain. Uses include thermal checks on towers over 60 m and removing kites and nests. Limits are listed: collisions, loss of control in strong magnetic fields, rain, wind and fog, and obstacle sensors that work poorly near conductors.
- PTC1〜PTC4 の4社で試行
- 評価は2023年1月の試行終了時
⚠ 強い磁界で制御を失うおそれ / 雨・強風・霧では飛べない / 電線付近では障害物センサーが効きにくい / 大量の画像の整理に時間がかかる
Why selected: 経済紙。限界を具体的に書いた数少ない記事
news · 2019-05-01
Using unmanned aircraft to inspect 220 kV and 500 kV lines
PTC2 is researching and testing drones for inspecting 220/500 kV lines in hills, rivers and flood-isolated sections, including burning off a kite string on a live 500 kV line. Still at trial stage with no reported results.
⚠ 試験段階で成果の数値なし / 機体名なし
Why selected: 国営通信社 TTXVN 系の配信を業界誌が転載
news · 2024-08-26
Van Giang Power (Hung Yen) applies remote-controlled aircraft in grid operation
Van Giang Power's innovation team uses a drone with a flame unit to burn kites and wasp nests off lines, work that used to need two or more workers and a crane truck and sometimes a full feeder outage. It is a maintenance rather than inspection use.
- 従来は最低2人＋クレーン車1台
⚠ 点検ではなく保守作業 / 効果は定量化されていない / 火災リスク対策の記載なし
Why selected: 国会機関紙。地方配電会社の現場改善
case_study · 2025-04-10
PTC1: UAVs and LiDAR in line operation
PTC1's Hoa Binh unit builds 3D models of towers and lines with LiDAR, flags clearance violations with coordinates, measures sag and generates automatic flight paths; a UAV also pulled pilot lines to string a 500 kV conductor.
- 測定誤差 0.05m 未満
- 2025年3月時点で5班の計画飛行量100%
- 2mm→10mm→ロープ→本線の順に延線
⚠ 定量的な効果なし / 延線は1径間のみ
Why selected: 商工省系業界誌の特集
case_study · 2023-10-05
Eastern Transmission 1 completes automated flight paths
PTC4's Eastern Transmission 1 built automated flight paths for 220/500 kV lines with DJI Matrice 300 RTK and Phantom 4 RTK, photographing insulators, joints, ground wires and fibre. Flight approval came from the Defence Ministry's operations department.
- 対象 1,684km
- UAV 操縦資格者11人、自動ルート作成の上級訓練20人
- 2023年6〜8月に作業
⚠ 精度・効果の数値なし / 全区間を飛んだかは不明
Why selected: 商工省系業界誌。許可手続きまで書かれた事例
case_study · 2024-06-26
Binh Thuan Transmission optimises grid operation with LiDAR
Binh Thuan Transmission (PTC3) combines UAVs and LiDAR on about 619 km of 220/500 kV lines to build 3D models and automatic patrol routes; after one site flight, routes are edited remotely. Automatic sag measurement is still planned.
- 対象約619km
- RTK は CORS 網経由
⚠ 費用・時間削減の数値なし / 一部機能は計画段階
Why selected: 商工省系業界誌
article · 2022-08-15
Application of UAV and LiDAR technology in topographic survey for 3D design using BIM model
TEDI, a major Vietnamese transport design consultancy, describes using UAVs for topographic survey since 2016 and adding LiDAR for BIM design, listing many expressway and railway projects. This is pre-design survey rather than inspection.
- 2016年から UAV 測量
- Phantom 3/4 Pro、Phantom 4 RTK を使用
⚠ 点検ではなく測量 / 精度・費用の数値なし / 自社の宣伝記事
Why selected: 国内の主要交通設計会社の公式記事
news · 2026-04-14
PTC1 modernises grid operation with UAVs
PTC1 reports automated UAV flights at all 46 line-maintenance teams. LiDAR 3D modelling is in place at some units; thermal cameras, automated inspection, self-charging and onboard AI are future plans.
- 管理線路 14,000km 超
- 46保守班すべてで自動飛行
⚠ 効果の数値なし / 自動充電・AI は計画段階
Why selected: 商工省系業界誌。2022年の試行からの進展が分かる
article · 2025-12-22
Overview of Vietnam's unmanned aircraft industry
Hue University of Economics authors review Vietnam's drone industry — technology, supply chain, uses and policy — citing power line and bridge inspection, Decree 288/2025 and the 2025 decision naming UAVs a strategic technology, and noting dependence on foreign core components.
- 政令288/2025 は2025年11月5日施行
- 首相決定1131/QĐ-TTg（2025年6月）で無人機を国家戦略技術に
- 2027年までに中核技術の国産化率60〜70%が目標
⚠ 学術研究が少なく報道や企業資料に依拠 / 点検の具体例は少ない
Why selected: 財務省系研究誌。国内の制度と産業の全体像
news · 2023-11-26
EVNNPT seizes the moment for a digital transformation breakthrough
National daily on EVNNPT's digital transformation: drones with AI image analysis inspect lines, detect hot spots and dirty insulators early, and reduce tower climbing in hot weather. No drone counts or results are given.
- 500/220kV 変電所160か所（86%）を計算機制御に（ドローン以外）
⚠ ドローン固有の数値なし
Why selected: 共産党機関紙・全国紙