Published: 2025-09-22 17:27

JR東日本、横浜線で自動列車運転装置(ATO)

JR東日本は、自動列車運転装置(ATO)を、横浜線 E233一部区間で11月22日初電から順次使用開始する。横浜支社管内ではとなる。

区間京浜東北根岸線神奈川大船間で、横浜線からの直通運転列車のみ車両横浜線 E233(8編成)。

ATOによる運転は、発車時は地上設備から「出発可能」の信号送られ、これを受け乗務員の出発ボタン操作により動き出す。走行時はATOが自動勾配曲線制限速度考慮して最適な加減速を行なう停車時は駅の停止位置向け自動減速正確停止位置把握し、前後数10cm以内の精度停車する。ドアの開閉乗務員操作行なう

使用開始向けて、9月下旬から一部営業列車でATOを使用した走行訓練開始する。

# 言葉 意味
3 じどう (自動) : 1. automatic 2. intransitive verb
3 れっしゃ (列車) : train; railway train
3 しよう (使用) : use; application; employment; utilization; utilisation
3 かいし (開始) : start; commencement; beginning; initiation
2 よこはません (横浜線) : Yokohamasen (unclass)
2 けい (系) : 1. system; lineage; group 2. corollary
2 いちぶ (一部) : 1. one part; one portion; one section; some 2. one copy (e.g. of a document)
2 くかん (区間) : 1. section (of track, etc.); segment; dimension 2. interval
2 よこはま (横浜) : Yokohama (city)
2 じょうむいん (乗務員) : transport staff (driver, conductor, etc.); crew member; crewman
2 そうさ (操作) : 1. operation; management; handling 2. manipulating (to one's benefit); manipulation; influencing
2 そうこう (走行) : 1. running (of a car, bus, etc.); traveling; travelling 2. running (of a program)
2 おこなう (行う) : to perform; to do; to conduct oneself; to carry out
2 ていしゃ (停車) : stopping (of a train, car, etc.); stop
2 ていし (停止) : 1. stoppage; coming to a stop; halt; standstill 2. ceasing (movement, activity, etc.); suspension (of operations); interruption (e.g. of electricity supply); cutting off
2 いち (位置) : place; situation; position; location
2 むける (向ける) : to turn towards; to point
1 ジェイアール (JR) : Japan Railways; JR
1 ひがしにほん (東日本) : eastern Japan; Japan east of the Itoigawa-Shizuoka Tectonic Line, i.e. east of the Chūbu region
1 うんてん (運転) : 1. operation (of a machine, etc.); operating; running; run 2. driving
1 そうち (装置) : 1. equipment; device; installation; apparatus 2. stage setting
1 しょでん (初電) : 1. first train (of the day) 2. first telegram (about a particular topic)
1 じゅんじ (順次) : in order; sequential; seriatim
1 ししゃ (支社) : branch office
1 かんない (管内) : within the jurisdiction of
1 はつ (初) : first; new
1 けいひんとうほく (京浜東北) : Keihintouhoku (unclass)
1 ねぎしせん (根岸線) : Negishisen (unclass)
1 かながわ (神奈川) : Kanagawa (prefecture)
1 おおぶね (大船) : large boat
1 ちょくつううんてん (直通運転) : through train; direct service
1 のみ : only; nothing but
1 しゃりょう (車両) : rolling stock; railroad cars; wheeled vehicles
1 りょう (両) : 1. both (hands, parents, sides, etc.) 2. counter for carriages (e.g. in a train); counter for vehicles
1 へんせい (編成) : composition; formation; organization; organisation; compilation
1 はっしゃ (発車) : departure (of a train, car, etc.); starting; leaving
1 ちじょう (地上) : 1. above ground; surface; overground 2. earth; world
1 せつび (設備) : equipment; facilities; installation; accommodations; conveniences; arrangements
1 かのう (可能) : possible; potential; practicable; feasible
1 しんごう (信号) : 1. signal; signalling; signaling 2. traffic light; traffic signal
1 おくる (送る) : 1. to send (a thing); to dispatch; to despatch; to transmit 2. to take or escort (a person somewhere); to see off (a person)
1 うける (受ける) : 1. to receive; to get 2. to catch (e.g. a ball)
1 うごく (動く) : 1. to move; to stir; to shift; to shake; to swing 2. to operate; to run; to go; to work
1 こうばい (勾配) : 1. slope; incline; gradient; grade; pitch 2. slope (of a linear function)
1 きょくせん (曲線) : curve
1 せいげん (制限) : restriction; restraint; limitation; limit
1 そくど (速度) : 1. speed; velocity; pace; rate 2. velocity
1 こうりょ (考慮) : consideration; taking into account
1 さいてき (最適) : most suitable; optimum; optimal; best
1 げんそく (減速) : deceleration
1 せいかく (正確) : accurate; correct; precise; exact
1 はあく (把握) : grasp; catch; understanding
1 ぜんご (前後) : 1. front and rear; front and back; before and behind; back and forth 2. before and after
1 せいど (精度) : precision; accuracy
1 かいへい (開閉) : opening and shutting; opening and closing
1 げじゅん (下旬) : last third of a month; 21st to the last day of a month
1 えいぎょう (営業) : 1. business; trade; operations 2. sales
1 くんれん (訓練) : training; drill; practice; discipline