flywheel

English

Etymology

From fly +‎ wheel.

Pronunciation

• Audio (US):

  (file)

Noun

flywheel (plural flywheels)

1. (mechanical engineering) A rotating mass used to maintain the speed of a machine within certain limits while the machine receives or releases energy at a varying rate, or as a form of energy storage.
   • 1959 March, “The 2,500 h.p. electric locomotives for the Kent Coast electrification”, in Trains Illustrated, page 123:

     As on Nos. 20001-3, the motor and generator armature shafts of the new locomotive each carry a heavy flywheel to provide kinetic energy and help maintain the speed of the motor-generator set during interruptions of supply, as at breaks in the continuity of the conductor rail.

Hypernyms

• wheel

Hyponyms

• reaction wheel

Translations

rotating mass

• Arabic: حَدَّافَة f (ḥaddāfa)
• Armenian: թափանիվ (hy) (tʻapʻaniv)
• Azerbaijani: nazimçarx
• Belarusian: махаві́к m (maxavík), ма́хавае ко́ла n (máxavaje kóla)
• Bulgarian: махови́к m (mahovík)
• Catalan: volant d'inèrcia m
• Chinese:

  Mandarin: 飛輪 / 飞轮 (zh) (fēilún)

• Czech: setrvačník (cs) m
• Danish: svinghjul n
• Dutch: vliegwiel (nl) n
• Estonian: hooratas
• Finnish: vauhtipyörä (fi), tasauspyörä, vastuspyörä
• French: volant (fr) m, volant d’inertie (fr)
• Galician: volante de inercia m
• Georgian: მქნევარა (mknevara)
• German: Schwungrad n
• Greek: βολάν (el) n (volán)
• Hindi: गतिपालक चक्र m (gatipālak cakra)
• Hungarian: lendkerék (hu)
• Icelandic: svinghjól n
• Ido: flugroto (io)
• Indonesian: roda gila (id)
• Italian: volano (it) m
• Japanese: フライホイール (furaihoīru), 弾み車 (はずみぐるま, hazumiguruma), 勢車 (せいしゃ, seisha, はずみぐるま, hazumiguruma)
• Kazakh: маховик (maxovik)
• Korean: 플라이휠 (peullaihwil)
• Kyrgyz: маховик (mahovik)
• Latvian: spararats m
• Lithuanian: smagratis (lt) m
• Macedonian: замаец m (zamaec)
• Maori: tōhito
• Norwegian:

  Bokmål: svinghjul (no) n

  Nynorsk: svinghjul n

• Persian: چرخ لنگر (čarx-e langar)
• Polish: koło zamachowe n, koło rozpędowe n
• Portuguese: volante (pt) m
• Romanian: volant (ro) m
• Russian: махови́к (ru) m (maxovík), махово́е колесо́ n (maxovóje kolesó)
• Serbo-Croatian:

  Cyrillic: за́машња̄к m

  Roman: zámašnjāk (sh) m

• Slovak: zotrvačník m
• Slovene: vztrajnik m
• Spanish: volante (es) m, volante inercial m
• Swedish: svänghjul (sv) n
• Tagalog: iikot
• Thai: ล้อตุนกำลัง (lɔ́ɔ-dtun-gam-lang)
• Turkish: volan (tr)
• Ukrainian: махови́к m (maxovýk), ма́хове ко́лесо n (máxove kóleso)
• Uzbek: maxovik (uz)
• Vietnamese: bánh đà

See also

• angular momentum

References

• flywheel on Wikipedia.Wikipedia