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Hvili Ro ssbi angl Rossby waves abo planeta rni hvi li angl planetary waves nizkochastotni perevazhno gorizontalni hvilepodibni ruhi sho utvoryuyutsya v atmosferah planet ta v okeanah u pomirnih shirotah obumovleni obertannyam ta sferichnistyu planeti Proyavlyayutsya u viglyadi ruhomih sistem techij Nazvani imenem shvedskogo geofizika K G Rossbi 1898 1957 yakij viyaviv ci hvili v atmosferi Zemli Ci hvili grayut istotnu rol u perenesenni tepla vid ekvatorialnih do polyarnih oblastej Zemli source source source source source source Peremishennya polyarnoyi strumenevoyi techiyi v atmosferi Zemli Najshvidshi vitri vidileni chervonim koloromV atmosferiAtmosferni hvili Rossbi ce gigantski vigini trayektorij visotnih vitriv yaki roblyat znachnij vpliv na pogodu Ci hvili asociyuyutsya iz zonami tisku j visotnimi strumenevimi techiyami berut uchast u formuvanni cikloniv anticikloniv Fazova shvidkist zemnih hvil Rossbi zavzhdi spryamovana na zahid pri comu grupova shvidkist pov yazana iz peremishennyam energiyi mozhe mati bud yakij napryam Atmosferni hvili Rossbi vinikayut vnaslidok zsuvu vihrovih potokiv cherez neodnakovij vpliv sil Koriolisa na riznih shirotah Hvili buli vpershe viyavleni v atmosferi Zemli u 1939 roci Karlom Gustavom Rossbi yakij u podalshomu nadav poyasnennya prichin yih ruhu V okeaniOkeanichni hvili Rossbi ruhayutsya uzdovzh poverhni termoklinu yaka ye mezheyu mizh teplim verhnim sharom okeanu j nizhnoyu holodnoyu jogo chastinoyu Voni mayut nevisoku amplitudu vid dekilkoh santimetriv na poverhni do metriv na termoklini za duzhe velikoyi dovzhini hvili poryadku soten kilometriv Okremi hvili mozhut isnuvati dekilka misyaciv abo navit rokiv peretinayuchi za cej chas Tihij okean Okeanichni hvili Rossbi otrimuyut priskorennya vid tisku vitru u poverhnevomu shari okeanu i yak vvazhayut berut uchast u klimatichnih zminah za rahunok vzayemodiyi vitru j plavuchosti Yak tak i hvili viklikayut timchasovi zmini visoti poverhni morya hocha dovzhini hvil bulo skladno viznachiti do poyavi suputnikovoyi altimetriyi Baroklinovi hvili takozh generuyut znachni zmishennya okeanichnogo sharu skachka chasto na desyatki metriv Sposterezhennya suputnika NASA CHES pidtverdili isnuvannya okeanichnih hvil Rossbi Suputnikovi sposterezhennya pokazali peremishennya hvil Rossbi u vsih okeanichnih basejnah zokrema v nizkih i serednih shirotah Hvili Rossbi buli zaproponovani yak vazhlivij mehanizm dlya vrahuvannya nagrivannya okeanu na poverhni Yevropi sputnika Yupitera Hvili Rossbi v astrofiziciNestabilnist hvil Rossbi zafiksovana na astrofizichnih ob yektah napriklad navkolo novoutvoryuvanih zirok Div takozhTermoklin en PrimitkiRelation between variations in the intensity of the zonal circulation of the atmosphere and the displacements of the semi permanent centers of action Journal of Marine Research 2 38 55 doi 10 1357 002224039806649023 Mechanics of continua and wave dynamics Springer Series on Wave Phenomena Vol 1 1985 Bibcode 1985SSWP 1 B PDF Science 272 234 238 Bibcode 1996Sci 272 234C doi 10 1126 science 272 5259 234 Arhiv originalu PDF za 4 bereznya 2016 Procitovano 17 serpnya 2016 Instability of plane parallel shear flow toward a mechanistic picture of how it works Pure and Applied Geophysics PAGEOPH 126 103 121 Bibcode 1988PApGe 126 103L doi 10 1007 BF00876917 Holton James R 2004 Dynamic Meteorology Elsevier s 347 ISBN 0 12 354015 1 Lovelace R V E Li H Colgate S A amp Nelson A F 1999 Rossby Wave Instability of Keplerian Accretion Disks ApJ 513 805 810 https arxiv org abs astro ph 9809321 20 travnya 2018 u Wayback Machine Li H Finn J M Lovelace R V E amp Colgate S A 2000 Rossby Wave Instability of Thin Accretion Disks II Detailed Linear Theory ApJ 533 1023 1034 https arxiv org abs astro ph 9907279 20 travnya 2018 u Wayback Machine PosilannyaRossby wave instability in astrophysical discs Fluid Dynamics Research 46 041401 arXiv 1312 4572 Bibcode 2014FlDyR 46d1401L doi 10 1088 0169 5983 46 4 041401
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