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Pletena richka abo pletenij kanal angl Braided river tip ruslovih procesiv utvorennya merezhi richkovih kanaliv rozdilenih nevelikimi chasto timchasovimi ostrivcyami yaki nazivayutsya pletenimi barami abo v anglijskij movi aits abo eyots Richka Rakaya na pivdennomu ostrovi Novoyi Zelandiyi pletena na bilshij chastini svogo techiyiPleteni potoki yak pravilo zustrichayutsya v richkah z visokim vmistom nanosiv abo yih grubozernististyu a takozh u richkah z krutishimi shilami nizh tipovi richki z pryamim abo zvivistim ruslom Voni pov yazani takozh z richkami z shvidkoyu i chastoyu zminoyu kilkosti vodi sho perenositsya nimi tobto z burhlivimi richkami i z richkami zi slabko ukriplenimi beregami Pleteni kanali zustrichayutsya v riznomanitnih seredovishah po vsomu svitu vklyuchayuchi gravijni girski potoki richki z pishanim ruslom na alyuvialnih viyalah v deltah richok i rivninnih osadonakopichennyah 1 Zmist 1 Opis 2 Formuvannya 3 Prikladi 4 Galereya 5 Div takozh 6 Primitki 7 Literatura 8 PosilannyaOpis red Pletena richka skladayetsya z merezhi mnozhinnih milkovodnih rusel yaki rozhodyatsya i z yednuyutsya navkolo efemernih pletenih bariv Ce nadaye richci vigadlivu shozhist iz perepletenimi pasmami kosi 2 3 Pleteni bari takozh vidomi yak ruslovi peremichki 4 ostrivni rozgaluzhennya 5 abo ostrovi sho zroslisya zazvichaj nestabilni i mozhut buti povnistyu pokriti vodoyu pid chas poveni 3 Protoki ta ruslovi peremichki yak pravilo duzhe ruhlivi pri comu planuvannya richki chasto znachno zminyuyetsya pid chas poveni 6 Koli ostrivci sho rozdilyayut kanali stabilizuyutsya roslinnistyu tak sho voni stayut bilsh postijnimi utvorennyami yih inodi nazivayut ayitami en abo ejotami 7 Pletena richka vidriznyayetsya vid zvivistoyi meandrovoyi richki tim sho ostannya maye yedine zviviste ruslo Vona takozh vidriznyayetsya vid anastomozuyuchoyi richki Anastomozuyuchi richki podibni do pletenih richok tim sho voni skladayutsya z kilkoh perepletenih rusel Prote anastomozuyuchi richki skladayutsya z napivpostijnih rusel yaki rozdileni zaplavoyu a ne ruslami Ci kanali mozhut buti spleteni 3 Formuvannya red nbsp Bila richka v amerikanskomu shtati Vashington transportuye znachnu kilkist vidkladen z lodovika Emmonsa na gori Renye molodogo vulkana shili yakogo shvidko rozmivayutsya Fizichni procesi yaki viznachayut chi bude richka pletenoyu abo zvivistoyu do kincya ne vivcheni 8 9 Odnak isnuye poshirena dumka sho richka staye pletenoyu koli vona nese veliku kilkist nanosiv 2 8 10 Eksperimenti z zholobami svidchat pro te sho richka staye pletenoyu koli dosyagayetsya porogovij riven navantazhennya nanosiv abo pohil rusla U chasovih masshtabah dostatnih dlya evolyuciyi richki postijne zbilshennya nanosiv zbilshuye pohil rusla richki tak sho zmina pohilu ekvivalentna zminam nanosiv za umovi sho kilkist vodi yaku perenosit richka ye bez zmin Eksperimentalno viznacheno sho porogovij pohil stanovit 0 0049 metri metr dlya potoku 0 0042 m s iz pogano vidsortovanim krupnim piskom Bud yakij pohil vishe za cej porig stvoryuvav pletenij potik a bud yakij pohil nizhche za porig stvoryuvav zvivistij potik abo dlya duzhe malogo pohilu pryame ruslo Takozh vazhlivim dlya rozvitku rusla ye spivvidnoshennya zvazhenih nanosiv en zavislih do donnih nanosiv Zbilshennya kilkosti zvazhenih nanosiv dozvolyaye vidklasti dribnodispersnij stijkij do eroziyi material na vnutrishnij storoni krivoyi rusla sho pidkreslyuvalo krivu i v deyakih vipadkah viklikalo zminu profilyu rusla richki z pletenogo na zvivistij 11 Ci eksperimentalni rezultati buli virazheni u formulah yaki pov yazuyut kritichnij pohil rusla dlya utvorennya pletenoyi richki z vitratoyu vodi i rozmirom zerna Chim bilsha vitrata vodi tim menshij neobhidnij kritichnij pohil todi yak pri bilshomu rozmiri zerna neobhidnij bilshij kritichnij pohil Odnak ci procesi dayut lishe nepovnu kartinu 8 a cifrove modelyuvannya staye vse bilsh vazhlivim dlya rozuminnya utvorennya pletenih richok 12 13 Agradaciya chiste vidkladennya nanosiv spriyaye utvorennyu pletenih richok ale ne ye suttyevoyu Napriklad richki Rakajya en i Vayitaki en v Novij Zelandiyi ne piddayutsya agradaciyi cherez vidstup beregovoyi liniyi ale tim ne mensh ye pletenimi richkami Zminna vitrata vodi takozh bula viznachena yak vazhlivij proces v utvorenni pletenih richok 14 ale ce mozhlivo pov yazano nasampered iz tendenciyeyu chastih povenej do zmenshennya beregovoyi roslinnosti ta destabilizaciyi beregiv a ne cherez te sho zminna vitrata vodi ye vazhlivoyu umovoyu formuvannya pletenih richok 15 Modelyuvannya procesiv utvorennya pletenih richok svidchat pro te sho transportuvannya nanosu peremishennya chastinok nanosiv shlyahom perekochuvannya abo saltaciyi vzdovzh dna richki ye suttyevim dlya utvorennya pletenih richok iz chistoyu eroziyeyu vidkladen pri rozgaluzheni rusla ta chistim osadzhennyam pri zlitti Pletinnya dostovirno vidtvoryuyetsya pri modelyuvanni shorazu koli bichne obmezhennya potoku neznachne pri transportuvanni znachnoyi chastini nanosiv Pletinnya ne sposterigayetsya pri modelyuvanni ekstremalnih vipadkiv chistogo rozmivannya koli praktichno ne vidbuvayetsya osadzhennya sho utvoryuye drenazhnu sistemu abo kogezijnih vidkladen bez transportuvannya donnih nanosiv A meandri povnocinno rozvivayutsya lishe todi koli beregi richki dostatno stabilizovani shob obmezhiti bichnij potik 13 Zbilshennya zavislih nanosiv vidnosno donnih dozvolyaye vidkladati tonkodispersnij material stijkij do eroziyi na vnutrishnij storoni krivoyi rusla sho pidkreslyuye krivu a v deyakih vipadkah prizvodit do togo sho richka zminyuyetsya z pletenogo tipu na zvivistij 11 Potik z takimi erozijno stijkimi beregami utvoryuvatime vuzki gliboki zvivisti rusla todi yak potik iz z silno shilnimi do eroziyi beregami utvoryuvatime shiroki negliboki rusla sho zapobigaye spiralnomu potoku vodi neobhidnomu dlya viniknennya zvivistogo rusla i prizvodit do utvorennya pletenih rusel 16 nbsp Vid na richku Brahmaputra z kosmichnogo korablyaPrikladi red nbsp Vid na richku Talyamento z mostu PizanoPleteni richki zustrichayutsya v bagatoh seredovishah ale najbilsh poshireni v shirokih dolinah pov yazanih z girskimi rajonami abo yih peredgir yami 15 abo v rajonah grubozernistih vidkladen i obmezhenogo prorostannya roslinnosti bilya beregiv richok 17 Voni takozh zustrichayutsya na richkovih z perevazhannyam strumkiv alyuvialnih konusah vinosu 18 Shiroki pleteni richkovi sistemi zustrichayutsya na Alyasci Kanadi Pivdennomu ostrovi Novoyi Zelandiyi ta Gimalayah v rajonah yaki mistyat molodi gori sho shvidko rozmivayutsya Velichezna richka Brahmaputra Dzhamuna v Aziyi ye klasichnim prikladom pletenoyi richki 19 Yaskravim prikladom velikogo pletenogo potoku na teritoriyi Spoluchenih Shtativ ye richka Platt en u centralnij i zahidnij chastini shtatu Nebraska 20 Pleteni richki plattovogo tipu harakterizuyutsya velikoyu kilkistyu yazikovih yazikopodibnih barhannih i dyunnih vidkladen 21 Richka Skott na pivdni Alyaski ye tipom pletenih lodovikovih richok sho harakterizuyutsya pozdovzhnimi gravijnimi smugami ta pishanimi linzami sho vidkladayutsya v rozmivah pid chas visokoyi vodi 21 Richka Donyek na Yukoni Kanada ye tipom pletenih richok sho demonstruyut povtoryuvani cikli osadzhennya z bilsh dribnimi vidkladennyami u verhnij chastini kozhnogo ciklu 21 Bizhu Krik u shtati Kolorado ce tip pletenih richok sho harakterizuyutsya sharuvatimi vidkladennyami pisku sho utvoryuyutsya pid chas poveni 21 Chastina nizhnoyi techiyi richki Huanhe KNR nabuvaye pletenoyi formi 22 Konglomerat Sivani pensilvanskij grubij pishanik i konglomerat 23 sho znahoditsya na plato Kamberlend en poblizu Pivdennogo universitetu Sevani Universitet Pivdnya mozhlivo buv vidkladenij starodavnoyu pletenoyu ta zvivistoyu richkoyu yaka kolis isnuvala na shodi Spoluchenih Shtativ 24 Inshi interpretaciyi viniknennya seredovisha vidkladen dlya cogo geologichnogo utvorennya yak priplivnu deltu 25 Talyamento v Italiyi ye prikladom pletenoyi gravijnim ruslom richki 26 P yave takozh v Italiyi ye prikladom richki yaka cherez vtruchannya lyudini perehodit vid pletenoyi do zvivistoyi 27 Richka Vajmakariri v Novij Zelandiyi ye prikladom pletenoyi richki z velikoyu zaplavoyu 28 Galereya red nbsp Richka Vajmakariri z Pivdennimi Alpami na zadnomu plani Kenterberi Nova Zelandiya nbsp Richka Rakaya Pivdennij ostriv Nova Zelandiya nbsp Richka Tanana Ferbenks Alyaska SShA nbsp Richka Toklat nacionalnij park i zapovidnik Denali Alyaska SShA nbsp Medano Krik Nacionalnij park i zapovidnik Veliki pishani dyuni Kolorado SShADiv takozh red Protoka dilyanka richki abo potoku yaka vidgaluzhuyetsya vid golovnogo rusla ta znovu priyednuyetsya do nogo nizhche za techiyeyu Laguna negliboka vodojma vidokremlena vid bilshoyi vodojmi vuzkim relyefom barom kosoyu rifom Milina Bar prirodna zanurena pishana milina yaka pidnimayetsya u vodojmi majzhe do yiyi poverhni Primitki red Bristow C S Best J L 1 sichnya 1993 Braided rivers perspectives and problems Geological Society London Special Publications 75 1 1 11 Bibcode 1993GSLSP 75 1B doi 10 1144 GSL SP 1993 075 01 01 a b Jackson Julia A red 1997 braided stream Glossary of geology vid Fourth Alexandria Viriginia American Geological Institute ISBN 0922152349 a b v Leeder M R 2011 Sedimentology and sedimentary basins from turbulence to tectonics vid 2nd Chichester West Sussex UK Wiley Blackwell s 247 252 ISBN 9781405177832 Jackson 1997 channel bar Jackson 1997 branch island Hickin E Sichingabula H 1988 The geomorphic impact of the catastrophic October 1984 flood on the planform of the Squamish River southwestern British Columbia Canadian Journal of Earth Sciences 25 7 1078 1087 Bibcode 1988CaJES 25 1078H doi 10 1139 e88 105 Allaby Michael 2013 A dictionary of geology and earth sciences vid Fourth Oxford Oxford University Press ISBN 9780199653065 a b v Leeder 2011 s 248 Murray A Brad Paola Chris September 1994 A cellular model of braided rivers Nature 371 6492 54 57 Bibcode 1994Natur 371 54M doi 10 1038 371054a0 Gray D Harding J S 2007 Braided river ecology A literature review of physical habitats and aquatic invertebrate communities Science for Conservation 279 Procitovano 9 travnya 2022 a b Schumm S Kahn H 1972 Experimental Study of Channel Patterns Bulletin of the Geological Society of America 83 6 1755 1770 doi 10 1130 0016 7606 1972 83 1755 esocp 2 0 co 2 Williams Richard D Brasington James Hicks D Murray March 2016 Numerical Modelling of Braided River Morphodynamics Review and Future Challenges Modelling Braided River Morphodynamics Geography Compass 10 3 102 127 doi 10 1111 gec3 12260 a b Murray A Brad Paola Chris September 1994 A cellular model of braided rivers Nature 371 6492 54 57 Bibcode 1994Natur 371 54M doi 10 1038 371054a0 Leopold L B Wolman M G 1957 River channel patterns Braiding meandering and straight U S Geological Survey Professional Papers Professional Paper 282 B 39 85 doi 10 3133 pp282B a b Williams Brasington ta Hicks 2016 s 104 Easterbrook Don J 1999 Surface processes and landforms vid 2nd Upper Saddle River N J Prentice Hall ISBN 978 0138609580 Ashmore P 2013 9 17 Morphology and Dynamics of Braided Rivers Treatise on Geomorphology 289 312 ISBN 9780080885223 doi 10 1016 B978 0 12 374739 6 00242 6 Boggs Sam Jr 2006 Principles of sedimentology and stratigraphy vid 4th Upper Saddle River N J Pearson Prentice Hall s 248 ISBN 0131547283 Catling David 1992 Rice in deep water International Rice Research Institute s 177 ISBN 978 971 22 0005 2 Procitovano 23 kvitnya 2011 Blodgett R H Stanley K O 1980 Stratification Bedforms and Discharge Relations of the Platte Braided River System Nebraska SEPM Journal of Sedimentary Research 50 1 doi 10 1306 212F7987 2B24 11D7 8648000102C1865D a b v g Miall Andrew D May 1977 A review of the braided river depositional environment Earth Science Reviews 13 1 1 62 Bibcode 1977ESRv 13 1M doi 10 1016 0012 8252 77 90055 1 Chien N 1961 The braided stream of the lower Yellow River Scientia Sinica 10 734 754 Fraley 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Bibcode 1999ESPL 24 1135S doi 10 1002 SICI 1096 9837 199911 24 12 lt 1135 AID ESP40 gt 3 0 CO 2 F Reinfelds Ivars Nanson Gerald December 1993 Formation of braided river floodplains Waimakariri River New Zealand Sedimentology 40 6 1113 1127 Bibcode 1993Sedim 40 1113R doi 10 1111 j 1365 3091 1993 tb01382 x Literatura red Hibbert Barry Brown Kerry red 2001 Braided River Field Guide Christchurch N Z Department of Conservation ISBN 9780478221213 Posilannya red nbsp Vikishovishe maye multimedijni dani za temoyu Pletena richka Otrimano z https uk wikipedia org w index php title Pletena richka amp oldid 38233638