Iwe Aerodynamics
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Iwe Aerodynamics

Iwe Aerodynamics

Awį»n ifosiwewe ti o į¹£e pataki julį» ti o ni ipa idena afįŗ¹fįŗ¹ ti į»kį»

Iduro atįŗ¹gun kekere n į¹£e iranlį»wį» lati dinku agbara epo. Sibįŗ¹sibįŗ¹, ni iyi yii, yara nla wa fun idagbasoke. Ti, dajudaju, awį»n amoye aerodynamics gba pįŗ¹lu ero ti awį»n apįŗ¹įŗ¹rįŗ¹.

"Aerodynamics fun Awį»n Ti Ko Le į¹¢e Awį»n Alupupu." Awį»n į»rį» wį»nyi ni Enzo Ferrari sį» ni awį»n į»gį»ta į»dun ati į¹£e afihan ihuwasi ti į»pį»lį»pį» awį»n apįŗ¹įŗ¹rįŗ¹ ti akoko si įŗ¹gbįŗ¹ imį»-įŗ¹rį» ti į»kį» ayį»kįŗ¹lįŗ¹ yii. Sibįŗ¹sibįŗ¹, o jįŗ¹ į»dun mįŗ¹wa lįŗ¹hinna lįŗ¹hinna idaamu epo akį»kį», eyiti o į¹£e pataki yipada gbogbo eto iye wį»n. Awį»n akoko nigbati gbogbo awį»n ipa ti resistance lakoko iį¹£ipopada į»kį» ayį»kįŗ¹lįŗ¹, ati paapaa awį»n ti o dide nigbati o ba kį»ja nipasįŗ¹ awį»n fįŗ¹lįŗ¹fįŗ¹lįŗ¹ afįŗ¹fįŗ¹, bori nipasįŗ¹ awį»n solusan imį»-jinlįŗ¹ gbooro, gįŗ¹gįŗ¹bi jijįŗ¹ gbigbepo ati agbara awį»n įŗ¹rį», laibikita iye epo ti wį»n run, wį»n lį», ati awį»n įŗ¹lįŗ¹rį» bįŗ¹rįŗ¹ lati wo awį»n į»na ti o munadoko diįŗ¹ sii lati į¹£aį¹£eyį»ri awį»n ibi-afįŗ¹de rįŗ¹.

Ni akoko yii, ifosiwewe imį»-įŗ¹rį» ti aerodynamics ni a bo pįŗ¹lu fįŗ¹lįŗ¹fįŗ¹lįŗ¹ ti o nipį»n ti eruku igbagbe, į¹£ugbį»n fun awį»n apįŗ¹įŗ¹rįŗ¹ eyi kii į¹£e awį»n iroyin. Itan-akį»į»lįŗ¹ ti imį»-įŗ¹rį» fihan pe paapaa ni awį»n į»dun 77, awį»n eniyan ti o ti ni ilį»siwaju ati ti ara įŗ¹ni, bii German Edmund Rumpler ati Hungarian Paul Jarai (įŗ¹niti o į¹£įŗ¹da aami Tatra TXNUMX), į¹£e awį»n ipele į¹£iį¹£an į¹£iį¹£an ati fi ipilįŗ¹ fun į»na aerodynamic si apįŗ¹rįŗ¹ į»kį» ayį»kįŗ¹lįŗ¹. Wį»n tįŗ¹le wį»n nipasįŗ¹ igbi omi keji ti awį»n ogbontarigi aerodynamics bii Baron Reinhard von Kƶnich-Faxenfeld ati Wunibald Kam, ti o į¹£e agbekalįŗ¹ awį»n imį»ran wį»n ni awį»n XNUMXs.

O han gbangba fun gbogbo eniyan pe pįŗ¹lu iyara ti o pį» si wa opin, loke eyiti resistance afįŗ¹fįŗ¹ di ifosiwewe pataki fun wiwakį» į»kį» ayį»kįŗ¹lįŗ¹ kan. į¹¢iį¹£įŗ¹da awį»n apįŗ¹rįŗ¹ iį¹£apeye aerodynamic le Titari opin yii ni riro ati pe o į¹£afihan nipasįŗ¹ ohun ti a pe ni ifosiwewe sisan Cx, niwį»n bi iye kan ti 1,05 ni cube kan ti a yipada ni papįŗ¹ndikula si į¹£iį¹£an afįŗ¹fįŗ¹ (ti o ba ti yiyi awį»n iwį»n 45 lįŗ¹gbįŗ¹įŗ¹ ipo rįŗ¹, ki į»na oke. eti dinku si 0,80). Sibįŗ¹sibįŗ¹, olĆ¹sį»dipĆŗpį» yii jįŗ¹ apakan kan nikan ti idogba resistance afįŗ¹fįŗ¹ - o gbį»dį» į¹£afikun iwį»n agbegbe iwaju ti į»kį» ayį»kįŗ¹lįŗ¹ (A) gįŗ¹gįŗ¹bi eroja pataki. Ni igba akį»kį» ti awį»n iį¹£įŗ¹-į¹£iį¹£e ti aerodynamicists ni lati į¹£įŗ¹da mimį», aerodynamically daradara roboto (okunfa ti eyi ti, bi a ti yoo ri, pupo ninu į»kį» ayį»kįŗ¹lįŗ¹ kan), eyi ti o nipari nyorisi si kekere sisan olĆ¹sį»dipĆŗpį». Wiwį»n igbehin nilo oju eefin afįŗ¹fįŗ¹, eyiti o jįŗ¹ gbowolori ati eto eka pupį» - apįŗ¹įŗ¹rįŗ¹ ti eyi ni oju eefin ti a fun ni aį¹£įŗ¹ ni į»dun 2009. BMW, eyiti o jįŗ¹ ile-iį¹£įŗ¹ 170 milionu awį»n owo ilįŗ¹ yuroopu. įŗøya pataki ti o į¹£e pataki julį» ninu rįŗ¹ kii į¹£e afįŗ¹fįŗ¹ nla kan, eyiti o nlo ina mį»namį»na pupį» ti o nilo ile-iį¹£įŗ¹ įŗ¹rį» oluyipada lį»tį», į¹£ugbį»n iduro rola deede ti o į¹£e iwį»n gbogbo awį»n ipa ati awį»n akoko ti į»kį» ofurufu ti afįŗ¹fįŗ¹ n į¹£iį¹£įŗ¹ lori į»kį» ayį»kįŗ¹lįŗ¹ kan. Iį¹£įŗ¹-į¹£iį¹£e rįŗ¹ ni lati į¹£e iį¹£iro gbogbo ibaraenisepo ti į»kį» ayį»kįŗ¹lįŗ¹ pįŗ¹lu į¹£iį¹£an afįŗ¹fįŗ¹ ati iranlį»wį» awį»n alamį»ja lati į¹£e iwadi gbogbo awį»n alaye ati yi pada ki o jįŗ¹ ki o munadoko nikan ni į¹£iį¹£an afįŗ¹fįŗ¹, į¹£ugbį»n tun ni ibamu pįŗ¹lu awį»n ifįŗ¹ ti awį»n apįŗ¹įŗ¹rįŗ¹. . Ni ipilįŗ¹, awį»n paati fa akį»kį» ti awį»n alabapade į»kį» ayį»kįŗ¹lįŗ¹ kan wa lati nigbati afįŗ¹fįŗ¹ ti o wa niwaju rįŗ¹ rį»pį» ati awį»n iį¹£ipopada, ati - pataki pupį» - lati rudurudu lile lįŗ¹hin rįŗ¹ ni įŗ¹hin. Agbegbe titįŗ¹ kekere kan wa ti o duro lati fa į»kį» ayį»kįŗ¹lįŗ¹ naa, eyiti o jįŗ¹ idapį» pįŗ¹lu ipa vortex ti o lagbara, eyiti awį»n aerodynamicists tun pe ni ā€œimurara ti o kuā€. Fun awį»n idi į»gbį»n, lįŗ¹hin awį»n awoį¹£e kįŗ¹kįŗ¹-įŗ¹rĆ¹ ibudo, ipele igbale jįŗ¹ ti o ga julį», nitori abajade eyiti iye iwį»n lilo bajįŗ¹.

Awį»n ifosiwewe fifa aerodynamic

Awį»n igbehin da ko nikan lori awį»n okunfa gįŗ¹gįŗ¹bi awį»n ƬwĆ² apįŗ¹rįŗ¹ ti awį»n į»kį» ayį»kįŗ¹lįŗ¹, sugbon tun lori kan pato awį»n įŗ¹ya ara ati roboto. Ni iį¹£e, apįŗ¹rįŗ¹ gbogbogbo ati awį»n ipin ti awį»n į»kį» ayį»kįŗ¹lįŗ¹ ode oni į¹£e iroyin fun 40 ida į»gį»run ti lapapį» air resistance, idamįŗ¹rin eyiti o jįŗ¹ ipinnu nipasįŗ¹ eto dada ohun ati awį»n įŗ¹ya bii awį»n digi, awį»n ina, awo iwe-aį¹£įŗ¹, ati eriali. 10% ti air resistance jįŗ¹ nitori sisan nipasįŗ¹ awį»n vents si awį»n idaduro, engine ati gbigbe. 20% jįŗ¹ abajade ti vortex ni į»pį»lį»pį» awį»n ipilįŗ¹ ilįŗ¹ ati awį»n apįŗ¹rįŗ¹ idadoro, iyįŗ¹n ni, ohun gbogbo ti o į¹£įŗ¹lįŗ¹ labįŗ¹ į»kį» ayį»kįŗ¹lįŗ¹ naa. Ati ohun ti o jįŗ¹ julį» awon - 30% ti air resistance jįŗ¹ nitori awį»n vortices da ni ayika awį»n kįŗ¹kįŗ¹ ati awį»n iyįŗ¹. Ifihan iį¹£e iį¹£e ti iį¹£įŗ¹lįŗ¹ yii fihan ni kedere - oį¹£uwį»n sisan lati 0,28 fun į»kį» kan lį» silįŗ¹ si 0,18 nigbati awį»n kįŗ¹kįŗ¹ ba yį»kuro ati awį»n atįŗ¹gun fender ti wa ni pipade. Kii į¹£e lasan pe gbogbo awį»n į»kį» ayį»kįŗ¹lįŗ¹ ti o ni iyalįŗ¹nu kekere - gįŗ¹gįŗ¹bi Ijinlįŗ¹ akį»kį» ti Honda ati į»kį» ayį»kįŗ¹lįŗ¹ ina GM EV1 - ni awį»n abį» įŗ¹hin ti o farapamį». Apįŗ¹rįŗ¹ aerodynamic gbogbogbo ati opin iwaju pipade, nitori otitį» pe į»kį» ina mį»namį»na ko nilo afįŗ¹fįŗ¹ itutu agbaiye pupį», gba awį»n apįŗ¹įŗ¹rįŗ¹ GM laaye lati į¹£e agbekalįŗ¹ awoį¹£e EV1 pįŗ¹lu ipin sisan ti o kan 0,195. Awoį¹£e Tesla 3 ni Cx 0,21. Lati din awį»n vorticity ti awį»n kįŗ¹kįŗ¹ ni awį»n į»kį» pįŗ¹lu ti abįŗ¹nu ijona enjini, ti a npe ni. "Awį»n aį¹£į»-ikele afįŗ¹fįŗ¹" ni irisi į¹£iį¹£an afįŗ¹fįŗ¹ inaro tinrin ti a į¹£e itį»sį»na lati Å”iÅ”i ni iwaju bompa, fifun ni ayika awį»n kįŗ¹kįŗ¹ ati imuduro awį»n vortices, sisan si engine ti wa ni opin nipasįŗ¹ awį»n titiipa aerodynamic, ati isalįŗ¹ ti wa ni pipade patapata.

Isalįŗ¹ awį»n iye ti awį»n ipa ti wį»n nipasįŗ¹ iduro rola, Cx kere ju. Nigbagbogbo a wį»n ni iyara ti 140 km / h - iye kan ti 0,30, fun apįŗ¹įŗ¹rįŗ¹, tumį» si pe 30 ogorun ti afįŗ¹fįŗ¹ ti į»kį» ayį»kįŗ¹lįŗ¹ kan gba ni iyara si iyara rįŗ¹. Ni iwaju, kika rįŗ¹ nilo ilana ti o rį»run pupį» - fun eyi, awį»n itį»ka ita ti į»kį» ayį»kįŗ¹lįŗ¹ ni a į¹£e ilana pįŗ¹lu laser nigba wiwo lati iwaju ati agbegbe ti o paade ni awį»n mita mita ni iį¹£iro. Lįŗ¹hinna o jįŗ¹ isodipupo nipasįŗ¹ ifosiwewe sisan lati gba lapapį» resistance afįŗ¹fįŗ¹ ti į»kį» ayį»kįŗ¹lįŗ¹ ni awį»n mita onigun mįŗ¹rin.

Pada si itį»ka itan-akį»į»lįŗ¹ ti alaye aerodynamic wa, a rii pe įŗ¹da ti iwį»n wiwį»n iwį»n lilo idana (NEFZ) ni 1996 gangan į¹£e ipa odi ninu itankalįŗ¹ aerodynamic ti awį»n į»kį» ayį»kįŗ¹lįŗ¹ (eyiti o ni ilį»siwaju pataki ni 7s). ) nitori ifosiwewe aerodynamic ni ipa diįŗ¹ nitori akoko kukuru ti iį¹£ipopada iyara-giga. Laibikita idinku ninu olusį»dipĆŗpį» agbara ni awį»n į»dun, ilosoke ninu awį»n iwį»n ti awį»n į»kį» ayį»kįŗ¹lįŗ¹ ti kilasi kį»į»kan yori si ilosoke ninu agbegbe iwaju ati, nitori naa, si ilosoke ninu resistance afįŗ¹fįŗ¹. Awį»n į»kį» ayį»kįŗ¹lįŗ¹ bii VW Golf, Opel The Astra ati BMW 90 Series ni resistance afįŗ¹fįŗ¹ ti o ga julį» ju awį»n ti į¹£aju wį»n lį» ni awį»n į»dun 90. Aį¹£a yii jįŗ¹ irį»run nipasįŗ¹ awį»n awoį¹£e SUV ti o yanilenu pįŗ¹lu agbegbe iwaju nla wį»n ati isį»dį»tun ibajįŗ¹. Iru į»kį» yii ni a ti į¹£ofintoto nipataki fun iwuwo giga rįŗ¹, į¹£ugbį»n ni iį¹£e ifosiwewe yii dinku pataki ibatan pįŗ¹lu iyara ti o pį» si - lakoko iwakį» ni ita ilu ni iyara ti o to 50 km / h, ipin ti resistance afįŗ¹fįŗ¹ jįŗ¹ nipa 80 ogorun, ni awį»n iyara opopona o pį» si XNUMX ogorun lati lapapį» resistance ti į»kį» ayį»kįŗ¹lįŗ¹ dojukį».

įŗørį» atįŗ¹gun

Apeere miiran ti ipa ti resistance afįŗ¹fįŗ¹ ni iį¹£įŗ¹ į»kį» jįŗ¹ awoį¹£e Smart City aį¹£oju kan. Ibujoko meji le jįŗ¹ alarinrin ati nimble lori awį»n opopona ilu, į¹£ugbį»n kukuru rįŗ¹ ati iį¹£įŗ¹ į¹£iį¹£e ti iwį»n jįŗ¹ ailagbara pupį» lati oju oju afįŗ¹fįŗ¹. Lodi si įŗ¹hin iwuwo kekere, resistance afįŗ¹fįŗ¹ di įŗ¹ya pataki ti o pį» si, ati pįŗ¹lu Smart o bįŗ¹rįŗ¹ lati ni ipa to lagbara ni awį»n iyara ti 50 km / h. Kii į¹£e iyalįŗ¹nu pe laibikita apįŗ¹rįŗ¹ iwuwo fįŗ¹įŗ¹rįŗ¹, ko gbe soke si awį»n ireti. ti a jo kekere iye owo.

Bibįŗ¹įŗ¹kį», laibikita awį»n ailagbara Smart, ihuwasi ti ile-iį¹£įŗ¹ obi Mercedes si aerodynamics jįŗ¹ apįŗ¹įŗ¹rįŗ¹ ti į»na, deede ati į»na į¹£iį¹£e į¹£iį¹£e si ilana ti į¹£iį¹£įŗ¹da awį»n apįŗ¹rįŗ¹ iyalįŗ¹nu. O le į¹£e ariyanjiyan pe awį»n abajade ti idoko-owo ni awį»n oju eefin afįŗ¹fįŗ¹ ati iį¹£įŗ¹ lile ni agbegbe yii jįŗ¹ akiyesi paapaa ni ile-iį¹£įŗ¹ yii. Apeere pataki kan ti ipa ti ilana yii ni otitį» pe S-Class lį»wį»lį»wį» (Cx 0,24) ni o ni aabo afįŗ¹fįŗ¹ ti o kere ju Golf VII (0,28). Ninu wiwa fun aaye inu ilohunsoke diįŗ¹ sii, apįŗ¹rįŗ¹ ti awoį¹£e iwapį» ti gba agbegbe iwaju iwaju ti o tobi pupį», ati pe olusį»dipĆŗpį» į¹£iį¹£an buru ju ti kilasi S nitori gigun kukuru rįŗ¹, eyiti ko gba laaye fun awį»n oju-į»na į¹£iį¹£an ati pupį». siwaju sii. - tįŗ¹lįŗ¹ nitori iyipada didasilįŗ¹ lati įŗ¹hin, idasi si dida awį»n vortices. Sibįŗ¹sibįŗ¹, VW jįŗ¹ idaniloju pe Golfu iran ti nbį» yoo ni aabo afįŗ¹fįŗ¹ ti o dinku pupį» ati ki o dinku ati į¹£iį¹£an. Idiwį»n agbara idana ti o kere julį» ti 0,22 fun į»kį» ICE jįŗ¹ Mercedes CLA 180 BlueEfficiency.

Awį»n anfani ti awį»n į»kį» ayį»kįŗ¹lįŗ¹ ina

Apįŗ¹įŗ¹rįŗ¹ miiran ti pataki ti apįŗ¹rįŗ¹ aerodynamic lodi si abįŗ¹lįŗ¹ ti iwuwo jįŗ¹ awį»n awoį¹£e arabara ode oni ati paapaa diįŗ¹ sii bįŗ¹ awį»n į»kį» ina. Ninu į»ran ti Prius, fun apįŗ¹įŗ¹rįŗ¹, iwulo fun apįŗ¹rįŗ¹ aerodynamic ti o ga julį» tun jįŗ¹ aį¹£įŗ¹ nipasįŗ¹ otitį» pe bi iyara į¹£e pį» si, į¹£iį¹£e ti agbara arabara arabara lį» silįŗ¹ bosipo. Ni į»ran ti awį»n į»kį» ayį»kįŗ¹lįŗ¹ ina, ohun gbogbo ti o ni ibatan si meleji ti o pį» si ni ipo ina jįŗ¹ pataki julį». Gįŗ¹gįŗ¹bi awį»n amoye, idinku iwuwo nipasįŗ¹ 100 kg yoo mu maili į»kį» ayį»kįŗ¹lįŗ¹ pį» si nipasįŗ¹ awį»n ibuso diįŗ¹, į¹£ugbį»n ni apa keji, aerodynamics jįŗ¹ pataki julį» fun į»kį» ayį»kįŗ¹lįŗ¹ onina.

Ni akį»kį», nitori iwį»n giga ti awį»n į»kį» wį»nyi gba wį»n laaye lati gba diįŗ¹ ninu agbara ti a lo fun igbapada, ati keji, nitori iyipo giga ti ina mį»namį»na gba į» laaye lati sanpada fun ipa ti iwuwo ni ibįŗ¹rįŗ¹, ati į¹£iį¹£e rįŗ¹ dinku. ni awį»n iyara giga ati awį»n iyara giga. Ni afikun, awį»n įŗ¹rį» itanna agbara ati ina mį»namį»na nilo afįŗ¹fįŗ¹ itutu ti o kere ju, eyiti o fun laaye ni į¹£iį¹£i kekere ni iwaju į»kį» ayį»kįŗ¹lįŗ¹, eyiti, bi a ti į¹£e akiyesi tįŗ¹lįŗ¹, jįŗ¹ idi pataki fun ibajįŗ¹ ti sisan ni ayika ara. įŗøya miiran ti iwuri ti awį»n apįŗ¹įŗ¹rįŗ¹ lati į¹£įŗ¹da awį»n apįŗ¹rįŗ¹ aerodynamically daradara diįŗ¹ sii ni awį»n awoį¹£e arabara plug-in ode oni jįŗ¹ ipo gbigbe laisi isare nikan pįŗ¹lu iranlį»wį» ti ina mį»namį»na, tabi ohun ti a pe. gbokun. Ko dabi awį»n į»kį» oju-omi kekere, nibiti į»rį» naa ti wa ati nibiti afįŗ¹fįŗ¹ yįŗ¹ ki o gbe į»kį» oju-omi naa, awį»n į»kį» ayį»kįŗ¹lįŗ¹ ina mį»namį»na yoo pį» si maili ti į»kį» ayį»kįŗ¹lįŗ¹ naa ko ni aabo afįŗ¹fįŗ¹. į¹¢iį¹£įŗ¹da apįŗ¹rįŗ¹ iį¹£apeye aerodynamic jįŗ¹ į»na ti į»rį»-aje julį» lati dinku agbara epo.

į»Œrį»: Georgy Kolev

Awį»n oį¹£uwį»n iye owo ti diįŗ¹ ninu awį»n į»kį» ayį»kįŗ¹lįŗ¹ olokiki:

Mercedes Simplex

į¹¢iį¹£e 1904, Cx = 1,05

Rumpler Tropfenwagen

į¹¢iį¹£e 1921, Cx = 0,28

Ford awoį¹£e T

į¹¢iį¹£e 1927, Cx = 0,70

Esiperimenta awoį¹£e Kam

į¹¢iį¹£e 1938, Cx = 0,36

į»Œkį» ayį»kįŗ¹lįŗ¹ Mercedes

į¹¢iį¹£e 1938, Cx = 0,12

VW akero

į¹¢iį¹£e 1950, Cx = 0,44

VW "ijapa"

į¹¢iį¹£e 1951, Cx = 0,40

Panhard Dina

į¹¢iį¹£e 1954, Cx = 0,26

Porsche 356

į¹¢iį¹£e 1957, Cx = 0,36

MG EX 181

į¹¢iį¹£e 1957, Cx = 0,15

Citroen DS 19

į¹¢iį¹£e 1963, Cx = 0,33

NSU Sport Prince

į¹¢iį¹£e 1966, Cx = 0,38

Mercedes C 111

į¹¢iį¹£e 1970, Cx = 0,29

Volvo 245 Van

į¹¢iį¹£e 1975, Cx = 0,47

Audi 100

į¹¢iį¹£e 1983, Cx = 0,31

Mercedes W 124

į¹¢iį¹£e 1985, Cx = 0,29

Toyota Prius 1

į¹¢iį¹£e 1997, Cx = 0,29

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