|  |  | 733 PIC uz brzo, planuji feelthere 7. 12. 2005 / 17:10 | |
|  | | |
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 |  |  | Re: 733 PIC uz brzo, planuji feelthere 7. 12. 2005 / 17:18 | |
|  | Jo, pěkné obrázky a s tím jedním příspěvkem, kde píše: " Incorrect fuel config" tak s tím bych opravdu souhlasil, praštilo mě to pěkně do očí.  |
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 |  |  |  | Re: Re: 733 PIC uz brzo, planuji feelthere 7. 12. 2005 / 17:32 | |
|  | preco je to zle, prosim ta pouc aj mna neznaleho, aby som nespravil rovnaku chybu |
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 |  |  |  |  | Re: Re: Re: 733 PIC uz brzo, planuji feelthere 7. 12. 2005 / 17:38 | |
|  | Hlavní nádrže jsou 1 a 2 až potom se plní Center tank, a nejdříve se spotřebovává palivo z centru a potom z křídel (1 a2) |
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 |  |  |  |  |  | Re: Re: Re: Re: 733 PIC uz brzo, planuji feelthere 7. 12. 2005 / 17:39 | |
|  | myslel som si, ale zicher je zicher, dik |
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 |  |  |  |  |  |  | Re: Re: Re: Re: Re: 733 PIC uz brzo, planuji feelthere 7. 12. 2005 / 17:54 | |
|  | Jen to doplním je to kvůli větší stabilitě letadla vůči jeho těžišti. Jak je ta fyzika krásná, wow. )) |
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 |  |  |  |  |  |  |  | Re: Re: Re: Re: Re: Re: 733 PIC uz brzo, planuji feelthere 7. 12. 2005 / 18:34 | |
|  | tak to som pochopil, teda na upresnenie, ked capujem tak najskor kridla az po spunty a potom central, alebo je to v nejakom pomere? |
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 |  |  |  |  |  |  |  |  | Re: Re: Re: Re: Re: Re: Re: 733 PIC uz brzo, planuji feelthere 7. 12. 2005 / 18:54 | |
|  | Není tam žádný poměr. Nejdříve plnit křídla a teprve potom centr.
Občas je v reálném letadle podmínka určitého zbytkového množství v centru, ale tím si hlavu lámat ve fsce nemusíme. Spotřebovávání je samozřejmně následovně: nejdříve centr a pak teprve křídla. ) |
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 |  |  |  |  |  |  |  |  |  | Re: Re: Re: Re: Re: Re: Re: Re: 733 PIC uz brzo, planuji feelthere 7. 12. 2005 / 19:07 | |
|  | V centru může být klidně i nula.Ale podmínka je,že minimálně v 1a 2 musí zůstat 760kg paliva, jinak nelze použít elektrické hyd. pumpy |
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 |  |  |  |  |  |  |  |  |  |  | Re: Re: Re: Re: Re: Re: Re: Re: Re: 733 PIC uz brzo, planuji feelthere 7. 12. 2005 / 19:35 | |
|  | No Pavle2 nehci se s tebou hádat, jsem napsal, že záleží na letadle. Tím jsem chtěl předejít jakýmkoliv debatám o tom kolik tam může kde být.
Čili - může tam být v centru nula, ale taky nemusí, podle daného typu letadla. Takže tímto bych tuto debatu ukončil.
Kolik tam musí být minimálně, aby něco v éru fungovalo, tak tahle debata tu už byla kdysi dávno a nechci ji tady vést znovu, kde se každý bude kasat aktuálními znalostmi, přečtenými z příručky nebo z praxe, určitých typů letadel. Souhlas?  |
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 |  |  |  |  |  |  |  |  |  |  |  | Re: Re: Re: Re: Re: Re: Re: Re: Re: Re: 733 PIC uz brzo, planuji feelthere 7. 12. 2005 / 19:51 | |
|  | Netvrdil jsem že tam na 100% musí být nula,nikdy ten centr není vysátej do sucha, jenom jsem chtěl napsat kde hlavně to palivo musí pro další činnost zůstat,to je vše. |
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 |  |  |  |  |  |  |  |  |  |  | Re: Re: Re: Re: Re: Re: Re: Re: Re: 733 PIC uz brzo, planuji feelthere 8. 12. 2005 / 18:28 | |
|  | ...plati pouze na zemi, za letu plati ustanoveni JARu o min. zbytku |
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 |  |  |  |  |  |  |  | Re: Re: Re: Re: Re: Re: 733 PIC uz brzo, planuji feelthere 7. 12. 2005 / 19:25 | |
|  | ahoj, není to také kvůli menšímu namáhání celé konstrukce ( hlavně tedy míst kde navazuje křídlo na trup )? aby zkrátka křídla zbytečně nenesli v místech nejvyššího ohybového momentu ještě váhu paliva centrální nádrže? |
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 |  |  |  |  |  |  |  |  | Re: Re: Re: Re: Re: Re: Re: 733 PIC uz brzo, planuji feelthere 7. 12. 2005 / 19:38 | |
|  | Ne, protože když máš centr plný, tak ten moment tam je stejně a to éro to musí vydržet stejně. Je to především v jeho stabilitě letu. Éro je stabilnější když má centr prázdný a plná křídla než opačně. Základy fyziky - těžiště. ) |
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 |  |  |  |  |  |  |  |  |  | Re: Re: Re: Re: Re: Re: Re: Re: 733 PIC uz brzo, planuji feelthere 7. 12. 2005 / 19:45 | |
|  | Mno - jako modelář jsem si ale vždycky myslel, že je éro tím víc stabilní, čím víc je zatížené uprostřed a dole ... Čím je totiž zátěž dál od těžiště (porovnej palivo v trupu a palivo někde v křídle), tím má k dispozici delší páku na tropení různých neplech ...  |
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 |  |  |  |  |  |  |  |  |  |  | Re: Re: Re: Re: Re: Re: Re: Re: Re: 733 PIC uz brzo, planuji feelthere 7. 12. 2005 / 23:17 | |
|  | Nie som fyzik, ale sedliacky rozum mi vravi, ze na zemi prechod medzi kridlom a trupom dotava pekne zabrat, ale vo vzduchu je snad kridlo nadlahcovane zo spodu prudiacim vzduchom a na vrchu kridla je nadvihovane tiez prudiacim vzduchom, comu sa tusim hovori vztlak
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 |  |  |  |  |  |  |  |  |  |  |  | Re: Re: Re: Re: Re: Re: Re: Re: Re: Re: 733 PIC uz brzo, planuji feelthere 8. 12. 2005 / 19:10 | |
|  | nojo, jenze na kridle je za letu vztlak>Fg, kdezto na trupu je Fvz za letu nesou kridla trup, kterej se sam snazi spadnout dolu (otazka je pak, proc se delaji letadla s trupem a ne jen jako kridla )) .... takze na zemi (kolecka pod trupem) se snazi kridla utrhnout dolu od letadla, ve vzduchu se snazi utrhnout trup dolu od kridel (= kridla nahoru od letadla) takhle to aspon chapu ja ) |
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 |  |  |  |  |  |  |  |  |  |  |  |  | Re: Re: Re: Re: Re: Re: Re: Re: Re: Re: Re: 733 PIC uz brzo, planuji feelthere 8. 12. 2005 / 21:51 | |
|  | nojo....a preto je tam palivo ako zataz, ktora tie sily vyrovnava )))
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