Hm, cisto teoretski, malo "jace" prizemljenje je ispravniji i bezbjedniji nacin slijetanja od onog najmekseg kojeg i ne osjetis... Posebno kad je vjetar jaci.suit_up wrote: ↑05/02/2020 23:53 Nekako sam uvijek falio način slijetanja njihovih pilota jer često imam priliku vidjeti uživo na SJJ, u većini slučajeva dosta mirniji kontakt stajnog trapa sa pistom u odnosu čak i na TK ili LH. Ali s druge strane, već treća nesreća sličnog scenarija u 2 godine, isti tip aviona, ista kompanija, ne znam šta da kažem.
Avionske nesrece
- drndalo
- Posts: 25037
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#4351 Re: Avionske nesrece
- ElRe
- Posts: 16810
- Joined: 12/12/2011 11:28
#4352 Re: Avionske nesrece
Pegasus je pred bankrotom, tako da me ne iznenađuju zadnje 2 njihove nesreće.
- drndalo
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- Location: Sarajevo
#4353 Re: Avionske nesrece
Kakve to veze ima ?
- ElRe
- Posts: 16810
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#4354 Re: Avionske nesrece
Odlazak iskusnih pilota, sigurnosni propusti, slijetanje po svaku cijenu i sve sto ide uz nedostatak novca.
- drndalo
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#4355 Re: Avionske nesrece
Da, moze to uticati... Opet, s obzirom da pilot prvi stigne tamo gdje idu, nije mi jasno silovanje slijetanja kakogod... Po meni je to vise posljedica nedovoljnog CRMa i sigurnosne kulture. U Turskoj se piloti odavno prozivaju zbog kaubojstine koju vecina nose sa sobom iz vojske... Tj. Vojnog nacina razmisljanja.
By the way, ovdje je navodno jedan bio Turcin, drugi Holandez...
Zasad troje podleglo u bolnici...
By the way, ovdje je navodno jedan bio Turcin, drugi Holandez...
Zasad troje podleglo u bolnici...
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suit_up
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#4356 Re: Avionske nesrece
@drndalo Hvala na pojašnjenju, ima logike s obzirom na silu energije koje se avion mora osloboditi pri slijetanju.
- drndalo
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#4357 Re: Avionske nesrece
Nema na cemu, tu postoji kombinacija par faktora, ground effect, tj. vazdusni jastuk koji krila nisko pri zemlji "jasu", pa to uspori slijetanje, zatim sama krila koja stvaraju uzgon zbog brzine opstrujavanja zraka, onog momenta kada sletis, ne zelis da te uzgon ponovo "digne" sa piste, za to se na vecim avionima koriste spojleri, koji "pokvare" uzgon krila nakon propisnog doticanja piste (opterecenja stajnog trapa).
https://en.wikipedia.org/wiki/Spoiler_(aeronautics)
Isto opterecenje stajnog trapa je i uslov za aktivaciju kocenja motorima (reverse thrust).
Zbog toga je sigurnije "jace" spustiti avion, jer se nekada ako je prelagan dodir, dogodi da senzor nije dovoljno opterecenja registrovao, pa ne (dozvoljava) ukljucivanje spojlera (najcesce automatsko), niti kocenje motorima, a to onda ne smanjuje brzinu brzo, pa postoji rizik ponovnog "odskakanja" od piste u zrak, neka zabica, posebno ako ima dosta ceonog vjetra "pod krilima". To moze biti jako opasno kod sljedeceg doskoka, jer smanjena brzina smanjuje uzgon krila, i moze se desiti da spadne previse, a onda avion tresne prejako o pistu...
Stara "Ruska" skola letenja je upravo to potencirala, za svaki slucaj... Posebno sto su im avioni vecinom bili pravljeni i za vukojebinske aerodrome, pa su uvijek bili "prejako" projektovani, da mogu preziviti svasta... I zapadni avioni su u prijasnjim generacijama (prije kompjutereske AUTOCAD optimizacije) bili otporniji na fiziku...
https://en.wikipedia.org/wiki/Spoiler_(aeronautics)
Isto opterecenje stajnog trapa je i uslov za aktivaciju kocenja motorima (reverse thrust).
Zbog toga je sigurnije "jace" spustiti avion, jer se nekada ako je prelagan dodir, dogodi da senzor nije dovoljno opterecenja registrovao, pa ne (dozvoljava) ukljucivanje spojlera (najcesce automatsko), niti kocenje motorima, a to onda ne smanjuje brzinu brzo, pa postoji rizik ponovnog "odskakanja" od piste u zrak, neka zabica, posebno ako ima dosta ceonog vjetra "pod krilima". To moze biti jako opasno kod sljedeceg doskoka, jer smanjena brzina smanjuje uzgon krila, i moze se desiti da spadne previse, a onda avion tresne prejako o pistu...
Stara "Ruska" skola letenja je upravo to potencirala, za svaki slucaj... Posebno sto su im avioni vecinom bili pravljeni i za vukojebinske aerodrome, pa su uvijek bili "prejako" projektovani, da mogu preziviti svasta... I zapadni avioni su u prijasnjim generacijama (prije kompjutereske AUTOCAD optimizacije) bili otporniji na fiziku...
- sadie_forever
- Posts: 6009
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#4358 Re: Avionske nesrece
jel se ikada saznalo sta je bilo sa malaysia airlines koji je pao prije par godina?
- drndalo
- Posts: 25037
- Joined: 26/06/2006 16:34
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#4359 Re: Avionske nesrece
Pretpostavljam da mislis na onaj koji nije skinut protivavionskom raketom ?
Jos leti vjecnim nebeskim prostranstvima... Salu na stranu, neki dan sam citao da su na osnovu nekih novih simulacija odlucili traziti na do sada nepretrazivanim lokacijama... Naravno, ne nekim velikim intenzitetom. Takodjer pretpostavljam da potajno (zbog medija) imaju neku privatnu firmu angazovanu na pretrazi mora, kao sto je Air France trazio 2 godine svoj A330 iz Brazila u Atlantiku. Vjerovatno ce i naci ostatke olupine, samo kada, ko to zna... Barem par godina...
Jos leti vjecnim nebeskim prostranstvima... Salu na stranu, neki dan sam citao da su na osnovu nekih novih simulacija odlucili traziti na do sada nepretrazivanim lokacijama... Naravno, ne nekim velikim intenzitetom. Takodjer pretpostavljam da potajno (zbog medija) imaju neku privatnu firmu angazovanu na pretrazi mora, kao sto je Air France trazio 2 godine svoj A330 iz Brazila u Atlantiku. Vjerovatno ce i naci ostatke olupine, samo kada, ko to zna... Barem par godina...
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suit_up
- Posts: 846
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#4360 Re: Avionske nesrece
Sve što su uspjeli naći su 3 potvrđena i 5 (još uvijek) nepotvrđenih dijelova i to do 2016. godine, nakon toga ništa još uvijek, znam da su veliku hajku digli oko flaperona koji je pronađen 2015. godine i da je taj dio sigurno pripadao avionu. Predložili su da fokus intenzivne pretrage za većim dijelovima olupine u narednom periodu bude prostor od nekih cca 200 km jugozapadno od Sumatre u Indijskom okeanu.sadie_forever wrote: ↑06/02/2020 10:23 jel se ikada saznalo sta je bilo sa malaysia airlines koji je pao prije par godina?
- ElRe
- Posts: 16810
- Joined: 12/12/2011 11:28
#4361 Re: Avionske nesrece
https://www.hurriyetdailynews.com/plane ... ree-151789
Klasična greška pilota u kombinaciji sa vjetrom. Pogledajte položaj aviona, nos i rep.
Klasična greška pilota u kombinaciji sa vjetrom. Pogledajte položaj aviona, nos i rep.
- ElRe
- Posts: 16810
- Joined: 12/12/2011 11:28
#4362 Re: Avionske nesrece
According to voice recordings between the air traffic control (ATC) tower and the pilots, the controller warned the pilots about strong winds during the approach, saying that the designated runway for landing could change due to weather conditions. The controller also told the Pegasus pilots that several aircraft before them declared missed approaches and decided to initiate a go-around, a procedure in which the pilot decides against landing due to risks and takes the aircraft to a higher altitude for another attempt.
Appearing in front of press members with teary eyes, an emotionally charged Pegasus Airlines General Manager Mehmet Tevfik Nane denied claims of any pressure on their pilots. "It's not easy to be here. It's hard to speak especially when people have lost their lives or have been injured," he said.
Offering his condolences to the families of victims, Nane said the airline was in full cooperation with the authorities. "I know you have tens, tons of questions as to how this accident happened. Right now the investigation by the Transportation Ministry is underway. It began at 2 a.m. yesterday (Thursday) after the black boxes were retrieved," Nane said.
"Our annual safety record is above European Union standards. All our pilots are being constantly encouraged not to take any risks, to go around if they deem it risky or land in alternative airports if necessary. All our procedures are reviewed by civil aviation authorities each year. Our planes are 5.3 years old on average and technically solid. All of their maintenance is done in accordance with regulations. These sorts of accidents result from a combination of many factors. We vow to make any required improvements after the investigation has concluded," he said.
Experts from Boeing were already on their way to take part in the investigation, as they are usually involved in any crashes of aircraft made by Boeing regardless of where the accident happens.
Passengers who lived through the crash landing said the plane's descent felt unusually fast.
Engin Demir, who was injured in the crash, told NTV television that he really noticed the speed as the aircraft landed. "With the speed, I think it was not able to stop. It all happened in 2-3 seconds," Demir said from his hospital bed.
Demir said he was trapped for a while by plane debris falling from the luggage compartment. "There were screams and shouts. I tried to calm people around me. Help soon arrived," he said.
Another survivor, Alper Kulu, told the DHA news agency the flight was "abnormal from the start to the finish."
"It was a very turbulent flight. The plane touched down with difficulty. It was very speedy compared to other flights," he said, adding that the plane suddenly swayed left and right, then dipped to the left to fall into the steep ditch.
He said the impact flipped the seats in front of him completely around, forcing him to press to get out since he feared the plane could explode.
"There was panic and shouting. Everyone was calling for help. I got out of the plane on my own, with a broken arm. I (climbed) 30-40 meters. I heard announcements that the plane could explode," he said.
While speculations ran amok as to whether the pilots took any unnecessary risks or whether the plane was coming in too fast, experts also urged the public not to draw any conclusions yet, saying there could be many things that could have gone wrong and the full picture would not be revealed before a thorough investigation.
Speaking to Daily Sabah on the condition of anonymity, a commercial airline pilot who flew on the same day said the winds in Istanbul were strong and unpredictable, as they constantly changed direction. The pilot said while the winds might have played a role in the crash, there could have been several different factors at play that led to the deadly accident, and it was too soon to draw any conclusions.
- Connaisseur Karlin
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#4363 Re: Avionske nesrece
pilot prij leta provjere vrijeme, naravno, vrijeme se moze naglo poogrsati , postavja se pitanje: kad su pilot/kinja i kopilot/inja provjerili brzinu i smijer kretanja zraka prije slijetanja; ATC je , navodno, pitao pilota , da li je OK sa slijetanjem, racunajuci da je pilot recalculated uglove i brzinu slijetanja, ali generalno receno, potez pilota je bio preludElRe wrote: ↑06/02/2020 13:22 https://www.hurriyetdailynews.com/plane ... ree-151789
Klasična greška pilota u kombinaciji sa vjetrom. Pogledajte položaj aviona, nos i rep.
- geralt
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#4364 Re: Avionske nesrece
Moze li ovdje postojati krivicna odgovornost pilota?
- Connaisseur Karlin
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Bobi
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#4366 Re: Avionske nesrece
https://www.flightradar24.com/blog/pega ... -istanbul/
pista 3000 metara izmedju naselja i autoputa a josh vidim proširuju aerodrom za niskobudžetne kompanije. Onakva strmina na desetak metara od kraja piste nidje veze
pista 3000 metara izmedju naselja i autoputa a josh vidim proširuju aerodrom za niskobudžetne kompanije. Onakva strmina na desetak metara od kraja piste nidje veze
- Connaisseur Karlin
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#4367 Re: Avionske nesrece
pa koliko je SJJ pista udaljena od autoputa , puta ili naseljaBobi wrote: ↑07/02/2020 10:58 https://www.flightradar24.com/blog/pega ... -istanbul/
pista 3000 metara izmedju naselja i autoputa a josh vidim proširuju aerodrom za niskobudžetne kompanije. Onakva strmina na desetak metara od kraja piste nidje veze![]()
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Bobi
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#4368 Re: Avionske nesrece


Ne moze se ni poredit..na sjj bi se u njivu zabio ne bi u provaliju 30 metara
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suit_up
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Bobi
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suit_up
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#4371 Re: Avionske nesrece
Sve super, ali da je FlyDubai letio sa MAX-om kao što je i trebao, slom uzgona pri polijetanju se mogao desiti. Mislim stall nije nešto što se nije dešavalo ni na ostalim avionima. Ne mislim baš da će nekome otkazati kočnice ako prekine polijetanje 
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Bobi
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#4372 Re: Avionske nesrece
Neki dan kad je ova bura duvala vazdan je croatia airlines sletala u split..vjetar bio 30 40 50 kt...u Sarajevu zaduva 20kt..zatvori se aerodrom 
- i agree
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- Connaisseur Karlin
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#4374 Re: Avionske nesrece
pa u avijiacji j eopreznost pametnija od suludih kombinacija slijetanja/uzlijetanja
mene su piloti cesto puta zovnuli prije leta, iako imaju meteroloski izvjestaj ( softare za piloe)
- Connaisseur Karlin
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