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-   -   Soviet fighters and 4.12 (http://forum.fulqrumpublishing.com/showthread.php?t=32463)

IceFire 09-25-2012 04:31 AM

Quote:

Originally Posted by jermin (Post 463531)
I've seen such claim from you many times, especially when you are out of arguments. It might seem reasonable at first glance. But under careful examination, it is absolutely untenable.

Right... so...I admit I am out of arguments here because it's difficult to have one.... but I'll attempt to lay out a perspective and be proactive here (and maybe encourage that in return).

Quote:

First, you are not someone with the authorities to modify the codes. So it makes no sense for you to patronize me with that claim.
My actual interest is getting to the bottom of a discussion. No I absolutely do not have the authority to make any modifications. I do like a good discussion and I like the sim to be as accurate as possible within reasonable expectations. To that point I've done research in places, submitted evidence, gotten help from people, and actually made things happen. I don't say that as any sort of gloating or self aggrandizing .. I've done very little compared to many community members. However, my point is that real change can be accomplished, with a little effort and mobilizing of some resources.
Quote:

Second, like the majority of IL-2 players, I am no where near a warbird researcher. Even Oleg and Luthier aren't either. Let alone the guys in TD. I don't think it is proper for you to demand certain ability from others which you are short of yourself. But there does be some serious aircraft researchers, such as Kurfust and Crumpp, who have contributed tons of historical research data to the developers and community ever since a decade ago, which can still be easily attained from UBI forum. But their efforts were simply selectively ignored by the developers.
I'm happy you've stated as such. Neither of us are truly warbird researchers but I would disagree about folks like Oleg, Luthier, who are pretty well researched and had folks on their teams with the aeronautical degrees to back it up.

I have well above average understanding and a fair bit of knowledge to back it up... enough to realize I've scratched the surface and don't know nearly enough. That said, I can do tests, I can look up information and I can submit that information directly and actively.

Selective ignorance is one possible way to interpret but it's not the only one. Time and effort required are pretty big too. Basically if people have the time, the effort, the understanding required and so forth then stuff gets done. If those things aren't present then they simply don't. This issue seems to really matter to you... and you already have some of the data. But your arguments turn in odd directions IMHO. Utilize Kurfurst's extensive research... summarize and get something packaged together and submit it.

I personally don't think it's enough to just point and say "See, it's over there...".

Quote:

Third, if we players are required to supply data to justify our claims for a FM change. The same requirements should go to TD. But I failed to see a single piece of data from them on which the modifications in the recent patches depends.
I'm not sure I fully agree. I see the argument and I wouldn't mind seeing resources made available from any source... but, and I stress this, if you state that something is wrong (which it is my interpretation that you have done so) then it's on you to make more than a blanket statement about something if you want to be proactive. Approach it differently and instead of saying "X is broken, fix it", instead ask the question: "Is X broken? Can someone look more closely at it? I have some data I can send in that suggests otherwise."

This is how I attempt to approach nearly all problems and it gets fewer backs up and more people willing to have an honest look.

Quote:

I am wondering, since those skilled aircraft makers for FSX can accurately model German fighters down to every historical detail without much intervention from community, which are widely aknowledged as realistic representations of their real-life counterparts by flight sim community, why it is so hard for our developers to get them right. My guess is either they are selectively blind, or they don't have the ability to do so. But considering their non-FM-related modifications are top notched, I'm afraid the former is more likely the case.
It's been a while but FSX isn't regarded as having the most accurate flight model around. I'm not sure which sim has that distinction now but I'd bet it was the DCS series. The stuff I've seen for FSX has been fantastically detailed from what I've seen but I'm not sure if flight modeling wise or engine modeling wise it's been any better. I have no experience so I'm not sure.

The nice thing about those planes and those developers is they spend lots of time on one aircraft. A couple of variations of FW190 for example. Lots of effort on one plane. IL-2 1946 as TD has inherited is... what... 200 flyables? Probably more. Some of them, like the I-185, aren't really going to be something that has a high degree of priority so I think it's weird that you included that in your comparison. It's not very representative of Russian fighters in-game. Late war we should compare 109K-4, G-10, G-14, FW190A and D, etc. versus Yak-9U, Yak-9M, Yak-3, La-5FN, La-7, as the more typical Russian fighters of the era.

As a sidenote, I do still find it odd that there are always discussions about the last of the fighter series (all 1945 stuff) and never having a debate about a Yak-9 1942 model versus a Bf109F-4 for example.

Anyways... "Getting them right" is definitely subjective to a degree as there are nearly always conflicting data points. You think it's right or wrong and someone else thinks the opposite. There may even be data out there to support both perspectives. There may be no information at all...which I've run into many a time.

Bottom line, my perspective is that anything can be changed but the onus of the debate is on those wanting the change. There just isn't the time for it to be any other way.

X-Raptor 09-25-2012 10:06 PM

:cool: jermin you have all my substain here at 1c. Keep on this very difficult battle, hope someone at TD will start to think in the right way and correct at least the most evident "mistakes" in URSS FM/DM planes. However also in other forum like SAS people are arguing about this residual/original "mistakes" on URSS planes.

We all want only a more possible realistic FM and DM for ALL planes, assuming that this is the stuff contained into every patch but this is applied only for German-USA-Great Britain-Italian planes... why should have been leave immune the Soviet ones at this process of correction since the release by "team Oleg"?? Is a fact or not that there is no more the "Oleg monarchy" on the back of this game now? then...please- [B]Team Daidalos: start to CORRECT FM & DM also into SOVIET planes right now.
thank you for the attention.

1984 09-25-2012 10:53 PM

Quote:

Originally Posted by IceFire (Post 463536)
Yak-9 1942 model versus a Bf109F-4 for example

yak-9 1942 have strange perfomance...

in 4.12 compare - weight 2870 kg (ok), turn time - 19 sec (17.5 in RL), like heavy yak-7b with 3030 kg, climb - 17.16 m/s (16.34 m/s in RL), speed in 4.12 little high...

why and for what yak-9 have this turn and climb, i don't know... Yak-9D have similar errors in perfomance and in weapon...


plus in game need "yak-9 1943" -
Quote:

Як-9 М-105ПФ выпускали два завода: N153 - с октября 1942 г. по февраль 1943 г. (с 1-й по 3-ю серию, последний самолет - N03-51), всего 195 самолетов; и N 166-с января по август 1943 г. (с 1-й по 6-ю серию), всего 264 самолета.
because in 43 yak-9 can have better perfomance from yak-9d... yak-9d can't be "yak-9 1943", because more heavy with 320 kg of fuel...


about "overmodelled" yak-9t...


really need do correct weight - 2850-2870 kg of early yak-9 + 150 kg of weapon differences (weight give another climb), but do little better turn (18.5 sec), and this is normal yak-9t'43 of main production...

and of course, need more series=perfomances... look here -

Quote:

Самолет Як-9Т N 13036 производства завода N 166 выпуска декабря 1943

Максимальная скорость у земли - 544 км/час

Максимальная скорость на 2-й границе высотности (Н=3650 м) - 603 км/час
not bad for serial yak-9t and this is not a prototype...


so, in game needed something like 3 yak-9t with 530 (first aircrafts), 537 (main production) and 544 (good quality) km/h at SL and etc...

(yak-9K, in fact=yak-9T and no any serious differences in perfomance, but in game K worse than T... maybe, i heard something like this, basis for K were planes after repair... if no, it's wrong)...

1984 09-25-2012 11:41 PM

oh, i remembered where read about repaired yak-9k - http://vadimvswar.narod.ru/ALL_OUT/T...z/FlAPz057.htm...

Quote:

С пушками НС-45 была выпущена лишь небольшая войсковая серия истребителя Як-9К в количестве 53 единиц. Опытный экземпляр самолета этого типа — Як-9Т (зав. №01-21) с НС-45 (боекомплект 29 снарядов) в период с 23 января по 29 марта 1944 г. успешно отлетал государственные испытания в НИИ ВВС. Акт по испытаниям был утвержден 9 апреля.

По сравнению с Як-9Т (с НС-37) летные данные нового варианта «Яка» снизились, что в отчете объяснялось плохим восстановительным ремонтом самолета перед установкой на него 45-мм пушки.
well, i think, we need corrected 9K performance - if only first prototype was repaired yak...

maybe, because in weight not so much difference (5-10 kg or something like this), just give to yak-9k FM of yak-9t...

gaunt1 09-26-2012 11:19 AM

Quote:

yak-9 1942 have strange perfomance...
I think Yak-9 1942 and Yak-9D are OK, they have very well modeled FM. Maybe their climb rate is a bit too much, but really just a bit. I think they should be leaved as they are now. Lavochkins and VK-107 powered Yak-9s are that need serious FM changes.

1984 09-26-2012 11:26 PM

Quote:

Originally Posted by gaunt1 (Post 463861)
I think Yak-9 1942 and Yak-9D are OK, they have very well modeled FM. Maybe their climb rate is a bit too much, but really just a bit.

1 sec of climb (like extra 100 kg of weight), 1.5 sec of turn (like extra 150 kg of weight=heavy yak-9t, d... etalon of yak-9 1942 have 16.5 sec) and 5 (maybe 10) km/h of speed - it's not so much?!

don't make me laugh, pls...:)

in game and in RL it's was much, and i think, this is why now yak-9 1942 not like real very maneuverable original...

something like this, i think, was only yak-3 (if 20.21 sec in compare it's true - it's just unbelievable, because totally wrong) or yak-9m with pf2 and with good quality (with 3050 kg of FULL weight with 480 kg of fuel)...

Quote:

Lavochkins and VK-107 powered Yak-9s are that need serious FM changes.
of course, but not so as you think and as mainly write here...

gaunt1 10-01-2012 02:25 PM

1984!

I have no idea from where you got those numbers for Yak-9 1942 model.
Current FM is correct. No need to change that.

Quote:

in game and in RL it's was much, and i think, this is why now yak-9 1942 not like real very maneuverable original...
I've never ever had problems shooting down '42-43 LW fighters in a Yak-9. The Yak easily outturn anything german, its climb rate and acceleration are also quite good.


Check this:
http://simhq.net/forum/ubbthreads.ph...1284449/1.html

Quote:

Yak series.
Again we have a lot of modifications with considerable fluctuation between results.
TsAGI book "Samoletostroenie V SSSR":
Yak1 - 20-21sec turntime, 275m turnradius
Yak1B - 17-19sec turntime, 275m turnradius
Book A.T.Stepanets "Istrebiteli Yak perioda Velikoj otechestvennoj vojny":
Yak1 prototype - 24sec turntime
Yak1'41 M-105P engine - 20-21sec turntime
Yak1'42 M-105PA engine - 19-20sec turntime
Yak1B'43 M-105PF engine - 19sec turntime
Yet theres one thing what helps to find true relative performance - NII VVS made multiple testfights between various Yak modifications and captured Bf109F2 and G2 and these test reports are quoted in book "Istrebiteli Yak perioda Velikoj otechestvennoj vojny" alongside Yaks improvement history.
These test fights revealed that Bf109F2 had advantage in horizontal and vertical turning against all Yak1 models both with M-105PA and more powerfull M-109PF engine.
The only Yak1 what overcome Bf109 (only Bf109G2) in turnrates were 1943 year Yak1 models with improved aerodynamics and M-105PF engine and 1943 year Yak1B with M-105PF engine.
The turn time of the Yak-9 didnt improve over the earlier models, so 17.5s is nonsense.

Pursuivant 10-02-2012 12:48 AM

Given the variable production quality of certain Soviet planes, and perhaps optimistic official assessments of their performance, I wonder if the most diplomatic way to resolve the issue wouldn't be to have different FM and DM models for production vs. test versions of certain aircraft.

A possibly simpler option would to create a "production version" loadout option. It would add mass and/or drag to the FM like a weapon or drop tank, but couldn't be jettisoned. That would be a nice method of simulating things like poor production quality or engine compression.

This option wouldn't need to be just for Soviet planes. Some of the late war German and Japanese aircraft were also relatively poorly built, as were planes such as the Brewster Buffalo.

1984 10-02-2012 04:59 PM

Quote:

Originally Posted by gaunt1 (Post 465815)
I have no idea from where you got those numbers for Yak-9 1942 model.

of course, because you only write and not read...

data from old posts from don't know who, on english? ok, i read it 2-3 years ago, but you really not understand what i read all this and more on original language many times?...

Quote:

The turn time of the Yak-9 didnt improve over the earlier models, so 17.5s is nonsense.
how i see, for you all here nonsence - turntime, perfomance, fm etc... what i can say here, if you not belive and not read? i can't do here nothing...

CWMV 10-02-2012 09:33 PM

From Soviet Combat Aircraft of the Second World War, Vol. 1: Single-Engined Fighters
(Yefim Gordon, Dmitri Khazanov)

http://www.ww2aircraft.net/forum/att...ters-spec1.jpg
http://www.ww2aircraft.net/forum/att...ters-spec2.jpg


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