July 20, 20214 yr Hey guys! I use AIG traffic. As with all P3D traffic, they brake way too hard on the runway after landing, and taxi at just barely a snail's pace to get off the runway. I have a couple questions for this: 1) How do I change the slow-down speed and speed up the taxi speed for AI traffic? 2) Is there a way for AI to differentiate a high-speed taxiway as opposed to a perpendicular taxiway? I know the main AIG folder says to not alter anything in their files, so maybe I should be asking them these questions instead. I would still love to hear any expertise here as well, as this has been a well-known problem since sliced bread. Thank you, Amrick
July 20, 20214 yr 2 hours ago, Amrick615 said: Hey guys! I use AIG traffic. As with all P3D traffic, they brake way too hard on the runway after landing, and taxi at just barely a snail's pace to get off the runway. I have a couple questions for this: 1) How do I change the slow-down speed and speed up the taxi speed for AI traffic? 2) Is there a way for AI to differentiate a high-speed taxiway as opposed to a perpendicular taxiway? I know the main AIG folder says to not alter anything in their files, so maybe I should be asking them these questions instead. I would still love to hear any expertise here as well, as this has been a well-known problem since sliced bread. Thank you, Amrick Manual installation or via AIG OCI?
July 20, 20214 yr I thought that AIC OCI automatically adjusted speed brakes, flaps and weight for a/c landings and roll out to be more realistic. Many of those modified aircraft.cfg files have been provided by Urmel. My main concern is, that after landed a/c comes to stop on the runway, which is not realistic btw, some of them make U-turns to go back to an exit that they have already passed instead going forward to the next exit. Edited July 20, 20214 yr by Nemo - Harry 9800x3D (Strix x870e-E) - 64GB RAM (DDR5 6000, CL 30) - RTX 5090, 34'' 1440p OLED HDR - Windows 11 Pro (1TB M.2) - MSFS 2024 (MS Store, 4TB M.2).
July 20, 20214 yr I usually trick these planes with an afcad starting the exit path way before the exit, going on top of the runway path. But this is try and error. OS=WIN11 Home, Sim=P3D5 5.3 (P3D4 and FSX for install reasons) Addons=ORBX, ASCA, AS, TOGA and tons of sceneries, aircraft MB=Gigabyte AORUS Z790 Elite AX, CPU=i13900K, Cooling=Be quiet! Pure Loop II FX GPU=KFA2 RTX3090 24 GB, RAM=64 GB DDR5-5600, HOTAS=Logitech G Saitek X52 Pro Visit my website for fixes and addons: https://sites.google.com/view/dans-p3d-mods
July 20, 20214 yr I think some of this relates to ground friction in SIM1.dll. The default coefficient for rolling friction is way too high meaning more energy to move, this in turn makes the brakes over effective because it takes less energy to stop. When I was a p3d user I would always edit sim1 to change the default value of .60 (from memory may not be accurate) to 0.13 I think AI braking is binary, so to get a balance of normal airliner braking, the brakes scalar of the aircraft.cfg needs to be reduced to get a representative value of modest braking when fully applied.
July 20, 20214 yr As i know, with Lorby´s "AiAircraftTweaker" you can change the effectiveness of the brakes for the AI´s among other things of their configs. Downloads - Lorby-SI Bernd P3D V6 - PC spec: Intel i9-9900 overclocked 5 GHz HT off, 32 GB RAM, GPU Nvidia RTX3090 24GB, 2xM2 SSD, Skalarki HomeCockpit and Jeehell FMGS on a dedicated Server, PF3 for ATC, MCE, GSX, EFB, AS+ASCA+ENV and OrbX
July 20, 20214 yr Author 12 hours ago, Urmel81 said: Manual installation or via AIG OCI? Thanks for the reply, Urmel. Installed via AIG-OCI Just now I was monitoring a 737-800SSW landing into KLAS runway 8R. It was able to reach the first high speed taxiway (A4), however it slowed down to a speed of 12 KIAS and made a really slow taxi out of the runway. There was another aircraft on final which could have definitely made the landing had that first plane not taxied so slowly. Is there a way to fix that? Thank you
July 20, 20214 yr Author 7 hours ago, BerndB said: As i know, with Lorby´s "AiAircraftTweaker" you can change the effectiveness of the brakes for the AI´s among other things of their configs. Downloads - Lorby-SI Is it okay to utilize this with AIG?
July 20, 20214 yr 2 hours ago, Amrick615 said: Is it okay to utilize this with AIG? well, it´s changes the setting in the aircraft.cfg of each AI Simobject (aircraft). Can´t harm AIG itself. I´am using UTLive for traffic and have no issues noticed so far. Bernd P3D V6 - PC spec: Intel i9-9900 overclocked 5 GHz HT off, 32 GB RAM, GPU Nvidia RTX3090 24GB, 2xM2 SSD, Skalarki HomeCockpit and Jeehell FMGS on a dedicated Server, PF3 for ATC, MCE, GSX, EFB, AS+ASCA+ENV and OrbX
July 20, 20214 yr I have noticed AI traffic always doing this. I used to use traffic global, but now use ultimate traffic live. The one thing I did notice is the massive reduction in overhead, FPS is much higher with UTL and better quality. Highly recommended. Edited July 20, 20214 yr by TurboKen Flight Simulator's - Prepar3d V5/MSFS | Operating System - WIN 11 | Main Board - GIGABYTE X870E Aorus Elite WIFI7 | CPU - AMD 9800X3D | RAM - CORSAIR 64GB 6600Mhz | Video Card - EVGA RTX3090 FTW3 Ultra | Monitor - DELL 38" Ultrawide | Case - CORSAIR 750D Full Tower | CPU Cooling - CORSAIR H170i Elite LCD 420mm Push/Pull | Power Supply - EVGA 1000 G+ | Sound System - Definitive Technology ProMonitor 600 w/subwoofer
July 21, 20214 yr I use AI Ground found here: With some tweak on landing roll time, it works great for me
July 21, 20214 yr Re #1 I also use AI Ground to adjust the braking distance for the taxi turn-outs. Works quite well. In fact that utility can be used with ATC API in combination which helps to smooth the flow of AI traffic.. Re #2 I dont think there is a way to detect the difference between the type of taxiway turn-outs. I think this would require coding in the AFCAD for each airport I would imagine and I am not familiar with, at least in terms of airport scenery design using ADE, that taxiways are differentiated in such a way. SpoilerSystem specs: MFG Crosswind pedals| ACE B747 yoke |Honeycomb Bravo throttleNow built: P3Dv5.3HF2: Intel i5-12600K @4.8Ghz | MSI Z690-A PRO | Asus Dual RTX 4070 Super OC 12Gb| 32Gb Corsair Vengeance LPX DDR4 3200Mhz |Samsung 980Evo Pro PCIe 500Gb | WD Black SN850 PCIe 2Tb | WD SA510 4Tb |beQuiet 802 Tower Case|Corsair RM850 PSU | Acer Predator X34P 3440x1440pMark AldridgeMSFS2024 SU5 & P3D v5.3 HF2
July 21, 20214 yr 13 hours ago, Amrick615 said: a really slow taxi out of the runway. He's probably on a nasty duty tomorrow he doesn't want to do and is on minimum rest for it. Now If he can drag that taxi out as long as possible the delayed off duty time might just be enough to throw him off that duty tomorrow. I mean it will shaft one of his colleagues, but he won't worry that. Ive learnt with 22 years in aviation, if he's taxi really slowly to the gate, have a quick check at what he's doing tomorrow. Normally the case. Right back to topic. Just giving you all an insight. Edited July 21, 20214 yr by fluffyflops
July 21, 20214 yr 19 hours ago, Amrick615 said: Thanks for the reply, Urmel. Installed via AIG-OCI Just now I was monitoring a 737-800SSW landing into KLAS runway 8R. It was able to reach the first high speed taxiway (A4), however it slowed down to a speed of 12 KIAS and made a really slow taxi out of the runway. There was another aircraft on final which could have definitely made the landing had that first plane not taxied so slowly. Is there a way to fix that? Thank you Most of the aircraft via OCI are adjusted. They are working good, of course not perfect, because its AI. The biggest issue is the airport configuration itself and the ade. You need good configured ade for this, so most of the ADEs need to be improved. Thats the issue on your case. You can adjust the aircraft.cfg for one airport, but this will cause other issues on other airports. The aircraft.cfg via OCI will always be improved from time to time, and this will overwrite settings youll have changed yourself. AI will always brake until they have reached 30kts and after that they are looking for the taxiway, sometimes they will do an 180 turn for this. This can only be fixed with an good ade. Some airports have really an difficult runway taxiway Layout in real life, which it makes really difficult for the ade designers. Im the person who updates the AI cfg for the OCI and I have updated nearly 200 ADE because of this issue. The ADEs are not puplic at the moment, only some old ones for v4 at jcai.dk. Regards Urmel
July 22, 20214 yr 22 hours ago, Urmel81 said: ... Im the person who updates the AI cfg for the OCI and I have updated nearly 200 ADE because of this issue. The ADEs are not puplic at the moment, only some old ones for v4 at jcai.dk. Regards Urmel I've been using some of your older ADE files wih great success. Thaks for this. It is also great to hear that you are still working on good ADEs of add-on airports. I was also able to improve some ADEs by myself, but only smaller (easy) adjusments are within my skills. Curently I try hard at Flightbeams NZAA, where I see a lot of stupid U-turns on the runway. Until now I was not able to fix it or to reduce it. That seems to be beyond my possibilities. - Harry 9800x3D (Strix x870e-E) - 64GB RAM (DDR5 6000, CL 30) - RTX 5090, 34'' 1440p OLED HDR - Windows 11 Pro (1TB M.2) - MSFS 2024 (MS Store, 4TB M.2).
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