Badger1-1 Posted July 2, 2023 Posted July 2, 2023 Correct me if Iam wrong, but the FF on the F15E seems a bit too much. It burns as much fuel in idle as many jets in cruise.( From my RL experience) I just flew it and noticed I had around 7500lbs/Hr per Engine with about 84-85ish% Power in about 8-10k feet. I found this document, granted not our Plane nor our EXACT engine but Figure 7 shows a similar FF as shown in game, but for BOTH Engines combined. It seems that maybe somebody but a comma wrong and the combined FF was added as per engine? Let me know what you think. https://www.nasa.gov/centers/dryden/pdf/87983main_H-1243.pdf
Rainmaker Posted July 2, 2023 Posted July 2, 2023 (edited) Its actually on the conservative side.... I do not see your fuel flow numbers, but that HIGHLY depends on loadout and drag index. Edited July 2, 2023 by Rainmaker
Badger1-1 Posted July 3, 2023 Author Posted July 3, 2023 I may had a fever dream because now If I look at it yes, it makes sense Fuel seems to vanish into thin air at certain points but I guess its very EA
Rainmaker Posted July 3, 2023 Posted July 3, 2023 51 minutes ago, Badger1-1 said: I may had a fever dream because now If I look at it yes, it makes sense Fuel seems to vanish into thin air at certain points but I guess its very EA You'd have to give some specifics. A lot of testing was done at a lot of conditions....I'm not even trying to repeat that part of my life again.
G.J.S Posted July 3, 2023 Posted July 3, 2023 Recently purchased, gave it a go, single bag and 6x MK82, plus AIM-120 & AIM-9 (2x2). All low level. Airborne a little over 2.25 hours and returned with 3000lb remaining. Pleasantly surprised. She certainly has long legs. 1 - - - The only real mystery in life is just why kamikaze pilots wore helmets? - - -
Ignition Posted July 3, 2023 Posted July 3, 2023 I've done combat missions for almost 2hs in air without AAR with BVR engagements, 4 AIM-120C, 2 ext fuel, and 3 GBU-24. 1
Yoda967 Posted July 4, 2023 Posted July 4, 2023 Recently read a master's thesis comparing the "Dynamic Targeting Persistence in a Limited Fuel Environment" between the F-16C and the F-15E. The author's baseline loadout for the F-15E was 8 GBU-12s, 2 AIM-120s, 2 AIM-9s, and 2 tanks, and he has the Mudhen's best range in that configuration as 25,000 feet, burning 9,000 lbs per hour at 450 KTAS. For max endurance at the same altitude, the fuel burn he gives is 8,000 pph, producing 390 KTAS. I set up the Razbam Strike Eagle that way, and got exactly exactly those results. As @Rainmaker notes above, you'll get different results with different configurations. It may not be exactly on the money in all cases, but I bet it's pretty close. 3 Very Respectfully, Kurt "Yoda" Kalbfleisch San Diego, California "In my private manual I firmly believed the only time there was too much fuel aboard any aircraft was if it was fire." --Ernest K. Gann
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