Simulating a Rotary Engine (yes, it braps)

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AngeTheGreat

AngeTheGreat

Күн бұрын

Пікірлер: 1 400
@AngeTheGreat
@AngeTheGreat 2 жыл бұрын
You asked for dorito, I gave you dorito. Education is good for you! Keep exploring at brilliant.org/AngeTheGreat/. Get started for free, and hurry-the first 200 people get 20% off an annual premium subscription.
@DuskyDaily
@DuskyDaily 2 жыл бұрын
amazing!
@cate01a
@cate01a 2 жыл бұрын
huh, was gonna shit on brilliant for having expensive af annual plans only that are disguised as monthly but now they've seemed to introduced real monthly deals still fucking expensive though
@tankman1320
@tankman1320 2 жыл бұрын
Had never been happier
@quittessa1409
@quittessa1409 2 жыл бұрын
Awesome thank you. But I still want to see if you can manage a Deltec :P
@VelvetLynx11
@VelvetLynx11 2 жыл бұрын
this is amazing, but i have one question. with the size of a rotary, arnt they 1.3L engines? im only asking because i see the 18CL being or something.
@btarg1
@btarg1 2 жыл бұрын
The future of racing games' sound design is here! Someone hire this guy for a AAA project!
@kevinmiller4312
@kevinmiller4312 2 жыл бұрын
I know. Imagine this in a Forza Horizon title 🤯
@henrycgs
@henrycgs 2 жыл бұрын
I'm pretty sure a lot of game companies have contacted him and that's the reason the project went partially closed source lol
@benperkins2929
@benperkins2929 2 жыл бұрын
Way too computationally intensive to be run in real time
@sandertu8366
@sandertu8366 2 жыл бұрын
Hiring would be bad overall for the industry. Some car game license his software for their next game would be best. So that every new car game made has the change for the best sounding engines.
@dntbther9298
@dntbther9298 2 жыл бұрын
@@benperkins2929 some genius would be able to optimize it to run on low end CPU for the challenge of it. A company would just tell you to buy a better rig.
@stratchevelle
@stratchevelle 2 жыл бұрын
My dad would have absolutely loved to see these videos. He was a gearhead who spent years working R&D at some of the big houses, Edelbrock, NOS, and others. He engineered some revolutionary new designs for the metering blocks in carburetors, and being able to iterate on designs with today's technology would have blown his mind. Thanks for sharing these!
@sekutofu6471
@sekutofu6471 2 жыл бұрын
15:10 the rpm stutter, holy shit it's too good.
@monad_tcp
@monad_tcp 2 жыл бұрын
I never though I would get shills from a simulation of a an engine. Its really good. Not like games that use fake "wav"s, they never made me chill in my spine, because its too fake and no dynamic response.
@UshankaMaster
@UshankaMaster 2 жыл бұрын
Waiting for any game that could probably make use of this simulator
@viperfan7
@viperfan7 2 жыл бұрын
@@UshankaMaster Gran turismo and forza come to mind, they've never had the best sounding engines. Also automation and rigs of rods
@ar9pae721
@ar9pae721 2 жыл бұрын
I feel like I'm witnessing the audio version of the millennium graphics leap in 3D racing. This dude's engine simulator is mind boggling and could take racing simulation to a whole 'nother level!
@KiroteHikari
@KiroteHikari 2 жыл бұрын
@@viperfan7 you've never heard FM3 & FM4's sounds then, have you? Some of the best sounds in the series right there
@MalcomHeavy
@MalcomHeavy 2 жыл бұрын
That new vehicle physics and load simulation is top notch. It sounds so unbelievably real. Great job. I'm blown away.
@AngeTheGreat
@AngeTheGreat 2 жыл бұрын
Thanks!
@jammiewins
@jammiewins 2 жыл бұрын
@@AngeTheGreat I'd love to see some power numbers
@DJ_Level_3
@DJ_Level_3 2 жыл бұрын
The true, ideal housing is an epitrochoid, actually pretty easy to calculate. There's math for the inner and outer envelopes (Wankel and Liquid Piston respectively) too, I have a Desmos setup for all of them.
@AngeTheGreat
@AngeTheGreat 2 жыл бұрын
The housing is calculated using the exact function (with the rotor there for visualization purposes). For the rotor, I thought it would be cool to show how the shape is optimized but I'm sure there's a closed-form solution for it.
@AngeTheGreat
@AngeTheGreat 2 жыл бұрын
@@DJ_Level_3 nice! I'll check it out
@not_herobrine3752
@not_herobrine3752 2 жыл бұрын
looks hella smooth
@justanothercomment416
@justanothercomment416 2 жыл бұрын
@@DJ_Level_3 Yes, yatub loves sin sore ship.
@theRPGmaster
@theRPGmaster 2 жыл бұрын
@@DJ_Level_3 Amazing, that's a very pleasing design to look at. Has that type of rotary engine ever been made? You say it's the ideal geometry, has it been tried?
@Jack_Wolfe
@Jack_Wolfe 2 жыл бұрын
15:40 WOW i didnt realise how much it was missing till you added it in. That is absolutly amazing how that contributes so much to a realistic sound.
@ora2j251
@ora2j251 2 жыл бұрын
Add the gearbox whine to this, and then it'll be perfect. That transmission stuttering is amazing btw, at first i thought it was a bit too much but it fits perfectly (for a race engine at least).
@AngeTheGreat
@AngeTheGreat 2 жыл бұрын
It depends on the car of course, I used an exaggerated example like a racecar to demonstrate what it can do. Thanks for watching!
@ZeldaACFan17
@ZeldaACFan17 2 жыл бұрын
787B? 😀
@FuSiionCraft
@FuSiionCraft 2 жыл бұрын
My Rx8 reacts almost exactly like that with firm suspension and large but thin tires Well... there's also a reinforced gearbox, ultra light counterweight/flywheel combo and stage 3 clutch sooo... Might play a part too lmao
@vanqy.
@vanqy. 2 жыл бұрын
@@FuSiionCraft yeah flywheel is a big contributor to tackle stutter. having too lightweight flywheels can actually be contraproductive even kill the engine
@denneraraujo6813
@denneraraujo6813 2 жыл бұрын
@@AngeTheGreat bmw m3 gtr have high transmission noise
@regus69
@regus69 2 жыл бұрын
i clicked for the math and braps, i stayed for the thicc rotary that started fartin
@AngeTheGreat
@AngeTheGreat 2 жыл бұрын
A man with taste
@drew4910
@drew4910 Жыл бұрын
that shit FAARDED
@Fractal_blip
@Fractal_blip Жыл бұрын
She gotta poopr on er
@tokernizer
@tokernizer 6 ай бұрын
that thang do be farting for real
@xdomegalul7686
@xdomegalul7686 2 жыл бұрын
The gods gave us everything we asked for
@BI4ck_J
@BI4ck_J 2 жыл бұрын
YESSIR!!!!!!!!
@hunter3551
@hunter3551 2 жыл бұрын
God did 🙌🏿
@samuel1655
@samuel1655 2 жыл бұрын
AMEN!
@michaeldriver127
@michaeldriver127 2 жыл бұрын
Can Bluetooth this while driving- easiest four rotor install. 🙏
@supawonk
@supawonk 2 жыл бұрын
facts
@almfreak
@almfreak 2 жыл бұрын
dude the adjustments to the chassis and drivetrain flexibility in the vehicle simulation make an AMAZING difference in the end product! The engine simulator by itself is an absolute work of art, but it sounds mostly like an engine sitting on a dyno. Now it sounds like you're in the car! Bravo!
@Error-zp5cp
@Error-zp5cp 2 жыл бұрын
So happy you got a sponsorship ! Your channel is really growing now !
@Nafeels
@Nafeels 2 жыл бұрын
While as a dorito engine enthusiast I'm excited to see and hear the Wankel engine finally being simulated correctly, I actually screamed and did the DiCaprio pointing meme at the moment you explained how the rotor and housing design were optimized using an algorithm akin to a CNC machine. That's an extremely smart solution to model the reulaeux rotors and the epitrochoid housing, and no doubt Mazda engineers also used similar techniques in their research to build the 16X range extender. Mazda also worked on different cavity designs for the rotors to optimize combustion and it turns out that by having no cavity at all meant the highest compression ratio of 16:1 can be achieved. I know you've heard this so many times but you're so cool and smart for investing into this project! Can't wait to finally mod this and test out hypothetical designs including Rolls-Royce's diesel rotary prototype in my spare time. I'm betting someone will eventually show this to Rob Dahm too.
@cyrilio
@cyrilio 2 жыл бұрын
This Rolls-Royce diesel concept sounds fascinating. Never heard of it before.
@Nafeels
@Nafeels 2 жыл бұрын
@@cyrilio It’s certainly the most fascinating application of Wankel’s patented design. Simply put, two large rotors act as mechanical compressors and forcing exhaust gases from two small rotors to spin the large rotors, further compressing the intake air, before fuel (in this case diesel) gets injected onto the superheated air. You could say the entire operation is a hybrid of a compound turbo setup and a two-stroke diesel, except the fuel is injected directly into the small turbo, while the mechanical blower helps exhaust gases to be flushed out, all in one small package for a diesel. Engineering Explained has a great explanation of this concept.
@vanqy.
@vanqy. 2 жыл бұрын
already happend. robs fan base is very close and personally, there is no way our god will miss anything
@TipZ_TV
@TipZ_TV 2 жыл бұрын
Just got a Toblerone ad on the video. The triangle gods are watching over.
@bunpasi
@bunpasi 2 жыл бұрын
The power of finding a niche, from cereal box game to engine simulator. I'm really loving the series and the details you take in account. As someone who knows only little about engines, I didn't expect to hear any difference during the last demo, but I actually did hear it clearly. Very cool details.
@0xGRIDRUNR
@0xGRIDRUNR 2 жыл бұрын
the fully simulated sound at the end is ridiculously good, you could tell me it was recorded in a real car and id believe you
@C.I...
@C.I... 2 жыл бұрын
That drivetrain flex makes all the best noises happen!
@clarkstonguy1065
@clarkstonguy1065 2 жыл бұрын
Fantastic work. As a long time powertrain engineer with a college education in combustion I appreciate the approach you have taken. For any of the "real engineers" that have complaints about the level of accuracy or such THEY could use some more education around the concepts of optimization and fit for purpose. I also love the way this generates so much interest from other KZbinrs who I will generously say sometimes make it their own by tweaking some of the parameters in a way that may go a bit beyond what the laws of physics would generally allow. I sadly don't get these privileges at work, but if they are learning from it while interesting countless followers in physics, I am good with it.
@kalebbruwer
@kalebbruwer 2 жыл бұрын
9:20 You truly are fortunate to have such a... special research division
@0xGRIDRUNR
@0xGRIDRUNR 2 жыл бұрын
I just got done watching a few of the other videos on this simulator and i have to say im fucking blown away by it. I want to preface everything im about to say with the little tidbit that I have a degree in computer security, with 7 years of programming under my belt. This simulator combines so many different skills incredibly well, its a marvel this is a one person project. Rigid body physics simulation, fluid mechanics simulation, sound processing, data visualization, the engines being created in your own scripting language, as well as your real life knowledge of engines as the cherry on top. This is an absolutely stunning intersection of skills and the version shown is beyond what I expected when clicking on this video. Love it!
@kasuraga
@kasuraga 2 жыл бұрын
oh my god, after so many people attempted to make a "rotary" engine with this sim, and you go and build the damn thing proper in the simulator hahaha
@jorgegomes83
@jorgegomes83 2 жыл бұрын
I wasn't expecting this to come so soon! Thank you for your efforts and for listenning to our requests. You are truly the great.
@regeneric928
@regeneric928 2 жыл бұрын
You are the reason why I got back to programming (doing Linux Admin contract right now for living). And I am so happy that I saw your first video. Of course, I am not going to mimic your work (I am more interested in embedded and automotive) but... Thanks, it is nice to write code once again :)
@Mystixor
@Mystixor Жыл бұрын
Simulating an engine with its sounds has been on my list of long-term coding goals for a while, it's awesome to see you did it in such a polished way! This is very inspiring to see, thanks for sharing
@slsamg_5thscale
@slsamg_5thscale 2 жыл бұрын
Not only are you a genius setting the next groundstone for engine sound simulation, you are also gifted in explaining stuff quite easy. IMHO the only video for everything you need to know about Wankel engines.
@Nathan0A
@Nathan0A 2 жыл бұрын
Wow the flex really brought the whole experience to life. Seems a bit underdamped but what a transformative feature. I love this project so much!
@AngeTheGreat
@AngeTheGreat 2 жыл бұрын
It's a work in progress of course :)
@PrinceAlvar
@PrinceAlvar 2 жыл бұрын
The intake and exaust ports overlap. Solve this and you'll have a more accurate sound. Also not to mention most rotary engines have side intake ports. Furthermore use two ignition sources and have a two step flame front propagation for more accurate sound.
@bazinga1831
@bazinga1831 2 жыл бұрын
more evidence of a trash design lol
@Appletank8
@Appletank8 2 жыл бұрын
He's excluding the side ports to simplify, since its still largely 2 dimensional. The flame front also seems to be faster than reality, so dunno how much adding a second spark would do anything.
@roadrocket7770
@roadrocket7770 2 жыл бұрын
@@bazinga1831 more like someone that has no idea how to drive and maintain one of these engines. You gotta drive it like a 2 stroke. Feed it pre-mix and let it sing. They are reliable engines, you just gotta let them clear their throat every time you drive it. A 50:1 2 stroke mix keeps the apex seals happy
@madmax2069
@madmax2069 2 жыл бұрын
@@roadrocket7770 yup
@kugelblitz1557
@kugelblitz1557 2 жыл бұрын
​@@roadrocket7770 they do have some problems after a while though. The Renesis series in the RX-8 burns oil, so I have to act like a BMW owner and keep some extra stored in the trunk, and even if you take good care of it the apex seals don't last forever and replacing those is annoying, especially since you most likely have to diy it because local mechanics usually don't know how, and you don't want to pay enough to make them learn.
@tunatuna8877
@tunatuna8877 2 жыл бұрын
As a long time rotary enthusiast and someone who dove into the math to model one of these, this is spot on dude. Either you have also been a long time fan, or you really did your research!
@ericmin832
@ericmin832 2 жыл бұрын
You are who we all aspire to be. Keep it up!
@dempsej
@dempsej 2 жыл бұрын
You know it’s good when it gives you goosebumps. And this one (with flex simulation) surely does. Wow, again.
@boxer5755
@boxer5755 2 жыл бұрын
IT BRAPS, IT REALLY BRAPS, IT DOES THE BRAP, BRAP DORITO
@didnt_ask_for_handle
@didnt_ask_for_handle 2 жыл бұрын
Of course there's already someone out there making a physically based engine noise generator (and more). Here I thought I'd have something unique to my name when I'm done with my degree. Awesome work!
@Noffie
@Noffie 2 жыл бұрын
love seeing the amount of progress and I can't wait to be able to use it sometime in the future!
@sixeight8683
@sixeight8683 2 жыл бұрын
I'm surprised and so happy that you actually did the rotary simulation, this whole physics engine and engine simulator is so so freaking cool.
@jajajajajaja867
@jajajajajaja867 2 жыл бұрын
omg that flex simulation is AMAZING. you sir are a genius.
@FuSiionCraft
@FuSiionCraft 2 жыл бұрын
My god, the engine stuttering is just godly One of the biggest thing at play is fluid movement too, the biggest being the fuel But simulating it would be *extremely* difficult, not only the fuel level changing, but also the geometry of the tank itself, etc... But it's already perfect as it is, your work is amazing man !
@doggonemess1
@doggonemess1 2 жыл бұрын
Another thought, I hope game developers are taking notes. If not, they should hire you to do their sound coding. This sounds better than just about any game I've ever played.
@jacobm2625
@jacobm2625 2 жыл бұрын
Even better, he can just start his own company and license out his sound generation engine to game companies.
@doggonemess1
@doggonemess1 2 жыл бұрын
@@jacobm2625 That sounds like a great idea. There are so many parts of games now that are outsourced tools.
@robbinblo
@robbinblo 2 жыл бұрын
Not often am i glad people are sponsored. But here we are. Finally someone well deserved of one. Your content is amazing
@beacrox_8888
@beacrox_8888 2 жыл бұрын
I love it. You're amazing Ange! Can't wait for the public release.
@jeremiahhively3025
@jeremiahhively3025 2 жыл бұрын
I love how the audio is so accurate for what's happening
@ottomh99
@ottomh99 2 жыл бұрын
the next racing games will be amazing, thank you very much for the study and tests you've been doing
@LukemDakuwa
@LukemDakuwa 2 жыл бұрын
I'm here marking my position in history for the future of digital engine simulation. Cars in video games will sound so much more realistic thanks to this.
@pikkyuukyuun4741
@pikkyuukyuun4741 2 жыл бұрын
car games already have realistic sounds via recording the sound of the actual cars
@made.online2149
@made.online2149 2 жыл бұрын
@@pikkyuukyuun4741there’s a problem though: recorded sounds only capture sound from a specific car engine at a specific acceleration from a specific direction in a specific area into a specific microphone. By instead synthesizing engine noises, we can procedurally create more specific levels of realism.
@TessaTheCat_
@TessaTheCat_ 2 жыл бұрын
I had no idea you are a computer engineer! That's exactly the career I'm looking to pursue.
@aneeshprasobhan
@aneeshprasobhan 2 жыл бұрын
he's not an average computer engineer
@theRPGmaster
@theRPGmaster 2 жыл бұрын
It's hard to miss, since it's the only content he posts. I think it should be "software engineer" though, or programmer. Working with the programs more than the physical electronics. But I do enjoy it myself, learning C++ has been great, once you're caught up with the basics, you can easily keep expanding your knowledge forever.
@HavingCrumpets
@HavingCrumpets 2 жыл бұрын
@@aneeshprasobhan he's not your average every day computer engineer, he is... advanced computer engineer.
@rizkiyoist
@rizkiyoist 2 жыл бұрын
Yeah, trust me he is not your average software engineer. I'm a software engineer myself, even have the "lead" title in front of it, but the thing that he does as a hobby is way beyond my pay grade professionally. If you noticed the way he was able to explain complex topics in simple terms that regular viewers can understand, that is a sign of an exceptional engineer. I don't doubt that you can do it, I'm just saying it takes a lot of work, way beyond what normal software engineer does.
@theRPGmaster
@theRPGmaster 2 жыл бұрын
@@rizkiyoist Really? How can you be a lead developer and this is above your pay grade? I do this kind stuff in my free time (simulations, not this exactly), and I can't find ANY job, not even junior dev.
@jaydenblain3599
@jaydenblain3599 2 жыл бұрын
I'm actually so happy you got a sponsor for the vid! You definitely deserve more recognition!
@MitchPleune
@MitchPleune 2 жыл бұрын
I think some basic audio filters to simulate the environment could make this sound so much better. Maybe a little echo or muffling from imaginary buildings, grass, or the road would make a big difference.
@SparkyTheWrench
@SparkyTheWrench 2 жыл бұрын
The torque/load simulation is unbelievably great! Keep up the great work my friend!!
@azrenalmanza9748
@azrenalmanza9748 2 жыл бұрын
This is genuinely everything we have asked for. Thank you
@Bassalicious
@Bassalicious 2 жыл бұрын
Wowowowow! Amazing stuff as always! One small criticism: strictly speaking the driveline wouldn't be just flexible but have some play, which it sounded like you were trying to simulate by making the drivetrain more elastic than it should be. If there is a lightweight solution to simulate gear backlash and tighten up the elasticity it would improve the realism quite a bit further imo. It already sounds brilliant though, massive props my guy!
@AngeTheGreat
@AngeTheGreat 2 жыл бұрын
A small amount of play is incorporated into the simulation. The flex accounts for a lot of things and not just the drive train. Things like the engine mounts, wheel deformation and of course the deflection in the various shafts in the vehicle. It needs some calibration of course but this was my first attempt based on some reference footage. Thanks for watching!
@Bassalicious
@Bassalicious 2 жыл бұрын
@@AngeTheGreat Yeah I get that. By "driveline" I meant everything from combustion to tire contact patch, miscommunication on my part. Maybe it's the 787B being a race car, which makes me expect a tighter driveline with almost rigid engine mounts where the play sounds harsher. It could also be the lack of gearbox noises tricking my ears.
@jamesward1931
@jamesward1931 2 жыл бұрын
The depression in the rotor is actually there to define a decent combustion chamber as you can see without a depression the combustion chamber shape at full compression is very weird and difficult to get a spark plug to, and is also long and flat which means you end up with a lot of non-combusted fuel. By having a pocket in the rotor, the fuel air mix tends to be concentrated in towards one spot, which is where you would locate your spark plugs. This is a really excellent series, congratulations - keep it up! If you study the maths for the peri/epitrochoid, you can generate forms with more than two lobes (the wankel uses a 2 lobe form which gives that peanut shaped housing). Be interesting to see if you could get a triple or quad lobed housing to work!
@acrain7
@acrain7 2 жыл бұрын
So happy you got a Sponsorship!!
@jevandezande
@jevandezande 2 жыл бұрын
One of the major problems with rotary engines is differential heating of the sides of the rotary engines. It would be interesting to simulate a rotary engine that uses one rotor for compression and feeds that into another rotor for combustion on both sides (necessitating twice the ports) and possibly a rotor for exhaust scavenging.
@Unterlectual
@Unterlectual 2 жыл бұрын
Can you imagine a racing game (or even open world sandbox!) that simulated the engines of all vehicles this way, modelling dynamic deformation of the vehicles with collisions and wear? Being able to hop in a simulated 40 yr old pickup and hear the difference in wear? Even the industrial applications for such a technology are incredible - AI running on powerfull hardware would be able to reliably predict the precise failure times of various components by simulating years of runtime in fractions of a second. This really is the future.
@Vox_Unius
@Vox_Unius 2 жыл бұрын
I guess, the next step would be to simulate jet engines :) Or just turbines in general.
@SimonBuchanNz
@SimonBuchanNz 2 жыл бұрын
If I understand them correctly, most jet engines should be pretty boring to sim, since they are mostly in a steady state of gas pressures, and are mechanically just the one rotor (with lots of different fans coming off it)
@GubbaGamin
@GubbaGamin 2 жыл бұрын
So cool seeing the different rotor configs results simulated. Thanks!
@jagger8595
@jagger8595 2 жыл бұрын
Very cool! I'd love to see an opposed piston engine as well, like the new Achates engines.
@Roomsaver
@Roomsaver 2 жыл бұрын
There’s lots of them on KZbin. The simulator already supported it
@jagger8595
@jagger8595 2 жыл бұрын
@@Roomsaver They are still modeled with valves, which aren't present in the real design
@actuallydaneel
@actuallydaneel 2 жыл бұрын
awesome stuff man so glad you caught yourself a sponsor too
@AngeTheGreat
@AngeTheGreat 2 жыл бұрын
Thanks! Glad to have your continued support on my channel since the early days!
@actuallydaneel
@actuallydaneel 2 жыл бұрын
@@AngeTheGreat no one, then or since, has matched the indepth explanations and amazing visuals that you consistenetly put out
@ThatHVguyYash
@ThatHVguyYash 2 жыл бұрын
I know this must have been said a thousand times by now, but we need a game with this engine at its core.
@fastend
@fastend Жыл бұрын
In Assetto Corsa you can simulate driving this car and shifting sounds even better, but of course the sound was sampled from real life. Old fashioned method and in no way smart like this simulation. So you have games with awesome sound already, that was not a thing. But to simulate reality details like this is really a new level. I share your exitement.
@Joshk326
@Joshk326 2 жыл бұрын
This is by far one of my favorite projects I’ve seen on KZbin
@hansdietrich83
@hansdietrich83 2 жыл бұрын
for both the housing and the rotor there are exact mathematical curve functions, describing their shape. Implementing those would probably have been easier than your simulation method
@AngeTheGreat
@AngeTheGreat 2 жыл бұрын
I didn't know about the closed form solution, thanks for sharing!
@Pheo0811
@Pheo0811 Жыл бұрын
How do i get the formulas?
@whynotanyting
@whynotanyting 2 жыл бұрын
I know it sounds silly talking about a simulation of a thing that exists in real life, but it does give me goose bumps hearing it.
@Concodroid
@Concodroid 2 жыл бұрын
This is incredible! You should do reverb / echo in a tunnel next, with the Ferrari F2004.
@evenfunnierguy
@evenfunnierguy 2 жыл бұрын
I've been following this project of yours for some time and I think the versatility and maturity you have achieved is astonishing! The clear benefit is that the procedural nature of the sound makes it feel very organic, it doesn't suffer the loop & blend issues of prerecorded samples. Imagining that these sound effects are simulated in real-time with approximations, while they sometimes even challenge recorded engine sounds of AAA gaming titles... Chapeau, good Sir! Maybe this might go full circle one day and provide the base for future, recorded gaming sound samples!
@oskarelmgren
@oskarelmgren 2 жыл бұрын
That drivetrain flex is super sweet!
@eljefeamericano4308
@eljefeamericano4308 Жыл бұрын
Man, you were dead on referring to the Mazda from Gran Turismo. I didn't know the significance of that car when I discovered it in the game. I just knew it got along really well with me in races. It was only after playing the game that I eventually looked up the real car, and its history. Great video! I even watched the ad.
@SuperSpruce
@SuperSpruce 2 жыл бұрын
Amazing stuff! I would really like to see this simulation handle turbochargers
@wes.9353
@wes.9353 2 жыл бұрын
This is incredible, and gives me so many questions/ideas. Have you considered simulating different exhaust setups? Alternatively, being able to incorporate the sound of lifters, simulating misfires, intake, etcetera would be really exciting. Great stuff.
@ruolbu
@ruolbu 2 жыл бұрын
That RPM flutter at the end. I could feel it through my desk xD
@donaldglaser7686
@donaldglaser7686 2 жыл бұрын
I don't know much about a P-Port except delivering pizza and daily driving a friend's P-port 13B in the 90's with a Weber downdraft. Spin to 10,500 but shift around 9.5k and idle is 1450ish but wavering because of brap to 1700. Brap Brap Brap... and keep a fresh set of plugs in the center console. You might need to change them to get to work.
@GoldenSnek
@GoldenSnek 2 жыл бұрын
Reads title: Simulating a Rotary Engine *Meh...* (yes, it braps) *HELL YEAH*
@fpsawesom123
@fpsawesom123 2 жыл бұрын
This video is so underrated. The sound of it running the gears is... 🙌🙌🙌
@vanster6
@vanster6 2 жыл бұрын
this is a certified dorito moment
@joshuafinley644
@joshuafinley644 2 жыл бұрын
I've been waiting for a simulation of the Wankel engine and this is magnificent! It sounds just like the Le Mans winning Mazda 787B and braps like it too! I would imagine how difficult it was to get the geometry of this engine design correct, but I can say it was a massive success. And this is just the KKM Wankel design. I wonder if the DKM Wankel engine can be simulated and also other pistonless rotary engines like the LiquidPiston and Quasiturbine. Only time will tell and keep up the great work 👍
@se77ra57
@se77ra57 2 жыл бұрын
using this would you also be able to simulate a "liquid piston engine" or would that require remakeing the whole engine?
@TheWizardGamez
@TheWizardGamez 2 жыл бұрын
What a beautiful early Christmas gift
@ABorno-gp5rr
@ABorno-gp5rr 2 жыл бұрын
Would like to have 2-stroke support in Engine Sim as well.
@MrProfizmus
@MrProfizmus 2 жыл бұрын
When clutching is involved it feels like you're literally on the race track dashing through the wind. Incredible!
@tiagobelo4965
@tiagobelo4965 2 жыл бұрын
I wonder if this could be used for something like the strange soviet pentagon rotary engine
@raeyner
@raeyner Жыл бұрын
I like these videos because it makes me imagine the moment when someone finishes making something as complex as this, and hears it roar for the first time. These are *absurdly* amazing mechanical systems.
@abhishek.rathore
@abhishek.rathore 2 жыл бұрын
What are you using to make these animations or visualizations through code? I always wondered how creators made visuals to demonstrate code executions.
@ethanmonat
@ethanmonat 2 жыл бұрын
He made his own program.
@melomelo420
@melomelo420 2 жыл бұрын
@@ethanmonat yes and he's true chad
@fredrenault3855
@fredrenault3855 2 жыл бұрын
I got headphones on and listening to the simulated sound near the end made my ears ring. I'd say that's a VERY realistic rotary engine simulator. Did sound pretty accurate to a 4rotor too
@Misuune
@Misuune 2 жыл бұрын
Mah boi, this rotary simulation is what all true dorito fans strive for!
@volvo09
@volvo09 2 жыл бұрын
Loved the ending with "flexible vehicle simulation" just like overrun, that is something missing from engine simulations, the variation in load and rpm when shifting and when going over bumps on a track.
@fillman86
@fillman86 2 жыл бұрын
that's pretty cool!! I gotta put this in a beamng car, and we can race :P
@AngeTheGreat
@AngeTheGreat 2 жыл бұрын
I'm ready!
@capnthepeafarmer
@capnthepeafarmer 2 жыл бұрын
Excellent work! The method of substracting parts of the rotor to get it's shape is exactly the method used in manufacturing. As far as I've read, there is no closed form parametric equation of a rotor's shape. The rotors shape is instead created by a "collection of curves" which describe it's shape over a given rotation. Just a fancy way of doing what you have shown. The instantaneous volumes can also be calculated for the working chambers. Look up "ROTARY ENGINE" by Kenichi Yamamoto both 1981 and 1971 editions have most equations and methods to calculate the volumes!
@DuskyDaily
@DuskyDaily 2 жыл бұрын
A dorito engine! :)
@CringineerGaming
@CringineerGaming 2 жыл бұрын
I cant help but let my jaw drop every time I watch one of your videos. Amazing stuff
@carterc174
@carterc174 2 жыл бұрын
I'm here before Rob Dahm found this video..
@Kj16V
@Kj16V 2 жыл бұрын
Subscribed for the engine simulations. Please don't stop these!
@ConGie
@ConGie Жыл бұрын
That sounds remarkable. Im amazed at how well this simulation is working.
@BuzzaB77
@BuzzaB77 2 жыл бұрын
I ran a rotary for many years and that's sounding pretty damn accurate man well done.
@ivanleal4432
@ivanleal4432 2 жыл бұрын
As many others, I'm amazed at what you have created. Your brain has successfully mixed your knowledge in computers, mathematics and cars to create this tool that nobody managed to visualize, but now we all admire. I'm thinking, would this new "rotary edition" of the engine simulator help real life engineers at Mazda, for example, to develop new and improved rotary engines? At least to figure out approximate power outputs or how would a 5 rotor engine sound (15 combustion chambers should be interesting). Maybe in an improved version, you could even accurately simulate different combustion chamber designs, flame propagation, intake and exhaust ports locations... I don't know. I just imagine that the possibilities could be very attractive. Could it even be possible in the future to use an evolved version of this tool and find a solution to the oil burning flaw that Wankel rotary engines suffer? I just feel this simulator could be much more than just a curious project. By using this software, any person could save up millions of dollars in research and special facilities by just playing with it and create new configurations of this internal combustion engine that has been ignored by our cylinder-centrical society.
@Aderalls
@Aderalls Жыл бұрын
My favorite engine ever is the 4-rotor R26b engine found in the 787b, so this is a neat find. Good job.
@jackadams8299
@jackadams8299 2 жыл бұрын
Bruh this is gonna shoot you far past 100k real quick! Good stuff man. Definitely hard work material
@zakk_rx-7fd969
@zakk_rx-7fd969 2 жыл бұрын
These are massively entertaining, and I really thank you for the amount of hard work you put in to these!
@smol_yote
@smol_yote 2 жыл бұрын
This is very awesome, one thing I’d love to see in the future is not only diesel engines (which I think you’ve covered before) but the knock of many commercial engines, I’d love to see how octane and cetane is simulated
@AdamMGTF
@AdamMGTF 2 жыл бұрын
Only just found this channel. Love it. I'd like to see a back to back of some famous straight 6 engines and why they sound so different. The rb25, 1jz and the TVR engine would be fantastic. All are "common" engines to hear here in the UK and sound so different. The more modern BMW 6 engines would be a lovely comparison.
@netskaiper2
@netskaiper2 2 жыл бұрын
the new vehicle audio simulation sounds AMAZING! great work!
@fishrsa9046
@fishrsa9046 2 жыл бұрын
People like you are the ones who will revolutionise (pun intended) sound design in games to be much more realistic and accurate without relying heavily on recording real engines
@MixTheMetal
@MixTheMetal 2 жыл бұрын
the 787B also had a variable intake manifold! But the next challenge for you should be a 2 rotor with peripheral ports, bridge ports, street ports and factory ports. Just to see if the simulator can simulate what essentially prolongs intake timing like a cam, but without the cam lol
@JQNAH
@JQNAH 2 жыл бұрын
yes
@lemongames268
@lemongames268 Жыл бұрын
Found this gem on my homepage, no regret! +1 sub my man, keep up the good work
@AngeTheGreat
@AngeTheGreat Жыл бұрын
I'm glad the algorithm gods have brought us together, thanks for watching 🙏
@lemongames268
@lemongames268 Жыл бұрын
@@AngeTheGreat It's really interesting I've been tinkering with the codes now trying to achieve more HP out of single Rotor haha
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