We bought a new jet engine... can we boost it?!

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Tech Ingredients

Tech Ingredients

Ай бұрын

We purchased a swiwin 300B turbojet engine and test an unconventional method to increase it's thrust. If you try to do this at home, please do it safely.
Find us on Patreon our website and twitter/x:
/ techingredients
www.techingredients.com/
/ t_ingredients

Пікірлер: 2 000
@michaelgammage4524
@michaelgammage4524 Ай бұрын
Not enough people confirm negative experimental results. Such a good way to improve your intuition.
@brokens1097
@brokens1097 Ай бұрын
Very true. Fun fact: top comment confirms a negative experimental result, human condition has entered a intellectual mass extension.
@Benoit-Pierre
@Benoit-Pierre Ай бұрын
Technically ... Général science rarely publish failures, but computing security ... Always do !!!
@OriginalThisAndThat
@OriginalThisAndThat Ай бұрын
"Can we boost it?"
@Macatho
@Macatho Ай бұрын
Indeed. Negative results are still very worthwhile. It's not a failure, you know what does not work.
@thezeus6831
@thezeus6831 Ай бұрын
3 measurements = statistically significant. I find it concerning that if we get a ‘good’ result we stop taking measurements. Only when we get ‘bad’ results do we measure again. Bias is a killer of the truth.
@MarkSparks-xd9yy
@MarkSparks-xd9yy Ай бұрын
This guy is my favorite mad scientist.
@friskydingo5370
@friskydingo5370 Ай бұрын
😊
@waynesworldofsci-tech
@waynesworldofsci-tech Ай бұрын
Mine too!
@abesouth3805
@abesouth3805 Ай бұрын
mad scientist he may be yet he is a very knowledgeable mad scientist across may fields.
@janilepisto5084
@janilepisto5084 Ай бұрын
not mine
@gaelonhays1712
@gaelonhays1712 Ай бұрын
Markle Sparkle? (Sorry, obscure reference. The mad science is fun.)
@RRFTube
@RRFTube Ай бұрын
Thank you for avoiding sponsors, may the algorithm be with you.
@scottpageusmc
@scottpageusmc Ай бұрын
As a former Turbofan Test Engineer for Lockheed and Rolls-Royce at Stennis Space Center on the huge Trent engines, this video makes me happy!
@TechIngredients
@TechIngredients Ай бұрын
I'm glad. That's an endorsement.
@citizenblue
@citizenblue Ай бұрын
My first thought when I saw the augmenter was a vacuum engine test stand
@user-ki9iv3jk7k
@user-ki9iv3jk7k Ай бұрын
My question is, if you have forced air say 45 mph into the turbine blades will it be faster at the exhaust end.without fuel
@scottpageusmc
@scottpageusmc Ай бұрын
@@user-ki9iv3jk7k, the compressors and turbines are mechanically linked through shafts. So, no. In a Trent engine, there are three shafts, which rotate independently and at different speeds and directions to each other. However, each compressor and turbine on the same shaft rotate at the same RPM.
@wesleydeer889
@wesleydeer889 Ай бұрын
@@TechIngredients You should make the first "Rotary Vane Engine" AKA sliding vane engine. They solve all four fundamental problems of the piston/crank. They are literally the theoretically perfect heat engine, for converting intermittent combustion into rotary shaft power. Their Torque output is stupendous (the main flaw of piston/crank) as their torque lever (moment of arm) is equal to the radius of the rotor (a coffee can sized RVE would produce ~2000ft/lbs.). They can achieve thermal efficiencies approaching 70% (as opposed to 25%), by having expansion ratio's of 40:1, yet compression ratio's of 20:1, without detonation issues (its rotary, no piston slow down). They are a true rotary engine, not even the Wankel is true rotary. The one problem you have to solve is... vane tip friction... from the sliding vanes contacting the inner periphery of the circular housing. This can be done a number of way, and it's just crazy no one has done this. Their are only about 9 Patents pertaining to rotary vane engines. Only a few people have ever really attempted to make one, even though they are the geometrically perfect design for a gasoline/diesel/HC engine. Even a poorly functioning prototype would be almost twice as efficient as a modern car engine. And would also remove the need for transmissions, since the torque output is sufficient... As it has the same mechanical advantage electric motors do. By implementing a method of vane control, whereby the vanes do not contact the housing, but maintain ~5 micron clearance, you would have zero friction/contact/wear...and still have an effective sealing of combustion gases, as below 5uM a choking effect occurs. Near zero blowby. And a piezoelectric actuator could do this with ease. The military uses piezoelectric actuators on their turbine shroud, to micro-adjust the ever so important blade clearance...
@compub3ar
@compub3ar Ай бұрын
This is my tributary comment for the algorithmic gods. May your subs grow ever higher
@nathanielswanson5730
@nathanielswanson5730 Ай бұрын
lol, same
@tomboyd7109
@tomboyd7109 Ай бұрын
I wonder if the thumbs up is enough of a sacrifice to the algorithmic gods to appease them?
@LibreImpacto
@LibreImpacto Ай бұрын
@@tomboyd7109 Depends on how it's removed, I suppose.
@friskydingo5370
@friskydingo5370 Ай бұрын
To one million and beyond
@MKSHMSCARLSONAUGHALOPAGUS
@MKSHMSCARLSONAUGHALOPAGUS Ай бұрын
We exalt in the glory of the tributary comment \0/
@xBIGMUSCLEx
@xBIGMUSCLEx Ай бұрын
You got a reduction in thrust because the volume of air entrained couldn't make up for the massive pressure drop the augmenter created. It expanded the the nozzle area rapidly reducing exhaust velocity. Lower exhaust velocity for relatively the same air mass flow means a reduction in thrust. It works on the pulse jets because their exhausts are at a much higher velocity (supersonic) due to the fact they have a detonative combustion process compared to deflagrative for the jet engine, so the augmenter essentially becomes like a convergent-divergent nozzle for them, helping their exhaust expand for greater velocity.
@youngbloodbear9662
@youngbloodbear9662 Ай бұрын
Sort of, i think the case is really more to do with momentum coupling, the high velocity low massflow provides less impulse for the energy of a high massflow low velocity flow, and the really inefficient pulse het output gets a larger benefit by entraining a larger massflow in the augmenter than the better tuned turbojet
@xBIGMUSCLEx
@xBIGMUSCLEx Ай бұрын
@@youngbloodbear9662 A good test would be to couple the augumenter directly to the pulse engines in a way that doesn't cause entrainment. Basically just welding it to the engine. If the thrust still increases then my theory is probably right.
@slateslavens
@slateslavens Ай бұрын
I was wondering how much the exhaust velocity was going to affect it.
@youngbloodbear9662
@youngbloodbear9662 Ай бұрын
@@xBIGMUSCLEx that would be a fair test I agree
@xBIGMUSCLEx
@xBIGMUSCLEx Ай бұрын
@@youngbloodbear9662 I patented a jet engine design that uses similar principles.
@leoarc1061
@leoarc1061 Ай бұрын
I did notice the fact that you do not advertise on this channel. In fact, that's one of the main reasons why I like and respect this channel so much. It is an unavoidable truth that whenever a KZfaq channel starts adverting products and/or services which the host will never use, there is a high probability that a gradual change will start to take place. The motivation to produce a video starts to be more and more driven by financial rewards rather than intellectual ones. A line of thust is cut between the channel and its audience. Some of the audience will, to an extent, feel conned for having been lured into a long, seemingly useless, perhaps misleading advert. Thank you ever so much for honestly caring about your viewers and their viewing experience. Such posture will never go unnoticed.
@terrypitt-brooke8367
@terrypitt-brooke8367 Ай бұрын
The fact that you published video with a disappointing result demonstrates your integrity. I'm looking forward to the pulse jet iteration!
@Vandelay666
@Vandelay666 Ай бұрын
Thank you for not having annoying sponsorships. Love your channel
@zeitgeist909
@zeitgeist909 Ай бұрын
I disagree. we can all put up with a 20 second sponsor. But NOT the youtube ads every 5 minutes (it's a engineering video but we get pushed ads about some game?). A quick sponsor read by these guys of a product they really might use works for me and every cent they can put towards the science I am all for it.
@fabiena1787
@fabiena1787 Ай бұрын
@@zeitgeist909 Firefox and voilà.
@Vandelay666
@Vandelay666 Ай бұрын
@@zeitgeist909 You don't get either sponsor or ads. You get ads or both ads and sponsor. KZfaq wants it's cut and they only earn it by ads, not by sponsor. There are ways to stop the ads, you can search for it
@E_Proxy
@E_Proxy Ай бұрын
Problem is: KZfaq ads are getting more and more annoying. I got like 4 or 5 during this video. Even 45seconds one
@Ineluki_Myonrashi
@Ineluki_Myonrashi Ай бұрын
@@E_Proxy The channel gets no say about the youtube ads. If you don't have premium you will get them, Tech ingredients has no say in the matter.
@whatthefunction9140
@whatthefunction9140 Ай бұрын
They are alive!
@dand5593
@dand5593 Ай бұрын
I was wondering the same thing! 😂
@friskydingo5370
@friskydingo5370 Ай бұрын
I bet it takes a lot of work and time to build everything
@dand5593
@dand5593 Ай бұрын
Great guys and smart with 1% of mad scientist :) Hope all to be safe and ok to see 10 mils subs here 👍
@joaomrtins
@joaomrtins Ай бұрын
I don't know who I get more surprised is alive after each video, them or I did a thing. Both keep doing the craziest stuff.
@OkammakO
@OkammakO Ай бұрын
@@joaomrtins Alan Pan is also a FULL LUNATIC.
@lovropaic3978
@lovropaic3978 Ай бұрын
Quality of this channel is absolutely stunning. Thank you for making this content and thank you for not killing us with ads!
@johnnycorona7249
@johnnycorona7249 Ай бұрын
One of my favorite channels, thank you so much and please don't stop putting out this amazing content.
@Mad-Jam
@Mad-Jam Ай бұрын
Propane guy here. You have 2 holes near the torch base. That uses same principles (i think it is some type of venturi) to mix air with jetted propane.
@penguiin12
@penguiin12 Ай бұрын
what??? youre made of propane?
@zachmoyer1849
@zachmoyer1849 Ай бұрын
@@penguiin12 no he is Pro Pane his hands install quality windows by day and inflict quality justice by night.
@josephbusby4625
@josephbusby4625 Ай бұрын
​@@zachmoyer1849😂😂😂
@detuneCris
@detuneCris Ай бұрын
@@penguiin12 he is, what's the problem?
@clayton97330
@clayton97330 Ай бұрын
Propane and propane accessories?
@user-rc4od4mn8b
@user-rc4od4mn8b Ай бұрын
I am a tech geek! I love watching you put together projects that, as a kid, I could only dream about! Thank you!
@Indoor_Man
@Indoor_Man Ай бұрын
I love this channel. Thanks to these guys I learn every time I watch. Keep up the great work and I'm excited for 1 million subscribers!
@mickeyfilmer5551
@mickeyfilmer5551 Ай бұрын
You're the Bloke millions of kids would want as their dad !! my dad was useless at everything, which is why I became an engineer, and now have five kids with good University Degrees and the youngest (Number six) doing four A-levels to get him into university here in the UK. Your Videos are inspiring to young engineers worldwide. Thank You.
@friskydingo5370
@friskydingo5370 Ай бұрын
Impressive is a understatement. These guys need a raise. You guys rock. 😊
@carlswenson5403
@carlswenson5403 Ай бұрын
fancy suit, no tie, matching hat, arrive via chauffer .. go to the big boy gun show looking right
@kloneo
@kloneo Ай бұрын
his hair changed color
@taperry326
@taperry326 Ай бұрын
Been a sub for years, thrilled with your content, and especially thrilled about your million subs proximity. Keep up the great work!
@gannas42
@gannas42 Ай бұрын
Always appreciate your work on these videos. Thank you once more!
@SmokeyPyro
@SmokeyPyro Ай бұрын
You got my like. Just for not getting stupid sponsors! If i could give 2, id do it as well because i love these informative video's! Keep up the good work 💪🏻
@friskydingo5370
@friskydingo5370 Ай бұрын
They have a patreon that I subscribed to I feel the same way
@williambarnes7948
@williambarnes7948 Ай бұрын
To the moon
@SmokeyPyro
@SmokeyPyro Ай бұрын
@@friskydingo5370 lots of ppl sell out, raids shadow legends or other bs Glad there are still honourable people as content creators
@shaunstewart4064
@shaunstewart4064 Ай бұрын
Can't wait to see and hear you light up the pulse detonation engine especially. Always love your content.
@friskydingo5370
@friskydingo5370 Ай бұрын
Ditto 🙂
@pablosilva7233
@pablosilva7233 Ай бұрын
"This is my tributary comment for the algorithmic gods. May your subs grow ever higher." Greetings from Brasil!😃
@BJbear2001
@BJbear2001 Ай бұрын
Thank you for all the research and development that you and your team do! I've started making one of the sound panel projects and I'm really excited to hear the results later. Keep up the great work!
@spunkyprep
@spunkyprep Ай бұрын
I love this channel. Dude explains stuff sometimes in such great detail I get lost on the point of the video, but holy shit he's like the genius dad everyone always wanted.
@TechIngredients
@TechIngredients Ай бұрын
Wow!
@robertspencer5219
@robertspencer5219 Ай бұрын
Been with you folks for over 4 years now. Just shared the Tesla boat video with someone earlier today!
@ChrisB257
@ChrisB257 Ай бұрын
Continue to be in total admiration of your dedication to things experimental. As usual excellent dialog explaining processes. Very glad the channel is doing so well - I well remember your really early output and here you are getting ever closer to 1M subs! Thank you.
@themonkeydrunken
@themonkeydrunken Ай бұрын
Always a treat when your channel pops up in my feed. You'll have a million subscribers soon!
@MrDhalli6500
@MrDhalli6500 Ай бұрын
I got excited when you said "Rotating detonation engine". They are the engines of the future.
@edz44
@edz44 Ай бұрын
That's a pulsed detonation engine, not an RDE.
@jonathanberry1111
@jonathanberry1111 Ай бұрын
@@edz44 Yes, but he mentioned an RDE.
@MrDhalli6500
@MrDhalli6500 Ай бұрын
@@edz44 Now......go back and READ, with your eye balls what I wrote. I wrote "I got excited when you SAID rotating detonation engine. I didn't say the two other engines he had beside him were RDE's....I said the WORDS came out of his mouth. And that's exactly what he says @ the 2:18 mark. Gosh I for one feel better knowing I was correct in what I wrote. You should leave "Trolling" to the experts.
@MrDhalli6500
@MrDhalli6500 Ай бұрын
@@edz44 Go back and read what I wrote S.L.O.W.L.Y and tell my why your comment isn't deleted yet.
@InvaderMik
@InvaderMik Ай бұрын
@@MrDhalli6500Are… are you ok? You came back six hours later just to leave another frustrated comment? At that point I’m actually kinda concerned about you.
@jon7187
@jon7187 Ай бұрын
You know, I didn’t realize this till now but this channel is a modern day Mr. Wizard for adults.
@friskydingo5370
@friskydingo5370 Ай бұрын
I totally loved that show as a kid 😊
@Ahtalon
@Ahtalon Ай бұрын
in germany we had Löwenzahn the guy who moderated it was an Engineer who often built Rube-Goldberg machines (little fun fact: he was the sound-technician responsible for transmitting Kennedy's speech in Berlin "Ich bin ein Berliner"
@AbuIvan180
@AbuIvan180 Ай бұрын
​@@Ahtalonmöge Herr Lustig in frieden ruhen
@chucksmalfus9623
@chucksmalfus9623 Ай бұрын
@@friskydingo5370was that the original series in the 50s or the newer one in the 70 I believe? I loved the ones when I was a kid in the 50s.😊
@wizardwillbonner
@wizardwillbonner Ай бұрын
I said exactly that the first time I saw one of his videos. It was rocket engines, if I remember correctly.
@PrestonK92
@PrestonK92 Ай бұрын
You guys rock, I'm glad you are still pumping out the videos.
@Electro01
@Electro01 Ай бұрын
The delivery and the content of those video are so professional! You are setting a quality standard here. Thanks for making them!
@rothn2
@rothn2 Ай бұрын
I love how deep you got here! So few channels (probably none as much as you) do this, and as someone who does some light research myself, I really enjoy this.
@valkyrie9212
@valkyrie9212 Ай бұрын
I always love how informative your videos are. I’ve learned more about jet engines than I ever knew.
@jimstott9475
@jimstott9475 Ай бұрын
Awesome in-depth details and explanations. Thank you for the tremendous amount of work you put into everything you guys do.
@Vindolin
@Vindolin Ай бұрын
I love your channel and can't wait to see you hitting the million subscribers. You earned it!
@chavdarnaidenov2661
@chavdarnaidenov2661 Ай бұрын
You express your thoughts in a well-planned, precise way. You avoid the usual parasitic adjectives and interjections that connote emotions and beg for empathy, but would actually deflect attention from the fine explanations that you offer. This manner is characteristic of an inquisitive scientific intellect that converses with nature through the language of experiment. The description of how and why a turbo-jet engine works is concise and in my view perfect. (There, I fulfilled my moral duty to write a long comment :) But the complement is well-deserved).
@TechIngredients
@TechIngredients Ай бұрын
Thanks for doing your duty!😘
@stefanl5183
@stefanl5183 Ай бұрын
@@TechIngredients Hello, I think the 2 reasons you gave for the augmenter not working on the turbojet are logical and likely valid, but I feel there may be a third reason as well. I believe the augmenter may produce additional thrust by basically functioning somewhat like an afterburner, but instead of burning additional fuel to get the heat energy it uses to produce thrust, it's simply extracting wasted heat energy that still remains in the exhaust gases after they leave the main engine. In essences it's kinda like a striling engine in regard to the fact stirling engines further extract work from the exhaust gases before expelling them. I think one significant reason this doesn't work with the turbojet is because to some extent turbojets are already designed to do this. Remember in your description of the afterburner, you touched upon how the exhaust from the engine was still oxygen rich. Well, that's because the engine pulls in significantly more air than it needs for combustion. In the engine that additional air absorbs heat and converts it to thrust and work (in turning the turbine) inside the engine. This, is of course, why the turbojet, is already vastly more efficient than the pulsejet. And it likely also explains why the augmenter has no chance of working very well on the turbo jet to begin with.
@DanSmithBK
@DanSmithBK Ай бұрын
Love, love, love this channel! This is why the internet is brill...
@yeahnahcobba
@yeahnahcobba Ай бұрын
the content you produce is always absolutely top notch. amazing technical detail.
@thetomfrederick
@thetomfrederick Ай бұрын
Definitely one of my favorite KZfaq channels. Keep up the good work, fellas. Subscribed. (Retired electrohydraulic servovalve guy).
@mikenielsen8781
@mikenielsen8781 Ай бұрын
I always look forward to your videos and am never disappointed when they drop!
@matthewlee8917
@matthewlee8917 Ай бұрын
So glad to see another vid. These guys are incredible.
@richardoleson7934
@richardoleson7934 Ай бұрын
You guys are having WAY too much fun! Thanks for bringing us along on your journey.
@mikevanin1
@mikevanin1 Ай бұрын
I think your millionth subscriber is not that far away. You deserve all the support you get for your excellent content. You have such outstanding video production standards that the effort is invisible to so many who take it for granted. Well done, and keep growing from strength to strength.
@friskydingo5370
@friskydingo5370 Ай бұрын
I love pulse jets. So simple yet so effective. I built on a couple years ago it worked grate untill the reeds failed. Good times. I cant wait to see what you guys have instore. 😊
@friskydingo5370
@friskydingo5370 Ай бұрын
I used propane. It wasent grate I can't wait to see what fuel you will use. Jet fuel would be awesome 😊
@glennllewellyn7369
@glennllewellyn7369 Ай бұрын
@@friskydingo5370 Interesting mate!
@SameerLalji
@SameerLalji Ай бұрын
It has been a while since you did a video. Glad you see you're back at it!
@genebrugnoni2784
@genebrugnoni2784 Ай бұрын
Your channel is the biggest breath of fresh air. Thank you for doing what you do. ✌️
@TrippySquidsman
@TrippySquidsman Ай бұрын
Love your honesty, integrity and dedication to educational and scientific content. Please keep doing what you're doing.
@krasslofw.4393
@krasslofw.4393 Ай бұрын
Outstanding what you do. Keep on!
@jgress898
@jgress898 Ай бұрын
Missed you guys, love your content.
@raphaeldepaula3054
@raphaeldepaula3054 Ай бұрын
Last week I was checking for New videos. YAY! Great work as always!
@guillaumed.7329
@guillaumed.7329 Ай бұрын
This is the 3rd time I need to re-suscribe to this channel! Not sure why I keep getting kicked out. I love your video! Congrats and thank you for the great work!!
@thearbiter302
@thearbiter302 Ай бұрын
What an excellent video. Thank you for the hard work and cool content.
@teddypamperin6232
@teddypamperin6232 Ай бұрын
Welcome back to your channel! Missed you.
@jamesdouglas8760
@jamesdouglas8760 Ай бұрын
Always look forward to your well thought out posts.
@alifalafel4831
@alifalafel4831 Ай бұрын
You guys are the best! I love your experiments and teaching style.
@friskydingo5370
@friskydingo5370 Ай бұрын
Time to wake up the neighbors 😅 when they ask just tell them its your industral hair dryer 😊
@raymondhellberg3600
@raymondhellberg3600 Ай бұрын
Excellent and very interesting as always - thanks!
@LittleGreenFire
@LittleGreenFire Ай бұрын
I love it when we get a new Tech ingredients videoooooooo keep 'em coming please
@TrophyT08
@TrophyT08 Ай бұрын
Appreciate the amount of work and impressive entertainment value of this channel.
@debrainwasher
@debrainwasher Ай бұрын
One should never underestimate the Reynold's number in such a setup with fast moving turbulent gas flow. However, there are good news. There is already a working and well proven augmenter for continuously operating jet engines, that improves power and fuel economy significantly: It is termed the turbo-fan concept. You need a turbo shaft engine with a large fan at the intake face, driven by a planetary gear box. Fan and engine are mounted coaxially within a tube. the main wirking principle is that of a gas-pump. Additionally, the hot exhaust gas stream provides more work - close to Carnot's efficiency with optmised engines. Consequently EGT of the whole system is much lower.
@ACCPhil
@ACCPhil Ай бұрын
Yeah, but a modern high-bypass turbofan can't take you supersonic (yet). And that has to be the goal
@debrainwasher
@debrainwasher Ай бұрын
@@ACCPhil When supersonic flight is the goal, I agree. However, if fuel economy and low emissions are required, turbo-fans are the best choice.
@citizenblue
@citizenblue Ай бұрын
I would love to see a proper RC scale high-bypass axial flow turbofan! Centrifugal flow turbojet engines are the only ones I've ever seen.
@CaptnApathy
@CaptnApathy Ай бұрын
since the air inside it drags, is there some internal design that can work similar to the dimples in a golf ball? maybe many rings for vortexes to form in place to reduce friction with the exhaust from engine?
@beautifulsmall
@beautifulsmall Ай бұрын
Great well thought out experiments and tests. Love the channel.
@richardkiray4697
@richardkiray4697 Ай бұрын
Your presentation of the subject matter is EXCELLENT!! Thank you so much for this engaging video.
@spacemanzero2329
@spacemanzero2329 Ай бұрын
Oh, I was waiting for these guys
@rustyshakleford5230
@rustyshakleford5230 Ай бұрын
It's funny, but one thing I really enjoy about your videos is your approach to safety. I've actually tried to model some of my own safety procedures off of yours. Like try and think of the worst possible thing that could theoretically happen and have everything you need to mitigate a big problem like that. And then if you only have a little problem, you're over prepared.
@dr3ifach
@dr3ifach Ай бұрын
Love your channel. You’re like a teacher that only plays with the cool toys!
@thedumfuk8811
@thedumfuk8811 Ай бұрын
High quality content as usual. Keep up the good work!
@youngbloodbear9662
@youngbloodbear9662 Ай бұрын
Aerospace engineer, but admittedly didn’t specialize in propulsion, still I did study it quite a bit. What I can say is that typically aerospace propulsion comes down to momentum coupling, you have a given power generation available in a reactive engine and you need to maximize the useful momentum transfer coming from that, that means balancing massflow and exit velocity. You can have a lot of air moving slow or a little air screaming fast with the same energy. Because of the V^2 vs V scaling of energy and momentum that means you get the most oomph from a larger mass moving slow, but if you’re moving at a certain velocity you have to give *some* impulse or you aren’t really doing anything. It tends to balance so that the exhaust velocity is most efficient at about 2x the forward speed. A turbojet has a really fast exhaust, so its not very efficient for most aircraft, instead we use bypass air and extract more energy from the turbine to run the fan of a turbofan to push lots of air at the right speed to maximize efficiency. Then for big slow aircraft we go straight to a turboshaft engine and run a huge propeller so something like 80x the air is getting pushed on by the screw than runs through the engine, and at the limit we have helicopters where they can be more or less efficient while static. Getting on to pulsejets, they run off of an explosion meaning they have a brief pulse of high velocity output, but they usually run on slow moving or static frames. An augmenter better couples the momentum of that impulse by entraining a larger massflow and distributing that pulse over a longer time, you get a bigger smoother push instead of sharp taps. Meanwhile a small turbojet, while it does have a fast exhaust and lower massflow, the internal flow velocity usually assumes mach 0 behavior and it’s nothing crazy, ~mach 1 for a hot gas. Using an augmenter here is similar to a really inefficient implementation of bypass air in a turbofan, i wouldn’t be surprised to see it working, but i also can see why it wouldn’t be especially effective in comparison to the pulsejet
@TechIngredients
@TechIngredients Ай бұрын
Agreed
@youngbloodbear9662
@youngbloodbear9662 Ай бұрын
@@TechIngredients after thinking a little longer, I’m guessing it’s possible to see thrust improvements but the ‘tuning’ of the augmenter design might be quite different than for a pulse jet, and the losses to skin friction drag on the walls of the augmenter are likely to be more significant than for an equivalent pulse jet. I don’t have a good enough intuition here to be confident about what parameter changes might be required though, but I might suggest playing with diameter and length as some first order changes to try and find some correlations to start optimizing on. That may be cost/time prohibitive though
@RGB_tv
@RGB_tv Ай бұрын
WOOOOT lets go welcome back!!
@somethingelse2740
@somethingelse2740 Ай бұрын
Thank you for doing all that you guys do. Very entertaining and enlightening. Love the broad range of subjects that you guys get into.
@TechIngredients
@TechIngredients Ай бұрын
Our pleasure!
@JDSchuitemaker
@JDSchuitemaker Ай бұрын
Just when I thought that I haven't seen any video's from your channel for such a long time, there is a new one! Thank you!
@goryramsy
@goryramsy Ай бұрын
Unlike others on KZfaq with similar engines, I'm glad to see proper hearing protection used!
@Based_Dept.
@Based_Dept. Ай бұрын
Safety sally
@texasrob2782
@texasrob2782 Ай бұрын
those things are so painfully loud, I don't know how those rc guy go without protection
@Laurelinad
@Laurelinad Ай бұрын
@@texasrob2782 probably due to 1/r^2 aka the further you are away the less painful it gets and since rc planes tend to fly several meters above and dozens of meters away from you it's tolerable compared to just sitting next to the engine itself
@kiyoponnn
@kiyoponnn Ай бұрын
​@@Based_Dept.why is an ignoramus like you watching a science channel? I reckon politics and conspiracy theories are more your speed.
@graealex
@graealex Ай бұрын
I don't think any other KZfaqrs have been using this without hearing protection. It's deafening. Maybe they used plugs that you didn't notice, but I don't think there's anyone out there who doesn't understand the dangers of an engine this loud.
@cursedgamer2778
@cursedgamer2778 Ай бұрын
woah, caught this before even a minute passed
@noskings
@noskings Ай бұрын
One of the best channels on KZfaq for sure. Been hooked ever since your early videos on sound and made a set of the DML speakers paired with a 3d printed sub from Hexibase, which made a fantastic little DIY project with great sound for the price. Keep up the awesome work, hope you guys get the recognition you deserve!
@theflyingdutchman787
@theflyingdutchman787 Ай бұрын
I am always impressed at the neatness of the setups of your experiments.
@friskydingo5370
@friskydingo5370 Ай бұрын
Nothing sounds better than a turbine spooling. Magnificent !
@djb5320
@djb5320 Ай бұрын
you should hear your mom spooling
@bueb8674
@bueb8674 Ай бұрын
It's always like, oh that's fast, wait it's still speeding up, and it's STILL speeding up, and that's just at idle. then you go full throttle
@jerrymoostache7821
@jerrymoostache7821 Ай бұрын
YES!
@Woffo
@Woffo Ай бұрын
It's easy to visualise exactly what's happening thanks to the casual competance you convey in your explanations.
@luciddream2033
@luciddream2033 Ай бұрын
Always love your videos. Very educational.
@DFMurray
@DFMurray Ай бұрын
It's the same type of device they use to inflate aircraft emergency slides. Instead of a jet engine though it uses a small rocket motor.
@leonmusk1040
@leonmusk1040 Ай бұрын
Or four large co2 canisters depending on setup.
@JakoboPQG
@JakoboPQG Ай бұрын
Love the long format and detailed explanations!
@patrickcrouch49
@patrickcrouch49 Ай бұрын
This is great stuff. Love all the prep and explanation of systems used in testing. Makes me want to be a backyard scientist too!
@user-uq5qw1fk3d
@user-uq5qw1fk3d Ай бұрын
Interesting video! It shows the value of checking your intuition. The jet sounded awesome.
@ninjaqade879
@ninjaqade879 Ай бұрын
Love your content guys. Not stuff I think would ever apply to my daily life, but I love watching nonetheless! Love that you guys care more about the overall experience than you do milking the profits, we all see the passion and that's what most of us are here for I'm sure
@radumiad
@radumiad Ай бұрын
One of the best channels on KZfaq. Thank you for sharing these experiments with us!
@PrairieKass
@PrairieKass Ай бұрын
very good content, i appreciate your concise explanations and safety procedures
@myockey
@myockey Ай бұрын
It's so much fun watching you guys get more and more ambitious, all while taking everything deadly serious.
@daveb8598
@daveb8598 Ай бұрын
Looking forward to seeing this with the pulse jets! Love your channel
@brandonj8724
@brandonj8724 Ай бұрын
I love this channel. My favorite channel hands down. I always prefer your content
@the_mystic_man
@the_mystic_man Ай бұрын
I've followed this channel for many years through my other account. It's very exciting how hardcore the videos have been getting
@gamerscomplete
@gamerscomplete Ай бұрын
love your videos, ive never been dissapointed with any of them. thanks for making them for us
@snozzmcberry2366
@snozzmcberry2366 Ай бұрын
It's been a long time since I found a youtube video fascinating and engaging enough to sit through 40 minutes without a single pause. This was incredible.
@wayjet1
@wayjet1 Ай бұрын
Great video as always. Hope you get a millionth subscriber soon and looking forward to the pulse jet video.
@jamesallan8910
@jamesallan8910 Ай бұрын
Another fascinating deep-dive, thanks guys!
@DS-xg9kf
@DS-xg9kf Ай бұрын
Excellent video again. You do everything I want to do myself.. thank you.
@TerryPullen
@TerryPullen Ай бұрын
Thanks for posting. I very much enjoyed it.
@darrensworkshop6783
@darrensworkshop6783 Ай бұрын
Thanks for the work guys.
@zevakikel
@zevakikel Ай бұрын
I can't tell you how excited I get when I realize you've posted a new video and how much I enjoy watching it! Thank you!!!!
@TechIngredients
@TechIngredients Ай бұрын
Wow!
@josephgauthier5018
@josephgauthier5018 Ай бұрын
Great content as always!
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