Where are all my Prop Engine and Transmission Peeps?
8 replies, posted
So one of my favorite things to do in Gmod is build prop engines; I've only recently been granted with the knowledge to get them working well enough to perform in a car so my next step was to put the power to the wheels. I watched a few videos and with some inspiration from a 3 year old video of Mr.White's. I came up with this two speed transmission plus reverse. I know there is a better way to execute this but my knowledge of E2 doesn't allow me to do it yet. So watch the video, enjoy it if you can stand to , and give me some feedback on what I can potentially do to make this better/smaller without using an E2 transmission.
-snip-
I make engines but they're not good for anything other than looking at most of the time :v:
[media]http://www.youtube.com/watch?v=DPoaZSBO1fc[/media]
[media]http://www.youtube.com/watch?v=ReS_7dk-b_U[/media]
I also made all of the props used in the engines.
I made a prop engine once.
I jumped on top of it while it was running
The server crashed
Then had a segmentation fault when it restarted
I never built another one
I used to do nothing but. Then I figured out suspension. Then I started a several year long struggle to build an engine powered car that A: could climb [i]any[/i] hill, B: wouldn't crash the server, C: Wouldn't lag people out of the server.
I gave up 2-3 years ago when ACF came out. These days I'll build the odd hit-and-miss from props but that's it. I have been pondering building a couple more stationary engines for old time's sake, though.
[QUOTE=TestECull;46740808]I used to do nothing but. Then I figured out suspension. Then I started a several year long struggle to build an engine powered car that A: could climb [i]any[/i] hill, B: wouldn't crash the server, C: Wouldn't lag people out of the server.
I gave up 2-3 years ago when ACF came out. These days I'll build the odd hit-and-miss from props but that's it. I have been pondering building a couple more stationary engines for old time's sake, though.[/QUOTE]
Yeah I build suspension stuff too; as you can see by my chassis in the video; but these little engines I've been making havent been crashing servers
I devised an engine a while ago that can handle nearly any amount of power, i call it a shaker.
[img]http://puu.sh/dGF6f/2f516487fd.png[/img]
[img]http://puu.sh/dGFmo/229914d8e3.jpg[/img]
Individual cranks to distribute load better.
Basically you have two crankshafts with the piston between, the conrods are non-rigid ropes connected to each crankshaft. I used a 250 unit axis to "swing" the piston instead of a slider. When the thruster pushes and pulls, it never pulls the thruster away from the engine, which usually happens when you put too much thrust through it.
Pros:
-Extremely lightweight for the power put out.
-Nearly impossible to flex constraints, the first failure is usually the cranks being too light and they warble.
-Very high torque for such a short piston stroke
-Completely flat/linear power curve. Constraint flex does not diminish power at high rpm
Cons:
-More moving parts
-Axis swing can make high RPM unsustainable. Currently my designs are only good for 1,000rpm safely.
[img]http://puu.sh/dGFqV/7445eff513.jpg[/img]
I pushed 17,000hp from a 1300kg engine. Practically in a vehicle it is stable with 300-1000hp.
Without a video I can't be sure, but since you mentioned axes I have to ask: is it just like a more refined slapper engine of old?
[QUOTE=Most wanteD;46802717]Without a video I can't be sure, but since you mentioned axes I have to ask: is it just like a more refined slapper engine of old?[/QUOTE]
he's talking about using axis' as constraints to keep the pistons in their positions; instead of the traditional slider method.
demonstration of this principle can be seen here
[video=youtube;NlXkmK3DPvM]http://www.youtube.com/watch?v=NlXkmK3DPvM[/video]
So I've been pondering a bit today and seeing as I like these types of engines so well. I'm curious if anyone has gotten an Idea similar to this;
If you remember gas systems 2 from Spacebuild servers you'll recall they had "powered" thrusters that required some form of gas to be supplied to them for them to work properly. What I'm thinking is why can't we make a prop engine with this concept so as they require a "fuel" tank similar to the special engines in ACF.
Sound like a good Idea or too much work?
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