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NK-33 engine


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Hi all. It\'s my first engine made from real prototype.

NK-33 used in Soviet lunar program, on the first stage of N1F. After 20 years this engines were bought by americans for using on Antares-2 after some modifications. This engine have not gimbaling, pitch and yaw on N1 controlled by dismatching thrust on opposite standing engines. Maybe, I\'ll make NK-33-1, modified version with gimbaling and increased thrust.

I made simplified version, and I have two reasons for this:

1. There are too lot of poly\'s even in this simplified model.

2. My knowledge of 3ds max is very modest.

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It has 12 700 polys, I\'ve optimized it from 25 000 polys. Optimising continues :D

I don\'t know how it mounted on real N1. And I don\'t know how to mount it, maybe like you said. I\'ve added some details, new pictures will be soon. It will be difficult for me to texture it good, because I don\'t know modifier Unwrap UVW very well.

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Wow, that engine looks spectacular! If you need any pointers on unwrapping, just let me know. I\'ve been fighting my way thru the 3ds UV system for a while now.

I hope optimizing didn\'t hurt that silhouette too much, because it looks great the way you\'re showing it off.

Also wow, That RD-170 is gonna be rough to get done inside the usual polycount limits for this game.

You might want to look into texturing as a way to simulate more detail with fewer polys? Especially with those pipes and radial clams that are almost flush with the engine nozzle, you could just make them a surface bump and paint in some shading to make it look like it\'s a pipe?

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Might make sense to attach a circular 'mount' to the engine, so it can be easily combined with existing fuel tanks?

Either that or a series of 'adapters' in various sizes to stack between the engine and the fuel tanks? You could put a little fuel in the adapters too, so they aren\'t wasted space.

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Adapters? Hm... I can make that. I will make it soon, a few days later.

I also made RD-170 and RD-180 engines. RD-170 is most powerful liquid fuel engine in the world, RD-180 is cutted version of RD-170. RD-170 used in the first stage of 'Energia', RD-180 used on the first stage of Atlas-IIA(Atlas-III).

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