Originally Posted by Dr Honda

Good luck.

But I think you will find that a turbine will drink WAY more fuel than you are accounting for. Also... 2 Lbs of thrust will be useless since you are projecting more than 2 Lbs just for your fuel, and fuel tank. I'm sure the weight of a tank, that would hold 600g of CNG would weigh at least 1lb on it's own. (Since you have to contain 3600 psi)

As far as a "Hobby" use.... it's not going to be viable. We want to refuel, and go fly. There isn't any real way to refill a CNG tank in the field without expensive equipment.

With that said... if you get someting running, post up some pics.