"Here provides Excell tables to calculate the curves of internal venturi nozzle. The internal venturi nozzle have the advantage that the turbine blades are placed at a maximum radius in the nozzle, which gives a lot more torque. Also the number of…"

"Here, the first success - Ideal working prototype Windmill Red Baron .. Because at the age of 14 years well done flying models, these skills are to this day. Despite the efforts of various forces that my budget was very limited, I made a perfectly…"

"[quote name='Kelpiecross' post='6313921' date='Jun 13 2013, 11:26']Feliks - maybe you should make a helicopter version - a venturi/RAT assembly on each rotor tip with the electricity generated driving the main rotor…"

"Well, this a lunatic continuing science, here's the project added to the venturi such an aircraft for flight litte 300 watts of power. Drew a venturi nozzle such as for example for driving a bicycle. I tried to accurately maintain scale…"

"Just now I got a nice picture of one of the English forums which publishes ... I guess I was promoted to senior lecturer ... But why is ores men clog ears ?? Andrew"

"In other forum : :)[quote name='Wuzak' date='Jun 10 2013, 11:21' post='6310355']I believe you have Solidworks. Do you have simulation? I suggest that you test your venturi tube in simulation, and see how the flow works,…"

"[QUOTE=jetman150;11124380]I've got a bit of fiberglass and pvc pipe ine the garage.. What dimensions of venturi would I need to have, for a "windmill" electric generator, if the average windspeed in my area is 10-15 mph?[/QUOTE] No…"

"And here's a rat, even now encased pipe .. Just make cones .. Aero Albaros plane. :wave: This is a photo of a helicopter engine 400 hp in comparison to my hand. For this engine, only air flows, and its mass generates the power to the motor…"