Water rocket

Water rocket isn't only children game, some people do it with very technical work (Some peoples are Aquastronautes :-) ).
You can go on a best site about this.
Here, you can see some of my water rockets. I have build some others, but don't realy fly.

R - Ram-Dam II

One of my first rocketry science study...

2nd rocket
Height:26m
Speed:130Km/h
Weight:90g
Water:500g
Bottle:1 x 1,5L
Nozzle:2,5cm(start without top)
Pressure:?bar
  • movi
  • I'm not sure if is a best think to stabilise the rocket.
model of rocket

R - Ram-Dam III

A better rocket, but a too large engine.

3th rocket
Height:38m
Speed:120Km/h
Weight:100g
Water:600g
Bottle:1 x 1L
Nozzle:2,1cm(start without top)
Pressure:?bar
jet jet in jet out

R - Ram-Dam IV

A more light model, with a small engine.

4th rocket
Height:?m
Speed:?Km/h
Weight:80g
Water:400g (40%)
Bottle:1 x 1L
Nozzle:1,5cm
Pressure:?bar
start system start system, open shematic system

R - Ram-Dam IV - V. 0.5L

It's a petit mais costaud water rocket !

4th rocket
Height:?m
Speed:?Km/h
Weight:35g
Water:200g (40%)
Bottle:1 x 0.5L
Nozzle:1,5cm
Pressure:?bar
back of rocket
http://f.rodrigo.free.fr//me/space/space.php - Frédéric Rodrigo - f.rodrigo@ - (c)2005 GPL