Propulsion (49)

Discussions Replies Latest Activity

left and right panning

Is capable to pan left or right ? from the images and schematics I could not see haw to pan left or right. I ask because in survey you nee…

Started by Gavrlescu Ionel

4 on Sunday
Reply by Ion

An improved propeller for the vertical thruster

Hi All:    Here at OROV HQ we've been working on optimizing the motors and propellers for future versions of OpenROV.  Here's a little pee…

Started by Walt Holm

2 Jul 17
Reply by Walt Holm

Permanent Magnet

Does anybody have any idea about the type of magnet being used in BLDC motor?

Started by Pranesh S B

1 Jun 26
Reply by Sciencemike

Reverse power drops to zero with commands over 70% level on port and starboard motors.

This is a new one for me which seems to be with the new software release 2.5-rc2.    When the throttle commands exceed about 70% on the por…

Started by Chris

3 Jun 19
Reply by Chris

dynamic positioning

i am dreaming of an ROV for a long time already and have been really interested in this project. As far as i see you are using a dynamic p…

Started by Carsten Berensmeier

1 Jun 17
Reply by Brian A

Clearance between thruster and nearest componenet

What should be the minimum clearance between thruster front/back and nearest componenet? Pranesh

Started by Pranesh S B

1 Jun 11
Reply by Ion

Air motor control

I have been investigating air motors. Air motors have some neat advantages versus electric motors, such as light weight, high power, corros…

Started by Nicholas Wernicke

4 Jun 6
Reply by Clark Davis

Ghost In The Machine!!

This is a funny example of what happens when you get confused in the middle of calibrating the ESC's....I am not touching anything, and the…

Started by Marius Antares

1 May 9
Reply by Ion

Dual 40mm counter rotating prop thruster pod

Ion, thank you for the belt design idea posting. Prototype of dual 40mm counter rotating thruster pod concept design.3D printable! …

Started by Mark P

9 May 8
Reply by Ion

Cockpit crash

Hi all, I keep having cockpit crash when pushing a bit hard on the props while in the water. It looks like the batteries cannot deliver the…

Started by Benoit Gantaume

10 May 6
Reply by Eik Deistung

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