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Search: Posts Made By: johan_alps
Forum: Power Systems 09-13-2014, 11:20 AM
Replies: 9
Views: 418
Posted By johan_alps
In fact I didn't find the problem. Now it...

In fact I didn't find the problem.

Now it sometimes stutter when I change from idle 2 to idle 1. It also stops totally whenever descend in an autorotation like speed. i.e. when there is no load...
Forum: Power Systems 09-10-2014, 08:32 PM
Replies: 9
Views: 418
Posted By johan_alps
After a lot of experimenting I seem to have found...

After a lot of experimenting I seem to have found the problem.

It is running in a mini protos. It got a lot better after releasing the tension of the belt between motor and main shaft pulley. Then...
Forum: Power Systems 08-25-2014, 11:31 AM
Replies: 9
Views: 418
Posted By johan_alps
Re: Motor cogging / stuttering

@beaver @kyle As explained in the first post I've changed both motor and esc already.

@jetplaneflyer the rpm is around 60-80% of max

Envoyé depuis mon GT-I9100 avec Tapatalk
Forum: Power Systems 08-24-2014, 10:29 PM
Replies: 9
Views: 418
Posted By johan_alps
I replaced the main shaft and it is still doing...

I replaced the main shaft and it is still doing it.

I'm really lost as to what could cause this. It seems that the problem accumulates over the time the motor is run on one battery.

When I...
Forum: Power Systems 08-17-2014, 11:17 PM
Replies: 9
Views: 418
Posted By johan_alps
It's an msh 60a, I turned it down to both...

It's an msh 60a, I turned it down to both proportional and integral gain to lowest position. Same problem.

However I noted that problem
- Is not present with motor alone
- Is present even...
Forum: Power Systems 08-17-2014, 03:18 PM
Replies: 9
Views: 418
Posted By johan_alps
Motor cogging / stuttering

I've got an heli where the motor starts cogging whenever I turn down the governor speed. I've got a swith and whenever I command a lower rpm it starts cogging. It happens rarely but does happen when...
Showing results 1 to 6 of 6

 
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