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Forum: Open ReVolt: open source DC motor controller

05-09-2014, 12:08 PM

Replies: 7,381

Sticky: Paul & Sabrina's cheap DIY 144v motor controller

Views: 2,409,043

Posted By Roche

You could just use a serial port from the main...

You could just use a serial port from the main controller to send data to a second controller that does the user interface - that would minimise the overhead on the main controller...

Forum: Open ReVolt: open source DC motor controller

08-14-2013, 04:12 AM

Replies: 7,381

Sticky: Paul & Sabrina's cheap DIY 144v motor controller

Views: 2,409,043

Posted By Roche

So in your case 1, the existing...

So in your case 1, the existing current/temperature monitoring should take care of any destructive conditions.

Case 2, you might not see maximum current, but equally you possibly won't see a huge...

Forum: Open ReVolt: open source DC motor controller

08-09-2013, 10:43 AM

Replies: 7,381

Sticky: Paul & Sabrina's cheap DIY 144v motor controller

Views: 2,409,043

Posted By Roche

Would I be right in saying that this is less...

Would I be right in saying that this is less about sudden, large, temperature rise and more about sudden (and possibly sustained), large current drain?

Forum: Open ReVolt: open source DC motor controller

11-28-2012, 11:13 AM

Replies: 7,381

Sticky: Paul & Sabrina's cheap DIY 144v motor controller

Views: 2,409,043

Posted By Roche

fwiw It may be worth baking the mosfets for...

fwiw

It may be worth baking the mosfets for 24 hours prior to soldering at about 30-50C - that helps get rid of any moisture the package may have absorbed - it's a reasonably common procedure. The...

Forum: Open ReVolt: open source DC motor controller

12-07-2011, 11:55 AM

Replies: 7,381

Sticky: Paul & Sabrina's cheap DIY 144v motor controller

Views: 2,409,043

Posted By Roche

You don't suppose there is any possibility of the...

You don't suppose there is any possibility of the motor itself having frozen? And it took large amps to break free, then warmed up...
Most electronics will work happily to much lower than rated...

Forum: Open ReVolt: open source DC motor controller

07-12-2011, 10:19 AM

Replies: 7,381

Sticky: Paul & Sabrina's cheap DIY 144v motor controller

Views: 2,409,043

Posted By Roche

I've been lurking here for over a year now, and...

I've been lurking here for over a year now, and read the thread end to end. I've learnt a lot about the overall architecture of a controller from it. Yesterday I got called out to look at a diesel...

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