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Posts Made By:
danibjor
Forum:
Fossil Fuel Free
10-16-2015, 08:30 PM
Replies:
3,480
Paul and Sabrina's Cheap 3 Phase Inverter (AC Controller) with Field Oriented Control
Views:
912,413
Posted By
e*clipse
Ok, here's what I was talking about: ...
Ok, here's what I was talking about:
http://i1369.photobucket.com/albums/ag217/engrrick/motor%20controller1_zpsomwuiouj.jpg...
Forum:
Fossil Fuel Free
10-12-2015, 03:50 PM
Replies:
3,480
Paul and Sabrina's Cheap 3 Phase Inverter (AC Controller) with Field Oriented Control
Views:
912,413
Posted By
e*clipse
Totally agree! :) I'm doing something...
Totally agree! :)
I'm doing something like that on my AWD conversion.
Some years ago, I was inspired by a team that converted a Subaru WRX to AWD electric. Basically, they used two Siemans...
Forum:
Fossil Fuel Free
10-12-2015, 12:24 AM
Replies:
3,480
Paul and Sabrina's Cheap 3 Phase Inverter (AC Controller) with Field Oriented Control
Views:
912,413
Posted By
thingstodo
It appears that none of this is original. Oh...
It appears that none of this is original. Oh well. I guess I read it over at EVTV and recalled it in my own way .. does that count?
From the description above:
- substitute the DMOC645 AC...
Forum:
Fossil Fuel Free
10-06-2015, 04:41 PM
Replies:
3,480
Paul and Sabrina's Cheap 3 Phase Inverter (AC Controller) with Field Oriented Control
Views:
912,413
Posted By
e*clipse
Paul - exactly what I was trying to get at. :) ...
Paul - exactly what I was trying to get at. :)
danibjor - back when I was first learning to program, (Attempting games like Astroids on a Commodore "CBM") I made code that, um, worked with all...
Forum:
Fossil Fuel Free
10-06-2015, 03:38 PM
Replies:
3,480
Paul and Sabrina's Cheap 3 Phase Inverter (AC Controller) with Field Oriented Control
Views:
912,413
Posted By
MPaulHolmes
I have learned 1000 ways how not to make a light...
I have learned 1000 ways how not to make a light bulb. haha. Trying a couple more things out. I think my "filtering" idea and assuming that current and voltages and derivatives are perfect sine...
Forum:
Fossil Fuel Free
10-05-2015, 12:39 AM
Replies:
3,480
Paul and Sabrina's Cheap 3 Phase Inverter (AC Controller) with Field Oriented Control
Views:
912,413
Posted By
MPaulHolmes
Make Field-oriented Motor Control Affordable | EE...
Make Field-oriented Motor Control Affordable | EE Times (http://www.eetimes.com/author.asp?section_id=36&doc_id=1326445&piddl_msgid=350768#msg_350768)
Forum:
Fossil Fuel Free
09-30-2015, 04:45 PM
Replies:
3,480
Paul and Sabrina's Cheap 3 Phase Inverter (AC Controller) with Field Oriented Control
Views:
912,413
Posted By
MPaulHolmes
Here are a couple graphs: back emf angle...
Here are a couple graphs:
back emf angle (found sensorlessly vs the rotor flux angle found using the encoder and a bunch of random formulas haha):
Here is a graph of the sensorless BACK EMF...
Forum:
Fossil Fuel Free
09-29-2015, 03:55 PM
Replies:
3,480
Paul and Sabrina's Cheap 3 Phase Inverter (AC Controller) with Field Oriented Control
Views:
912,413
Posted By
e*clipse
Thanks for tracking that down - I'll remove it...
Thanks for tracking that down - I'll remove it and see how things work out. Maybe the PICKIT3's are more robust than the older ICD 2's. Or maybe they're slower and they work with the capacitor...
Forum:
Fossil Fuel Free
09-29-2015, 03:31 PM
Replies:
3,480
Paul and Sabrina's Cheap 3 Phase Inverter (AC Controller) with Field Oriented Control
Views:
912,413
Posted By
MPaulHolmes
The sensorless is working, but now I'm fine...
The sensorless is working, but now I'm fine tuning it so it works as good as possible. Also it was getting really oscillatory after a certain RPM, and I forgot that I was doing the field weakening,...
Forum:
Fossil Fuel Free
09-26-2015, 07:44 PM
Replies:
3,480
Paul and Sabrina's Cheap 3 Phase Inverter (AC Controller) with Field Oriented Control
Views:
912,413
Posted By
MPaulHolmes
It's so much fun reading all the new posts when...
It's so much fun reading all the new posts when all I did was go to costco and eat some pizza. haha. The controller on instructables doesn't have voltage monitoring, but it can control current...
Showing results 1 to 10 of 10
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