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Search: Posts Made By: thadm
Forum: Fossil Fuel Free 10-13-2011, 08:58 AM
Replies: 3,480
Views: 916,703
Posted By CollinK
Well... you asked... so pardon the book......

Well... you asked... so pardon the book... Hopefully I get all the details right, or at least close enough to illustrate the point. ;)

Yes, shoot through is a problem. Just to be clear: shoot...
Forum: Fossil Fuel Free 10-04-2011, 08:11 PM
Replies: 3,480
Views: 916,703
Posted By CollinK
I breadboarded the main controller section. ...

I breadboarded the main controller section.

My initial testing is complete. I've still got work to do but I did get a 5HP motor to spin. The motor was a 440V motor and I only had about 90V worth...
Forum: Fossil Fuel Free 09-24-2011, 11:52 AM
Replies: 3,480
Views: 916,703
Posted By CollinK
Just a quick note: I'm working on putting...

Just a quick note: I'm working on putting together an AC controller based on preliminary schematics from this project and the source code that Paul had for the project. The source code is currently...
Forum: Fossil Fuel Free 11-02-2009, 04:34 PM
Replies: 3,480
Views: 916,703
Posted By MPaulHolmes
Paul and Sabrina's Cheap 3 Phase Inverter (AC Controller) with Field Oriented Control

Let's face it, AC is better than DC! An AC motor will last forever, since there are no brushes to wear out. You get regenerative braking for free, which both recharges the batteries, and saves the...
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