Paul & Sabrina's EV Stuff!
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1000amp controller tests at 100 motor amps.wmv
MPaulHolmes
116 views
Some tests at about 100 motor amps. Gate to source, and drain to source overshoot and undershoot.
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Overshoot Undershoot Tests at 50 Amps
MPaulHolmes
104 views
This video shows how to turn on the controller, and the overshoot and undershoot on a real life actual motor.
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Soldering directly to a bus bar
MPaulHolmes
135 views
This is how I the backs of TO-247 diodes and mosfets directly to a big bus bar.
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Melexis Current Sensor Test
MPaulHolmes
136 views
This shows how you can calibrate the Melexis current sensor, which can be used for sensing thousands of amps. This will be used in a 1000 amp controller prototype.
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Josiah Rocket Movie
MPaulHolmes
162 views
Sorry about the short rocket video. Our camera was almost full, so we had to keep it really short. This was Josiah's first rocket.
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Computing Watt Hours Per Mile
MPaulHolmes
233 views
I compute the watt hours per mile at 18 mph and 35 mph. At 18 mph, it was 223, and at 35 mph, it was about 250. Hurray! That's better than I thought it would be.
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1000 amp Current Sensor Calibration
MPaulHolmes
313 views
Calibration of the 1000 amp current sensor. I used a Melexis HB sensor, and I wasn't 100% sure the full scale was really 1000 amps. Hurray, it is 1000 amps! Hurray!
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1000ampControllerPublished.wmv
MPaulHolmes
692 views
First test in the car of my homemade 144v 1000amp motor controller. This test was at 72v. Just a little jaunt around the block.
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Soldering the control board for the 144v 500amp controller
MPaulHolmes
1,726 views
This shows all of the steps of soldering the control board from start to finish. I show how to verify the correct orientation for each of the component types and how to so...
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How the 144v 500amp DC controller power section bolts together without the electronics
MPaulHolmes
1,712 views
This just shows how the power section all bolts together without the electronics, since some of the steps are different from the online help file.
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