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Search: Posts Made By: mora
Forum: Fossil Fuel Free 03-11-2018, 05:56 PM
Replies: 3,480
Views: 912,136
Posted By thingstodo
I spoke too soon. It seems that Paul made up a...

I spoke too soon. It seems that Paul made up a BOM and shared it with me with a link. But it's just for a single IGBT driver, not for the whole AC board. Sorry :(

BTW, the artwork for the AC...
Forum: Fossil Fuel Free 02-27-2017, 11:55 PM
Replies: 3,480
Views: 912,136
Posted By MPaulHolmes
I used one of the AC control/driver boards to...

I used one of the AC control/driver boards to make a 240v/120v split phase inverter, so that there are 2 120v supplies, and a neutral. The 2 120v supplies are 180 degrees out of phase, so you can...
Forum: Open ReVolt: open source DC motor controller 01-09-2017, 05:41 PM
Replies: 7,381
Views: 2,402,768
Posted By MPaulHolmes
Here's a new board for the high powered IGBT DC...

Here's a new board for the high powered IGBT DC controller:
http://i419.photobucket.com/albums/pp280/MPaulHolmes/DCBoard21Top.jpg...
Forum: Fossil Fuel Free 11-28-2016, 10:44 PM
Replies: 3,480
Views: 912,136
Posted By thingstodo
My un-informed opinion, and a few un-informed...

My un-informed opinion, and a few un-informed assumptions
- 20 kw = 26.8 hp (I need this for torque)
- 5,000 rpm for a decent small AC motor (it should be higher)
- 2 pole motor (3600 rpm at 60...
Forum: Fossil Fuel Free 11-17-2016, 12:38 PM
Replies: 3,480
Views: 912,136
Posted By MPaulHolmes
Here's a quick demonstration of 50 amps of...

Here's a quick demonstration of 50 amps of battery regen current, which was enough to make it skid to a halt:
https://www.youtube.com/watch?v=eTSo0OJLIXI
Forum: Fossil Fuel Free 11-16-2016, 07:38 AM
Replies: 3,480
Views: 912,136
Posted By arber333
Leaf Blog

I will try to show how i assemble and test my inverter here. Later i will probably try to log my second car conversion. Have fun reading.

https://leafdriveblog.wordpress.com/
Forum: Fossil Fuel Free 11-10-2016, 07:13 AM
Replies: 3,480
Views: 912,136
Posted By MPaulHolmes
It is 8 pole (4 pole pairs). Here's a video I...

It is 8 pole (4 pole pairs). Here's a video I just finished with testing it on our go-kart. I don't think it would spin if the pole pairs were wrong:
https://www.youtube.com/watch?v=6FUEo_TXSDg
Forum: Fossil Fuel Free 11-05-2016, 10:10 AM
Replies: 3,480
Views: 912,136
Posted By arber333
I decided to at least make a good box to mount...

I decided to at least make a good box to mount the hardware for inverter in it. Later i will adapt plugs and contacts to fit only from outside.
Check the brass rails and mounting of the main PCB.
...
Forum: Fossil Fuel Free 10-17-2016, 05:13 AM
Replies: 3,480
Views: 912,136
Posted By arber333
My Leaf controler build

Hi all

Ive been lurking some time now and reading this thread. Lots of info. I bought one PCB rev. 0 obviously and i built it to completion.

Like Paul said i will use 2x film caps 800V 100uF...
Forum: Fossil Fuel Free 07-28-2016, 07:43 PM
Replies: 3,480
Views: 912,136
Posted By wehzeh
Great news! Finished generating new schematics....

Great news! Finished generating new schematics. Shuffled some stuff around and made a new easy-to-read PDF. Once everyone is comfortable with the branch I'll merge it back into master and we'll...
Forum: Fossil Fuel Free 04-04-2016, 03:44 PM
Replies: 3,480
Views: 912,136
Posted By MPaulHolmes
Andrew Clark got his car running with his Nissan...

Andrew Clark got his car running with his Nissan Leaf motor and the controller I sent to him!! This is officially the first vehicle test in the known universe. Although, I think that one species...
Forum: Fossil Fuel Free 03-17-2016, 12:33 PM
Replies: 3,480
Views: 912,136
Posted By MPaulHolmes
Sure you can send me the code. It probably won't...

Sure you can send me the code. It probably won't be for a few days. In fact, e*clipse would be a better person.
mora: Yes! 3 blocks in parallel. Each with their own current sensor and their...
Forum: Fossil Fuel Free 03-17-2016, 02:50 AM
Replies: 3,480
Views: 912,136
Posted By thingstodo
Build log for my DC controller March 16. ...

Build log for my DC controller

March 16.

We got the various test stuff moved out to the golf cart:
- battery cables
- motor cables
- contactor
- controller
- throttle
Forum: Fossil Fuel Free 03-01-2016, 08:56 AM
Replies: 3,480
Views: 912,136
Posted By MPaulHolmes
Here's one of the new boards I ordered: ...

Here's one of the new boards I ordered:
http://i419.photobucket.com/albums/pp280/MPaulHolmes/NewACController.png (http://s419.photobucket.com/user/MPaulHolmes/media/NewACController.png.html)

It's...
Forum: Fossil Fuel Free 02-28-2016, 10:50 AM
Replies: 3,480
Views: 912,136
Posted By ale0502
Wink power section

Hi everyone!
I start to build my power section of my controller.

http://i65.tinypic.com/op6w55.jpg

The pcb is "hand-made", support 12 TO-3P IGBT, 6 electrolytic capacitors and the connectios...
Forum: Fossil Fuel Free 02-25-2016, 11:33 PM
Replies: 3,480
Views: 912,136
Posted By MPaulHolmes
I've got the "saliency adjuster" code working, so...

I've got the "saliency adjuster" code working, so it can run an interior permanent magnet motor now. well, I'm going to switch back to the Toyota mgr and get that working now that I know it works...
Forum: Fossil Fuel Free 02-11-2016, 05:44 PM
Replies: 3,480
Views: 912,136
Posted By WindyDrew
Received my controller today from Paul. Plan on...

Received my controller today from Paul. Plan on writing a instruction guide with pics as I put my race car together. Thanks
Forum: Fossil Fuel Free 01-26-2016, 12:54 AM
Replies: 3,480
Views: 912,136
Posted By MPaulHolmes
My wife made a Ken Burns documentary of me...

My wife made a Ken Burns documentary of me testing out our new Nissan Leaf motor:
https://www.youtube.com/watch?v=qzlLh8xxx1g

The resolver to encoder chip I used is AD2S1210.
Forum: Fossil Fuel Free 01-13-2016, 11:50 PM
Replies: 3,480
Views: 912,136
Posted By thingstodo
Update for Jan 13 I need to change how I do...

Update for Jan 13

I need to change how I do things for testing the AC controller, and things in general .. I guess. I am avoiding editing video, and I don't want to get way ahead with testing...
Forum: Fossil Fuel Free 12-17-2015, 12:07 PM
Replies: 2
Views: 1,368
Posted By pearl62
New BMS designed for DIY

I have been a long-time lurker (and learner :)) here on the forums, and have successfully converted my own car, a 1996 Honda Civic, which I have driven almost every day in my commute for the last 8...
Forum: Fossil Fuel Free 11-25-2015, 01:41 PM
Replies: 3,480
Views: 912,136
Posted By Piotrsko
I don't know if you know IVAN and his web site, ...

I don't know if you know IVAN and his web site, but he has this tutorial for rewind Ac 3phase motors for use in electric cars.

I am also not sure, But I believe that a series DC can be made into...
Forum: Open ReVolt: open source DC motor controller 02-22-2014, 12:20 PM
Replies: 7,381
Views: 2,402,768
Posted By MPaulHolmes
Hello! VR1 just changes the trip point for the...

Hello! VR1 just changes the trip point for the last line of defense, which is the hardware overcurrent trip point. The software is what really keeps the current at no more than 500 amps. Fully CCW...
Forum: Open ReVolt: open source DC motor controller 12-31-2013, 04:30 AM
Replies: 7,381
Views: 2,402,768
Posted By duncan
Happy New Year Guys

Happy New Year Guys
Forum: Open ReVolt: open source DC motor controller 05-29-2013, 11:25 AM
Replies: 31
Views: 17,861
Posted By adamj12b
I will put together a virtual machine and it will...

I will put together a virtual machine and it will make everybody's life easier. It will take a day or 2 to setup and configure everything. I will include the firmware for the controller ready for...
Forum: Open ReVolt: open source DC motor controller 05-29-2013, 08:32 AM
Replies: 7,381
Views: 2,402,768
Posted By adamj12b
The code for the controller needs to be compiled...

The code for the controller needs to be compiled in linux. It WILL NOT compile inside AVR studio.

To compile in linux, Install avr tools and development tools. Then copy over the source files and...
Showing results 1 to 25 of 47

 
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