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Search took 0.02 seconds. Search: Posts Made By: mora
Forum: Open ReVolt: open source DC motor controller 04-13-2018, 09:32 AM
Replies: 7,381
Views: 2,408,608
Posted By mora
I have those old files for 500A controller in my...

I have those old files for 500A controller in my Google Drive. Don't see any .pcb or .sch though.

(old link)
https://drive.google.com/open?id=0BwDDz3qF3B61WXptQTY4ZlJWYjg

updated link:...
Forum: Open ReVolt: open source DC motor controller 10-15-2016, 05:40 AM
Replies: 7,381
Views: 2,408,608
Posted By mora
See this:...

See this: https://drive.google.com/folderview?id=0BwDDz3qF3B61enJSNlVBUkQzTUU&usp=sharing

I've tried to gather everything needed for basic 2C mosfet version build there. I'd like to do the same...
Forum: Open ReVolt: open source DC motor controller 08-16-2016, 11:14 AM
Replies: 7,381
Views: 2,408,608
Posted By mora
Wiki links have been dead for too long. Here are...

Wiki links have been dead for too long. Here are version 2C files and some old 1000A and 1D version files too.

https://drive.google.com/folderview?id=0BwDDz3qF3B61enJSNlVBUkQzTUU&usp=sharing
...
Forum: Fossil Fuel Free 03-01-2016, 01:49 AM
Replies: 3,480
Views: 914,962
Posted By mora
Here. Remember to set precharge delay correctly...

Here. Remember to set precharge delay correctly on your controller or you will weld contacts shut quickly. This is not a bulletproof solution and you should supervise voltage level during precharge....
Forum: Fossil Fuel Free 02-28-2016, 12:05 PM
Replies: 3,480
Views: 914,962
Posted By mora
Cool. Smaller power requirements there? I'd be up...

Cool. Smaller power requirements there? I'd be up for similar power and control board. We have a moped to convert. ACIM of course. Hehe.

Connect precharge resistor in series with controller B+...
Forum: Fossil Fuel Free 01-25-2016, 10:54 AM
Replies: 3,480
Views: 914,962
Posted By mora
What happened to automated precharge? Didn't you...

What happened to automated precharge? Didn't you have one in 1000A DC controller board? How about voltage sensing and ability to include it into datastream? You could calculate battery power used and...
Forum: Open ReVolt: open source DC motor controller 12-14-2015, 11:16 AM
Replies: 7,381
Views: 2,408,608
Posted By mora
There are different coolants for different...

There are different coolants for different cylinder block materials. I guess you'd have to coolant made for aluminium cylinder blocks.
Forum: Open ReVolt: open source DC motor controller 03-15-2014, 06:22 PM
Replies: 7,381
Views: 2,408,608
Posted By mora
It is me who is finnish. It was propably stuck in...

It is me who is finnish. It was propably stuck in your head because of Varttina and "less ham". Or was it lem hass? Whatever. Hehehe. I like my country too.
Forum: Fossil Fuel Free 11-21-2013, 11:05 AM
Replies: 13
Views: 2,730
Posted By mora
70 miles at 50 mph is no big deal. Get a big...

70 miles at 50 mph is no big deal. Get a big motor (11") and have external cooling so it will stay within temperature limits. More mass absorbs more heat. Use as high voltage as you can. Your...
Forum: Open ReVolt: open source DC motor controller 11-13-2013, 01:38 PM
Replies: 7,381
Views: 2,408,608
Posted By mora
Fuse group: setting in hex (and binary) ...

Fuse group: setting in hex (and binary)

Extended: F8 (1111 1000)
High: DC (1101 1100)
Low: F7 (1111 0111)

Sorry, haven't figured out what each binary bit stands for. Some need to be set and...
Forum: Fossil Fuel Free 09-01-2013, 02:06 PM
Replies: 23
Views: 3,633
Posted By mora
I go fishing. Lakes are frozen so I can walk to...

I go fishing. Lakes are frozen so I can walk to my favorite spot and drill holes to ice. Then some vertical fishing for perch.

More seriously. I drive my EV. I park it outside and it is vulnerable...
Forum: Open ReVolt: open source DC motor controller 06-15-2013, 07:47 AM
Replies: 7,381
Views: 2,408,608
Posted By mora
Overspeed fault drops your throttle. Bad...

Overspeed fault drops your throttle. Bad connection between current sensor and control board creates Vref (voltage reference I suppose) fault that requires controller reboot. Same goes for bad...
Forum: Open ReVolt: open source DC motor controller 05-29-2013, 09:02 AM
Replies: 7,381
Views: 2,408,608
Posted By mora
No wonder it didn't work for me. Hehehe. VMware...

No wonder it didn't work for me. Hehehe. VMware will be good for this.

I read from readme.pdf found inside code archive 1.11b, that c-rr parameter is amps per millisecond. If default value is 6...
Forum: Open ReVolt: open source DC motor controller 05-29-2013, 08:41 AM
Replies: 31
Views: 17,951
Posted By mora
I didn't notice until now that latest code had a...

I didn't notice until now that latest code had a .pdf included in the same archive. All the parameters have default values and ranges and short description there. I'll add those missing to main post....
Forum: Fossil Fuel Free 05-24-2013, 07:21 PM
Replies: 12
Views: 2,257
Posted By mora
I'm no expert, but your battery #2 is probably...

I'm no expert, but your battery #2 is probably toast. You've drained it too empty or it could have been bad already when you got it. Any of your batteries shouldn't be anywhere below 10V. Remove bad...
Forum: Open ReVolt: open source DC motor controller 05-17-2013, 03:53 AM
Replies: 7,381
Views: 2,408,608
Posted By mora
Digikey has lots of that material. Paul sent me...

Digikey has lots of that material. Paul sent me this link when I asked about it few years ago.

ART03 ARI International Corporation | 509-1000-ND | DigiKey...
Forum: Open ReVolt: open source DC motor controller 07-22-2012, 05:55 PM
Replies: 31
Views: 17,951
Posted By mora
I've had that self-revving happen once. This was...

I've had that self-revving happen once. This was because I set throttle limits (min & max) wrong way. Min throttle was max throttle and vice versa. Your throttle calibration parameters might not be...
Forum: Open ReVolt: open source DC motor controller 02-10-2012, 05:18 PM
Replies: 7,381
Views: 2,408,608
Posted By mora
My EV is my main car. I never drive more than 30...

My EV is my main car. I never drive more than 30 km a day in a city I live in. I can go 100 km/h if I need to. I clocked 5000 km last year using OpenRevolt. There is another gasoline powered car in...
Forum: Open ReVolt: open source DC motor controller 02-05-2012, 11:00 AM
Replies: 7,381
Views: 2,408,608
Posted By mora
I've had my controller down to -25C multiple...

I've had my controller down to -25C multiple times. Heatsink gets barely to zero celcius even after 20km of driving. I've had few sudden power downs during the winter but it was always quickly solved...
Forum: Open ReVolt: open source DC motor controller 09-14-2011, 02:41 AM
Replies: 7,381
Views: 2,408,608
Posted By mora
Yesterday I was able to get throttle functioning...

Yesterday I was able to get throttle functioning as on/off switch. Nothing happened in the middle of the throttle operating range but at full throttle it gave full throttle. Restarting the controller...
Forum: Open ReVolt: open source DC motor controller 05-27-2011, 05:48 AM
Replies: 7,381
Views: 2,408,608
Posted By mora
I believe it is all about how and how fast...

I believe it is all about how and how fast controller can match its output with your input (throttle). In ideal situation there is no overshoot and time to match the goal is close to zero.

See...
Forum: Open ReVolt: open source DC motor controller 05-12-2011, 09:45 AM
Replies: 31
Views: 17,951
Posted By mora
Simply type save and hit enter to save settings. ...

Simply type save and hit enter to save settings.

I have an issue with rtd period parameter not saving the value. It stays for a session but doesn't want to stay in memory even if I save settings....
Forum: Fossil Fuel Free 05-11-2011, 02:28 AM
Replies: 12
Views: 2,832
Posted By mora
peppp, I got myself a pack of lithium which moves...

peppp, I got myself a pack of lithium which moves me over 50km any day for less than 4000e including bms and charger. You'll get that range with car weighing about 1000kg and less than 10kWh of...
Forum: Open ReVolt: open source DC motor controller 04-20-2011, 01:39 AM
Replies: 7,381
Views: 2,408,608
Posted By mora
Ponyprog has a button called "Security bits". It...

Ponyprog has a button called "Security bits". It doesn't talk about fuses. You also might need some understanding in binary and hexadecimal systems.

This link explains a bit (fuses and bits,...
Forum: Open ReVolt: open source DC motor controller 02-18-2011, 02:37 AM
Replies: 7,381
Views: 2,408,608
Posted By mora
Money sent. Hope it helps.

Money sent. Hope it helps.
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