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Search took 0.01 seconds. Search: Posts Made By: e*clipse
Forum: Aerodynamics 11-03-2016, 01:53 AM
Replies: 33
Views: 10,698
Posted By e*clipse
pick of RTT

Here's a quik shot of my RTT setup:

This is the "improved" version that has a cover to reduce air circulation below the tent & behind the cab.
...
Forum: Aerodynamics 10-25-2016, 08:15 PM
Replies: 33
Views: 10,698
Posted By e*clipse
Whoooo Boy! I'm glad you're working on this! ...

Whoooo Boy! I'm glad you're working on this! :thumbup:

I also have a Tepui RTT, which I've bolted to a work rack on a 4wd 'Yota.

I love the thing for our off-road adventures, but it's such an...
Forum: Fossil Fuel Free 08-06-2016, 04:04 PM
Replies: 423
Views: 135,617
Posted By e*clipse
Those were used in the old Triumph GT6's when...

Those were used in the old Triumph GT6's when they were first experimenting with independant rear suspension. They were an improvement over swing arms and U-joints but I think the rzeppa joints...
Forum: Fossil Fuel Free 07-17-2016, 02:57 PM
Replies: 3,431
Views: 980,614
Posted By e*clipse
I'll second thingstodo's requests. :) ...

I'll second thingstodo's requests. :) Especially the off-grid solar one! :cool:


- E*clipse
Forum: Fossil Fuel Free 07-11-2016, 04:57 PM
Replies: 3,431
Views: 980,614
Posted By e*clipse
:turtle: Ahh, I see the point of the ATTiny...

:turtle:

Ahh, I see the point of the ATTiny as a custom "make switching signal" IC. Shoot - it might even be a good way to make a base signal for my resolver-driver. :p

I do also like the...
Forum: Fossil Fuel Free 07-11-2016, 03:30 PM
Replies: 3,431
Views: 980,614
Posted By e*clipse
I really like this driver design; What do you...

I really like this driver design; What do you think of this idea:

replace the ATTiny with a triple inverter: ( i really don't have anything against them; I'd just like to make things a bit simpler...
Forum: Fossil Fuel Free 07-08-2016, 10:46 PM
Replies: 3,431
Views: 980,614
Posted By e*clipse
Thanks a bunch Paul - no worries about my...

Thanks a bunch Paul - no worries about my troubles; this is the world of R&D :)

Yes, I was concerned about the out of phase (not 165 degrees out of phase, 165degrees instead of 180degrees) so,...
Forum: Fossil Fuel Free 07-08-2016, 09:22 PM
Replies: 3,431
Views: 980,614
Posted By e*clipse
Hi Paul - welcome back! :) I have some...

Hi Paul - welcome back! :)

I have some questions for you and thingstodo (or for that matter anyone who's messed with the IGBT drivers on this board.

I've succeeded so far in blowing up the...
Forum: Fossil Fuel Free 06-28-2016, 02:12 AM
Replies: 18
Views: 3,179
Posted By e*clipse
Here is something some of you might find...

Here is something some of you might find interesting.

It's an article by one of the engineers at the company that supplied the laminations for the motor. In the article are some performance...
Forum: Fossil Fuel Free 06-24-2016, 11:58 PM
Replies: 18
Views: 3,179
Posted By e*clipse
Electric race car 0 to 62 mph in less than 2 seconds

I know this isn't exactly ecomodding, but it does show some of the great potential of electric drives. :D

Electric race car goes from 0 to 62 mph in less than 2 seconds, sets world record -...
Forum: Fossil Fuel Free 03-22-2016, 07:19 PM
Replies: 3,431
Views: 980,614
Posted By e*clipse
Cool! I'll see what I can do. :-) On the...

Cool! I'll see what I can do. :-)

On the subject of the schematics...

boy, this is going to sound lame....:o

I just tried looking at the schematic and Design Spark won't let me because...
Forum: Fossil Fuel Free 03-22-2016, 06:23 PM
Replies: 3,431
Views: 980,614
Posted By e*clipse
- Got the schematics - thanks!! :) Regarding...

- Got the schematics - thanks!! :)

Regarding V/hz - we just need a rotating magnetic field. This should work slowly at no load for both synchronous and asynchronous motors. I mean your standard...
Forum: Fossil Fuel Free 03-22-2016, 04:56 PM
Replies: 3,431
Views: 980,614
Posted By e*clipse
So I've finished comparing 4011 pinouts w/ 6015...

So I've finished comparing 4011 pinouts w/ 6015 pinouts.

Paul - you're right - only a couple differences. :)

Paul - could you send me a schematic for that new board?

I'll make sure the code...
Forum: Fossil Fuel Free 03-21-2016, 05:31 PM
Replies: 3,431
Views: 980,614
Posted By e*clipse
Ohhhhh, OK.... Why don't I attempt to...

Ohhhhh, OK....

Why don't I attempt to translate both the 6015 and the 6010A code at the same time; both IC's are in the same "family" and almost twins...

Right now I've printed out all 43...
Forum: Fossil Fuel Free 03-21-2016, 05:11 PM
Replies: 8
Views: 1,908
Posted By e*clipse
I agree w/ Old Mechanic. I also have severe...

I agree w/ Old Mechanic.

I also have severe doubts about the weight. I don't think it's possible, unless titanium and carbon parts are used, to get a "two stage" AWD drivetrain WITH a 65 kW motor...
Forum: Fossil Fuel Free 03-04-2016, 06:12 PM
Replies: 423
Views: 135,617
Posted By e*clipse
I'm quite happy to hear that - it corroborates a...

I'm quite happy to hear that - it corroborates a guess I had about this.

Some years ago, a fellow on another forum did a conversion using the MGR, with something like a 375V battery pack. He used...
Forum: Fossil Fuel Free 03-04-2016, 05:59 PM
Replies: 423
Views: 135,617
Posted By e*clipse
I'm trying to figure out a "better for DIY'ers"...

I'm trying to figure out a "better for DIY'ers" method for connecting these things to a car.

Because there is that rubber puck in the back, there really needs to be some similar equivalent in the...
Forum: Fossil Fuel Free 03-03-2016, 05:47 PM
Replies: 423
Views: 135,617
Posted By e*clipse
Jiminy Xmas!!!! WoW Paul - you're awesome!!!!...

Jiminy Xmas!!!! WoW Paul - you're awesome!!!! :thumbup::D

How fast was the motor turning at 375V?

Why did it intermittantly depower when it got near the top speed? I thought it would just...
Forum: Fossil Fuel Free 02-25-2016, 01:22 AM
Replies: 423
Views: 135,617
Posted By e*clipse
This is a follow up about the rotor test. I...

This is a follow up about the rotor test.

I placed a piece of iron ( the MGR's counterweight ) near the rotor. If you rotate the rotor while holding the iron near it, there are 8 evenly...
Forum: Fossil Fuel Free 01-20-2016, 03:31 PM
Replies: 3,431
Views: 980,614
Posted By e*clipse
:D There is no control circuit. It is...

:D

There is no control circuit. It is simply a contactor. Look at the picture above it. See the Gigavac contactors? That's all there is. That grey control box only holds a primary on/off...
Forum: Fossil Fuel Free 01-16-2016, 03:07 PM
Replies: 3,431
Views: 980,614
Posted By e*clipse
:) Just to answer a couple questions - again...

:)

Just to answer a couple questions - again I don't want to get off track here.
The original vehicle was the Cushman Trakster. The original design did float, but this one's "bathtub" was so...
Forum: Fossil Fuel Free 01-15-2016, 11:21 PM
Replies: 3,431
Views: 980,614
Posted By e*clipse
Ok, as promised here are some pics showing the...

Ok, as promised here are some pics showing the test. Paul - I would like to apologize in advance because these pics have nothing to do with AC motor controllers. I'm absolutely not trying to hijack...
Forum: Fossil Fuel Free 01-15-2016, 05:21 PM
Replies: 3,431
Views: 980,614
Posted By e*clipse
I just reviewed my test, using the slightly less...

I just reviewed my test, using the slightly less capable DI-145.
I'll try to post some pics of the test rig and output.

The test was controlling a double DC motor powered differential-steer...
Forum: Fossil Fuel Free 12-16-2015, 03:47 PM
Replies: 3,431
Views: 980,614
Posted By e*clipse
Paul, thingstodo - These are some great...

Paul, thingstodo -

These are some great videos and data of the debugging process - thank you very much for posting all of it. :)

I'm a bit confused about the regen mode, could you clarify...
Forum: Fossil Fuel Free 12-14-2015, 06:06 PM
Replies: 3,431
Views: 980,614
Posted By e*clipse
Thumbs up Sorry about this post - I've been away from the...

Sorry about this post - I've been away from the computer for a couple weeks. We took a train trip across Canada. I waved to thingstodo as we went by, but it was a bit early in the morning. LOL! ...
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