Wolf, As an aside can you tell me about the 3 wheel solar car you worked on. EVA/DC has restored the MIT Aztec solar car a '94 competitor in the Tour de Sol...
4096
Gerard (Gary) Carlson
gjc02000
Jul 1, 2008 5:10 pm
Greetings EVers: I am too poor to buy Lithium Ions for my 1992 Solectria Force. At least I can read and dream.? Here is a link to an interesting article: ...
4097
Wolf
wolf@...
Jul 2, 2008 12:08 am
My motors came like this: http://www.wolftronix.com/E10/images/P3250141.jpg They look like this when installed: ...
4098
Wolf
wolf@...
Jul 2, 2008 12:44 am
I went to Columbus North High School, which is a vocational highschool in Columbus Indiana. I helped build Solar Stealth 1, 2, and 3... and provided support...
4099
packratdaddy
Jul 2, 2008 11:39 am
1994 Solectria Force - Legal for the Streets ! I just got my license plates for my car. I have begun the battery break in regimen. I'd just like to thank...
4100
Jay Grossman
jgrossm3
Jul 2, 2008 1:47 pm
Wolf, Thanks for the info. Much more impressive when this is done by high school students as opposed to MIT engineering students. Although the age difference...
4101
rod robinson
itsablastoff
Jul 2, 2008 5:32 pm
HI Gary, Great article, thanks so much. Rod Robinson (Future EV'er). To: solectria_ev@...: gjc0@...: Tue, 1 Jul 2008 13:10:39...
4102
Tom Hudson
tdhudsonx
Jul 2, 2008 6:41 pm
Our E-10 had this a while back and our Force just recently developed the same thing. There is a spot on the accelerator potentiometer that is where it sits...
4103
Bill or Dorothy Swann
dbswann4
Jul 2, 2008 7:10 pm
I have never taken the pot box apart. Is the pot got some manufacturers markings? Bill S ... From: Tom Hudson <tdhudson@...> To:...
4104
Gerard (Gary) Carlson
gjc02000
Jul 2, 2008 8:01 pm
Greetings: A long time ago I replaced the potentiometer (POT) in my 1992 Force. I removed the POT and found some numbers on it that corresponded to the...
4105
Bill or Dorothy Swann
dbswann4
Jul 2, 2008 9:20 pm
Hello Gary. I cannot argue with a P/N but, aren't pots, in some cases, non-linear? Bill s ... From: Gerard (Gary) Carlson <gjc0@...> To:...
4106
Will Beckett (PCSolut...
beckettwj
Jul 2, 2008 10:27 pm
Solectria once told me that the source for these pots was critical, so I would suggest using the manufacturer and specific part number on the pot. BTW, it...
4107
Charles Bliss
ckbliss49
Jul 2, 2008 10:54 pm
You can probably pick one up at a good electronics surplus store. They tend to have higher quality and good prices. If you are in the Bay Area, consider...
4108
Gerard (Gary) Carlson
gjc02000
Jul 3, 2008 12:48 am
Bill: Linear vs non-linear (logarithmic)? can be determined with an ohm meter. 1)? measure the resistance between the two outer terminals. (say for example it...
4109
Wolf
wolf@...
Jul 3, 2008 1:47 am
logarithmic pots are also known as "audio taper" or "attenuator". :) Wolf *wags his tail* www.wolftronix.com...
4110
Bill Swann
dbswann4
Jul 4, 2008 1:36 am
What is required of one of there, from an electrical design point of view? There is the input voltage range (which might be 140-180), the output voltage (is it...
4111
Will Beckett (PCSolut...
beckettwj
Jul 4, 2008 1:55 am
Actually, the output really needs to be about 13.5 volts because that is what a car battery would supply and all the components expect that. From:...
4112
Wolf
wolf@...
Jul 4, 2008 2:42 am
If you need a DC-DC convertor, any modern switching power supply will work (even a computer power supply). There is a bulk capacitor on it (it will be the...
4113
Bill or Dorothy Swann
dbswann4
Jul 4, 2008 3:00 am
Am I hearing you right? A computer power supply can take 140-180 input voltage and supply X amps at 12 volts. Maybe enough to run the lights? Bill S ... ...
4114
Wolf
wolf@...
Jul 4, 2008 5:34 pm
Yup. http://www.wolftronix.com/DC_powersupply If you want quick and dirty, then just hack off the end of a line cord and wire it directly to your battery...
4115
Bill or Dorothy Swann
dbswann4
Jul 4, 2008 6:15 pm
How much power were you supplying to the load? My lights draw 0.47 amp =~ 8 watts. It would be teriffic if you could keep a battery charged by tweaking the...
4116
Gerard (Gary) Carlson
gjc02000
Jul 4, 2008 7:04 pm
Bill: Wolf is correct.? There are other power supplies that produce strictly 12 volts and that can be adjustable to 13 - 14 volts.? They easily provide 10? -...
4117
Bill or Dorothy Swann
dbswann4
Jul 4, 2008 10:09 pm
I was just curious about what is required of a DC/DC converter. A friend is doing a conversion, and he is adding a battery. My Force does not have a battery. I...
4118
packratdaddy
Jul 5, 2008 10:17 am
I just discovered the model controller I have is rated for 216v. It's an AC230 . Nominal voltage 180-216 . Safe operating range says 150 - 250v. I have a...
4119
Wolf
wolf@...
Jul 5, 2008 1:15 pm
The one in my truck is rated at 12 volts, 31 amps. The only reason I would think that you would need a battery, is if you under sized your dc-dc convetor...
4121
Gerard (Gary) Carlson
gjc02000
Jul 6, 2008 5:09 am
Steve: I have two Zivan NG3 chargers in my 1992 Solectria Force.? They have an over- temperature limit of 55 degrees C.? If the ambient temperature in the...
4122
Eric Krofchak
lorderic22
Jul 6, 2008 3:56 pm
The components in most electronic/electrical devices are intentionally underrated so it may be able to handle it. But, from experience, long term over...
4123
Charles Bliss
ckbliss49
Jul 7, 2008 6:56 am
Do you think it would be possible with a little modification to modify one to go the other way for driving the AC motor or PS pump? I think that would mean...
4124
Wolf
wolf@...
Jul 7, 2008 10:52 pm
You would not be able to use a computer power supply for that, it can only vary its 12 volt output +/-1 volt. If you found a switching power supply that put...
4125
Bill Swann
dbswann4
Jul 12, 2008 5:20 pm
I did a range test the other night. The results were 57.5 miles. I stopped when the max speed was 25 MPG. My batteries are about 3 months old. The vehicle...
