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Search: Posts Made By: Bry195
Showing results 1 to 25 of 500
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Forum: Radio and Electronics
04-26-2022, 07:07 PM
Replies: 19
Views: 1,663
Posted By Bry195

if it requires external cc/cv it doesnt have the...

if it requires external cc/cv it doesnt have the type of BMS that it should have. A bms on an automotive lithium based battery is designed to take alternator/generator power and condition it for the...
Forum: Radio and Electronics
04-20-2022, 06:57 PM
Replies: 19
Views: 1,663
Posted By Bry195

what are you going to do with it? allot of those...

what are you going to do with it? allot of those are for motorcycles and lawnmowers. the cheaper ones done have electronics in them and it looks like your doesnt. search for BMS or battery management...
Forum: Radio and Electronics
04-20-2022, 06:52 PM
Replies: 29
Views: 1,988
Posted By Bry195

https://cimg5.ibsrv.net/gimg/www.rctech.net-vbulle...

https://cimg5.ibsrv.net/gimg/www.rctech.net-vbulletin/2000x1504/af8ca4fe_e2b0_422d_b91d_7c92b6a54e92_365b3130ba4b9cd923b618236d7542723c6cb33f.jpeg


im not sure why more people haven’t caught on...
Forum: Radio and Electronics
04-10-2022, 08:06 PM
Replies: 45
Views: 3,702
Posted By Bry195

this tech we use has been around for a long time....

this tech we use has been around for a long time. the math and techniques to commutate and control brushless motor timing with a microprocessor has been around 20 or 30 years. methods for determining...
Forum: Radio and Electronics
04-08-2022, 07:58 PM
Replies: 45
Views: 3,702
Posted By Bry195

HAHA! I remember that! In my opinion the esc...

HAHA! I remember that!

In my opinion the esc mfg should eliminate manual timing and let the esc manage it. if motors are regulated by ROAR for resistance and so on then eliminating the errors...
Forum: Radio and Electronics
04-07-2022, 07:52 PM
Replies: 45
Views: 3,702
Posted By Bry195

the best timing is timing that moves continuously...

the best timing is timing that moves continuously with rpm. there is 1 timing point that generates maximum torque for every rpm. as the rpm goes up or down the timing must do the same if you want...
Forum: Radio and Electronics
03-17-2022, 06:45 AM
Replies: 8
Views: 1,042
Posted By Bry195

that is very cool and it appears to be correct....

that is very cool and it appears to be correct. It get really complicated if you add a load to the motor. Good and bad timing is a function of RPM or rotor velocity. your results measure efficiency...
Forum: Electric On-Road
03-05-2022, 07:27 AM
Replies: 12,117
Views: 2,398,111
Posted By Bry195

yea, all of the real cars have pretty strong...

yea, all of the real cars have pretty strong similarities. its hard to tell.
I see your point though. It looks like the 488 a little more around the engine compartment but i see a strong resemblance...
Forum: Electric On-Road
03-04-2022, 06:45 PM
Replies: 12,117
Views: 2,398,111
Posted By Bry195

isn’t the BWOAH a radical and the Zoodiac a 488?...

isn’t the BWOAH a radical and the Zoodiac a 488? yea that ahura looks like an sls
Forum: Radio and Electronics
12-25-2021, 08:19 AM
Replies: 4
Views: 593
Posted By Bry195

remove the mechanism from the servo. does the...

remove the mechanism from the servo. does the current go down?
program a center point different than the one you have now. does the current go down?
Forum: Radio and Electronics
11-24-2021, 09:02 PM
Replies: 4
Views: 961
Posted By Bry195

first-the servos must be the same. second the...

first-the servos must be the same. second the load on the servos must be the same (work). if all of this is the same then swap the servos mechanically and see if the speed moves with the servo. if it...
Forum: Radio and Electronics
11-24-2021, 08:54 PM
Replies: 15
Views: 947
Posted By Bry195

if you get a stepper motor its incremental by...

if you get a stepper motor its incremental by default. so then the question is how do you make it move? well i assume you are trying to control temperature. if you get an allen bradley micro810 you...
Forum: Radio and Electronics
08-26-2021, 07:07 PM
Replies: 35
Views: 8,231
Posted By Bry195

I know the axe is FOC but is it running skewed...

I know the axe is FOC but is it running skewed magnet stacks? Hobbywing tech is legit. I believe they would be first to the punch if they aren’t already.
Forum: Radio and Electronics
08-26-2021, 07:03 PM
Replies: 1
Views: 505
Posted By Bry195

I wont design the whole thing and I wont charge...

I wont design the whole thing and I wont charge you if you seem like a decent person. But I can offer some help. I design things like this for a living and enjoy helping. What’s wrong with the...
Forum: Radio and Electronics
08-26-2021, 06:57 PM
Replies: 3
Views: 1,022
Posted By Bry195

it is a 10k ntc thermistor. if you search on...

it is a 10k ntc thermistor. if you search on similar threads you will find where I explain the problem you have described and ways to get around it. you can add a thermistor yourself or before you...
Forum: Radio and Electronics
08-19-2021, 08:58 PM
Replies: 35
Views: 8,231
Posted By Bry195

yea, skewed magnets are the standard outside rc....

yea, skewed magnets are the standard outside rc. I have not seen it applied in rc motors however. But if we are wishing for better tech a sinusoidal waveform and field oriented control is the...
Forum: Radio and Electronics
08-14-2021, 08:46 PM
Replies: 35
Views: 8,231
Posted By Bry195

the position, whether its by hall effect or back...

the position, whether its by hall effect or back emf, is what triggers the esc to generate the field.

More poles does matter depending on your problem. cogging is less of a problem as rpm goes up....
Forum: Electric On-Road
08-14-2021, 08:23 PM
Replies: 18
Views: 9,434
Posted By Bry195

metal on metal screws have a tendency to back out...

metal on metal screws have a tendency to back out when there is vibration. thread lock isn’t really to glue things together its to create friction between the threads so that the resistance stays...
Forum: Radio and Electronics
06-14-2021, 09:02 PM
Replies: 21
Views: 2,785
Posted By Bry195

most grades of neodymium will see a small drop in...

most grades of neodymium will see a small drop in performance above 150. so what does this mean. the impulse caused by current changes.same current equals less pulse equals less torque. this means if...
Forum: 3D Printing Forum
06-04-2021, 08:09 PM
Replies: 10
Views: 12,554
Posted By Bry195

honestly I knew it would happen. I was very...

honestly I knew it would happen. I was very careful about how I worded what they did, because obviously they credit there guy with designing it. the chances of someone saying yea, we were inspired or...
Forum: 3D Printing Forum
06-04-2021, 07:39 PM
Replies: 10
Views: 12,554
Posted By Bry195

Well look at the new products from l!verc today....

Well look at the new products from l!verc today. Somebody released a wheel gluing jig that uses this same unique concept. its not like I protected the concept or even tried to sell it but when I...
Forum: Radio and Electronics
05-06-2021, 09:13 PM
Replies: 46
Views: 6,688
Posted By Bry195

its all about resistance. what does resistance...

its all about resistance. what does resistance do? it creates heat and current drop.

too much chronic heat and the plastic melts. look for loosening connectors.
too acute of heat and the plastic...
Forum: Radio and Electronics
04-02-2021, 06:38 AM
Replies: 10
Views: 971
Posted By Bry195

heat and internal fractures to the magnetic...

heat and internal fractures to the magnetic material cause magnetic force loss. exposure to other magnetic fields can cause a force loss. its all kind of knit picky though.
Forum: Radio and Electronics
04-02-2021, 06:30 AM
Replies: 12
Views: 19,570
Posted By Bry195

lol, great resurrection reference. For future...

lol, great resurrection reference. For future reference a motor with built in ESC is a great idea for some applications. for example several motors physically arranged serially over a long distance....
Forum: Radio and Electronics
01-21-2021, 08:09 PM
Replies: 66
Views: 30,271
Posted By Bry195

Use a battery and a BMS.

Use a battery and a BMS.
Showing results 1 to 25 of 500
 
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