Canada
Asked — Edited

Wireless Charger

Has anyone made a wireless charger yet. use / charge / use / charge is getting a little tiresome and it is just my first week with ez-b.

Logic is JD Humanoid (or your build of choice) looks around when battery is flat finds a Glyph (that points in direction to head) and then goes to the home Glyph and parks with coil on breast plate and wireless charges. Seems to be some rough instructables to make a wireless chargers and some pseudo professional solutions element 14 wireless

I am not sure if anyone has built something like this , logic was a script that continually does a getVoltage() and then looks around for Glyph and returns home to charge when low. EZ-B continues to monitor until each cell of the LiPo reaches optimum level and when charged heads off to play again.

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Canada
#17  

Oh @Nink and @ptp sorry for the misunderstanding guys. The idea is to have the Linkman charger attached to the battery already through the 3 pin balance plug. It would be the 12V barrel jack that would be broken out and attach to the charging base. I wouldn't want to break out the LiPo positive and negative connections at all, that's asking for trouble lol.

#18  

@nink Great idea on using reed switch

I’m going to start testing this

Frank

PRO
Canada
#19  

@ptp I have a few of those batteries (One came with my fat shark FPV HMD and 2 with a headplay HMD). Batteries work great on the development kit as voltage and plug are same.

PRO
USA
#20  

So i missed that detail, that is a good idea, so the robot carries half of the charger ?

Can you post the battery charge link ?

PRO
USA
#21  

@Nink, can you charge and use at same time ?

#22  

@ptp That is a very interesting battery

@jeremie, Has EZ Robot evaluated this type of battery?

Thanks, Frank

PRO
USA
#23  

Frank, I'm guessing, the battery is the same... the difference is the charge/protection circuit and how far they went to protect/handle the charging process.

I made self charging robot and i added 2 thermistors to monitor 10 x AA NimH batteries, maybe overkill, but, i was so afraid that something could go wrong with my charger, so i added an extra circuit to monitor the temperature.

PRO
Canada
#24  

@PTP Never tried to be honest, but can't see why not as long as you are not overloading the transformer. Lots of people take the balance charger and LiPo's out of the fat shark goggles battery and then use 18650B Li-ion batteries (holds double the charge per gram than LiPo's).

Is anyone using Li-Ions on their EZB's ?