projects:hardware:jabel

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projects:hardware:jabel [2019/09/01 13:05] fantawamsprojects:hardware:jabel [2020/04/13 19:59] – [Battery] orimpe
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-<note important> Work in progress </note>+<WRAP center round important 60%> 
 +Work in progress 
 +</WRAP>
  
 ====== Jabel ====== ====== Jabel ======
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   * led lights to see in the dark   * led lights to see in the dark
   * places to connect other Jabels or to fix stuff (perhaps in version 2), solution in the keep it stupid simple way   * places to connect other Jabels or to fix stuff (perhaps in version 2), solution in the keep it stupid simple way
 +  * suspension
 +  * auto drive button (aka press button and it drives with walking pace forward)
 +  * always on beeping
 +  * switch to disconnect battery
 +  * side pipes
 +  * Jabel convoy
  
 === crazy ideas === === crazy ideas ===
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 ==== Tips for future versions ==== ==== Tips for future versions ====
 Buy the steel at [[http://www.agrifer-acier.com/| Agrifer]], they will cut the pieces as needed for a cheap price. Buy the steel at [[http://www.agrifer-acier.com/| Agrifer]], they will cut the pieces as needed for a cheap price.
-Using not 2mm steel but 1 - 1.5 mm steel, to make it lighter. +Using not 2mm steel but 1 - 1.5 mm steel, to make it lighter. \\ 
-Making the metal construction out of aluminium to make it lighter. Thickness should than be at least 2mm to maximum of 3mm.+Making the metal construction out of aluminium to make it lighter. Thickness should than be at least 2mm to maximum of 3mm. \\ 
 +Start and stop button, better position. \\ 
 +Charge connector, better position. \\
  
  
 ===== software ===== ===== software =====
 +==== Buildung Firmware ====
 +<code>
 +make
 +</code>
 The Jabel is another form of the [[https://github.com/NiklasFauth/hoverboard-firmware-hack/wiki/Build-Instruction:-TranspOtter#linux|TranspOtter]]. The main difference here, is that the Jabel is using an RF controller and the TranspOtter is using Gametrack to navigate. Find in the Link also other [[https://github.com/NiklasFauth/hoverboard-firmware-hack|Hoverboard hacks]]. The Jabel is another form of the [[https://github.com/NiklasFauth/hoverboard-firmware-hack/wiki/Build-Instruction:-TranspOtter#linux|TranspOtter]]. The main difference here, is that the Jabel is using an RF controller and the TranspOtter is using Gametrack to navigate. Find in the Link also other [[https://github.com/NiklasFauth/hoverboard-firmware-hack|Hoverboard hacks]].
  
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 </code> </code>
 +
 +==== Flashing the mainboard ====
 +It is possible on linux OS, we just could not get it working.
 +So we are sadly using the windows way with the official ST-Link software.
 ===== Version 1.0 ===== ===== Version 1.0 =====
 ==== need to know ==== ==== need to know ====
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 ==== basic construction ==== ==== basic construction ====
 +{{ :projects:hardware:chassis.svg |technical draw of chassis}}
 The basic construction is made out of steel with 2mm strength. We cut the 30mm pipes to the right sizes. The basic construction is made out of steel with 2mm strength. We cut the 30mm pipes to the right sizes.
  
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 {{ :projects:hardware:basic_construction2.jpg?400 |}} {{ :projects:hardware:basic_construction2.jpg?400 |}}
  
 +==== wooden surface ====
 +The wooden surface is used to hold all the heavy stuff while transportation. 64,5cm x 84,5cm.
 ==== Battery ==== ==== Battery ====
-As we want to have enough energy to transport all the stuff with the Jabel, we need an strong enough power source power sourceFro this purpose we are going to build a battery out of old lion cells.+As we want to have enough energy to transport all the stuff with the Jabel, we need a power source that is strong enough. For this purpose we are going to build a battery out of old lithium-ion cells.
  
-An original hoverboard battery, is a 10s2p battery with 18650 type lion cells. This means 10 cells in serial with 2 in parallel. They have around 42V and around 4400mAh. This is enough for around 30 minutes driving.As we want to increase this time, we simply need more energy stored in our battery. The limits what a hoverboard mainboard can handle is around 55V.+The original hoverboard battery, is a 10s2p battery with 18650 type lion cells. This means 10 cells in series with 2 in parallel. They have around 42V and offer around 4400mAh. This is enough for about 30 minutes of driving. As we want to increase this time, we simply need more energy stored in our battery. The maximum voltage a hoverboard mainboard can handle is around 55V.
  
 Every battery should have an internal balancer to protect against: Every battery should have an internal balancer to protect against:
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   * 12s4p   * 12s4p
   * 10s6p   * 10s6p
 +  * 11s5p <-
   * 11s6p   * 11s6p
   * 12s6p   * 12s6p
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   * 11s8p   * 11s8p
   * 12s8p   * 12s8p
 +{{:projects:hardware:jabel:bat0.jpg?direct&400|Aubbau inklu des Punktschweissgerätes}}
 +Hier der Aufbau während des zusammenbaus.
 +
 +
 +{{:projects:hardware:jabel:bat1.jpg?direct&400|Nahaufnahme der Brücken}}
 +Nahaufnahme der Brücken
 +
 +{{:projects:hardware:jabel:bat2.jpg?direct&400|Fertiger Akku}}
 +Fertiger Akku, jetzt fehlt nur noch das Batterie Management System (BMS)
  
 +===Arbeitsmaterial===
 +  * [[https://www.keenlab.de/index.php/product/kweld-complete-kit/|kWled]]
 +  * Autosbatterie als Stromquelle
 +  * Schere
 +  * Nickelband
 +  * [[https://www.ebay.de/itm/4x5-Cell-18650-Batteries-Spacer-Radiating-Shell-Plastic-Heat-Holder-Bracket/232495802404?hash=item3621d46824:g:oOgAAOSwScdZwzFS|4x5 Cell 18650 Batteries Spacer]]
 +  * alte Li Ion 18650 Zellen (in diesem Fall 55 Stück)
 ==== Battery case ==== ==== Battery case ====
 Having a powerful battery is nice and fine, but without a case it will be difficult to mount it on the Jabel. It also serves a protection against stones, water and dirt. Having a powerful battery is nice and fine, but without a case it will be difficult to mount it on the Jabel. It also serves a protection against stones, water and dirt.
  
 ==== PCB protection ==== ==== PCB protection ====
-The PCB mainboard needs a mechanical protection against water and dirt.+The PCB mainboard needs a mechanical protection against water and dirt. For this purpose, we are using a medium junction box. It has enough space for the mainboard and reserve for other PCBs if needed.
  
  
  • projects/hardware/jabel.txt
  • Last modified: 2021/10/10 17:07
  • by metalgamer