swapcell

# Card metadata consumed by https://designmolecule.com
name: SwapCell
slug: swapcell
repo: BoujeeEnjinia1701/swapcell         # GitHub repository, shown on every drawing and render
area: Mobility and Logistics
trl: 3                   # Technology Readiness Level, see .kit/STANDARDS.md section 9
trl_target: 3
trl_evidence:
  - docs/01-problem.md
  - docs/02-concept.md
  - docs/03-requirements.md
  - docs/decisions/0001-trl2-review-decisions.md
  - docs/decisions/0002-recommendations-accepted.md
  - docs/04-calcs/01-sizing.md
  - docs/04-calcs/sizing.py
  - cad/src/model.py
  - cad/step/swapcell-assembly.step
  - cad/step/swapcell-pack.step
  - cad/step/swapcell-dock.step
  - cad/drawings/SWC-DWG-002.pdf
  - cad/drawings/SWC-DWG-002.svg
  - bom/bom.csv
shortlisted: false
pitch: >-
  Open-standard swappable battery pack and wall dock for e-bikes, scooters and cargo trikes, with a defined connector, CAN-based BMS protocol and state-of-health logging.
problem: >-
  Every light electric vehicle brand uses its own battery, so fleets cannot share packs or chargers and batteries are scrapped early.
budget_usd: 700
difficulty: 4  # 1 easiest, 5 hardest
hero_image: media/hero.png
licenses:
  hardware: CERN-OHL-S-2.0
  software: MIT
tags: [mobility-and-logistics, open-hardware, cern-ohl-s]