§ 03
From step
to stored kWh.
Every plank of the bridge is a small power station. The energy system follows a deliberately conservative architecture used in transit hubs in London (Pavegen, 2017) and Tokyo (JR East, 2008) — proven, repairable, and inspectable.
Live · instantaneous power
0 W
Battery SoC
74.0%
−60 sNOW
Panels
28
W / step (avg)
5.5
Daily yield
12.84 kWh
Battery
7.2 kWh
Energy pipeline
Seven stages, traceable end-to-end.
01
Step
A footstep deflects the panel surface 4–6 mm.
≈ 80 kg
02
Convert
Piezo + linear induction modules under the plate.
5–8 W
03
Rectify
Per-panel MPPT rectifier conditions the pulse.
24 V DC
04
Bus
Two longitudinal LV cables collect every panel.
200 W peak
05
Manage
BMS controller balances charge & demand.
EMS · Modbus
06
Store
Three LiFePO₄ modules buffer the supply.
7.2 kWh
07
Use
LED line, sensors, dashboard, campus low-voltage ring.
≈ 92% η
Single-line diagram · SLD-01