Hobby updated December 2020

Converting Toyota Prius to plug in HEV

Centralised battery monitoring for a plug-in Prius conversion: up to 79 cells, temperature inputs, two CAN buses, charge management and WiFi — and 40 to 60 km on electric alone.

In 2010 I designed a centralized battery monitoring system for converting a standard Prius to plug in hybrid. It can monitor up to 79 cells and have temperature sensor inputs, two CAN buses, charge management and WiFi. It had a range of 40 to 60 km in EV mode.

The monitoring board's layout, marked v3.0 2014, with connector banks for four cell packs, pack and cabin temperature inputs, and two CAN ports

Prius with 76 LiFePo 40AH cells

Prius with 76 LiFePo 40AH cells

evpcbcan-busembedded

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