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1. (WO2013156831) ENGINE SYSTEM AND CONTROL METHOD FOR ENGINE SYSTEM

Pub. No.:    WO/2013/156831    International Application No.:    PCT/IB2013/000508
Publication Date: Fri Oct 25 01:59:59 CEST 2013 International Filing Date: Sat Mar 16 00:59:59 CET 2013
IPC: B60W 10/06
B60W 10/28
B60W 20/00
B60K 6/20
B60W 30/192
Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA
YAMAMOTO, Kosuke
NAKAO, Hidefumi
SUGANUMA, Hiroyuki
Inventors: YAMAMOTO, Kosuke
NAKAO, Hidefumi
SUGANUMA, Hiroyuki
Title: ENGINE SYSTEM AND CONTROL METHOD FOR ENGINE SYSTEM
Abstract:
An engine system is constituted of a battery, a fuel cell, a turbocharger, an engine, an internal combustion engine control unit that stops the engine automatically upon fulfillment of a predetermined stop condition and starts the engine automatically upon fulfillment of a predetermined restoration condition, and a fuel cell control unit. In the engine system, the fuel cell control unit configured to stop the fuel cell from charging the battery or limit a charge amount of the battery to a value equal to or smaller than a discharge amount when the fuel cell is driven during operation of the engine and an SOC is equal to or larger than a first limit value W1. The fuel cell control unit configured not to limit the charge amount when the internal combustion engine control unit stops the engine and the fuel cell is driven during stop of the engine.