Title:
FUEL BATTERY SYSTEM, ANODE GAS PRODUCTION AMOUNT ESTIMATION APPARATUS, AND METHOD FOR ESTIMATING ANODE GAS PRODUCTION AMOUNT
Document Type and Number:
WIPO Patent Application WO/2007/046545
Kind Code:
A1
Abstract:
This invention provides, for example, a fuel battery system that can sufficiently
reduce the concentration of hydrogen in exhaust gas even when a fuel battery is
operated in a low power generation efficiency. A bypass valve (B1) is provided
between an oxidizing gas supply path (11) and a cathode off-gas flow path (12).
When the supply of the oxidizing gas to the cathode is insufficient, pumping hydrogen
is contained in the cathode off-gas. Accordingly, in this case, the concentration
of hydrogen in the exhaust gas is controlled by regulating the valve opening of
the bypass valve (B1) to regulate the flow rate of bypass air.
Inventors:
IMANISHI HIROYUKI (JP)
MANABE KOTA (JP)
OGAWA TOMOYA (JP)
TEJIMA GO (JP)
NAGANUMA YOSHIAKI (JP)
NOTO HIRONORI (JP)
MANABE KOTA (JP)
OGAWA TOMOYA (JP)
TEJIMA GO (JP)
NAGANUMA YOSHIAKI (JP)
NOTO HIRONORI (JP)
Application Number:
PCT/JP2006/321437
Publication Date:
April 26, 2007
Filing Date:
October 20, 2006
Export Citation:
Assignee:
TOYOTA MOTOR CO LTD (JP)
IMANISHI HIROYUKI (JP)
MANABE KOTA (JP)
OGAWA TOMOYA (JP)
TEJIMA GO (JP)
NAGANUMA YOSHIAKI (JP)
NOTO HIRONORI (JP)
IMANISHI HIROYUKI (JP)
MANABE KOTA (JP)
OGAWA TOMOYA (JP)
TEJIMA GO (JP)
NAGANUMA YOSHIAKI (JP)
NOTO HIRONORI (JP)
International Classes:
H01M8/04; H01M8/10; H01M50/77
Foreign References:
JP2004172027A | 2004-06-17 | |||
JP2002289243A | 2002-10-04 | |||
JPH0381970A | 1991-04-08 | |||
JPS6459777A | 1989-03-07 |
Attorney, Agent or Firm:
INABA, Yoshiyuki et al. (23rd Floor Roppongi Hills Mori Tower, 6-10-1 Roppong, Minato-ku Tokyo 23, JP)
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