Rapid impedance measuring device for proton exchange membrane fuel cell

Rapid impedance measuring device for proton exchange membrane fuel cell

The invention discloses a rapid impedance measuring device for a proton exchange membrane fuel cell. The system comprises a signal processing circuit, a data acquisition card, an upper computer and an excitation current generating device, the upper computer is connected with the data acquisition car...

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Hauptverfasser: JIANG PENGKUN, CHEN JIAN
Format: Patent
Sprache:chi ; eng
Schlagworte:
MEASURING
MEASURING ELECTRIC VARIABLES
MEASURING MAGNETIC VARIABLES
PHYSICS
TESTING
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creator JIANG PENGKUN
CHEN JIAN
description The invention discloses a rapid impedance measuring device for a proton exchange membrane fuel cell. The system comprises a signal processing circuit, a data acquisition card, an upper computer and an excitation current generating device, the upper computer is connected with the data acquisition card and the excitation current generating device, the data acquisition card is connected with the signal processing circuit, the excitation current generating device is connected with a load of the fuel cell in parallel, and the signal processing circuit is connected with the proton exchange membrane fuel cell. The collector is used for collecting output voltage and current of the fuel cell; the upper computer controls the excitation current generating device to generate different types of excitation current, the excitation current of the excitation current generating device is superposed on the output current of the proton exchange membrane fuel cell, and the signal processing circuit collects the output voltage and
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subjects MEASURING
MEASURING ELECTRIC VARIABLES
MEASURING MAGNETIC VARIABLES
PHYSICS
TESTING
title Rapid impedance measuring device for proton exchange membrane fuel cell
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