Patent · US Expired

Circuit arrangement for supplying electric power to a network comprising a fuel cell and an accumulator system

US6577026B1 · kind B1 · utility

14Cited by

8References

10Claims

0Family size

Assignee

BALLARD POWER SYSTEMS INC. · US

Inventors

Peter Faller · Biberach, DE
Axel Jansen · Darmstadt, DE
Andreas Schell · Stuttgart, DE
Josef Sonntag · Atzlenbach, DE

Key dates

Filing date	Nov 17, 2000
Grant date	Jun 10, 2003
Priority date	—
Expiry date	Nov 17, 2020

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T90/40
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A circuit arrangement for supplying electrical energy to a power supply has a fuel cell and an accumulator arrangement. Electrical energy is delivered by the accumulator arrangement during the starting procedure, and is fed into the power supply by the accumulator arrangement via at least one DC/DC converter during starting of the circuit arrangement.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.