About 37 results
https://drivepatents.com/patents/1076925 · 15 Jun 2005
To provide a fuel cell cogeneration system which allows the rise of the temperature of cooling water and thus takes little time to start even when the difference in temperature between stored hot water and cooling water is small. A fuel cell cogeneration s...
https://drivepatents.com/patents/1077766 · 18 May 2005
A fuel cell system is disclosed as having a water storage device 2 whose inside is provided with two partition walls 9, 10 to divide the same into three regions R1, R2, R3, and among these, a middle region R2 is provided with a water guide pipe 11 and a wa...
https://drivepatents.com/patents/1079233 · 16 Mar 2005
A device (2) for regulating temperature and humidity of a reaction gas to be supplied to a fuel cell stack includes a temperature regulation section (4) provided with a first gas guide board (42) through which the reaction gas flows, a coolant guide board ...
https://drivepatents.com/patents/1081608 · 15 Dec 2004
A water supply system for a fuel cell, which includes: a water storage tank; a pump which is located above a water level in the tank and supplies water to the fuel cell; a first passage from the pump to the fuel cell, which has a first portion placed in a ...
https://drivepatents.com/patents/1083394 · 6 Oct 2004
The low-temperature fuel cell stack has at least two fuel cells with an anode (1), a cathode (2) and an electrolyte membrane (5) between them. The method involves transferring heat generated on the cathode side of a first fuel cell to the fuel in the anode...
https://drivepatents.com/patents/1087664 · 28 Apr 2004
A fuel cell system has a heater (10,11) for heating water in the fuel cell system; and a controller (100) for controlling the heater. The controller (100) executes a stop mode having the smaller energy consumption of a temperature maintenance mode where wa...
https://drivepatents.com/patents/1088239 · 7 Apr 2004
A pure water tank for a fuel battery power generating system includes a tank body and a heat insulation mechanism arranged in the circumference of the tank body. By this heat insulation mechanism, the freezing of pure water in the tank body is prompted fro...
https://drivepatents.com/patents/1095842 · 21 May 2003
A fuel cell system comprising a fuel cell (2) exhibiting an anode (2.1) with a fuel feed line (3) to feed fuel to the anode and an anode exhaust line (4) for removing anode exhaust from the anode and a cathode (2.2) with an oxygen feed line (5) to feed oxy...
https://drivepatents.com/patents/1096937 · 9 Apr 2003
A fuel cell system comprising a fuel cell (2) comprising an anode with a fuel feed line to feed fuel to the anode (2.1) and an anode exhaust line (4) for removing anode exhaust from the anode, a cathode (2.2) with an oxygen feed line (5) to feed oxygen to ...
https://drivepatents.com/patents/1097081 · 2 Apr 2003
The method involves bringing both operating gas and cooling water heated by the heat of the fuel cells into direct contact with the end plate (1) of the block, whereby the cooling water is guided parallel to the plane of the end plate in direct contact wit...