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To: Dan B. who wrote (1871)7/21/1999 4:06:00 PM
From: Scoobah  Read Replies (2) | Respond to of 2513
 
The Signal, LA newspaper carried the press release from yesterday, and added quotes from DCH President, David Walker,

the-signal.com

Power to the people

By Leon Worden, Signal Business Editor
Wednesday, July 21, 1999

Hydrogen fuel cells designed in Valencia could provide power to homes in the Pacific
Northwest one day, if everything tests out right.
Northwest Power Systems of Bend, Ore., announced Monday that it has purchased a
3-kilowatt fuel cell system from DCH Technology, Inc. of Valencia.
The system
incorporates Northwest Power's patented fuel processor,
which generates pure hydrogen that a fuel cell, such as the
one manufactured by DCH, needs to produce electricity.

Northwest Power has a $3.5 million contract with the Bonneville Power Administration
(BPA) to provide 110 fuel cell units over the next four years. BPA is a federal power
marketing agency within the U.S. Dept. of Energy that supplies about half the power to
Oregon, Washington, Idaho and western Montana.

According to Alan Guggenheim, president of Northwest Power, “This purchase from
DCH Technology is strategic to the integration of our proprietary fuel processor with fuel
cells from as many different manufacturers as possible. Our objective is to test
approximately 25 small-scale, experimental prototype fuel cell systems the next 12
months, and more than 150 the next three years.”

DCH is in the business of marketing hydrogen-based technologies developed by national
laboratories such as Los Alamos and Sandia, and while the company is perhaps better known
for manufacturing hydrogen leak detectors, DCH was recently chosen by the Dept. of
Energy to take the lead in a study to determine the feasibility of using hydrogen power on
naval vessels.

Company president David Walker said the fuel cell used in the system purchased by
Northwest Power is a modified form of a proton-exchange membrane (PEM) fuel cell
developed by energy department scientists at Los Alamos National Laboratory. The
principle is the same, in that electrons are stripped from hydrogen and sent through a circuit
to produce electricity.

But unlike smaller PEM fuel cells, which generate about 1 kilowatt of
electricity, the cell purchased by Northwest Power uses reformed methanol or propane to
produce 3 kilowatts of power.

“It's still very clean energy,” Walker said.

For Northwest Power, DCH personnel in the Valencia Industrial Center will manufacture
the electronic controls, cooling system and other hardware, which will be integrated with the
fuel cell at DCH's plant in Wisconsin.

DCH is on track to sell more fuel cell systems to Northwest Power if the first one “meets
the quality criteria,” Walker said. So far only one competitor, De Nora, S.p.A. of Milan,
Italy, is providing similar fuel cells to Northwest Power, Walker said.

Hydrogen fuel cells are not new— they were invented in 1839 and used to power the
Gemini and Apollo spacecraft— but they were not practical for many applications until the
last few years, when scientists at Los Alamos developed lighter, less expensive versions.

DCH holds a cooperative research agreement and an exclusive license agreement with Los
Alamos to develop and market the “air-breathing proton-exchange membrane fuel cell.”

HOW IT
WORKS:

Hydrogen is
supplied to
the anode,
where it
breaks apart
into protons
and
electrons. The electrode conducts protons but not electrons. The
protons flow throught the electrode while the electrons travel
through the external circuit and provide electrical power. The
electrons and protons are reunited at the cathode and combine
with oxygen from the air to produce water.

Comments? Tell It to The Signal!

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Last modified Wednesday, July 21, 1999 at 10:02:35 AM.
URI: the-signal.com

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