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Apparatus and methods for direct conversion of gaseous hydrocarbons to liquids

Patent ·
OSTI ID:1175719

A chemical reactor for direct conversion of hydrocarbons includes a dielectric barrier discharge plasma cell and a solid oxide electrochemical cell in fluid communication therewith. The discharge plasma cell comprises a pair of electrodes separated by a dielectric material and passageway therebetween. The electrochemical cell comprises a mixed-conducting solid oxide electrolyte membrane tube positioned between a porous cathode and a porous anode, and a gas inlet tube for feeding oxygen containing gas to the porous cathode. An inlet is provided for feeding hydrocarbons to the passageway of the discharge plasma cell, and an outlet is provided for discharging reaction products from the reactor. A packed bed catalyst may optionally be used in the reactor to increase efficiency of conversion. The reactor can be modified to allow use of a light source for directing ultraviolet light into the discharge plasma cell and the electrochemical cell.

Research Organization:
Idaho National Laboratory (INL), Idaho Falls, ID (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC07-05ID14517
Assignee:
Battelle Energy Alliance, LLC (Idaho Falls, ID)
Patent Number(s):
7,033,551
Application Number:
10/057,543
OSTI ID:
1175719
Country of Publication:
United States
Language:
English

References (3)

EHD surface waves of diesel oil thin films generated by wire-plate barrier discharges conference August 2002
The effect of gravity direction on the EHD surface waves of dielectric oil thin films generated by wire-plate barrier discharges conference January 1998
Generation of atmospheric pressure plasma with a dual-chamber discharge journal October 2000

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