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Keywords: anodes
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Journal Articles
Article Type: Technical Briefs
J. Electrochem. En. Conv. Stor. December 2015, 12(6): 064501.
Paper No: FC-14-1120
Published Online: January 12, 2016
...Lisa Deleebeeck; Kent Kammer Hansen The influence of the current collector on the performance of a hybrid direct carbon fuel cell (HDCFC), consisting of solid oxide fuel cell (SOFC) with a molten carbonate–carbon slurry in contact with the anode, has been investigated using current–voltage curves...
Journal Articles
Article Type: Research-Article
J. Electrochem. En. Conv. Stor. October 2015, 12(5): 051004.
Paper No: FC-15-1027
Published Online: October 21, 2015
... September 14, 2015; published online October 21, 2015. Assoc. Editor: Kevin Huang. 14 05 2015 14 09 2015 Figure 5 shows the contours of the maximum principal stresses for BCS design in the as-fabricated state. The peak stresses in anode, electrolyte, and cathode are 74.8 MPa, 10.4 MPa...
Journal Articles
Article Type: Research-Article
J. Electrochem. En. Conv. Stor. December 2014, 11(6): 061008.
Paper No: FC-14-1083
Published Online: December 1, 2014
... 14, 2014. Editor: Nigel M. Sammes. 11 07 2014 07 10 2014 14 11 2014 Several experiments have proved that water in liquid phase can be present at the anode of a PEM fuel cell due to vapor condensation resulting in mass transport losses. Nevertheless, it is not yet well...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. February 2012, 9(1): 011012.
Published Online: December 22, 2011
... are difficult to elucidate from full-cell polarization (i.e., voltage versus current) behavior. This study outlines a strategy to use current and voltage relationships from anode half-cells, cathode half-cells, and hydrogen pump coupled with methanol crossover data and a mathematical model. In this way, all...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. February 2012, 9(1): 011003.
Published Online: December 19, 2011
... conditions. The performance of chitosan membranes and Nafion 117 membranes measured from a single cell DMFC with Pt-Ru/C anode catalysts and Pt/C cathode catalysts showed that Nafion membranes have a better performance. This was because the current and peak power densities determined for Nafion membranes...
Topics: Membranes, Water
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. December 2011, 8(6): 061005.
Published Online: September 26, 2011
...W. Sangarunlert; S. Sukchai; A. Pongtornkulpanich; A. Nathakaranakule; T. Luschtinetz Cell performance of formic acid/hydrogen peroxide (HCOOH/H 2 O 2 ) fuel cell, using commercial Pt-Ru/C, and prepared Pt-M/C (M = Ir, Mo, Co, Ag, W, Ni, Sn) bimetallic catalysts as anode catalysts...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. October 2011, 8(5): 051021.
Published Online: July 12, 2011
...Henning Severson; Mohsen Assadi In this paper results from a parameter study of an anode-supported solid oxide fuel cell (SOFC) are presented. The effects on performance, current-voltage (I-V) characteristics, polarization voltages, and diffusion coefficients are modeled for different temperatures...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. October 2011, 8(5): 051010.
Published Online: June 20, 2011
... expansion coefficient (TEC) increased remarkably with increasing Co content, but the TEC of SrTi 0.9 Co 0.1 O 3 was comparable with those of SOFC cathodes and anodes. Co doping of SrTiO 3 effectively increased electrical conductivity in air, whereas the conductivity of Co-doped SrTiO 3 in a reducing...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. October 2011, 8(5): 051002.
Published Online: June 13, 2011
...Gulfam Iqbal; Bruce Kang Nickel-yttria stabilized zirconia (Ni-YSZ) is the most widely used material for solid oxide fuel cell (SOFC) anodes. Anode-supported SOFCs rely on the anode to provide mechanical strength to the positive–electrolyte–negative (PEN) structure. The stresses generated...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. August 2011, 8(4): 041007.
Published Online: March 28, 2011
...W. A. G. McPhee; L. Bateman; M. Koslowske; M. Slaney; Z. Uzep; J. Bentley; T. Tao A liquid tin anode solid oxide fuel cell (LTA-SOFC) is actively being developed for direct utilization of JP-8 logistic fuel. Since its invention in 1998, the LTA-SOFC has demonstrated the ability to operate...
Journal Articles
Article Type: Technical Briefs
J. Electrochem. En. Conv. Stor. August 2011, 8(4): 044501.
Published Online: March 25, 2011
...Sung-Chul Park; Jong-Jin Lee; Seung-Ho Lee; Jooho Moon; Sang-Hoon Hyun A solid oxide fuel cell unit cell based on a scandia-stabilized zirconia (ScSZ) electrolyte for intermediate temperature operation (below 650 ° C ) was manufactured as an anode-supported unit cell via uniaxial pressing, dip...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. June 2011, 8(3): 031009.
Published Online: February 22, 2011
... of such a system by outlining the time-evolution of contact resistances between the air electrode and the stainless steel plate. Moreover, the stability and effectiveness of a glass-ceramic sealant used to join Crofer22APU interconnector to an anode supported cell is also discussed. The time-evolution of the open...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. April 2011, 8(2): 021012.
Published Online: November 30, 2010
... between recuperator outlet and combustor inlet, and an anodic recirculation system based on the coupling of a single stage ejector with an anodic vessel. The layout of the system was carefully designed, considering the coupling between a planar SOFC stack and the 100 kW commercial machine installed at TPG...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. February 2011, 8(1): 011009.
Published Online: November 3, 2010
... of active membrane area, working near the ambient conditions is described. The influence on the DMFC performance of the methanol concentration in the fuel feed solution and of both anode and cathode flowrates was studied. Tailored membrane electrode assemblies (MEAs) were designed in order to select optimal...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. December 2010, 7(6): 061013.
Published Online: August 25, 2010
...Jung-Hoon Song; Nigel M. Sammes A simple and mass productive extrusion technique was applied to fabricate anode-supported tubular solid oxide fuel cells (SOFCs). A standard NiO/8YSZ (nickel oxide/8 mol % yttria stabilized zirconia) cermet anode, 8YSZ electrolyte, and lanthanum strontium manganite...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. October 2010, 7(5): 051013.
Published Online: July 19, 2010
.... The systems were deposited onto green NiO/GDC anodes produced by tape casting and treated at 1673 K for 4 h. By choosing the right combination of solvents and binders, it was possible to obtain a dense crack-free film of GDC from a water-based system. Commercially available gadolinia doped ceria Ce...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. August 2010, 7(4): 041003.
Published Online: April 5, 2010
... of carbon black mixed with an organic binder, frequently polytetrafluoroethylene, which is coated onto a sheet of macroporous carbon backing cloth or paper. GDL serves as a current collector that allows ready access of fuel and oxidant to the anode and the cathode catalyst surfaces, respectively...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. June 2010, 7(3): 031012.
Published Online: March 12, 2010
...Inyong Kang; Sangho Yoon; Gyujong Bae; Junghyun Kim; Seungwhan Baek; Joongmyeon Bae The high temperatures required to operate solid oxide fuel cells (SOFCs) allow for internal reforming of hydrocarbon fuels over a Ni-based anode. With their capability of being fuel flexible, SOFCs have operated...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. June 2010, 7(3): 031008.
Published Online: March 11, 2010
... fuel cells for automotive applications. In this work, we present two-dimensional simulations and analysis of coupled deformation and transport in PEM fuel cells to improve the understanding of membrane deformation under steady-state and transient conditions. A two-dimensional cross section of anode...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. April 2010, 7(2): 021019.
Published Online: January 19, 2010
... polymer electrolyte membrane fuel cell (PEMFC) environment, and showed excellent corrosion resistance. The XPS depth profile indicated that the passive film, which formed on the plasma-nitrided steel in the PEMFC anode environment, is composed of mixed oxides and nitrides, in which chromium oxide/nitride...