...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...

...C. Schluckner; V. Subotić; V. Lawlor; C. Hochenauer Solid oxide fuel cells (SOFCs) can be operated on a wide range of fuels, including hydrocarbons. Such a fuel supply includes the risk of carbon formation on the catalytically active nickel centers within the porous anodic substrate. Coking is very...

.... , Oka , A. , Taniguchi , M. , and Kobayashi , T. , 2007 , “ A Platinum-Free Zero-Carbon-Emission Easy Fuelling Direct Hydrazine Fuel Cell for Vehicles ,” Angew. Chem., Int. Ed. , 46 ( 42 ), pp. 8024 – 8027 . 10.1002/anie.200701334 [5] Slanac , D. A. , Lie , A. , Paulson...

... electrolyte membranes studied, chitosan membranes have shown a better performance for applications of low temperature fuel cells. chitosan membrane fuel cell water content membrane resistance anodes carbon cathodes chemical exchanges differential equations direct methanol fuel cells...

... in the experiment [( 8 )]. The MEAs were fabricated using a “direct paint” technique to apply the catalyst layer with an active area of 6.25 cm 2 . The “catalyst inks” were prepared by dispersing the catalyst nanoparticles and Vulcan XC-72 carbon into appropriate amounts of deionized water and a 5% Nafion...

...Yoshiaki Matsuo; Shin-ich Miyano; Yosohiro Sugie; Tomokazu Fukutsuka Factors affecting the formation of carbon film by plasma-assisted chemical vapor deposition on stainless steels were investigated in detail. When the carbon coating time increased, the morphology and crystallinity of the formed...

...G. Selvarani; S. Maheswari; P. Sridhar; S. Pitchumani; A. K. Shukla Carbon-supported Pt – TiO 2 ( Pt – TiO 2 / C ) catalyst with varying atomic ratio of Pt to Ti, namely, 1:1, 2:1, and 3:1, is prepared by sol-gel method and its electrocatalytic activity toward oxygen-reduction reaction (ORR...

...Valérie Eveloy Anode fuel and steam recycling are explored as possible mitigation strategies against carbon deposition in an internal methane reforming solid oxide fuel cell (IR-SOFC) operated at steam-to-carbon ratios (S:Cs) of 0.5–1. Using a detailed computational fluid dynamics model, the cell...

...A. Mary Remona; K. L. N. Phani Carbon-supported platinum and Pt–Pd alloy electrocatalysts with different Pt/Pd atomic ratios were synthesized by a microemulsion method at room temperature (metal loading is 10 wt % ). The Pt–Pd/C bimetallic catalysts showed a single-phase fcc structure and the mean...

...Gordon Israelson A phenomenon was observed after exposing a fresh bed of activated carbon to a flow of natural gas that included several percent of ethane and propane in addition to the bulk methane. For several hours the temperature of the natural gas exiting the carbon bed was about 30 ° C higher...

...Sneh L. Jain; J. Barry Lakeman; Kevin D. Pointon; John T. S. Irvine This paper describes a direct carbon fuel cell (DCFC) based on a solid oxide fuel cell (SOFC) system which has been used to assess the performance of a high surface area carbon fuel material. The cell, consisting of a co-fired...

...A. Smirnova; X. Dong; H. Hara; N. Sammes A carbon-aerogel-supported Pt catalyst with 22 nm pore size distribution and low Pt loading ( 0.1 mg ∕ cm 2 ) has been tested in a proton exchange membrane fuel cell (PEMFC). The performance of the PEMFC and kinetic parameters of the catalyst at room...

... area (ESA) was made using cyclic voltammetry measurements in H 2 S O 4 or H Cl O 4 at room temperature and scanning rates of 20 and 100 mV ∕ s . Oxygen reduction activity for aerogel-supported and carbon-supported Pt catalysts was evaluated at various rotation speeds in the range of 0 - 2500 rpm...

...R. F. Louh; Hansen Huang; Felix Tsai Nanosized platinum particles supported on carbon black carriers ( Pt ∕ C ) are popular for use in fabrication of proton exchange membrane fuel cells (PEMFCs). Here, an electrophoretic deposition (EPD) process is proposed to investigate the power performance...

... reported to suffer from insufficient conductivity. So, in this work, in order to enhance the electrical conductivity in the catalyst layer and to increase the catalytic activity, the Raney-nickel catalysts were alloyed with carbon in a planetary-type ball mill. In some samples platinum was added chemically...

... microscopes aggregation oxidation fuel cells platinum carbon organic compounds SFMCMBs support platinum electrocatalysts methanol oxidation Thanks to their low operating temperature ( 60 - 100 ° C ) and the fast start-up, direct methanol fuel cells (DMFCs) are considered...

...Sung Pil Yoon; Hyun Jae Kim; Byung-Tak Park; Suk Woo Nam; Jonghee Han; Tae-Hoon Lim; Seong-Ahn Hong In order to develop solid oxide fuel cells (SOFCs) running on hydrocarbon fuels, we have focused on a new method of improving electrode performance and reducing carbon deposition by coating thin...

.... Fresh mixture of electrolyte, potassium hydroxide (5M), and fuel (2M) was fed to AFC and withdrawn at a rate of 1 ml ∕ min . The anode was prepared by dispersing platinum and activated carbon in Nafion® (DuPont USA) dispersion and placing it onto a carbon paper (Lydall, USA). Finally prepared anode...

...Fang-Bor Weng; Ay Su; Yur-Tsai Lin; Guo-Bin Jung; Yen-Ming Chen A simple, low-cost testing method is proposed for fuel cell hardware development. A perforated aluminum foil with an array of small holes covered with carbon paper or cloth replaces the membrane electrode assemblies to test the contact...

...Minehisa Imazato; Hayato Hommura; Go Sudo; Kenji Katori; Koichi Tanaka The micro-diffusion layer for DMFC consists of carbon and hydrophobic resin used as a binder. The function of the micro diffusion layer on carbon paper is not only to support the catalyst layer to conduct electricity, but also...