Power Generation & Energy Storage

Shape Selective Nano-Catalyst for Direct Methanol Fuel Cells (DMFC) Applications

Hunyadi Murph S., Fox E.B., Serkiz S.M., Colon-Mercado H., Savannah River National Laboratory, US

Direct methanol fuel cells (DMFCs) have recently attracted much interest as a promising alternative to conventional batteries, especially in portable electronic devices. DMFCs, however, have several disadvantages including high cost, largely as a result of [...]

Poly(2,5-benzimidazole) Based Polymer Electrolyte Membranes for High Temperature Fuel Cell Applications

Bao X.J., Liu Q.T., Loughborough University, UK

In this study, two methods, direct mixing polyhedral oligomeric silsesquioxanos (POSS) with poly(2,5-benzimidazole) (ABPBI) and in-situ synthesis were employed to prepare ABPBI based composite membrane materials, respectively. The morphologies of pristine and composite membranes were [...]

Charge/Discharge Property and Cycle Life of Li4Ti5O12/LiCoO2-LiNi1-x-yCoxAlyO2 Cell for Electricity Storage Applications: Effect of Cell Design Parameters

Song M.-S., Samsung Advanced Institute of Technology, KR

In this work, Li4Ti5O12 has been used as an anode material in lithium-ion batteries for electricity storage applications, which operate under intermittent cycling conditions with higher charge/discharge rates than 4C (i.e., current extracting the full [...]

A Permselective Layered Silicate Modified by Acid-treatment and Its Use for Blocking of Methanol Crossover in DMFC

Yoo H., Kim J.H., Kwak S-Y, Seoul National University, KR

Layered silicates currently find uses in ion-exchange, adsorption, catalysis and fabrication of nanocomposites. Several layered silicates have channel systems or open frameworks within layers. They can be used to solve the problem for direct methanol [...]

Wirelessly powered miniature wearable vital signs monitor

Marzencki M., Kaminska B., Simon Fraser University, CA

In this work, we propose a novel system that employs a long range inductive link to recharge a small battery on-board a wearable device. One end of the link is integrated into the wearable device [...]

Novel High Energy Density Supercapacitors

Risser S., Tan B., Castaneda H., Spahr K., Stasik M., Battelle Memorial Institute, US

Cost-effective electrical storage is a critical need for enhancing current devices and enabling new devices and technologies. One of the storage types Battelle has been actively investigating is hybrid supercapacitors. Achieving high energy density in [...]

Activation of Phosphate Olivines LiMPO4 (M = Fe, Mn) by Functionalized Carbon Nanotubes: Application for Cathode Materials of Li-Ion Battery

Kavan L., J. Heyrovsky Institute of Physical Chemistry, CZ

The nanotube-mediated redox wiring is based on a synergic action of adsorbed redox-active molecule, which provides the interfacial charge transfer to the surface and the single-walled carbon nanotube (SWNT), which transports charge to longer distances [...]

Performance Improvement of Fuel Cell using Platinum Functionalized Aligned Carbon Nanotubes

Liu D., Liu J., Goenaga G., Liu D., Liu J., Texas A&M University-Kingsville, US

Proton exchange membrane fuel cells (PEMFCs) are the energy conversion devices with ultrahigh efficiency, zero emission, and high flexibility of the fuel supplies. This study has optimized growth variables of the aligned carbon nanotubes (ACNT) [...]

Identification of Battery Models for Enhanced Battery Management

Sitterly M., Wang L.Y., Wayne State University, US

A large-scale battery system consists of hundreds even thousands battery cells, which have different characteristics even when they are new, and change with time and operating conditions due to aging, operational conditions, and chemical property [...]

Utilization the heat accumulator in large heating system

Bujalski W., Badyda K., Milewski J., Warchol M., Warsaw University of Technology, PL

Cogeneration is currently one of the cheapest ways to generate electricity. The European Union promotes systems for combined heat and power generation. In Europe in general – and Poland in particular – there are numerous [...]

High Performance Solid Polymer Electrolyte Membranes Prepared from Polyether Ether Ketone Composites

Wu G.M., Hsu I.C., Lin S.J., Chang Gung University, TW

High performance solid polymer electrolyte membranes (SPEM) were prepared from polyether ether ketone (PEEK) with high mechanical strength and thermal stability. The sulfonation reaction improved membrane hydrophilicity and water absorbility, and thus increased ionic conductivity [...]

New model of seven layers in PEMFC

Rakhshanpouri S., Rowshanzamir S., School of Chemical Engineering, IR

This model is an isothermal, isobar, one-dimensional and steady-state model for a polymer electrolyte fuel cell with a 117 Nafion membrane that considers seven-layer of fuel cell. In former years, Springer and colleagues presented the [...]

Integrated, Renewable Distributed Generation w/ Storage

Olson D., P&E Automation, Inc., US

Case study of a successful integrated renewable distributed generation project for demand response at a large U.S. aerospace manufacturer site.Project incorporated wind, pump-storage hydro, waste compressed air storage power generators and utility company interfaces.

Polymer Nanocomposites: Characterization, Applications

Sharma A., Sharma R., Sharma A., Sharma R., Sharma A., Sharma R., AKG College of Engineering, IN

Organic polymeric composite materials are useful in applications sucgh as light emitting diodes, electrochromic displays, smart windows, and field transistors, electromagnetic interference shielding devices, energy storage products such as batteries, super capacitors and fuel cells. [...]

Polymer Nanocomposites: Structure, synthesis

Sharma A., Sharma R., Sharma A., Sharma R., Nanotechnology Lab, IN

Nanotechnology may restructure the technological applications such as semiconductors, inorganic as well as organic materials, energy storage, and biotechnology. It integrates chemistry, physics, materials science, and biology to design and create new material properties of [...]

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