Installation and Planned Testing of the 625 kW Molten Carbonate Ship Service Fuel Cell

Author(s):  
Anthony Nickens ◽  
Donald Hoffman ◽  
Mark Cervi ◽  
Edward House

The U.S. Navy Ship Service Fuel Cell (SSFC) program is approaching the testing phase of the 625 KW molten carbonate ship service fuel cell generator. Testing is scheduled to occur in fiscal year 2005. The objective of the SSFC program is to develop diesel fueled shipboard fuel cell power systems with optimized performance characteristics (cost, weight, volume, and efficiency) which, when considered in the total ship environment, provide superior performance at a competitive cost compared to traditional shipboard generators. Emphasis has been placed on adapting commercially developed fuel cell technology to meet Navy/Marine requirements including operation in a salt-laden air, reforming and purification of naval logistics fuel, ship motion, shock and vibration. Fuel Cell Energy Inc., under an ONR contract. is adapting its commercial direct carbonate fuel cell technology for use with naval logistics fuels to provide power suitable for ship application. This paper provides a description of the fuel cell system and details of the installation and planned operation of the unit at the Philadelphia test site.

2006 ◽  
Vol 3 (4) ◽  
pp. 492-494 ◽  
Author(s):  
Sari Tasa ◽  
Teppo Aapro

Mobile device manufacturers would like to provide totally wireless solutions—including charging. Future multimedia devices need to have longer operation times as simultaneously they require more power. Device miniaturization leaves less volumetric space available also for the energy source. The energy density of the Li-ion batteries is high, and continuously developed, but not at the same speed as the demand from devices. Fuel cells can be one possible solution to power mobile devices without connection to the mains grid, but they will not fit to all use cases. The fuel cell system includes a core unit, fuel system, controls, and battery to level out peaks. The total energy efficiency is the sum of the performance of the whole system. The environmental performance of the fuel cell system cannot be determined yet. Regulatory and standardization work is on-going and driving the fuel cell technology development. The main target is in safety, which is very important aspect for energy technologies. The outcomes will also have an effect on efficiency, cost, design, and environmental performance. Proper water, thermal, airflow, and fuel management of the fuel cell system combined with mechanical durability and reliability are the crucial enablers for stable operation required from the integrated power source of a mobile device. Reliability must be on the same level as the reliability of the device the energy source is powering; this means years of continuous operation time. Typically, the end-users are not interested of the enabling technologies nor understand the usage limits. They are looking for easy to use devices to enhance their daily life. Fuel cell technology looks promising but there are many practical issues to be solved.


Energies ◽  
2021 ◽  
Vol 14 (16) ◽  
pp. 4963
Author(s):  
Viviana Cigolotti ◽  
Matteo Genovese ◽  
Petronilla Fragiacomo

Fuel cell technologies have several applications in stationary power production, such as units for primary power generation, grid stabilization, systems adopted to generate backup power, and combined-heat-and-power configurations (CHP). The main sectors where stationary fuel cells have been employed are (a) micro-CHP, (b) large stationary applications, (c) UPS, and IPS. The fuel cell size for stationary applications is strongly related to the power needed from the load. Since this sector ranges from simple backup systems to large facilities, the stationary fuel cell market includes few kWs and less (micro-generation) to larger sizes of MWs. The design parameters for the stationary fuel cell system differ for fuel cell technology (PEM, AFC, PAFC, MCFC, and SOFC), as well as the fuel type and supply. This paper aims to present a comprehensive review of two main trends of research on fuel-cell-based poly-generation systems: tracking the market trends and performance analysis. In deeper detail, the present review will list a potential breakdown of the current costs of PEM/SOFC production for building applications over a range of production scales and at representative specifications, as well as broken down by component/material. Inherent to the technical performance, a concise estimation of FC system durability, efficiency, production, maintenance, and capital cost will be presented.


1998 ◽  
Vol 74 (2) ◽  
pp. 175-187 ◽  
Author(s):  
Barbara Bosio ◽  
Paola Costamagna ◽  
Filippo Parodi ◽  
Biagio Passalacqua

2022 ◽  
pp. 233-251
Author(s):  
Mohammad Arqam ◽  
Sameer Usmani ◽  
Sadegh Aberoumand ◽  
Vinay Kumar

The interest in developing clean and environmentally-friendly energy devices to be used on vehicles is intensifying because of emissions from conventional internal combustion engines considered as one of the significant contributors to the rapidly changing climate. Fuel cell energy devices, especially the proton exchange membrane (PEM) type, are the solid contender to replace the conventional vehicle propulsion technology in the transport sector. The PEM fuel cell technology needs a lot of efforts to overcome some existing problems such as durability, hydrogen storage, and cost for its successful worldwide commercialisation. This chapter deals with the durability, cost, and performance challenges related to the utilization of PEM fuel cell technology in electrified transportation. Recent advancements concerning the current challenges have been discussed. Moreover, issues of hydrogen storage and infrastructure are outlined.


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