Analysis of 3000 T class submarines equipped with polymer electrolyte fuel cells
DSpace at IIT Bombay
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Title |
Analysis of 3000 T class submarines equipped with polymer electrolyte fuel cells
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Creator |
GHOSH, PC
VASUDEVA, U |
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Subject |
HYDROGEN STORAGE OPTIONS
SODIUM-BOROHYDRIDE SYSTEMS ADSORPTION GENERATION SHIPS BORON CYCLE POWER Polymer electrolyte fuel cells Submarine Air independent propulsion Sodium borohydride Metal hydride |
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Description |
The naval submarines have conventionally been equipped with diesel-electric propulsion. The diesel generators charge the batteries when the submarine is at the surface or at snorkelling depth. This is the biggest short-coming of this system as the submarine can be detected due to the infrared signatures from the exhaust of engines. Present study aims in analysing the feasibility of using fuel cells as a replacement of conventional diesel based system. Fuel cell system is analysed to meet the propulsion load and hotel load. In this purpose, metal hydride and sodium borohydride are considered for fuel and compressed oxygen and liquid oxygen are considered as oxidant. The most effective combination with respect to weight, volume has been analysed. The submerged endurance and distance for various hotel loads under submerged conditions have also been estimated. It is found that the metal hydride and liquid oxygen combination can be easily retrofitted by replacing the conventional system. However, MH/O(2), SBH/O(2) and SBH/LO(X) require some extra room to be created. All the systems show substantial enhancement in the submerged endurance. (C) 2011 Elsevier Ltd. All rights reserved.
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Publisher |
PERGAMON-ELSEVIER SCIENCE LTD
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Date |
2012-06-26T06:39:52Z
2012-06-26T06:39:52Z 2011 |
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Type |
Article
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Identifier |
ENERGY,36(5)3138-3147
0360-5442 http://dx.doi.org/10.1016/j.energy.2011.03.003 http://dspace.library.iitb.ac.in/jspui/handle/100/14060 |
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Language |
English
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