Research Article
Semantic Approach for Evaluation of Energy Storage Technologies under Fuzzy Environment
Table 14
Overall Ranking of Energy storage technologies.
| Alternatives | Overall priority weights of main criteria | Overall priority weights of alternatives | Normalized priority weights of alternatives | Overall ranking of alternatives | Energy density | Life cycle | Cycle efficiency | Investment level | Suitability to climatic conditions | Space required | 0.077604 | 0.152115 | 0.294208 | 0.068201 | 0.368441 | 0.039431 | Priority weights of alternatives | w.r.t energy density | w.r.t life cycle | w.r.t cycle efficiency | w.r.t investment level | w.r.t suitability to climatic conditions | w.r.t space required |
| Electrochemical storage | 1.0047 | 1.0341 | 1 | 0.9039 | 0.9914 | 0.9996 | 0.995813 | 0.201454997 | 2 | Electrical storage | 0.9333 | 1.0000 | 1.0063 | 1.0219 | 0.9377 | 0.9963 | 0.975071 | 0.197258848 | 5 | Magnetic storage | 1.0000 | 1.0684 | 0.9857 | 1.0000 | 1.0000 | 1.0000 | 1.006197 | 0.203555701 | 1 | Mechanical storage | 0.9721 | 0.9839 | 1.0000 | 0.9818 | 0.9636 | 0.9631 | 0.979278 | 0.198109933 | 4 | Chemical storage | 1.0050 | 0.9817 | 0.9857 | 0.9712 | 0.9881 | 0.9923 | 0.986745 | 0.199620522 | 3 |
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