['From', 'Table', '2', ',', 'it', 'can', 'be', 'seen', 'that', 'for', 'the', 'worst', 'scenario', 'when', 'the', 'ambient', 'temperature', 'was', '50', '°', 'C', 'with', 'natural', 'convection', 'only', ',', 'the', 'predicted', 'cell', 'electrical', 'conversion', 'efficiency', 'would', 'have', 'reduced', 'to', 'approximately', '8', '%', 'rather', 'than', 'the', '15', '%', 'assumed', '.']