Maintenance 7 Condition based maintenance 4 Costs 4 Economic analysis 4 Maintenance cost 4 Performance 4 Condition monitoring 3 Cost benefit analysis 3 Data acquisition 3 Decision making 3 Energy efficiency 3 Maintenance strategies 3 Meteorology 3 Outages 3 Reliability-centred maintenance 3 Weibull distribution 3 Wind power 3 Wind turbines 3 ADS-B 2 Ashby material selection method 2 Budget control 2 Condition-based maintenance 2 Convolutional neural network 2 Cost reduction 2 Criticality (nuclear fission) 2 Deep learning 2 Degradation 2 Distributed Energy Resources 2 Distribution systems 2 Electric power generation 2