GE Power Digital Solutions
GE Digital Twin
Analytic Engine for the Digital Power Plant
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Table of Contents
1. Introduction............................................................................................................................................3
1.1 GE Digital Twin Analytic Overview.......................................................................................................................................................6
1.2 Attributes of GE Digital Twin...................................................................................................................................................................6
2. Examples of Digital Twin Applications..............................................................................................8
2.1 Dispatch Optimizer......................................................................................................................................................................................8
2.2 Efficiency Optimizer....................................................................................................................................................................................9
2.3 Startup Optimizer.........................................................................................................................................................................................9
2.4 Asset Life Optimizer....................................................................................................................................................................................9
3. Outcomes..............................................................................................................................................10
3.1 Performance and Monitoring..............................................................................................................................................................10
3.2 Start Operational Flexibility...................................................................................................................................................................11
3.3 Economic Dispatch...................................................................................................................................................................................11
3.4 System Availability and Reliability.................................................................................................................................................... 12
3.5 Inventory Management......................................................................................................................................................................... 12
4. Enabling Technologies........................................................................................................................13
4.1 Physics Based Models.............................................................................................................................................................................14
4.1.1 Plant Thermodynamics Models.................................................................................................................................................................14
4.1.2 Anomaly Models and Detection Methods............................................................................................................................................14
4.1.3 Lifing Models........................................................................................................................................................................................................15
4.1.4 Dynamic Estimation and Model Tuning.................................................................................................................................................16
4.1.5 Flow and Combustion Models....................................................................................................................................................................16
4.1.6 Configuration Management........................................................................................................................................................................16
4.2 Artificial Intelligence.................................................................................................................................................................................17
4.2.1 Pattern Recognition..........................................................................................................................................................................................17
4.2.2 Learning Models.................................................................................................................................................................................................17
4.2.3 Unstructured Data Analytics.......................................................................................................................................................................18
4.2.4 Multimodal Data Analytics...........................................................................................................................................................................18
4.2.5 Knowledge Networks......................................................................................................................................................................................19
4.3 Next Generation Sensing Technologies.........................................................................................................................................19
4.3.1 Atmospheric/Weather....................................................................................................................................................................................20
4.3.2 Inspection..............................................................................................................................................................................................................21
4.3.3 Plant Component Analytics..........................................................................................................................................................................21
4.4 Digital Thread...............................................................................................................................................................................................24
5. Advanced Controls/Edge Computing for Digital Twin.................................................................25
5.1 Predix Platform............................................................................................................................................................................................25
5.2 Edge — Predix Machine...........................................................................................................................................................................25
5.3 Advanced Controls/Edge Computing Architecture..................................................................................................................25
6. Summary...............................................................................................................................................27
Appendix A.....................................................................................................................................................28
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