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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