飞机发动机的数字孪生：数据驱动方法-用于飞机发动机全生命周期劣化监测的嵌入式物理知识.pdf

1、Hong.Xiao（）Northwestern Polytechnical University of China Digital Twin of Aircraft Engines Data-Driven Method Embedded Physical Knowledge to monitor the degradation September 2024 1.Digital Test and Digital Twin 2.Digital Test Cases of Aircraft Engine 3.Digital Altitude Test of Aircraft Engine 4.Int

2、elligent Network in Digital Twin Contents 2/42 More and more tests are conducted in digital spaces 1.Digital Test and Digital Twin 3/42 Ditigal Twin Process digital twin Product digital twin Our study More and more tests are conducted in digital spaces 1.Digital Test and Digital Twin 4/42 Data-drive

3、n Model-driven mechanism can be embedded Method of embedding Intelligent network Simulation or mechanism model The Digital twin mode in the field of aircraft engines Data-Driven method embedded physical knowledge Embed physical knowledge in intelligent network 1.Digital Test and Digital Twin 5/42 Pe

4、rsonal point:Suitable for components,parts,and assemblies.Not suitable for complex thermodynamic system.1.Digital Test and Digital Twin Data-driven Model-driven mechanism can be embedded Method of embedding Intelligent network Simulation or mechanism model The Digital twin mode in the field of aircr

5、aft engines Data-Driven method embedded physical knowledge Embed physical knowledge in intelligent network 6/42 Cheap,efficient,and simple to implement.Big data required，Unexplainability，Beyond physical boundaries.1.Digital Test and Digital Twin Data-driven Model-driven mechanism can be embedded Met

6、hod of embedding Intelligent network Simulation or mechanism model The Digital twin mode in the field of aircraft engines Data-Driven method embedded physical knowledge Embed physical knowledge in intelligent network 7/42 MBSE：Model Based System Engineering Gas path Model Control Model Air Model Oil