文档介绍：Are physical products and models of product two separate things?

© 2017 Donna H. Rhodes
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Business portfolio
model
product
“ghost in the machine”– Ryle (1949) used the term to denote the view (with which he disagreed) of the human mind as pletely separate from and independent of the physical body.
Product+ Digital Twin

© 2017 Donna H. Rhodes
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What is a Digital Twin?
A digital replica of a product or system, maintained as
a virtual equivalent throughout the lifespan of the physical product.
Image credit: GE Power & Water

© 2017 Donna H. Rhodes
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A dynamic software model that uses sensors and other data to analyze its state, respond to changes, and improve operations.
NASA – Pairing digital and physical

© 2017 Donna H. Rhodes
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Pairing of digital objects and physical objects pioneered by NASA in early days of space exploration.
Motivated by challenge of designing things that travel beyond ability to immediately see, monitor or modify them.
Objective was plete digital model that can be used to operate, simulate and analyze an underlying system governed by physics.
Mirrored Spaces (Grieves, 2002)

© 2017 Donna H. Rhodes
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Digital Twin Definitions (Grieves)

© 2017 Donna H. Rhodes
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Digital Twin Prototype: information necessary to describe and produce a physical version that duplicates the virtual version
Digital Twin Instance: describes a specific corresponding physical product, remaining linked to it throughout its lifespan
Digital Twin Aggregate: aggregation of all DTIs for a set of products
Purposes of the Digital Twin

© 2017 Donna H. Rhodes
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Descriptive
Interrogative
Analytic
Diagnostic
Predictive
Anticipatory
Digital thread

© 2017 Donna H. Rhodes
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digital thread refers to munication framework that allows a connected data flow and integrated view of the asset’s data throughout its lifecycle
– raises the bar for