Digital Twin
Digital Twin Model for Equipment Lifetime Management
The digital twin model for equipment lifetime management is a physics-based, data-driven software architecture stored on radiation-hardened NOR flash and executed on a dedicated simulation accelerator. Operating on 5 watts of power across a 100-year operational lifetime, the system runs up to 100 distinct equipment twins simultaneously. Each instance continuously ingests authenticated telemetry to simulate operational behavior, component aging, and remaining capability under long-mission lunar conditions. With a rated mean time between failures of 500,000 hours, the system executes high-fidelity scenario simulations to predict physical hardware degradation over decades of uncrewed or isolated deployment.
Digital twin model for each major equipment instance — simulating operational behaviour, aging, and remaining capability.
Purpose
Digital twin model for each major equipment instance — simulating operational behaviour, aging, and remaining capability.
Context
Child of L2-MNT-LIFE within the Lunar Ark system
Principles
- ▸Physics-based + data-driven model
- ▸Per-equipment instance
- ▸Updated continuously from telemetry
- ▸Used for scenario simulation
- ▸Per Digital Twin spacecraft heritage
Typical implementations
- ▸NASA Digital Twin R&D
- ▸Industrial digital twins (terrestrial)
- ▸Aerospace digital twins
Lunar considerations
- ▸Long-mission high-fidelity simulation
- ▸Authenticated model updates
- ▸L1-DVT twin archive
Specifications
Functional
| primary function | Digital twin model for each major equipment instance — simulating operational behaviour, aging, and remaining capability. |
| twin count | 100 |
Physical
| mass kg | 0 |
| materials | Code on rad-hard NOR flash + simulation accelerator |
| vacuum compatibility | True |
Operational
| power consumption w | 5 |
| thermal range c | -40, 70 |
| lifetime years | 100 |
| mtbf hours | 500000 |
Interfaces
Provides
- Aging model state
- Twin-based predictions
Requires
- Equipment telemetry
Cite this entry
Lunar Ark Codex. "Digital Twin" (L3-MNT-LIFE-TWIN). Retrieved 10 September 2026, from https://lunarark.com/entry/L3-MNT-LIFE-TWIN
Licensed CC-BY-SA 4.0. You may reuse and adapt this entry with attribution, under the same licence.