Adjoint Control Transformation, ACT

Author: Tianjiang Shuo

Website: https://cislunarspace.cn

Definition

A transformation that maps sensitive costate variables to physically realizable parameters, employed to reduce the difficulty of generating initial guesses for indirect TPBVP solutions.

Application Value

Adjoint Control Transformation, ACT plays an important role in orbital mechanics and mission planning, applicable for analyzing spacecraft motion characteristics and optimizing transfer trajectories.

Related Concepts

• Libration Point Orbit
• State Transition Matrix
• Six-Degree-of-Freedom
• Gauss Pseudospectral Method

References

Ozimek和Howell 2010 Dixon和Biggs 2007