ΔV-TOF Pareto Front

Author: Tianjiang Shuo

Website: https://cislunarspace.cn

Definition

A curve in the ΔV-versus-TOF two-dimensional space composed of non-dominated solutions where neither objective can be improved without worsening the other. The Pareto front of low-energy transfers reveals the fundamental trade-off between propellant consumption and flight time: longer flights leverage celestial gravity gradients, reducing ΔV requirements. Typical solutions on the front benchmark the performance boundary of the transfer type.

Application Value

This method is used in multi-objective trajectory optimization to balance conflicting objectives such as fuel consumption and flight time. By analyzing the Pareto front, designers can understand performance boundaries and select optimal solutions that meet mission constraints.

References

  • Peng et al. 2024, AIAA Journal of Spacecraft and Rockets, doi:10.2514/1.A35623
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Contributors: ouyangjiahong, Ou Yang Jiahong