A numerical design methodology for optimal pacing strategy in the individual time trial discipline of cycling

(Eine numerische Entwurfsmethodik für eine optimale Tempostrategie beim Einzelzeitfahren im Radsport)

In this paper, we have developed a numerical design methodology for computing optimal pacing strategies for the individual time trial discipline in professional cycling. These strategies minimise the finishing time for a given cyclist racing on a given course by optimising how their power output is distributed along the course. The method is based on a finite element formulation and adjoint sensitivity analysis is used to minimise the finishing time subjected to a physiological constraint based on the principle of normalised power. We apply the method to four hypothetical courses of 2 km simulating various gradients and wind conditions. A parameter-dependent simulation showed between 0.45% and 2.84% improvements in finishing times compared to benchmark pacing strategies. The method is also applied on a real-world course and the results are compared to the pacing strategy of professional cyclist and ITT specialist Martin Toft Madsen. The optimised strategy is 1.2% faster over 21.3 km. We believe that the method presented here constitutes a promising framework for efficient computation of optimal pacing strategies and with further research and a more accurate physiological model; this could prove an important tool for strategising in professional cycling.
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Bibliographische Detailangaben
Schlagworte:
Notationen:Ausdauersportarten Naturwissenschaften und Technik
Tagging:Zeitfahren Finite element analysis
Veröffentlicht in:Sports Engineering
Sprache:Englisch
Veröffentlicht: 2025
Online-Zugang:https://doi.org/10.1007/s12283-025-00493-9
Jahrgang:28
Heft:1
Seiten:Article 12
Dokumentenarten:Artikel
Level:hoch