Ettmüller, ManuelManuelEttmüllerArne, WalterWalterArneMarheineke, NicoleNicoleMarheinekeWegener, RaimundRaimundWegener2024-03-072024-03-072023https://publica.fraunhofer.de/handle/publica/46392310.1002/pamm.202200210In this work we consider the simulation of a mixed-dimensional model for viscous fiber melt spinning of semi-crystalline polymers including radial effects on the temperature and crystallinity. We present a suitable algorithm based on the product integration method and an analytical solution of the temperature advection-diffusion equation. A numerical convergence and performance analysis confirms that our approach results in an accurate and efficient algorithm.enjournal article