The Features of Design Calculation Stages of Parameters of Flow Path of Cascade Compressor of Twin Shaft Gas Turbine Engine Core on Base of 1D and 2D Dimensional Models of Their Working Process Topics: Conceptual Modeling; Domain-Specific Tools; Energy Systems; Fluid Dynamics; Hydraulic and Pneumatic Systems; Process Engineering In Proceedings of the 13th International Conference on Simulation and Modeling Methodologies, Technologies and Applications SIMULTECH - Volume 1, 225-233, 2023 , Rome, Italy