Our Expertise | ENERGY

The design optimization of a small axial turbine with millions of configurations

The case for computerized optimization over manual design interventions

Newsletter EnginSoft Year 16 n°2
By Savely Khosid Rafael | Advanced Defense Systems Ltd Technion - Faculty of Aerospace Engineering, Haifa, Israel
The design optimization of a small axial turbine with millions of configurations
The design optimization of a small axial turbine with millions of configurations

Abstract

Expendable, miniature, low-cost turbojet engines are often equipped with axial turbines. These turbines usually have a low-pressure ratio, a simple design of the blades and vanes, and a relatively low performance.

In this article, we show that the main turbine characteristics, such as efficiency and exit flow angle, can be sufficiently improved using parametric optimization.

Using a fast code for mean-line turbine design in modeFRONTIER’s optimization environment allowed us to check about two million configurations and to determine the most important design parameters.

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CASE STUDY

CFD study of a Pelton turbine runner

Comparison between traditional Eulerian and novel Lagrangian approaches

This technical article, a collaboration between EnginSoft and ZECO, compares two different methodologies for the study and optimization of impulse turbines, specifically Pelton turbines, in order to evaluate which is the quicker and more reliable method.

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CASE STUDY

Numerical analyses of the heat transfer processes of a key cooling system in the ITER reactor

Supporting the design of a critical system with realistic numerical simulations of heat radiation and conjugate heat transfer

The ITER reactor’s electron cyclotron heating and current drive (EC H&CD) system launcher requires an effective cooling system due to the strong thermal loads it supports. In supporting the design of this cooling system, NINE performed several numerical studies using the Ansys simulation tools

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