Rapid calculation method and system for simulating flow field and temperature field values in main transformer chamber of indoor transformer substation

Abstract

The invention discloses a rapid calculation method for simulating flow field and temperature field values in a main transformer chamber of an indoor transformer substation. The method comprises the following steps: firstly, establishing an input parameter list and an output parameter list; then carrying out geometric modeling and meshing; and then, inputting meshing results to a velocity field fast solution algorithm and a temperature field fast solution algorithm for calculation, and storing results in the output parameter list. The invention also discloses a rapid calculation system for simulating flow field and temperature field values in the main transformer chamber of an indoor transformer substation, wherein the system comprises a parameterized appearance modeling module, an intelligent mesh generating module, a turbulent flow equation fast solution module, a temperature field fast solution module, a speed field fast solution module, an input / output module and a user input module. The invention achieves the fast calculation of flow field and temperature field values in the main transformer chamber of the indoor transformer substation, so that the processes of modeling and meshing become rapid and accurate; and occupied memory is greatly reduced, so as to facilitate the application in practical engineering.

Description

technical field [0001] The invention relates to the field of dynamic characteristics and control of an energy system, in particular to a fast calculation method for calculating the temperature field of a flow field in a main transformer room of an indoor substation. Background technique [0002] Computational fluid dynamics technology: Computational fluid dynamics (CFD) is the product of the combination of modern fluid mechanics, numerical mathematics and computer science. It uses electronic computers as tools and applies various discrete mathematical methods to numerically analyze various problems in fluid mechanics. Experiments, computer simulations, and analytical studies to solve a variety of practical problems. [0003] Because computational fluid dynamics technology has the advantages of low cost and the ability to simulate more complex or ideal processes, it is of great engineering practical value to use computational fluid dynamics to analyze the flow field and tempe...

AI Technical Summary

Problems solved by technology

However, in conventional CFD calculations, the early appearance modeling, grid drawing, and the solution methods involved in later calculations require a lot of computing time and computing memory, which not only affects the modeling ability of the user and the grid drawing experience. The requirements are high, and there are also high requirements for the memory space and computing performance of the computer. Problems such as long calculation time, large memory usage, and calculation results are seriously affected by human factors have become the main bottlenecks that hinder the popularization and application of CFD calculations.

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