Multi-scale model construction method and device of ship power system, and electronic equipment

Abstract

The invention provides a multi-scale model construction method and device for a ship power system, and electronic equipment, and the multi-scale model construction method for the ship power system comprises the steps: dividing the ship power system into a plurality of hierarchies, and constructing a coupling simulation frame based on the plurality of hierarchies, wherein the coupling simulation framework comprises a transfer relationship between a one-dimensional simulation model and a three-dimensional simulation reduced-order model of the ship power system; obtaining a three-dimensional simulation database of a local part or equipment corresponding to the ship power system, and obtaining a data matrix of the target parameters based on the coupling simulation framework and the three-dimensional simulation database; extracting a feature vector corresponding to the maximum feature value of the data matrix, constructing an intrinsic orthogonal decomposition basis vector of the target parameter based on the feature vector, and determining a basis coefficient to obtain a three-dimensional simulation reduced-order model; and obtaining a one-dimensional simulation model based on the coupling simulation framework. According to the method, the calculation efficiency of the simulation model can be improved, and the real operation characteristics of the ship power system can be accurately reflected.

Description

technical field [0001] The invention relates to the technical field of ship power, in particular to a method, device and electronic equipment for building a multi-scale model of a ship power system. Background technique [0002] The power system is the "heart" of marine equipment such as ships. It provides energy sources such as propulsion power and electricity for ships and other marine equipment, and directly determines the comprehensive performance of marine equipment such as ships such as maneuverability, stealth, and endurance. Exploring the power system of ships It is of great significance to understand the energy-mass transfer mechanism, grasp the operation rules of the power system, and form an optimal design method for the ship power system. [0003] With the continuous development of computing power and models, numerical simulation has become an important direction for ship power systems. For complex systems such as ship power systems, the calculation of the three-...

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Problems solved by technology

[0005] The present invention provides a multi-scale model construction method, device and electronic equipment of a ship power system, which are used to solve the problem that the simulation model of the ship power system in the prior art cannot take into account the high calculation efficiency and the inability to accurately reflect the real operation of the ship power system It can not only improve the calculation efficiency of the simulation model, but also accurately reflect the real operating characteristics of the ship power system.

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