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Construction system and construction method of control system model library

A control system and construction method technology, applied in special data processing applications, geometric CAD, design optimization/simulation, etc., can solve the problems of long control algorithm development cycle and low modeling efficiency, so as to shorten the development cycle and reuse models The effect of strong sex and difficulty reduction

Pending Publication Date: 2021-07-02
南京远思智能科技有限公司
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AI Technical Summary

Problems solved by technology

[0003] However, in practical applications, the modeling efficiency of the traction converter control algorithm in the prior art is too low, which makes the development cycle of the traction converter control algorithm longer

Method used

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  • Construction system and construction method of control system model library
  • Construction system and construction method of control system model library
  • Construction system and construction method of control system model library

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Embodiment Construction

[0050] The grid-side traction converter of the high-speed EMU is a single-phase pulse rectifier. The locomotive is a rectifier in the traction state, and an inverter (regenerative braking) in the electric braking state. In two different states, the power electronics The voltage and current can be adjusted in four quadrants as needed, so it can also be called a four-quadrant pulse rectifier. The four-quadrant pulse rectifier, referred to as the four-quadrant rectifier, has many advantages such as energy bidirectional flow, small harmonics, adjustable DC side voltage, high power factor, etc., and can improve the power factor and harmonic interference of the EMU. A model-based approach to the design and development of a four-quadrant rectifier control algorithm can revolutionize the performance of traction control systems.

[0051] Modelica language is an object-oriented, multi-physics and multi-domain descriptive modeling language that supports causal and non-causal modeling. I...

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Abstract

The invention discloses a construction system and a construction method of a control system model library. The construction system comprises a design module, a building module and a construction module which run on a processing terminal; the design module is used for designing a control system for the traction converter and decomposing the control system to obtain a control algorithm architecture; the building module is used for building a model of each module of the control algorithm architecture based on a Modelica language according to the control algorithm architecture; and the construction module is used for constructing a complete four-quadrant rectifier control system model by utilizing the model of each module of the constructed control algorithm architecture based on the control algorithm architecture. The defect that the development period of the control algorithm of the traction converter is prolonged due to the fact that the modeling efficiency of the control algorithm of the traction converter in the prior art is too low is effectively avoided.

Description

technical field [0001] The present invention refers to the technical field of model library construction, and in particular relates to a control system model library construction system and a construction method thereof, in particular to a Modelica language-based four-quadrant rectifier control system model library construction system and a construction method thereof. Background technique [0002] EMU, also known as "EMU train", is an emerging traffic term in mainland China. It is a type of modern train. It consists of a number of powered vehicles (motor trains) and non-powered vehicles (trailers). The train is in normal use. Run in a fixed grouping mode within the time limit. Article 208 of the "Railway Technical Management Regulations" stipulates that: EMU trains are self-propelled fixed-group trains. High-speed EMUs are an important carrier of railway electrification, and traction converter systems are an important link in technological development. The traction conver...

Claims

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Application Information

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IPC IPC(8): G06F30/15G06F30/20
CPCG06F30/15G06F30/20
Inventor 马丁库恩李香吉洋徐爱国王博沙锋
Owner 南京远思智能科技有限公司
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