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Data processing method suitable for real-time simulation of electromagnetic transient state on fpga platform

A real-time simulation, electromagnetic transient technology, applied in the direction of electrical digital data processing, special data processing applications, design optimization/simulation, etc., can solve the problems of consuming large adder resources, unable to achieve high-efficiency resource utilization, etc., to improve Utilization rate, guarantee of high efficiency and reliability, guarantee of real-time and precision effects

Active Publication Date: 2019-04-05
SHANGHAI JIAOTONG UNIV
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AI Technical Summary

Problems solved by technology

In this method, accumulating the equivalent historical current sources on each node consumes a lot of adder resources
Considering that in the process of accumulating equivalent historical current sources, the core computing area is actually idle, so the existing method cannot achieve efficient resource utilization

Method used

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  • Data processing method suitable for real-time simulation of electromagnetic transient state on fpga platform
  • Data processing method suitable for real-time simulation of electromagnetic transient state on fpga platform
  • Data processing method suitable for real-time simulation of electromagnetic transient state on fpga platform

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Embodiment Construction

[0042] The invention is suitable for a data processing method of electromagnetic transient real-time simulation on an FPGA platform. The method can efficiently utilize hardware resources of the FPGA, and can perform data interaction with the outside in a high-speed and stable asynchronous clock domain.

[0043] A kind of data processing method applicable to FPGA platform electromagnetic transient real-time simulation that the present invention proposes is described below in conjunction with embodiment and accompanying drawing:

[0044] Step 1. Externally send initialization data to the electromagnetic transient real-time simulation system of the FPGA platform. The data interaction adopts the Aurora protocol. The data interaction module is as follows: figure 1 As shown, the specific process is as follows:

[0045] Step 1-1, externally send data to the Aurora interface, and the Aurora interface restores the data to the received data rx_data according to the Aurora protocol.

[...

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Abstract

The invention provides a data processing method for electromagnetic transient real time simulation of an FPGA platform, and belongs to the field of electromagnetic transient hardware simulation of an electric power system. The method reuses a multiplying accumulation processing unit of a core calculation zone to perform accumulation according to the character that a core calculation zone for matrix calculation is in an idle state when the electromagnetic transient real time simulation algorithm is used to perform equivalent historical current accumulation operation, and improves the utilization efficiency of hardware of an FPGA development board; and the method designs an interactive interface between the simulation system and an external part and ensure high-speed and stable data interaction. The method is completed in theoretical basis, is simple and effective, can process electromagnetic transient simulation data efficiently, and is suitable for an electromagnetic transient real time simulation system of the FPGA platform.

Description

technical field [0001] The invention relates to a data processing method for electromagnetic transient real-time simulation. In particular, the invention relates to a data processing method for performing electromagnetic transient real-time simulation on a power grid on a field-programmable gate array (Field-Programmable Gate Array, FPGA for short). Background technique [0002] In the development process of power system, simulation has always occupied a very important position. As an important part of simulation, electromagnetic transient simulation has many advantages such as accurate description of phenomena, wide application, and good numerical stability. It is a necessary tool for understanding the transient complex behavior of power systems. Simulation can study the feasibility of the future power grid system, predict the performance of the power grid and possible bottlenecks, analyze various faults in the operation of the power grid, and formulate correct protection ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G06F17/50
CPCG06F30/20
Inventor 梁子豪贺光辉
Owner SHANGHAI JIAOTONG UNIV
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