FPGA-based doubly-fed wind motor electromagnetic transient simulation method and simulation system

Abstract

The invention discloses an FPGA-based doubly-fed wind motor electromagnetic transient simulation method and simulation system, and belongs to the technical field of power system simulation and the field of hardware calculation acceleration. The FPGA-based doubly-fed wind motor electromagnetic transient simulation method comprises the following steps: performing real-time simulation on a decoupleddoubly-fed wind motor circuit on an FPGA according to an equivalent circuit model of a wind motor; rapidly realizing a parameter updating module of the wind power motor by utilizing an HLS high-levelcomprehensive technology, so that the development period of a hardware system is shortened; meanwhile, carrying out simulation calculation by using a single-precision floating-point number in the parameter updating module, so that the utilization rate of FPGA hardware resources is reduced while relatively high calculation precision is kept; and by adopting Park transformation, reducing repeated calculation of a parameter updating area, and further reducing hardware resource consumption. The FPGA-based doubly-fed wind motor electromagnetic transient simulation method and simulation system havethe advantages of being the clear and definite in system structure, being convenient to transplant and expand, being excellent in simulation performance, and being capable of achieving real-time simulation, thus being particularly suitable for electromagnetic transient real-time simulation calculation of the doubly-fed wind motor on an FPGA parallel architecture platform.

Description

technical field [0001] The invention relates to the field of fan electromagnetic transient simulation technology and hardware calculation acceleration, in particular to an FPGA-based electromagnetic transient simulation method and simulation system for a doubly-fed wind power motor. Background technique [0002] Energy plays a very important role in the progress of society and the improvement of productivity, but the problems of air pollution and climate warming brought about by the long-term and large consumption of fossil energy have worsened the global environment. Vigorously developing renewable energy has become a global trend. world consensus. Because wind power has the characteristics of clean and low cost, it is favored by all countries, and countries all over the world are vigorously developing wind power to improve the energy structure and the global environment. [0003] With the rapid development of the wind power industry, traditional asynchronous generators ca...

AI Technical Summary

Problems solved by technology

[0005] In the real-time digital simulation of new energy and new electronic equipment under the background of large power grids, due to the increasing influence of devices on the system frequency, the requirement for the simulation step size of the electromagnetic transient real-time simulation has reached the microsecond level, which has a great impact on the electromagnetic transient The design of dynamic real-time simulation system brings serious challenges

With the reduction of the simulation step size, it is difficult for the traditional electromagnetic transient simulation system based on high-performance servers to meet the real-time requirements, and people began to explore new electromagnetic transient simulation solutions

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