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Electromagnetic and electromechanical transient digitalized hybrid real-time simulation method for power system

An electromagnetic transient simulation and power system technology, applied in the direction of electrical components, circuit devices, AC network circuits, etc., can solve problems such as many conversion links, restrictions on the practical application of electromagnetic electromechanical transient mixed real-time simulation, and poor simulation accuracy. Achieve the effects of reducing conversion links, promoting practical applications, and improving simulation accuracy

Inactive Publication Date: 2013-01-23
POWER GRID TECH RES CENT CHINA SOUTHERN POWER GRID +1
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Problems solved by technology

Electromagnetic electromechanical transient hybrid real-time simulation adopts this analog interface method, which has the disadvantages of many conversion links, poor simulation accuracy, large calibration workload, troublesome operation and maintenance, etc., which greatly limits the practical application of electromagnetic electromechanical transient hybrid real-time simulation

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  • Electromagnetic and electromechanical transient digitalized hybrid real-time simulation method for power system

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Embodiment Construction

[0012] The electric power system electromagnetic electromechanical transient digital hybrid real-time simulation method proposed by the present invention comprises the following steps:

[0013] (1) Using the electromagnetic transient simulation system to perform real-time simulation calculation of the electromagnetic transient state of the first power system;

[0014] (2) Using the electromechanical transient simulation system to perform real-time electromechanical transient simulation calculations on the second power system;

[0015] (3) A field programmable gate array is set between the electromagnetic transient simulation system and the electromechanical transient simulation system for the digital connection between the above electromagnetic transient simulation system and the electromechanical transient simulation system;

[0016] (4) The above-mentioned electromechanical transient simulation system transmits the voltage and current of the second power system obtained thro...

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Abstract

The invention relates to an electromagnetic and electromechanical transient digitalized hybrid real-time simulation method for a power system, and belongs to the technical field of transient digital simulation of the power system. The method comprises the following steps of: performing electromagnetic transient real-time simulation calculation on a first power system by adopting an electromagnetic transient simulation system; performing electromechanical transient real-time simulation calculation on a second power system by adopting an electromechanical transient simulation system; and setting a field programmable gate array between the electromagnetic transient simulation system and the electromechanical transient simulation system, wherein the field programmable gate array is used for the digitalized connection between the electromagnetic transient simulation system and the electromechanical transient simulation system. By the simulation method, an electromagnetic transient hybrid real-time simulation digital quantity interface is formed by utilizing a digitalized communication technology; the simulation precision of the electromagnetic and electromechanical transient hybrid real-time simulation is greatly improved; conversion links are effectively reduced; the synchronization information contact of the electromagnetic and electromechanical transient hybrid real-time simulation can be realized; and the practical application of the electromagnetic and electromechanical transient hybrid real-time simulation is advanced greatly.

Description

technical field [0001] The invention relates to a hybrid real-time simulation method of electromagnetic electromechanical transient state digitization in a power system, belonging to the technical field of power system transient digital simulation. Background technique [0002] In the existing hybrid real-time simulation of electromagnetic electromechanical transient state, the interface between electromagnetic transient state simulation and electromechanical transient state simulation is carried out through analog quantity. Electromagnetic electromechanical transient hybrid real-time simulation adopts this analog interface method, which has the disadvantages of many conversion links, poor simulation accuracy, large calibration workload, troublesome operation and maintenance, etc., which greatly limits the practical application of electromagnetic electromechanical transient hybrid real-time simulation . With the rapid development of computer technology, the technical advant...

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02J3/00
Inventor 欧开健梁旭胡云周仲晖李伟张树卿贾旭东
Owner POWER GRID TECH RES CENT CHINA SOUTHERN POWER GRID
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