Electric network electromagnet transient and electromechanical transient hybrid simulation system and simulation method thereof

Abstract

The invention is mixed simulation system of grid electromagnetic transient state and electromechanical transient state and simulation method thereof. The simulation system of the invention comprises a electromechanical transient state simulation system for electromechanical transient state simulation calculation for a first grid, an electromagnetic transient state simulation system for electromagnetic transient state simulation calculation for a second grid; an interface process control system is set between the electromechanical transient state simulation system and the electromagnetic transient state simulation system, for accomplishment of communication with the two simulation systems simultaneously, inner organic connection of the two simulation systems. The simulation method of the invention comprises: the electromechanical transient state simulation system processes electromechanical transient state calculation for the first grid, and transmits a first relay variant to the electromechanical transient state simulation system through the interface process control system; the electromagnetic transient state simulation system processes grid transient state calculation for the second grid, and transmits a second relay variant to the electromechanical transient state simulation system through the interface process control system, and influences on the electromechanical transient state calculation for the first grid. The simulation system of the invention synthesizes advantage of and electromechanical transient state simulation and electromagnetic transient state simulation.

Description

Technical field: [0001] The invention relates to a hybrid simulation system of electromagnetic transient state and electromechanical transient state of a power grid and a simulation method thereof, in particular to a hybrid simulation system of electromagnetic transient state and electromechanical transient state of a power grid based on RTDS and a simulation method thereof, belonging to the electromagnetic transient state and simulation method of a power grid The innovative technology of electromechanical transient hybrid simulation system and its simulation method. Background technique: [0002] During the operation of the power grid, the electromagnetic transient and electromechanical transient processes occur simultaneously. The electromagnetic transient process refers to the change process of the electric field and magnetic field as well as the corresponding voltage and current in each component of the power system. The process is simulated. The electromechanical tran...

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Problems solved by technology

For example, RTDS is the most mature electromagnetic transient simulation system in the world developed by the DC Research Center in Manitoba, Canada, but none of them has the function of electromechanical transient simulation.

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