Experiment platform for marine integrated power system based on multiple energies and hybrid energy storage technology

Abstract

The invention discloses an experiment platform for a marine integrated power system based on multiple energies and the hybrid energy storage technology. The experiment platform comprises a new energydistributed generation and hybrid energy storage system module, a supercritical carbon dioxide Brayton cycle cogeneration module, a marine traditional generator set module, and a simulated marine power grid and electric propulsion device module, wherein the modules are sequentially connected with a medium-voltage isolation transformer, a marine medium-voltage power grid and an intelligent integrated management system through a marine main distribution board. The experiment platform provided by the invention has the advantages that a multi-energy generation system, a hybrid energy storage and the intelligent integrated management system serve as a center, and application technologies for multiple energy forms in a marine energy system are integrated, so that the experiment platform, which is used for studying key issues such as electric energy storage of a multi-energy marine integrated power system, high-frequency three-phase AC frequency and current conversion of a marine main enginesupercritical carbon dioxide Brayton cycle cogeneration system, and parallel operation of a marine power grid, is achieved.

Description

technical field [0001] The invention relates to the technical field of ship multi-energy power generation system and main engine waste heat recovery and utilization, in particular to an experimental platform for ship comprehensive power system based on multi-energy and hybrid energy storage technology. Background technique [0002] Green energy saving is a research hotspot and an important development direction in the field of global ship technology research. Exploring the introduction of new energy sources such as solar energy, wind energy, fuel cells and LNG into the ship energy system is of great significance for improving ship energy efficiency, reducing fossil fuel consumption and reducing greenhouse gas emissions. The ship power system is an independent power system with limited capacity. The load demand varies greatly under different operating conditions. The new energy usually represented by solar energy and wind energy is intermittent and unstable. If the new energy...

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Problems solved by technology

[0004] Apply the supercritical carbon dioxide Brayton cycle waste heat power generation technology to the ship's main engine system, and at the same time convert the high-frequency three-phase alternating current generated by the supercritical carbon dioxide Brayton cycle waste heat power generation system to achieve grid-connected operation with the ship's power grid. Streaming devices and technical solutions, there are no cases to be found so far

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