New energy power generation comprehensive experimental device for new modular common DC bus

Abstract

The invention relates to new energy power generation devices, in particular to a new energy power generation comprehensive experiment device of a common direct current bus, wherein the new energy power generation comprehensive experiment device can achieve grid connection and power generation and be independently operated. The new energy power generation comprehensive experiment device comprises multiple new energy power generation modules which are independently operated, a control module, a grid connection converter and an independent load-carried inverter. The control module comprises a solar power generation DC / DC conversion module, a doubly-fed wind generator control module, a direct drive wind generator control module and a fuel-cell power generation control module. According to the new energy power generation comprehensive experiment device of the common direct current bus, solar energy, wind energy and a fuel cell are comprehensively used for grid connection and power generation, and independent load-carried operation can be achieved.

Description

technical field [0001] The present invention relates to a comprehensive experimental device for new energy power generation, in particular to a comprehensive experimental device for new energy power generation that can integrate wind power generation, solar power generation and fuel cell power generation, and can perform grid-connected power generation and independent operation. The functional modules in the system are organically linked together through the DC bus. Background technique [0002] In recent years, with the rapid development of new energy generation technologies such as wind energy, solar energy and fuel cells, many schools have opened courses related to new energy. In order to meet students' experimental needs and improve students' practical ability, the requirements for new energy experimental devices are getting higher and higher. [0003] The existing new energy experimental teaching devices have the disadvantages of single function, poor scalability and h...

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Problems solved by technology

[0004] In order to overcome the shortcomings of existing new energy power generation experimental devices such as single function and poor expandability, the utility invention provides a new energy power generation experimental device that can integrate solar energy, wind energy and fuel cells to generate electricity in a grid and can operate independently with a load and a common DC bus.

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