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An energy storage optimization method for an energy router device applied to wind and solar energy storage

A wind-solar energy storage and optimization method technology, applied in the field of energy systems, can solve the problems of single control mode of energy routers, large limitations of energy flow and form, simple topology structure, etc., and achieve the effect of improving power quality, light weight and small volume

Active Publication Date: 2022-05-03
NORTHEASTERN UNIV LIAONING
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Problems solved by technology

At present, the existing energy routers have relatively simple topology, small power capacity, relatively single voltage level, large limitations in energy flow and form, and low efficiency.
However, the traditional energy router has a single control method, so the research on the topology and control method of the energy router is imminent. Current research directions

Method used

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  • An energy storage optimization method for an energy router device applied to wind and solar energy storage
  • An energy storage optimization method for an energy router device applied to wind and solar energy storage
  • An energy storage optimization method for an energy router device applied to wind and solar energy storage

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Embodiment Construction

[0046] The specific implementation manners of the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0047] An intelligent distributed control technology, such as figure 1 As shown, the entire power supply system is divided into a three-layer tree structure, which is the distribution network layer, the microgrid layer and the user layer from top to bottom. On the basis of the overall structure, the unified coordination control and communication scheduling of wind power generation, solar power generation, other distributed energy systems and power grids are realized.

[0048] The operation control of the distributed wind turbine and photovoltaic energy system is as follows: the distribution network layer adopts the optimal scheduling algorithm under the centralized contro...

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Abstract

The invention provides an energy storage optimization control method for an energy router device applied to wind and solar energy storage, and relates to the technical field of energy systems. The device includes a bidirectional rectifier unit, a resonant bidirectional DC-DC conversion unit, a photovoltaic Boost conversion unit, a bidirectional DC-DC conversion unit, a soft-switching single-phase full-bridge inverter unit, a three-phase PWM rectifier unit, a high-voltage DC bus, a low-voltage DC bus, DSP controller, voltage sensor and current sensor; at the same time, the device adopts a hybrid energy storage coordinated control strategy of a stochastic robust optimization method, including 7 working modes; the invention also provides an energy router device applied to wind and solar energy storage A control method for energy storage optimization. The energy router device and control method applied to wind and solar energy storage provided by the present invention, the multi-unit topology adopted by the device determines that it can provide electric energy of various voltage levels, meet the needs of various loads and energy storage equipment, and can control The method and hardware structure realize the effect of photovoltaic and wind turbine complementary power generation.

Description

technical field [0001] The invention relates to the technical field of energy systems, in particular to an energy storage optimization control method for an energy router device applied to wind and solar energy storage. Background technique [0002] With the gradual increase in the penetration rate of new energy in the energy system, power electronic equipment will gradually occupy a dominant position in the future energy system. Compared with the traditional energy network, the power electronic energy system has the advantages of strong controllability, high flexibility, fast dynamic response, and diversified functions. Make major breakthroughs in key technical fields such as distributed power generation, distributed energy storage, renewable energy, new power electronic devices, new power electronic topologies, AC / DC hybrid microgrids, new electrical materials, and electric vehicles, and achieve energy efficiency, In terms of the coordinated development of energy environm...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H02J3/38H02J3/28H02J3/32
CPCH02J3/383H02J3/385H02J3/386H02J3/28H02J3/32Y02E70/30Y02E10/56Y02E10/76
Inventor 于双江马大中孙秋野尤富强胡林强董天阳张雪猛王爽
Owner NORTHEASTERN UNIV LIAONING
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