18183351. POWER SUPPLY/DEMAND DEVICE, POWER GENERATION SYSTEM, AND CONTROL METHOD simplified abstract (KABUSHIKI KAISHA TOSHIBA)

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POWER SUPPLY/DEMAND DEVICE, POWER GENERATION SYSTEM, AND CONTROL METHOD

Organization Name

KABUSHIKI KAISHA TOSHIBA

Inventor(s)

Yasuhiro Kanekiyo of Yokohama Kanagawa (JP)

Kenichirou Ogawa of Kawasaki Kanagawa (JP)

Tetsu Shijo of Setagaya Tokyo (JP)

POWER SUPPLY/DEMAND DEVICE, POWER GENERATION SYSTEM, AND CONTROL METHOD - A simplified explanation of the abstract

This abstract first appeared for US patent application 18183351 titled 'POWER SUPPLY/DEMAND DEVICE, POWER GENERATION SYSTEM, AND CONTROL METHOD

Simplified Explanation

The patent application describes a power supply/demand device that includes a virtual synchronous inverter and a storage battery. The virtual synchronous inverter is connected to a power system and controls the charging and discharging of the storage battery. It is capable of calculating a standby time and performing control of the storage battery based on an operation instruction received after the lapse of the standby time.

  • Virtual synchronous inverter connected to power system
  • Controls charging and discharging of storage battery
  • Calculates standby time and performs control based on operation instruction

Potential Applications

The technology described in the patent application could be applied in renewable energy systems, microgrids, and smart grid applications.

Problems Solved

This technology helps in efficiently managing power supply and demand, optimizing energy storage, and enhancing grid stability.

Benefits

The benefits of this technology include improved grid reliability, increased renewable energy integration, and enhanced power system flexibility.

Potential Commercial Applications

Potential commercial applications of this technology include energy storage systems for residential, commercial, and industrial use, as well as grid-scale energy storage solutions.

Possible Prior Art

One possible prior art for this technology could be existing virtual synchronous inverters used in power systems for grid stabilization and control.

Unanswered Questions

How does the virtual synchronous inverter calculate the standby time?

The abstract mentions that the virtual synchronous inverter is capable of calculating a first standby time. However, it does not provide details on the specific method or algorithm used for this calculation.

What types of operation instructions can trigger control of the storage battery?

The abstract mentions that the virtual synchronous inverter performs control of the storage battery corresponding to an operation instruction. It would be helpful to know the specific types of operation instructions that can trigger this control.


Original Abstract Submitted

According to one embodiment, a power supply/demand device includes a virtual synchronous inverter and a storage battery. The virtual synchronous inverter is connected to a power system. Charging and discharging of the storage battery are controlled by the virtual synchronous inverter. The virtual synchronous inverter is connected to the power system in parallel with other inverters. The virtual synchronous inverter is capable of calculating a first standby time having any length and performing control of the storage battery corresponding to an operation instruction after a lapse of the first standby time, when receiving the operation instruction accompanied by output of power to the power system or input of power from the power system.