Title:
電力変換装置および電力変換システム
Document Type and Number:
Japanese Patent JP7164041
Kind Code:
B2
Abstract:
A power conversion system includes a plurality of power conversion apparatuses and a server connected to each of the plurality of power conversion apparatuses. Each of the plurality of power conversion apparatuses includes a power conversion circuit interconnected with a power system, a calculating unit that is configured to calculate, based on an output current and an output voltage of the power conversion circuit, at least one information of reactive power and a reactive current output by the power conversion circuit, a storing unit that includes a storage device and is configured to accumulate, in the storage device, time-series reactive power information which is information associating time and the at least one information calculated by the calculating unit, and a communication interface that is configured to transmit the time-series reactive power information stored in the storage device to the server. The server is constructed to collect the time-series reactive power information of each of the plurality of power conversion apparatuses via the communication interface.
Inventors:
Chieko Umeno
Tatsuaki Security
Tatsuaki Security
Application Number:
JP2021529602A
Publication Date:
November 01, 2022
Filing Date:
July 02, 2019
Export Citation:
Assignee:
Toshiba Mitsubishi Electric Industrial Systems Co., Ltd.
International Classes:
H02M7/48; G05F1/70; H02J3/00; H02J3/18
Domestic Patent References:
| JP2017229110A | ||||
| JP201734739A | ||||
| JP2015180125A | ||||
| JP201799039A |
Foreign References:
| WO2015022724A1 | ||||
| WO2009078072A1 |
Attorney, Agent or Firm:
Patent Attorney Takada / Takahashi International Patent Office