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Patent Searching and Data


Title:
POWER CONVERSION DEVICE AND POWER CONVERSION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2021/001931
Kind Code:
A1
Abstract:
This power conversion system is provided with a plurality of power conversion devices and a server connected to each of the plurality of power conversion devices. The plurality of power conversion devices are each provided with: a power conversion circuit interconnecting with a power system; a calculation unit for calculating, on the basis of the output current and output voltage of the power conversion circuit, information of at least one of the reactive power and reactive current output by the power conversion circuit; a storage unit including a storage device and storing, in the storage device, time-series reactive power information that is information in which time and the information of at least one thereof calculated in the calculation unit are associated with each other; and a communication interface for transmitting the time-series reactive power information stored in the storage device to the server. The server is structured so as to collect the time-series reactive power information of each of the plurality of power conversion devices via the communication interface.

Inventors:
UMENO, Chieko (JP)
AMBO, Tatsuaki (JP)
Application Number:
JP2019/026318
Publication Date:
January 07, 2021
Filing Date:
July 02, 2019
Export Citation:
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Assignee:
TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATION (JP)
International Classes:
H02M7/48; G05F1/70; H02J3/00; H02J3/18
Attorney, Agent or Firm:
TAKADA, Mamoru et al. (JP)
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