Kabushiki Kaisha Toshiba

Kotaro Ise

Yasuyuki Nishibayashi

Keiichi Teramoto

Takeshi Ishihara

Daisuke Ajitomi

Yasuyuki Tanaka

Kiyoshi Toshimitsu

Yoshimichi Tanizawa

Shinya Murai

Eiji Kamagata

Masataka Goto

Yasuhiro Katsube

Hiroyuki Aizu

Seijiro Yoneyama

Takaomi Murakami

Yuki Yonezawa

Yuichiro Oyama

Ikuya Aoyama

Takafumi Sakamoto

Keiichi Yamaguchi

Yasuro Shobatake

Takuya Kawamura

Yusuke Doi

Shunichi Gondo

Keisuke Minami

Yoshiki Terashima

Fumiaki Kanayama

Shigeo Matsuzawa

Tomoya Horiguchi

Tsuyoshi Kogawa

Yoshimitsu Shimojo

Yu Kaneko

Kenichi Taniuchi

Takahisa Wada

Yuji Tohzaka

Keisuke Mera

Nobuhiko Sugasawa

Shogo Yamaguchi

Yasuyuki Kozakai

Naohisa Shibuya

Shigeki Katayama

Yuji Irie

Yumiko Sakai

Tsubasa Yumura

Akihito Takahashi

According to one embodiment, there is provided a power electronics device including: a connector connected to a power line; a power controller; a connection detection processor; and a collision monitor. The power controller performs at least one of generating an electric signal to the power line and detecting an electric signal on the power line via the connector. The connection detection processor performs a connection detection process with use of the power controller to detect another power electronics device connected to the power line. The collision monitor monitors whether or not collision of electric signals occurs on the power line during the connection detection process and controls the connection detection processor according to a monitoring result of whether or not the collision of electric signals occurs.

Power electronics device, device detection method, and program

According to one embodiment, there is provided a power electronics device in which a selects a first power electronics device and a second power electronics device from power electronics devices, based on power attribute information and communication attribute information of each power electronics device, and the first power electronics device is a master of power allocation control of electric energy that the power electronics devices connected to one power line of power lines perform input and output on the one power line, and the second power electronics device is a master of output power phase synchronization control of power which the power electronics devices connected to the one power line outputs to the one power line.

Power electronics device, cooperative control method and non-transitory computer readable medium

According to an embodiment, a request control device includes a receiving unit, a generating unit, and a sending unit. The receiving unit is configured to receive a first electric power control request issued for purpose of controlling electric power usage. The generating unit is configured to generate a second electric power control request, which is different than the first electric power control request, at least using the first electric power control request. The sending unit is configured to send the second electric power control request.

Request control device, request control method, and computer program product for controlling electronic usage

According to some embodiments, there is provided a communication terminal, including: a communication device, a connection processing unit, a device power managing unit and a device power managing unit. The communication device communicates with a network. The connection processing unit establishes a connection with a first communication terminal on the network. The communication managing unit detects a start and an end of a session on the connection. The device power managing unit controls feeding of power to the communication device in accordance with a detected result by the communication managing unit.

Communication terminal, communication method, and computer readable medium

According to one embodiment, a measuring device includes a clock output unit, a receiving unit, an adjusting unit, a generating unit, and a transmitting unit. The clock output unit generates a clock, counts the clock, and outputs a count value. The receiving unit receives a first message including time information. The adjusting unit adjusts time at which acquires a physical amount on the basis of the time information included in the first message and the count value output from the clock output unit when the first message is received. The generating unit generates a second message including a value of the physical amount acquired at the adjusted time. The transmitting unit transmits the second message to a device, which is a transmission source of the first message.

Measuring device, protection relay, and program product

According to an embodiment, there is provided with a non-transitory computer readable medium having instructions stored therein, which, when executed by a computer, causes the computer to execute steps including: calculating an access load on a memory area including a plurality of segment areas and determining, for each of the segment areas, one of a plurality of power states including a first power state and a second power state with its power consumption being lower than that of the first power state in accordance with the access load; and setting each of the segment areas to the power state determined therefor.

Apparatus and machine for reducing power consumption of memory including a plurality of segment areas, method therefore and non-transitory computer readable medium

According to some embodiments, there is provided a power electronics device including: a controlling unit, a determining unit, a confirming unit and a determining unit. The controlling unit performs surveillance/control concerning an input/output of power to a power line with other power electronics devices connected via the power line. The determining unit determines a master device which is a subject of the surveillance/control and a slave device which is controlled by the master device, based on power characteristic information of the other power electronics devices from among the other power electronics devices and the power electronics device. The confirming unit confirms whether the master device and the slave device determined by the determining unit are matched with the master device and the slave device determined by the other power electronics devices. The determining unit permits a start of the surveillance/control when matching is determined by the confirming unit.

Power electronics device, communication device, cooperative control method and computer readable medium

There is provided a power electronics device including: a first connection unit, a second connection unit, a power conversion unit and a control unit. The first connection unit and the second connection unit are connected to a first power line and a second power line of plural power lines. The power conversion unit converts power from one of the first and second connection units outputs converted power from the other of the first and second connection units. The control unit selects a master device from power electronics devices connected to a third power line that is one of the power lines including the first power line and the second power line, based on power conversion characteristic information of the power electronics devices. The master device controls other power electronics devices except the master device out of the power electronics devices, regarding output of power to the third power line.

Power electronics device, cooperative control method, cooperative control system and computer readable medium

One embodiment provides a charge/discharge instruction apparatus, including: a charge/discharge instruction unit which instructs a charge/discharge determination apparatus to perform a charge/discharge control of a battery; a charge/discharge information storage unit which stores charge/discharge information for charging/discharging the battery; a control unit which controls an access request to the battery based on the stored charge/discharge information and contents of the charge/discharge control; a generating unit which generates a communication message concerned with the access request controlled by the control unit; and a communication unit which transmits the communication message concerned with the access request to the charge/discharge determination apparatus.

Charge/discharge instruction apparatus, charge/discharge instruction method and charge/discharge instruction program

The first wireless communication unit configured to wirelessly communicate with a first wireless apparatus on a first wireless network. The beacon transmitting unit cyclically transmits a beacon signal to the first wireless apparatus via the first wireless communication unit. The period determiner determines a transmission permission period during which data transmission by the first wireless apparatus is permitted. The notification unit notifies a control signal specifying the transmission permission period to the first wireless apparatus via the beacon signal. The power managing unit performs control so that power supply to the first wireless communication unit is suspended during a suspension period, the suspend period being a period except both the transmission permission period and a transmission timing period of the beacon signal within a whole period.

Communication apparatus

According to one embodiment, there is provided a charge/discharge instruction apparatus including: a communicating unit, a communication frequency deciding unit, an information collecting unit and a charge/discharge managing unit. The communicating unit communicates with a battery storage system. The communication frequency deciding unit decides a collection frequency of Information related to the battery storage system according to a state of the battery storage system. The information collecting unit collects the information from the battery storage system at the collection frequency decided in the communication frequency deciding unit. The charge/discharge managing unit controls at least one of charge and discharge of the battery storage system based on the information collected in the information collecting unit.

Charge/discharge instruction apparatus, charge/discharge system, charge/discharge management method and computer readable medium

In one embodiment, there is provided a charge-discharge instructing apparatus. The apparatus includes: an acquiring module configured to acquire specific information and location information for each of a plurality of battery energy storage systems, wherein the specific information represents an electrical characteristic of a battery of each of the battery energy storage systems, and the location information represents an installation position of each of the battery energy storage systems; a group determining module configured to select some of the battery energy storage systems from among the plurality of battery energy storage systems to make a group composed of the selected battery energy storage systems, based on the specific information and the location information; and a managing module configured to send a charge-discharge control instruction to the battery energy storage systems belonging to the group.

Charge/discharge instructing apparatus and non-transitory computer readable medium

In one embodiment, there is provided a program generating apparatus. The apparatus includes: a generator configured to generate a first program based on a second program and a third program. The second program includes a procedure of communicating with an operating apparatus through a network. The third program includes a procedure of allowing a first service and a function of the operating apparatus to collaborate with each other. The first program includes a procedure of realizing a collaboration service in which the first service and the function of the operating apparatus collaborate with each other through the network.

Program generating apparatus, program generation method and computer readable medium

According to an embodiment, a charge-discharge control device includes a receiving unit and a group controller. The receiving unit is configured to receive schedule information that indicates a schedule time at which a plurality of electric power devices, each having at least either a charging function or a discharging function, performs at least either charging or discharging. The group controller is configured to, according to the schedule information, perform grouping in such a way that each of the electric power devices belongs to either one of a charging group for performing charging and a discharging group for performing discharging, and control, on a group-by-group basis, each of the electric power devices put in the charging group and each of the electric power devices put in the discharging group.

Charge-discharge control device, charge-discharge control system, and computer program product

Growing community of inventors

Kawasaki, Japan

Kotaro Ise