Hitachi, Ltd.

Kabushiki Kaisha Toshiba

Vehicle Energy Japan Inc.

Toshiba Tec Kabushiki Kaisha

Ricoh Company, Ltd.

Hitachi Maxwell, Ltd.

Shin Yamauchi

Toshio Hori

Yoshikuni Kurashima

Yoichi Iihoshi

Keiichiro Ohkawa

Kei Sakabe

Ryohhei Nakao

Masahiro Yonemoto

Takanori Yamazoe

Kazushige Morihara

Osamu Takagi

Satoshi Kinouchi

Kazuhiko Kikuchi

Motoo Futami

Kenji Takeda

Takeshi Uchida

Kohei Honkura

Daiki Komatsu

Takashi Ishida

Shin Takahashi

Hironori Sasaki

Akira Gunji

Osamu Kubota

Hidekazu Fujimura

Takefumi Okumura

Naoto Tsuruoka

Mitsutoshi Honda

Nae Hisano

Mitsuhiro Kishimi

Hirofumi Takahashi

Hiroshi Iwasawa

Masashi Kimura

Fanny Matthey

Takashi Kamijoh

Ryotaro Fujiyama

Kouichi Yokoura

Ryo Inaba

Yoichi Ilhoshi

Yoshihiko Eguchi

Kyoko Hashimoto

Rishi Chandra

An information processing apparatus, an information processing method, and a non-transitory recording medium. The information processing apparatus searches for one or more pieces of data including name information, receives an operation from a user, controls a user interface to display a plurality of first operation components indicating initials of the name information, in response to the operation on a particular one of the first operation components, controls the user interface to display one or more second operation components associated with the particular first operation component simultaneously with the first operation component, and in response to the operation on a particular one of the second operation components, control the user interface to display the data including the name information associated with the particular second operation component.

Information processing apparatus, information processing method and non-transitory recording medium

A current of a storage battery is appropriately controlled depending on the situation. In a battery controller, a battery information acquiring unit acquires information on the storage battery. A first allowable current calculating unit calculates a first allowable current of a battery module in accordance with a rated value of a component through which a current flows by charging or discharging of the battery module. A second allowable current calculating unit calculates a second allowable current of the battery module in accordance with an SOC of the battery module on the basis of the information acquired by the battery information acquiring unit. A third allowable current calculating unit calculates a third allowable current of the battery module in accordance with an SOH of the battery module on the basis of the information acquired by the battery information acquiring unit.

Storage battery control device

Provided is a battery system in which a battery cell does not exceed a use limit temperature, and a time taken for returning to the charging/discharging process is shortened even if a frequency for the battery system to stop a charging/discharging process is reduced and the charging/discharging process is stopped. The battery system disclosed in the invention includes a plurality of battery cells and a control circuit which controls a charging/discharging current of the battery cell. The control circuit performs a plurality of temperature rising estimations on the basis of a battery temperature, a charging/discharging current, and a time width of a time window. The control circuit selects the charging/discharging current corresponding to a temperature rising estimation in which the temperature of the battery cell does not exceed a use limit temperature among the temperature rising estimations.

Battery energy storage system, battery management system, and control method for controlling battery temperature

To perform charge/discharge control of a storage battery at an appropriate timing. In a battery controller, a battery information acquisition unit acquires information on the storage battery. A degradation progression rate calculation unit calculates a degradation progression rate of the storage battery based on the information acquired by the battery information acquisition unit. A limit value setting unit sets a limit value for controlling charge/discharge of the storage battery based on the degradation progression rate calculated by the degradation progression rate calculation unit. A timing determination unit determines a timing at which the limit value needs to be output based on the information acquired by the battery information acquisition unit. A limit value output unit outputs the limit value to a host controller based on the timing determined by the timing determination unit.

In an existing permissible current computation algorithm, an excessive current is caused to flow by controlling the battery having a steep change region in the battery characteristic. On the other hand, when the current is reduced and the output is suppressed, the battery performance cannot be sufficiently utilized. Moreover, with countermeasures to increase the number of data points, the amount of data increases and thus can not be installed in the microcomputer. A battery control device that computes a permissible current of a battery having a battery characteristic non-steep change region having a small battery characteristic change and a battery characteristic steep change region having a battery characteristic change greater than in the battery characteristic non-steep change region, in which in a case where the battery enters the battery characteristic steep change region after a predetermined time from a present state, a battery characteristic value is calculated by using an absolute value of a slope greater than an absolute value of a slope in the present battery characteristic.

Battery control device, battery system, and vehicle

Embodiments of present disclosure discloses method and system for controlling discharge ratio between a primary battery and a secondary battery in a vehicle. Initially, for the controlling, one or more sensor parameters of the vehicle comprising a primary battery and a secondary battery are retrieved. The power parameter required by the vehicle is estimated based on the one or more sensor parameters. A discharge ratio between the primary battery and the secondary battery is identified based on the power parameter and a function of power parameter to control the discharge ratio between the primary battery and the secondary battery in the vehicle. The function of power parameter is associated with input of plurality of power parameters relating to the vehicle and output of corresponding discharge ratio.

Method and system for controlling discharge ratio between primary and secondary battery in a vehicle

An image processing apparatus includes: an automatic document feeder; a document placement table; a document detector provided on at least one of the automatic document feeder and the document placement table, the document detector being configured to detect a document; and circuitry to cause a display to display one of a first screen that receives an input for selecting an orientation of a document placed on the automatic document feeder and a second screen that receives an input for selecting the orientation of the document placed on the document placement table, based on a detection result of the document detector.

Image processing apparatus for easily setting direction of document and screen display method by image processing apparatus

Provided is a battery management device capable of effectively utilizing battery performance while securing battery life. The battery management device includes: a divergence amount calculation unit that calculates a divergence amount between a life target value or a degradation amount target value of a storage battery, which is a secondary battery, and a life prediction value or a degradation amount prediction value according to use history of the storage battery in an arbitrary period; and a limit value change unit that changes charge/discharge limit values for controlling degradation of the storage battery based on the divergence amount. The limit value change unit includes a first limit value calculation unit that calculates a first limit value set that is a combination of the charge/discharge limit values for each of a plurality of types of control parameters that change in correlation with each other based on the divergence amount.

Battery management device and system, and hybrid vehicle control system for utilizing battery performance while maintaining battery life

A battery pack that reduces a temperature difference between single cells and can increase a battery capacity per volume and a container provided with the same are provided. A battery pack, includes: a battery moduleincluding a plurality of single cellsarranged in parallel in a line; and a partition memberprovided on a side surface of the battery moduleand forming a flow channelthrough which a gas for exchanging heat with the plurality of single cellsis flowable, and the partition memberis provided so that the gas flowing through the flow channeland at least two single cellsexchange heat and is inclined with respect to a direction orthogonal to an arrangement direction of the plurality of single cellsarranged in parallel in a line.

Cell pack and container provided with same

An image processing apparatus includes circuitry that converts user voices that are input into a string of characters reflecting a statement made with the user voices, retrieves one or more items of information related to the string, stores the information being retrieved associated with identification information indicating a retrieval time when the information is retrieved, draws a graphical image including the information being stored on a projection target image to be projected by a projector, and controls the projector to project the projection target image including the graphical image, the graphical image having a size that is determined in accordance with the identification information associated with the information included in the graphical image being projected.

Image processing apparatus, image processing method, and recording medium

Provided are: an electric storage device having improved reliability in charging a storage battery; and a charging method. This electric storage device is provided with: an SOC calculation section which calculates a charge rate when a battery voltage reached a predetermined value, in the cases where the battery voltage reached the predetermined value when a lithium ion storage battery is being charged; a voltage difference calculation section, which calculates a battery voltage difference corresponding to a difference between the charge rate and a charge rate at which lithium is deposited; a charge complete voltage calculation means, which calculates a charge complete voltage by adding the voltage difference to the battery voltage obtained when the battery voltage reached the predetermined value; and a charge control means, which completes the charging of the lithium ion storage battery in the cases where the battery voltage reached the charge complete voltage.

Electric storage device and method for charging same

In order to provide a charge/discharge technology for controlling an assembled battery system without promoting degradation or reduction in the lifetime of the assembled battery system, the assembled battery system includes a function for controlling charge and discharge power of a plurality of units each including a secondary battery and a power converter as one unit, the plurality of units being electrically connected in parallel to each other. When each unit performs charge or discharge by at least one or more times, charge and discharge of the unit are controlled so as not to be performed until a predetermined pause time period elapses.

Battery energy storage system

Even if requirements for any scale of system constructions occur, a battery system of flexibly responding to the requirements is provided. The battery system comprising a battery module having a plurality of battery cells being connected, a battery pack having a plurality of battery modules being connected either in series or in parallel or both in series and in parallel, and a battery block having a plurality of battery packs being connected either in series or in parallel or both in series and in parallel. They are mutually layered. In the battery system, the battery module, the battery pack, and the battery block are previously prepared as variations of layered basic units. In response to requirements for any scale of system constructions, the basic units are combined accordingly.

Battery system

There is provided a battery system made up by connecting multiple battery units in parallel with each other, the battery units having multiple battery banks, respectively, and multiple switching circuits connected in series to the battery banks, respectively. A switching circuit is made up by connecting a first circuit connected in series to a precharge resistor having a known resistance value, in parallel with a second circuit having a second switch. Timing for turning the second switch into the on state under an equal-current condition when the connection-target battery unit is connected to the battery system is controlled by a controller for controlling the respective outputs of the plural battery units.

Growing community of inventors

Tokyo, Japan

Shin Yamauchi