Honda Motor Co., Ltd.

Honda Giken Kogyo Kabushiki Kaisha

Okazaki Manufacturing Company

Naoki Maruno

Yoshikazu Nishida

Kazuhiro Araki

Takashi Ogane

Yoshikazu Ohnuma

Satoru Komoda

Minoru Noguchi

Toshiyuki Matsuoka

Kentaro Shibuya

Yuji Fujita

Tsuyoshi Matsuda

Yasuhiro Matsumoto

Kazuaki Takizawa

Atsushi Shibutani

Yasuo Yamada

Kazunori Kiguchi

Atsushi Mizutani

Masaru Yamana

Noboru Sato

Yoshihiro Sunaga

Takuya Furuichi

Mutsuji Suzuki

Narihiro Misu

Yuuji Kawabuchi

Masaji Sawa

A vehicle includes: a secondary battery configured to supply electric power for travel driving; a first communication unit configured to communicate with a server device and uploads information on the state of the secondary battery to the server device; a display unit configured to display images; and a display control unit configured to cause the display unit to display an image in which a deterioration degree of the secondary battery with respect to a mileage or the number of years run with respect to the vehicle can be compared with the result of statistically processing the deterioration degree of the secondary batteries with respect to a mileage or the number of years run with respect to other vehicles on the basis of the information that the first communication unit has received from the server device.

Vehicle, server device, display control method, and program

An information processing device of an embodiment includes an acquirer configured to acquire secondary battery information about a secondary battery transmitted from a vehicle equipped with the secondary battery storing electric power for traveling, an analyzer configured to analyze value information of the secondary battery on the basis of the secondary battery information acquired by the acquirer and request information from a secondary-use-related user who uses the secondary battery, and a provider configured to provide provision information about a sale of the secondary battery on the basis of the value information of the secondary battery analyzed by the analyzer.

Information processing device, information processing method, and program

A diagnostic device () includes: an acquisition unit () that acquires first charging information including a first detected value detected by an external charger () during charging of a battery mounted in a vehicle () and second charging information including a second detected value detected by the vehicle; and a deterioration estimation unit () that estimates a deterioration degree that indicates a degree of deterioration of the battery on the basis of the first charging information and the second charging information.

Diagnostic device, diagnostic method, diagnostic system, and program

An information providing server includes: a communication part configured to communicate with a terminal device; and a provision part configured to read information according to a request level from a battery database including a plurality of elements regarding a secondary battery in response to a request received by the communication part from the terminal device, the request including the request level representing a degree of information disclosure, and the request further including code information assigned to the secondary battery for a vehicle read by the terminal device, and provide the read information to the terminal device using the communication part.

Information providing server, information providing system, and recording medium

A battery device includes a power storage unit, a signal input unit to which a security signal is input, and a switching unit that enables or disables an electrical connection of the power storage unit to an electric power input/output terminal according to a signal input to the signal input unit, and when a release signal that is one type of the security signal is input to the signal input unit, the switching unit enables an electrical connection of the power storage unit to the electric power input/output terminal.

Battery device

An emergency electric power supply system including: an electric power detection unit configured to detect that electric power supply from a first electric power system has stopped; a plurality of charge and discharge devices which cause electric power to be transferred between a second electric power system, which is an electric power system different from the first electric power system and is connectable to a plurality of charge and discharge entities including an electric vehicle, and the charge and discharge entities; and a control unit controls at least some of the plurality of charge and discharge devices to supply electric power from the second electric power system to the electric vehicle when the electric power detection unit detects that the electric power supply from the first electric power system has stopped.

Emergency electric power supply system, emergency electric power supply method, and storage medium

To provide a storage container that employs a metallic housing while allowing individual identification of a contained object by means of radio wave communication with an electronic tag of a managed object in the housing. A storage containercomprising: a metallic housingfor enclosing battery modulesas managed objects with electronic tagsfor individual identification being attached thereto; and an opening portionthat is provided on the metallic housingand has an opening being formed therein, the opening constituting a radio wave propagation path between the electronic tagsof the battery modulesenclosed in the metallic housingand exterior of the metallic housing

Storage container

It is intended to prevent degradation of battery cells (cells). A battery control apparatus obtains a cell voltage value of each of the cells () (S), calculates a cell SOC at each of the cells based on the measured cell voltage value (S), calculates an integrated current value (Ah) by integrating current values of a battery pack () configured with a plurality of the cells (), calculates a cell capacity value of each of the cells () based on the integrated current value and the cell SOC (S), calculates a dischargeable cell capacity value from the cell capacity value and the cell SOC (S), and controls charging/discharging of the battery pack () based on the dischargeable cell capacity value (S).

Battery control apparatus and battery control method

In a prior-art nail puncture test, it has been difficult to measure the temperature at a short-circuiting portion, which is closely related to the scale of an accident which occurs. As a solution, A nail puncture test device having a temperature measurement function, a sheath thermocouple, and a fixing portionof the sheath thermocouple, wherein a bottomed hole through which the sheath thermocouple is inserted is bored in the axial direction from a head portion to the vicinity of the distal end at the center part of the outer frame, and the sheath thermocouple is fixed to the outer frame by the fixing portionin a state where the sheath thermocouple is inserted into the bottomed hole and the distal end thereof having a temperature measurement point is in contact with the bottom of the hole is provided.

Nail puncture test device having temperature measurement function

A storage capacity management system includes an upper limit terminal voltage inducing part for inducing an upper limit terminal voltage, a lower limit terminal voltage inducing part for inducing a lower limit terminal voltage, an upper and lower limit voltage width calculating part for calculating an upper and lower limit voltage width, an intermediate voltage difference calculating part for calculating an intermediate voltage difference, an upper and lower limit voltage ratio calculating part for calculating an upper and lower limit voltage difference, an intermediate determination voltage ratio inducing part, a voltage ratio comparing part, and an intermediate storage capacity inducing part for inducing an intermediate storage capacity based on the upper limit storage capacity, the lower limit storage capacity and the intermediate determination voltage ratio when the results of the comparison by the voltage ratio comparing part satisfy a predetermined condition.

Storage capacity management system

A battery charge/discharge control apparatus for a vehicle capable of driving an electric motor by a battery is provided. Temperature of the battery is detected, temperature history distribution of the battery after start of temperature detection is calculated, and a lifetime workload of the battery is calculated on the basis of this temperature history distribution of the battery. A permissible value of a workload increase rate indicating a workload to increase per unit distance is calculated on the basis of the lifetime workload of the battery and a travel distance of the vehicle. An actual workload increase rate of the battery is compared with the permissible value of the workload increase rate. In the case where the actual workload increase rate is larger than the permissible value of the workload increase rate, an output is restricted from the output of the battery restricted in a normal driving mode if necessary by a restricted value based upon a difference between the actual workload increase rate and the permissible value of the workload increase rate. This makes it possible to carry out lifetime prolonging control for the battery more accurately by setting up an appropriate charge/discharge permissible amount in accordance with temperature change of the battery in the past.

Battery charge/discharge control apparatus

There is provided a charge controller capable of charging a capacitor while suppressing the progress of deterioration of the capacitor without unnecessary charge/discharge of the capacitor. The charge controller includes a voltage sensorthat detects the voltage of a capacitor, a current sensorthat detects the charge/discharge current of the capacitor, a battery ECUthat estimates the SOC of the capacitorbased on the detected voltage, and a management ECU. The management ECUcalculates the charge/discharge amount from the start of charging of the capacitorby integrating the charge/discharge currents detected by the current sensorand controls the charging of the capacitorbased on the estimated SOC and the calculated charge/discharge amount. The management ECUupdates and sets the estimated SOC to an actual use upper limit SOC based on the state characteristics of the capacitor

Charge controller

A lithium-ion battery controlling apparatus includes a controller. The controller is configured to raise an upper-limit voltage in response to capacity degradation of a lithium-ion battery which is configured to supply power to a load and receive power from the load.

Lithium-ion battery controlling apparatus and electric vehicle

A temperature sensor mounting structure for a battery module that is formed by connecting single cells together in series including: a temperature-measuring device that detects the temperature of the battery module; a covering device that covers the temperature-measuring device; and movement-restricting devices that are removably engaged with the battery module and restrict the movement of the covering device.

Temperature sensor mounting structure and battery module structure

A remaining charge detection device for a power storage unit including a current detection unit which detects the current value of a charging current and a discharging current of a power storage unit; a voltage detection unit which detects the voltage value of a terminal voltage of the power storage unit; and a current accumulation remaining charge calculation means which accumulates the current value detected by the current detection unit to obtain an accumulated charging current and discharging current and calculates a remaining charge of the power storage unit. The remaining charge detection device further includes a no-load state detection unit which detects a no-load state of the power storage unit, and a remaining charge for calibration calculation unit which calculates a remaining charge for calibration for the remaining charge of the power storage unit.

Growing community of inventors

Wako, Japan

Naoki Maruno