Abstract: A diagnostic device (100) includes: an acquisition unit (101) that acquires first charging information including a first detected value detected by an external charger (200) during charging of a battery mounted in a vehicle (10) and second charging information including a second detected value detected by the vehicle; and a deterioration estimation unit (105) 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.

Abstract: 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.

Abstract: A surface processing method for a SiC substrate includes the following processes or steps: anodizing a workpiece surface of the SiC substrate by passing a current having a current density of 15 mA/cm2 or more through the SiC substrate as an anode in the presence of an electrolyte; disposing a grinding wheel layer of a surface processing pad to the workpiece surface and selectively removing, with the grinding wheel layer, an oxide formed on the workpiece surface through anodization; and performing, simultaneously or sequentially, the anodization of the workpiece surface and the selective removal of the oxide formed on the workpiece surface with the grinding wheel layer.

Abstract: Provided is a surface processing apparatus and a surface processing method for a SiC substrate using anodization. The surface processing apparatus for the SiC substrate includes a surface processing pad and a power supply device. The surface processing pad includes a grinding wheel layer. The grinding wheel layer is disposed facing a workpiece surface of the SiC substrate. The power supply device passes a pulsed current having a period greater than 0.01 seconds and less than or equal to 20 seconds for anodizing the workpiece surface to be processed by the grinding wheel layer through the SiC substrate as an anode in the presence of an electrolyte.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: A diagnostic device (100) includes: an acquisition unit (101) that acquires first charging information including a first detected value detected by an external charger (200) during charging of a battery mounted in a vehicle (10) and second charging information including a second detected value detected by the vehicle; and a deterioration estimation unit (105) 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.

Abstract: 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.

Abstract: A combination determination apparatus includes: a selection part that selects, from a plurality of secondary batteries having a use history, a reference battery when part or all of the plurality of secondary batteries are combined to be a secondary use battery, based on a state of each of the plurality of secondary batteries; and a determination part that determines an availability of each of secondary batteries other than the reference battery among the plurality of secondary batteries as a combination battery that are combined with the reference battery to be the secondary use battery, based on a state of each of the secondary batteries other than the reference battery.

Abstract: 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.

Abstract: A battery device includes a power storage unit, a signal input/output unit to which a security signal is input, a memory unit that stores information indicating a state of the power storage unit, and a switching unit that enables or disables reading of information of the memory unit from outside according to a signal input to the signal input/output unit, and, when a release signal that is one type of the security signal is input to the signal input/output unit, the switching enables reading of the information of the memory unit from outside.

Abstract: 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.

Abstract: A capacity estimation system includes an acquisition unit configured to acquire, for each of a plurality of vehicles, transition information which is information indicating a transition of a battery capacity of a secondary battery of the vehicle and usage history information which is information indicating a usage history of the secondary battery, a database generation unit configured to generate a database including the transition information and the usage history information for each of the plurality of vehicles, a selection unit configured to select at least transition information among transition information and usage history information of a vehicle which are similar to transition information and usage history information of a target vehicle among the plurality of vehicles, and an estimation unit configured to estimate a battery capacity of a secondary battery of the target vehicle on the basis of at least the transition information selected by the selection unit.

Abstract: 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 container 1 comprising: a metallic housing 10 for enclosing battery modules 11, 12, 13, 14 as managed objects with electronic tags 21, 22, 23, 24 for individual identification being attached thereto; and an opening portion 15 that is provided on the metallic housing 10 and has an opening being formed therein, the opening constituting a radio wave propagation path between the electronic tags 21, 22, 23, 24 of the battery modules 11, 12, 13, 14 enclosed in the metallic housing 10 and exterior of the metallic housing 10.

Abstract: 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 container 1 comprising: a metallic housing 10 for enclosing battery modules 11, 12, 13, 14 as managed objects with electronic tags 21, 22, 23, 24 for individual identification being attached thereto; and an opening portion 15 that is provided on the metallic housing 10 and has an opening being formed therein, the opening constituting a radio wave propagation path between the electronic tags 21, 22, 23, 24 of the battery modules 11, 12, 13, 14 enclosed in the metallic housing 10 and exterior of the metallic housing 10.

Abstract: It is intended to prevent degradation of battery cells (cells). A battery control apparatus obtains a cell voltage value of each of the cells (201) (S1), calculates a cell SOC at each of the cells based on the measured cell voltage value (S2), calculates an integrated current value (Ah) by integrating current values of a battery pack (2) configured with a plurality of the cells (201), calculates a cell capacity value of each of the cells (201) based on the integrated current value and the cell SOC (S3), calculates a dischargeable cell capacity value from the cell capacity value and the cell SOC (S4), and controls charging/discharging of the battery pack (2) based on the dischargeable cell capacity value (S5).

Abstract: 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 portion 6 of 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 portion 6 in 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.

Abstract: 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.