Abstract: A charging and discharging device that manages the charging and discharging of the power storage device and is used in a vehicle that includes a power storage device and a charging and discharging device that can charge the power storage device with electricity from the power grid and discharge the power storage device to the power grid. The charging and discharging management system is based on a first deterioration amount that is the deterioration amount of the power storage device when the power storage device is managed in the first state, and a second deterioration amount that is the actual deterioration amount of the power storage device. Adjustment control is performed to control the charging and discharging device so that the power storage device charges and discharges in order to adjust the supply and demand balance of the electric power grid.

Abstract: When an abnormality that disables charging and discharging is detected, the processor estimates a predicted recovery time until recovery from the abnormality, in accordance with a type of the abnormality. The processor sets the charging and discharging vehicle equipped with the battery that was connected to the EVSE when the abnormality was detected as a vehicle to be used for the electric power supply-and-demand plan after the EVSE's predicted recovery time has elapsed.

Abstract: An information processing apparatus includes a processor configured to: acquire a Web page; acquire input information that is information input by a user; and generate a thumbnail image for the acquired Web page using the acquired input information.

Abstract: A current command value deriving unit of a motor control device derives a d-axis current command value and a q-axis current command value based on a torque current map and a torque command value. A voltage command value deriving unit executes a first process of deriving a d-axis voltage command value based on the d-axis current command value and deriving a q-axis voltage command value based on q-axis current command value, and a second process of deriving the d-axis voltage command value based on the q-axis current command value and deriving the q-axis voltage command value based on a limit voltage and the d-axis voltage command value. When a motor is driven by field-weakening control, the voltage command value deriving unit switches from the second process to the first process when it is determined that the voltage command value satisfying the torque command value is derivable by the first process.

Abstract: A management system includes a plurality of resources configured to be electrically connected to an external power supply, and a management device configured to manage the resources. The management device includes a planning unit and a management unit. The planning unit is configured to determine a power balancing plan of each of the resources by using first information on a use schedule of each of the resources and second information indicating a magnitude of an environmental load in a process of generating electric power to be supplied by the external power supply. The management unit is configured to manage the resources to cause each of the resources to operate according to the power balancing plan or a modified power balancing plan in power balancing of the external power supply.

Abstract: A server configured to manage power control including at least one of power supply from an electrified vehicle to an electric power system or charge from the electric power system to the electrified vehicle includes an acquisition unit configured to acquire information on a first time period in which the power control is performed by the electrified vehicle that has acceded to a request to perform the power control, and a processor configured to determine, in a second time period before the first time period, whether there is an abnormality on at least one of a communication status of the electrified vehicle or whether the power control is allowed to be performed by the electrified vehicle. The processor is configured to, when the processor determines that there is no abnormality, execute command control such that the power control is performed by the electrified vehicle in the first time period.

Abstract: An energy management method includes determining whether a current time is within a target period, and executing energy management within the target period by a target resource selected from among a plurality of power storage devices. The executing the energy management includes charging the target resource to execute the energy management within the target period, and reselecting the target resource from among the power storage devices for suppression of a state in which each of the power storage devices reaches a target charging amount within the target period.

Abstract: A server manages plural vehicles each configured to be able to participate in a DR. A first vehicle is able to transmit power through a power cable. A second vehicle is able to transmit power in a non-contact manner while being stationary. A third vehicle is able to transmit power in a non-contact manner while traveling. The server includes a communication device and a processing device. The communication device is able to transmit a DR signal to each of the vehicles. The processing device selects a target vehicle, to which the DR signal is to be transmitted, from the vehicles in accordance with the priority degree for participation in the DR. The processing device sets the priority degree of the first vehicle to be higher than that of the second vehicle, and sets the priority degree of the second vehicle to be higher than that of the third vehicle.

Abstract: A computing device for a battery mounted on a vehicle is provided. The battery stores electric power including first power obtained from renewable energy and second power different from the first power. The computing device includes a memory and a controller that controls the memory. The memory stores accumulated information including an index value of electric energy of the first power stored in the battery. When the battery is charged by a power device provided outside the vehicle, the computing device updates the accumulated information based on first information related to the first power used for charging. When the electric power in the battery is discharged to the power device, the computing device updates the accumulated information based on second information related to the first power used for discharging.

Abstract: A vehicle illumination device includes a light source and a long light guide body that extends linearly in a direction of entry of light from one end thereof disposed so as to be adjacent to the light source and radiates light from a linear light-emitting face, the light guide body having formed thereon projecting parts arranged in a longitudinal direction on a back face of the light-emitting face and extending in a direction orthogonal to the direction of entry of light. The widths of the projecting part vary in accordance with the distance from the light source. Provided is a vehicle illumination device that enables light emission with uniform luminance in the longitudinal direction to be realized while improving the productivity of a light guide body.

Abstract: A current command value deriving unit of a motor control device derives a d-axis current command value and a q-axis current command value based on a torque current map and a torque command value. A voltage command value deriving unit executes a first process of deriving a d-axis voltage command value based on the d-axis current command value and deriving a q-axis voltage command value based on q-axis current command value, and a second process of deriving the d-axis voltage command value based on the q-axis current command value and deriving the q-axis voltage command value based on a limit voltage and the d-axis voltage command value. When a motor is driven by field-weakening control, the voltage command value deriving unit switches from the second process to the first process when it is determined that the voltage command value satisfying the torque command value is derivable by the first process.

Abstract: A headphone device includes a housing, a sound generator and a tube. The housing includes a main body and a cover plate. The cover plate includes a first surface and a second surface. The first surface is disposed towards the main body and connected to the main body to form an internal space. The second surface is disposed opposite to the first surface. The sound generator is disposed in the internal space. The tube includes a tubular body, a first end and a second end. The tubular body is disposed between the first end and the second end. The tubular body has a cross section which is in a closed shape. The second surface of the cover plate is disposed towards the tubular body. The tubular body and the second surface are disposed in parallel or have an included angle less than twenty degrees.

Abstract: A power transfer method between vehicles that are traveling and power transfer devices in a non-contact manner includes acquiring, for each of the vehicles, a traveling plan for a specific vehicle among the vehicles, estimating a power change amount according to power consumption or power regeneration of the specific vehicle that is traveling based on the traveling plan, and setting a power transfer amount between the specific vehicle and a corresponding power transfer device such that the power transfer amount corresponds to the power change amount. The corresponding power transfer device is a device corresponding to the specific vehicle among the power transfer devices.

Abstract: A vehicle includes: a first energy storage device that is electrically connectable to an external power supply; a wireless communication device; a second energy storage device that supplies power to the wireless communication device, and a control device that communicates with a management device outside the vehicle through the wireless communication device. The first energy storage device is configured to supply power to the second energy storage device. The control device is configured to restrict wireless communication by the wireless communication device when a communication restriction condition set using a cumulative number of communications of the wireless communication device is satisfied. The communication restriction condition when the external power supply and the vehicle are not electrically connected to each other is set to be more easily satisfied than the communication restriction condition when the external power supply and the vehicle are electrically connected to each other.

Abstract: A server controls a vehicle group including a plurality of vehicles configured to be electrically connectable to an external power source. The server includes a selection unit that selects a plurality of target vehicles from among the vehicle group before a start of a predetermined adjustment period, and a charging control unit. The charging control unit controls at least one of the target vehicles such that a total charging power of the power accumulation device included in each of the target vehicles electrically connected to the external power source follows a target value within the adjustment period, and advances a start of charging of a power accumulation device included in a first vehicle of which a charging end time is reserved within the adjustment period from among the target vehicles.

Abstract: A power management system manages power transmitted between a VPP connected to a power network installed in a predetermined area and the power network. The VPP includes vehicles each including a power storage device that is chargeable by receiving power from the power network. A server of the power management system acquires the state of a relay for each of the vehicles. When number of on times that the relay is brought from a disconnected state to a connected state is more than a first value in a case that the power storage device is charged in a target vehicle in accordance with a request for an increase in amount of power demanded in the power network, the server instructs the target vehicle to maintain the relay in the connected state until a charge process executed in accordance with the request is completed.

Abstract: A power supply system includes power supply equipment and a vehicle management device. The power supply equipment is configured to be supplied with electric power from an external power supply and supply the electric power to a vehicle traveling in a power supply lane. The vehicle management device is configured to manage a plurality of vehicles configured to transfer electric power to and from the power supply equipment. The vehicle management device is configured to select balancing vehicles to be controlled for power balancing of the external power supply. The vehicle management device is configured to, when the vehicle management device determines that the control of any of the balancing vehicles for power balancing of the external power supply has been stopped halfway through, select a substitute vehicle to be controlled for power balancing of the external power supply from the vehicles traveling in the power supply lane.

Abstract: An earpiece device includes a housing, a sound generator and a first blocker. The sound generator includes a first loudspeaker which includes a vibrating board. The vibrating board includes a first sound generating surface and a second sound generating surface. The first sound generating surface is disposed towards the exterior of the housing. The second sound generating surface is disposed opposite to the first sound generating surface. The first blocker includes a first portion, a second portion, a first side surface and a second side surface. The first side surface is disposed towards the first sound generating surface. The second side surface is disposed opposite to the first side surface. The first portion is disposed between the first side surface and the second side surface and is fixed to the cover plate. The second portion is disposed opposite to the first portion and is distant from the cover plate.

Abstract: A server manages plural vehicles each configured to be able to participate in a DR. A first vehicle is able to transmit power through a power cable. A second vehicle is able to transmit power in a non-contact manner while being stationary. A third vehicle is able to transmit power in a non-contact manner while traveling. The server includes a communication device and a processing device. The communication device is able to transmit a DR signal to each of the vehicles. The processing device selects a target vehicle, to which the DR signal is to be transmitted, from the vehicles in accordance with the priority degree for participation in the DR. The processing device sets the priority degree of the first vehicle to be higher than that of the second vehicle, and sets the priority degree of the second vehicle to be higher than that of the third vehicle.

Abstract: A vehicle is configured to participate in demand response used for adjusting a power supply and demand balance in a power system. The vehicle includes a power accumulation device, a power transfer device that enables power transfer in one of a first, a second, and a third method, and a control device that controls the power transfer device. The first method enables power to be transferred through a power cable between the power accumulation device and an outside of the vehicle. The second method enables power to be transferred in a non-contact manner while the vehicle is stopped. The third method enables power to be transferred in the non-contact manner while the vehicle is traveling. When the vehicle participates in the demand response, the control device selects a method in a preferential order of the first, the second, and the third method and execute the power transfer.