Abstract: A method for producing a (meth)acrylic acid amide compound, the method including: adding at least one selected from the group consisting of an amino group-containing compound and a neutralization salt of the amino group-containing compound to a mixture including (meth)acrylic acid halide and an organic solvent immiscible with water to allow the (meth)acrylic acid halide and at least one selected from the group consisting of the amino group-containing compound and the neutralization salt of the amino group-containing compound to react with each other, to produce the (meth)acrylic acid amide compound.

Abstract: An energy storage system according to an embodiment includes first and second power storage devices and performs charge/discharge control for the power storage devices based on a charge/discharge command value. The first power storage device performs discharging for one or more devices as destination via a power line or performs charging of power supplied from one or more devices as source via the power line, and the second power storage device performs charging and discharging for the first power storage device. The energy storage system also includes a control system that controls charge/discharge power of the second power storage device so that a power storage rate of the first power storage device falls within a predetermined power storage rate range and controls charge/discharge power of the first power storage device based on charge/discharge power corresponding to the charge/discharge command value and the charge/discharge power of the second power storage device.

Abstract: A brain measurement apparatus includes: a magnetoencephalograph including optically pumped magnetometers, magnetic sensors for measuring geomagnetic field at positions of the optically pumped magnetometers, magnetic sensors for measuring a fluctuating magnetic field at the positions of the optically pumped magnetometers, nulling coils for cancelling the geomagnetic field, and an active shield coil for cancelling the fluctuating magnetic field; an MRI apparatus including nulling coils for applying a static magnetic field and a gradient magnetic field, a transmission coil, and a receive coil; and a control device that, when measuring a brain's magnetic field, controls currents supplied to the nulling coils and the active shield coil based on measured values of the magnetic sensors and, when measuring an MR image, controls the static magnetic field and the gradient magnetic field by controlling currents supplied to the nulling coils and generates an MR image from an output of the receive coil.

Abstract: A storage battery management device according to one embodiment includes a hardware processor that causes a display device to display first remaining life information and second remaining life information. The first remaining life information indicates current remaining life of a storage battery system. The first remaining life information is calculated on the basis of a state of health (SOH) of each of multiple storage battery modules constituting the storage battery system. The second remaining life information indicates remaining life of the storage battery system and corresponds to a case where one or more of the multiple storage battery modules are replaced with one or more other storage battery modules. The second remaining life information is calculated on the basis of an SOH of each storage battery module not being replaced and an SOH of each of the one or more other storage battery modules.

Abstract: A storage battery management device according to one embodiment includes a hardware processor functioning as an acquisition unit, a calculation unit, and a display control unit. The acquisition unit acquires, as current operation state data of a storage battery system including a plurality of storage batteries, charge/discharge power, a cell voltage, a charge/discharge current, and a temperature of a battery board of the storage battery system. The calculation unit calculates, by using a digital model for simulating operation of the storage battery system, a chargeable/dischargeable capacity, a State of Charge (SOC) level change amount, and an SOC maintainable charge/discharge amount being a charge/discharge amount maintaining an SOC level within a predetermined range. The display control unit causes a display unit to display the chargeable/dischargeable capacity, the SOC level change amount, and the SOC maintainable charge/discharge amount.

Abstract: A storage battery management device includes an acquisition unit, a selection unit, an estimation unit, and a display control unit. The acquisition unit acquires a battery characteristic and an operation condition of a storage battery device. The selection unit selects data values from a data value group of a data item in which variation in data value is caused out of data items included in the battery characteristic and the acquired operation condition. The estimation unit estimates, for each of the selected data values, a battery characteristic after operation corresponding to a case where the storage battery device is operated under the operation condition. The battery characteristic is estimated on the basis of the battery characteristic and the operation condition acquired by the acquisition unit. The display control unit displays the battery characteristic estimated by the estimation unit in a comparable state.

Abstract: A brain measurement apparatus includes: a magnetoencephalograph including optically pumped magnetometers, magnetic sensors for measuring a static magnetic field at positions of the optically pumped magnetometers, and a nulling coil for canceling the static magnetic field; an MRI apparatus including a permanent magnet, a gradient magnetic field coil, a transmission coil, and a receive coil for detecting a nuclear magnetic resonance signal; and a control device that, when measuring the brain's magnetic field, controls a current to be supplied to the nulling coil based on measured values of the magnetic sensors and operates so as to cancel a static magnetic field at the position of each of the optically pumped magnetometers and, when measuring an MR image, controls the gradient magnetic field by controlling a current to be supplied to the gradient magnetic field coil and generates an MR image based on an output of the receive coil.

Abstract: A storage battery control device includes a hardware processor functioning as an acquisition unit, a first calculation unit, and a control part. The acquisition unit acquires operation conditions of a storage battery system including a storage battery being chargeable and dischargeable. The first calculation unit calculates, as a first predicted value, a battery capacity of the storage battery in a predetermined period on the basis of the operation conditions acquired by the acquisition unit. The battery capacity corresponds to a case where the storage battery is operated under the operation conditions. The control part controls a charging voltage when the storage battery system charges the storage battery. The charging voltage is controlled on the basis of the first predicted value calculated by the first calculation unit.

Abstract: A power storage control system includes a storage battery and a controller. The storage battery supplies electric power to an electric power system in collaboration with a power generator in response to a command value. The controller outputs, to the power generator, a stop signal causing the power generator to stop power generation when a state of charge of the storage battery is larger than a given value. The controller outputs, to the power generator, an execution signal causing the power generator to execute power generation when the state of charge is not larger than the given value. The controller acquires an actual electric power value generated by the power generator. The controller outputs a control signal causing the storage battery to execute charging and discharging for satisfying the command value on the basis of a difference between the command value and the actual electric power value.

Abstract: A battery monitoring device according to an embodiment monitors a state of a secondary battery block including parallel cell blocks connected in series each of which includes battery cells connected in parallel. A calculator calculates direct-current internal resistance values of the parallel cell blocks based on a differential current between first and second current values detected by a current detector, voltages of the parallel cell blocks corresponding to the first and second current values detected by a voltage detector. A determiner performs anomaly determination for the parallel cell blocks from the direct-current internal resistance values of the parallel cell blocks and a maximum value of the direct-current internal resistance values of the parallel cell blocks.

Abstract: A vehicle includes: an electronic device accommodated in an accommodation case of a power storage device; and a signal wiring connected to an electronic device and an in-vehicle device, the signal wiring being a signal wiring in which a signal to be received or transmitted by the electronic device or the in-vehicle device travels. An exhaust pipe is disposed at a position adjacent to a first side surface, and the signal wiring is drawn out from the second side surface to outside of the accommodation case.

Abstract: According to one embodiment, an evaluation device for an energy storage device includes first processing circuitry and second processing circuitry. The first processing circuitry acquires data items including an amount of charge and a voltage value measured in a measurement period from the energy storage device, the energy storage device being charge-discharge-controlled according to charge-discharge command values. The second processing circuitry generates a representative data item of voltage values for amounts of charge, based on the data items acquired for the measurement period; and evaluates a degradation state of the energy storage device, based on a relative change between a plurality of the representative data items corresponding to a plurality of the measurement periods.

Abstract: A remaining battery energy estimation device according to an embodiment includes a current corrector, an SOC calculator, a voltage estimator, an SOC correction amount determiner, and a current error estimator. The current corrector determines a corrected current value on the basis of a current value and a current correction amount of a storage battery. The SOC calculator calculates an estimated SOC value of the storage battery on the basis of the corrected current value and an SOC correction amount. The voltage estimator determines an estimated voltage value of the storage battery on the basis of a temperature value of the storage battery, the corrected current value, and the estimated SOC value. The SOC correction amount determiner determines the SOC correction amount on the basis of a comparison between a voltage value of the storage battery and the estimated voltage value. The current error estimator determines the current correction amount on the basis of the SOC correction amount.

Abstract: According to one embodiment, an evaluation device includes first processing circuitry and second processing circuitry. The first processing circuitry calculates a feature value of an energy storage device based on voltage values measured from the energy storage device being subjected to charge-discharge-control according to charge-discharge command values. The second processing circuitry derives an evaluation function of a degradation state of the energy storage device according to a difference between a distribution of the charge-discharge command values and a reference distribution. The second processing circuitry evaluates the degradation state of the energy storage device, based on the evaluation function and the calculated feature value.

Abstract: Defective assembling of a duct to a battery module is reduced. A distribution duct has a plurality of distribution paths supplying refrigerant to each of a plurality of ventilation paths. A distribution path and a ventilation path are connected by an insertion structure in which the distribution path is inserted into the ventilation path. A distribution path has an open outlet end surrounded by a coupling portion, and is connected to a ventilation path via a planar sealing structure in which a sealing material is held on the coupling portion in a compressed state.

Abstract: A power storage control device according to an embodiment is used for a power storage system in which a large-capacity storage battery system including a first power storage device and a high-output storage battery system including a second power storage device are combined. The power storage control device includes one or more hardware processors configured to: detect respective deterioration states of the first power storage device and the second power storage device; detect an amount of demanded power, the amount of demanded power being an amount of power that the power storage system is requested to be charged or discharged with; and based on the deterioration states of the first power storage device and the second power storage device and the amount of demanded power, set respective amounts of power to be allocated to the first power storage device and the second power storage device.

Abstract: According to one embodiment, a device for evaluating an energy storage device includes first processing circuitry and second processing circuitry. The first processing circuitry detects a plurality of times at which an amount of charge of the energy storage device satisfies a threshold condition, based on measurement data on the energy storage device in operation, selects a plurality of time intervals, calculates a charge-discharge efficiency in each of the time intervals based on charge-discharge command values belonging to the time interval, and divides a set of the charge-discharge efficiencies into a plurality of clusters and generates characteristic information on the clusters based on at least one of the measurement data and the charge-discharge command values. The second processing circuitry generates output data for displaying: transition data indicating transition of the charge-discharge efficiency belonging to the cluster; and characteristic information on the cluster.

Abstract: A battery capacity estimation apparatus includes one or more hardware processors that: calculate a current integrated value by integrating electric currents of a secondary battery system whose capacity is to be estimated; calculate an SOC estimate value in a stabilization state where a change in SOC of a secondary battery per unit time is comparatively small; perform a regression analysis in which the current integrated value is defined as a dependent variable and the SOC estimate value is defined as an independent variable, the regression analysis being performed while correcting the current integrated value based on a value of a coefficient of determination so that a result of the regression analysis has predetermined accuracy; and estimate a capacity of the secondary battery system based on the result of the regression analysis.

Abstract: An electrical connection box mounted on a vehicle and used for connecting a plurality of on-board loads to an on-board power supply, comprising: a box main body that is provided with an opening at a side and that accommodates an electrical component for the connecting; a cover body that covers the opening and that is provided with a protrusion portion protruding outward beyond the opening; an insertion hole that is provided a side wall of the box main body and that allows for insertion of an electric wire to be connected to the electrical component; and an extension portion that extends outward from a portion of the protrusion portion corresponding to the insertion hole and that bends arcuately.

Abstract: A vehicle includes: an electronic device accommodated in an accommodation case of a power storage device; and a signal wiring connected to an electronic device and an in-vehicle device, the signal wiring being a signal wiring in which a signal to be received or transmitted by the electronic device or the in-vehicle device travels. An exhaust pipe is disposed at a position adjacent to a first side surface, and the signal wiring is drawn out from the second side surface to outside of the accommodation case.