According to the present disclosure, a remaining amount estimation method for a hydrogen tank used in a fuel cell device including at least one fuel cell unit includes the step of estimating a time when the remaining amount of hydrogen in a hydrogen tank falls to a first threshold value or below…
A lithium primary battery including: a positive electrode; a negative electrode; a separator disposed between the positive electrode and the negative electrode; and a non-aqueous electrolyte solution, in which the positive electrode contains a positive electrode active material and a conductive…
The disclosed lithium primary battery includes a positive electrode, a negative electrode, and a nonaqueous electrolyte solution. The positive electrode includes a positive electrode mixture, and the positive electrode mixture includes LixMnO2 where 0 ≤ x ≤ 0.05, and a boron compound. The amount of…
A battery pack includes a plurality of battery blocks each including a gas exhaust surface, the gas exhaust surfaces of the plurality of battery blocks facing each other, and a heat-resistant member arranged between the gas exhaust surfaces facing each other, and forming gas exhaust paths between…
In the present invention, an electrode terminal 50 of a battery 1 includes: a first connection part 50a that encloses one side in an axial direction of an annular groove portion 23 provided in a circumferential wall of the battery 1; a second connection part 50b that encloses another side in the…
A display apparatus according to the present technology includes a display unit that projects an image to a light transmissive display member, and the display apparatus forms a virtual image of the image projected by the display unit on an opposite side to a user side with respect to the display…
A vehicle heating device includes: a first heat exchanger which performs heat exchange between an exhaust gas discharged from an engine and first air introduced from outside or inside of a vehicle interior; and a second heat exchanger which performs heat exchange between the first air subjected to…
An object is to achieve discharging of electric power of a battery mounted in an electric vehicle to a power wiring so as to match with an amount of electric power consumed in a facility of a consumer, even when the electric vehicle is away from the facility of the consumer. A meter device (10)…
A position detection coil (14B) is disposed as a foreign matter detector that detects a state where a foreign matter is present on the upper surface of an installation plate (6). Further, the position detection coil (14B) and an alarm unit (43) that emits an alarm when detecting a foreign matter by…
Provided are an input terminal (101) and an input reference terminal (102) for receiving an input signal, an output terminal (103) and an output reference terminal (104) for outputting a pulse signal after detection; a first detector circuit (106) that detects the input signal, and outputs an…
This air conditioning device for vehicle includes a first water-refrigerant heat exchanger which performs a heat exchange between a coolant and a low-temperature and low-pressure refrigerant, and vaporizes the refrigerant, a compressor which compresses the refrigerant fed from the first…
This vehicle air conditioner includes: a component temperature-adjustment path in which a coolant flows for performing a heat exchange with a vehicle component which needs a temperature adjustment; an engine coolant path in which an engine coolant guided from an engine cooling portion flows; a…
This vehicle air conditioner includes a first water-refrigerant heat exchanger, a second water-refrigerant heat exchanger, a heater core, an expander which expands a refrigerant fed from the second water-refrigerant heat exchanger and feeds the refrigerant to the first water-refrigerant heat…
Provided is a vehicular air conditioning device which is based on a configuration adopted in a conventional vehicle including a hot-water heater, a heat-pump cooling device, and a control system, and which is capable of increasing heating performance at low cost and with a small increase in…
This vehicle air conditioner includes a first water-refrigerant heat exchanger, a second water-refrigerant heat exchanger, a first switch which can switch between a state where a refrigerant fed from the second water-refrigerant heat exchanger is fed to an evaporator, and a state where the…
To provide an illumination apparatus including an LED, a first lens unit provided above the LED and a cylindrical lens provided above the first lens unit, in which the first lens unit receives light from the LED and emits the light toward the cylindrical lens, and the cylindrical lens emits the…
Disclosed is a contactless power supply device which supplies power in a contactless manner, and adopts a configuration including a power supply coil that generates an electromagnetic field and supplies power, a case that houses the power supply coil, a wire that dissolves at a temperature below a…
Power feed device (100) supplies power to storage battery (152) mounted on vehicle (150), through power receiving unit (154) of vehicle (150). Power supply unit (104) performs preliminary supply to power receiving unit (154) while sequentially changing a frequency, and performs main supply with…
A vehicle storage battery management device includes a charge level acquiring portion, a power capacity acquiring portion and, a power capacity deriving portion. The charge level acquiring portion acquires data of a charge level, which indicates a ratio of a capacity of a storage battery installed…
Inverter (203) supplies an alternating current (AC) power of a constant voltage or a constant current to power supply coil (104a) while varying a drive frequency. Frequency characteristic acquisition unit (105) acquires frequency characteristics of a current value associated with a current flowing…
A vehicle heating system (100) in the present disclosure includes a seat heater (20a) and a warm air heater (5). The warm air heater (5) includes a housing (50) and fans (55) and heaters (57) provided in an internal space (53) of the housing (50) and is provided to blow warm air to an occupant's…
A power transmission device having a surface a part of which defines a power transmission plane. The device includes: a power transmission coil structure including 2N planar coils laminated in a perpendicular direction to the power transmission plane and wirelessly transmitting AC power to a power…
A power transmission device having a surface a part of which defines a power transmission plane, the device includes: a power transmission circuit converting DC power into AC power; and a power transmission coil structure including 2N planar coils laminated in a direction which is perpendicular to…
A display control device includes: an acquirer that receives inclination information on an occupant's head in a mobile body from a detector; and a controller that controls a displayer to generate a predetermined image representing a presentation image superimposed on an object as viewed from the…
A foreign object detector includes: an oscillator circuit 100 having a coil 110 and resonant capacitors Cx, Cy, the oscillator circuit 100 being configured to output a voltage which includes an AC component and a DC component, the AC component having a positive cycle and a negative cycle; and an…
Provided are a charging device and a vehicle capable of reducing the amount of noise flowing into a quick-charging facility. The pair of charging lines connecting the quick-charging facility (20) to an onboard battery (30) are referred to as quick-charging lines, and each of these quick-charging…
Provided is a seat heater that is a seat (901) including: a planer heating element (101) that has a plurality of electric heating wires on its upper surface and that includes a fiber layer (101b); a cushion member (902) that locates over a lower surface of the planer heating element (101); and a…
A backup power source device includes the following elements: a capacitor; a charging circuit provided in the charging path of the capacitor and performing step-down operation; a boost circuit provided in the output path of the capacitor; and a door-lock-releasing output terminal connected to the…
A charge-discharge device includes a DC-DC converter configured to be electrically connected to a secondary battery, an inverter electrically connected to the DC-DC converter, a main charging terminal electrically connected to the inverter, a voltage detector for detecting a voltage of the main…
The present invention pertains to a mobile terminal charging device, and a vehicle using the same, and the objective of the present invention is to reduce user discomfort. In order to achieve this objective, the present invention moves a charging coil (8) from a charging position to a standby…