Abstract: A dust removal apparatus includes: a collecting portion configured to collect gas existing inside a work room configured to separate a space inside the work room from a space outside the work room in a state where the gas is not circulable; and a compression portion configured to compress the gas collected by the collecting portion. Further, the dust removal apparatus includes: a jetting portion configured to jet out the gas compressed by the compression portion, the jetting portion being provided in the space outside the work room; and an ionizer portion configured to mix ions into the gas to be jetted out of the jetting portion when a voltage is applied to the ionizer portion, the ionizer portion being provided between the compression portion and the jetting portion.

Abstract: A power estimating apparatus includes a functional unit, at least one converter, a detection unit, and an estimating unit. The functional unit uses an alternating-current power supply. The at least one converter is connected to a branch point between the alternating-current power supply and the functional unit and includes a smoothing capacitor so as to convert an alternating current from the alternating-current power supply into a direct current. The detection unit obtains a total amount of currents supplied to the functional unit and the at least one converter. The estimating unit uses the total amount to estimate an amount of the current supplied to the functional unit. The total amount is obtained by the detection unit in a charge and discharge period during which the smoothing capacitor performs a charge and discharge operation.

Abstract: A fuel cell system includes a fuel cell, an oxidant gas supply piping, an oxidant gas discharge piping, an air compressor, a turbine, a pressure regulating valve, and a check valve. The fuel cell generates electric power through an electrochemical reaction between a fuel gas and an oxidant gas. The oxidant gas supply piping is connected to the fuel cell. The oxidant gas discharge piping is connected to the fuel cell. The air compressor is connected to the oxidant gas supply piping and is rotatable around a rotational shaft. The turbine is connected to the oxidant gas discharge piping and is rotatable around the rotational shaft. The pressure regulating valve is disposed in the oxidant gas discharge piping between the fuel cell and the turbine. The check valve is connected to the oxidant gas discharge piping between the turbine and the pressure regulating valve.

Abstract: A door-equipped vehicle body structure (10) includes a door opening (35) provided to a vehicle (11), a door (40) for opening and closing the door opening (35), and a grip (45) provided to the door (40). The door (40) is provided with a general surface (62) and an upper surface (63). The general surface (62) is a surface extending along a door surface (61). The upper surface (63) is a surface extending from an upper end (62a) of the general surface (62) toward an outside (22) of the vehicle. The grip (45) is provided so as to project upward from the upper surface (63).

Abstract: An information processing apparatus includes: a detector that detects a voltage of a power system to which the information processing apparatus itself is connected, from among a plurality of power systems to which are respectively connected a plurality of electrical devices respectively available for communication; a receiver that receives running information expressing running conditions of each of the plurality of electrical devices; and a reporting unit that uses a detection result of the detector and a reception result of the receiver to report whether or not an electrical device corresponding to the running information received by the receiver is connected to the power system to which the information processing apparatus itself is connected.

Abstract: A recording medium processing apparatus includes a housing that accommodates a processing unit, which is capable of processing a recording medium, and that has an internal space a part of which is open; an internal stacker that is disposed in the internal space and that allows the recording medium to be stacked thereon; a light source that is disposed in a part of the internal stacker and that emits a light beam toward a predetermined position on the internal stacker, the light beam notifying a user of a state in which the recording medium is or is not stacked on the internal stacker; and a reflection member that is disposed in a part of the internal stacker and that reflects the light beam from the light source laterally outward from the internal stacker.

Abstract: A power estimating apparatus includes a functional unit, at least one converter, a detection unit, and an estimating unit. The functional unit uses an alternating-current power supply. The at least one converter is connected to a branch point between the alternating-current power supply and the functional unit and includes a smoothing capacitor so as to convert an alternating current from the alternating-current power supply into a direct current. The detection unit obtains a total amount of currents supplied to the functional unit and the at least one converter. The estimating unit uses the total amount to estimate an amount of the current supplied to the functional unit. The total amount is obtained by the detection unit in a charge and discharge period during which the smoothing capacitor performs a charge and discharge operation.

Abstract: An information processing apparatus includes: a detector that detects a voltage of a power system to which the information processing apparatus itself is connected, from among a plurality of power systems to which are respectively connected a plurality of electrical devices respectively available for communication; a receiver that receives running information expressing running conditions of each of the plurality of electrical devices; and a reporting unit that uses a detection result of the detector and a reception result of the receiver to report whether or not an electrical device corresponding to the running information received by the receiver is connected to the power system to which the information processing apparatus itself is connected.

Abstract: An image processing apparatus includes a first controller, a second controller, and a third controller. The first controller controls an output unit that outputs an image. The second controller controls a reading unit that reads an image. The third controller controls, in response to receipt of a power reduction request, the first controller or the second controller to restrict performance of the output unit or the reading unit so as to satisfy the power reduction request.

Abstract: An electronic apparatus includes a first thermoelectric converter that converts thermal energy dissipated from a heat source into electrical energy, a second thermoelectric converter provided on a side of a low-temperature portion of the first thermoelectric converter and that converts electrical energy into thermal energy, and a power supply controller that controls supply of power to the second thermoelectric converter such that the low-temperature portion of the first thermoelectric converter is cooled or heated.

Abstract: This vehicle has a travel drive system including a travel power source and an energy source for this travel power source, wherein an outlet for discharging waste generated by the travel drive system faces the rear surface of the vehicle body. The outlet is offset in the vehicle width direction relative to a passenger opening. Further, relative to the center line between the center line of the vehicle body in the vehicle width direction and the end portion of the vehicle body in the vehicle width direction, the outlet is positioned to the end portion side of the vehicle body in the vehicle width direction. Relative to the center line between the center line and the end portion in the vehicle width direction, the right and left edges of the passenger opening are positioned to the side of the center line of the vehicle body in the vehicle width direction.

Abstract: In this vehicle, a rear opening is formed across the entire rear surface of the vehicle body in the vehicle width direction, a tailgate capable of opening and closing the rear opening is attached to the vehicle body so as to be capable of swinging up and down, a passenger opening is formed that allows passengers to enter and exit through the tailgate, and a seat is provided adjacently to the rear surface. The passenger opening is formed in a portion of the rear surface in the vehicle width direction. One end of the seat in the vehicle width direction is positioned on one end of the vehicle body in the vehicle width direction, and the other end of the seat in the vehicle width direction is positioned in a portion overlapping with the passenger opening in the vehicle width direction.

Abstract: A door-equipped vehicle body structure (10) includes a door opening (35) provided to a vehicle (11), a door (40) for opening and closing the door opening (35), and a grip (45) provided to the door (40). The door (40) is provided with a general surface (62) and an upper surface (63). The general surface (62) is a surface extending along a door surface (61). The upper surface (63) is a surface extending from an upper end (62a) of the general surface (62) toward an outside (22) of the vehicle. The grip (45) is provided so as to project upward from the upper surface (63).

Abstract: A fuel cell system includes a fuel cell, an oxidant gas supply piping, an oxidant gas discharge piping, an air compressor, a turbine, a pressure regulating valve, and a check valve. The fuel cell generates electric power through an electrochemical reaction between a fuel gas and an oxidant gas. The oxidant gas supply piping is connected to the fuel cell. The oxidant gas discharge piping is connected to the fuel cell. The air compressor is connected to the oxidant gas supply piping and is rotatable around a rotational shaft. The turbine is connected to the oxidant gas discharge piping and is rotatable around the rotational shaft. The pressure regulating valve is disposed in the oxidant gas discharge piping between the fuel cell and the turbine. The check valve is connected to the oxidant gas discharge piping between the turbine and the pressure regulating valve.

Abstract: A tailgate-equipped vehicle body structure includes a tailgate for opening and closing a rear opening section provided in a rear section of a vehicle, and a sub door provided on the tailgate for opening and closing a sub door opening section provided in the tailgate. The upper surface of a lower edge portion of the rear opening section and the upper surface of a lower edge portion of the sub door opening section are located in substantially flush with each other.

Abstract: A power detection device includes a first zero-crossing detector, a current detector, and a second zero-crossing detector. The first zero-crossing detector detects zero-crossing timing of an alternating voltage of power supplied from a commercial power supply and outputs a voltage zero-crossing signal. The current detector detects current of the power. The second zero-crossing detector detects zero-crossing timing of the current detected by the current detector and outputs a current zero-crossing signal. A power factor is obtained based on a phase difference between the voltage zero-crossing signal and the current zero-crossing signal, and active power is calculated based on a root-mean-square value of the alternating voltage, a root-mean-square value of the current, and the obtained power factor.

Abstract: A recording medium processing apparatus includes a housing that accommodates a processing unit, which is capable of processing a recording medium, and that has an internal space a part of which is open; an internal stacker that is disposed in the internal space and that allows the recording medium to be stacked thereon; a light source that is disposed in a part of the internal stacker and that emits a light beam toward a predetermined position on the internal stacker, the light beam notifying a user of a state in which the recording medium is or is not stacked on the internal stacker; and a reflection member that is disposed in a part of the internal stacker and that reflects the light beam from the light source laterally outward from the internal stacker.

Abstract: An image processing apparatus includes a first controller, a second controller, and a third controller. The first controller controls an output unit that outputs an image. The second controller controls a reading unit that reads an image. The third controller controls, in response to receipt of a power reduction request, the first controller or the second controller to restrict performance of the output unit or the reading unit so as to satisfy the power reduction request.

Abstract: A power detection device includes a first zero-crossing detector, a current detector, and a second zero-crossing detector. The first zero-crossing detector detects zero-crossing timing of an alternating voltage of power supplied from a commercial power supply and outputs a voltage zero-crossing signal. The current detector detects current of the power. The second zero-crossing detector detects zero-crossing timing of the current detected by the current detector and outputs a current zero-crossing signal. A power factor is obtained based on a phase difference between the voltage zero-crossing signal and the current zero-crossing signal, and active power is calculated based on a root-mean-square value of the alternating voltage, a root-mean-square value of the current, and the obtained power factor.

Abstract: A vehicle having a rear opening formed across the entire rear surface of the vehicle body, a tailgate attached to the vehicle body so as to be capable of swinging up and down and so as to open and close the rear opening, a passenger opening formed in a portion of the tailgate in the vehicle width direction for allowing passengers to board, and a door attached to the tailgate so as to be capable of opening and closing the passenger opening. A door latch which maintains the door in a closed state is attached to the door. A release operation means which can release the door latch is provided on the surface of the door inside of the vehicle.