Abstract: The variable-speed accelerator includes an electric device, a transmission device, and a power supply portion that supplies electric power of a constant rated frequency supplied from a power supply to the electric device when the electric device is started. The electric device includes a constant-speed electric motor that rotates a constant-speed input shaft of the transmission device, and a variable-speed electric motor that functions as a generator in a generator mode and also functions as an electric motor in an electric motor mode. When starting the electric device, the power supply portion supplies the electric power generated by the variable-speed electric motor in the generator mode to the constant-speed electric motor after supplying starting power to the constant-speed electric motor and the variable-speed electric motor.

Abstract: Provided is an acoustic system for a user who uses a seat of an aircraft, an automobile, or the like, which reproduces a sound that cannot be heard by surrounding users without using earphones or headphones.

Abstract: There is provided an acoustic system for a user who uses a seat of an airplane, an automobile, or the like, which reproduces a sound that cannot be heard by surrounding users without using earphones or headphones. An acoustic system including a speaker system including one speaker unit that emits a sound based on an acoustic signal of a predetermined sound source, in which a sound emitted from the speaker unit is hearable in a region to be audible near the speaker unit, and by a sound emitted from the speaker unit in a back surface direction coming around to a front surface direction, the sound emitted from the speaker unit in the front surface direction and the sound emitted from the speaker unit in the back surface direction cancel each other in a region in the front surface direction far from the speaker unit.

Abstract: Provided is an acoustic system for a user who uses a seat of an aircraft, an automobile, or the like, which reproduces a sound that cannot be heard by surrounding users without using earphones or headphones.

Abstract: A fuel cell module comprises: at least one cell stack including a plurality of single fuel cells supplied with a fuel gas and an oxidizing gas to generate power; a sealable housing accommodating the at least one cell stack and forming a power generation chamber inside the housing; a pressure vessel accommodating the housing; and an oxidizing gas supply pipe for supplying the oxidizing gas to the cell stack. At least one pressure equalizing opening is formed in the housing to allow communication between inside and outside of the housing. The at least one pressure equalizing opening includes only one pressure equalizing opening, or a plurality of pressure equalizing openings in which a distance between a pressure equalizing opening in the highest position and a pressure equalizing opening in the lowest position is within 0.1H, where H is a height of the housing.

Abstract: A chromatography carrier may exhibit high liquid permeability and an excellent pressure-resistant characteristic during liquid passage. A chromatography carrier production method may include: (1) providing a solid phase support, the solid phase support being formed of porous particles on which a ligand has or has not been immobilized; and (2) subjecting the solid phase support to sieve classification, the coefficient of variation of the volume particle size distribution of the porous particles when a ligand has been immobilized being adjusted to 1% to 22%. The skewness of the volume particle size distribution of the porous particles when a ligand has been immobilized may be adjusted to ?0.1 to 5.

Abstract: An image-recording apparatus includes: a first tank defining a first storage chamber; a second tank defining a second storage chamber; a conveying mechanism for conveying sheets along a conveying path extending in a depthwise direction and a widthwise direction perpendicular to a vertical direction and the depthwise direction; and a recording head including a nozzle. Liquid in the first storage chamber is supplied through a communication port to the second storage chamber and then to the recording head through a liquid outlet port. The second storage chamber is positioned further in a first depthwise direction relative to the nozzle and further in a first widthwise direction relative to the conveying path. A volume of a prescribed space above a liquid level equal to a height of the communication port in the second storage chamber is greater than that of a liquid channel between the liquid outlet port and the nozzle.

Abstract: Provided is an ink composition that is obtained by using an ultraviolet-curable urethane acrylate resin together with a tungsten-based infrared-absorbing pigment and an ultraviolet-absorbing fluorescent pigment. Specifically, this infrared-absorbing ultraviolet-curable ink contains: a tungsten-based infrared-absorbing pigment; a UV-absorbing fluorescent pigment; a UV-curable urethane acrylate resin; and a UV-curable acrylic resin that does not contain a urethane bond.

Abstract: An image capturing and display apparatus comprises a plurality of photoelectric conversion elements for converting incident light from the outside of the image capturing and display apparatus to electrical charge signals, and a plurality of light-emitting elements for emitting light of an intensity corresponding to the electrical charge signals acquired by the plurality of photoelectric conversion elements. A pixel region is defined as a region in which the plurality of photoelectric conversion elements are arranged in an array. Signal paths for transmitting signals from the plurality of photoelectric conversion elements to the plurality of light-emitting elements lie within the pixel region.

Abstract: In an electrochemical device of an embodiment, a cell stack has a spacer disposed to be arranged next to an insulating sealing member in a direction orthogonal to a stack direction. A plurality of the spacers are arranged in the stack direction between a pair of end plates, and the spacer is interposed between a pair of separators adjacently arranged in the stack direction. The spacer is formed of a material whose thickness reduction ratio when an operation of the electrochemical device is executed is smaller than that of the insulating sealing member. Before the execution of the operation of the electrochemical device, the thickness of the spacer is thinner than the thickness of the insulating sealing member. Further, the thickness of the spacer keeps a state of being equal to or less than the thickness of the insulating sealing member when the operation of the electrochemical device is executed.

Abstract: A photoelectric conversion apparatus has a first filter arranged so as to correspond to a first photoelectric conversion unit and a second filter arranged so as to correspond to a second photoelectric conversion unit. The photoelectric conversion apparatus has a first processing unit configured to process an output signal from the first photoelectric conversion unit and having a first learned model, and a second processing unit configured to process an output signal from the second photoelectric conversion unit and having a second learned model different from the first learned model.

Abstract: A control device includes a controller that executes determining a connection between a first unit that has a boarding space which allows a user to board and is provided with a predetermined facility and that is provided with a first path through which a fluid used in the predetermined facility passes and a second unit that is configured to be separated from and connected to the first unit and that has a drive device of a vehicle that is formed by being connected to the first unit, and supplying the fluid in the first path to a second unit side to absorb heat generated from the drive device.

Abstract: A requested communication quality estimation device estimating a requested communication quality for a macroflow, which is a set of microflows, includes a first estimation unit configured to estimate a requested communication quality for each of a plurality of microflows constituting a macroflow, and a second estimation unit configured to estimate a requested communication quality for the macroflow based on the requested communication quality for each of the plurality of microflows which is obtained by the first estimation unit.

Abstract: An interconnector for a solid oxide electrochemical cell stack of at least one embodiment includes a metal base that contains an iron-base alloy containing chromium, a protective film provided on a surface of the metal base, and an interlayer provided between the metal base and the protective film arranged to relieve stress.

Abstract: A hot-stamped product with improved delayed-fracture resistance is provided. The hot-stamped product 1 includes: a steel substrate 10; and an Al film 20 formed on the steel substrate 10, the Al film 20 including: an interface layer 21 located at the interface with the steel substrate 10 and with part of the ?Fe substituted by Al and Si; an intermediate layer 22 formed on the interface layer 21; and an oxide layer formed on the intermediate layer, the intermediate layer 22 including an Fe—Al—Si phase 22a with part of the ?Fe substituted by Al and Si, the Fe—Al—Si phase 22a including one or more elements selected from the group consisting of Zr, Ce, Y, Ta, Ni, Cu, Nb, Cr, Co, V and Ti, the oxide layer 23 including one or more elements selected from the group consisting of Be, Mg, Ca, Sr, Ba, Sc and Zn.

Abstract: A processing request management apparatus includes: an estimation unit which estimates a time required for processing for each of a plurality of processing requests for which desired processing completion times are designated; and a determination unit which determines an execution order of processing for the plurality of processing requests such that a sum of delays of estimated processing completion times based on the required time with respect to the desired processing completion times for the respective processing requests in the plurality of processing requests is minimized, to increase a likelihood of restrictions with respect to processing requests being satisfied.

Abstract: A driving support method and a driving support device set a timing to start an own vehicle based on an elapsed time from a stop of the own vehicle to a start of a preceding vehicle existing in front of the own vehicle, wherein the timing in case that the elapsed time is long is later than the timing in case that the elapsed time is short, and start the own vehicle at the set timing by following the preceding vehicle.

Abstract: A throughput estimation apparatus includes a memory and a processor configured to execute estimating a QoE (quality of experience) for each of a plurality of selection candidates for a parameter set related to a quality of a video to be distributed via a network; and estimating a throughput required for satisfying a target QoE by using, as inputs, the estimated QoE for each of the selection candidates, the parameter set for each of the selection candidates, and the target QoE.

Abstract: A photoelectric conversion apparatus includes a first substrate including a pixel array including a plurality of pixels, a second substrate layered on the first substrate and including an AD conversion portion including a plurality of AD conversion circuits configured to convert a signal output from the first substrate into a digital signal, wherein the second substrate further includes a plurality of signal processing units including a first signal processing unit and a second signal processing unit both configured to perform machine learning processing, wherein each of a plurality of sets includes a plurality of AD conversion circuits that differ between the plurality of sets, wherein the first signal processing unit is arranged to correspond to one of the plurality of sets, and wherein the second signal processing unit is arranged to correspond to another one of the plurality of sets.

Abstract: An imaging apparatus performs a global electronic shutter operation. During an exposure period for acquiring one frame, the imaging apparatus transfers electric charges accumulated in a first period from a photoelectric conversion portion to a holding portion. When a second period has elapsed since an end time of the first period, the holding portion holds both electric charges generated in the first period and electric charges generated in the second period. A plurality of pixels included in the imaging apparatus includes a first pixel and a second pixel each having a different saturation charge quantity of the photoelectric conversion portion included in each pixel.