Abstract:
A vanadium redox battery is a battery capable of charging and discharging utilizing an oxidation-reduction reaction of vanadium as an active material. The vanadium redox battery includes a cathode and an anode. The vanadium redox battery includes an auxiliary electrode that is provided in at least one of the cathode and the anode.
Abstract:
A vanadium solid-salt battery having enhanced effective utilization is provided. The vanadium solid-salt battery includes: electrodes containing a carbon electrode material that carries a precipitation containing a vanadium ion or a vanadium-containing cation as an active material; and a separator disposed between the electrodes. At least a part of a surface of the carbon electrode material is coated with the precipitation.
Abstract:
A vanadium solid-salt battery includes: a positive electrode and a negative electrode each of which includes vanadium solid salt, the vanadium solid salt containing an electrolyte, a carbon material, and vanadium ion and/or cation including vanadium, wherein the carbon material is carbon powder of which R value obtained by Raman spectroscopy is not more than 1.10 or of which interplanar spacing d (d002) measured by X-ray powder diffraction is in a range of 0.33 nm to 0.36 nm; and a content amount of the carbon material in the vanadium solid salt is in a range of 1% by mass to 42% by mass.
Abstract:
There is provided a vanadium solid-salt battery including: a positive electrode and a negative electrode each containing vanadium of which oxidation number in an initial state is trivalent or tetravalent; and a separator which separates the positive electrode from the negative electrode and which allows hydrogen ions to pass therethrough, wherein maximum valence change in initial charging of the vanadium contained in one of the positive and negative electrodes is divalent, and maximum valence change in the initial charging of the vanadium contained in the other of the positive and negative electrodes is monovalent; and mole number of the vanadium of which maximum valence change is monovalent is not less than 1.5 times mole number of the vanadium of which maximum valence change is divalent.
Abstract:
The present disclosure relates to a vanadium solid-salt battery including: a power generating unit including first and second electrode members each containing vanadium, a separator separating the first and second electrode members from each other, and an electrolyte; a first sheet making contact with the first electrode member; a first flat plate-shaped conductive member making surface contact with the first sheet; a second sheet making contact with the second electrode member; a second flat plate-shaped conductive member making surface contact with the second sheet; a third sheet covering the first and second flat plate-shaped conductive members; and a first bonding portion bonding a peripheral portion of the third sheet so that at least portions of the first flat plate-shaped conductive member, the first sheet, the power generating unit, the second sheet and the second flat plate-shaped conductive member are pressure-bonded.
Abstract:
An air conditioner includes a housing having a first outlet and a second outlet, a first channel communicating with the first outlet, a second channel communicating with the second outlet, a tank unit configured to hold water for cooling first air and second air, the first air flowing through the first channel, the second air flowing through the second channel, a cooling unit configured to cool the first air by heat of vaporization of water held in the tank unit, a water supply channel for supplying water held in the tank unit to the cooling unit, and a water recovery channel for collecting water remaining in the cooling unit to the tank unit.
Abstract:
An air conditioner according to an aspect of the present disclosure includes a sensible heat exchanger, an exchanger water supply, an exhaust-air evaporative filter, and a filter water supply. The sensible heat exchanger includes a supply air channel and an exhaust air channel. The exchanger water supply supplies water to the exhaust air channel of the sensible heat exchanger. The exhaust-air evaporate filter is for exhaust air to pass through. The exhaust-air evaporate filter is located upstream of the sensible heat exchanger in a flow direction of exhaust air flowing through the exhaust air channel of the sensible heat exchanger. The filter water supply supplies water to the exhaust-air evaporate filter.
Abstract:
A suturing device includes a plurality of suture needles, a first-thread holding mechanism, a needle moving mechanism, and a thread turning structure. The thread turning structure is configured to locally turn a portion of a first thread hooked on a distal end portion of each of a plurality of suture needles in the first thread stretched in a first direction around a needle axis thereof such that the portion of the first thread extends in a direction along a third direction intersecting the first direction and a second direction, in a state where the plurality of suture needles have been moved in the second direction. Each of the plurality of suture needles has a side surface formed with a threading recessed groove extending through the side surface in the first direction in a state where each of the plurality of suture needles has been moved in the second direction.
Abstract:
An air conditioner includes a housing having a first outlet and a second outlet, a first channel communicating with the first outlet, a second channel communicating with the second outlet, a sensible heat exchanger to exchange sensible heat between a first air flowing through the first channel and a second air flowing through the second channel, a first vaporization filter to cool the first air by latent heat of water and a second vaporization filter to cool the second air by latent heat of water. The first vaporization filter is disposed downstream of the sensible heat exchanger in a flow direction of the first air. The second vaporization filter is disposed upstream of the sensible heat exchanger in a flow direction of the second air.