A photo-electrochemical cell of an embodiment includes: a first electrode which has a transparent conductive film provided on a first surface of a photoelectric conversion layer; a first catalyst layer provided on the first electrode; a second electrode provided on a second surface of the photoelectric conversion layer; and a second catalyst layer provided on the second electrode. The first catalyst layer has a plurality of catalyst parts disposed on the first electrode and a transparent dielectric part disposed in a gap between the plurality of catalyst parts.

A differential pressure water electrolysis system includes high-pressure water electrolysis cells and a high pressure hydrogen manifold. The high-pressure water electrolysis cells are stacked in a stacking direction. Each of the high-pressure water electrolysis cells includes an electrolyte membrane, an anode current collector, a cathode current collector, a tabular anode separator, a tabular cathode separator, a sealing member, and a resin frame member. The resin frame member is disposed between the tabular anode separator and the tabular cathode separator so as to surround the sealing member and the anode current collector. The resin frame member includes a water supply port to introduce water for electrolysis and a water discharge port to discharge a surplus of the water after electrolysis. The high pressure hydrogen manifold is provided so as to distribute hydrogen in the stacking direction and so as to be encircled by the sealing member.

The present invention provides an electrolytic device and includes an electrolytic tank and a plurality of electrodes. The electrolytic tank comprises a case for accommodating liquid water. The inner wall of the case has a plurality of engagement structures. The plurality of electrodes are set in the engagement structures respectively to be arranged at intervals in the case, wherein the case is connected to the plurality of electrodes by injection molding.

An electrochemical oxygen pump moves or pumps oxygen molecules with a unique anion conducting layer comprising an anion conducting polymer. These pumps can either be used as high precision oxygen flow meters or as oxygen filters. The system can be plumbed to have air as the inlet and the pump will, selectively pump oxygen out, offering another way to remove oxygen from the air, along with distillation or pressure swing absorption.

Disclosed herein is a moisture electrolysis apparatus for a headlamp including: a first electrode configured to be exposed in an inside space of a headlamp housing, and have a surface coated with a dielectric substance; a second electrode configured to be disposed to be spaced apart from the first electrode by a predetermined distance; and a discharge ventilation path configured to be formed between the surface of the first electrode coated with the dielectric substance and the second electrode.

The present invention relates to an apparatus for generating electrolyzed water, which generates hydrogen water comprising hydrogen molecules in a high concentration. Two sheets of porous cathode plates each provided on the surface thereof with an ion-exchange membrane are provided across an anode plate so as for the ion-exchange membranes to face the anode plate and so as to form a space allowing water to flow therethrough, between the anode plate and each of the ion-exchange membranes, and thus four electrolysis chambers are formed. Thus, here is provided an apparatus for generating electrolyzed water in which there are formed a first water path and a second water path to feed water respectively to the first electrolysis chamber and the second electrolysis chamber formed between the anode plate and the cathode plates, and a third water path to feed water to either of the third electrolysis chamber and the fourth electrolysis chamber formed on the sides of the cathode plates on the other side of the anode plate and to feed the treated water passing through the electrolysis chamber to the other electrolysis chamber.

Disclosed is a case for electric devices having a moisture removing apparatus inside. The apparatus includes a first electrode exposed in an inside of a casing having an electronic circuit board therein, connected to one electrode of a power source, and coated with a dielectric material on a surface thereof. The apparatus includes a second electrode exposed in the inside of the casing having the electronic circuit board therein, connected to a remaining electrode of the power source, and spaced apart from the first electrode so as to define a space therebetween. The apparatus includes an electric discharge air path provided between the surface of the first electrode coated with the dielectric material and the second electrode, and in which moisture of air is decomposed by electric discharge occurring between the first and second electrodes while air inside the casing circulates in the electric discharge air path.

A gas permeable or breathable electrode and method of manufacture thereof. In one example there is an electrolytic cell having an electrode comprising a porous material, wherein gas produced at the electrode diffuses out of the cell via the porous material. In operation the gas is produced at the at least one electrode without substantial bubble formation. In another example there is an electrode having a porous conducting material with a hydrophobic layer or coating applied to a side of the porous conducting material. A catalyst may be applied to another side. The gas permeable or breathable electrode can be used in an electrolytic cell, electrochemical cell, battery and/or fuel cell. Gas produced at the electrode diffuses out of a cell via at least part of the electrode, separating the gas from the reaction at the electrode.

A method for high-temperature electrolysis of steam and another gas to be electrolyzed, chosen from carbon dioxide and nitrogen dioxide, implemented in an electrolysis reactor includes a stack of elementary electrolysis cells each made of a cathode, an anode and an electrolyte inserted between the cathode and the anode, and a plurality of electric and fluid interconnectors each arranged between two adjacent elementary cells with one of the surfaces thereof in electric contact with the anode of one of the two elementary cells and the other one of the surfaces thereof in electric contact with the cathode of the other one of the two elementary cells. The steam is supplied and distributed to the cathode of one of the two adjacent elementary cells and either carbon dioxide or nitrogen dioxide is supplied and distributed to the cathode of the other one of the two elementary cells.

Apparatuses, systems, and methods are disclosed to produce HHO gas in a pressure-resistant container for use in an internal combustion engine to increase fuel efficiency and/or reduce emissions, for example by introducing the HHO gas to one or more air intake ports of the engine.