Abstract: An air-zinc battery module includes a reception part having a sealed space formed therein, a gas storage part which is located in one area in the reception part and can discharge air or oxygen therefrom, and an air-zinc battery part which is located in another area in the reception part and includes at least one air-zinc battery cell for generating electricity when air or oxygen is supplied thereto.

Abstract: A zinc-air secondary battery includes an air positive electrode part, a separator, and a zinc gel negative electrode part in a case, provided with an electrolyte flow part for inducing electrolyte to flow inside the zinc gel negative electrode part. The oxygen discharging efficiency that remains in the zinc gel negative electrode part and is not smoothly discharged to the outside can be improved, and thus charging performance of the zinc-air secondary battery can be improved.

Abstract: A zinc-air secondary battery includes an air positive electrode part, a separator, and a zinc gel negative electrode part. The zinc gel negative electrode part includes therein at least one middle layer made of mesh or foam. In a zinc-air secondary battery, oxygen discharging efficiency that is present in a zinc gel negative electrode part is high, and thus charging performance of the zinc-air secondary battery can be improved.

Abstract: An air-zinc battery assembly includes a first air-zinc battery module that has a first coupling portion which is embossed or engraved, one or more second air-zinc battery modules that has a second coupling portion which is embossed or engraved so as to be fastened in engagement with the first coupling portion, and a third coupling portion which is embossed or engraved, and a power draw module that has a fourth coupling portion which is embossed or engraved so as to be fastened in engagement with the third coupling portion.

Abstract: A zinc-air secondary battery includes an air positive electrode part, a separator, and a zinc gel negative electrode part in a case, provided with an air flow guiding part, disposed in one area of the case, for guiding the inflow of air to the air positive electrode part when discharging and for guiding the discharge of air when charging. When discharging, the inflow of air is guided to an air positive electrode part so that discharging performance (discharging output) can be improved by pressing, and when charging, discharging of air including oxygen present in the zinc-air secondary battery is guided and promoted by pressing inside the zinc-air secondary battery so that charging performance can be improved.

Abstract: An air-zinc battery module includes a case having an air passage for introducing outside air and a housing space formed therein, a battery unit group which is installed in the housing space of the case and is formed by connecting a plurality of battery units to each other, wherein the battery unit is formed by stacking a plurality of air-zinc battery cells which are connected to each other, and a fan which is installed in the housing space of the case to guide air flow.

Abstract: A zinc-air battery includes an air electrode part, a separator and a negative electrode part in sequence within a case, wherein the negative electrode part comprises potassium hydroxide (KOH) in the form of powder, and the case has an opening part formed in at least one region thereof, with the opening part being covered by a porous membrane.

Abstract: A zinc-air secondary battery includes a positive electrode, a negative electrode, a separation membrane interposed between the positive and negative electrodes, and an electrolyte accommodated between the positive and negative electrodes and submerging a part of the positive electrode. The separation membrane is a porous separation membrane having a plurality of through-holes, and the separation membrane is provided with through-holes. The sizes of the holes are smaller than the size of the potassium ions contained in the electrolyte. A plurality of adsorptive potassium ion particles are evenly attached on at least one side of the separation membrane to form an adsorptive potassium ion particle layer.

Abstract: An air-zinc battery module includes a reception part having a sealed space formed therein, a gas storage part which is located in one area in the reception part and can discharge air or oxygen therefrom, and an air-zinc battery part which is located in another area in the reception part and includes at least one air-zinc battery cell for generating electricity when air or oxygen is supplied thereto.

Abstract: A zinc-air battery includes an air electrode part, a separator and a negative electrode part in sequence within a case, wherein the negative electrode part comprises potassium hydroxide (KOH) in the form of powder, and the case has an opening part formed in at least one region thereof, with the opening part being covered by a porous membrane.

Abstract: An air-zinc battery module includes a case having an air passage for introducing outside air and a housing space formed therein, a battery unit group which is installed in the housing space of the case and is formed by connecting a plurality of battery units to each other, wherein the battery unit is formed by stacking a plurality of air-zinc battery cells which are connected to each other, and a fan which is installed in the housing space of the case to guide air flow.

Abstract: An air-metal secondary battery module includes one or more metal-air secondary battery units, each of which has a water intake part for taking an aqueous solution therein and a gas outlet port for discharging gas generated during charging; an aqueous solution storage unit which stores the aqueous solution; an aqueous solution supply unit which connects the one or more water intake parts to the aqueous solution storage unit; and a gas discharge unit which is connected to the one or more gas outlet ports to discharge the gas discharged from the gas outlet ports to the outside.

Abstract: A metal-air cell recharge apparatus, a metal-air cell assembly and a metal-air cell recharge system including the same are provided. The metal-air cell recharge apparatus for recharging a metal-air cell assembly including a secondary metal-air cell containing anode gel and a case accommodating the secondary metal-air cell therein, the apparatus includes a recharge unit for generating supply power using an external power source, and supplying the metal-air cell assembly with the supply power; and a humidified-air supply unit for generating humidified air containing a certain amount of moisture and supplying the humidified air inside the case through a humidified-air supply hole connected to the metal-air cell assembly.

Abstract: The present invention relates to an inorganic ion conductive membrane, which is capable of obtaining a fuel cell with a stable operation in all temperature, high performance, and no leakage of fuels by manufacturing the inorganic ion conductive membrane, composed of an inorganic membrane, using an anodic oxidization reaction and applying the manufactured inorganic ion conductive membrane to the fuel cell, a fuel cell including the inorganic ion conductive membrane, and a method of manufacturing the inorganic ion conductive membrane and the fuel cell.

Abstract: An air-metal secondary battery module includes one or more metal-air secondary battery units, each of which has a water intake part for taking an aqueous solution therein and a gas outlet port for discharging gas generated during charging; an aqueous solution storage unit which stores the aqueous solution; an aqueous solution supply unit which connects the one or more water intake parts to the aqueous solution storage unit; and a gas discharge unit which is connected to the one or more gas outlet ports to discharge the gas discharged from the gas outlet ports to the outside.

Abstract: An air-purifying module in which a heater heats a filter unit to purify air, wherein the filter unit includes an inorganic coating having air pores, and a catalyst layer formed by impregnating a portion or the entirety of the inorganic coating with a catalyst mother liquid. An air-purifying module may include an air-permeable filter unit; and a heater. An inorganic coating having a plurality of air pores is formed on the surface of the filter unit, and the filter unit has a catalyst layer formed by impregnating a portion or the entirety of the inorganic coating with a catalyst mother liquid, wherein the filter unit enables air to initiate a catalytic reaction with the catalyst layer under a predetermined temperature condition such that the air can be purified. The heater heats the filter unit such that the filter unit is maintained at said predetermined temperature condition.

Abstract: Disclosed herein is a cylindrical zinc-air cell and fabricating method thereof. The zinc-air cell comprises a film including an air anode membrane and a separator, the film being formed in a substantially cylindrical bent shape; and a junction element adapted to receive both ends of the film therein. The junction element is at least partly deformed to pressurize the both ends of the film so as to be joined to the film. By doing so, leakage of the zinc gel can be easily prevented in the fabrication of the cylindrical zinc-air cell, thereby extending the application area of the zinc-air cell.

Abstract: A metal-air cell recharge apparatus, a metal-air cell assembly and a metal-air cell recharge system including the same are provided. The metal-air cell recharge apparatus for recharging a metal-air cell assembly including a secondary metal-air cell containing anode gel and a case accommodating the secondary metal-air cell therein, the apparatus includes a recharge unit for generating supply power using an external power source, and supplying the metal-air cell assembly with the supply power; and a humidified-air supply unit for generating humidified air containing a certain amount of moisture and supplying the humidified air inside the case through a humidified-air supply hole connected to the metal-air cell assembly.

Abstract: Disclosed are a heat-generating device for a battery and a battery assembly enabling a battery to stably produce electricity even under low-temperature conditions. The heat-generating device for a battery includes a heating element positioned on one side of the battery and generates heat through a reaction with the air. The heating element comprises a main body generating heat through the reaction with the air, and a supporting body wrapping the main body to adhere to the battery. Accordingly, the internal temperature of the battery can be maintained within possible activation temperature ranges to allow the battery to produce electricity, thereby making the battery performance sustainable under low-temperature conditions.

Abstract: A structure of a carrier used for exhaust gas purification using an inorganic membrane and a method of producing thereof, in which an inorganic membrane made with an alumina film is produced using anode oxidation and the inorganic membrane is applied to a carrier used for exhaust gas purification, whereby the carrier works in stability at all temperatures and shows a high performance when exhaust gas generated from an engine, such as hydrocarbon, carbon monoxide, nitrogen oxide, and so on, passes through a plurality of shells formed with inorganic membranes. For this, provided is a method of producing a carrier used for exhaust gas purification using an inorganic membrane, including the steps of: (a) applying anode current to each of carrier modules, and loading at least one carrier module in a water tank, in which an electrolyte is circulated and to which cathode current is applied; and (b) forming a porous inorganic membrane on the outer skin of the carrier module.