Provided is an oxygen candle starting device, comprising a pull line column (17) and a percussion cap (15), wherein a pull line hole (155) is provided in the pull line column in an axial direction of the pull line column, a percussion cap cavity (154) is provided inside one end of the pull line column, a fire-preventing cavity is provided inside the other end of the pull line column, and the pull line hole passes through the fire-preventing cavity and the percussion cap cavity; the percussion cap is mounted in the percussion cap cavity, and sand grains (16) are packaged in the fire-preventing cavity. Further provided is an oxygen candle comprising the oxygen candle starting device and an oxygen generator, wherein the oxygen generator comprises an agent loading housing, with a through hole being provided in the top of the agent loading housing, a gas outlet being provided in the bottom thereof, and a filter being mounted at the gas outlet; and the percussion cap of the oxygen candle starting device is in contact with an oxygen candle agent via the through hole, the oxygen generator is connected to the agent loading housing in a sealed manner, and the filter is connected to the gas outlet in a sealed manner. The oxygen candle employs a pull-type starting device, and the starting structure for an existing oxygen candle is simplified, thereby preventing a false start caused by the falling-off of a steel needle and improving the reliability.

An oxygen generator is provided. The oxygen generator includes a generator case comprising at least two hollow chambers, at least two cartridges housed within the corresponding at least two hollow chambers. Each of the at least two cartridges include a water chamber, a chemical chamber, a holding means mechanically coupled to an interior top portion of the at least two cartridges, a triggering means mechanically held in place by the holding means. The triggering means include a top seal configured to unlock a bottom seal upon twisting a trigger connector, a trigger valve, a hollow seal tube located along a central axis of the corresponding at least two cartridges, the bottom seal configured to allow a pre-defined amount of water to enter the chemical chamber via a filter. The hollow seal tube is configured to allow flow of oxygen generated in the chemical chamber.

An oxygen generator is provided. The oxygen generator includes a generator case comprising at least two hollow chambers, at least two cartridges housed within the corresponding at least two hollow chambers. Each of the at least two cartridges include a water chamber, a chemical chamber, a holding means mechanically coupled to an interior top portion of the at least two cartridges, a triggering means mechanically held in place by the holding means. The triggering means include a top seal configured to unlock a bottom seal upon twisting a trigger connector, a trigger valve, a hollow seal tube located along a central axis of the corresponding at least two cartridges, the bottom seal configured to allow a pre-defined amount of water to enter the chemical chamber via a filter. The hollow seal tube is configured to allow flow of oxygen generated in the chemical chamber.

Disclosed is a chemical oxygen self-rescue device, comprising a breathing assembly (1), an oxygen generating assembly (2) and a gas bag (3) sequentially communicated with each other, wherein the oxygen generating assembly comprises an oxygen generating agent tank (21), a gas discharge valve (23) and an oxygen candle (22); the gas discharge valve is arranged on a component above an oxygen generating agent (213) in the oxygen generating agent tank and below a breathing end of the breathing assembly, and the opening and closing of the gas discharge valve are controlled by means of an inflated volume of the gas bag; and a heat radiation assembly and the oxygen generating agent are provided in the oxygen generating agent tank, the heat radiation assembly comprises a vent pipe (211) and a heat radiation frame (212), the vent pipe communicates the breathing assembly with the oxygen generating agent tank, the heat radiation frame is provided in the oxygen generating agent tank, and the oxygen generating agent tank is divided, by the vent pipe and the heat radiation frame, into a plurality of accommodation spaces for the loading of the oxygen generating agent. The chemical oxygen self-rescue device reduces the resistance to breathing, lowers the temperature of breathed gas and improves the utilization rate of the oxygen generating agent.

Disclosed is a chemical oxygen self-rescue device, comprising a breathing assembly (1), an oxygen generating assembly (2) and a gas bag (3) sequentially communicated with each other, wherein the oxygen generating assembly comprises an oxygen generating agent tank (21), a gas discharge valve (23) and an oxygen candle (22); the gas discharge valve is arranged on a component above an oxygen generating agent (213) in the oxygen generating agent tank and below a breathing end of the breathing assembly, and the opening and closing of the gas discharge valve are controlled by means of an inflated volume of the gas bag; and a heat radiation assembly and the oxygen generating agent are provided in the oxygen generating agent tank, the heat radiation assembly comprises a vent pipe (211) and a heat radiation frame (212), the vent pipe communicates the breathing assembly with the oxygen generating agent tank, the heat radiation frame is provided in the oxygen generating agent tank, and the oxygen generating agent tank is divided, by the vent pipe and the heat radiation frame, into a plurality of accommodation spaces for the loading of the oxygen generating agent. The chemical oxygen self-rescue device reduces the resistance to breathing, lowers the temperature of breathed gas and improves the utilization rate of the oxygen generating agent.

The invention relates to a composition for generating oxygen, comprising at least one oxygen source, and at least one ionic liquid comprising a cation and an anion, wherein the oxygen source is a peroxide compound, the ionic liquid is in the liquid state at least in a temperature range from 10 C. to +50 C., and the anion is selected from metallate anions.

The invention relates to a composition for generating oxygen, comprising at least one oxygen source, and at least one ionic liquid comprising a cation and an anion, wherein the oxygen source is a peroxide compound, the ionic liquid is in the liquid state at least in a temperature range from 10 C. to +50 C., and the anion is selected from metallate anions.

Redundant electrochemical systems and methods for vehicles are described. The systems include a first electrochemical device located at a first position on the vehicle wherein the first electrochemical device is configured to generate at least one of inert gas, oxygen, and electrical power and a second electrochemical device located at a second position on the vehicle wherein the second electrochemical device is configured to generate at least one of inert gas, oxygen, and electrical power. The first electrochemical device is configured to operate in a first mode during normal operation of the vehicle and a second mode when the second electrochemical device fails, wherein in the second mode, the first electrochemical device provides the at least one of inert gas, oxygen, and electrical power for at least one vehicle critical system of the vehicle.

A portable device for oxygen generation comprising at least one reservoir for holding a hydrogen peroxide solution, a reactor, for reacting hydrogen solution with a catalyst, a feeding system for supplying said hydrogen peroxide solution to said reactor from said reservoir, a system for cooling, interconnected to an outlet of said reactor, a hydrophobic filter membrane, for removing water at an oxygen outlet of said cooling system and an oxygen flow regulator, for regulating oxygen flow at said oxygen outlet.

A portable device for oxygen generation comprising at least one reservoir for holding a hydrogen peroxide solution, a reactor, for reacting hydrogen solution with a catalyst, a feeding system for supplying said hydrogen peroxide solution to said reactor from said reservoir, a system for cooling, interconnected to an outlet of said reactor, a hydrophobic filter membrane, for removing water at an oxygen outlet of said cooling system and an oxygen flow regulator, for regulating oxygen flow at said oxygen outlet.