How does the hydrogen and oxygen engine work?
The AC power generated by the vehicle during driving is stored on the battery. Generally, the battery is sufficient and cannot be used up. The vehicle-mounted hydrogen and oxygen generator decomposes water into hydrogen and oxygen by using the direct current output from the battery and outputs it to the internal combustion engine. Hydrocarbon fuel is a typical chain reaction process. During the combustion process, the hydrocarbon fuel (RH) dehydrogenates to form hydrocarbon (R '), the hydrocarbon (R') continues to oxidize to form peroxide (R'O3), the peroxide (R'O2) degenerates to aldehydes (R'CHO), the aldehydes decarburize to form CO and hydrocarbon (R '), and the hydrocarbon (R') repeats the chain reaction. During the combustion process, the hydrocarbon fuel is oxidized to CO first through such chain reaction steps, Then it continues to oxidize to CO2. The oxidation of CO to CO2 at high temperature is a complex chain reaction. The condition of establishment is that there must be an active center composed of atoms or groups such as O, H, OH to participate in the reaction.
The hydrogen-oxygen mixture is composed of hydrogen and oxygen in the ratio of 2:1. The following reactions occur at high temperature. When one molecule of water is formed, two new intermediate active substances H and OH are obtained
O2+2H2 -- H2O+H+OH
Similarly, the oxidation reaction (combustion) of carbon monoxide is a "complex chain reaction":
The combustion rate of the mixture of carbon monoxide and air is very low, and the combustion rate will increase significantly in the presence of hydrogen-containing substances. When the "dry" carbon monoxide which has removed water and hydrogen is contacted with oxygen, it will not react below 700 ℃. The condition for the oxidation chain reaction of carbon monoxide to be established is that the activation center composed of atoms (groups) such as H · and OH · must participate in the reaction. Because of OH+CO - CO2+H, the reaction continuously generates new H, so it can be seen that once the reaction is started, it will continue to circulate, even if the hydrogen and oxygen mixture is stopped, the reaction will continue.
Chain reaction of CO with the participation of H and OH
Because hydrogen advances the oxidation reaction chain of combustion intermediate products, the oxidation reaction speed of CO, hydrocarbons, etc. is increased, which can significantly reduce the air excess coefficient on the premise of maintaining the combustion performance, thus reducing the heat loss of exhaust gas and improving the thermal efficiency of the combustion system.
Feb 28, 2023
How does the hydrogen and oxygen engine work?
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