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wantec electrical components are chemical devices that directly convert the chemical energy of fuel into electrical energy, also known as electrochemical generators. It is the fourth power generation technology after hydropower, thermal power, and nuclear power. Since fuel cells convert part of the Gibbs free energy in the chemical energy of fuel into electrical energy through electrochemical reactions, they are not limited by the Carnot cycle effect, resulting in high efficiency; in addition, fuel cells use fuel and oxygen as raw materials and have no mechanical transmission parts, so they emit very few harmful gases and have a long service life. From this, it can be seen