燃料电池的模型，燃料电池是一种把燃料所具有的化学能直接转换成电能的化学装置，又称电化学发电器。它是继水力发电、热能发电和原子能发电之后的第四种发电技术，本模块是燃料电池模块，实现了燃料电池的基本功能(A fuel cell model, a fuel cell is a chemical device that converts the chemical energy of a fuel directly into electrical energy, or electrochemical generator. It is the fourth generation technology after hydropower generation, thermal power generation and nuclear power generation. This module is the fuel cell module, which realizes the basic function of fuel cell.)