What are the main key technologies of the control system of fuel cell electric vehicle?

Composition of fuel cell system: anode hydrogen supply system, Cathode gas supply system? Liquid cooling system of the reactor? Air inlet humidification system? Reactor system

Composition of BOP assembly:? Water tank, different valves, different pumps, throttle valves, filters, humidifiers, water tanks, heat exchangers and ion filters; ? Control system, inverter system, sensor, etc.

Fuel cells involve disciplines and knowledge fields: 1. Mechanical? -Different structural parts? -Water circulation? -Pressure feedback of liquid cooling system? -Constant temperature control of liquid cooling system-Cycle control. 2. Electrical:-Rectifier and inverter -DCDC. 3. control? Control of valves, pumps, motors and throttle valves.

Subjects involved:

1 thermodynamics? -Reactor temperature, liquid cooling system temperature, gas phase and liquid phase effects? -Chemical changes, heat loss in different parts, etc. -Calculation of entropy, enthalpy, temperature, pressure, flow and molar mass? ; -The influence of temperature and pressure on chemical changes? -Conservation of mass and energy?

2. Chemistry:-What are the properties of chemical substances? -Chemical equilibrium equation? -Mixture and critical state calculation?

3. Dynamics? -Fluid mechanics? -Physical condition? -Viscosity of gas and liquid? -Flow impact

Does fuel cell system-level modeling need to be met? ：

Requirements of HIL and MIL, and different component model libraries based on Matlab/Simulink? , quickly build a system-level model to facilitate pre-and post-processing, operation and debugging; Modeling needs to be followed? Basic mathematical modeling theory, basic laws of thermodynamics? Basic theories of electrochemistry, heat and proton transport; Thermophysical parameters of basic chemicals: support different choices of fuels and media.

You can refer to the Thermolib model of Shandong hydrogen exploration new energy.

Thermolib thermodynamics and fuel cell simulation model? 1. Based on MATLAB/Simulink environment? 2. Thermodynamics and fuel cell simulation model software. 3. for HIL and MIL development stage? 4. Rapid construction of fuel cell system at low cost? 5. Provide thermodynamic, hydrodynamic and electrochemical reaction model library for fuel cell model simulation. 6. Provide peripheral models, such as pumps, valves, compressors, humidifiers, cooling systems and water tanks.

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