SIMULATION AND ANALYSIS OF A FUEL CELL/BATTERY HYBRID VEHICULAR POWER SYSTEM

Autor/autori: Alina-Georgiana STAN (BACIU), George Adam, Gheorghe Livint, Claudiu Munteanu

Rezumat: Sistemele hibride cu pile de combustie si baterii prezinta un mare potential pentru imbunatatirea eficientei si a raspunsului dinamic al acestora. In cazul unor astfel de sisteme hibride, se impune utilizarea unei strategii adecvate de management si control atat pentru eficienta lor, cat si pentru marirea duratei de viata a sistemelor hibride. Lucrarea prezinta elaborarea unui algoritm de control pentru un vehicul hibrid cu pila de combustie cu membrana schimbatoare de protoni (PEMFC) si baterie. Algoritmul propus presupune identificarea tuturor modurilor de functionare posibile ale vehiculului si a fost dezvoltat in Stateflow toolbox. Analiza si simularea modelului au fost realizate cu ajutorul mediului Matlab/Simulink/Stateflow cu scopul de a verifica eficienta strategiei de control propuse.

Cuvinte cheie: baterie, pila de combustie, vehicul hibrid.


Abstract: Hybrid power systems with fuel cell and batteries have a great potential to improve the operational efficiency and dynamic response. A proper load management strategy is important for both better system efficiency and endurance of hybrid systems. This paper presents a control algorithm for a hybrid proton exchange membrane fuel cell (PEMFC)/battery vehicular power system. The proposed algorithm includes an advanced supervisory controller which captures all of the possible operation modes and it has been developed by Stateflow toolbox. An analysis of the simulation results was conducted using Matlab/Simulink/Stateflow Toolbox software in order to verify the efficiency of the proposed control strategy

Keywords: battery, fuel cell, hybrid vehicles

 

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