Sliding Mode Control for PEM Fuel Cells
کد مقاله : 1049-THFC
نویسندگان
علی اکبر صادقی *1، احمدرضا ولی2، محمدعلی علیرضاپوری3، محمد مهدی برزگری4
1مجتمع دانشگاهی برق، جنگال و مهندسی سایبرنتیک - پژوهشکده کنترل و رباتیک - مرکز کنترل فرایند
2گروه کنترل مجتمع دانشگاهی برق،جنگال و مهندسی سایبرنتیک، دانشگاه صنعتی مالک اشتر، تهران، ایران
3پردیس شمال دانشگاه صنعتی مالک اشتر
4پردیس شمال دانشگاه صنعتی مالک اشتر - پژوهشکده سیستمهای انرژی و پیل سوختی
چکیده مقاله
A fuel cell is an energy converter which converts the chemical energy to the direct current electricity through an electrochemical reaction. Polymer electrolyte membrane (PEM) fuel cell is one of the types of fuel cells which has various industrial and military applications. In order to obtain the desired performance in PEM fuel cells, it is required to design a control scheme achieving the control objectives such as air and hydrogen management. In order to obtain the desired performance in PEM fuel cells, it is required to design a control scheme achieving the control objectives such as air and hydrogen management. Therefore, we design robust control schemes based on the sliding mode method. The state-feedback control law is not a continuous function of time. Instead, it can switch from one continuous structure to another based on the current position in the state space. Hence, sliding mode control is a variable structure control method. The motion of the system as it slides along these boundaries is called a sliding mode and the geometrical locus consisting of the boundaries is called the sliding (hyper)surface. In the context of modern control theory, any variable structure system, like a system under SMC, may be viewed as a special case of a hybrid dynamical system as the system both flows through a continuous state space but also moves through different discrete control modes.
کلیدواژه ها
Polymer electrolyte membrane (PEM) fuel cell system, Fuel cell control, Sliding mode control
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