Phatiphat Thounthong

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This paper proposes an innovative control strategy for a voltage-regulated dc hybrid power source employing polymer electrolyte membrane fuel cell as the main energy source and supercapacitors as the auxiliary power source for a distributed generation system. This strategy is based on a standard dc link voltage regulation, which is simpler than standard(More)
Fuel-cell vehicles (FCVs) with energy storage (ES) device(s) could result in improved lifetime, performance, fuel economy, and reduced cost. This paper presents the utilization of an ES device consisting of a supercapacitor bank for future electric vehicles with a hydrogen fuel cell (FC) as the main power source. The study mainly focuses on the innovative(More)
This paper presents a high-gain boost converter (three-level converter and transformerless converter) for fuel cell (FC) vehicle applications. An original nonlinear control law based on the flatness principle for distributed dc generation is studied. Utilizing the flatness property, we propose simple solutions to the system performance and stabilization(More)
This brief presents an innovative control law for a distributed dc generation supplied by a dc power source, here, a fuel cell (FC) generator. Basically, an FC is always connected with a power-electronic converter. This kind of system is a nonlinear behavior. Classically, to control the voltage, the current, or the power in the converter, a linearized(More)
This paper proposes a high-power high-energy dc distributed generation system supplied by a polymer electrolyte membrane fuel cell (PEMFC) as a main power source and storage devices: battery and supercapacitor, for future fuel cell vehicle applications. The energy in hybrid system is balanced by the dc bus voltage regulation. The principle is based on(More)
This study presents an energy management approach for a hybrid energy system comprised of a photovoltaic (PV) array and a polymer electrolyte membrane fuel cell (PEMFC). Two storage devices [a Li-ion battery module and a supercapacitor (SC) bank] are used in the proposed structure as a high-energy high-power density storage device. Multisegment converters(More)
This paper presents an energy management approach for a hybrid energy system comprised of a photovoltaic (PV) array and a polymer electrolyte membrane fuel cell (PEMFC). A single storage device, i.e., a Li-ion battery module, is used in the proposed structure. Linear proportional-integral (PI) and nonlinear flatness-based controllers for dc bus(More)
This paper presents a control algorithm for dc-bus stabilization in weak network that uses a Li-ion battery as the battery substation. The battery modules connected with 2-quadrant 4-phase parallel converter with interleaved technique. In this paper, a nonlinear control algorithm based on the flatness properties of the system is proposed. Using the flatness(More)
In this paper, an analysis of two-phase interleaved boost converter working in both CCM and DCM is presented. This kind of DC-DC converters is usually used as a bridge to increase the output voltage level to a suitable one compared to the input voltage like fuel cell converter. Interleaving technique can be used to reduce current ripples of DC-DC converter(More)