Jihen SAKLY, PhD

- Focus is on WBG Technologies (SiC, GaN) for the development of new power electronic solutions. - Provide field application engineering and customer support services. - Develop High power business in the territory of France, Belgium, and Tunisia.

- Participation in the drafting of a roadmap for the definition of the smart charging system (smart charging, V2X) for electric vehicles and a new idea to suggest to our partners. - Analysis V2X charging systems challenges and identification of possible energy services (behind/in front of the meter) - Power electronics: ( semiconductors components, topologies and control strategy) Grid connected converter AC-DC, OBC, PFC, isolated/non-isolated DC-DC - State of the art / Bibliography around the theme of power electronics for 'E-Mobility' - Grid code, analyzes of auxiliary grid services (FCR, FRR, voltage support, etc.). - Drafting of technical deliverables (Papers, specifications, article, design report, experimental and analysis etc.). - Participation in national and international conferences related to ('smart grid and E-Mobility, Power electronic, topology, control strategy for grid connected inverters...') - Supervision of thesis subjects around charging (system approach with power electronics focus)  2019-2021 Technical follow-up for the development project of the OBC 22kW bidirectional V2X charger - Identification of V2X use cases and safety standards and regulations, EMC, network connection (Grid code): EN50549-1, RfG 2016/631 and TSO RTE documentation, IEC 15118-20, OCPP 2.0.1. - Writing functional and non-functional specifications for the OBC charger and analysis of propositions. - Monitoring of the design and development project (technical workshop : hardware/software) with the internal team and the charger manufacturer. - Receipt and validation of compliance matrix of the 22 kW OBC with the required specifications.  2022-2023 Development of V2X energy services - Definition of the architecture of the test bench for the V2X charger. - Analysis of possible energy services ( behind/in front of the Meter ) and definition of service and system specifications ( energy and protocol overview)

subject : Performances optimization of an intelligent and fault-tolerant photovoltaic inverter for three phase grid connected system - 2.5 kW non isolated DC/DC power converter hardware design - Control design and implementation - Efficiency and reliability analysis of the power converter - Optimisation algorithm for the control of the DC/DC converter - Multi level DC/AC converters - Fault tolerant control algorithm Tools : Eagle ( shematic, PCB), IAR for embedded system, STM32F4, PSIM, PLECS, Matlab

- Course : Embedded system and DSP ( Level : second year of mechatronic engineering ): - Embedded C - STM32F4 mircocontroller/ STM32F4 discovery card ( GPIO, ADC, Timers, interrupts...configurations) - STM32CubeMX - IDE : Keil

Transformerless single phase grid connected photovoltaic Converters : - Power converters Topologies ( H bridge, H5, HERIC, NPC, ANPC...) - control design( MPPT (P&O), SOGI-FLL, VOC...) - Common mode current ( leakage current analysis) - PSIM simulations and comparaison between topologies - PV systems ( Modules, control, MPPT, Bibilography...)

Graduation project : 5 months at TELNET Holding, Tunis, Tunisia , in Hardware design Department: Digital control of Brushless Direct Current Motor: - Modeling of the converter and its control using Matlab_Simulink - Study of the braking phase - Design and implementation of an electronic card using Altium Designer software environment (Schematic and Board) - Design and implemention of an algorithm to insure BLDC control with a microcontroller fromTexas Instrument. Skills : Matlab-Simulink, PSIM, ALtium Designer, IAR for Embedded systems, Hardware design, CC2530 microcontroller, Power electronic Design.

Performed Tasks during two months at KBE Elektrotechnik: - Study of power electronic stage of the variator - Study of industriel inverter 'Siemens' ( Datasheets, user guide...) - Setting parameters for the control of a DC motor - Configuration and implementation of the converter in the wires manufacturing system

- Study and design of a lighting system with LED fed through a DC-DC converter-type flyback. - hardware design and control design - MPLAB IDE, PIC16F, PIC18F, ISIS PROTEUS, Eagle

Training period of one month at the STEG (Société Tunisienne d’Electricité et de Gaz), Sousse, Tunisia with the maintenance team of electrical equipment in the production department : Browsing the different units study, analysis and exploitation.