Now showing items 1-16 of 16

    • A comparative study of different optimization methods for resonance half-bridge converter 

      Salehi, Navid; Martínez García, Herminio; Velasco Quesada, Guillermo (2018-12-02)
      Article
      Open Access
      The LLC resonance half-bridge converter is one of the most popular DC-DC converters and could easily inspire researchers to design a high-efficiency and high-power-density converter. LLC resonance converters have diverse ...
    • A comprehensive review of control strategies and optimization methods for individual and community microgrids 

      Salehi, Navid; Martínez García, Herminio; Velasco Quesada, Guillermo; Guerrero, Josep Maria (Institute of Electrical and Electronics Engineers (IEEE), 2022-01-13)
      Article
      Open Access
      Community Microgrid offers effective energy harvesting from distributed energy resources and efficient energy consumption by employing an energy management system (EMS). Therefore, the collaborative microgrids are essentially ...
    • A novel component sizing procedure in off-grid networked microgrids 

      Salehi, Navid; Martínez García, Herminio; Velasco Quesada, Guillermo (Institute of Electrical and Electronics Engineers (IEEE), 2021)
      Conference report
      Restricted access - publisher's policy
      Stand-alone Microgrids (MGs) can effectively be utilized to provide the energy demand for different purposes, such as reducing the burden of the main grid. Paying attention to harvesting renewable energies in MGs resulted ...
    • A novel high step-up secondary side impedance source full-bridge converter 

      Salehi, Navid; Martínez García, Herminio; Velasco Quesada, Guillermo (International Centre for Numerical Methods in Engineering (CIMNE), 2018)
      Conference report
      Open Access
      In order to suppress the voltage stress of semiconductor devices, and solve the reverse recovery problem of diodes by decreasing the duty cycle of switches, impedance source converters could be consider as a solution. In ...
    • Component sizing of an isolated networked hybrid microgrid based on operating reserve analysis 

      Salehi, Navid; Martínez García, Herminio; Velasco Quesada, Guillermo (2022-08-27)
      Article
      Open Access
      The power-sharing possibility amongst microgrids (MGs) in networked microgrids (NMGs) offers multiple profits to the NMG by employing an applicable energy management system. An efficient energy management system can provide ...
    • Energy management in collaborative power electronics-based microgrid integrated with renewable energies 

      Salehi, Navid (Universitat Politècnica de Catalunya, 2023-02-08)
      Doctoral thesis
      Open Access
      (English) This thesis is introduced the research performed on microgrid applications, especially in cooperative operating mode. The research is conducted considering two main challenging aspects of microgrid operation over ...
    • Inverter control analysis in a microgrid community based on droop control strategy 

      Salehi, Navid; Martínez García, Herminio; Velasco Quesada, Guillermo; García Vílchez, Encarnación (2021-09-01)
      Article
      Open Access
      Power-sharing in a microgrid community (MGC) requires mandatory strategies in order to stabilize the system by maintaining the rated frequency and voltage. The hierarchical control strategy is the most adopted control ...
    • Inverter control analysis in a microgrid community based on droop control strategy 

      Salehi, Navid; Martínez García, Herminio; Velasco Quesada, Guillermo; García Vílchez, Encarnación (2021)
      Conference report
      Restricted access - publisher's policy
      Power-sharing in a microgrid community (MGC) requires mandatory strategies in order to stabilize the system by maintaining the rated frequency and voltage. The hierarchical control strategy is the most adopted control ...
    • Modified cascaded Z-source high step-up boost converter 

      Salehi, Navid; Martínez García, Herminio; Velasco Quesada, Guillermo (2020-11-17)
      Article
      Open Access
      To improve the voltage gain of step-up converters, the cascaded technique is considered as a possible solution in this paper. By considering the concept of cascading two Z-source networks in a conventional boost converter, ...
    • Networked microgrid energy management based on supervised and unsupervised learning clustering 

      Salehi, Navid; Martínez García, Herminio; Velasco Quesada, Guillermo (2022-07-05)
      Article
      Open Access
      Networked microgrid (NMG) is a novel conceptual paradigm that can bring multiple advantages to the distributed system. Increasing renewable energy utilization, reliability and efficiency of system operation and flexibility ...
    • Neural networks-generalized predictive control for MIMO grid-connected Z-source inverter model 

      Salehi, Navid; Martínez García, Herminio; Velasco Quesada, Guillermo (Institute of Electrical and Electronics Engineers (IEEE), 2022)
      Conference report
      Restricted access - publisher's policy
      This paper presents a neural network-generalized predictive control (NN-GPC) for a single-phase grid-connected z-source inverter. The NN forecasts the predictive horizon, and the conventional GPC algorithm calculates the ...
    • Neural networks–generalized predictive control for MIMO grid–connected Z–source inverter model 

      Salehi, Navid; Martínez García, Herminio; Velasco Quesada, Guillermo (2022)
      Conference report
      Open Access
      This paper presents a neural network-generalized predictive control (NN-GPC) for a single-phase grid-connected z-source inverter. The NN forecasts the predictive horizon, and the conventional GPC algorithm calculates the ...
    • Optimization of a MG integrated with renewable energies with PSO 

      Salehi, Navid; Martínez García, Herminio; Velasco Quesada, Guillermo (2021)
      Conference report
      Open Access
      Nowadays, microgrids (MGs) play a crucial role in modern power systems due to possibility of integrating renewable energies into the MG system. It is expected in near future collaborating microgrids as a community has a ...
    • Optimization of a microgrid integrated with enewable energies with PSO 

      Salehi, Navid; Martínez García, Herminio; Velasco Quesada, Guillermo; García Vílchez, Encarnación (2021)
      Conference lecture
      Restricted access - publisher's policy
      Nowadays, microgrids (MGs) play a crucial role in modern power systems due to possibility of integrating renewable energies into the MG system. It is expected in near future collaborating microgrids as a community has a ...
    • Optimization of a microgrid integrated with renewable energies using PSO 

      Salehi, Navid; Martínez García, Herminio; Velasco Quesada, Guillermo; García Vílchez, Encarnación (E3S Web of Conferences, 2020)
      Conference lecture
      Restricted access - publisher's policy
      Nowadays, microgrids (MGs) play a crucial role in modern power systems due to possibility of integrating renewable energies into the MG system. It is expected in near future collaborating microgrids as a community has a ...
    • Procedure for component sizing in off-grid networked microgrids 

      Salehi, Navid; Martínez García, Herminio; Velasco Quesada, Guillermo (2022)
      Conference report
      Open Access
      Stand-alone Microgrids (MGs) can effectively be utilized to provide the energy demand for different purposes, such as reducing the burden of the main grid. Paying attention to harvesting renewable energies in MGs resulted ...