Dr. Francis Boafo Effah

Senior Lecturer

Dept: Electrical and Electronic Engineering
Room BKB 13
Bamfo Kwakye Building
College of Engineering
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Research Areas/Interests

power converters for power system applications power electronics for power conversion variable speed drive systems  control and modulation s...~more

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Publications

     JOURNAL PUBLICATIONS

    1. Bright K. Banzie, John K. Annan, Francis. B. Effah (2025). A New Discrete GaN-based dv/dt Control Circuit for Megahertz Frequency Power Converters. e-Prime - Advances in electrical Engineering, Electronics and Energy (2025). https://doi.org/10.1016/j.prime.2025.100917 
    2. J. C. Ankrah, F. B. Effah, E. Twumasi (2025). An Enhanced Semisteady-State Jaya Algorithm With a Control Coefficient and a Self-Adaptive Multipopulation Strategy. Wiley Journal of Electrical and Computer Engineering. https://doi.org/10.1155/jece/3036909 
    3. Y. O. M. Sekyere, P. O. Ajiboye, F. B. Effah, B. T. Opoku (2025). Optimizing PID Control for Automatic Voltage Regulators Using ADIWACO PSO. Scientific African (2025). https://doi.org/10.1016/j.sciaf.2025.e02562
    4. Enyam, K. B., Effah, F. B., and Hammond, D. (2025). An improved SOGI-Higher Order Sliding Mode Observer-Based Induction Motor Speed Estimation. Power Electronics and Drives, 10 (45), 2025. https://doi.org/10.2478/pead-2025-0002
    5. Effah, E. K., Effah, F. B., Antoh, E. K., Okyere, P. Y. (2025). Robust Adaptive Control of Dual Active Bridge DC-DC converter with Constant Power Loading. Power Electronics and Drives, 10 (45), 2025. https://doi.org/10.2478/pead-2025-0004   
    6. A. Adu-Poku, E. K. Siabi, N. O. Otchee, F. B. Effah, E. A. Awafo, F. Kemausuor, M. Yazdanie (2024). Impact of drought on hydropower generation in the Volta River Basin and future projections under different climate and development pathways. Energy and Climate Change. https://doi.org/10.1016/j.egycc.2024.100169
    7. S. Kujabi, E. A. Frimpong, F. B. Effah (2024). Energy-Efficient Islanding Detection Using CEEMDAN and Neural Network Integration in Photovoltaic Distribution System. International Journal of Energetica (IJECA), https://www.ijeca.info, ISSN: 2543-3717, Volume 9, Issue 2, 2024.
    8. P. Asigri, E. A. Frimpong, E. K Anto, D. Kwegyir, F. B. Effah (2024). Enhances Multi-Objective Grey Wolf Optimization using Adaptive Diversity Tuning and Levy Flights. Carpathian Journal of Electrical Engineering, Volume 18, Number 1, 2024. https://doi.org/10.34302/CJEE/TKYD3692 
    9. Kwegyir, D., Effah, F., Opoku, D., Asigri, P., Hayford, Y., Boateng, E., Kessey-Antwi, K., Abdul-Bassit Munagah, N. M., & Tamakloe, K. (2024). Analysis of the Potential of Different Air Conditioner Brands for Piezoelectric Energy Harvesting. Journal of Applied Research in Electrical Engineering, 3(1), 40-50. https://doi.org/10.22055/jaree.2024.45352.1089   
    10. Sekyere, Y. O., Effah, F. B., & Okyere, P. Y. (2024). Optimally tuned cascaded FOPI-FOPIDN with improved PSO for load frequency control in interconnected power systems with RES. Journal of Electrical Systems and Information Technology, 11(1), 1-26. https://doi.org/10.1186/s43067-024-00149-x
    11. Sekyere, Y. O. M.; Effah, F. B.; Okyere, P. Y. (2024) A Novel ANFIS Controller for LFC in RES Integrated Three-Area Power System. J. Electron. Electric. Eng. 2024,3 (2),42–67.      https://ojs.wiserpub.com/index.php/JEEE/article/view/4886
    12. Effah, E. K., Okyere, P. Y., Antoh, E. K., Effah, F. B. (2024). Model Reference Adaptive Control of Single Phase Shift Based Dual Active Bridge Converter with Constant Power Loading. Power Electronics and Drives, 9 (44). 2024 doi:https://doi.org/10.2478/pead-2024-0022 
    13. Kwegyir, D., Terkper, M. D., Effah, F. B., Anto, E. K. & Lumor, S. G. (2024). Improved Driving Training-Based Optimization Algorithm Using Levy Flight and Crowding Distance Techniques. Research Reports on Computer Science, 3(1), 12-28. https://doi.org/10.37256/rrcs.3120244384
    14. S. T. Asiedu, F. K. A. Nyarko, S. Boahen, F. B. Effah, B. A. Asaaga (2024) Machine Learning Forecasting of Solar PV Production Using Single and Hybrid Models over Different Time Horizons. Heliyon. https://doi.org/10.1016/j.heliyon.2024.e28898
    15. Sekyere, Y. O. M.; Effah, F. B.; Okyere, P. Y. (2024) Optimal Tuning of PID Controllers for LFC in Renewable Energy Source Integrated Power Systems Using an Improved PSO. J. Electron. Electric. Eng. 2024, 3, 65–83. https://doi.org/10.37256/jeee.3120243869 
    16. Sekyere, Y. O. M.; Effah, F. B.; Okyere, P. Y. (2024) An Enhanced Particle Swarm Optimization Algorithm via Adaptive Dynamic Inertia Weight and Acceleration Coefficients. J. Electron. Electric. Eng. 2024, 3, 50–64. https://doi.org/10.37256/jeee.3120243868 
    17. E. K. Adjei-Saforo, F. B. Effah, M. Adam, E. Shahrouz, E. A. Frimpong (2023) Optimizing Duty Ratios in a Grid-Interactive Inverter: A Five-Level, Three-Leg, Three-Phase Cascaded H-Bridge Approach Employing MPCC with an Explicit Integration Algorithm, Carpathian Journal of Electrical Engineering, vol. 17, no. 1, pp. 72-92, 2023. Current issue – Colectivul de Electromecanic? ?i Electroenergetic? (utcluj.ro)
    18. P. Asigri, F. Boafo Effah, D. Opoku, D. Kwegyir, A. Kweku Eshun, B. Asantewaa Owiredu, M. Bin Shafiyu, S. De-Roy Ekow (2023). Technical Performance of Grid-Connected Rooftop PVs. International Journal of Energetica (IJECA), ISSN: 2543-3717 Volume 8, Issue 2, 2023. https://www.ijeca.info 
    19. D. Kwegyir, F. B. Effah, D. Opoku, P. Asigri, and E. A. Frimpong (2023). Short-Term EV Charging Demand Forecast with Feedforward Artificial Neural Network. Jurnal Nasional Teknik Electro., vol 12, No. 2. https://doi.org/10.25077/jnte.v12n2.1094.2023 
    20. Y. O. Sekyere, F. B. Effah, P. Y. Okyere (2023). Hyperbolic Tangent - Based Adaptive Inertia Weight Particle Swarm Optimization. Jurnal Nasional Teknik Electro., vol 12, No. 2. https://doi.org/10.25077/jnte.v12n2.1095.2023 
    21. P. Asigri, D. Kwegyir, F. B. Effah, E. Osei-Mensah, N. K. K. Ofori-Yeboah, and E. K. Senya (2023). Design and Implementation of a Low-Cost Combined Cooling and Tracking Solar PV System. ADRRI Journal of Engineering and Technology, vol 7, No. 1 (6), April 2023 - June 2023, 1 - 18. Vol. 7 No. 1 (6), April, 2022-June (2023) | ADRRI Journal of Engineering and Technology
    22. M. Y. Kwarteng, F. B. Effah, D. Kwegyir, and E. A. Frimpong (2023). ANN-Based Electricity Theft Classification Technique for Limited Data Distribution Systems. Jurnal Nasional Teknik Electro, vol. 12, No. 1. Available online at: https://doi.org/10.25077/jnte.v12n1.2023 
    23. B. N. Atanga, F. B. Effah, D. Kwegyir, P. Y. Okyere (2022), Optimal Tuning of Pi-Controller of Shunt Active Power Filter for Harmonics Mitigation using Enhanced Jumping Spider Algorithm, Carpathian Journal of Electrical Engineering, vol. 16, no. 1, pp. 75-91, 2022.  Volume 16, number 1, 2022 – Colectivul de Electromecanic? ?i Electroenergetic? (utcluj.ro)
    24. A. Koduah, F. B. Effah (2022). Fuzzy-Logic-Controlled Hybrid Active Filter for Matrix Converter Input Current Harmonics. Energies 2022, 15(20), 7640; https://doi.org/10.3390/en15207640 
    25. E. A. Frimpong, D. Opoku, F. B. Effah, G Adom-Bamfi (2022). Exposing Students to Engineering in Society. International Journal of Engineering Education. 4 (1). 17-25. pdf (undip.ac.id) 
    26. B. N. Atanga, F. B. Effah, P. Y. Okyere (2022). An Enhanced Jumping Spider Optimization Algorithm, Carpathian Journal of Electrical Engineering, vol. 16, no. 1, pp. 46-61, 2022. http://cee.cunbm.utcluj.ro/current-issue/ 
    27. P. Owusu-Afriyie, E. K. Anto, F. B. Effah (2022). Multi-Objective Congestion Management of Transmission Lines Using Demand Response and Static Var Compensators, Carpathian Journal of Electrical Engineering, vol. 16, no. 1, pp. 7-34, 2022. Volume 16, number 1, 2022 – Colectivul de Electromecanic? ?i Electroenergetic? (utcluj.ro)
    28. E. A. Frimpong, D. Opoku, F. B. Effah, G Adom-Bamfi (2021). Exposing Students to Engineering in Society.
      ADRRI Journal of Engineering and Technology 5 (2 (4) July-September), 19-36. https://journals.adrri.org/index.php/adrrijet/article/view/693 
    29. F. K. A. Nyarko, G. Takyi and F. B. Effah (2021). Impact of the constitutive behaviour of the encapsulant on thermo-mechanical damage in (c-Si) solar PV modules under thermal cycling. Scientific African, vol. 12, July 2021. https://doi.org/10.1016/j.sciaf.2021.e00767
    30. E. T. Tchao, D. A. Quansah, G. Klogo, F. B. Effah, S. Kotei, C. Nartey and W. K. Ofosu (2021). On Cloud-Based Systems and Distributed Platforms for Smart Grid Integration: Challenges and Prospects for Ghana’s Grid Network, Scientific African Journal. https://doi.org/10.1016/j.sciaf.2021.e00796 
    31. E. A. Frimpong and F. B. Effah (2021). A framework to guide industrial trips in engineering training institutions. International Journal of Electrical Engineering education.  https://doi.org/10.1177/00207209211013454 
    32. F. K. A. Nyarko, G. Takyi and F. B. Effah (2021). Study on Creep Damage in Sn60Pb40 and Sn8Ag0.7Cu (Lead-free) Solders in c-Si Solar PV cell Interconnections under In-Situ Thermal Cycling in Ghana, MDPI Crystals 2021, 11, 441. https://doi.org/10.3390/cryst11040441
    33. F. B. Effah, P. D. Gasu, P. Y. Okyere and A. Acakpovi (2020). Harmonics of CFL and LED lamps - Maximum Penetration Perspective on Power Quality in Distribution Systems, Jurnal Nasional Teknik Elektro, Vol. 9, No. 3, pp. 171-181. http://jnte.ft.unand.ac.id/index.php/jnte/article/view/795/413 
    34. W.D. Asihene, F.B. Effah and E. Normanyo (2020). Utilizing Unified Power Flow Controller for Voltage Stability Improvement of Electric Power Transmission System of Ghana, Jurnal Nasional Teknik Elektro, Vol.9, No. 1, pp. 51-60. https://doi.org/10.25077/jnte.v9n1.760.2020 
    35. M.S. Ellis, F. B. Effah, A. R. Ahmed, J. J. Kponyo, J. Nourinia, et. al (2019). Asymmetric Circularly Polarized Open-Slot Antenna, International Journal of RF and Microwave Computer-Aided Engineering, http://doi.org/10.1002/mmce.22141 
    36. M.S. Ellis, A. R. Ahmed, J. J. Kponyo, F. B. Effah, J. Nourinia, et. al (2019). Compact broadband circularly polarized printed antenna with a shifted monopole and modified ground plane, Journal of instrumentation, http://doi.org/10.1088/1748-0221/14/11/P11026 
    37. F. B. EFFAH, P. Y. OKYERE, S. M. Ellis, P. W. WHEELER, A. J. WATSON, J. C. CLARE and J. OJO (2019). Three-level indirect matrix converter with two series Z-source networks, Carpathian Journal of Electrical Engineering, Vol.13, No.1, pp. 61 - 76.  http://cee.cunbm.utcluj.ro/current-issue/
    38. F. B. EFFAH, P. Y. OKYERE, P. W. WHEELER, A. J. WATSON and J. C. CLARE (2019). Optimized Space-Vector-Modulated Quasi Z-source NPC Inverter for Solar PV application, Carpathian Journal of Electrical Engineering, Vol.13, No.1, pp. 17 - 29.  http://cee.cunbm.utcluj.ro/current-issue/
    39. J.K. Annan and F. B. Effah, (2019). Power Loss Analysis of Hybrid PV and PEMFC Storage Integration System Using Fault Tree Analysis, Ghana Journal of Technology, Vol. 3, No. 2, pp. 9 – 15.
    40. F. B. EFFAH, Philip OKYERE, Patrick WHEELER, Alan WATSON and Jon CLARE (2018). A Modified Virtual Space Vector Modulation Technique for Z-Source NPC Inverters, Carpathian Journal of Electrical Engineering, Vol.12, No.1, pp. 99 - 113.  http://cee.cunbm.utcluj.ro/cjee/
    41. J. K. Annan, F. B. Effah and J. E. Quaicoe, (2018). Reliability Assessment of Battery-Assisted and Electrolyser-battery Integrated PV Systems for Off-Grid Application, Ghana Journal of Technology, Vol. 2, No. 2, pp. 14 - 23. 
    42. Gu, C.; Wheeler, P.; Castellazzi, A.; Watson, A.J.; Effah, F. Semiconductor Devices in Solid-State/Hybrid Circuit Breakers: Current Status and Future Trends. Energies (2017), 10, 495. doi: https://doi.org/10.3390/en10040495
    43. F. B. Effah, Alan J. Watson, Chao Ji, Emmanuel Amankwah, C. Mark Johnson, Colin Davidson, Jon Clare, 2016 Hybrid HVDC circuit breaker with self-powered gate drives, IET Power Electronics, Feb 2016
    44. Effah, F.B., Wheeler, P., Clare, J. and Watson, A., (2013). Space-Vector-Modulated Three-Level Inverters with a Single Z-Source Network, IEEE Transactions on Power Electronics, June 2013.

     

    CONFERENCE PUBLICATIONS  

    1. E. K. Adjei-Saforo, E. A. Frimpong, F. B. Effah, M. Adam, S. Ebrahimpanah, S. Hongsheng (2023). Duty Ratio Optimization for a Multi-Level Polyphase Cascaded H-Bridge Grid-Interactive Inverter Using Model Predictive Current Control Based on Explicit Integration Algorithm. 2023 IEEE Africon.   
    2. E. K. Adjei-Saforo, E. A. Frimpong, F. B. Effah, M. Adam, S. Ebrahimpanah, S. Hongsheng (2022). Model Predictive Current Control Method with Enhanced Performance for a Three-phase Five-level Cascaded H-bridge Inverter Connected to Grid. 2022 IEEE PES/IAS PowerAfrica.    
    3. E. K. Ahorsu, V. C. Chibueze, K. O. Mireku, F. B. Effah (2022). Power Electronic Converter Emulating Synchronous Machine Characteristics for Renewable Energy Integration. 2022 IEEE PES/IAS PowerAfrica.    
    4. F. G. Tay, M. Tudzi, J. Wobil, F. B. Effah (2022). Improved Voltage Control in LV Grid-Connected PV System Using Active Power Curtailment with Battery Energy Storage System. 2022 IEEE PES/IAS PowerAfrica.    
    5. P. N. Tawiah-Mensah, J. Addison, S. D. Oppong, F. B. Effah (2022). An improved Perturb and Observe Maximum Power Point Tracking Algorithm with the capability of drift avoidance in PV systems. 2022 IEEE PES/IAS PowerAfrica
    6. K. O. Sarfo, W. M. Amuna, B. N. Pouliwe, F. B. Effah (2020). An Improved P&O MPPT Algorithm Under Partial Shading Conditions. 2020 IEEE PES/IAS PowerAfrica.
    7. F. B. Effah, P W. Wheeler, P. Y. Okyere, A. J. Watson, J. Ojo, J. C. Clare (2020). Three-Level Indirect Matrix Converter With Series Z-source Networks. 2020 IEEE PES/IAS PowerAfrica, 1-5
    8. F. B. Effah, P.W. Wheeler, A. J. Watson, J. C. Clare (2017). Quasi Z-source NPC Inverter for PV Application. 2017 IEEE PES, pp. 153-158, Accra
    9. C. Gu, F. Effah, A. Castellazzi, A. J. watson, Pat Wheeler (2016). Novel current-limiting strategy for solid-state circuit breakers (SSCB) without additional impedance. 18th European Conference on Power Electronics and Applications (EPE'16 ECCE Europe)
    10. C. Gu, P. Wheeler, A. Castellazzi, A. J. Watson, F. Effah (2016). A survey on configurations of current-limiting circuit breakers (CL-CB). 18th European Conference on Power Electronics and Applications (EPE'16 ECCE Europe)
    11. Bo Wen, Xuning Zhang, F. Effah, Arnaud Baraston, Dushan Boroyevich, Pericle Zanchetta, Jean Luc Schanen, Roland Burgos, Patrick Wheeler, and Alain Tardy (2015) Integrated Design by Optimization of Electrical Power Systems for More Electric Aircraft, MEA 2015, Toulouse
    12. Effah, F.B., Watson, A. J., Wheeler, P., Clare, J.C., and De Lillo, L., (2013). Space-Vector-Modulated Three-Level Z-Source Hybrid Direct AC-AC Power Converter In: EPE-ECCE Europe 2013 15th European Conference on Power Electronics and Applications
    13. Effah, F.B., Watson, A. J., Wheeler, P.W., Clare, J.C., and Sunter, S., (2012). Optimal switching pattern for space vector modulated Z-source NPC inverter In IET Power Electronics, Machines and Drives Conference 2012.

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