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Hafiz furqan Ahmed
Hafiz furqan Ahmed
Kyungpook National University
Verified email at seecs.edu.pk
Title
Cited by
Cited by
Year
Switched-coupled-inductor quasi-Z-source inverter
HF Ahmed, H Cha, SH Kim, HG Kim
IEEE Transactions on Power Electronics 31 (2), 1241-1254, 2015
1792015
High-efficiency single-phase AC–AC converters without commutation problem
AA Khan, H Cha, HF Ahmed
IEEE Transactions on Power Electronics 31 (8), 5655-5665, 2015
952015
A novel buck–boost AC–AC converter with both inverting and noninverting operations and without commutation problem
HF Ahmed, H Cha, AA Khan, HG Kim
IEEE Transactions on Power Electronics 31 (6), 4241-4251, 2015
732015
A family of high-frequency isolated single-phase Z-source AC–AC converters with safe-commutation strategy
HF Ahmed, H Cha, AA Khan, HG Kim
IEEE Transactions on Power Electronics 31 (11), 7522-7533, 2016
702016
An improved single-phase direct PWM inverting buck–boost AC–AC converter
AA Khan, H Cha, HF Ahmed
IEEE Transactions on Industrial Electronics 63 (9), 5384-5393, 2016
632016
A single-phase buck–boost matrix converter with only six switches and without commutation problem
HF Ahmed, H Cha, AA Khan, J Kim, J Cho
IEEE Transactions on Power Electronics 32 (2), 1232-1244, 2016
602016
A highly reliable and high-efficiency quasi single-stage buck–boost inverter
AA Khan, H Cha, HF Ahmed, J Kim, J Cho
IEEE Transactions on Power Electronics 32 (6), 4185-4198, 2016
592016
A new class of single-phase high-frequency isolated Z-source AC–AC converters with reduced passive components
HF Ahmed, H Cha
IEEE Transactions on Power Electronics 33 (2), 1410-1419, 2017
572017
A family of single-stage high-gain dual-buck split-source inverters
F Akbar, H Cha, HF Ahmed, AA Khan
IEEE Journal of Emerging and Selected Topics in Power Electronics 8 (2 …, 2019
492019
A single-phase buck matrix converter with high-frequency transformer isolation and reduced switch count
HF Ahmed, H Cha, AA Khan
IEEE Transactions on Industrial Electronics 64 (9), 6979-6988, 2017
342017
Elimination of filter inductor in switching cell AC–AC converters using magnetic integration
AA Khan, H Cha, HF Ahmed, HG Kim
IEEE Transactions on Power Electronics 31 (9), 6317-6326, 2015
332015
Isolated double step-down DC–DC converter with improved ZVS range and no transformer saturation problem
SH Kim, H Cha, HF Ahmed, B Choi, HG Kim
IEEE Transactions on Power Electronics 32 (3), 1792-1804, 2016
322016
Wide load range efficiency improvement of a high-power-density bidirectional DC–DC converter using an MR fluid-gap inductor
HF Ahmed, H Cha, SH Kim, DH Kim, HG Kim
IEEE Transactions on Industry Applications 51 (4), 3216-3226, 2015
312015
Single-phase photovoltaic inverters with common-ground and wide buck–boost voltage operation
HF Ahmed, MS El Moursi, B Zahawi, K Al Hosani
IEEE Transactions on Industrial Informatics 17 (12), 8275-8287, 2021
302021
A reliable single-phase bipolar buck–boost direct PWM AC–AC converter with continuous input/output currents
HF Ahmed, MS El Moursi, H Cha, K Al Hosani, B Zahawi
IEEE Transactions on Industrial Electronics 67 (12), 10253-10265, 2019
302019
A new reliable three-phase buck-boost AC–AC converter
AA Khan, H Cha, HF Ahmed
IEEE Transactions on Industrial Electronics 65 (2), 1000-1010, 2017
292017
A highly reliable single-phase high-frequency isolated double step-down AC–AC converter with both noninverting and inverting operations
HF Ahmed, H Cha, AA Khan, HG Kim
IEEE Transactions on Industry Applications 52 (6), 4878-4887, 2016
292016
Improved NPC inverters without short-circuit and dead-time issues
AA Khan, UA Khan, HF Ahmed, H Cha, S Ahmed
IEEE Transactions on Power Electronics 37 (2), 2180-2190, 2021
232021
High-efficiency single-phase matrix converter with diverse symmetric bipolar buck and boost operations
HF Ahmed, MS El Moursi, B Zahawi, K Al Hosani
IEEE Transactions on Power Electronics 36 (4), 4300-4315, 2020
232020
A class of single-phase Z-source AC–AC converters with magnetic coupling and safe-commutation strategy
Z Aleem, HK Yang, HF Ahmed, SL Winberg, JW Park
IEEE Transactions on Industrial Electronics 68 (9), 8104-8115, 2020
222020
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