Zobrazeno 1 - 10
of 139
pro vyhledávání: '"Jenn-Jong Shieh"'
Publikováno v:
Energies, Vol 17, Iss 20, p 5156 (2024)
This paper describes active battery balancing based on a bidirectional buck converter, a flyback converter, and battery cells by using the proposed chain-loop comparison strategy. The role of the bidirectional buck converter is to charge/discharge th
Externí odkaz:
https://doaj.org/article/4cbd73bce12a415fba68733f7b2b9f80
Publikováno v:
Micromachines, Vol 15, Iss 6, p 766 (2024)
This paper presents a high-performance, multilevel inverter with symmetry and simplification. This inverter is a single-phase, seven-level symmetric switched-capacitor inverter based on the concept of the double voltage clamping circuit connected to
Externí odkaz:
https://doaj.org/article/55420ec8d9e8449eb57566324e4185e0
Publikováno v:
Applied Sciences, Vol 14, Iss 8, p 3449 (2024)
In this paper, a single-stage step-down power factor corrector without a full-bridge rectifier is developed, which is designed to operate in discontinuous conduction mode (DCM). In terms of control, the DCM has the advantages of simple control and ea
Externí odkaz:
https://doaj.org/article/ed549da0b6594ad196adf677fab2485b
Publikováno v:
Energies, Vol 17, Iss 5, p 983 (2024)
Two types of asymmetric switched-capacitor five-level single-phase DC-AC inverters are presented based on the clamping half-bridge circuit and the output half-bridge circuit. Furthermore, the switches of the two proposed circuits can be driven by hal
Externí odkaz:
https://doaj.org/article/e761c1b415374f94b99b9ebbf58d3016
Publikováno v:
Energies, Vol 17, Iss 1, p 183 (2023)
In this paper, a light-emitting diode (LED) driver with a high power factor (PF) and low-frequency current ripple suppression over a wide input range is presented, and a flyback converter is designed to operate in the discontinuous conduction mode (D
Externí odkaz:
https://doaj.org/article/d891dd5edd8f4d00b639bcb54c569123
Publikováno v:
Applied Sciences, Vol 13, Iss 9, p 5692 (2023)
In this paper, a thermoelectric conversion system for multiple heat sources is proposed. For design convenience, the overall system employs only a single-stage converter. Such a converter uses coupling inductors and switched capacitors to increase th
Externí odkaz:
https://doaj.org/article/c8f29d1dc5f643c1986d6c961f004e7a
Publikováno v:
Energies, Vol 16, Iss 2, p 898 (2023)
Standing out for their remarkable benefits, such as lower voltage stress on integrated semiconductor devices, reduction in total harmonic distortion, as well as lower electromagnetic effects, multilevel inverters (MLIs) increase their share in the fi
Externí odkaz:
https://doaj.org/article/6d165553063f4f28ba0214eba6ea8d63
Publikováno v:
Energies, Vol 15, Iss 21, p 7894 (2022)
This paper proposes a novel T-type 7-level single-phase DC-AC inverter having a single input power source, self-balancing, and voltage gain of 3 along with low total harmonic distortion (THD). Since the structure of the proposed 7-level DC-AC inverte
Externí odkaz:
https://doaj.org/article/341075a8b75a4bf2a0c4271a12c40915
Publikováno v:
Applied Sciences, Vol 12, Iss 12, p 5842 (2022)
A buck-type LED driver together with automatic current sharing and high step-down voltage conversion ratio but without complex control is proposed. The proposed LED driver can not only achieve zero voltage switching (ZVS) turn-on by adding only one r
Externí odkaz:
https://doaj.org/article/2ed64442d6d84dba9e594d6adf684e49
Publikováno v:
Energies, Vol 15, Iss 11, p 4082 (2022)
A symmetric single-source 7-level DC-AC converter with voltage gain of 3 and self-voltage balance is presented by combining the Class-D amplifier and the diode-clamped DC-AC converter. There is only one switch is switched for any time in this circuit
Externí odkaz:
https://doaj.org/article/e60400852d844c60ae72a5b5260d1892