Results 31 to 40 of about 499,765 (280)

High Efficient and High Step-Up Dual Switches Converter Based on Three Coupled Inductors [PDF]

International Journal of Industrial Electronics, Control and Optimization, 2018
This paper proposes a novel high step-up converter suitable for distributed generation using renewable power sources. The proposed converter includes a dual switches structure, two voltage multiplier cells and a three-windings coupled inductor for ...
Hossein Shojaeian, Saeed Hasanzadeh, Mojtaba Heydari   +2 more
doaj   +1 more source

A new zero-voltage-transition converter for switched reluctance motor drives [PDF]

, 1998
Firstly, a new zero-voltage-transition (ZVT) power converter for switched reluctance motor drives is presented. The proposed ZVT converter possesses the definite advantages that both main transistors and diodes can operate with zero-voltage switching ...
Chan, CC, Chau, KT, Ching, TW
core   +1 more source

An Enhanced Hybrid Switching-Frequency Modulation Strategy for Fuel Cell Vehicle Three-Level DC-DC Converters with Quasi-Z Source

Energies, 2018
For fuel cell vehicles, the fuel cell stack has a soft output characteristic whereby the output voltage drops quickly with the increasing output current. In order to interface the dynamic low voltage of the fuel cell stack with the required constant high
Yun Zhang, Jilong Shi, Chuanzhi Fu, Wei Zhang, Ping Wang, Jing Li, Mark Sumner   +6 more
doaj   +1 more source

Analysis and Investigation of Hybrid DC–DC Non-Isolated and Non-Inverting Nx Interleaved Multilevel Boost Converter (Nx-IMBC) for High Voltage Step-Up Applications: Hardware Implementation

IEEE Access, 2020
In significant cases, the generated voltage needs to be step-up with high conversion ratio by using the DC-DC converter as per the requirement of the load. The drawbacks of traditional boost converter are it required high rating semiconductor devices and
Mahajan Sagar Bhaskar, Dhafer J. Almakhles, Sanjeevikumar Padmanaban, Frede Blaabjerg, Umashankar Subramaniam, Dan M. Ionel   +5 more
doaj   +1 more source

Dielectric relaxation and Charge trapping characteristics study in Germanium based MOS devices with HfO2 /Dy2O3 gate stacks

, 2011
In the present work we investigate the dielectric relaxation effects and charge trapping characteristics of HfO2 /Dy2O3 gate stacks grown on Ge substrates.
Evangelou, E . K., Rahman, M. Shahinur
core   +1 more source

High-Gain Switched-Capacitor DC-DC Converter With Low Count of Switches and Low Voltage Stress of Switches

IEEE Access, 2021
This paper presents a novel concept of a high-voltage-gain DC-DC converter. The converter is made up of switched capacitors and passive resonant branches. A significant reduction in the count of switches and low voltage stress on the switches is achieved
Robert Stala, Maciej Chojowski, Zbigniew Waradzyn, Andrzej Mondzik, Szymon Folmer, Adam Penczek, Aleksander Skala, Stanislaw Pirog   +7 more
doaj   +1 more source

Degradation and breakdown characteristics of thin MgO dielectric layers [PDF]

, 2010
MgO has been suggested as a possible high-k dielectric for future complementary metal-oxide semiconductor processes. In this work, the time dependent dielectric breakdown (TDDB) characteristics of 20 nm MgO films are discussed.
Degraeve R., Greg Hughes, Krishnan A. T., Patrick Casey, Robert O’Connor, Simon B. Newcomb   +5 more
core   +1 more source

Bistable non-volatile elastic membrane memcapacitor exhibiting chaotic behavior

, 2011
We suggest a realization of a bistable non-volatile memory capacitor (memcapacitor). Its design utilizes a strained elastic membrane as a plate of a parallel-plate capacitor.
Martinez-Rincon, J., Pershin, Y. V.
core   +1 more source

Single-Switch Soft-Switched High Voltage Gain Converter With Low Voltage Stress and Continuous Input Current

IEEE Open Journal of Power Electronics
This paper introduces a soft-switched high step-up converter applicable to photovoltaic systems. In the proposed topology, to further improve the voltage gain and reduce the components voltage stress, coupled inductors and voltage multiplier cell (VMC ...
Mohammad Reza Gholami, Siamak Khalili, Hosein Farzanehfard, Ehsan Adib, Hani Vahedi   +4 more
doaj   +1 more source

A High Gain Two-Winding Switched Coupled-Inductor Network

International Transactions on Electrical Energy Systems, 2022
Summary. This paper proposes a new high-gain quasi-Z-source network (qZSN) with a switched-coupled-inductor (SCL). By employing a two-winding SCL within the impedance network, the proposed topology offers high voltage gains with relatively low shoot ...
Mehran Moslehi Bajestan, Saeed Sharifi, Mohammad Ali Shamsinejad   +2 more
doaj   +1 more source