Results 21 to 30 of about 11,239,825 (295)

Generalized diamond‐type single DC‐source switched‐capacitor based multilevel inverter with step‐up and natural voltage balancing capabilities

IET Power Electronics, 2021
This paper proposes a diamond‐shaped high step‐up switched‐capacitor based basic multilevel inverter topology. The basic switched‐capacitor (SC) stage consists of 2 active switches, 2 diodes, and 2 capacitors.
Saeid Deliri, Kazem Varesi, Yam P. Siwakoti, Frede Blaabjerg   +3 more
doaj   +1 more source

Optimization of voltage doublers for energy harvesting applications [PDF]

, 2013
Energy harvesting is increasingly enabling the expansion of wireless sensor networks in challenging applications by replacing batteries in low power sensors. Many forms of energy harvester suffer from low output voltage which can be partially compensated
Judd, Martin, Roscoe, Nina
core   +3 more sources

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

Voltage calculation on low voltage feeders with distributed generation [PDF]

, 2014
Includes bibliographical references.The increasing levels of greenhouse gas emission and the continued depletion of fossil fuels have been the driving factors for power utilities to utilize renewable energy sources for power generation.
Namanya, Emmanuel
core   +1 more source

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

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

Frequency Compensation of High-Speed, Low-Voltage CMOS Multistage Amplifiers [PDF]

, 2013
Aamir SA, Harikumar P, Wikner JJ. Frequency Compensation of High-Speed, Low-Voltage CMOS Multistage Amplifiers. In: 2013 IEEE International Symposium on Circuits and Systems (ISCAS2013).
Syed Ahmed Aamir, Wikner, Jacob J,, Harikumar, Prakash,, Wikner, Jacob J., Prakash Harikumar, J. Jacob Wikner, Aamir, Syed Ahmed, Harikumar, Prakash, Ahmed Aamir, Syed,   +8 more
core   +1 more source

Diagnosis of Multiple-Voltage Design with Bridge Defect [PDF]

, 2009
Multiple voltage is an effective dynamic power reduction design technique commonly used in low-power ICs. To the best of our knowledge, there is no reported work for diagnosing multiple-voltage enabled ICs, and the aim of this paper is to propose a ...
Reddy, Sudhakar M., Harrod, Peter, Khursheed, Syed Saqib, Al-Hashimi, Bashir, S.M. Reddy, Al-Hashimi, Bashir M, S. Khursheed, B.M. Al-Hashimi, Khursheed, Saqib, P. Harrod, Reddy, Sudhakar M   +10 more
core   +2 more sources

Two-switch Step-down Converter with Low Switch Voltage Stress

Majlesi Journal of Electrical Engineering
The current research introduces an enhanced buck converter. The introduced converter improves the performance of similar converters thanks to causing lower switch voltage stress, higher efficiency and fewer number of elements.
Sharareh Bashirazami, Mohammad Reza Amini, Ehsan Adib, Majid Delshad   +3 more
doaj   +1 more source

Presentation, Analysis and Comparison of New Single-Switch High Step-up dc-dc Converters with Low Voltage Stress on the switch [PDF]

مجله مدل سازی در مهندسی, 2019
The conventional boost and buck boost converter have low voltage gain. The voltage gain of the conventional converters is limited considering the issues such as parasitic resistance and because of this issues, high step up dc-dc converter must be used ...
mohammad reza banaei, hossein ajdarfaeghi bonab   +1 more
doaj   +1 more source