Results 51 to 60 of about 1,321,658 (181)

A new switched-capacitor boost-multilevel inverter using partial charging [PDF]

open access: yes, 2007
In this brief, a new switched-capacitor-boost-multilevel (SCBM) inverter is proposed and implemented. This inverter possesses the distinct features of both voltage boost up and near-sinusoidal staircase output voltage.
Chau, KT, Chan, MSW
core   +1 more source

Digital Transformation of Supply Chains and Corporate Green Resilience: Evidence From China's Supply Chain Innovation and Application Pilot Cities

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Amid growing environmental pressures and sustainability challenges, understanding how institutional reforms enhance firms' ability to cope with green‐related disruptions is of substantial importance. Exploiting China's Supply Chain Innovation and Application Pilot Cities as a quasi‐natural experiment, this study investigates the impact of ...
Jiaxin Wang, Jiacheng Liu
wiley   +1 more source

Greenhushing and Reputational Threat: Theory and Evidence

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Motivated by the importance of credible sustainability disclosure and concerns about reputational risk, this study investigates greenhushing—the deliberate under‐communication of strong corporate sustainability performance. As stakeholders increasingly demand transparent and reliable ESG disclosures, firms face a strategic dilemma: how to ...
Keith Jin Deng Chan   +2 more
wiley   +1 more source

Improved switched-inductor quasi-switched-boost inverter with low input current ripple

open access: yes2015 56th International Scientific Conference on Power and Electrical Engineering of Riga Technical University (RTUCON), 2015
The quasi-switched-boost inverter is an alternative to the quasi-Z-Source inverter. Its passive component number is two times smaller but it contains two additional semiconductor components. Earlier the switched-inductor cell was applied in this topology to enhance dc voltage gain at the cost of high input current ripple.
Andrii Chub   +3 more
openaire   +2 more sources

Switched-Capacitor-Inductor Active-Switched Boost Inverters with High Boost Ability

open access: yes, 2021
This paper proposes a novel topology, named the switched-capacitor-inductor active-switched boost inverter (SCL-ASBI), based on a switched boost inverter (SBI).
전태원   +2 more
core   +1 more source

Voltage Source Multi Switched Capacitor Boost and Buck-Boost High Gain DC-DC Converters [PDF]

open access: yes, 2017
—This paper presents dc-dc converters based on multi switched capacitor cells for high boost. The essence in a grid connected micro-inverter is dc-dc converter; it is employed to boost the low PV voltage, which varies from 35-45 VDC in order to increase ...
Che, Hang Seng   +3 more
core   +4 more sources

Open-Circuit Fault-Tolerant Method for Half-Bridge Switches of Three-Level Quasi-Switched Boost T-Type Inverter to Improve Voltage Gain

open access: yesIEEE Access
The three-level quasi-switched boost T-type inverter (3L-qSBT2I) can feature buck-boost operating and shoot-through (ST) immunity with high voltage gain and low component voltage rating.
Duc-Tri Do   +2 more
doaj   +1 more source

Low‐Dimensional Materials and Van Der Waals Heterostructures for Energy Application: A Comprehensive Review

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Low‐dimensional materials (0D, 1D, and 2D) exhibit unique electronic and physicochemical properties, enabling advanced nanoelectronic and optoelectronic devices. Mixed‐dimensional heterostructures combine these materials to enhance functionality.
Qaisar Alam   +3 more
wiley   +1 more source

Smart Functional Hydrogels: Emerging Platforms for Thermal and Electrochemical Energy Harvesting and Conversion Systems

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
The hydrogel exhibits versatile functions, including efficient thermogalvanic conversion under a temperature difference, and acting as a cooling layer/forming a thermally conductive nanoactive composite for thermovoltaic conversion. Additionally, its self‐healing and self‐powered flexibility play a key role in energy storage systems. The growing demand 
Eunah Kang
wiley   +1 more source

Single-Phase Boost Switched-Capacitor Based Multilevel Inverter Topology with Reduced Switching Devices

open access: yes, 2022
Single-Phase Boost Switched-Capacitor Based Multilevel Inverter Topology with Reduced Switching ...
M Rawa (13400076)   +7 more
core  

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