Results 21 to 30 of about 251,218 (166)

Dynamic Response of Multitower Suspension Bridge Deck Pavement under Random Vehicle Load

open access: yesAdvances in Materials Science and Engineering, 2021
Recently, the multitower suspension bridge has been widely used in long-span bridge construction. However, the dynamic response of the deck and pavement system of the multitower suspension bridge under random vehicle load is still not clear, which is of ...
Chenchen Zhang   +3 more
doaj   +1 more source

Design and experimental evaluation of a single-stage AC/DC converter with PFC and hybrid full-bridge rectifier

open access: yesEngineering Science and Technology, an International Journal, 2018
This paper presents design and experimental evaluation of a single-stage AC/DC converter with PFC and hybrid full-bridge rectifier for supplying LED streetlight. The proposed converter consisted of one LLC resonant tank, two boost circuits and one shared
Nor Azura Samsudin   +2 more
doaj   +1 more source

AC-DC PFC Converter Using Combination of Flyback Converter and Full-bridge DC-DC Converter

open access: yesEmitter: International Journal of Engineering Technology, 2014
This paper presents a combination of power factor correction converter using Flyback converter and Full-bridge dc-dc converter in series connection. Flyback converter is operated in discontinuous conduction mode so that it can serve as a power factor ...
Moh. Zaenal Efendi   +4 more
doaj   +3 more sources

Using full bridge model to develop analytical fragility curves for typical concrete bridge piers

open access: yesGrađevinar, 2018
This study shows the effect of various numerical models on the development of analytical fragility curves for bridge piers. Two distinct models are compared: model with a single degree of freedom, and the proposed full bridge model.
Nadjib Hemaidi Zourgui   +2 more
doaj   +1 more source

Perancangan Sistem Charger Otomatis pada Pembangkit Listrik Tenaga Surya

open access: yesTechne, 2015
Salah satu sumber energi terbarukan adalah solar cell yang menggunakan energi sinar matahari yang dapat digunakan untuk sistem pembangkit tenaga surya. Untuk mendukung kerja sistem pembangkit, sebelum energi listrik keluaran solar cell digunakan, perlu ...
Muhammad Amiruddin
doaj   +1 more source

Hybrid-Frequency Cascaded Full-Bridge Solid-State Transformer

open access: yesIEEE Access, 2019
Modular solid-state transformers (SSTs) are suitable for various voltage- and power-level applications. State-of-the-art modular-SST topologies contain a considerable quantity of high-frequency transformers (HFTs) and power switches, thereby increasing ...
Xueyin Zhang   +4 more
doaj   +1 more source

Full-Bridge Diode-Clamped Four-Level Symmetric Switching Converter

open access: yesIEEE Access, 2023
In this paper, we propose a novel full-bridge (FB) diode-clamped four-level symmetric switching converter. Multi-neighboring reference vector discontinuous PWM (MNRV DPWM) for FB topology was implemented using a symmetric half-bridge (HB)-based control ...
Min-Sup Song, Jaewon Kim, Jae-Bum Lee
doaj   +1 more source

Research on modeling of modified phase-shifted full-bridge DC/DC converters

open access: yesDianzi Jishu Yingyong, 2018
To overcome the shortcomings of the full-bridge DC/DC converter topology for on-board charger, an improved phase-shifted full-bridge converter topology is suggested,and its working principle is analyzed when it operates in the discontinuous current mode ...
Cui Chao   +3 more
doaj   +1 more source

A switching control method based on a new model considering parasitic capacitance for LLC

open access: yesFrontiers in Energy Research, 2023
LLC converters are used for linking renewable energy and smart grids. However, the output is higher than the reference caused by its own characteristics, especially in the light load, and the output is limited.
Yetong Han, Dazhong Ma, Qingpeng An
doaj   +1 more source

Research of control strategies of MMC based on full bridge sub-modules

open access: yesThe Journal of Engineering, 2019
Although full bridge sub-module topologies require more power devices than half bridge topology, it can offer flexible control of positive, negative, and zero voltage output characteristics.
Jianpo Zhang   +2 more
doaj   +1 more source

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