Results 1 to 10 of about 25,665 (265)

State monitoring of switching power supply in power system based on time series voltage waveform and image analysis

Electronics Letters, 2023
The switching power supply is widely used in the secondary equipment of the power grid. The failure of the switching power supply will cause the protection device to malfunction, leading to a risk of large‐scale power failure.
Longxing Jin, Weiguo Yu, Shixiang Wang, Jin Li, Anlong Zhang   +4 more
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Design of 200 W full digital switching power supply

Dianzi Jishu Yingyong, 2019
By using a bridgeless PFC and a half-bridge LLC resonant converter as the main conversion topology of the digital switching power supply, the all-digital control PFC and DC-DC converter based on the STM32 series of microcontrollers, firstly the digital ...
Rao Gang, Wang Wei
doaj   +1 more source

Design of a mine-used switching power supply

Gong-kuang zidonghua, 2018
For problems of existing mine-used switching power supply such as large harmonic current, low power factor and so on, a mine-used switching power supply was designed by use of technologies of active power factor correction and resonant soft switching ...
LIN Yin
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A Novel Model of Electromechanical Contactors for Predicting Dynamic Characteristics

Energies, 2021
To ensure the reliability of power supply, a dual power supply structure appears in the power distribution system. Power supply switching is a complex physical process. This paper presents a novel model of electromechanical contactors.
Gongrun Wang, Yongxing Wang, Lifan Zhang, Shutian Xue, Enyuan Dong, Jiyan Zou   +5 more
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A Single-Stage High Power Factor Power Supply for Providing an LED Street-Light Lamp Featuring Soft-Switching and Bluetooth Wireless Dimming Capability

Energies, 2021
Light-emitting diode (LED) has the characteristics of environmental protection and energy saving, having become the lighting source of a new generation of street-light lamps.
Chun-An Cheng, Hung-Liang Cheng, Chien-Hsuan Chang, En-Chih Chang, Wei-Shiang Hung, Chin-Chih Lai, Long-Fu Lan   +6 more
doaj   +1 more source

Research and implementation of double-tube flyback auxiliary power supply with high-voltage and wide-range input

Dianzi Jishu Yingyong, 2018
According to power supply requirements of power electronic converter with high-voltage and wide-range input，a double-tube flyback auxiliary switching power supply was designed. The operation principle of the double-tube flyback converter was analyzed. In
Feng Baogang, Zhang Lanhong, Lu Guangping   +2 more
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Robust control strategies for a two‐stage soft‐switching heating power supply of silicon growth furnace

IET Power Electronics, 2022
As a key element of the silicon growth furnace, the heating power supply plays an important role to form the required thermal field for mono‐silicon growth.
Xin Guo
doaj   +1 more source

State Orient Power Adaption and Switching Model for Remote Monitoring Systems [PDF]

E3S Web of Conferences
The problem of power adaption in remote monitoring system is well studied. There exists number of approaches to handle the problem. However, they suffer to achieve higher performance in power adaption and switching.
Vij Priya, Divya
doaj   +1 more source

Anti-strong Magnetic Interference Technology of Intelligent Miniature Circuit Breaker

Zhongguo dianli, 2020
Aiming at the problem that the intelligent micro-circuit breaker is prone to misoperation and miss trip under strong magnetic interference, the intelligent micro-circuit breaker control system, DC motor, switching power supply and other related modules ...
Dezhi XIONG, Xiangqun CHEN, Wenwen LI, Xiaoping LIU, Maotao YANG, Baoliang ZHANG   +5 more
doaj   +1 more source

Secure and trusted sharing mechanism of private data for Internet of Things

High-Confidence Computing
In recent years, the rapid development of Internet of Things (IoT) technology has led to a significant increase in the amount of data stored in the cloud.
Mengyuan Li, Shaoyong Guo, Wenjing Li, Ao Xiong, Xiaoming Zhou, Jun Qi, Feng Qi, Dong Wang, Da Li   +8 more
doaj   +1 more source