Results 31 to 40 of about 322,818 (215)

Calculation of main circuit steady state parameters for S-MTDC transmission systems

The Journal of Engineering, 2019
Multi-terminal high voltage direct current (MTDC) has many features including multiple sending ends, multiple receiving ends, and high transmission capacity. These make it highly competitive in both technical and economic terms.
Shiyou Yu, Jun Wen, Jiaqi Li, Helin Liu
doaj   +1 more source

The analysis of molten salt energy storage mode with multi-steam sources heating in thermal power unit peak shaving operation

Scientific Reports
A 350 MW cogeneration unit was selected as the research object to investigate a molten salt energy storage system. Key evaluation indicators, including peak shaving capacity, thermal efficiency, equivalent round-trip efficiency, and comprehensive coal ...
Lin-kui Feng, Yao-fei Feng, Ke Lu, Ping Wang, Kai Zhao, Zhi-de Gu, Yan-nan Ren, Sheng-lu Xie   +7 more
doaj   +1 more source

Fully Isolated Quad-Port Electric Energy Routing Converter with Medium- and High-Voltage Grid Connection Capability

Journal of Engineering, 2022
Aiming at the demand for medium- and high-voltage port access capability in energy router, this study proposes a quad-port DC/DC converter topology scheme based on modular multilevel converter (QP-M2DC). Compared with the traditional multiterminal energy
Guanglin Sha, Qing Duan, Wanxing Sheng, Yao Zhang, Chunyan Ma, Caihong Zhao, Yan Zhao, Zhe Liu, Jiaxun Teng   +8 more
doaj   +1 more source

The state diagnosis method of metal enclosed gas insulation complete equipment based on deep learning algorithms

Mechanics & Industry
The reliable operation of metal-enclosed gas-insulated equipment is crucial to high-voltage power systems, and accurate diagnosis of its status is the key to ensuring safe and efficient operation of the power grid.
Wang Jiayi, Zhou Dianbo, Fang Yuan, Long Zhenze, He Yuhang, Luo Xinyu, Zou Yang   +6 more
doaj   +1 more source

The analysis of overheat failure for 220 kV voltage transformer with live detection

The Journal of Engineering, 2018
Temperature measurement is critical for fault detection in electrical equipment. Non-contact infrared temperature measurement, with its fast, accurate, convenient, long life, and other advantages, has been widely used in the power grid.
Chi Dan-yi, Huang Fucun, Sui Dong-peng, Geng Li-na, Zhao Dan   +4 more
doaj   +1 more source

Study on a small‐signal analysis method for PMSG considering LVRT control and frequency regulation

IET Generation, Transmission & Distribution, 2022
In a high proportion of new energy grids or a 100% new energy source of power grid, the dynamic performance of PMSG under fault conditions is very important.
Fan Xiao, Yongjun Xia, Kanjun Zhang, Hengxuan Li, Kun Chen, Peng Li   +5 more
doaj   +1 more source

Fast Open Circuit Voltage Estimation of Lithium-Ion Batteries Using a Relaxation Model and Genetic Algorithm

IEEE Access, 2022
Battery Open Circuit Voltage (OCV) is of fundamental characteristic for enabling battery modeling and states estimation. However, the traditional OCV measurement method takes a very long time to make the battery reaches its equilibrium, which is rather ...
Yimin Qian, Jian Zheng, Kai Ding, Hui Zhang, Qiao Chen, Bei Wang, Yi Wang, Zengrui Huang   +7 more
doaj   +1 more source

Optimal Allocation of Generalized Power Sources in Distribution Network Based on Multi-Objective Particle Swarm Optimization Algorithm

MATEC Web of Conferences, 2017
Optimal allocation of generalized power sources in distribution network is researched. A simple index of voltage stability is put forward. Considering the investment and operation benefit, the stability of voltage and the pollution emissions of ...
Li Ran, Yuan Jingwei, Song Yundong, Yang Yingxuan, Meng Tao   +4 more
doaj   +1 more source

Modelling and Simulation of All-Electric Machines and Renewable Electric Power Systems in Agricultural Operations [PDF]

, 2021
Felix Klabunde, Christian Reinhold, Bernd Engel   +2 more
openalex   +1 more source

Research on Fault Diagnosis Optimization of Intelligent Acquisition Terminal [PDF]

E3S Web of Conferences, 2019
Intelligent acquisition terminal is an important medium for power users to collect electric energy data and load data. It realizes centralized collection of electricity information through local and remote communication technology.
Liu Xinran, Kang Liyan, Shang Ying, Sun Lina, Li Zhongcheng, Wu Qiutong, Zhang Muxin, Wang Hecheng   +7 more
doaj   +1 more source