Results 11 to 20 of about 1,990,014 (344)

Single-carrier transmission scheme for extracting characteristic parameters of 32-Point 6PolSK-QPSK

open access: yesEURASIP Journal on Advances in Signal Processing, 2022
Six polarization-shift keying quadrature phase shift keying (6PolSK-QPSK) signal modulation format is formed by different representations of QPSK. A variety of satisfactory single-carrier transmission schemes have been implemented in 24-Point 6PolSK-QPSK.
Yupeng Li   +7 more
doaj   +1 more source

Application of knowledge graph in power system fault diagnosis and disposal: A critical review and perspectives

open access: yesFrontiers in Energy Research, 2022
Knowledge graph (KG) has good knowledge expression ability and interpretation, and its application to power system fault diagnosis and disposal can effectively integrate data of the whole life cycle of equipment and form a novel knowledge-driven ...
Qian Chen   +5 more
doaj   +1 more source

Fault case analysis and simulation research of neutral-bus arresters multi-column parallel connected in converter station

open access: yesThe Journal of Engineering, 2018
High-voltage DC arrester is one of the key equipment for overvoltage protection of ultra-high voltage DC (UHVDC) transmission system. This device plays a decisive role in the insulation level of the whole process.
Dianlang Wang   +10 more
doaj   +1 more source

Replacing Construction Technology of Corroded Ground Wire of 500 kV Line Across Three 220 kV Transmission Lines in the Same Gear

open access: yes南方能源建设, 2022
[Introduction] With the increase of operation time of overhead transmission lines and the aggravation of aging and corrosion of equipment, the rusted ground wire replacement is significantly increased. Due to the large cross span of overhead transmission
ZHAO Gang   +4 more
doaj   +1 more source

An on-line training radial basis function neural network for optimum operation of the UPFC [PDF]

open access: yes, 2010
The concept of Flexible A.C. Transmission Systems (FACTS) technology was developed to enhance the performance of electric power networks (both in steady-state and transient-state) and to make better utilization of existing power transmission facilities ...
Chen   +10 more
core   +3 more sources

Mayfly Optimization Algorithm–Based PV Cell Triple-Diode Model Parameter Identification

open access: yesFrontiers in Energy Research, 2022
The maximum power output and control optimization analysis of photovoltaic (PV) systems are based on accurate and reliable PV cell parameter identification. However, its difficult problems such as high nonlinearity and multimodality have become obstacles
Nuo Chen   +5 more
doaj   +1 more source

On the Normalization of the QSO's Lyman alpha Forest Power Spectrum

open access: yes, 2001
The calculation of the transmission power spectrum of QSO's Lyman alpha absorption requires two parameters for the normalization: the continuum Fc and mean transmission, i.e. average of e^{-tau}.
Bi, Hongguang   +2 more
core   +1 more source

Intelligent Equipment Scheduling Optimization Model for Transmission Lines Based on Improved BFO Algorithm

open access: yesEAI Endorsed Transactions on Energy Web
INTRODUCTION: In modern power systems, the optimization of intelligent equipment scheduling for transmission lines is a key task. OBJECTIVES: To improve the effectiveness of scheduling optimization, this study introduces an intelligent equipment ...
Wulue Zheng   +5 more
doaj   +1 more source

Can Distribution Grids Significantly Contribute to Transmission Grids' Voltage Management?

open access: yes, 2016
Power generation in Germany is currently transitioning from a system based on large, central, thermal power plants to one that heavily relies on small, decentral, mostly renewable power generators.
Auer, Sabine   +4 more
core   +1 more source

Transmission Power Measurements for Wireless Sensor Nodes and their Relationship to the Battery Level [PDF]

open access: yes, 2005
In this work we focus on the new generation EYESIFXv2 [1] wireless sensor nodes by carrying out experimental measurements on power related quantities.
Bellettini, C.   +5 more
core   +2 more sources

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