Results 21 to 30 of about 528,114 (251)

Operational reliability evaluation of power system considering meteorological impacts

open access: yes电力工程技术, 2023
Meteorological factors have an impact on the operating temperature of line, and the operating temperature of line is closely related to line impedance and fault outage rate.
CHEN Fan   +4 more
doaj   +1 more source

Temperature Overloads in Power Grids Under Uncertainty: a Large Deviations Approach [PDF]

open access: yes, 2019
The advent of renewable energy has huge implications for the design and control of power grids. Due to increasing supply-side uncertainty, traditional reliability constraints such as strict bounds on current, voltage and temperature in a transmission ...
Nair, Jayakrishnan   +2 more
core   +2 more sources

Prediction in Photovoltaic Power by Neural Networks [PDF]

open access: yes, 2017
The ability to forecast the power produced by renewable energy plants in the short and middle term is a key issue to allow a high-level penetration of the distributed generation into the grid infrastructure. Forecasting energy production is mandatory for
Altilio, Rosa   +3 more
core   +1 more source

An accurate equivalence method of distribution system for transmission system operational reliability assessment

open access: yesEnergy Reports, 2023
In the modern power system, the uncertainty on the power supply and electrical load will aggravate the volatility in the transmission system. Therefore, the accurate operational reliability evaluation of the transmission system is very important to ...
Gang Han   +5 more
doaj   +1 more source

Power Supply Reliability Analysis of Distribution Systems Considering Data Transmission Quality of Distribution Automation Terminals

open access: yesEnergies, 2023
A distribution automation system is the integration of physical power distribution systems and information systems. Its information system guarantees the safe operation and reliable power supply of physical systems by monitoring, collecting and ...
Fengzhang Luo, Nan Ge, Jing Xu
doaj   +1 more source

Numerical calculation and experimental research on the ship dynamics of the fluid–structure interaction

open access: yesAdvances in Mechanical Engineering, 2018
Accurate predictive method for ship dynamic is a keynote precondition for structural design and an important consideration for strength evaluation. A wave-ship coupling model focusing on the estimating of ship dynamics is numerically established to solve
Qianwen Huang, Xinping Yan, Cong Zhang
doaj   +1 more source

A Framework for Transmission Planning in a Competitive Electricity Market [PDF]

open access: yes, 2005
In this paper, a framework for optimal transmission system expansion planning in a competitive electricity market environment has been proposed. Open access transmission has created a deregulated power market and brought new challenges to system planning.
Dong, Z. Y., Lu, M., Saha, T. K.
core   +1 more source

Research progress on coal mine laser methane sensor [PDF]

open access: yes, 2019
This paper discusses the research progress of low-power technology of laser methane sensors for coal mine. On the basis of environment of coal mines, such as ultra-long-distance transmission and high stability, a series of studies have been carried out ...
Grattan, K. T. V.   +10 more
core   +1 more source

A bi-level operational reliability evaluation model for power systems considering economic dispatch and demand response

open access: yesInternational Journal of Electrical Power & Energy Systems
The increasing deregulation and integration of renewable energy are contributing to growing uncertainties in the power systems. The main uncertainties include the equilibrium game process among different stakeholders, the uncertainty of renewable ...
Congcong Pan   +6 more
doaj   +1 more source

Monitoring of excessive deformation of steel structure Extra-High Voltage pylons [PDF]

open access: yes, 2017
Reliability and security of a power transmission depends on the state of the power grid and mainly on the state of the Extra-High Voltage pylons. The paper deals with deformation analysis of existing steel structure of selected Extra-High Voltage pylons ...
Hendrych, Jakub   +4 more
core   +2 more sources

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