Results 21 to 30 of about 9,068,525 (239)

The Construction of the Professional Dictionary of Relay Protection Defect Text in a Regional Power Grid and Its Natural Language Characteristics Analysis

open access: yesZhongguo dianli, 2023
Massive defect text data of relay protection devices is lack of data mining based on professional dictionary. It cannot provide sufficient support for grading, diagnosing, and eliminating relay protection defects, thus unable to meet efficient operation ...
Zhongshuo LIU   +7 more
doaj   +1 more source

2010 Renewable Energy Data Book [PDF]

open access: yes, 2011
This Renewable Energy Data Book for 2010 provides facts and figures on energy in general, renewable electricity in the United States, global renewable energy development, wind power, solar energy, geothermal power, biopower, hydropower, advanced water ...
Gelman, R., R. Gelman
core   +1 more source

Shielding Effectiveness Analysis of the Conducting Spherical Shell With a Circular Aperture Against Low Frequency Magnetic Fields

open access: yesIEEE Access, 2020
In this paper, an analytical model is presented to calculate the low frequency magnetic shielding effective (SE) of the spherical shell with a circular aperture and finite conductivity.
Xiaochen Yang   +4 more
doaj   +1 more source

A New Technology Applied to Power System Stability Control: Phase Sequence Exchange Technology

open access: yesIEEE Access, 2019
AC transmission systems are often affected by stability issues. During the design phase of such systems, their ability to cope with the various kinds of disturbance is taken into consideration, however, sudden large disturbances may still result in power
Shaofeng Huang   +3 more
doaj   +1 more source

Analysis of Sub-Synchronous Band Oscillation in a DFIG System With Non-Smooth Bifurcation

open access: yesIEEE Access, 2019
With the interconnection of large-scale wind power, the sub-synchronous oscillation (SSO) which is mainly analyzed by the local small-signal method occurs in many power grids.
Ancheng Xue   +3 more
doaj   +1 more source

Magnetic circuit decomposition model and novel inner‐turn fault protection scheme for shunt reactor with auxiliary windings

open access: yesIET Generation, Transmission & Distribution, 2023
Shunt reactor with auxiliary windings (SRAW) can compensate inductive reactive power for long‐distance transmission lines and supply steady power for low‐voltage devices on offshore platforms.
Tao Zheng, Haoyu Tian, Lingkun Meng
doaj   +1 more source

Transient Frequency Stability Emergency Control for the Power System Interconnected With Offshore Wind Power Through VSC-HVDC

open access: yesIEEE Access, 2020
For the power system interconnected with the large-scale offshore wind power through VSC-HVDC, such as SZ power grid, it may be engaged with transient frequency stability and lack of related control due to the randomness, fluctuation and intermittence of
Ancheng Xue   +5 more
doaj   +1 more source

Integrating Variable Renewable Energy in Electric Power Markets: Best Practices from International Experience, Summary for Policymakers [PDF]

open access: yes, 2012
Many countries -- reflecting very different geographies, markets, and power systems -- are successfully managing high levels of variable renewable energy on the electric grid, including that from wind and solar energy.
Heeter, J.   +3 more
core   +1 more source

Integrating Variable Renewable Energy in Electric Power Markets: Best Practices from International Experience [PDF]

open access: yes, 2012
Many countries -- reflecting very different geographies, markets, and power systems -- are successfully managing high levels of variable renewable energy on the electric grid, including that from wind and solar energy.
Heeter, J.   +3 more
core   +1 more source

Projected Benefits of Federal Energy Efficiency and Renewable Energy Programs: FY 2005 Budget Request

open access: yes, 2004
The Office of Energy Efficiency and Renewable Energy (EERE) of the U.S. Department of Energy (DOE) leads the Federal Government's efforts to provide reliable, affordable, and environmentally sound energy for America, through its 11 research, development,
Laboratory, National Renewable Energy
core   +1 more source

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