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A mixed integer linear programming model for unit commitment of thermal plants with peak shaving operation aspect in regional power grid lack of flexible hydropower energy

Energy, 2019
Recently, the booming electricity demand and intermittent energy has sharply increased the peak shaving pressure in China. However, for a majority of regional power grids in China, the installed capacity of flexible energy (like hydropower and pumped ...
Zhong-kai Feng   +4 more
semanticscholar   +1 more source

Hydropower system operation stability considering the coupling effect of water potential energy in surge tank and power grid

Renewable Energy, 2019
This paper aims to study the hydropower system operation stability considering the coupling effect of water potential energy in surge tank and power grid. Firstly, the mathematical formulation for hydropower system with surge tank that connected to power
Wencheng Guo, Zhiyuan Peng
semanticscholar   +1 more source

3D power grid modeling

Proceedings of the 2004 11th IEEE International Conference on Electronics, Circuits and Systems, 2004. ICECS 2004., 2005
The paper describes on-chip 3D power grid (PG) modeling for high performance CPU designs. We show that for high frequencies (above 1 GHz) it is necessary to use the full RLM PG model with extracted partial self and mutual conductors' inductances, rather than resistive R or RL models.
Larissa Zlydina, Yoad Yagil
openaire   +1 more source

Non-Gaussian power grid frequency fluctuations characterized by Lévy-stable laws and superstatistics

Nature Energy, 2018
Multiple types of fluctuations impact the collective dynamics of power grids and thus challenge their robust operation. Fluctuations result from processes as different as dynamically changing demands, energy trading and an increasing share of renewable ...
B. Schäfer   +4 more
semanticscholar   +1 more source

Fast power grid simulation

Proceedings of the 37th conference on Design automation - DAC '00, 2000
The decrease in feature size and added chip functionality in large sub-micron integrated circuits demand larger grids for power distribution. Since power grids are performance limiting factors [1, 2, 3], then their analysis is important in order to (1) predict the performance and (2) improve the performance if necessary. Thus, there is a clear need for
Sani R. Nassif, Joseph N. Kozhaya
openaire   +1 more source

High Tc for the power grid

Nature Materials, 2007
Numerous prototypes of electric power devices based on high-temperature superconductors have been successfully demonstrated. Materials research over the next decade will improve cost-performance and accelerate commercialization.
openaire   +2 more sources

Design of Power Decoupling Strategy for Single-Phase Grid-Connected Inverter Under Nonideal Power Grid

IEEE transactions on power electronics, 2019
Because a single-phase inverter has a power coupling between the dc bus and the ac side, the dc bus always requires large electrolytic capacitors for the power decoupling.
Kuan-Pin Huang, Yu Wang, R. Wai
semanticscholar   +1 more source

The path of the smart grid -the new and improved power grid

2016 International Smart Grid Workshop and Certificate Program (ISGWCP), 2016
Smart Grid Technology, a reasonable move in modern Power System, assures coveted resiliency, consistency, and the utmost efficiency of the entire Grid System utilizing renewable energy sources such as solar, wind, geothermal, and ocean energy by integrating on-site generation strategies.
Hossain, Eklas   +2 more
openaire   +2 more sources

Our Fragile Power Grid

IEEE Internet Computing, 2016
Centralized power generation and widespread distribution contribute to major vulnerabilities for US energy. To ensure secure power grid systems for the future, engineers face daunting challenges: How can they rethink the design of monitoring and control systems that are more robust and localized, while also working with more renewable resources and ...
openaire   +1 more source

On-die power grids

Proceedings of the 47th Design Automation Conference, 2010
Power grids with die-scale dimensions operate in a transient manner that is difficult to predict compared to larger power grids. Given a single excitation and a detailed model one can come to understand the dynamic effects occurring inside the die in terms of localized voltage droop scenarios.
openaire   +1 more source

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