Results 1 to 10 of about 824,800 (193)

Reactive Power Planning for Regional Power Grids Based on Active and Reactive Power Adjustments of DGs [PDF]

open access: yesEnergies, 2018
To deal with extreme overvoltage scenarios with small probabilities in regional power grids, the traditional reactive power planning model requires a huge VAR compensator investment. Obviously, such a decision that makes a large investment to cope with a
Yangwu Shen   +5 more
doaj   +3 more sources

Strong misalignment tolerance wireless power transfer with active adjustment of magnetic shielding

open access: yesAIP Advances
The variation of mutual-inductance is the essential reason for fluctuation of transmission power and efficiency during wireless power transfer (WPT) misalign.
Zhongyu Dai   +4 more
doaj   +2 more sources

Fast transient control for power adjustment in a dual‐active‐bridge converter

open access: yesElectronics Letters, 2017
A transient control for a dual‐active‐bridge (DAB) dc/dc converter to realise power adjustment in a fast and smooth way is proposed. The converter is able to transfer power between two dc sources with two phase‐shifts as control variables.
Xiaodong Li, Chuan Sun
exaly   +2 more sources

Research and Design of a Monitoring Device for Distributed Photovoltaic Power Station

open access: yesZhejiang dianli, 2022
A monitoring device for distributed photovoltaic power stations has been developed to diminish the impact of intermittent and random power generation on the grid voltage and frequency. Firstly, the basic principle of the device and the design of hardware
GAN Wen   +7 more
doaj   +1 more source

Potential of individual heat pumps for renewable energy storage in Smart Grid [PDF]

open access: yesE3S Web of Conferences, 2019
Ever-increasing power market and environmental policy enforce growth of renewable power sources. Renewables inflexibility and dependency on weather condition causes periodically imbalance in power system due to the green power overproduction.
Niemierka Elżbieta, Jadwiszczak Piotr
doaj   +1 more source

Active Power Allocation Method for Photovoltaic Cluster Considering Output and Electricity Price Uncertainty

open access: yesZhongguo dianli, 2023
Aiming at the economic operation of high permeability photovoltaic (PV) cluster in distribution network and its participation in system power adjustment, an active power optimal scheduling allocation method for regional PV cluster is proposed.
Hua LI   +6 more
doaj   +1 more source

Fast Multicast With Adjusting Transmission Power and Active Slots in Software Define IoT [PDF]

open access: yesIEEE Access, 2020
Billions of Internet of Things (IoT) devices are deployed in a variety of scenarios to monitor events or objects of interest, thereby enhancing the quality of human living. Software define technology can expand the functions of IoT devices by updating the code so that it can evoke new life.
Ang Li, Wei Liu, Shaobo Zhang, Mande Xie
openaire   +2 more sources

Global Governance Behind Closed Doors : The IMF Boardroom, the Enhanced Structural Adjustment Facility, and the Intersection of Material Power and Norm Change in Global Politics [PDF]

open access: yes, 2012
Up on the 12th floor of its 19th Street Headquarters, the IMF Board sits in active session for an average of 7 hours per week. Although key matters of policy are decided on in the venue, the rules governing Boardroom interactions remain opaque, resting ...
A Baker   +78 more
core   +1 more source

Active power dynamic interval control based on operation data mining for wind farms to improve regulation performance in AGC

open access: yesIET Generation, Transmission & Distribution, 2020
With the real‐time changes of wind speed and operating conditions, it is a challenge to fully tap the active power regulation ability and improve the control performance of automatic generation control (AGC) in a wind farm (WF).
Yushan Liu   +7 more
doaj   +1 more source

Collaborative optimal scheduling for coupled transmission and distribution systems considering HVDC interconnection and electricity-gas-heat coupling

open access: yesZhejiang dianli, 2022
To promote inter-regional resource complementarity and improve the level of new energy consumption, a collaborative optimal scheduling model for coupled transmission and distribution systems considering DC tie-line power adjustment and electricity-gas ...
HUA Wen   +5 more
doaj   +1 more source

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