Results 71 to 80 of about 966 (288)

A novel virtual synchronous port control strategy for microgrid cluster

open access: yesIET Renewable Power Generation
Interconnecting multiple microgrids (MGs) to form a MG cluster (MGC) is significant to improve the MG power supply reliability and increase the new energy accommodation capacity.
HongTao Shi   +5 more
doaj   +1 more source

Master–slave current regulation of an LCL-filter-based grid-connected inverter under variable grid condition

open access: yesThe Journal of Engineering, 2019
To ease the heavy burden of inverter control, including line current regulation, harmonic current suppression, filter resonance suppression, grid distortion suppression, phase locked loop etc., the study proposes a master–slave current regulation method ...
Yuanbin He   +4 more
doaj   +1 more source

Isokinetic Characteristics of Ankle Evertors and Invertors in Female Control Subjects Using the Biodex Dynamometer

open access: yes, 1990
The purpose of this study was to examine the reliability of a specific test protocol using the Biodex dynamometer to assess the ankle evertors and invertors.
Simoneau, Guy G.
core  

Nonreciprocal negative-impedance invertor

open access: yesElectronics Letters, 1967
Two nullator-norator equivalent representations of the non-reciprocal negative-impedance invertor (z11 = z22 = 0, z12 ≠ z21, and z12/z21>0) are described, with several transistorised-circuit realisations of these devices.
openaire   +1 more source

Screening and epitope characterization of Nidogen‐2‐specific nanobodies

open access: yesFEBS Open Bio, EarlyView.
Camel immunization and phage display were employed to generate high‐affinity VHH nanobodies against Nidogen‐2. After library construction, biopanning, ELISA screening, sequencing, and recombinant expression, selected nanobodies were purified and characterized, leading to the preliminary exploration of a nanobody‐based sandwich ELISA for specific ...
Jianchuan Wen   +9 more
wiley   +1 more source

Additional reactive power control and emergency control of the ±1100 kV UHVDC system with a hierarchical connection mode

open access: yesThe Journal of Engineering, 2019
This paper proposes an additional reactive power control strategy and an emergency control strategy for ±1100 kV ultra-high voltage direct current (UHVDC) system with a hierarchical connection mode, in which the inverter station connect to two AC systems
Yongxin Xiong, Wei Yao, Jinyu Wen
doaj   +1 more source

Enhancing the performance of building integrated photovoltaics

open access: yes, 2011
Recent research in Building Integrated Photovoltaics (BIPV) is reviewed with the emphases on a range of key systems whose improvement would be likely to lead to improved solar energy conversion efficiency and/or economic viability.
Mallick, Tapas K.   +6 more
core   +1 more source

The effect of the '11+ Kids' program on the isokinetic strength of young football players

open access: yes, 2020
Purpose: The "11+ Kids" injury-prevention program has been shown to reduce injuries and related costs in youth football players less than 14 y of age.
Faude, Oliver   +7 more
core   +1 more source

Molecular dynamics simulations of positively selected codons in FcγRI reveal novel biochemical binding properties

open access: yesFEBS Open Bio, EarlyView.
Evolutionary analysis across 32 placental mammals identified positive selection at residues H148 and W149 in the immune receptor FcγR1. Ancestral reconstruction combined with molecular dynamics simulations reveals how these mutations may influence receptor structure and dynamics, providing insight into the evolution of antibody recognition and immune ...
David A. Young   +7 more
wiley   +1 more source

Simulation and analysis of  ± 1100 kV UHVDC transmission system with hierarchical connection mode based on PSCAD/EMTDC

open access: yesThe Journal of Engineering, 2019
This study first introduces the structure and principle of the control system of ultra-high-voltage direct current (UHVDC) transmission system with hierarchical connection mode, mainly including the whole control logic, the voltage balance control module
Ziyuan Ren   +5 more
doaj   +1 more source

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