Results 11 to 20 of about 912,024 (248)

PMSM Wind Farm Aggregation Algorithm Based on Power Equivalence Principle

open access: yesFrontiers in Energy Research, 2021
With the continuing increase of offshore wind farm power scale, it is urgent to propose a simplified wind farm model, which aggregates the entire wind farm into single or several aggregated wind turbine generators (WTGs), aiming to save computing ...
Haoshu Shao   +5 more
doaj   +1 more source

Dynamic analysis of liquid annular seals with herringbone grooves on the rotor based on the perturbation method [PDF]

open access: yesRoyal Society Open Science, 2018
Annular seals have significant effects on the hydraulic and rotordynamic performances of turbomachinery. In this paper, an analysis method for calculating the leakage flow rates and dynamic characteristics of liquid annular seals with herringbone grooves
Lulu Zhai   +3 more
doaj   +1 more source

Analysis and Identification of a Dynamic Model for Proportional Solenoid

open access: yesIEEE Access, 2021
To solve the problem of difficult analysis and modeling of the strongly nonlinear characteristics of a proportional solenoid (PS) valve drive component, namely, the PS in engineering, a simplified mathematical model was established using a power bond ...
Zeqin Peng   +5 more
doaj   +1 more source

Effects of dynamic characteristics of a pipe network on indoor temperature of households

open access: yesFrontiers in Energy Research, 2023
District heating has always been regarded as a convenient and environmentally friendly heating method. However, the district heating process involves a considerable amount of wasted energy.
Yadong Chen   +6 more
doaj   +1 more source

Studii şi experimentări privind caracteristicile dinamice ale structurilor industriale în cadre [PDF]

open access: yesUrbanism. Arhitectura. Constructii, 2011
The dynamic characteristisc represents the basic elements necessary to be known for an analysis of the building behavior during an earthquake. The experimental determination of these parameters is very important for the building which undergone some ...
Ion Scordaliu, Eugen Laszlo
doaj  

Analysis of Dynamic Characteristics of Pilots Under Different Intentions in Complex Flight Environment

open access: yesPromet (Zagreb), 2020
Intention is the main embodiment of human cerebral conscious activities, which has an important influence on guiding the realization of human behaviour.
Haibo Wang   +5 more
doaj   +1 more source

Dynamic characteristics and fragmentation evolution of columnar rockfall: A case study of the Zengziyan rockfall in Chongqing, China

open access: yesZhongguo dizhi zaihai yu fangzhi xuebao, 2022
Columnar rockfall occur widely in China and cause extreme damage to man-made structures and facilities. On 12 August 2004, Zengziyan W12 perilous rock collapsed and ran out a horizontal distance of 600 m. The rockfall caused airblast with a height of 150
Xiangzhao KONG   +5 more
doaj   +1 more source

Study on Seismic Performance of a Mold Transformer through Shaking Table Tests

open access: yesApplied Sciences, 2020
This study presents an experimental seismic investigation of a 1000 kVA cast resin-type hybrid mold transformer through tri-axial shaking table tests. The input acceleration time histories were generated in accordance with the specifications recommended ...
Ngoc Hieu Dinh   +3 more
doaj   +1 more source

A Composite Recognition Method Based on Multimode Mutual Attention Fusion Network

open access: yesApplied Artificial Intelligence
To address the problem of single-mode vulnerability to complex environments, a multimode fusion network with mutual attention is proposed. This network combines the use of laser, infrared and millimeter wave modalities to leverage the advantages of each ...
Xing Ding   +4 more
doaj   +1 more source

Unsupervised Regression Model of Geodesic Flow Kernel Based on Dynamic Independent Component Analysis and Dynamic Principal Component Analysis

open access: yesShanghai Jiaotong Daxue xuebao, 2020
It is difficult to accurately measure parameters by using the traditional soft sensor algorithm when the working condition of industrial process is changed. Therefore, a transfer learning strategy is introduced based on geodesic flow kernel to solve this
LAI Yanbo   +3 more
doaj   +1 more source

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