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Frequency-domain Analysis of ECG Signals

Tu Chengyuan,Zeng Yanjun,Li Shuxin

Strategic Study of CAE 2002, Volume 4, Issue 12, Pages 66-70

Abstract: A new simple approach to effectively detect QRS — T complexes in ECG curve is described, soas to easily get the P-wave (when AF does not happen) or the f-wave (when AF happens).p>

Keywords： ECG curve P-wave f-wave AF (atrial fibrillation) histogram power spectrum autocorrelation cross-correlation

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Study on wave rotor refrigerators

Yuqiang DAI, Dapeng HU, Meixia DING

Frontiers of Chemical Science and Engineering 2009, Volume 3, Issue 1, Pages 83-87 doi: 10.1007/s11705-009-0075-y

Abstract: As a novel generation of a rotational gas wave machine, the wave rotor refrigerator (WRR) is an unsteadyA basic limitation on main structural parameters and operating parameters is deduced and the wave diagramIn the DUT Gas Wave Refrigeration Studying and Development Center (GWRSDC) lab, the isentropic efficiency

Keywords： wave rotor refrigeration unsteady flow theory wave diagram

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Prediction of the shear wave velocity

Amoroso SARA

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 1, Pages 83-92 doi: 10.1007/s11709-013-0234-6

Abstract: The paper examines the correlations to obtain rough estimates of the shear wave velocity from non-seismic

Keywords： horizontal stress index shear wave velocity flat dilatometer test cone penetration test

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Lamb wave propagation modeling for structure health monitoring

Xiaoyue ZHANG, Shenfang YUAN, Tong HAO

Frontiers of Mechanical Engineering 2009, Volume 4, Issue 3, Pages 326-331 doi: 10.1007/s11465-009-0045-6

Abstract: A number of different numerical computational techniques have been developed for wave propagation studiesin complex media (LISA/SIM theory), has been effectively applied to numerical simulations of elastic waveThe finite difference equations describing wave propagation used in the LISA/SIM theory are obtained.

Keywords： Lamb wave modeling LISA/SIM theory finite difference equation finite element

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construction integration technology in Brazil’s superlarge deep-water offshore oil and gas unit project (FPSO P67/P70)

Frontiers of Engineering Management 2022, Volume 9, Issue 2, Pages 349-353 doi: 10.1007/s42524-022-0187-3

Keywords： Brazil FPSO P67/P70 superlarge dry towing operation construction integration risk control management

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P2P energy trading via public power networks: Practical challenges, emerging solutions, and the way forward

Frontiers in Energy 2023, Volume 17, Issue 2, Pages 189-197 doi: 10.1007/s11708-023-0873-9

Abstract: Peer-to-peer (P2P) energy trading is an emerging energy supply paradigm where customers with distributedP2P energy trading can facilitate local power and energy balance, thus being a potential way to manageIt is of great importance to explore P2P energy trading via public power networks, to which most DERsIn this paper, the practical challenges of conducting P2P energy trading via public power networks areFinally, the way forward for facilitating P2P energy trading via public power networks is proposed.

Keywords： distribution network local virtual private network network charges peer-to-peer (P2P) energy trading

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A dual-polarized Fabry–Pérot antenna with high gain and wide bandwidth for millimeter-wave applications

Qingyi Guo, Hang Wong,guo_qingyi@163.com,hang.wong@cityu.edu.hk

Frontiers of Information Technology & Electronic Engineering 2021, Volume 22, Issue 4, Pages 599-608 doi: 10.1631/FITEE.2000514

Abstract: We introduce a dual-polarized (DP) rot cavity (FPC) antenna operating at the millimeter-wave (mmWave)reflective surface (PRS) integrated with a Fresnel zone lens are suggested to realize dual-polarization wave

Keywords：双极化；法布里—珀罗腔天线；与菲涅耳带透镜集成的部分反射面；毫米波波段；高增益；宽带

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Solomon P Wasser: medicinal use of mushroom (2019-9-19)

Solomon P Wasser(高级职称)

20 Jan 2021

Keywords：农业科学

A simple multi-wave algorithm for the uncapacitated facility location problem

Fred GLOVER, Saïd HANAFI, Oualid GUEMRI, Igor CREVITS

Frontiers of Engineering Management 2018, Volume 5, Issue 4, Pages 451-465 doi: 10.15302/J-FEM-2018038

Abstract: The multi-wave algorithm (Glover, 2016) integrates tabu search and strategic oscillation utilizingWe propose a simple multi-wave algorithm for solving the Uncapacitated Facility Location Problem (UFLPp>

Keywords： discrete optimization UFLP multi-wave optimization strategic oscillation tabu search

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On subsurface box-shaped lined tunnel under incident SH-wave propagation

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 4, Pages 948-960 doi: 10.1007/s11709-021-0740-x

Abstract: study is carried out to sensitize some effective parameters, including frequency content and incident wave

Keywords： box-lined tunnel half-plane BEM surface response SH-wave time-domain

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A simple method for evaluating liquefaction potential from shear wave velocity

Lianyang ZHANG,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 2, Pages 178-195 doi: 10.1007/s11709-010-0023-4

Abstract: The simplified procedure using shear wave velocity measurements is increasingly used to evaluate theThis paper develops a simple method for evaluating the liquefaction potential of soils from shear wavefactors considered are the earthquake magnitude, the vertical effective overburden stress, the shear waveThe most important factor has been identified as the shear wave velocity.Neither stress-correction of shear wave velocity nor calculation of cyclic shear stress as in the simplified

Keywords： liquefaction earthquake simple method shear wave velocity case history introduction

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Wave Interaction with a Partial Porous Double-Wall Cylinder

Teng Bin,Li Yucheng,Sun Lu

Strategic Study of CAE 2001, Volume 3, Issue 10, Pages 41-47

Abstract: A linear analytic solution is derived for wave interaetion with a combined cylinder with a solid interiorNumerical experiments have been carried out to examine the wave force and wave run-up on combined porousrun-up and wave loads on cylinders.wave run-up on cylinders.p>

Keywords： wave diffraction wave force wave run-up porous structure cylinder

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Analytical solution for SH wave propagating through a graded plate of metamaterial

Jinfeng ZHAO, Yongdong PAN, Zheng ZHONG

Frontiers of Mechanical Engineering 2011, Volume 6, Issue 3, Pages 301-307 doi: 10.1007/s11465-011-0238-7

Abstract: A physical model for the shear horizontal (SH) wave propagating from left-handed material (LHM) throughAfter the comparison of the basic wave equations of the electromagnetic, longitudinal, and SH waves,The shift along with the anti-symmetric profile may provide a way to monitor the wave behavior of thep>

Keywords： left-handed material (LHM) metamaterial shear horizontal (SH) wave

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Characteristic of the High Energy Density and the Chemical Explosions and Discussion on the Effects of Flood Wave

Zhou Fengjun

Strategic Study of CAE 2000, Volume 2, Issue 12, Pages 45-51

Abstract: Based on results of radiate-hydrodynamic and TNT charge hydrodynamic blast wave calculations, thein close- in and distance regions of two kinds of explosions and the development of different blast waveAlso, flood wave disasters due to two kind explosions are discussed and great meaning of protection engineeringfor flood wave are described.p>

Keywords： high energy density explosion chemical explosion shock wave flood wave

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A review on front end conversion in ocean wave energy converters

Nagulan SANTHOSH,Venkatesan BASKARAN,Arunachalam AMARKARTHIK

Frontiers in Energy 2015, Volume 9, Issue 3, Pages 297-310 doi: 10.1007/s11708-015-0370-x

Abstract: Effective utilization and sustainability of any wave energy harvester depend upon its adaptability inthe front end energy conversions are reviewed in detail which is positioned in the first stage of the waveIf the recent development of these front end energy conversion is well known then developing wave energyThis will be useful to the engineers for speeding up the development of a matured point absorbing type wave

Keywords： wave energy converter point absorbers power take off (PTO) front end energy conversion