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A zone-layered trimming method for ceramic core of aero-engine blade based on an advanced reconfigurablelaser processing system

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 2, doi: 10.1007/s11465-022-0675-5

Abstract: This paper proposes an ultrafast laser processing system for trimming complex ceramic structural partsOpto-electromechanical cooperative control software is developed to control the laser processing systemA zonal and layering processing method for three-dimensional contours on complex surfaces is proposedThe results show that the laser system and the method proposed in this paper are suitable for trimming

Keywords： ceramic parts trimming     computer-aided laser manufacturing     3D vision     reconfigurable laser processingsystem    

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Development of Laser Cutting and Joining Processing

Chen Li, Gong Shuili, He Enguang

Strategic Study of CAE 2020, Volume 22, Issue 3,   Pages 78-84 doi: 10.15302/J-SSCAE-2020.03.012

Abstract:

Laser cutting and joining technology is indispensable as an advancedbe surely promoted by the integration of laser technology and digital manufacturing technology.joining and cutting technology, namely, laser welding, laser cutting, laser drilling, and laser markingof the fundamental processes and equipment so as to improve key technologies in laser processingunit, laser materials processing, and intelligent integration.

Keywords： laser material processing     laser welding     laser cutting     laser drilling     laser marking    

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Processing parameter optimization of fiber laser beam welding using an ensemble of metamodels and MOABC

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 4, doi: 10.1007/s11465-022-0703-5

Abstract: In fiber laser beam welding (LBW), the selection of optimal processing parameters is challenging andEM constructs the correlation between processing parameters (laser power, welding speed, and distanceFurthermore, the main effect and the interaction effect of processing parameters on bead geometries are

Keywords： laser beam welding     parameter optimization     metamodel     multi-objective    

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Gain-enhanced reconfigurable radiation array with mechanically driven system and directive elements

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 4, doi: 10.1007/s11465-022-0716-0

Abstract: In the artificial intelligence-driven modern wireless communication system, antennas are required tobe reconfigurable in terms of size according to changing application scenarios.In this paper, we propose a mechanically reconfigurable radiation array (RRA) based on miniaturized elementsand a mechanically reconfigurable system to obtain gain-enhanced antennas in compact and deployed statesA five-element RRA with a phase-reconfigurable center element is designed and analyzed theoretically.

Keywords： mechanism     reconfigurable radiation array (RRA)     compact state     deployed state     enhanced gain    

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Development of Laser Surface Modification Technology

Zhang Qunli, Wang Liang, Mei Xuesong, Yao Jianhua

Strategic Study of CAE 2020, Volume 22, Issue 3,   Pages 71-77 doi: 10.15302/J-SSCAE-2020.03.010

Abstract:

The laser surface modification technology uses high-energy-density laserTaking three typical laser surface modification technologies—laser shock processing, laser quenchingsurface modification, on-site laser remanufacturing, laser shock processing with controlled shape andperformance, intelligent laser surface modification, and laser surface micro-structure preparation.domestic innovation, industrial chain improvement, establishment of the quality evaluation standards system

Keywords： laser surface modification     laser shock processing     laser quenching     laser cladding     development trend    

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Distributed flexible reconfigurable condition monitoring and diagnosis technology

HU You-min, YANG Shu-zi, DU Run-sheng

Frontiers of Mechanical Engineering 2006, Volume 1, Issue 3,   Pages 276-281 doi: 10.1007/s11465-006-0025-z

Abstract: As manufacturing becomes increasingly decentralized, flexible and reconfigurable, more research needsThe distributed condition monitoring and diagnosis technology based on the flexible and reconfigurableA condition monitoring diagnosis model based on the distributed flexible and reconfigurable idea is proposedof the monitoring diagnosis system according to different manufacturing system configurations.This model also realizes the flexibility and reconfigurability of the monitoring diagnosis system in

Keywords： chemical     diagnosis system     configuration     monitoring     equipment    

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Observation of premixed flame fronts by laser tomography

MU Kejin, WANG Yue, LEI Yu, ZHANG Zhedian, NIE Chaoqun, XIAO Yunhan

Frontiers in Energy 2008, Volume 2, Issue 4,   Pages 427-432 doi: 10.1007/s11708-008-0069-3

Abstract: The principle of combustion field detection by using laser tomography, as well as exploitation of thelaser tomography apparatus and the tool for image processing is described.An experiment detecting flame fronts by laser tomography was made by employing a V-shaped premixed flamethe flame fronts are precisely tracked through active contour models (ACM) from the digital images of laser

Keywords： combustion     tomography apparatus     processing     exploitation     propagation    

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Development and application of reconfigurable monitoring and diagnostic system oriented to machine tool

Jing Minqing,Li Meng,Liu Heng

Strategic Study of CAE 2013, Volume 15, Issue 1,   Pages 34-38

Abstract:

The "system engine + function component" architecture for the reconfigurable monitoringand diagnostic system is presented.Then the monitoring and diagnostic system for specific machine tools, which has been running in

Keywords： monitoring and diagnostic system for machine tool     reconfigurable     system engine     function component    

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A Miniature Meta-Optical System for Reconfigurable Wide-Angle Imaging and Polarization-Spectral Detection

Fei Zhang,Minghao Liao,Mingbo Pu,Yinghui Guo,Lianwei Chen,Xiong Li,Qiong He,Tongtong Kang,Xiaoliang Ma,Yuan Ke,Xiangang Luo,

Engineering doi: 10.1016/j.eng.2023.07.008

Abstract: determined by frequency dispersion requirements, their simultaneous implementation in a shared-aperture systemHere, we propose a novel concept to realize reconfigurable dual-mode detection based on electrical-controlwide-angle imaging and polarization-spectral detection in a miniature shared-aperture meta-optical systemThe proposed system supports the imaging (spectral) resolution of approximately 27.8 line-pairs per millimeterThis system also bears a large field of view of about 70°, enabling multi-target recognition in both

Keywords： Metasurfaces     Reconfigurable     Imaging     Spectral    

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Ultra-Short Pulsed Laser Manufacturing and Surface Processing of Microdevices Review

Yongchao Yu, Shi Bai, Shutong Wang, Anming Hu

Engineering 2018, Volume 4, Issue 6,   Pages 779-786 doi: 10.1016/j.eng.2018.10.004

Abstract:

Ultra-short laser pulses possess many advantages for materials processing., it is a promising tool for micro- and submicro-sized precision processing.By applying principal component analysis (PCA), this sensing system showed a promising result for flavorprocessing for real-time surfaceenhanced Raman spectroscopy (SERS).The processing mechanisms included laser ablation, laser reduction, and laser-induced surface nano-engineering

Keywords： Ultra-short pulsed laser processing     Microdevices     Supercapacitor     Electronic tongue     Surface-enhanced Raman    

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Development Status and Trend of China’s Excimer Laser Technology

Fan Yuanyuan, Zhou Yi, Guo Xin, Wang Qian, Jin Chunshui, Lou Qihong

Strategic Study of CAE 2020, Volume 22, Issue 3,   Pages 29-34 doi: 10.15302/J-SSCAE-2020.03.005

Abstract:

Excimer laser has important applications in integrated circuit lithography, materials processing, medicine, and scientific research due to its short wavelength and high pulseHowever, there remains a big gap in the high-end excimer laser technology between China and the internationalSecond, the development status and requirements of the excimer laser technology and its related typicalThird, the main issues of the development of domestic excimer laser technology were proposed.

Keywords： laser，excimer laser technology，material processing    

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Novel slack-based robust scheduling rule for a semiconductor manufacturing system with uncertain processing

Juan LIU, Fei QIAO, Yumin MA, Weichang KONG

Frontiers of Engineering Management 2018, Volume 5, Issue 4,   Pages 507-514 doi: 10.15302/J-FEM-2018045

Abstract: emergence of uncertainties because the optimization of performance (such as minimum make-span) and the systemrobust scheduling rule (SR) based on the analysis of robustness measurement for SMS with uncertain processing

Keywords： semiconductor manufacturing system     uncertain processing time     dynamic scheduling     slack-based robust scheduling    

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Assessment of popular techniques for co-processing municipal solid waste in Chinese cement kilns

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 4, doi: 10.1007/s11783-021-1485-4

Abstract:

• Municipal solid waste (MSW) was fermented, screened, gasified, then co-processed.

Keywords： Cement kiln     Co-processing     Environmental risk assessment     By-pass system    

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Development of Micro Selective Laser Melting: The State of the Art and Future Perspectives Review

Balasubramanian Nagarajan, Zhiheng Hu, Xu Song, Wei Zhai, Jun Wei

Engineering 2019, Volume 5, Issue 4,   Pages 702-720 doi: 10.1016/j.eng.2019.07.002

Abstract: Selective laser melting (SLM) is a common AM technique that is based on powder-bed fusion (PBF) to processresearch works and commercial systems for the fabrication of microscale parts using SLM and selective laseraddition to identifying existing issues with SLM at the microscale, which include powder recoating, laser

Keywords： Additive manufacturing     Selective laser melting     Microfabrication     Hybrid processing     Powder-bed recoating    

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Title Author Date Type Operation

A zone-layered trimming method for ceramic core of aero-engine blade based on an advanced reconfigurablelaser processing system

Journal Article

Development of Laser Cutting and Joining Processing

Chen Li, Gong Shuili, He Enguang

Journal Article

Processing parameter optimization of fiber laser beam welding using an ensemble of metamodels and MOABC

Journal Article

Gain-enhanced reconfigurable radiation array with mechanically driven system and directive elements

Journal Article

Development of Laser Surface Modification Technology

Zhang Qunli, Wang Liang, Mei Xuesong, Yao Jianhua

Journal Article

Distributed flexible reconfigurable condition monitoring and diagnosis technology

HU You-min, YANG Shu-zi, DU Run-sheng

Journal Article

Observation of premixed flame fronts by laser tomography

MU Kejin, WANG Yue, LEI Yu, ZHANG Zhedian, NIE Chaoqun, XIAO Yunhan

Journal Article

Development and application of reconfigurable monitoring and diagnostic system oriented to machine tool

Jing Minqing,Li Meng,Liu Heng

Journal Article

A Miniature Meta-Optical System for Reconfigurable Wide-Angle Imaging and Polarization-Spectral Detection

Fei Zhang,Minghao Liao,Mingbo Pu,Yinghui Guo,Lianwei Chen,Xiong Li,Qiong He,Tongtong Kang,Xiaoliang Ma,Yuan Ke,Xiangang Luo,

Journal Article

Ultra-Short Pulsed Laser Manufacturing and Surface Processing of Microdevices

Yongchao Yu, Shi Bai, Shutong Wang, Anming Hu

Journal Article

Development Status and Trend of China’s Excimer Laser Technology

Fan Yuanyuan, Zhou Yi, Guo Xin, Wang Qian, Jin Chunshui, Lou Qihong

Journal Article

Novel slack-based robust scheduling rule for a semiconductor manufacturing system with uncertain processing

Juan LIU, Fei QIAO, Yumin MA, Weichang KONG

Journal Article

Masoud Mahjouri-Samani: Laser-based synthesis and Processing of 2D Quantum Materials（2019.10.10）

23 Apr 2021

Conference Videos

Assessment of popular techniques for co-processing municipal solid waste in Chinese cement kilns

Journal Article

Development of Micro Selective Laser Melting: The State of the Art and Future Perspectives

Balasubramanian Nagarajan, Zhiheng Hu, Xu Song, Wei Zhai, Jun Wei

Journal Article