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Ontology-integrated tuning of large language model for intelligent maintenance 本体集成调整大型语言模型，实现智能维护
IF 3.2 3区 工程技术
Cirp Annals-Manufacturing Technology Pub Date : 2024-01-01 DOI: 10.1016/j.cirp.2024.04.012
{"title":"Ontology-integrated tuning of large language model for intelligent maintenance","authors":"","doi":"10.1016/j.cirp.2024.04.012","DOIUrl":"10.1016/j.cirp.2024.04.012","url":null,"abstract":"<div><p>As new AI technologies such as Large Language Models (LLM) quickly evolve, the need for enhancing general-purpose LLMs with physical knowledge to better serve the manufacturing community has been increasingly recognized. This paper presents a method that tailors GPT-3.5 with domain-specific knowledge for intelligent aircraft maintenance. Specifically, aircraft ontology is investigated to curate maintenance logs with encoded component hierarchical structure to fine-tune GPT-3.5. Experimental results demonstrate the effectiveness of the developed method in accurately identifying defective components and providing consistent maintenance action recommendations, outperforming general-purpose GPT-3.5 and GPT-4.0. The method can be adapted to other domains in manufacturing and beyond.</p></div>","PeriodicalId":55256,"journal":{"name":"Cirp Annals-Manufacturing Technology","volume":"73 1","pages":"Pages 361-364"},"PeriodicalIF":3.2,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S000785062400026X/pdfft?md5=b2a97d72d7c00a478fa38af78f8c24e3&pid=1-s2.0-S000785062400026X-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141391974","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Multi-task deep learning-empowered digital twin for functional composite materials fabricated by laser additive remanufacturing 利用激光快速成型再制造技术制造功能复合材料的多任务深度学习数字孪生系统
IF 3.2 3区 工程技术
Cirp Annals-Manufacturing Technology Pub Date : 2024-01-01 DOI: 10.1016/j.cirp.2024.04.052
{"title":"Multi-task deep learning-empowered digital twin for functional composite materials fabricated by laser additive remanufacturing","authors":"","doi":"10.1016/j.cirp.2024.04.052","DOIUrl":"10.1016/j.cirp.2024.04.052","url":null,"abstract":"<div><p>The absence of effective quality prediction methods for functional composite materials (FCMs) produced by laser additive remanufacturing (LARM) hampers their application due to the complex cross-scale defects, including surface cracks and thermal damage to the internal reinforcement phase. This paper presents a multi-task deep learning-empowered digital twin for predicting visible and invisible defects in the fabricating process of FCMs. The dimensions of FCM trajectory, thermal damage to the reinforcement phase, and forming cracks were predicted via a parallel multi-task deep learning model. The dynamic visualization of the digital twin is realized through cross-sectional modeling and provides an intuitive and effective perception for monitoring the process.</p></div>","PeriodicalId":55256,"journal":{"name":"Cirp Annals-Manufacturing Technology","volume":"73 1","pages":"Pages 125-128"},"PeriodicalIF":3.2,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141138086","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
In-situ blended 316L-Si and PH48S via laser directed energy deposition for functionally graded applications 通过激光定向能沉积技术原位混合 316L-Si 和 PH48S 以实现功能分级应用
IF 3.2 3区 工程技术
Cirp Annals-Manufacturing Technology Pub Date : 2024-01-01 DOI: 10.1016/j.cirp.2024.04.041
{"title":"In-situ blended 316L-Si and PH48S via laser directed energy deposition for functionally graded applications","authors":"","doi":"10.1016/j.cirp.2024.04.041","DOIUrl":"10.1016/j.cirp.2024.04.041","url":null,"abstract":"<div><p>Laser powder blown directed-energy deposition (DED) enables the flexible fabrication of functionally gradient structures. In the region where multiple feedstocks are blended, it is natural to apply the ‘rule of mixtures’. Here, we show that by blending PH48S and 316L-Si steel powders using DED, the resulting material possesses lower yield strength but increased hardening and a secondary hardening regime not observed in the original alloys, invalidating direct interpolation between feedstock properties. Microstructural analysis of the mixed material revealed a solidification-driven multi-phase hierarchal microstructure. This result enables greater accuracy and increased design space in the co-design of materials and manufacturing processes.</p></div>","PeriodicalId":55256,"journal":{"name":"Cirp Annals-Manufacturing Technology","volume":"73 1","pages":"Pages 137-140"},"PeriodicalIF":3.2,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141141784","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Systematic synthesis of design prompts for large language models in conceptual design 系统综合概念设计中大语言模型的设计提示
IF 3.2 3区 工程技术
Cirp Annals-Manufacturing Technology Pub Date : 2024-01-01 DOI: 10.1016/j.cirp.2024.04.062
{"title":"Systematic synthesis of design prompts for large language models in conceptual design","authors":"","doi":"10.1016/j.cirp.2024.04.062","DOIUrl":"10.1016/j.cirp.2024.04.062","url":null,"abstract":"<div><p>Recent advancements in large language models (LLMs) demonstrate great potential in supporting engineering design, especially conceptual design. Prompt engineering plays an important role in facilitating designer-LLM collaboration in conceptual design. This paper proposes a new classification scheme that categorizes design-specific prompts into multiple classes. It also introduces different patterns for synthesizing design prompts, being grounded in the theoretical foundations of prompt engineering and domain-specific design methodology. A design experiment, utilizing ChatGPT, was conducted to investigate the impacts of different syntheses of design prompts on the effectiveness of LLM in concept generation, as measured by the metrics of novelty and diversity.</p></div>","PeriodicalId":55256,"journal":{"name":"Cirp Annals-Manufacturing Technology","volume":"73 1","pages":"Pages 85-88"},"PeriodicalIF":3.2,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S000785062400074X/pdfft?md5=d526309bc9e798b743e8eae51e6f7335&pid=1-s2.0-S000785062400074X-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140768556","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Vision AI-based human-robot collaborative assembly driven by autonomous robots 由自主机器人驱动的基于视觉人工智能的人机协作装配
IF 3.2 3区 工程技术
Cirp Annals-Manufacturing Technology Pub Date : 2024-01-01 DOI: 10.1016/j.cirp.2024.03.004
{"title":"Vision AI-based human-robot collaborative assembly driven by autonomous robots","authors":"","doi":"10.1016/j.cirp.2024.03.004","DOIUrl":"10.1016/j.cirp.2024.03.004","url":null,"abstract":"<div><p>Autonomous robots that understand human instructions can significantly enhance the efficiency in human-robot assembly operations where robotic support is needed to handle unknown objects and/or provide on-demand assistance. This paper introduces a vision AI-based method for human-robot collaborative (HRC) assembly, enabled by a large language model (LLM). Upon 3D object reconstruction and pose establishment through neural object field modelling, a visual servoing-based mobile robotic system performs object manipulation and navigation guidance to a mobile robot. The LLM model provides text-based logic reasoning and high-level control command generation for natural human-robot interactions. The effectiveness of the presented method is experimentally demonstrated.</p></div>","PeriodicalId":55256,"journal":{"name":"Cirp Annals-Manufacturing Technology","volume":"73 1","pages":"Pages 13-16"},"PeriodicalIF":3.2,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0007850624000052/pdfft?md5=62e8d0f9fca044ef8672b7dddb628301&pid=1-s2.0-S0007850624000052-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140789860","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Investigation on influence of thermal history on quality of workpiece created by directed energy deposition 研究热历史对定向能沉积法制造的工件质量的影响
IF 3.2 3区 工程技术
Cirp Annals-Manufacturing Technology Pub Date : 2024-01-01 DOI: 10.1016/j.cirp.2024.04.076
{"title":"Investigation on influence of thermal history on quality of workpiece created by directed energy deposition","authors":"","doi":"10.1016/j.cirp.2024.04.076","DOIUrl":"10.1016/j.cirp.2024.04.076","url":null,"abstract":"<div><p>The effects of thermal history on workpiece hardness and cracking in the cladding of M2 high speed steel were investigated through the combination of numerical and experimental techniques. A simple thermal model was developed to simulate the workpiece temperature in the deposition. The obtained results showed that the workpiece temperature should be kept above the martensitic transformation point by continuously applying heat to avoid cracking and temper softening. The simplified temperature simulation in this study is effective for the deposition path strategy because it was able to predict where the temper softening would occur.</p></div>","PeriodicalId":55256,"journal":{"name":"Cirp Annals-Manufacturing Technology","volume":"73 1","pages":"Pages 133-136"},"PeriodicalIF":3.2,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141030166","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Integration of data science with product design towards data-driven design 将数据科学与产品设计相结合，实现数据驱动设计
IF 3.2 3区 工程技术
Cirp Annals-Manufacturing Technology Pub Date : 2024-01-01 DOI: 10.1016/j.cirp.2024.06.003
Ang Liu (2) , Stephen Lu (1) , Fei Tao (2) , Nabil Anwer (1)
{"title":"Integration of data science with product design towards data-driven design","authors":"Ang Liu (2) ,&nbsp;Stephen Lu (1) ,&nbsp;Fei Tao (2) ,&nbsp;Nabil Anwer (1)","doi":"10.1016/j.cirp.2024.06.003","DOIUrl":"10.1016/j.cirp.2024.06.003","url":null,"abstract":"<div><p>This paper aims to investigate the scientific integration of data science with product design towards data-driven design (D3). Data science has potential to facilitate design decision-making through insight extraction, predictive analytics, and automatic decisions. A systematic scoping review is conduced to converge various D3 applications in four dimensions: the design dimension about design operations, the data dimension about popular data sources and common data-related challenges, the method dimension about the methodological foundations, and the social/ethical dimension about social/ethical considerations and implications. Based on the state-of-the-art, this paper also highlights potential future research avenues in this dynamic field.</p></div>","PeriodicalId":55256,"journal":{"name":"Cirp Annals-Manufacturing Technology","volume":"73 2","pages":"Pages 509-532"},"PeriodicalIF":3.2,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0007850624001252/pdfft?md5=a05b763a86ec388696d7e8de1fead553&pid=1-s2.0-S0007850624001252-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141850366","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Machine learning guided adaptive laser power control in selective laser melting for pore reduction 机器学习引导的自适应激光功率控制在选择性激光熔化减少孔隙中的应用
IF 3.2 3区 工程技术
Cirp Annals-Manufacturing Technology Pub Date : 2024-01-01 DOI: 10.1016/j.cirp.2024.04.043
Fred M. Carter III (3) , Conor Porter , Dominik Kozjek , Kento Shimoyoshi , Makoto Fujishima (3) , Naruhiro Irino (2) , Jian Cao (1)
{"title":"Machine learning guided adaptive laser power control in selective laser melting for pore reduction","authors":"Fred M. Carter III (3) ,&nbsp;Conor Porter ,&nbsp;Dominik Kozjek ,&nbsp;Kento Shimoyoshi ,&nbsp;Makoto Fujishima (3) ,&nbsp;Naruhiro Irino (2) ,&nbsp;Jian Cao (1)","doi":"10.1016/j.cirp.2024.04.043","DOIUrl":"10.1016/j.cirp.2024.04.043","url":null,"abstract":"<div><p>An adaptive laser power control strategy for Selective Laser Melting (SLM) has been developed using data from a co-axial photodiode monitoring system with 200 KHz temporal resolution. A supervised machine learning based algorithm outputs variable laser power along the scanning path based on mechanistic features. The approach was implemented on a commercial machine and demonstrated an average 12 % reduction in porosity size and 65 % reduction in the standard deviation of porosity size measured by X-Ray Computed Tomography (CT) compared to parts built with constant laser power. This approach is scalable and its precalculated nature is compatible with regulatory concerns.</p></div>","PeriodicalId":55256,"journal":{"name":"Cirp Annals-Manufacturing Technology","volume":"73 1","pages":"Pages 149-152"},"PeriodicalIF":3.2,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141959427","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Formation mechanism of optical waveguide in α-Quartz by ultrashort pulse laser 超短脉冲激光在α-石英中形成光波导的机理
IF 3.2 3区 工程技术
Cirp Annals-Manufacturing Technology Pub Date : 2024-01-01 DOI: 10.1016/j.cirp.2024.04.077
Reina Yoshizaki , Tomohiro Fukui , Masayuki Nakao (1)
{"title":"Formation mechanism of optical waveguide in α-Quartz by ultrashort pulse laser","authors":"Reina Yoshizaki ,&nbsp;Tomohiro Fukui ,&nbsp;Masayuki Nakao (1)","doi":"10.1016/j.cirp.2024.04.077","DOIUrl":"10.1016/j.cirp.2024.04.077","url":null,"abstract":"<div><p>Optical waveguides are crucial in the development of integrated optical circuits. This study examines their formation in dielectric materials using ultrashort pulse laser direct writing. Emphasizing the significance of the processing parameters for writing low-loss waveguides, we explored the underlying mechanisms through in situ observations of internal modifications and a detailed analysis of electron density and refractive index changes. Employing a combination of pump-probe imaging and Mach-Zehnder interferometry, we reveal the dynamics of laser-induced modifications in quartz, highlighting the influence of spatial overlap and irradiation spacing. Our research offers insights into the micro-level phenomena that affect the overall waveguide performance, thereby providing enhanced fabrication methods.</p></div>","PeriodicalId":55256,"journal":{"name":"Cirp Annals-Manufacturing Technology","volume":"73 1","pages":"Pages 161-164"},"PeriodicalIF":3.2,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0007850624000891/pdfft?md5=e92adfcaca4e27ad87c43c9705ac021c&pid=1-s2.0-S0007850624000891-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141959428","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Reliable determination of interfacial heat transfer coefficients for hot sheet metal forming 可靠测定热金属板成型的界面传热系数
IF 3.2 3区 工程技术
Cirp Annals-Manufacturing Technology Pub Date : 2024-01-01 DOI: 10.1016/j.cirp.2024.03.007
L. Schell, E. Sellner, B. Heller, T. Wenzel, P. Groche (1)
{"title":"Reliable determination of interfacial heat transfer coefficients for hot sheet metal forming","authors":"L. Schell,&nbsp;E. Sellner,&nbsp;B. Heller,&nbsp;T. Wenzel,&nbsp;P. Groche (1)","doi":"10.1016/j.cirp.2024.03.007","DOIUrl":"10.1016/j.cirp.2024.03.007","url":null,"abstract":"<div><p>Non-isothermal hot forming processes are of great scientific and industrial interest to produce e.g. high-strength aluminum components for lightweight applications. The interfacial heat transfer coefficient (IHTC) is a key factor in the design of these forming processes. However, the IHTC values reported in the literature vary significantly, even for the same material combinations and load conditions. The present work reveals the causes of these variations by a combined experimental and model-based approach. It is shown that the measurement of dynamically changing blank temperatures and the determination of the die surface temperature are two core aspects of non-isothermal experimental IHTC analysis.</p></div>","PeriodicalId":55256,"journal":{"name":"Cirp Annals-Manufacturing Technology","volume":"73 1","pages":"Pages 237-240"},"PeriodicalIF":3.2,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0007850624000076/pdfft?md5=2f258360c2aa1b227f14977c1e3fe915&pid=1-s2.0-S0007850624000076-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141959438","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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