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SUSTAINABLE NITROGEN MANAGEMENT FOR VEGETABLE PRODUCTION IN CHINA

《农业科学与工程前沿(英文)》 2022年 第9卷 第3期   页码 373-385 doi: 10.15302/J-FASE-2022455

摘要:

● Sustainable nitrogen management strategies for Chinese vegetable production are summarized.

关键词: enhanced-efficiency nitrogen fertilizer     integrated knowledge and products strategy     nitrogen rate     reactive nitrogen loss     vegetable     yield    

QUANTITATIVE STUDY ON ANTI-PEST ACTIVITY OF NATURAL PRODUCTS BASED ON VISUALIZATION FRAMEWORK OF KNOWLEDGE

《农业科学与工程前沿(英文)》 2023年 第10卷 第2期   页码 306-332 doi: 10.15302/J-FASE-2023488

摘要:

● Using visual analysis to predict the trend of natural product pest resistance.

关键词: anti-pest activity     crop protection     insect pest     natural product     visual analysis    

Integrated risk assessment framework for transformation products of emerging contaminants: what we know

《环境科学与工程前沿(英文)》 2023年 第17卷 第7期 doi: 10.1007/s11783-023-1691-3

摘要:

● A better risk assessment can combine the improved non-target analysis method.

关键词: Risk assessment frameworks     Transformation products     Emerging contaminants     High-throughput toxicity screening     Water treatment    

Knowledge-based competitive strategy using direct customer experience for automobile product development

Peter HODGES, Shuh Yuan LIOU,

《机械工程前沿(英文)》 2010年 第5卷 第1期   页码 33-46 doi: 10.1007/s11465-009-0080-3

摘要: The automobile product development (PD) design space continually increases in size and complexity. In this dynamic environment, firms must identify competitive strategies that maintain or increase financial return. Firms can compete on several factors including price/cost, time-to-market, or differentiation (e.g., function or quality). Here, we envision that differentiation through expertise in integration can be a successful strategy in the automotive industry. Expertise in integration requires attention to knowledge management, which is crucial for competitive advantage []. A key component of the PD process is the acquisition of data about customers’ responses to vehicle performance and the rapid use of that information in the development of new products. The paper proposes a system for collecting near real-time data about responses to vehicle performance and its integration with recent developments in design and analysis. The proposed system would collect customer psychophysical response data, correlate it with vehicle parameter response data, and apply this information with feasible design automation to provide reduced cycle time, improved quality, and greater customer satisfaction. The paper discusses some relevant technological and legal constraints and concludes that such a system is feasible, can provide a near-term competitive advantage, and in the long-term, in some form, will be necessary for success.

关键词: product development     strategy     knowledge management    

我国农产品加工战略研究

孙宝国,王静,谭斌

《中国工程科学》 2016年 第18卷 第1期   页码 48-55 doi: 10.15302/J-SSCAE-2016.01.007

摘要:

农产品加工是把农产品按其用途分别制成成品或半成品的生产过程。食品产业是农产品加工业的核心组成部分。现代食品产业发展的整体技术水平和现代化程度往往是一个民族、一个国家或一个区域(地区)经济社会发展和文明进步程度的重要标志。本文阐述了我国食品产业发展的战略背景、分析了当今我国食品产业发展面临的机遇与挑战,剖析了目前我国食品产业发展存在的问题,提出了我国食品产业的发展战略。

关键词: 农产品加工     食品产业     发展战略    

新一代人工智能引领下的智能产品与装备

谭建荣,刘振宇,徐敬华

《中国工程科学》 2018年 第20卷 第4期   页码 35-43 doi: 10.15302/J-SSCAE-2018.04.007

摘要:

智能产品与装备是智能制造和服务的价值载体、技术前提和物质基础。智能产品与装备的内涵体现在两个辩证的方面:一是智能技术的产品化,主要体现在物联网、大数据、云计算、边缘计算、机器学习、深度学习、安全监控、自动化控制、计算机技术、精密传感技术、GPS定位技术等的综合应用;二是传统产品的智能化,借势新一代人工智能,赋予传统产品以更高智慧,在智能制造装备、智能生产、智能管理等方面注入强劲生命力和发展动能。在广泛科学调研和已有研究基础上,结合《中国制造2025》的十大重点领域及《人工智能三年行动计划》等宏观政策,拟定了智能产品与装备的十二大装备领域。研究表明,新一代智能产品与装备以知识工程为核心,以自感应、自适应、自学习和自决策为显著特征。未来将重点发展该领域的十大关键技术。

关键词: 智能产品与装备     知识工程     智能状态感应     智能变异适应     智能知识学习     智能控制决策    

Machine learning in building energy management: A critical review and future directions

《工程管理前沿(英文)》 2022年 第9卷 第2期   页码 239-256 doi: 10.1007/s42524-021-0181-1

摘要: Over the past two decades, machine learning (ML) has elicited increasing attention in building energy management (BEM) research. However, the boundary of the ML-BEM research has not been clearly defined, and no thorough review of ML applications in BEM during the whole building life-cycle has been published. This study aims to address this gap by reviewing the ML-BEM papers to ascertain the status of this research area and identify future research directions. An integrated framework of ML-BEM, composed of four layers and a series of driving factors, is proposed. Then, based on the hype cycle model, this paper analyzes the current development status of ML-BEM and tries to predict its future development trend. Finally, five research directions are discussed: (1) the behavioral impact on BEM, (2) the integration management of renewable energy, (3) security concerns of ML-BEM, (4) extension to other building life-cycle phases, and (5) the focus on fault detection and diagnosis. The findings of this study are believed to provide useful references for future research on ML-BEM.

关键词: building energy management     machine learning     integrated framework     knowledge evolution    

定制化产品智能设计关键技术研究综述

张树有, 徐敬华, 苟华伟, 谭建荣

《工程(英文)》 2017年 第3卷 第5期   页码 631-640 doi: 10.1016/J.ENG.2017.04.005

摘要:

大数据和信息物理系统(CPS)等技术的发展使人们对产品设计的需求增加。产品数字设计包括使用先进的数字技术完成产品设计过程,如几何建模、运动学和动态仿真、多学科耦合、虚拟装配、虚拟现实(VR)、多目标优化(MOO)以及人机交互。定制产品智能设计的关键技术包括:客户需求的描述与分析、客户基础的产品族设计(PFD)、定制产品的配置和模块化设计、定制产品的变型设计,以及产品智能设计的知识推送。定制产品智能设计的发展趋势包括定制产品的大数据驱动智能设计技术和定制的设计工具和应用。通过计算机的高精度数控机床设计,我们验证了该方法的有效性。

关键词: 定制化产品     用户需求     变形设计     智能设计     知识推送    

水产养殖产品精制加工与质量安全发展战略研究

薛长湖,翟毓秀,李来好,熊善柏,姚琳,李兆杰

《中国工程科学》 2016年 第18卷 第3期   页码 43-48 doi: 10.15302/J-SSCAE-2016.03.007

摘要:

本文基于对我国养殖水产品精制加工和质量安全现状、存在问题的客观分析,提出了“构建以加工引导养殖、保障消费的现代水产业发展新模式,促进养殖、加工与物流业同步发展”“完善科研经费投入体制,构建以加工引导养殖、以加工保障消费的渔业科技创新体系”“强化源头创新,研发关键配套技术,解决水产加工产业发展的瓶颈问题”及“加强顶层设计,增强政策、法律法规与科研项目引导,切实保障养殖水产品质量安全”等促进水产品加工业健康发展的建议,并提出了发展我国水产品加工产业的关键技术,为推动我国水产业转型升级、实现现代化提供理论支撑。

关键词: 水产加工     质量安全     发展战略    

Chord error constraint based integrated control strategy for contour error compensation

Tie ZHANG, Caicheng WU, Yanbiao ZOU

《机械工程前沿(英文)》 2020年 第15卷 第4期   页码 645-658 doi: 10.1007/s11465-020-0601-7

摘要: As the traditional cross-coupling control method cannot meet the requirements for tracking accuracy and contour control accuracy in large curvature positions, an integrated control strategy of cross-coupling contour error compensation based on chord error constraint, which consists of a cross-coupling controller and an improved position error compensator, is proposed. To reduce the contour error, a PI-type cross-coupling controller is designed, with its stability being analyzed by using the contour error transfer function. Moreover, a feed rate regulator based on the chord error constraint is proposed, which performs speed planning with the maximum feed rate allowed by the large curvature position as the constraint condition, so as to meet the requirements of large curvature positions for the chord error. Besides, an improved position error compensation method is further presented by combining the feed rate regulator with the position error compensator, which improves the tracking accuracy via the advance compensation of tracking error. The biaxial experimental results of non-uniform rational B-splines curves indicate that the proposed integrated control strategy can significantly improve the tracking and contour control accuracy in biaxial contour following tasks.

关键词: cross-coupling controller     contour error     tracking error     position error compensator     feed rate regulator    

中国综合交通工程科技2035发展战略研究

张军,王云鹏,鲁光泉

《中国工程科学》 2017年 第19卷 第1期   页码 43-49 doi: 10.15302/J-SSCAE-2017.01.007

摘要:

在社会经济快速发展以及新一代信息技术深度应用与跨界融合的新形势下,综合交通工程科技发展依然面临着安全、高效和环保等方面的重大挑战。本文针对我国经济社会和交通运输发展的重大需求,从全面剖析国内外综合交通工程科技领域发展的状况出发,凝练面向我国综合交通工程科技2035发展战略,树立以网联化、协同化、智慧化为核心的发展思路,确定战略目标、重点任务、发展路径、重大工程及重大工程科技专项等。研究成果对科学谋划我国综合交通工程科技的跨越式发展具有重要的参考价值。

关键词: 综合交通     2035年     工程科技     战略规划    

钱学森创立知识密集型草产业的划时代贡献

李毓堂

《中国工程科学》 2002年 第4卷 第1期   页码 15-22

摘要:

文章论述了钱学森提出创建知识密集型草产业的历史背景、科学内涵、理论意义、应用成果和在21世纪中国可持续发展战略中的重要作用,并根据钱老的主张,提出当前启动全国大规模草产业工程必须创新管理机制。

关键词: 钱学森     知识密集型草产业     草业系统工程     可持续发展战略    

Standard model of knowledge representation

Wensheng YIN

《机械工程前沿(英文)》 2016年 第11卷 第3期   页码 275-288 doi: 10.1007/s11465-016-0372-3

摘要:

Knowledge representation is the core of artificial intelligence research. Knowledge representation methods include predicate logic, semantic network, computer programming language, database, mathematical model, graphics language, natural language, etc. To establish the intrinsic link between various knowledge representation methods, a unified knowledge representation model is necessary. According to ontology, system theory, and control theory, a standard model of knowledge representation that reflects the change of the objective world is proposed. The model is composed of input, processing, and output. This knowledge representation method is not a contradiction to the traditional knowledge representation method. It can express knowledge in terms of multivariate and multidimensional. It can also express process knowledge, and at the same time, it has a strong ability to solve problems. In addition, the standard model of knowledge representation provides a way to solve problems of non-precision and inconsistent knowledge.

关键词: knowledge representation     standard model     ontology     system theory     control theory     multidimensional representation    

农产品智慧物流发展研究

韩佳伟,李佳铖,任青山,赵春江,杨信廷

《中国工程科学》 2021年 第23卷 第4期   页码 30-36 doi: 10.15302/J-SSCAE-2021.04.004

摘要:

农产品采后供应链信息化与智能化发展滞后是导致流通效率偏低、品质损失严重的主要因素,谋划我国农产品智慧物流发展是提升农产品产后附加值的迫切需求。本文分析了农产品智慧物流的需求,梳理了农产品智慧物流发展现状,凝练了信息化、标准及质量、人才等方面存在的问题;立足国情,论证提出了 2035 年我国农产品智慧物流的发展目标与重点任务。研究表明,加强政策扶持、标准化体系建设、人才培养,是实现农产品智慧物流健全发展的关键基础与保障;信息技术的不断升级与应用拓展,推动了我国农产品传统物流向农产品智慧物流的转型升级;智能化、一体化、绿色化的供应链将是未来农产品智慧物流的主要发展方向。相关研究可为农产品物流行业的整体运营效率改善、服务质量升级提供基础性参照。

关键词: 农产品     智慧物流     信息化     政策法规     核心技术     公共信息平台     2035    

Screening of indicator pharmaceuticals and personal care products in landfill leachates: a case study

《环境科学与工程前沿(英文)》 2023年 第17卷 第9期 doi: 10.1007/s11783-023-1716-y

摘要:

● A systematic framework was developed to identify i-PPCPs for landfill leachate.

关键词: Landfill leachates     PPCPs     Indicator     Screening criteria     Source-specificity    

标题 作者 时间 类型 操作

SUSTAINABLE NITROGEN MANAGEMENT FOR VEGETABLE PRODUCTION IN CHINA

期刊论文

QUANTITATIVE STUDY ON ANTI-PEST ACTIVITY OF NATURAL PRODUCTS BASED ON VISUALIZATION FRAMEWORK OF KNOWLEDGE

期刊论文

Integrated risk assessment framework for transformation products of emerging contaminants: what we know

期刊论文

Knowledge-based competitive strategy using direct customer experience for automobile product development

Peter HODGES, Shuh Yuan LIOU,

期刊论文

我国农产品加工战略研究

孙宝国,王静,谭斌

期刊论文

新一代人工智能引领下的智能产品与装备

谭建荣,刘振宇,徐敬华

期刊论文

Machine learning in building energy management: A critical review and future directions

期刊论文

定制化产品智能设计关键技术研究综述

张树有, 徐敬华, 苟华伟, 谭建荣

期刊论文

水产养殖产品精制加工与质量安全发展战略研究

薛长湖,翟毓秀,李来好,熊善柏,姚琳,李兆杰

期刊论文

Chord error constraint based integrated control strategy for contour error compensation

Tie ZHANG, Caicheng WU, Yanbiao ZOU

期刊论文

中国综合交通工程科技2035发展战略研究

张军,王云鹏,鲁光泉

期刊论文

钱学森创立知识密集型草产业的划时代贡献

李毓堂

期刊论文

Standard model of knowledge representation

Wensheng YIN

期刊论文

农产品智慧物流发展研究

韩佳伟,李佳铖,任青山,赵春江,杨信廷

期刊论文

Screening of indicator pharmaceuticals and personal care products in landfill leachates: a case study

期刊论文