自2016年初江苏仪化信息技术公司完成了总部ERP大集中实施推广项目,并成功上线运行。总部对ERP规范化应用的要求很严格,而EM模块业务量大、检查点多,仅依靠关键用户手工查错,纠错效率低而且易漏项。DT时代数据是决定企业兴衰的最核心资...自2016年初江苏仪化信息技术公司完成了总部ERP大集中实施推广项目,并成功上线运行。总部对ERP规范化应用的要求很严格,而EM模块业务量大、检查点多,仅依靠关键用户手工查错,纠错效率低而且易漏项。DT时代数据是决定企业兴衰的最核心资产,基于企业各层级数据的挖掘分析与应用将成为下一步信息化工作的核心内容。在如今的大数据时代,企业数据仓库(Enterprise Data Warehouse,EDW)普遍存在于各种企业BI(Business Intelligence)项目中。笔者以"EM规范化应用及绩效分析系统"建设为例,介绍ERP大集中后基于EDW构建企业数据挖掘分析与应用平台方面所做的探索与尝试。展开更多
Energy diaphragm walls(EDWs)harness shallow geothermal energy through the internal circulation of fluid in heat exchange pipes,thereby providing buildings with energy-efficient,low-carbon,and sustainable energy soluti...Energy diaphragm walls(EDWs)harness shallow geothermal energy through the internal circulation of fluid in heat exchange pipes,thereby providing buildings with energy-efficient,low-carbon,and sustainable energy solutions.However,the influencing factors of EDWs are complex and are subject to the coupling effects of multiple physical fields.To deeply understand the operational mechanism of EDWs and promote the development and engineering application of this technology,this paper comprehensively reviews the current state of research on engineering cases,experimental studies,and numerical calculations concerning heat exchange efficiency,thermodynamic behavior,analysis/design methods,and multi-field coupling of the walls.A review of previous research indicates:1)the optimal spacing between HEPs in EDWs can be designed based on the anticipated geothermal energy extraction cost;2)the stress caused by temperature changes in the wall is greater than that caused by excavation,and the thermal stress within the wall is unevenly distributed,leading to the creation of bending moments;3)reducing the spacing between pipes can improve heat exchange efficiency in the short-term,but has minimal long-term impact and increases costs.This work can provide technical references and directions for development for researchers and related practitioners.展开更多
文摘自2016年初江苏仪化信息技术公司完成了总部ERP大集中实施推广项目,并成功上线运行。总部对ERP规范化应用的要求很严格,而EM模块业务量大、检查点多,仅依靠关键用户手工查错,纠错效率低而且易漏项。DT时代数据是决定企业兴衰的最核心资产,基于企业各层级数据的挖掘分析与应用将成为下一步信息化工作的核心内容。在如今的大数据时代,企业数据仓库(Enterprise Data Warehouse,EDW)普遍存在于各种企业BI(Business Intelligence)项目中。笔者以"EM规范化应用及绩效分析系统"建设为例,介绍ERP大集中后基于EDW构建企业数据挖掘分析与应用平台方面所做的探索与尝试。
基金supported by the National Natural Science Foundation of China(Grant No.52378406).
文摘Energy diaphragm walls(EDWs)harness shallow geothermal energy through the internal circulation of fluid in heat exchange pipes,thereby providing buildings with energy-efficient,low-carbon,and sustainable energy solutions.However,the influencing factors of EDWs are complex and are subject to the coupling effects of multiple physical fields.To deeply understand the operational mechanism of EDWs and promote the development and engineering application of this technology,this paper comprehensively reviews the current state of research on engineering cases,experimental studies,and numerical calculations concerning heat exchange efficiency,thermodynamic behavior,analysis/design methods,and multi-field coupling of the walls.A review of previous research indicates:1)the optimal spacing between HEPs in EDWs can be designed based on the anticipated geothermal energy extraction cost;2)the stress caused by temperature changes in the wall is greater than that caused by excavation,and the thermal stress within the wall is unevenly distributed,leading to the creation of bending moments;3)reducing the spacing between pipes can improve heat exchange efficiency in the short-term,but has minimal long-term impact and increases costs.This work can provide technical references and directions for development for researchers and related practitioners.
