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工厂里的AI“打工人”,干得咋样
Ke Ji Ri Bao· 2025-06-24 08:46
工人在亨通集团绿色光纤预制棒智能制造生产车间忙碌。新华社发(亨通集团供图) 科沃斯机器人股份有限公司展厅内,一台台机器人拿出看家本领,炒菜、扫地样样精通;思必驰科 技股份有限公司展厅里,智能摄像头识别会议发言人位置并自动追踪,实时生成会议纪要……这是科技 日报记者近日参加工业和信息化部"新型工业化媒体调研行"华东站活动时看到的场景。 如今,人工智能(AI)走入车间、走上核心岗位,深刻改变着生产方式。AI赋能千行百业的美好 愿景正逐步成为现实。 AI加速落地轻工业场景 一杯牛奶,从牧场到消费者手中的每个流程,都能通过AI实现追溯。在光明乳业股份有限公司 (以下简称"光明乳业")华东工厂中控中心,记者切身感受AI给牛奶产业带来的变化。 "每袋鲜奶涉及54个关键节点。"光明乳业数字化中心高级经理徐剑华介绍,依托AI算法和可穿戴设 备,奶牛健康状况可实时更新,系统甚至能提前24小时预测奶牛发情期,将配种效率提升15%。 光明乳业正在将AI深度嵌入产业链各环节。在饲喂环节,TMR(全混合日粮)精准饲喂系统可根 据奶牛进食数据自动优化饲料配比,将饲料利用率提升12%,年节省成本近800万元;在生产环节,AI 智能温控系统 ...
东阿吉电能源:四年实践验证供热商品化改革可行路径
Zhong Guo Jing Ji Wang· 2025-05-16 08:22
原标题:供热计量再显节能成效,"东阿模式"引领供热变革新风尚 在双碳战略深入实施的背景下,东阿吉电能源有限公司以创新实践交出了一份今冬供热计量节能降 碳亮眼成绩单。2024年-2025年供暖季数据显示,热计量小区整体节能率达34.3%,相当于减少标煤消耗 1.57万吨,降低二氧化碳排放4.09万吨。这些数据正是"东阿模式"成效的最佳注脚。作为国内智慧供热 计量的先行企业,公司用四年实践验证了供热商品化改革的可行路径。 在智慧供热的实践中,每户配备的智能温控系统如同"热量调节器",用户可通过手机APP自主调 控,实时查看用热数据。系统设置工作、外出、休息、老人、全关五种模式,智能调节阀门开度。"利 用这个APP,我们出门后就可以调低室内温度,等我们下班前,再把温度提上来,特别方便,而且还能 省一大笔钱。像我们家103.4平方,依照往年按面积收费的方式,得交2068元,自从安装了分户计量供 热表后,四个月的供暖费直接省了671.83元。"凯旋城小区用户万先生高兴的说。据东阿智慧供热指挥 中心数据显示,凯旋城小区本供暖季92.48%热用户节省热费支出,最高用户节省比例达68.43%。这 种"用多少热,花多少钱"的消 ...
智能拼装,建设跨江巨“弓”
Core Viewpoint - The construction of the Chengyu Central Line High-Speed Railway, particularly the Jianyang Tuojiang Grand Bridge, is a significant engineering project that utilizes an innovative thrust-free arch bridge design to enhance efficiency and reduce construction costs while meeting navigational requirements [1][3][4]. Design and Engineering Challenges - The design of the thrust-free arch bridge was chosen due to the poor load-bearing capacity of the mudstone and sandstone geological conditions along the Tuojiang River, which made conventional thrust bridges unsuitable [3][4]. - The design team faced a critical decision between a thrust-free arch bridge and a cable-stayed bridge, ultimately opting for the former due to its lower excavation volume, shorter construction period, and reduced costs despite less design experience [4]. Digital Modeling and Construction Techniques - The project employs Building Information Modeling (BIM) and virtual assembly technology to enhance the efficiency of assembling the arch ribs, which are composed of multiple steel pipes filled with concrete [5][6][8]. - The construction team utilizes a smart monitoring system based on BIM to ensure precise lifting and assembly of the 2,400-ton steel arch segments, achieving millimeter-level accuracy in height control during the lifting process [9]. Quality Control Measures - The bridge incorporates approximately 72,000 high-strength bolts, with an intelligent tightening system ensuring each bolt is tightened to the correct torque, thus preventing issues such as under-tightening or over-tightening [10][11]. - An intelligent temperature control system is implemented to monitor and adjust the cooling of concrete during pouring, mitigating the risk of cracking due to temperature differentials [12]. Project Timeline and Future Outlook - The Jianyang Tuojiang Grand Bridge is expected to be completed in the second half of this year, with the first high-speed train anticipated to traverse the bridge shortly after its completion [12].
热泵市场规模有望破千亿
Zhong Guo Hua Gong Bao· 2025-05-09 02:42
中化新网讯 "热泵正逐步替代传统燃煤锅炉。据中研普华产业研究院预测,到2025年,我国热泵市场规 模有望突破千亿元,其中光伏热泵细分赛道年增速预计超过50%。"在近日于上海新国际博览中心举行 的第三十六届国际制冷、空调、供暖、通风及食品冷冻加工展览会上传递出这一信息。 本届展会上还出现了一个新场景:展商们把融入自研"看家技术"的主流大型设备搬到了现场。一台台精 密的热泵机组嗡嗡运转、数据中心冷却系统闪烁着蓝光、冷链物流装备整齐排列、AI控制的智能温控 系统正实时调整参数。 在青岛北冰洋科技公司展区,一台多工况应用大压比离心机组正模拟演示着以企业自研的双轴伸大压比 离心压缩机实现单电机驱动下的多级压缩。另一台复叠离心式超高温机组,则可实现高温出水达 140℃,亦可实现蒸汽制取,能满足化工与石油炼化、食品与饮料加工等多种场景的高温需求。相比传 统锅炉,该设备采用低温级循环从环境余热中提取热量,确保高效稳定的强力供能。该公司总经理王进 杰介绍说,传统热泵技术受制于压缩机和冷媒性能,出水温度多停留在60℃至80℃区间,难以满足工业 高温需求。而北冰洋99℃大压比热泵离心机组通过超高效离心压缩机技术、新型环保冷媒适配与 ...
直击2025中国制冷展:制冷暖通行业由“大”向“强”迈进
Zheng Quan Ri Bao· 2025-04-28 18:38
Core Insights - The 2025 China Refrigeration Exhibition showcased significant advancements in the refrigeration and air conditioning industry, with a record scale and participation from nearly 1,200 exhibitors from 32 countries, indicating a growing interest from foreign buyers [1][2] - The industry is transitioning from "scale expansion" to "quality improvement," driven by global energy transformation and AI technology, positioning China as a leader in intelligent manufacturing [1][6] Industry Trends - The exhibition highlighted the increasing popularity of heat pumps and cold chain equipment among overseas buyers, reflecting a shift in demand towards energy-efficient technologies [2] - Key technologies such as heat pump systems, data center cooling, and intelligent equipment are emerging as industry highlights, with companies making breakthroughs in clean heating and energy storage [3][5] Technological Innovations - Qingdao Beiyang Technology introduced a high-temperature heat pump system capable of reaching water temperatures of 99°C, addressing industrial high-temperature needs and marking a significant technological breakthrough [4] - Haier Smart Home showcased the world's first gas suspension heat pump centrifugal unit, which can reduce maintenance costs and achieve a 30% energy saving through AI technology [4] Market Dynamics - The heat pump market in China is projected to exceed 100 billion yuan by 2025, with specific segments like photovoltaic heat pumps expected to grow at an annual rate of over 50% [5] - The cold chain market is rapidly evolving, driven by demand from fresh e-commerce and pharmaceuticals, although challenges such as fragmentation remain [5][6] International Expansion - Companies are increasingly focusing on international markets, with strategies including acquiring European heat pump firms and establishing production bases in countries like Brazil and Indonesia to mitigate tariff risks [7][8] - The 2025 China Refrigeration Exhibition plans to set up overseas sub-exhibitions, starting in Saudi Arabia, to tap into the growing construction market in the Middle East and Southeast Asia [8]