Zobrazeno 1 - 10
of 363
pro vyhledávání: '"摩擦"'
Publikováno v:
Jianzhu Gangjiegou Jinzhan, Vol 26, Pp 72-79 (2024)
北京未来城学校教学楼的地上部分采用钢框架结构,并设置2道结构缝将造型奇特的教学楼分为3个部分。教学楼地下部分不设缝连为整体,采用钢筋混凝土框架结构。钢连廊跨度为33 m,采用2
Externí odkaz:
https://doaj.org/article/a398df3420114fdba5291fe815846fcb
Publikováno v:
Zhongguo youzhi, Vol 49, Iss 11, Pp 27-32,58 (2024)
旨在为生产质量更高、口感更佳的大豆基酸奶类产品提供理论指导,采用不同蛋白酶(木瓜蛋白酶、菠萝蛋白酶、中性蛋白酶、风味蛋白酶、胃蛋白酶)对大豆分离蛋白(SPI)进行限制性酶
Externí odkaz:
https://doaj.org/article/143a23d548c5475c904470683e84688f
Publikováno v:
Jianzhu Gangjiegou Jinzhan, Vol 26, Pp 20-28 (2024)
为系统研究梁柱采用自复位连接组合框架的抗震机理,选取预拉杆长度设置、PEC柱截面强弱轴布置和柱脚连接方式3个设计参数,设计制作了4榀PEC柱-钢梁梁柱摩擦耗能部分自复位连接组合框
Externí odkaz:
https://doaj.org/article/6528b9e2f32f44439b3846ee4dfc45dd
Publikováno v:
Jianzhu Gangjiegou Jinzhan, Vol 26, Pp 1-11 (2024)
由于大跨空间结构竖向振动问题突出,水平隔震支座难以有效控制结构的竖向地震响应。将摩擦摆水平隔震支座和空气弹簧-摩擦摆三维隔震支座应用于大跨度钢桁架中,分析钢桁架水平隔震
Externí odkaz:
https://doaj.org/article/415c25da454e43dea92a53c585e7a244
Publikováno v:
Jianzhu Gangjiegou Jinzhan, Vol 26, Pp 1-12 (2024)
基于可恢复功能的概念,提出了一种摩擦耗能型摇摆柱节点。阐述了该节点的构造形式并研究了其抗震性能。通过试验和数值模拟,分析了轴压比、弹簧刚度等参数对节点抗震性能的影响及
Externí odkaz:
https://doaj.org/article/eb3e70b68d8a47918b636935d9105d11
Publikováno v:
Xibei Gongye Daxue Xuebao, Vol 42, Iss 1, Pp 138-148 (2024)
Due to the characteristics of low stiffness, low air source pressure, and easy fluid saturation of the pneumatic servo system, the energy dissipation of the system during the working process is large, the system is easily affected by friction, and th
Externí odkaz:
https://doaj.org/article/8a2c9ebaafb544e0bcff87d255b13402
Publikováno v:
Jianzhu Gangjiegou Jinzhan, Pp 1-8 (2024)
提出了滑移施工呼吸效应的概念、定义以及滑移仿真分析的计算假定,明确了滑移结构与滑移支承结构之间的摩擦边界。在此基础上,进一步分析了边界转换、特别是结构抗弯刚度、滑轨间
Externí odkaz:
https://doaj.org/article/b4c014bc5c9d4fb2a001da1366cef180
Publikováno v:
Zhongguo youzhi, Vol 49, Iss 1, Pp 95-99 (2024)
为扩大大豆油的应用范围,采用脂肪酶Novozym435催化大豆油环氧化改性合成环氧大豆油,对环氧大豆油进行了红外光谱和核磁共振氢谱表征,并考察其流变学和摩擦学性能。结果表明:成功合
Externí odkaz:
https://doaj.org/article/1696649dcfdb481a97ebed5392836681
Publikováno v:
Kongjian kexue xuebao, Vol 43, Pp 899-906 (2023)
采用磁控溅射技术制备了Al:WS2薄膜。为考查不同气氛热冲击下Al:WS2薄膜摩擦学性能的响应机理,采用自行研制的温度交变真空摩擦试验机开展了真空、氮气及氧气气氛的–100~+250℃的热冲击
Externí odkaz:
https://doaj.org/article/5c73fb1bdaba4c12b3d9749af2e3816a
Publikováno v:
Jianzhu Gangjiegou Jinzhan, Vol 25, Pp 62-72 (2023)
综合形状记忆合金(shape memory alloy,SMA)材料和摩擦机制的优点,提出了一种具有耗能时序的变摩擦自复位阻尼器(self-centering variable friction damper with energy-dissipation sequences,SVFDES)。首先说
Externí odkaz:
https://doaj.org/article/746720097f8f4eaf98431f421720c1b4