The main component of polyurethane foam and the technique were studied to develop a rigid polyurethane foam(PUF) which could be used in the sandwich structure.
针对夹层结构的特点,通过对聚氨酯泡沫的各主要组分及发泡工艺的研究,研制出了一种适用于夹层结构的硬质聚氨酯泡沫。
With the introduction of composite sandwich structure,the paper presents the properties of the common core materials,including aluminum honeycomb,NOMEX honeycomb and foam.
在分析夹层结构的基础上,概述了常用芯材包括铝蜂窝、NOMEX蜂窝和聚甲基丙烯酰亚胺泡沫塑料的性能和特点,介绍了刚性泡沫夹层结构常用的成型工艺,详细阐述了刚性泡沫夹层结构的模压共固化成型工艺及相关参数的选定。
This paper reviews characteristics of the process and performance of sandwich structures with different cellular solids core and FRP skins.
本文从制造工艺和材料性能等角度评述了FRP高性能夹层结构用芯材的特性,认为不同的多孔固体芯材在高性能夹层结构中是不可替代的,它们之间互为补充。
Shear properties of X-Z-pin reinforced foam core sandwich;
X状Z-pin增强泡沫夹层结构的剪切性能
Progress of Moulding Technology of Resin-matrix Composite/foam Plastic Sandwich;
树脂基复合材料/泡沫塑料夹层结构成型技术研究进展
X-shape Z-pin reinforced sandwich is a novel structural core material.
综合考虑了面板对横向增强Z-pin的不同约束情况,结合空间网架结构和等效夹杂方法,提出了X状Z-pins增强泡沫夹层结构剪切刚度的预报模型,经实际计算后与已有的实验值和有限元模拟值比较,证明该方法具有足够的工程精度。
Through the theoretical analysis of the flexural properties of FRP honeycomb sandwich construction, it proves that the values of theory and test agree well.
本文对玻璃钢蜂窝夹层结构板的弯曲试验结果 (四边简支和四边固支 )进行理论分析 ,理论值与试验值符合得很好。
This paper gives all properties of composites and honeycomb core, which can be used for design of compsites products, particularly, for computer design of sandwich construction products with honeycomb core, they are very important for military products.
本文给出复合材料及蜂窝芯的全部力学性能,可以用于复合材料产品设计,特别是适用于蜂窝夹层结构产品的计算机设计,对于军用产品显得更重要。
In order to meet the development needs of high speed ships which use sandwich construction,many light weight construction core materials with high performance have been exploited in these days.
夹层结构是FRP/CM(纤维增强塑料)舰船的一个重要发展方向。
The study on interlayer structure and its distribution on two levels-between monolayers and .
在岩心、测井等资料分析的基础上,识别出宝北区块沉积和成岩成因的4种夹层类型:泥岩夹层、煤质夹层、致密夹层、钙质夹层,并从单层间和单层砂体内2个层次对夹层结构和展布规律进行了详细研究,旨在为油田生产开发提供地质依据。
The characteristics of the composite interlayer structure is described.
描述复合材料夹层结构的特点,阐述利用MSCPatran建立复合材料泡沫夹层结构有限元模型的步骤与方法,简单阐述后处理方法,并通过一个实例与理论解进行的比较验证该方法的准确性。
This article analyzes preperation principle, materals selection, production process of polyurethane rigid foamed plastics, describes recovery method of its waster, and introduces basic performances and main application field of the rigid foamed plastics core and interlayer structure, puts emphasis on its importance as used for load-bearing structure.
全面分析聚氨酯硬质泡沫塑料的制备原理、组料选择、生产工艺过程和废弃回收再生方法 ,介绍这种硬泡芯材和夹层结构的基本性能特点和主要应用领域 ,强调其作为承载结构的重要性。
brazed all honeycomb sandwich
铜焊全金属蜂窝夹层结构
Test method for flexural properties of sandwich constructions
GB/T1456-1988夹层结构弯曲性能试验方法
Test method for edgewise compressive properties of sandwich constructions
GB/T1454-1988夹层结构侧压性能试验方法
Test method for climbing drum peel of sandwich constructions
GB/T1457-1988夹层结构滚筒剥离试验方法
Optimal Design of Composite Wing Beam with Honeycomb Sandwich
复合材料蜂窝夹层结构翼梁优化设计
The FEA of a kind of helicopter′s honeycomb sandwich composite
某型直升机蜂窝夹层结构有限元分析
Finite Element Modeling Analysis of Compressive Modulus About X-cor Sandwich
X-cor夹层结构压缩模量有限元分析
Application of Foam Sandwich Structure in Aircraft Secondary Load-Carrying Structure
泡沫夹层结构在飞机次承力结构中的应用
Base on the special structure, XIR laminate glass can effectively reduce the noise disturbance.
基于XIR夹层玻璃特殊的夹层结构，可以有效降低噪声干扰。
Design and Mechanical Analysis of Double-Layer Metallic Honeycomb Sandwich Structure;
双层金属蜂窝夹层结构的设计与力学分析
The first planar optical guides which utilized different material composition were liquidquartz sandwiches and epoxy-glass sandwiches.
利用不同材料成分制成的最初的平面光波导就是液体-石英夹层结构和环氧树脂-玻璃夹层结构。
Test method for water absorption of sandwich constructions or cores
GB/T14207-1993夹层结构或芯子吸水性试验方法
Test method for density of nonmetal sandwich constructions or cores
GB/T1464-1987非金属夹层结构或芯子密度试验方法
Hierarchical Structure of Barrier beds and Interbeds in Braided River Reservoirs
辫状河储层中隔夹层的层次结构分析
Only synchronize folder hierarchy under Inbox.
只同步收件箱内的文件夹层次结构。
Stress Analysis of Sandwich Pavement Structure on Soft-soil Foundation
软土地基上夹层路面结构的应力分析
Direct design of FPSO based on honeycomb sandwich panel
基于蜂窝式夹层板PFSO结构直接设计
Application of Sandwich Panel in Anti-shock Design of Warship’s Side Structure
夹层板在舰船舷侧防护结构中的应用