气枕

总结了气枕结构在ANSYS中找形的一般规律，并对正三角形，矩形，正六边形气枕结构进行了初始形态的找形。

Summed up the cushion structure in ANSYS to form-finding of the general laws , triangle , rectangular , hexagonal structure of the initial air cushion form-finding .

气枕式ETFE膜结构的初始形态分析

Initial form analysis of ETFE cushions

奥运场馆水立方的出现，使人们认识了ETFE气枕结构。

Olympic venues " Water Cube " have enabled people to understand the structure of ETFE cushions .

随着气枕式ETFE膜结构在北京2008奥运会国家游泳中心的大面积使用，这种结构形式在国内受到了越来越多的关注。

The ETFE cushions will be used in the building of national swimming centre for Beijing 2008 Olympic Games .

最后，本文采用Davenport谱生成了脉动风速时程，利用计算流体力学方法得到结构的风压系数，对气枕式膜结构进行了风致响应分析，得到了结构在风荷载作用下的反应特性。

The fluctuating wind speed with Davenport Spectrum is generated , and the pressure coefficients of structure are gotten by using Computational Fluid Dynamics method .

本文对气枕式ETFE膜结构的初始形态分析进行了研究。

Therefore this style of structure is coming to be paid more and more attentions . This paper is about the initial form analysis of ETFE cushions .

在受荷分析时，考虑六种给定的荷载工况，计算了ETFE薄膜气枕体积、内压的变动以及膜面的主应力。

In stress analysis , the changes of the volumes and the internal pressure , and the principle stresses of the ETFE cushions are calculated in which six load cases are considered .

对气枕式ETFE膜结构进行了全面的初始形态分析，详细进行了初始形态下的参数研究，得到了初始形态下膜面应力随气枕跨度、高度等参数变化的规律。

According this method a shape finding program is worked out with ANSYS and APDL , and a new shape finding method of ETFE air cushion membrane structure is offered for engineering design .

ETFE气枕作为一种新型的建筑围护结构，有轻质、透光、耐火性好等诸多优点。但是ETFE气枕结构没有现行的技术规范和依据来指导设计。

ETFE cushion structure as a new type of building envelope structure , have lightweight , translucent , fire-resistant good , and many other advantages , but the ETFE cushion structure does not have the current technical code to guide the design .

总结了结构设计理念和安全性准则，目的是对比几种不同的设计理念并找到一种最安全的准则。介绍了ETFE薄膜单层结构和双层气枕的模型设计与分析方法。

And summarizes structural design basis and safety criteria , the aim of that is to compare the different design concepts and find a minimum level of safety criteria to be used . Modelling and analysis of single layer ETFE foil structures and double layer ETFE foil cushion is introduced .

气枕压力对液氢贮箱热分层的影响规律

Influence rule of tank pressure on thermal stratification in liquid hydrogen tank

基于流固耦合方法的气枕式薄膜结构特性研究

The Research on Property of Air-inflated Membrane Structure Based on the Fluid-structure Method

气枕可以缓冲冲击力。

The air pillow can absorb the impact .

在气枕结构找形时，提出了两个关键因素，预应力和内压。

In the form-finding , put forward two key factors , pre-stressed , and internal pressure .

长方形气枕表面有三条大小深浅不同的横圆柱，排列呈波浪形状。

There are three cross-columns of different depths in the surface of the Air Pillow which are arranged flexuously .

气枕采用可降解的优质生物医用橡胶材料制造，使用舒适的充气胆作为枕芯。

Our Air Pillow is a gas filled pillow made of biodegradable medical rubber and is designed with comfort in mind .

进行了气枕结构的参数分析研究，得到了膜面应力和矢高、膜厚、矢跨比之间的关系。

Carried out the Parameters of cushion structure analysis and research has been the membrane surface stress and arrows high , film thickness , sPan ratio .

气枕能使大脑皮层细胞活动不活跃，进入休眠的状态，从而提高睡眠质量和效果。

The Air Pillow can stop activity of cerebral cortex during sleeping and come into resting status , thereby it improve quality and effect of sleeping .

头部枕入气枕后，由于接触面较大，更利于承托你的脊椎和头部，让你享受舒适的睡眠；

With our Air Pillow the contact area between head and pillow is increased which supports your neck vertebrae as well as your head enabling you to enjoy a really good " nights " sleep ;

本文在总结各型号火箭加注诸元计算方式的基础上，针对推进剂加注后温度变化以及运载火箭贮箱容积、推进剂密度、气枕的变化及其仿真技术进行研究。

In this article , on the basis of summarization of factor calculation methods of different style rockets , have done research on the change of temperature after pouring propellant , the change of rocket container capacity , density of propellant , and simulation technology .