To improve the explosion resistance capacity of protective structures, a new steel-concrete composite structure was proposed,which was consisted of profiled steel sheets,square steel tubes and reinforced concrete.
为了提高防护结构的抗爆炸性能,提出了压型钢板-方钢管钢筋混凝土组合结构。
In the paper, slope and protective structure in energy dissipation and atomization have been taken as research objects and spray rain and highly intensity hydraulic pressure produced by flood discharging have been taken as research influence factor.
本文以消能雾化区边坡和边坡防护结构为研究对象,以泄洪产生的雾化雨和高强水压为研究影响因素,对雾化扩散范围、雾化雨入渗条件下的边坡饱和-非饱和渗流场、边坡稳定、脉动水压下的防护结构的稳定、边坡失稳预测等一系列问题进行了研究。
To meet modern war\'s demand, some troop of our army has developed a new type of shallow buried fabricated protective structure.
为了适应现代战争的需要,我军某部队研制了一种新型浅埋装配式防护结构。
It put forward some protection measures and methods for the protection structure of the Ex equipments and also for some Ex equipments with special constructution.
提出了防爆电气设备的防护结构及某些具有特殊结构的防爆电气设备所采取的防护型式,分析了衬垫密封时存在的两种问题和注意事项,并对采用止口隔爆接合面、平面隔爆接合面时密封结构的设置位置进行了总结。
By analyzing its security arithmetic model,a general physical protection structure can be built up.
信息安全的基础是密码技术,而硬件密码组件(HCM)却是密码技术的载体、封装和防护;通过安全数学模型的分析,可建立其一般的物理防护结构;通过嵌入噪声随机数发生器、时间戳服务功能,可依据应用有效扩展防护强度,为开发高安全信息产品奠定基础。
The spacecraft protection requirements are given,and the project design and performance of the spacecraft protection structure are discussed.
概述了超高速撞击动力学的国内外研究背景;从超高速撞击厚板成坑、中厚板侵彻、薄板形成碎片云、模拟实验技术和数值模拟技术5个方面总结了超高速撞击动力学的研究进展情况;分析了超高速撞击对航天器的毁伤效应;给出了航天器的防护要求;讨论了航天器防护结构的方案设计和性能表征。
Reliability analysis of broadside defensive structure subjected to underwater explosion
水下爆炸载荷下舰船舷侧防护结构可靠性分析
By use of the finite element software LS-DYNA,under the same blast wave loading, numerical simulation is done for the response of common steel defensive structure and steel defensive structure with interlayer of aluminum foam.
运用大型有限元软件LS—DYNA,在相同爆炸冲击波作用下,对洞库口部普通钢板防护门和有泡沫铝夹层的钢板防护门两种防护结构的隔爆性能进行了数值模拟和对比分析,结果表明:有泡沫铝夹层的钢板防护门对爆炸冲击波有着良好的衰减特性。
It is proved that the new defensive structure is worth applying.
运用ANSYS大型有限元软件 ,对箱形钢板 钢筋混凝土组合结构这种新型的防护结构和普通钢筋混凝土结构在相同爆炸荷载下的响应进行了数值模拟和对比分析 ,得出了较满意的结果 ,说明该结构在抗爆炸领域中具有很高的应用价
Performance analysis for spacecraft shield structures against meteoroid and space debris;
航天器微流星体及空间碎片防护结构性能分析
Effects of bumper lateral size on high-velocity impact damage to Whipple shield;
防护板尺寸对Whipple防护结构撞击损伤影响的实验研究
Damage of high velocity impact on basalt fiber hybrid woven-Al Whipple shield;
玄武岩纤维布Whipple防护结构超高速撞击损伤分析
Meteoroid/Orbital Debris(M/OD)could cause severe damage or even catastrophic failure for its hypervelocity impact(HVI)on spacecraft wall,so great efforts have been devoted to developing such shielding structures as Whipple shield for spacecraft.
文章对目前所建立的Burch损伤经验公式与Schonberg-Williamsen穿孔经验公式进行了研究,比较了其各自特点;同时,基于上述模型提出了适用范围更广的弹丸超高速正撞击Whipple防护结构后墙的穿孔孔径经验公式,为航天器的灾难性失效分析提供有效的工具。
The Energy Absorbing Protection Structure of Ship under the Explosion Loading
爆炸载荷作用下的船用吸能防护结构
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
Design and Application of Ecological Protective Structure with Stonemesh
生态石笼网防护结构设计与施工应用
Study on the Members of the Shallow Buried Underground Protective Structure and the Effects of the Buffer Isolated Layer;
浅埋地下防护结构构件及缓冲隔层作用研究
Study on Hydrodynamic Characteristics and Safety of Protecting Structure in High Dam Plunge Pool
高坝消力塘水动力特性与防护结构的安全研究
Hypervelocity Impact Characteristic Investigation of Spacecraft Space Debris Shield Configuration;
航天器空间碎片防护结构超高速撞击特性研究
Research on Engineering Characteristics of Retaining Structures for Riverside Roadbed in Mountainous Area;
山区公路沿河路基防护结构的工程特性研究
Study on the Scour Mechanism of Protective Construction Induced by Unsteady Flow;
非平稳流对防护结构物的冲刷作用研究
On flexible protection and stiff protection for structure safety under explosive/impact loading
强动载荷下结构的柔性防护和刚性防护
Studies on the Structure Installation of Farmland Protective Forest in Maowusu Sandy Area
毛乌素沙地农田防护林结构配置研究
Design and Analysis of Metallic Thermal Protection System Attachment;
金属热防护系统连接结构设计与分析
Study on Structure and Growth of Shelter Forest in Maowusu Sand;
毛乌素沙地防护林结构与生长的研究
Fire Risk and Fireproof Protection of the Steel Construction building National key laboratory of the fire science of China Science & Technology University;
钢结构建筑的火灾危险性和防火保护
Protecting mechanism of anti-explosion structure under exploding load
爆炸荷载作用下抗爆结构的防护机理
Maintenance and Anti-Corrosion Coating for Steel Structure of River-Crossing Bridge
越江大桥钢结构的维护及其防腐涂装
Finite element analysis of structure improved of rubber fender front panel
橡胶护舷改良防冲板结构有限元分析
On the fireproof design and fire protection in steel structure buildings
钢结构建筑抗火设计及防火保护探讨
Fireproof protection and fireproof paints for steel structures;
钢结构防火保护及防火涂料技术的应用