This paper discusses the development of graphite/ epoxy antenna support structure for a communication satellite. 文中介绍通信卫星天线系统石墨/环氧支撑结构的研制技术。
The results show that structural dimension parameters greatly affect the modes of an antenna support structure. 分析结果表明,结构的尺寸参数对支撑结构的模态有着重要的影响。
Passive Shape Control of Space Antenna With Truss Support Structures 桁架结构天线型面的无源控制
To reduce the vibration response of antenna support shell for some satellite, the restricted damping layer was applied according to the theory of vibration dumping in this paper. 为减小某卫星天线支承筒的振动,根据阻尼减振原理,采用约束阻尼层方法进行减振处理。
A large antenna directional bias would be introduced by support jamming at the antenna which intensity was bigger than target echo signal under non-SSJ. 在非SSJ条件下,当导引头接收天线处远距支援干扰(SOJ)强于目标回波信号时,SOJ会引入较大的天线指向偏差。
It is very important that antenna target support structure and rigidity during antenna precision is measured in compact testing fields. 在紧缩场中进行天线测量,天线定位结构型式及整体刚度性能非常重要。
Connection Mode of Antenna Pedestal of Shipborne Radar with Mast Support 舰载雷达天线基座与桅杆支座的联接方式
A new deployable structure with folded-loop and folded-rib is presented in this thesis. In this kind of antenna, rigid structure applies the main shape, and the inflatable thin-membrane tubes and torus as support components for antenna. 本文以一种新的大型可展开天线结构为背景,研究了在这种以刚性肋结构为主要支架和充气圆管结构为支撑结构的天线中的充气圆管结构。
The connection modes of antenna pedestal of A-type, B-type and C-type radar on ship with mast support are introduced in this paper. The stress and strength of bolt connection are analysed, and some problems which must be considered in structure design are raised. 介绍了某型舰上A型、B型和C型雷达的天线基座与桅杆支座的联接方式,对螺栓联接的受力情况及其强度作了分析,提出结构设计中需要考虑的一些问题。
It is very important that antenna target support structure and rigidity during antenna precision measurement in microwave darkroom. Based on the precision effect and requirement, when structure suffered to maximum load, relationship of parameter between structure and distortion was provided. 介绍了在微波暗室里进行天线精度测量的基本原理,从结构受最大载荷变形后对天线测试台精度的影响这一角度出发,给出了结构参数和变形与整体刚度之间的关系。
Design and Analysis of Reducing Vibration Response by Damping to Some Antenna Support Shell 某天线支承筒阻尼减振设计与分析
Brief instruction for installing radio station antenna at the support of hydrology cableway 水文缆道支架上架设无线电台天线方法简介
Quality control and development of graphite/ epoxy antenna support structure for a communication satellite, including graphite/ epoxy thin-wall beam, joint and glass fiber/ epoxy ear pad, is discussed in this paper. 介绍了通信卫星天线系统石墨/环氧支撑结构包括石墨/环氧薄壁梁、接头和玻璃纤维/环氧耳片等的研制技术,构件的胶接组装技术与结构的质量控制。
In the end, we use the new algorithm to design the hexagon antenna array and to train the support vector machine in pattern recognition area, and obtain some favorable results, which also show that the new algorithm is effective. 最后,将本文提出的算法应用于两个实际问题:六边形阵列天线方向图优化设计问题和模式识别领域中的支持向量机训练问题,都取得了良好效果。
In this paper, Vivaldi UWB antenna is analyzed and designed from antenna structure, frequency-domain characteristic and time-domain characteristic three aspects, which is present good technology support for the design of the UWB antenna. 本文从天线的结构,频域特性和时域特性三个方面对Vivaldi超宽带天线进行了分析和设计,为超宽带天线的设计提供了良好的技术支持。
Compact Antenna Test Range ( CATR) has an important influence in antenna test field, which support an effective method to meet the restrictions in distance and environment in the testing field of high frequency antenna. 紧缩场天线测量系统(CompactAntennatestrange)是天线测量领域的重要研究方向,是高频率天线远场测量遇到空间及环境困难的一种解决方法。
Antenna structure is composed of reflector and antenna frame which is used to support the reflector. Reflector is the primary component of antenna structure to send and receive electromagnetism signal. So the surface precision of reflector direct influences the electromagnetic performance of antenna. 天线结构由反射面和支撑反射面的背架结构组成,其中反射面是天线发射和接收电磁信号的主要构件,其表面形状的精度直接影响着天线电磁性能的发挥。
Deployable structure is the backbone of the space deployable antenna, and it is the rigid support structure of the antenna. 可展开结构是空间可展开天线的背架,它是天线结构的刚性支撑。