| 平面-抛物面型薄膜天线形面及温度分析 | |
| Alternative Title | Reflector and Thermal Analysis of Plan-parabolic Membrane Antenna |
| 徐彦; 关富玲; 王宏建; 北京8701信箱 | |
| Department | 国家863计划微波遥感技术实验室 |
| Source Publication | 空间科学学报
 |
| 2009 | |
| Volume | 29Issue:5Pages:534-539 |
| ISSN | 0254-6124 |
| Language | 中文 |
| Keyword | 充气反射面 平面-抛物面型 形面分析 温度影响分析 |
| Abstract | 为了解决星载天线的大口径与运载工具整流罩有限体积,以及星载天线的重量与卫星平台和运载工具承载能力之间的矛盾,充气可展开结构技术是非常理想的选择.为实现高精度反射面,针对平面-抛物面型充气可展开天线反射面,进行弹性力学分析,得到反射面与充气气压,薄膜材料,边界条件之间的关系,以及形面和抛物面间存在的M形误差．在此基础上,探讨了天线在轨时温度变化对反射面形面的影响,提出了消除这种影响的两种方法.利用ANSYS分析结果对理论解进行验证,结果吻合. |
| Other Abstract | An a lte rna tive ana lytica l techn ique to s tudy a plane s tra in conso lida tion of a poroe lastic soil by tak ing in to accoun t the an iso tropy of permeab ility w as presen ted. From the gove rn ing equa tions of a sa tu ra ted p o roe las tic so il,the re la tionsh ip of bas ic va riab les for a point of a soil laye r w as es tab lished at between the ground su rface(z = 0)and the dep th z in the Lap laceFou rie r transfo rm ed dom a in. Com b ined w ith the bounda ry cond itions,an exact so lution w as derived fo r plane stra in Biot's conso lida tion of a f in ite so il laye r w ith an iso trop ic perm eab ility in the transfo rm dom a in.Nume rical inve rs ions of the Lap lace transfo rm and the Fou rie r transfo rm w e re adop ted to ob ta in the ac tual so lution in the p hys ical dom a in.Nume rical resu lts of p lane s tra in B io t’s conso lida tion for as ingle so il layer show s that the an iso trop y of permeab ility has great inf luence on the conso lida tion behavio r of the so ils. |
| Indexed By | CSCD |
| Funding Project | 中国科学院空间科学与应用研究中心 |
| Citation statistics | |
| Document Type | 期刊论文 |
| Identifier | http://ir.nssc.ac.cn/handle/122/1956 |
| Collection | 微波遥感部 |
| Corresponding Author | 北京8701信箱 |
| Recommended Citation GB/T 7714 | 徐彦,关富玲,王宏建,等. 平面-抛物面型薄膜天线形面及温度分析[J]. 空间科学学报,2009,29(5):534-539. |
| APA | 徐彦,关富玲,王宏建,&北京8701信箱.(2009).平面-抛物面型薄膜天线形面及温度分析.空间科学学报,29(5),534-539. |
| MLA | 徐彦,et al."平面-抛物面型薄膜天线形面及温度分析".空间科学学报 29.5(2009):534-539. |
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