›› 2016, Vol. 36 ›› Issue (5): 72-.doi: 10.16708/j.cnki.1000-758X.2016.0060

• 技术交流 • 上一篇    下一篇

临近空间飞艇艇库外约束及稳定性分析

张泰华, 姜鲁华, 张冬辉, 王立祥   

  1. 1中国科学院光电研究院,北京100094
    2中国科学院大学,北京100049
    3中国科学院高能物理研究所,北京100049
  • 收稿日期:2016-03-03 修回日期:2016-04-07 出版日期:2016-10-25 发布日期:2016-08-22

Constraintandstabilityanalysisofnearspaceairshipoutsidehangar

ZHANG  Tai-Hua, JIANG  Lu-Hua, ZHANG  Dong-Hui, WANG  Li-Xiang   

  1. 1AcademyofOptoElectronics,ChineseAcademyofSciences,Beijing100094,China 2UniversityofChineseAcademyofScience,Beijing100049,China
    3InstituteofHighEnergyPhysics,ChineseAcademyofSciences,Beijing100049,China
  • Received:2016-03-03 Revised:2016-04-07 Online:2016-10-25 Published:2016-08-22

摘要: 临近空间飞艇在发放前通常停放在艇库内,一旦离开艇库就不可避免地受到艇库外天气,尤其地面风的影响,不仅影响飞艇发放操作的快捷和安全,而且还事关飞行试验的成败。文章建立了大型飞艇在地面受两侧约束时的力学模型,采用动力学方法,分析了受到地面风作用时飞艇的姿态和约束拉力的变化,得到地面风起时和风速稳定后的解析解,评估了飞艇受到地面风作用时的稳定性和安全性。通过分析得到在两侧约束条件下飞艇对正向风和侧风的承受极限,为临近空间飞艇采用两侧约束方式的可行性提供了判据,也为今后发展临近空间飞艇发放技术提供借鉴。

关键词: 临近空间飞艇, 高空长航时演示验证飞艇, 约束力, 稳定性分析, 发放技术

Abstract: Typically,thenearspaceairshipparksinthehangarbeforelaunch.Assoonasnearspaceairshipleavesitshangaritwillbeaffectedbytheweatherandparticularlybythewind,whichnotonlyaffecttherapidityandsecurityoftheairshipoperation,butalsorelatetothesuccessoftheflighttest.Amechanicalmodelwasestablishedwhenanairshipwasoutsideitshangarwithbothsidesrestricted.Thevariationsofairshipyawandropetensionwereanalyzedbyusingdynamicmethod.Theanalyticalsolutionwasobtainedatthebeginningandstablestateofthewind,then,thestabilityandsafetyofanairshipwerealsoevaluated.Theultimatebearingsofforwardwindandcrosswindonanairshipoutsidethehangarwereproposed.Theresultquantifiestheindicatorsofmeteorologicalconditions,andprovidesreferencesofscientificandrationalmethodsforthelaunchtechnologyofnearspaceairshipinthefuture.

Key words: nearspaceairship, highaltitudelongendurancedemonstrator, forceofconstraint, stabilityanalysis, launchtechnology