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航空航天領域下的舞蹈編創(chuàng)分析論文2023-05-02
〔摘要〕 舞蹈《逐夢云天外》是一部為謳歌中國航空航天科研人員而創(chuàng)作的優(yōu)秀作品。編創(chuàng)以C919設計建造過程中科研人員的辛勤付出為背景，用獨特的舞蹈藝術語言設計了生動的舞臺內(nèi)容。創(chuàng)作者根據(jù)題材特性，巧妙創(chuàng)新，...
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江蘇航空航天制造業(yè)發(fā)展分析論文2023-05-06
摘 要： 江蘇是制作業(yè)大省，正處于轉(zhuǎn)型晉級的攻堅期，迫切需要捉住國際資本搬運與工業(yè)結(jié)構(gòu)調(diào)整的機會，結(jié)構(gòu)制作業(yè)競賽新優(yōu)勢。中心對航空航天制作業(yè)的開展日益注重，很多省（市）也提出了新思路與新舉措。江蘇應從戰(zhàn)...
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多學科設計優(yōu)化中常用代理模型的研究2023-05-07
摘要：代理模型是多學科設計優(yōu)化的關鍵技術之一.本文系統(tǒng)介紹了多項式響應面模型,徑向基函數(shù)模型和Kriging模型等3種多學科設計優(yōu)化中常用的代理模型.通過構(gòu)造某機翼展向氣動載荷分布的代理模型,對這3種...
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Log integration on large scale for global networking monitoring2023-05-07
Abstract：Supposing that the overall situation is dug out from the distributed monitoring nodes, ther...
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Basic function scheme of polynomial type2023-05-07
Abstract：or shock waves.Combined with the adaptive remeshing technique,satisfactory results can be o...
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推帚式航天遙感器CCD航向調(diào)制傳遞函數(shù)的討論2023-05-07
摘要：從遙感器獲取的數(shù)據(jù)質(zhì)量觀點出發(fā),把遙感圖像中幾何質(zhì)量和輻射質(zhì)量兩大質(zhì)量指標與航向MTF結(jié)合起來,討論了沿航向CCD MTF的選擇與確定. 作者： 韓心志 Author： 作者單位： 哈爾濱工業(yè)大...
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Effects of trace Zr on the microstructure and properties of 2E12 alloy2023-05-07
Abstract：Al-4.0Cu-1.4Mg-0.6Mn (2E12) and Al-4.0Cu-1.4Mg-0.6Mn-0.3Zr aluminum billets were manufactur...
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An improved particle filtering algorithm based on observation inversion optimal sampling2023-05-07
Abstract：According to the effective sampling of particles and the particles impoverishment caused by...
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地球同步氣象衛(wèi)星星載高精度太陽敏感器的研制2023-05-07
摘要：根據(jù)地球同步氣象衛(wèi)星(GSMS)星載掃描同步控制器系統(tǒng)的要求和對太陽目標特性的分析,研制了一臺用于該GSMS的星載高精度太陽敏感器(HASS)及配套的性能測試裝置.該太陽敏感器的光學頭部由兩對狹...
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采用信息融合技術的IR/MMW復合導引頭的目標跟蹤2023-05-07
摘要：從誤差測量環(huán)節(jié)入手,基于IR/MMW雙模結(jié)構(gòu),采用信息融合處理技術提高其估計跟蹤精度,最終達到降低制導誤差,提高武器性能的目的.仿真結(jié)果驗證了該方法的有效性. 作者： 崔智社 &nbs...
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Static analysis of synchronism deployable antenna2023-05-07
Abstract：A 3D synchronism deployable antenna was designed, analyzed, and manufactured by our researc...
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民航系統(tǒng)安全的多層次模糊評估方法2023-05-07
摘要：為對民航系統(tǒng)進行安全性評估,建立了評估指標體系和評估方法.采用模糊綜合評判方法計算民航系統(tǒng)的管理安全度和由飛行、航空保障、維護與維修3個子系統(tǒng)安全度組成的人-機-環(huán)境安全度,在此基礎上得出系統(tǒng)的...
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電磁式雙凸極電機電磁特性的理論分析2023-05-07
摘要：對電磁式雙凸極電機(DSEM)的電磁特性進行理論分析.首先給出了定轉(zhuǎn)子齒重疊角與轉(zhuǎn)子位置角的關系式,從理論上驗證了DSEM所有極下定轉(zhuǎn)子齒重疊角之和為常數(shù).然后推導出電感和轉(zhuǎn)矩的表達式,重點分析...
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基于自適應模擬退火遺傳算法的月球軟著陸軌道優(yōu)化2023-05-07
摘要：將自適應遺傳算法與模擬退火算法相結(jié)合,形成一種自適應模擬退火遺傳算法.該算法不但具備了自適應遺傳算法的強大全局搜索能力,也擁有模擬退火算法的強大局部搜索能力.針對月球軟著陸軌道優(yōu)化的特點,利用一...
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風扇/壓氣機技術發(fā)展和對今后工作的建議2023-05-07
摘要：風扇/壓氣機是航空渦輪發(fā)動機的關鍵部件之一,高推重比發(fā)動機對它們提出了更高的要求,出現(xiàn)了一些新的技術問題需要加以研究解決.本文評述了風扇/壓氣機的發(fā)展趨勢,對于提高其性能的主要措施如高葉片速度,...
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光電經(jīng)緯儀測量誤差的實時修正2023-05-07
摘要：分析了光電經(jīng)緯儀的測量誤差來源及其影響,采用了星體角度法分離得出各項系統(tǒng)誤差,并在此基礎上編程實現(xiàn)了對測量結(jié)果的實時修正.使用這種方法修正了某型號光電經(jīng)緯儀的測量數(shù)據(jù),并對修正前后的測量精度進行...
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Pressure Tight Piston Corer-A New Approach on Gas Hydrate Investigation2023-05-07
Abstract：A pressure tight sediment sampling technology, which can be introduced into the modificatio...
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Numerical study of attack angle characteristics for integrated hypersonic vehicle2023-05-07
Abstract：The two-dimensional coupled implicit Navier-Stokes equations and standard k-ε viscous model...
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Gas-kinetic numerical schemes for one- and two-dimensional inner flows2023-05-07
Abstract：Several kinds of explicit and implicit finite-difference schemes directly solving the discr...
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新型碳化硅陶瓷基復合材料的研究進展2023-05-07
摘要：介紹了碳化硅陶瓷基復合材料的應用和發(fā)展現(xiàn)狀,闡述了CVI-CMC-SiC制造技術在我國的研究進展,開展了CVI-CMC-SiC的性能與微結(jié)構(gòu)特性的研究和CVI過程控制及其對性能影響的研究,研制了...
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Solar radiation pressure used for formation flying control around the Sun-Earth libration point2023-05-07
Abstract：Solar radiation pressure is used to control the formation flying around the L2 libration po...
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Hierarchical resource allocation for integrated modular avionics systems2023-05-07
Abstract：Recently the integrated modular avionics (IMA) architecture which introduces the concept of...
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Robust airfoil optimization based on improved particle swarm optimization method2023-05-07
Abstract：A robust airfoil optimization platform is constructed based on the modified particle swarm ...
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Rotor wake capture improvement based on high-order spatially accurate schemes and chimera grids2023-05-07
Abstract：A high-order upwind scheme has been developed to capture the vortex wake of a helicopter ro...
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熱門文章
- Gas-kinetic numerical schemes for one- and two-dimensional inner flows
- 新型碳化硅陶瓷基復合材料的研究進展
- Solar radiation pressure used for formation flying control around the Sun-Earth libration point
- Hierarchical resource allocation for integrated modular avionics systems
- Robust airfoil optimization based on improved particle swarm optimization method
- Rotor wake capture improvement based on high-order spatially accurate schemes and chimera grids
- 金屬橡膠材料溫度特性分析
- 空時自適應雜波分類抑制與弱小運動目標檢測
- 航空發(fā)動機尾氣FTIR被動檢測
- 多孔氮化硅表面封孔增強涂層研究