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歐洲“火星快車”探測器自行底盤概念設(shè)計的啟示

The concept design ofthe self-propelling chassis for European ExoMars rover

  • 摘要: 通過對月球車和火星車的跟蹤調(diào)研,重點介紹了俄羅斯所承擔(dān)的歐洲空間局“火星快車”項目中火星車自行底盤概念的設(shè)計思想和具體實施情況。結(jié)合火星表面的復(fù)雜環(huán)境,研制方探討了幾種底盤結(jié)構(gòu)設(shè)計方案,通過對比分析確立了6×6×4+4ш方案為優(yōu)化方案;根據(jù)該優(yōu)化方案研制的比例模型樣機通過行走試驗驗證,結(jié)果表明自行底盤概念設(shè)計思想正確,有助于提高行星車在復(fù)雜地形中的運動能力、穩(wěn)定性和可靠性。最后針對我國深空探測項目實施的需求,提出了擬開展工作建議。

     

    Abstract: This paper describes the conceptual design of the self propelling chassis developed by Russia for the ESA project ЕxoМa(chǎn)rs. In the context of the complex environment on the surface of the Mars, several design plans of the Mars probe chassis are discussed, among which the optimized plan of 6×6×4+4 ш is identified, that means four steering drives and four stepped-driven wheels-stepping device and balanced suspension. The scale model prototype developed according to the optimized plan was tested in the test field. The results show that the conceptual design of the self propelling chassis is correct, and can increase the mobility, stability and reliability of the planet rover. In the end, some proposals are put forward in light of implementing China's deep space exploration projects.

     

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