燒蝕熱 的英文怎麼說
中文拼音 [shāoshírè]
燒蝕熱
英文
heat of ablation-
Ablating heat shield
燒蝕熱防護Laser marking is a kind of technique using heat effect of laser to ablate meterials on object surface so as to leave over permanent press
激光打標是利用激光的熱效應燒蝕掉物體表面材料從而留下永久標記的技術。Ablative insulative material
燒蝕絕熱材料Ablative heat protection
燒蝕防熱The electronic temperature, intensities of all lines and continuous spectra gradually increased with the increment of laser energy, and they got to maximum at different laser energy. our results of copper and aluminum show that there are possibly different thresholds of laser energy to electronic temperature and intensities of emission spectra of laser ablated plasma. at the different environmental gas pressure, spatial emission intensity distribution is explained by the competition among " heat reservoir effect ", " confined effect " and " s hadow effect "
認為cu等離子體羽的發光機制是由電子與粒子的碰撞傳能、電子與離子的復合形成的;隨激光能量的增加, cu等離子體特徵輻射(分立譜) 、連續背景輻射(連續譜) 、電子溫度都出現最大值;結合對al的實驗結果說明:激光燒蝕金屬產生的等離子體,其特徵輻射、連續輻射、電子溫度可能都存在一定的能量閾值;背景氣壓對激光燒蝕等離子體譜線的影響,其機理可以認為是「熱庫效應」 、 「約束效應」及「陰影效應」相互競爭的綜合結果。( 2 ) the emission spectra of laser ablation metal copper plasma were measured. the detailed mechanism of plume emission of cu plasma was qualitatively explained using a simple model based on excitation of atom and ion in plume arising from inelastic collision between the elemental species and electron with high kinetic energy. under the local thermal equilibrium model, the electronic temperature of copper plasma was deduced to be in the 104 scale by its emission lines
( 2 ) cu等離子體光譜:在420 570nm波長范圍內觀測了激光燒蝕cu等離子體的光譜和各發射譜線在等離子體中的空間分佈;比較了激光能量對cu等離子體發射光譜、電子溫度的影響;用局部熱力學平衡( lte )近似,測得cu等離子體的電子溫度為104k數量級;在不同背景氣壓下,觀測了激光燒蝕cu等離子體光譜的空間分佈。A colorless, odorless, clear liquid noncombustible, thermostable, very stable to various chenicals, having good lubricity & excellent dielectric properties, nonpoisonous & noncorrosive
無色無臭透明液體,不燃燒,對熱穩定,對各種化學品高度穩定,具有良好的潤滑性和優良的介電性,無毒,無腐蝕性。Test method for oxyacetylene ablation testing of thermal insulation materials
熱絕緣材料的氧乙炔燒蝕試驗方法Abstract : from the point of theoretical analysis, this dissertation provides the coupling calculation on the hot gas temperature field and ablation in the cavity between stress release boot and insulation of solid motors. through the calculation, some law of the ablation of the stress release boot is found
文摘:從理論分析的角度出發,通過對人工脫粘層和絕熱層所構成的槽縫燃氣溫度場與燒蝕的耦合計算,得出了人工脫粘層的燒蝕規律。The interior temperature distribution and ablation model of projectile wing is established from general transmitting heat differential equation ; at the same time, the heat flow density and pressure distribution model of projectile wing is also established
從一般形式的導熱微分方程出發,逐步建立了彈翼內部溫度分佈和燒蝕的數學計算模型;與此同時,建立了彈翼表面的熱流密度和壓力分佈的數學模型。Real - time ablation measurement test of insulation based on rtr technique
技術的絕熱層燒蝕實時測量試驗Progress and prospect of ablation resistance of insulation of epdm rubber
三元乙丙橡膠絕熱層耐燒蝕性能的研究評述The conclusion obtained from experimental result showed that particle concentration is an important factor on inhibitor ablation
試驗結果表明:粒子聚集濃度是絕熱層燒蝕的重要影響因素。During the study of solid rocket ramjet ( srr ), ablation of afterburner thermal insulation is a serious problem, which cannot be ignored
固沖發動機補燃室絕熱層的燒蝕問題是目前固沖發動機研製過程中所面臨的一個重要問題。Thermal ablation wear is a key factor in deciding the life of a rapid - fire - gun barrel
摘要熱燒蝕磨損是決定速射火炮身管壽命的關鍵因素。Study progress in phenolic resin thermoplastics blending
我國高性能燒蝕防熱材料用酚醛樹脂研究進展In conclusion, the method of adding a function layer through type winding will improve the insulating performances greatly while maintaining its original ablative performances. compared with other technical schemes, no special equipment is needed. hence, sufficient raw materials and feasible process enable its promising prospect
通過以上研究,得到以下結論:採用布帶纏繞工藝、在防熱層內添加隔熱功能層的方案能顯著提高其隔熱性能,同時保持原有防熱套的燒蝕性能和其他物理機械性能,該方案對后續工序無顯著影響。Based on a cone - shaped compound heatshield, a series of research work has been done from the investigation of theoretical analyses of ablative and insulating principles and technical experiments. 1 based on the exploration of improving material performances, a feasible scheme of adding insulating functional layer is proposed ; 2 a simplified calculation method is proposed via establishing fea ( fmite element analysis ) and instantaneous heat transmission is calculated with the mentioned method ; 3 a practical engineering scheme is proposed through a series of experiments ; 4 the interface problems of the function layer are solved through co - curing method and successful samples are manufactured ; 5 in order to estimate properties, the heatshield was anatomized engineering applied possibility is explored on the analyses of performance evaluation by testing mechanical properties, coefficient of heat conductivity and doing dynamic ablative experiments, also, the comparison with that of the required materials is done
本文以一錐形復合防熱套為研究對象,從燒蝕、隔熱機理的理論分析和工藝試驗兩方面,進行了一下研究工作: 1 、通過對提高材料及製品通過對提高材料及製品隔熱性能的多種途徑進行探討,提出了採用添加隔熱功能層,研究復合型大面積防熱套是理論有效、工藝可行的方案; 2 、通過建立有限元分析模型,對防熱套的燒蝕隔熱行為進行了理論分析,提出了簡化的隔熱計算方法,並用該方法對復合型防熱套的瞬態傳熱模型進行了分析計算; 3 、通過復合型防熱套的工藝探索試驗,提出了一種工程應用上切實可行的工藝方案。To meet the demands of higher insulation performances for certain military applications, a compound heatshield design is proposed. a method that adding an insulating functional layer to the interior of the heatshield is adopted to improve its insulation performances while maintaining its original excellent ablative performances
針對型號發展對燒蝕材料提出的更高的隔熱性能要求,本文提出了一種復合型防熱套的工藝方案。採用在防熱套內層增加隔熱功能層的方法,在保持傳統防熱套良好燒蝕性能的同時,其隔熱性能得到了較大地提高。By analyzing the characteristic of the flow field in overloading srm and comparing several existing experiment techniques, a convergence - fold tube facility was developed. the flow field in chamber of srm with high acceleration was simulated. some inhibitor ablation experiments were carried out in this test facility
通過分析過載條件下流場的特點,提出並比較了現有過載地面模擬試驗技術的優缺點,最終確定了收斂?折管的模擬試驗方法,模擬了高過載條件下發動機燃燒室內的高濃度粒子流,利用該方法開展了高過載模擬沖刷條件下的絕熱層燒蝕特性研究及絕熱層抗沖刷能力的篩選試驗。分享友人