錐進高度 的英文怎麼說
中文拼音 [zhuījìngāodù]
錐進高度
英文
breakthrough height-
The error criterion is derived from rotation vector concept directly. in the coning motion environment, a class of rotation vector optimal algorithms are derived and evaluated with the rule of making sure of the minimum coning error. 3
從旋轉矢量的概念出發,推導了演算法的精度準則,在典型的高動態環境? ?錐運動作為輸入條件下,以使錐誤差最小為原則,推導了旋轉矢量各階子樣演算法及其優化演算法,並與傳統的四元數演算法進行了比較; 3So in china research with investigate to adapt to the state of the nation, using above and all kinds of abandon biomass with the large quantity ' s resources of low quality and low price food economily, fleetnessly and high - efficiently to convert for that can act for on a certain degree the petroleum conversion of bio - fuel - oil theories with method, have important of economic meaning is with the social meaning, this text author is on check the foundation of the related data of domestic and international large quantity, proceeds living creature quality pyrolysis experiment that solve, established the pyrolysis solution to respond the dyn amics model, combine right turn the main design theories that equip of solution of pyrolysis of quality of rotating cone type living creature that parameter to proceeds the research, provided the theories the basis with experiment the data in the follow - up research
因此,在我國,研究和探索適應國情,將上述各種廢棄生物質和大量的低質低價糧食資源,經濟、快速、高效能地轉化成可在一定程度上替代石油的生物燃油的轉化理論和方法,具有重大的經濟意義和社會意義。本文作者在查閱國內外大量相關資料的基礎上,進行了生物質熱解的實驗,建立了熱解反應動力學模型,並對轉錐式生物質熱解裝置的主要參數的設計理論進行了研究,為后續研究提供了理論依據和實驗數據。5. otherwise, the applicability of cube comer array in the wide spectrum high power solid - state laser facility was researched as a relatively absolute part in this paper. through simulation, the action of cube corner array to reduce beam ' s focal spot size was testified visibly, and the smoothing effect of beam ' s modulation caused by cube corner array was proved primarily on the wide spectrum condition
另外,作為一部分相對獨立的內容,本文對寬頻帶激光傳輸條件下採用角錐棱鏡陣列抑制低頻波前畸變的設想進行了探索性的研究,通過模擬模擬驗證了角錐棱鏡陣列具有抑制低頻波前畸變、提高激光焦斑能量集中度的顯著作用,並初步驗證了寬頻帶激光傳輸條件下近場振幅高頻調制的勻滑效應。This paper reports the droplet size and distribution, penetration and diffusionangle of fuel spray before and after impingement by multiple - picture overlapping photography and laser technology, as well as the fuel spray mixing and burning process in a direct injection diesel engine by high speed photography
本文介紹了用多次噴霧疊加攝影與激光粒子分析技術對燃油噴霧撞擊前後的粒徑、貫穿度以及噴霧錐角等因素變化所進行的觀察和測量以及介紹了利用雙像高速攝影技術對燃油束撞擊霧化形成的混合氣以及燃燒過程特點的研究。Secondly, the improved rotation vector algorithms in the pure coning motion are discussed and the computing burden is compared with each other. lastly, computer simulations are executed to test the algorithms " performance. the results show that the rotation vector algorithms can improve the precision of the attitude calculation effectively
分析了高動態環境下捷聯慣導圓錐誤差的產生機理,研究了純錐運動條件下姿態更新的旋轉矢量優化演算法,對各演算法的計算量和精度進行了對比,最後對各演算法進行了計算機模擬,模擬結果表明:旋轉矢量演算法能有效提高姿態演算法的精度; 2This dissertation investigates the influences of internal press and missiles shape on deformation and rupture of a multi - span thin - walled metal tube that struck by a large - mass and slow - speed missile transversely. 103 impact tests were conducted on a thin tube ( d / t = 44 ) either empty or filled with water using a missile ( dm / t = 6 ) with various nose shapes ( flat - nosed, hemisphere - nosed and conical - nosed )
採用三種彈體(平頭、半球形和圓錐頭,彈體直徑與管壁厚度之比d _ m t = 6 )對空管和高壓充水薄壁鋼管(徑厚比d t = 44 )進行了沖擊破壞實驗,預加工作內壓分別為0mpa , 5mpa , 10mpa和15mpa 。The opening stress and the life of crack growth is calculated and compared with the test results and the experience formula. the feasibility of the newman theory of opening stress used in the high strength steel is validated. then through the slice synthesis method, the three dimension surface crack of the weld joint of cone - cylinder is decomposed into many plane through cracks
本文將基於裂紋閉合現象建立的帶狀屈服模型,用在平面貫穿裂紋中,計算此時的裂紋張開應力和疲勞裂紋擴展壽命,與試驗結果和經驗公式比較,驗證newman裂紋張開應力理論在高強鋼中的可行性;然後,用切片合成法,把潛艇結構凸錐柱結合殼焊縫處的三維表面裂紋分解成平面貫穿裂紋,用帶狀屈服模型的理論來分析平面貫穿裂紋,得到裂紋沿深度方向的擴展速率,進而得到潛艇結構的疲勞壽命。The duality between the coning and sculling corrections, raised in the recent literature, is fundamentally explained. the superiority of the new algorithm in accuracy is analytically derived. a variety of simulations are carried out to support the analytic conclusions, including those with ideal inertial sensors and those with non - ideal inertial sensors
2 .從多個側面對對偶四元數演算法和傳統演算法進行了理論分析和比較,揭示了傳統演算法中圓錐演算法和劃船演算法之間存在對偶性/等價性的根本原因,導出了對偶四元數演算法和傳統演算法誤差的解析表達式,從理論上證明了在高精度和高動態環境中,對偶四元數演算法的精度將優于傳統演算法。The calculation formulae of the segmentation height of the conical transition according to the steel plate width were given, therefore, the length of the steel plate to be used can be calculated
摘要推導了根據鋼板寬度確定錐體分段高度的計算公式,對錐體進行排料並推導出了排料所需鋼板長度的計算公式。Abstract : on the base of the analysis of kinematics and dynamics f or i ntroduced some types of cone crushers, this paper constructs the dynamics models with the fin ite element method on the main components of the cone crushers, such as main shaf t, moving cone and offcentering axial bushing. according to the characters of the load, the paper simplifies and counts the external loads. then using the software of ansys and employing the elements of high accurate three dimension block, the paper analyzes the strength and rigidity of the finite element method and a ttains valuable results
文摘:在對引進的某型圓錐破碎機的運動學及動力學分析的基礎上,建立了該破碎機主要部件主軸、動錐及偏心軸套的有限元分析模型.根據載荷特點,簡化並計算了外載荷.應用ansys軟體,選用精度較高的三維塊單元,對其進行了有限元分析,得出了具有參考價值的計算結果The silicon growth cones sense this simulated diffusing “ chemical ” and drag their softwires up the gradient ? toward the charge ' s silicon neuron source ? by updating the look - up table
矽生長錐偵測到這種擴散的刺激性化學物質后,就會更新查詢表,並且將軟線移向高濃度的地方,也就是朝釋出電荷的矽神經元源頭前進。5 ) using the practical products, we have done experiments and comparisons on designing and generating tooth, testing the contact ratio, tooth root stress, vibration and noise for the high contact ratio spiral bevel gears
摘要5 )採用實驗研究技術,結合實際產品,進行了高重合度弧齒錐齒輪的設計、切齒、重合度測試、齒根應力測量、振動和噪聲測量等大量對比實驗。Taking the meshing theory of conjugate curved surface as a foundation, utilizing array method of rotation transformation of vector, the meshing equation and contour surface equation of conical cam mechanism with swinging conical roller follower were analyzed and derived, and the calculation formula of pressure angle and synthetic curvature of the mechanism was presented, thus laid a solid theoretical foundation for enhancing the machining accuracy of conical cam, improving its processing method and achieved the integration of cam cad / cam
摘要以共軛曲面嚙合理論為基礎,運用矢量的旋轉變換矩陣法,分析並推導了圓錐滾子擺動從動件圓錐凸輪機構的嚙合方程和廓面方程,並給出了機構的壓力角和綜合曲率的計算公式,為圓錐凸輪加工精度的提高,改進其加工方法,實現凸輪cad / cam一體化奠定了堅實的理論基礎。The structure of field emission triode is first simulated by magic. the tip height, tip position, tip curvature, gate aperture, and gate voltage are changed, to observe the emission current and the electron congregation
本課題首先採用magic軟體對三極體結構的尖錐場發射陰極進行了模擬計算,分別改變尖錐高度,錐尖位置,尖錐曲率半徑,柵極孔徑及柵極電壓,觀察陽極收集電流及電子束的會聚情況。2 ) the spiral bevel gears design method based on the transmission error is proposed. the thesis analyzes deeply the inner relations of between the transmission error and the meshing behaviors, and the valuable information that the transmission error reflects, and investigates further influences of the manufacturing and installing errors, the various loads on the contact behavior of the spiral bevel gears with the high contact ratio. after that, the approach is presented, which assure that the spiral bevel gears have the high real contact ratio and the lower sensitivity to error
2 )提出了基於傳動誤差的弧齒錐齒輪設計方法,深入分析了傳動誤差與齒輪嚙合性能的內在關系及其反映的豐富的信息,並進一步研究了各類加工、安裝誤差和載荷變化對高重合度弧齒錐齒輪嚙合性能的影響,提出了對于高重合度弧齒錐齒輪降低誤差敏感性、保證實際重合度的設計途徑和方法。分享友人