有推力機動 的英文怎麼說
中文拼音 [yǒutuīlìjīdòng]
有推力機動
英文
thrusting maneuver- 有 : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
- 推 : 動詞1 (向外用力使物體移動) push; shove 2 (磨或碾) turn a mill or grindstone; grind 3 (剪或削...
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
- 機 : machineengine
- 推力 : visatergo; soot; propulsive force; thrust; momentum thrust
- 機動 : 1 (利用機器開動的) motor driven; motorized2 (權宜; 靈活) flexible; expedient; mobile; manoeuv...
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Manipulate mechanism with concentrative link lever has important significance to improve maneuverability of bulldozer currently. this thesis includes : designing manipulate mechanism with concentrative link lever and simply calculating force and displacement for operation, based on the referring existing manipulate mechanism of bulldozer ; using high - grade 3 - dimensional plotting software ug ( unigraphics ) to sculpt ; using adams ( automatic dynamic analysis of mechanical systems ) to establish virtual prototyping model and do kinematic simulation. the results verify the rationality of this mechanism and provide the basis for trial - manufacture of physical prototyping and betterment design
本文做的主要工作是:參考推土機原有的變速轉向操縱機構,設計了集中連桿操縱機構並進行操縱力和操縱行程的簡單計算;使用高檔三維造型軟體ug (全稱unigraphics )進行推土機集中連桿操縱機構的造型設計;應用機械繫統運動學/動力學模擬分析軟體adams ( automaticdynamicanalysisofmechanicalsystems )對所設計的機構建立虛擬樣機,並進行運動學模擬分析,驗證了機構設計的合理性,為物理樣機的試制和改進設計提供了依據。A mathematical model reflecting the tilt rotor unsteady and nonlinear aerodynamic characteristics in the longitudinal channel is presented in the paper. in the full flight envelope, the rotor thrust continues tilting and the aerodynamic forces of each component change as a function of airspeed and nacelle angle
在整個飛行包線內,旋翼的推力矢量方向不斷變化,飛機各部件的氣動力隨發動機短艙傾角和空速的變化而變化,因而飛機的飛行動力學有很強的非定常、非線性特性。This paper focuses on the research of the stress mechanism of the ribbed shell structure in statics, dynamics and under the explosive load on the basis of the engineering practice of cave depot of single aircraft. in this paper, according to the classical shell theories, the basic differential equilibrium of the ribbed shell structure and the finite element analysis of 3d rippled plate are established, in which the function of annular ribs reinforcement bars and 3d ripped steel plates are distributed in the range of the steel, and the functions along the longitude direction of tension, bending, and torsion are neglected ; applied with dynamic analytical theory, the dynamic model of ribbed shell structure and the analytical theory model of elastic - plastic are set up ; the triangle series method is used to solve the displacement and stress under the distributed load and the concentrated load of the ribbed shell structure
本文以軍用機場地面單機掩蔽庫工程建設為工程背景,首次對內襯三維波紋鋼板混凝土拱型復合結構的受力機理進行了靜力、動力和爆炸荷載的分析研究。根據將橫肋、鋼筋及三維波紋鋼板的作用均勻分佈在殼體范圍內的情況,忽略橫肋、鋼筋及三維波紋鋼板沿殼體母線方向的抗拉、抗彎及其抗扭作用,首次推導出了內襯三維波紋鋼板混凝土殼體的微分平衡方程,建立了有限元計算模型,並採用三角函數法,求解了三維波紋鋼板混凝土拱型復合結構在分佈荷載和集中荷載作用下的位移響應和應力響應,並與普通殼體進行了比較。To adapt the circumstance in which the crankshaft torsional vibration generally exists, the new method ( tvrs method ) in which the cylinder power is inversely solved according to the torsional vibration curve is put forward and deduced in this paper, that is, the average effective pressure of each cylinder i. e. power condition of each cylinder is estimated based on a crankshaft torsional vibration curve according to the elasticity model of the actual shafting of engine and by use of the i. c. engine dynamics, the numerical calculations and the signal theory etc. although the computing workload is more, the method makes full use of the now available data of the torsional vibration of the i. c. engine, and can be used to all kinds of i. c. engine on any kind of operating condition, so it has higher application value
為適應內燃機普遍存在曲軸扭振的情況,本文提出並推導了利用扭振信號反算的新方法( tvrs法) ,即採用軸系中某一測點的扭轉振動信號,按軸系實際的彈性模型,依據內燃機動力學、數值計算方法和信號理論等,反算各缸的平均有效壓力,定量判斷各缸的作功狀況。此法充分利用內燃機現有的扭振資料,雖然計算工作量較大,但普遍適用於各種類型各種工況的內燃機,有較高的實用價值。The paper build a model of electric ship power system, include the model of motor and generator derived from simulink, the model of propeller build by the author, the model of load flow. after the process of model simulation, the dynamic curve of electrical ship were drawn out
應用simulink已有的電機模塊,再自行建立螺旋槳的simulink模型,結合數據庫模塊和用戶自定義的s函數模塊,建立了電力推進船的船?機?漿匹配模型,並進行了模擬計算和動態特性模擬,並進行了模擬結果分析。The numerical algorithm of solving the adjoint equations for different design cases have been developed by using finite volume methodology which is usually used to solve the flow governed equation. it includes the some important aspects, such as flux formulation, wall and far - field boundary treatment methodology, dissipative term formulation, etc. after the solution of the adjoint equations is obtained, the derivatives of the cost function with respect to all the design variables can be evaluated with the same operation. this can yields a significant saving over the other gradient - based techniques when there are many design variables
( 3 )進行了應用控制理論和三維歐拉方程的機翼氣動反設計研究,以及有升力約束情形下機翼跨音速減阻問題研究,分別推導了相應的共軛方程及邊界條件數學表達形式,研究與發展了三維共軛方程的有限體積數值求解方法,及相應梯度公式的數值求解方法,通過對計算網格生成、流場計算、共軛方程數值求解、梯度求解和優化演算法等多方面的有效結合,成功發展了三維機翼的氣動反設計和跨音速減阻優化設計程序,成功地進行了多個設計算例研究。Concerning the fundamental content of public summons, the author firstly shows us its concept, and then searches some systems in roman law and germanic law which do not belong to the system of public summons but contain the function of public summons. after that, the author elaborates the option of the law to the means of public summons, and points out that registration is the means of public summons for real property and that of personal is possession. furthermore, the author gives us the four characters of means of public summons and the four kinds of legal validity of public summons
關于公示的基本內容,筆者首先交待了公示的概念;然後到羅馬法和日耳曼法上尋找具有公示機能而不是公示制度的一些內容;接著論述了法律對公示方法的選擇;揭示出了不動產物權的公示方法為登記,動產物權示方法為佔有;緊接著論述了公示方法應當具有的四個特點:公開性、準確性、法定性、統一性;最後簡單介紹了公示的法律效力:形成力、對抗力、推定力、公信力。Nevertheless, the capability of the internet to promote terrorism is worrying intelligence agencies
然而,讓情報機構頗為擔憂的是網際網路有能力推動恐怖主義。The ram jet provides a series of hard thrust, with coasts in between.
沖壓發動機產生一系列的強推力,而在兩次推力之間有間斷。The primary of linear induction motor which drives the metro is installed on the chassis bogie, and because it is quite strict with laying down railway rail to use flat linear induction motor to drive metro, its secondary - - - - reaction board ( called induction board ), which is a kind of compound board of aluminum and steel, is fixed on the rail sleeper between the track. it is the airgap which is a gap between the primary and secondary of lim. the electromagnetic airgap is a very important parameter of lim
利用有限元法對直線感應電動機二維非線性渦流場進行了數值計算,並在此基礎上,運用電磁場有限元分析的專用軟體ansoftmaxwell2d對單邊型直線感應電動機的瞬態特性進行了模擬分析,得到電機運行過程中的電磁推力、法向力、初級電流、氣隙磁密等曲線,通過改變直線電機參數,分析了電機氣隙對其瞬態性能的影響。Brief introduction the model kx920 wheel is one of the series leading products made in our works that is well received both at home and abroad for its reaso - nable design, beautiful contour, and advanced norms. by adopting of three - ele ment torque converter, fixed - axle type pcwer shifing transimission box, in = bub reduction, double - axle drive, hinged frame, all hydraulic steering, and clamping brade. the loader has such features as : large power reseve, fi - neaccelerating performace, comfortable operation, wide field of vision, it " s muti = function, high - effic ient and flexible engineering machinery. mor - eover, it can be equipped with many kinds of working attachments such as flat fort, muti - fnction bucket, and snow plow, so it may be used for loading and unloading, transporting, piling and leveling materials in various kinds of projects. mines, enterprises and city. welcome friends both at ho - me and abroad to visit our factory and to order our products
Kx920裝載機是我公司生產的系列主導產品之一,該機設計合理,外形美觀,指標先進,在國內外享有盛譽.它選用三元件液力變矩器,定軸式動力換檔變速箱,輪邊減速,雙橋驅動,鉸接式車架,全液壓轉向,汽液鉗盤式四輪制動,手動鉗盤式停車制動,反轉連桿機構,動力儲備大,加速性能好,駕駛舒適,視野寬廣,是一種用途廣,效率高,機動靈活的工程機械.備有平叉,圓木叉,多用途斗,推雪板,側翻,抓草機等多種工作裝置,因此廣泛用於各類工程,工礦企業和城鎮的物料,垃圾裝卸,運輸,堆垛,平整等作業,歡迎國內外朋友們來公司參觀,選購New developments in decision theory, artificial theory and dynamic analysis method are applied to evaluation the possible projects. the main contents in this paper are included as follows : first, has improved an format reasoning method based on multiple attribute utility model and knowledgebase theory ; second, has proposed complex utility model by improving the theory of multiple attribute utility ; third, has presented a kind of weapon intelligent decision support system, based on the complex utility model and developed with com / dcom criterion ; forth, this paper also has build the dynamic simulation model for long - rang multiple tube rocket launcher system, and the tire dynamic model has applied in the rocket launcher system dynamic simulation model ; fifth, through building the rocket - launcher contact model, this paper has analyzed the dynamic forces between the rocket and launcher ; finally, this paper has build the evaluation model of the project about improving existing rocket launcher to the launcher that using canister, and get the conclusion through using the widss. the studies in this paper not only proposed scientific warrant to the choice of projects in this pre - studied national defense task about improving existing rocket launcher to the launcher that using canister, but also can give other studied tasks with decision supported
主要內容包括:在總結決策分析與專家系統規則庫技術的基礎上,提出了融決策分析與專家系統規則庫技術於一體的形式化推理機制,該機制能有效的將定量計算和定性知識融為一體,將規范的決策分析解題過程與專家系統特有的演化推理方法有機結合起來;在多屬性效用理論的基礎上,建立了一般形式的復式效用模型,並實用化了全相關乘式效用模型,提供了較完善的通用建模、分析和解釋功能:引入了com dcom組件技術,開發了基於組件的widss系統,該系統基於形式化推理機制,易於擴展,能夠面向多種決策問題,具有較強的通用性;建立了遠程多管火箭炮全炮動力學模擬模型,將充氣輪胎動力學模型、輪胎和路面的相互作用模型運用於多管火箭炮動力學模擬計算中;利用碰撞接觸理論,對火箭彈在定向器管內的運動受力情況進行了模擬計算;建立了遠程多管火箭炮箱式發射改進方案模型,並利用動力學模擬計算結果在widss系統中進行了方案性能評估。Chopower machinery, as one of the leaders of plastic machinery industry, has all products that cover plastic automatic feeder, auto weight metering & mixing device, single and double screw stem extruder, dehumidification & dryer device, fiber - recycled prilling unit, high - speed and other ancillary equipments
張家港市卓力機械有限公司,作為機械行業的領頭人,謹向各界客戶隆重推出全方位的系列自動加料機、自動計量混合機、擠出機、除濕乾燥機、料斗式乾燥機、化纖回收造粒機、高速混合機、儲料倉等各類輔機周邊設備。Considering slpmu - 025a produced by japan shinko motor company ltd. as our study project, this thesis presents a study on two - phase hybrid lsm, the study objects and some conclusions presented in the thesis are : ( l ) the 3d model of slpmu - 025a is formed by software maxwell 3d. then, the 3d magnetic field of the motor is analyzed by fem ( fenite element method ) analysis. here, the analysis of the magnetic field is in focus on the region of tooth - layer
本文以日本神鋼電機株式會社生產的slpmu - 025a為研究樣機,對二相混合式直線步進電動機進行了研究,內容包括: ( 1 )用maxwell3d軟體建立了slpmu - 025a的三維模型,通過有限元分析計算了電機的三維磁場,重點分析了電機齒層區域的磁場; ( 2 )應用maxwell3d的后處理計算得到了電機的靜推力? ?位移特性,並與實驗進行了比較; ( 3 )利用matlab中的simulink建立了動態模擬模塊,模擬了電機的部分動態特性,並用實驗進行了驗證。B ) equivalent circuit method and finite element analysis ( fea ) to compute the static force are presented, the results obtained by each method are compared one with the other. c ) the results of dynamic simulation by means of the software, ansoft show the hlfm " s characteristics when the motor works in the special frequency and single stroke and the conditions used for position control. d ) the measured static thrust - displacement characteristics and the dynamic characteristics during starting show good correlation with the calculated results
在設計並製作了實驗樣機的基礎上所做的研究內容包括; ( 1 )分別用能量法和麥克斯韋張量法推導電磁力的計算公式,並討論他們的不同應用范圍; ( 2 )分別用等效磁路法和有限元法作直線力電機的靜特性分析,並比較分析它們的計算結果; ( 3 )用有限元模擬軟體做直線力電機動態特性的模擬,分別分析直線力電機的頻率特性、動子開合閘特性和開環位置控制的工作特性; ( 4 )做直線力電機的靜推力?位移特性實驗和動子開合閘的動態實驗,並將實驗結果與計算結果進行對比,實驗驗證了計算模型及計算方法的正確性。The crusher of our company will fix toothed segment, is bevel, campaign toothed segment is regular surface, when crusher works, campaign toothed segment does not produce, promote the force of stone material upward, so when solving conventional crusher work the problem that falls out on stone material, therefore the crusher of our production of company has the stone material broken rate that is strong character of service high, stone material breakage is even, machinery has continuously, avoids since stone falls out on material, and additional manpower labor raises daily out put, ensure safety first a series of characteristic
我公司研製的破碎機,將固定齒板定為傾斜面,活動齒板定為長垂直面,在破碎機工作時,活動齒板不產生向上推動石料的力,從而解決常規破碎機工作時石料上翻的問題,因此,我公司研製生產的破碎機有「石料破碎率高,石料破碎均勻,機械連續工作性能強,避免因石料上翻而附加入力勞動,提高日產量,確保安全生產」等一系列特點。The process and parameters are also be applied to the surface treatment of the push rod in hydraulic mechanism, where there is relative motion between push rod and seal
該工藝及參數也適用於推進桿與密封圈有相對運動的液壓動力機構對其推進桿表面的處理過程。The application of liquefied petroleum gas ( lpg ) in engine has been popularized and applied in recent years, but one distinctive disadvantage existing in both of them when applying the first or second lpg supplying system is that the driving performance drops to some degree. toimprove the driving performance and reduce the exhaust emission is the purpose of the author and liquid lpg injection, whis is based on the third lpg electronic control injection, is studied
近年來液化石油氣( lpg )用作發動機燃料已經得到了一定的推廣和應用,但是採用第一、二代lpg燃料供給技術有一個明顯的缺點就是動力性都有不同程度的下降。本文以恢復發動機動力性和降低排放為目標,在綜合對比分析三代lpg燃料供給技術的優缺點后,在第三代lpg燃料供給技術的基礎上進行了lpg液態噴射研究。To eliminate them and create a beneficial system environment for technology innovation, measures have to be taken into consideration to promote the reform of ownership system and establish the motivation mechanism of technology innovation ; to perfect the system of venture investment to reform the system of science and technology management and build up the integrated technology innovation system of industrial organization ; deepen the reform of income distribution system
要有效化解和消除這些瓶頸,為企業技術創新營造優良的體制環境,需要採取推進企業產權制度改革,建立企業技術創新的動力機制;完善風險投資體制,加大對企業技術創新的資金投入;改革科技管理體制,構建產學研一體化的技術創新體系;深化收入分配體制改革,激發技術創新團隊的創新動機等解決對策。The application background of thrust vectoring technology on aircraft and its advantages are analyzed. the main characteristics of some type of vectoring nozzles are discussed, the expression of thrust vectoring force and moment are set up. then, the nonlinear motion equations of aircraft with three axes of thrust vectoring are deduced
本文主要針對推力矢量飛機非線性飛行控制的理論和應用問題進行了一定的探索和研究,進行的主要工作有: 1 、研究了推力矢量在飛機上的應用背景和收益,分析了現有推力矢量噴管的主要形式和特點,給出了推力矢量力、力矩的數學模型,並在此基礎上推導了帶三軸推力矢量飛機的非線性運動方程,為控制律的設計奠定基礎。分享友人