推力線 的英文怎麼說

中文拼音 [tuīxiàn]
推力線 英文
line of thrust
  • : 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...
  • : 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...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 推力 : visatergo; soot; propulsive force; thrust; momentum thrust
  1. The anchor flange for west - fast gas pipeline project is a kind of important device to avoid axile thrust damages all valve of electric field and the anchor flange of the project are only supplied by my company. the anchor flange has replaced import product, filling up domestic blank and achieving nationalization.

    錨固法蘭是西氣東輸管道工程為防止軸向對各種站場閥室造成破壞而設置的一種重要裝置。全所用的錨固法蘭均由我公司獨家供應。該產品代替了進口,填補了國內空白,實現了國產化。
  2. The complex nonlinear pursuit - evasion model of two spacecraft in near - earth coplanar orbit is simplified to linear model, the circular region the radius of which is equal to capture radius is defined as target set, capture is achieved when the evader come into the target set and the game is over ; the boundary of useable part ( bup ) is determined, and the analytical form solution of the linear equations is obtained by backward integration of the state variables from the bup, the linear barrier of the pursuit - evasion model and the optimum thrust of the both sides are thus obtained

    本文將近地共面軌道內運動的兩飛行器非性追逃模型簡化為性模型,以捕獲半徑的圓域定為目標集,確定目標集邊界上的可用部分,並以此為各狀態變量的起點,對時間進行倒向積分,求得性方程組的解析解,從而確定了該追逃模型的性界柵,以及界柵上對策雙方的最優,即求得了滿足最優策略時相對運動的軌跡和
  3. In this dissertation, through computer simulation, the problems of modeling, control and guidance of auvs are presented. the first part of this dissertation addresses the problem of dynamically modeling of auvs, and derives thrusters " two - dimension nonlinear dynamic model, which has axial flow speed and propeller rotational velocity as two state variables, voltage or current of motor as inputs, and thruster force and torque as output. the second part focuses on the nonlinear adaptive sliding mode control of auvs in diving plane and steering plane

    本論文系統研究了自主式水下航行器的建模、非性自適應滑模控制、以及深度調整和水平面導引方法等問題,具體成果和創新點如下1 、根據流體學理論,建立了螺旋槳進器的動態模型,它以螺旋槳來流速度v _ p和螺旋槳轉速n為狀態變量,以電機施加轉矩為輸入,螺旋槳t和轉矩q為輸出。
  4. Three main problems caused by normal force when linear motor was used in machine tool were presented

    發現了法向吸在直電機的實際應用中導致的波動問題、裝配問題和機床隔磁問題。
  5. 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

    在整個飛行包內,旋翼的矢量方向不斷變化,飛機各部件的氣動隨發動機短艙傾角和空速的變化而變化,因而飛機的飛行動學有很強的非定常、非性特性。
  6. The application of thrust vectoring control technology makes the aircraft possess the ability to fly in post - stall domain, therefore the flight envelope is extended

    矢量控制技術在戰斗機上的應用,使戰斗機有能進入過失速飛行領域,使飛機的飛行包得以擴展。
  7. The subject of this thesis is to study ironless moving coil linear permanent magnet synchronous motor and the major works in this thesis are summarized as follows : 1 ) two analytical formulas are derived by concentrated current method and distributed current method to determine the magnetic field due to pm, based on the current model of pm. besides, two method ( magnetic charge method and solution by laplace equation method ) are also introduced with comparing their advantages and disadvantages. then the effects of the motor parameters on the flux distribution are discussed

    本文對空芯動圈式直同步電動機進行了深入細致的研究,內容包括: ( 1 )採用電流模型導出兩種計算永磁磁極二維氣隙磁場的解析公式(集中電流法、分佈電流法) ,同時介紹了兩種永磁電機氣隙磁場計算方法(磁荷法,直接求解拉氏方程法) ,分析各種方法的優缺點,討論電機參數對氣隙磁密的影響; ( 2 )介紹了單層同心繞組的布置方式,根據安培定律導出空芯動圈式直永磁同步電動機的靜計算公式,分析靜態?位移特性; ( 3 )建立空芯動圈式直永磁同步電動機動態模擬模型,模擬不同驅動方式下電動機起動、穩態運行時電磁、速度、位移的變化情況。
  8. 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

    利用有限元法對直感應電動機二維非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、法向、初級電流、氣隙磁密等曲,通過改變直電機參數,分析了電機氣隙對其瞬態性能的影響。
  9. A method is provided to measure the friction parameters of the bed. the maximum friction torque, coulomb friction torque, viscous friction coefficient and moment of inertia can be gotten by fitting the free reduced rate curve of the gimbals and measuring the motor current when the motor begins to rotate

    提出了一種測量轉臺摩擦特性的方法,通過對轉臺在無外作用下的速度衰減曲的擬合以及電機啟動過程電流和轉速的測量,可以得到最大靜摩擦矩、庫侖摩擦矩、粘滯摩擦系數及轉動慣量。
  10. In the dissertation, modem technology of the airborne electromechanical communication system based on plc is studied and the research has pratical value to improve the modernization of aeronautic equipments in our country

    本課題研究飛機電載波數據通信調制解調技術,本課題的研究對動我國航空裝備現代化具有實用價值。
  11. 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? ?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。
  12. 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導電磁的計算公式,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電機動態特性的模擬,分別分析直電機的頻率特性、動子開合閘特性和開環位置控制的工作特性; ( 4 )做直電機的靜?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。
  13. According to the character that the soil can endure the press than the tensile strength, the arching shape of the soil arch between piles has been regarded as the reasonable arch axes. by analyzing the mechanical balance condition of the arch, the transfer mechanism of the thrust has been gained. at the same time, the formula for computing the thrust acting on the pile has been gotten, and the present computing formula is just the special example of it

    根據巖土體抗壓性好、抗拉性差的特點,將樁間土拱的拱形視為合理拱軸方程,通過分析土拱的學平衡條件,得出樁間滑坡的傳遞模型,並由此得到抗滑樁上的滑坡計算公式,現有抗滑樁上滑坡的計算公式只是本文公式的特例。
  14. Report back in the exhibit schedule : march 8, 2006 - 10 days am09 : march 10, 2006 - 12 days remove time : march 12, 2006 exhibitors range : car, car, motorcycle, light truck bearings, railway bearings, magnetic bearing spindle ; aviation aerospace marine bearings, rocket and satellite bearings ; industrial robot bearings, machining center and machine spindle bearings, textile machine bearings, motor bearings, and farm machinery bearings, paper machine bearings, bearings press, bearing mill, metallurgical mining, petrochemical machinery bearings, bearings sporting goods, marine rig bearing ; bearings, bearings gyroscope, high - precision bearings, high - speed bearings, linear motion bearings, needle roller bearings, thrust bearings, ultra - low - temperature bearings, special bearings, ceramic ball bearings, spherical with trophies bearing miniature bearings, quiet motor bearings, ball bearings, roller bearings, lubricating bearings corrosion resistant bearings, bearing joints ; bearing ring blank refinement, precision ball and roller crown, with nails cage

    撤展時間: 2006年03月12日參展范圍:轎車汽車摩托車輕型車軸承鐵路軸承磁懸浮軸承電主軸航空航天航海軸承火箭及人造衛星軸承工業機器人軸承加工中心及機床主軸軸承紡織機軸承電機軸承農機軸承造紙機軸承印刷機軸承軋機軸承冶金礦山石油化工機械軸承體育用品軸承海洋鉆機軸承組合軸承陀螺儀軸承高精軸承高速軸承直運動軸承滾針軸承軸承超低溫軸承特種專用軸承陶瓷球軸承帶座外球面軸承微型軸承靜音電機軸承球軸承滾子軸承潤滑軸承耐腐蝕軸承關節軸承軸承套圈精化毛坯精密鋼球凸度滾子帶釘保持架軸承滾動體等軸承部件。
  15. Based on the analytic analysis of the linear synchronous motor ’ s layered model, the paper deducted the composing of air gap magnetic fields and the analytic expression of levitating and advancing force. these results provide theoretic guidance not only for the analysis and measurement of the vehicle ’ s air - gap magnetic fields but also for the eatablishment of the

    採用各向異性介質近似模擬齒槽區域,並引入定子和轉子等效電流層的概念,建立了直同步電機的磁場分層模型,在此基礎上得到了氣隙磁場的組成以及懸浮的解析表達式,為氣隙磁場的分析和測量以及列車運動情況下電磁軟測量模型的建立提供了理論指導。
  16. The linear permanent magnet synchronous motor ( lpmsm ) has avoided the effects of the mechanical transmission chains from rotary motions to linear ones, and has strong electromagnetism thrust, lower cost, small electrical time constant and rapid response etc., which becomes one of the best executive machines in the high - precision and micro - feed servo system

    由於永磁直同步電動機消除了旋轉電機由旋轉運動到直運動的機械傳動鏈的影響,且具有電磁強度高、損耗低、電氣時間常數小、響應快等特點,使其在高精度、微進給伺服系統中成為執行機構的最佳選擇之一。
  17. 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

    本文主要針對矢量飛機非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 、研究了矢量在飛機上的應用背景和收益,分析了現有矢量噴管的主要形式和特點,給出了矢量矩的數學模型,並在此基礎上導了帶三軸矢量飛機的非性運動方程,為控制律的設計奠定基礎。
  18. Influence of end effect on air gap magnetic field, thrust is dwelt on, and the relationship between end effect force and structure parameters of motor is stated

    首先,理論分析了直感應電機邊端效應對氣隙磁場、的影響及電機結構參數與邊端效應之間的關系。
  19. The simulation results show that the power factor and efficiency of lim are much lower than that of rotary induction motor due to end effect and big air gap of lim. end effect force has a great influence on the thrust of lim. the performance of lim can be improved with the proper secondary structure, small air gap, big goodness factor or heavy load

    結果表明:受邊端效應及大氣隙影響,直感應電機功率因數及效率較低;運行狀態下的邊端效應對電機有較大影響;設計電機時選用合適的次級材料、減小氣隙、增大品質因數、增加負載都可提升電機的輸出性能,通過設計有效的控制演算法可使電機在額定滑差下具有較高的運行效率。
  20. A schedule, to report back on display : august 28, 2006 29 9am - 5pm 2 am09 : august 2006 30, 31 to 9 1 9 : 00 - 16 : 30 3, the opening time : august 30, 2006 at 9 : 30 4, remove time : september 1, 2006 as at 15 : 00 exhibitors scope of various bearings : metallurgical mine bearings, machine tool spindle bearings mill bearings, miniature bearings, bearings, ball bearings, roller bearings, needle roller bearings, roller bearings, gyroscope bearings, a high - precision bearings, high - speed bearings, bearings with block, linear motion bearings, low noise bearings lubricated bearings, ultra - low - temperature bearings, corrosion resistant bearings, joints bearings, deep groove ball bearings, angular contact ball bearings, aligning ball bearings, aligning roller bearings, cylindrical roller bearings, bearing a round, spiral roller bearings, thrust bearings, thrust ball bearings, thrust angular contact ball bearings, thrust spherical roller bearings, thrust needle roller bearings, thrust tapered roller bearings, turntable bearings, spherical ball bearings outside of cv and other bearings

    參展范圍各類軸承:冶金礦山軸承機床主軸軸承軋機軸承微型軸承組合軸承滾珠軸承滾筒軸承滾針軸承滾子軸承陀螺儀軸承高精軸承高速軸承帶座軸承直運動軸承低噪音軸承潤滑軸承超低溫軸承耐腐蝕軸承關節軸承深溝球軸承角接觸球軸承調心球軸承調心滾子軸承圓柱滾子軸承圓軸承螺旋滾子軸承軸承球軸承角接觸球軸承調心滾子軸承滾針軸承圓錐滾子軸承轉盤軸承外球面球軸承等速萬向節及其它軸承。
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