方向控制射流 的英文怎麼說

中文拼音 [fāngxiàngkòngzhìshèliú]
方向控制射流 英文
directionally controllable jet
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 控 : 動詞1 （告發;控告） accuse; charge 2 （控制） control; dominate 3 （使容器口兒朝下 讓裏面的液體慢...
  • 制 : Ⅰ動詞1 （製造） make; manufacture 2 （擬訂; 規定） draw up; establish 3 （用強力約束; 限定; 管束...
  • 射 : Ⅰ動詞1 （用推力或彈力送出） shoot; fire 2 （液體受到壓力迅速擠出） discharge in a jet 3 （放出） ...
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  • 方向 : direction; orientation
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  1. After analysing several kinds of light - weighting structures through ansys, hexagonal speculum structure is confirmed. in the aspect of the controling of speculum, the paper adopts the brushless dc motor which is partial assembled to drive the point speculum and the inductosyn as angle measuring component is selected, the ad2s80a the system is used to get directly angle and angular velocity. double closed - loop speed and position control is designed, as the pid control is the well - developed algorithm, which can achieve stable rotation and precise position control

    在指向反射鏡的擺動控制方面，採用低速性能好的分裝式直流力矩電機作為指向反射鏡的驅動電機，並採用感應同步器作為角度測量元件，運用軸角轉換器ad2s80a進行角度和速度的輸出，採用技術成熟的pid控制方案，進行速度和位置雙閉環控制，以實現指向反射鏡轉動速度的平穩性和位置的精確性。
  2. The sample with low emitter efficiency has completed as the method of above. this lead to the greatly decrease of the reverse recovery time and the low reverse leakage and forward voltage, especially the excellent temperature character of the leakage. the test date shows that the samples reach the first class of international level

    本論文作者通過模擬測試，驗證了課題研究的理論設想，並設計製作了具有低陽極發射效率結構的高壓功率frd ，利用局域鉑摻雜和電子輻照相結合的壽命控制方式，實現器件反向恢復時間的極大減小，並且反向漏電流、軟度因子、正向壓降等關鍵參數也較理想，且具有極佳的漏電溫度特性，達到器件綜合性能的優良折衷，達到國際先進水平。
  3. In this paper, the flow mechanism and the applications of the synthetic jet are studied in theory, numerical simulation and experiment, and this paper prepares for synthetic jet technology used in thrust vector

    本文採用理論分析、數值模擬與試驗相結合的方法對合成射流流動機理及應用技術進行原理性研究，為合成射流技術應用於推力方向控制奠定基礎。
  4. The paper involves the research of the application of neural - fuzzy control method to the road tunnel longitudinal ventilation system : by learning the sample data, the neural network automatically produces the membership functions and the control rules, subsequently, the fuzzy control model is easily established ; the distribution of pollutant and the fan operation is simulated under the varies traffic flow circumstances, the simulation results show that the longitudinal jet ventilation in medium - length and long road tunnels can be effectively controlled with the application of above method

    本文提出了建立公路隧道縱向通風神經模糊控制系統的一般方法，利用神經網路學習樣本數據，自動提取建立模糊控制模型的隸屬函數和控制規則，通過模擬模擬各種交通狀況下的污染物分佈和風機運行情況，結果表明此方法對中長隧道全射流縱向通風具有良好的控制效果。
  5. Its produces a fluid to help maintain the semen alkaline. its fibrous tissues control the flow of urine and semen

    它所分泌的前列腺液可幫助維持精液的酸鹼度，它的纖維肌肉組織可控制尿流及射精的方向。
  6. According to the test conditions, the double polarity inputting mode is adopted in the circuit of voltage - frequency converting part ; storage batteries are used in the optical emission part of optical fibre isolating and transmitting device, that can guarantee isolation between the main circuit and the testing system ; the 89c51 singlechip is used in the singlechip testing - controlling unit, the peripheral circuits are extended, data are transmitted through the serial port in this part ; the p opular software delphi5. 0 is used in the pc part, the communication between singlechip and pc by serial port, plotting of current wave, regulation of data ; the optical - electrical isolating and triggering are used in the controlling part, this can guarantee the veracity and reliability of breakers triggered, this triggering mode is also used in the triggering of the main closing breaker, the tested breaker and the assistant breaker, the triggering signals are sent out by a singlechip

    壓頻轉換部分電路中根據實際情況採用了雙極性輸入方式；光纖隔離傳輸裝置的光發射部分電源採用了蓄電池供電，確保了主迴路與測試迴路的完全隔離；單片機測控部分採用了89c51單片機，擴充了外圍電路，通過串口向pc機傳送數據； pc機與單片機之間的串口通訊、波形繪制、數據管理等都採用了軟體delphi5 . 0編寫。該測試系統中預留了輸出口，可以對合成迴路中的主合閘開關、被試開關、輔助開關進行觸發，信號由單片機發出，控制部分採用了光電耦合隔離觸發的方法。軟體設計主要集中在對電流信號的數據採集、數據處理、數據傳送、人機界面、波形繪制和數據管理，軟體部分又可分為單片機和pc機程序設計兩大部分。
  7. Its properties and design method is discussed in chapter 4. for control meshes with arbitrary topology, we present a universal method in chapter 5 to construct parametric curves and surfaces. generalized rational parametric surface can be controlled precisely and flexible, and it is easy to model local features and 3d primitives

    然後，在第五章中，我們將控制網格進一步推廣到任意可定向二維拓撲流形，提出了一個通用的方法將控制網格映射到與之拓撲同胚的微分流形上，統一了廣義有理參數曲線曲面的構造過程。
  8. The finite element method ( fe '. i ) is adopted to analyze the effects of the numbers of coil turns, current intensity and current frequency upon the rate of joule heat generation in details. the thermo - radiation analytical countermeasures of various types are adopted to carry out the numerical analysis of the effects of the crucible with different shapes and sizes and the blind holes with different depths opened in the tops of crucibles as well as coil positions upon the thermal field distribution whereby solving the main problem of field the thermo - field design of the induction - heating sic crystal growth system. a new combination idea of the thermo - field design obtained by means of the united design of the thermo - insulator and blind holes has been presented

    採用有限元分析方法對線圈匝數、電流強度、電流頻率等對焦耳熱產生速率的影響進行了詳細的分析討論；採用不同的熱輻射分析策略，對不同坩堝形狀、坩堝頂部開設不同深度的盲孔以及線圈的位置等對熱場分佈的影響進行了數值分析，解決了感應加熱碳化硅晶體生長系統熱場設計的主要問題，提出了通過絕熱層與盲孔的聯合設計獲得所需熱場設計的思路，給出了根據軸向溫度梯度的波動對線圈位置實行動態調節以控制熱場的理論依據。
  9. The marangoni effect is used to adjust the surface tension of the dna fluid in order to drive it moving from the warmer end to the cooler end

    該控制方案利用marangoni效應來調節dna注射液的表面張力，以產生一個驅動力，使其從熱的一端向冷的另一端流動。
  10. And the technology can also control the vector of a primary jet, the ratio of momentum between the synthetic jet and the primary jet is a main influence factor, and the vectoring control of primary jet is also effected deeply by the position and the frequency of actuators

    應用合成射流技術可以有效控制宏觀低速流流動方向，其控制強度由宏國防科學技術大學研究生院學位論文觀流動與合成射流的動量比決定，而合成射流激勵器的工作頻率以其布置位置對主流的控制效果影響很大。
  11. The solving object is a set of governing equations of a flow field with weak compressibility. we also simulate the dispersion characteristic and concentration field of solid particles of various typical sizes in the jet field with one - way coupling method

    本文的求解對象為有弱可壓縮性的流場控制方程組，並採用單向耦合的方法模擬各種典型尺寸的顆粒在射流流場中的擴散行為和濃度分佈規律。
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