螺旋推出機 的英文怎麼說
中文拼音 [luóxuántuīchūjī]
螺旋推出機
英文
screw-type kickoff- 螺 : 1. [動物學] (軟體動物) spiral shell; snail; conch 2. (螺旋形的指紋) whorl (in fingerprint)
- 旋 : 旋Ⅰ動詞1 (旋轉) whirl 2 (用車床切削或用刀子轉著圈地削) turn sth on a lathe; lathe; pare Ⅱ名詞...
- 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...
- 機 : machineengine
- 螺旋 : 1 (具有螺紋的圓柱體 屬于斜面類的簡單機械) corkscrewspin; screw; spiral; helix 2 (螺旋現象;尾旋...
- 推出 : a result from b b
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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、非線性自適應滑模控制、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 、根據流體力學理論,建立了螺旋槳推進器的動態模型,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,螺旋槳推力t和轉矩q為輸出。In this thesis, the technology of visual fictitous design was used to design the level exchanged direction and double direction plough. first, the traction force formula of cylindrical plough face based on the prior study was deduced, and the forces of the solid model of circumrotatory pin was calculated, and visual dummy design technology was applied to analyse the force of circumrotatory pin and the parameter of pin
其次在前人研究的基礎上推導出圓柱型犁體曲面的牽引阻力公式;根據該公式計算出旋轉銷三維實體模型所受的力,根據該力運用可視化虛擬設計技術對模型進行受力分析,對旋轉銷的參數進行合理設計;根據牽引阻力公式計算出安全螺栓所受的力,根據該力運用虛擬設計技術對安全機構進行設計。Autonomous underwater vehicles can mimic locomotion of aquatic animals - fishes that utilize oscillating foils as their propulsive elements. there are overwhelming advantages for them in speed, maneuverability, and noise over conventional man - made propeller
利用仿生水中生物魚類游動原理,可以製造出性能優良的水下推進系統,這種推進系統比現在所利用的螺旋槳在速度、機動性能和噪聲方面更為出色。For getting the runner characteristics more correctly, researching the representation of runner characteristics of the kaplan turbine in this paper, and using this method of modifying runner characteristics to calculate the transient of hydraulic power station. improving the calculating model of the axial thrust in the kaplan turbine ' s transient. base on the theory of screw propeller without any boundary, using the theory of screw propeller with pipe, and the formula to calculate the dynamic axial thrust during transient is developed
本文對轉槳機組在過渡過程中的槳葉劃水產生水推力的數學模型進行了改進,在原來使用無邊界螺旋槳進行等效的基礎上,使用了導管螺旋槳對轉槳機組中的槳葉劃水進行等效,並且比較詳細的分析了影響轉槳機組軸向水推力的各個因素,以及給出了動態計算軸向水推力的公式,通過計算表明,使用改進后的動態水推力計算模型得到的結果能較好的反應實測的動態軸向水推力。Under the centrifugal force, the heavier solid deposits on the solid - bowl wall as a cake layer
輸料螺旋將沉積的固相物連續不斷地推至轉鼓錐端,經排渣口排出轉鼓及機外。Helping them introduce helical - scan vtrs
協助他們推出螺旋式掃描錄象機Abstract : specific analysis of developing prospect and application of clutch type spiral press with heavy duty ( 25mn or more ) has been done to promote application spread in die forging process
文摘:針對大噸位離合器式螺旋壓力機(主要指噸位在25mn以上的壓力機)的開發前景及應用情況,作出了一些具體分析,以推動該類設備在模鍛工藝上的廣泛應用。Based on the method of limitation analysis of soil plasticity, researching from the soil arching mechanism of soil - nailing retaining, the upper limit of the critical height of soil - nailing slopes and the minimum horizontal length from coping of the potential slide surface to the edge of deep excavation are obtained through the analysis to weight of soil and vertical loading and the mechanism of soil and soli - nailing acting reciprocally
摘要基於土的塑性極限分析方法,以均質土坡為例,從土釘支護結構的準粘聚力理論出發,綜合考慮土體自重、坡頂的條形荷載,以及土釘與土體的相互作用的機理,推導出了土釘支護的臨界高度的上限值和潛在螺旋曲線滑動面在坡頂方向距基坑邊沿的最小水平距離解析表達式,可供基抗支護設計參考。Based on the mechanism of slipstream interaction, described in this thesis is firstly the interaction of the propeller slipstream with the wing 、 fuselage and horizontal tail. subsequently, the changes in lift 、 drag and pitching moment are derived, giving an engineering model for the prediction of the increments in the aerodynamic characteristics caused by the interference between the propeller slipstream and the other parts of aircraft. this method offers a powerful means to the calculation of the aerodynamic interaction between the propeller and the aircraft, providing reliable data for the design of and aerodynamic calculation on propeller - powered aircraft
本文以滑流干擾的機理為出發點,研究了螺旋槳滑流與飛機機翼、機身、平尾組合體之間的相互影響,推導出滑流引起的飛機升力、阻力和俯仰力矩的變化,給出了滑流干擾對機體氣動特性影響的工程估算方法,為研究螺旋槳與飛機部件之間的相互干擾提供了有力的工具,為以螺旋槳發動機為動力的飛機的設計和氣動計算提供可靠的依據。There are different thrusts and torques corresponds to difference trailing edge cutting value at different advance coefficients. combined with the real hull ' s resistance and the real engine ' s power and revolution, the matching point between hull - propeller - engine and the value of trailing edge cutting can be calculated
在得到不同的進速、不同的切割量下螺旋槳的推力、轉矩的情況下,結合實船的阻力和主機的功率、轉速等資料就可以計算出使船?槳?機匹配的切割量。Because of complexity of the mechanics of bulk medium and the process of material taking, it determines the difficulty of principle study of gas and solid transportation, in order to master the main law of something clearly, the paper puts forward some necessary assumes, we design a model test - bed and take experimerftation to validate the feasibility of the project and the. validity of the theory
由於散貨介質力學及其散貨取料過程的復雜性,決定了其氣固二相流螺旋輸送與分離機理研究的難度,為了能夠清晰地抓住事物的主要規律性文中做出了一些必要的簡化假設,為了論證本方案的可行性及理論推導的正確性,建立了螺旋氣力吸取料機的模型試驗臺並進行了大量的實驗研究,並根據試驗數據對有關理論進行修正。A variable vector propeller, called the " varivec propeller ", is under development as a new propulsion system for the undersea robot. the varivec propeller is a kind of specific propeller that is capable of continuously generating any degree of thrust in any three dimensional direction by varying blades " pitches cyclically in the process of rotation and responds easily to the slightest change in the robot
全方向推進器是一種在運動過程中螺距角可以變化的螺旋槳,該推進器是一種全新的設計,它最大特點是通過葉片螺距角在槳葉旋轉的過程中周期性的改變,產生前後、上下、左右六個方向的推力,並可以容易的對海洋機器人的微小運動作出反應。The thruster contained a large - diameter, slowly rotating blade with nozzles that diffused the propulsive flow, minimizing the churning that would otherwise disturb the caked silt
機器的推進器包含了大直徑慢速轉動的螺旋槳,而且推進水流由噴嘴送出,以避面劇烈攪動擾亂了結塊的淤泥。分享友人