速動螺旋 的英文怎麼說

中文拼音 [dòngluóxuán]
速動螺旋 英文
quick motion screw
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 1. [動物學] (軟體動物) spiral shell; snail; conch 2. (螺旋形的指紋) whorl (in fingerprint)
  • : 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...
  • 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...
  1. Dalian jialin equipment manufacture co., ltd is engaged in developing, designing, manufacturing and installing auto conveyors, assembling line ( roller - type, strap type, chain - type, chain belt type, screw - type, assemble mechanical hand, hydraulic elevator ) and packing automatic assembly line ( automatic case back - sealing machine, automatic case folding & sealing machine, high speed case opening machine, wrapping machine, automatic pallet, bundler ) of complete sets of equipments

    大連佳林設備製造有限公司是一家生產工廠成套自化輸送線、組裝線(滾筒式、皮帶式、鏈式、鏈板式、網帶式、式、組裝機械手、液壓升降臺等) ;工廠成套自化包裝線(紙箱自成型封底機、全自折蓋封箱機、全自開箱機、裝箱機、全自托盤碼垛機等)的開發、設計、製造、安裝等一條龍服務的專業廠家。
  2. 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,建立了槳推進器的態模型,它以槳來流度v _ p和槳轉n為狀態變量,以電機施加轉矩為輸入,槳推力t和轉矩q為輸出。
  3. On the other hand, it is indicated that the velocity field consists of a depth - independent inertial oscillation and a time - mean shear flow, which can be obtained by subtracting the inertial oscillations time mean in one inertial period. the hodograph of the velocity vector of time - mean flow at the different depths consists of a ekman spiral, and the surface velocity is 30. 3 ? to the right of the wind

    一維模式的流場結果表明,混合層中的流場是由慣性波與時間平均流兩部分疊加而成,且通過時間平均消去慣性波后得到平均流,其不同深度的流矢量構成一ekman,表層流矢量相對風向右偏了30 . 3 』 。
  4. Jet engines with which most modern high-speed aircrafts are equipped develop thrust on the same principle as the propellers of conventional aero-engines.

    大多數現代高飛機裝備的噴氣發機產生推力的原理,與普通航空發機的槳相同。
  5. Compared with the mud on wall form hole technology, clash stake technology or vibration sink pipe technology used in complex foundation stake forming, it has advantages of no vibration, no pollution, and no noise. in addition, since the concrete pressed into the drill stem sent vibration free concrete to the pump, so it is eas y to ensure the quality of the stake body. compared with the mud on wall and dry work form hole technology, the side obstruction and end obstruction of screw drill press concrete stake have all been accordingly improved, the weight bearing is better, and the transmutation of the complex foundation is less

    其中,鉆孔壓灌混凝土成樁技術自研製以來,已在多項復合地基工程中進行了應用,較好地解決了軟弱地層成孔困難的問題,適應地質條件范圍廣,成樁度較快,工期短、工效高;與復合地基成樁時的泥漿護壁成孔工藝、振沖樁工藝或振沉管工藝施工比較,具有無振、無污染、無噪音的優點;另外,壓入鉆桿內的混凝土為泵送免振混凝土,因此樁體質量易於保證;與泥漿護壁和干作業成孔工藝相比,鉆孔壓灌混凝土成樁的側阻和端阻都有相應的提高,樁的承載性能較好,復合地基的變形較小。
  6. In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively

    本文通過試驗研究與理論分析對流式豎井泄洪洞應用於高水頭、大泄流量情況時存在的一些水力學問題進行了研究和探討,取得以下主要成果:一、結合小灣工程導流洞改建,對高水頭( 252m ) 、大泄流量( 1400m ~ 3 s )條件下流式豎井中的水流運特徵進行了比較全面的測量,包括空腔形態、徑向流分佈及井壁壓強等;二、提出了豎井空腔段水流水力計算方法,其計算結果與實測值吻合良好;三、利用試驗與計算結果,對流式豎井的消能機理進行了探討,對豎井各部分的消能能力有了總體認識;四、對豎井下部消力井的合理井深進行了優化試驗研究,發現消力井合理深度為0 . 9d左右;五、通過試驗研究,歸納出豎井水流總摻氣量估算方法,為導流洞排氣方案的設計提供了參考依據;六、在高水頭、大流量條件下,豎井空腔段下部流很高,盡管水流引起的離心力可以確保井壁壓強保持正壓,但空化數依然較低,因此豎井的空化空蝕始終是工程界關注的重大問題。
  7. The hot gas produced expands rapidly to turn a turbine, which turns a coil inside a magnet to generate electricity

    它們產生出來的熱氣體迅膨脹以推引擎,這一力促使一塊磁石里的一轉發電。
  8. A mathematic model of the motor is builded and emulated through matlab. the low - speed and constant - torque, high - speed and constant - power state is analyzed and researched, also the software approach of simulation to the driver has been done, a digital signal processor tms320lf2407 is developed successfully to control the perm square - wave bldcm driving airscrew of solar powered unmanned engine. it is useful to the further study

    在matlab下建立了電機的數學模型,通過計算機模擬,驗證了數學模型的正確性,同時在理論上對低恆轉矩高恆功率運行進行了分析與研究,提出了一種用模糊控制的方法實現恆功率控制,並對驅器進行了系統模擬,成功的研製了以數字信號處理控制器tms320lf2407為控制核心的驅器,控制無刷直流電機驅太陽能無人飛機的槳,為後面繼續研究工作提供了參考。
  9. Based on the review, the fluid flow and heat transfer in the curved circular and rectangular pipes have been researched by employing perturbation method and numerical simulation with a physical model under the rotational orthogonal curvilinear coordinate in a rotating curvilinear pipe with multi - parameters. we firstly analyzed the fully developed fluid flow and heat transfer, mixed convection heat transfer, the development of flow and heat transfer in the inlet in different cross section ( circular, elliptical, annular and rectangular crossection ). the variations of the secondary flow, axial velocity, distribution of temperature, the friction force on the wall, the ratio of friction factor as well as the nusselt number with different dimensionless parameters had been examined in detailed

    本文在總結和分析了一個世紀以來有關曲線管道流和換熱特性的研究成果的基礎上,以轉正交曲線坐標系統下的多參數管道中的對流傳熱為物理模型,通過攝方法和有限體積法,首次對各種截面(圓截面、橢圓截面、環形截面、矩形截面)轉曲線管道內充分發展流的流結構和傳熱特性(包括耦合對流傳熱特性)以及轉曲線管道開口段發展流的流結構和換熱特性進行了系統的數值模擬和理論分析,詳細討論了各種無量綱參數對管道內軸向度分佈、二次流結構、溫度分佈、壁面摩擦力、摩擦系數比以及管道nusselt數的影響,獲得了若干創新性成果。
  10. 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槳在度、機性能和噪聲方面更為出色。
  11. Our main products include central material supply system, series drier, automatic charging machine, single double screw extruder, series heating and cooling blending machine, crusher, cold water machine, mould temperature controller, pipe, bar section, board, pp - r pipe, pe fuel pipe, plastic dual tubing extrusion production line and granulation completed production line equipment, at same time, we also carry on various plastic machine and refrigeration engineering. the products are sold well in every province and city of the whole country and also exported to about 30 countries and areas with strong technical force, advanced equipment, scientific management system and perfect after - sales service

    公司主要產品有集中供料系統系列乾燥機自加料機單雙桿擠出機粉料高混合機粒料混合機上料機牽引機切割機離心脫水機化纖團粒機全自擴口機全自計量混合裝置破碎機磨粉機冷水機模溫機管材型材板材pvc管材pp - r管材pe供水燃氣管材中空壁纏繞管材硅芯管材生產線,雙管擠出電工穿線管材造粒等全套生產線設備。
  12. The phenomena of initial disturbance vorticity translating into spiral bands is most evidently for it locating at the periphery of radius of maximum wind ( rmw ), near rmw next and the spiral bands vanish when it is positioned in the inner core region. indicating that the farther the distance from the tc center, the more distinctly the spiral bands and the opposite is true

    初始圓形擾渦度場轉化為臂渦量帶的現象是初始擾位於渦最大風半徑( rmw )外圍最顯著,其次是rmw附近,當擾位於渦內核區時幾乎沒有臂結構形態出現,表明,初始擾離tc中心越遠,其強迫渦rossby波形成的帶結構越明顯,反之越弱。
  13. Under the condition of knowing the mass, stiffness, damping and the real vibration response of stem, the propeller pressure impulses of blade frequency are deduced, these belong to structure dynamics problem that is loading identification problem

    摘要在已知船舶的質量、剛度、阻尼以及實測尾端振度的條件下,反推出槳葉頻激振力。
  14. At an early stage in the evolution of the high - speed diesel a variable timing device was introduced in the pump drive coupling, taking the form of a helically splined coupling by means of which the angular relation between driving and driven shafts could be varied by manual or automatic control

    翻譯:在高柴油機發展的早期,可變的正時裝置被引用到油泵驅聯軸節上,採用式花鍵套管的形狀,驅軸和從軸之間的相對角度可以通過手或自控制進行改變。
  15. From the above it will be realised that fundamental difference between petrol and diesel engines is that in the petrol engine the source of heat for igniting the charge, namely an electric spark, is generated outside the engine, and is taken, as it were, into the waiting charge at the required instant

    翻譯:在高柴油機發展的早期,可變的正時裝置被引用到油泵驅聯軸節上,採用式花鍵套管的形狀,驅軸和從軸之間的相對角度可以通過手或自控制進行改變。
  16. This device generates high - speed bi - directional spiral movements for quick, even powder mixing and stirring

    本機型採用雙向產生雙層逆流運,使用於粉粒體混合、攪拌使用,攪拌度快混合均勻。
  17. A cascaded architecture is adopted, where desired propeller rate of revolution is generated by solving a static 2nd order equation with a parameter of desired thrust force, which is the input of the speed / position tracking control

    在推進器態模型的基礎上,採用滑模控制的方法,由度位置誤差獲得期望推力,再通過求解包括來流度的二次方程得到期望槳轉
  18. Our factory increase a set of intensifier with non - grade - adjustable rating speed to form the intensive air drying, the wet material mixed with hot air fully by screw feeder in the intensifier and material surface is crashed into fine granules and moving to the outlet as well as drying, under rapid rotating hitting and pushing. in the long run, the materials get a further even drying in the dryer pulled by the wind force and those wet and weighty granules the wind force can not pull continue to be crashed, dried until they are pulled by the wind force into the dryer

    我廠強化型氣流乾燥是在基本型上增加一套轉可以無級調節的強化器組成,濕物料通過加料器進入強化器后和熱氣流充分混合,在飛轉的擊刀擊碎和推進下,物料被破碎成細顆粒,在乾燥同時向出口移,最後在風力吸引下進入乾燥管,進一步均勻乾燥,風力無法吸引的濕重顆粒繼續被擊碎、乾燥、直至能被風吸起進入乾燥管。
  19. Ph linearization method is employed to solve a nonlinear reynolds equation for a steady state and micro - scale flow field, and the approximate function expressions of gas dynamic pressure and velocity in the spiral groove are obtained

    摘要應用ph線性化方法、迭代法,近似求解了槽內穩態微尺度流場的非線性雷諾方程,求得了氣體壓和度分佈的解析解。
  20. As a result, the spiral cutting contact points " tracks are successfully created on the surface of the blade for 4 or 5 axis high speed milling, it is shown that the spiral cutting contact points " tracks generated by both methods can satisfy the calculation of the cutter location with perfect simulation results

    最終在葉片表面構造了適合四、五坐標聯機床高加工的切觸點軌跡。經實例驗證,本文所規劃的加工切觸點軌跡能夠滿足刀位點的計算,並取得了良好的模擬效果。
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