進速變動 的英文怎麼說

中文拼音 [jìnbiàndòng]
進速變動 英文
fluctuation of advance speed
  • : 進構詞成分。
  • : 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. It is equiped with imported inverter, transmissing belt and air - intake machine ; convenient use, flexible adjustment, stable stepless speed regulating and high abrasing resistance

    本機配用頻,輸送帶,吸風機等部件使用方便,調整靈活,傳部體無級調運轉平穩,耐用度高。
  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,建立了螺旋槳推器的態模型,它以螺旋槳來流度v _ p和螺旋槳轉n為狀態量,以電機施加轉矩為輸入,螺旋槳推力t和轉矩q為輸出。
  3. In this paper we improved the traditional sa algorithm, and the heuristic algorithm is applied to the search and move schedule. the neighborhood is changed from the fixable to the alterable, the operation of moving and rotating is alternate, and the precision of the solution is then guaranteed as well as its convergence speed

    本文對傳統的sa演算法行了改,在演算法的搜索策略和策略中應用了啟發式方法,由定鄰域搜索鄰域搜索,平移和旋轉交替行,既保證了解的精度又提高了其收斂度,取得了良好的布局效果。
  4. 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:參考推土機原有的轉向操縱機構,設計了集中連桿操縱機構並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 )行推土機集中連桿操縱機構的造型設計;應用機械繫統運學/力學模擬分析軟體adams ( automaticdynamicanalysisofmechanicalsystems )對所設計的機構建立虛擬樣機,並行運學模擬分析,驗證了機構設計的合理性,為物理樣機的試制和改設計提供了依據。
  5. This article combines the theory and reality ; try to explore the major effects and changes of relationship between consumers and business from the retail aspect, and tries to show how to gather all the resources efficiently with the real case of shijiazhuang guoda group, how they developed the multiple shop to a sale station, a service station, a circulation station and an information station for merchandise, how they made the geographical shop well - combined with the virtual online sale and improved the competition power of the company, the main objective is to share the experience with the sister industry

    本文通過理論與實際應用相結合,從流通創新角度論述電子商務實現了消費者和企業之間信息的快式溝通,使流通業發生了深刻革,對整個流通業產生的革命性影響,並以石家莊國大集團公司為案例闡述了如何有效行資源整合,將連鎖便利店發展成為商品的銷售站點、服務站點、物流站點和信息站點的快捷便利的服務平臺,將地理性店鋪網路與虛擬性網上銷售有機結合,提升了企業核心競爭力,旨在為同業提供可借鑒經驗。
  6. The cleaning cars has seven major characteristics : 1, the vehicle design aesthetic appearance generous, simple, flexible cleaner compact cab from the sanitation workers in the rain, snow and inclement weather operations headaches ; 2, jia lu cleaning electric car gearbox is my companys patented products, latin america is characterized by heavy goods, light down - climbing and extended battery life ; 3, jia lu electric bicycle bridge cleaning car brake, the company is a patent product, is characterized by simple structure, convenient operation, maintenance easier, better braking performance ; 4, good deer electric car cleaning dustbins with low human workers the high - school, so that sanitation workers can easily handling, reversing a good sight, and reduce incidents, high safety factor ; 5, good deer electric cleaning trucks advanced electric power putter as a dump, the sanitation workers to reduce labor intensity, is characterized by fewer power failures, maintenance - free ; 6, jia lu electric vehicle using toughened glass cleaning cars, advance reversing have good vision, difficult to scratch and ensure the safety of sanitation workers ; 7, good deer by external electric car cleaning plate, a fiberglass liner internal, external characteristics : hinge not on the plate yi loose, often not dump deformation and withstand collisions, the internal use of fiberglass liner, not rust, corrosion, wear after the liner can be replaced, maintaining low cost

    該保潔車有七大特點: 1 、該車外型設計美觀大方,操作簡單靈活,明凈小巧的駕駛室免除了環衛工人在雨雪等惡劣天氣作業時的煩惱; 2 、佳鹿電保潔車箱是我公司的專利產品,特點是拉重貨,輕松爬坡而且省電,延長電瓶的使用壽命; 3 、佳鹿電保潔車后橋雙輪制,是我公司的專利產品,特點是結構簡單,操作方便,維修容易,制性能好; 4 、佳鹿電保潔車超低的垃圾箱符合人體工程學的高度,使環衛工人能輕松地裝卸,倒車時具有良好的視線,減少事故的發生,安全系數高; 5 、佳鹿電保潔車採用先的電推桿作為自卸力,減輕了環衛工人的勞強度,特點是故障少功率大,免維護; 6 、佳鹿電保潔車整車採用鋼化玻璃,前倒車都有良好的視線,不易劃傷,保證環衛工人的安全; 7 、佳鹿電保潔車外部採用鋼板,內部採用玻璃鋼內膽,外部特點:鉸鏈在鋼板上不易松,經常自卸不形,經得起碰撞,內部採用玻璃鋼內膽,不生銹、不腐蝕,磨損后內膽可以更換,維護成本低。
  7. The system is different from traditional silicon controlled dephasing method, such speedy modules as whole controlled electric and electronic equipment igbt and high frequency pwm controlling methods are employed, and the voltage of exchanging power supply of motor of beam pumping units can be controlled automatically, so there is no problem of power factor being decreased brought by silicon controlled phase single controlled, power factor in power net of beam pumping units " motor is enhanced really

    由於雙管齊下,電機電網側的功率因數得到了大大提高。與傳統的可控硅移相控制方式不同,本系統採用全控型電力電子器件igbt等快模塊及高頻pwm控制方式,對抽油機電機的交流供電電壓行自控制,不存在可控硅相控角所帶來的功率因數差的問題,真正提高了抽油機電網側的功率因數。
  8. Thus, objective of this project is to improve the functionality and efficiency, and mitigate the drawbacks of a variable speed generation system or asg ( adjustable speed generator ) in conjunction with a dfig ( double fed induction generator ), which is frequently named as variable - speed / constant frequency ( vscf ) generation system

    本文的研究目的是改雙饋電機發電系統或系統的的功能和效率,減輕系統缺陷所帶來的危害。雙饋電機發電系統通常又稱為恆頻發電系統( vscf - variablespeedconstantfrequency ) 。
  9. Medium plate plant of chongqing iron & steel has reconstructed technically the original two stand rolling mills ( roughing mill and finishing mill ) and changed dc drive system into ac frequency converter drive system

    重慶鋼鐵集團公司中板廠對兩臺主軋機(粗軋機和精軋機)驅系統行了技術改造,將原來的直流驅系統全部改造成頻調系統。
  10. 3. a three - dimensional - acoustic doppler velocimeter has been used to measure the velocity and turbulence in a compound channel with vegetated and unvegetated flood - plains. particulary in the interface region between main channel and floodplain. the distribution in three coordinate directions of velocity and turbulence intensities and the renolds stresses are presented. the momentum transfer at the main channel flood - plain interface can be described as an apparent shear stress which can be quantified as a function of the local turbulence at the interface

    採用adv對灘地種樹前後灘槽交界區域的流行了量測。分析了灘槽交界區域的垂線流、紊強度和雷諾應力的化。將灘槽交界的量傳遞描述為一表觀應力,這個表觀應力可以看作是交界面處的脈函數並將其定量化。
  11. The application of sa and heuristic algorithm in packing problem is studied deeply. an improved sa, which utilizes heuristic approach in search tragedy and movement tragedy, is introduced and manifested to enhance the rate of convergence with an extent of exact solution

    對sa演算法和啟發式演算法在布局問題中的應用行了研究,為提高收斂度同時保證一定精確度,對sa演算法行了改,在演算法的搜索策略和策略中應用了啟發式方法,縮小布局狀態空間的搜索。
  12. Based on the analysis of the combustion in cylinder, the thorough research of multiparameters ( engine speed, load, ignition timing, injection timing, injection nozzle type, compression, ignition pattern etc. ) on methanol engine combustion cyclic variations is made on a 1130 single - cylinder diesel engine fueled with methanol

    在燃用甲醇燃料的1130單缸柴油機上,通過缸內燃燒分析,對影響甲醇發機循環的各種因素(轉、負荷、點火提前角、噴油提前角、噴油嘴類型、壓縮比、點火方式等)行了詳細的研究。
  13. We first calculate the velocity potential between two adjacent time - steps and obtain the inertia force and added mass through integration

    本文通過直接求解船在時兩個相鄰時刻的度勢,而積分得到附加慣性力及附加質量。
  14. This machine adopts the best advanced imported frequency conversion timing controlled technical drive. it adopts dlectrical brake setting, its deendability is lofty and cutting is exact. this machine is mostly used for many quadrate foam rubber once flatly slicing. it can be continuously cutout, and do not recede cutter, the production efficiency is better

    70型採用當前最先頻調技術驅,去除落後的抱閘剎車裝置,可靠性高,切割精確,本機主要用於多個方泡泡綿的一次性水平切片工作,連續切割,不用退刀,生產效率更高。
  15. In order to investigate the unsteady flow frequency domain performances of an axial flow compressor at different mass flow, rotating speed and blade row spacing, plus inlet flow distortion, and considering aerodynamic characteristics and stability of the compressor, the low speed research compressor ( lsc ) at college of energy and power in nuaa is used to carry out the experiment studies. a large amount of test data has been gained through dynamic pressure transducers embedded in the stator blades at the tip, middle and hub section, then fast fourier transform algorithm ( fft ) is applied to calculate the frequency data

    為探討軸流壓氣機在工作流量、工作轉?靜葉排軸向間距化時的葉片排流場非定常頻譜特性化規律,並耦合氣畸的影響,同時與壓氣機氣性能和氣穩定性相關聯,作者利用南京航空航天大學能源與力學院的低大尺寸軸流壓氣機( lsc )試驗器,採取在靜子葉片表面埋入態壓力傳感器的實驗方法,對葉尖、葉中和葉根三個截面的態壓力行了測量,獲得了大量的可靠的實驗數據。
  16. The main motor adopts imported converter to govern in a stepples way

    機採用頻無級調
  17. We can discover the m1 and m2 velocity of our country paces back and forth for a long time in the low level with the international comparison then, we analyzed the reason which affected the monetary velocity of our country and carry on the positive research and carry on the causality test

    從國際比較可以發現我國m1 、 m2流通度長期在低水平上徘徊。然後本文重點運用計量經濟學中分析時間序列數據的協整理論,對影響中國貨幣流通的原因行實證研究並行因果關系檢驗。
  18. A general stack equation of mobile robot based on analyzing the motion of planar motion object and the mathematical models of four different kinds of common wheels is developed, accordingly, the mobility of mobile robot is addressed and the forward and inverse solutions to speed for specific configuration driven by differential speed are derived. utilizing the muir and newman convention, the description of the posture transformation matrices between different coordinate frames and the solution for the speed of point located on these frames are introduced. according to posture estimation, a more accurate method, dead reckoning algorithm, is developed for a specified configuration characterized by differential speed motorization, and simulations of this algorithm and other traditional methods are carried out using matlab while traversing a circular path

    本文對兩輪差機器人的運學及其本體緩沖設計行了探討,在對平面運物體運分析的基礎上結合四種常用車輪的數學模型,推導出了一個通用的移機器人堆積方程,在此基礎上分析了移機器人的移能力、並針對兩輪差構型推導了度正解與逆解;使用muir和newman的運學建模方法,推導了移機器人上點及連桿坐標系位姿、換關系矩陣及求解方法;在移機器人位姿識別方法中結合差構型對航位推演算法行了分析:推導了一種理論精度較高的航位推算演算法,並使用matlab對其與傳統的推算演算法在跟蹤圓弧軌跡情況下行了模擬;最後針對本文所研究的機器人給出了一種比較系統、可靠的緩沖結構設計思路,較好地解決了移機器人作業過程中外界因素及本身設計中引入的各種不確定誤差問題;本論文研究成果已在本實驗室所開發的樣機上得到實現,經過應用與考核證明其中的分析與設計是切實可行的。
  19. The single - observer passive locating method with phase difference rate of change and some key technologies - are studied in this dissertation on the applying background of locating remote slow offing targets with fast plane. this dissertation is outlined as follows

    本文面向快的空中觀測平臺對海面慢目標定位的特定應用背景,利用相位差化率方法行了單站無源定位體制和關鍵技術的理論研究。
  20. This article has further analyzed the impact on monetary policy validity of the monetary velocity and discovered the monetary velocity often reduced the government

    本文一步分析了貨幣流通度對貨幣政策有效性的影響,並且發現由於我國貨幣流通度的順周期特點,貨幣流通度的往往降低了政府貨幣政策的有效性。
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