直線流路 的英文怎麼說

中文拼音 [zhíxiànliú]
直線流路 英文
straight channel
  • : Ⅰ形容詞1 (成直線的; 硬挺的) straight; stiff 2 (跟地面垂直的; 從上到下的; 從前到后的) erect; v...
  • : 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...
  • : 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...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • 直線 : 1. (不彎曲的線) straight line2. (急劇的) steep; sharp
  1. According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also

    根據系統技術要求,採用單片機實現了混合式步進電動機的開環數字控制;利用v f變換和復合鍵控方法實現了系統轉速等參數的數字設定;利用細分控制技術保證了電機運行的平穩性,並進行了波形分析和理論研究;採用單片機軟體降速控制策略解決步進電機行程末端的機械沖擊問題;同時對主功率電、驅動電和系統保護電進行了分析,完成了硬體設計、製作和軟體編程、調試,最後在混合式旋轉步進電動機上進行了全面測試。
  2. We can use the mm5 model in definite time, definite area weather forecasting. we conclude that : : the moving route of this necw in its developing progress was direct - south along latitude, the cold air is rough, and just this made the rough vertical velocity ; the necw southern moving and conflicting with the west pacification sub - tropical high makes rough jet steam. the plenty south - west warm and wet air made by the jet stream gave the rainstorm demanded vapor ;. the rough vertical velocity by jet stream is a main reason in this rainstorm ; the mm5 model uses four - direction analysis data as its input, this avoids some errors occurred in observe and transfer, thus made the result more useful

    綜合分析認為: ( 1 ) 、這次冷渦在其發生發展過程中,其移動徑是沿經圈南壓,攜帶的冷空氣勢力較強,形成槽后較強的垂運動; ( 2 ) 、西太平洋副熱帶高壓偏北位置與東北冷渦南壓形成的急軸,把源源不斷的西南暖濕氣輸送到遼西地區,也就是急軸的左前方位置,為這次暴雨的產生提供了充足的水汽來源; ( 3 ) 、低空急不但為暴雨輸送水汽,其造成的較強的垂也是產生強降水的一個主要原因; ( 4 ) 、 mm5模式以四維同化資料作為初始場,最大限度地避免了觀測誤差可能造成的積分不穩定,提高了模擬結果的參考價值。
  3. The maturity of stream media and cdn technologies will surely give a revolutionary impetus to broadband content and even to the entire broadband industry. they will provide end users with internet - based information services such as multimedia news release, on - line direct broadcast, network - based advertisement, e - commerce, vod, distance education, remote medicine, internet - based radio station and videoconferencing, and yield a comfortable profit to the value chain of the broadband industry, including operators, icps and isps. 2

    媒體技術的發展和內容分發平臺的成熟,必將為寬帶內容提供革命性的推動力,必將喚醒整個寬帶產業,為最終用戶帶來網際網多媒體新聞發布、在播、網廣告、電子商務、視頻點播、遠程教育、遠程醫療、網電臺、實時視頻會議等網際網的信息服務,給運營商、內容提供商、服務提供商等整個寬帶產業價值鏈帶來豐厚的利潤。
  4. In this paper, we have studied the feasibility for the bpm of to be button electrode was used in the lia and the simulating has done for the use by pspice / orcad

    本文研究了鈕扣電極束位置探測器應用於強感應加速器( lia )的可行性,並用pspice orcad電模擬模擬軟體進行了模擬計算。
  5. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓環感應電機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面電作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環感應電機空載氣隙磁場進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了轉矩,位移,轉速隨時間變化曲圖,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用等效電法計算了堵轉時的最大電磁力並做實驗進行了驗證,由實驗測得了三相電波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。
  6. By comparing the two types of airline networks based on the same network model parameters, it is found that the flight frequency, nonstop traffic and fare given by hub - and - spoke airline network is larger than that by fully - connected airline network, while the single flight occupancy is incomparable

    基於相同的網模型參數,對全連通航和樞紐航中的航班頻率、客量、達票價、單航班座位數之間的關系進行了研究,結果發現樞紐航中的航班頻率、達客量和達票價分別大於全連通航中的航班頻率、達客量和達票價,但是不能確定兩種航中單航班座位數之間的大小關系。
  7. This paper presents a type of electroplate production - line system which drives by linear induce motors and describe the entire control system the new system is controlled by digital signal processing chip ( dsp )

    論文結合中山寶泰電板設備製造有限公司的電鍍系統而開展地課題研究設計工作,研究了一套感應電機驅動的電鍍及控制系統。
  8. Under windows nt and labview development environment, using the linear fit module, exponential fit module > general polynomial fit module of labview to design a method for fitting the experiment data, the results of curve fitting indicate that the purpose of general polynomial fitting is better than the rest. separating the equivalent input impedance of magnetostrictive transducers without stimulate current from input impedance of it with stimulate loop based on the results of curve fitting, and determining the syntony frequency and electric simulation network parameters of magnetostrictive transducers by this input impedance. finally, with labview network functions, realizing magnetostrictive transducer electric simulation system based on web server and discussing a scheme for this system network by datasocket. the method of this paper can more accurately determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers than the testing method of syntony & anti - syntony. at the same time, discussing virtual instrument measurement system and how to realize magnetostrictive transducer electric simulation network system by labview network functions of network virtual instrument measurement development environment

    在windowsnt系統環境和labview虛擬儀器技術開發平臺下,首次利用labview中的擬合模塊、指數擬合模塊以及多項式擬合模塊,設計了一種對實驗所得數據進行曲擬合的方法,對三種擬合方法進行了比較,曲擬合結果表明,多項式擬合方法相對于其它兩種擬合方法效果更好;根據曲擬合的結果可從帶激勵圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電時機械振動形成的等效輸入阻抗,並由此輸入阻抗確定了磁致伸縮換能器的諧振頻率及其電氣模擬網參數;最後通過labview提供的網功能,實現了基於web服務器的磁致伸縮換能器電氣模擬虛擬儀器測試系統,並探討了通過datasocket技術實現該系統網化的方案。
  9. The model tries to achieve minimum transfers and maximum traveler flow per unit length with line length and non - linear rate as constraints

    該模型以換乘次數最少、單位長度運送客量最大為優化目標,長度、非系數等作為約束條件。
  10. The new algorithm starts from an initial estimate which is based on the hough transform, and a rectangular window is centered using the current line approximation, and a new line estimation is generated by making a total least squares fit through the pixels contained within the window. this is repeated until convergence is reached. lastly, we have suggested a new technique which may recover the motion and structure parameters of a moving object by using of 21 optical flow lines based on the optical flow fields of the feature line this thesis is the project supported by aeronautical foundation science ( no. 99f53065 ) and research center of measuring and testing technologies, and control engineering in nanchang institute of aeronautical technology ( no. 2001 - 15 )

    演算法的思是:首先,在小區域內運用霍夫變換確定的初始值;其次,以的初始值所對應的為中心,建立一個矩形框;最後,利用矩形框內所包含的邊緣點數據不斷地迭代至收斂,從而達到進一步修正的坐標參數;本文基於特徵的光場,即場,建立了一種利用21條光確定空間三維物體旋轉運動參數、平移運動參數以及對應的空間坐標的性演算法。
  11. At the same time basic ideas of building the 5638 ? interpolation library were proposed on the basis of the windows nt dynamic link library standards. the interface between the interpolation routines and user mode applications was defined. then the flow design of the routines, which implement the straight line and circle interpolation, was accomplished

    本文還依據windowsnt動態連接庫的規范提出了設計其插補函數庫的基本思,定義了插補函數與用戶態程序之間的介面,並完成了和圓弧插補函數的程設計。
  12. The paper discusses the work princinple of ldcsm, adopts singlechip as core control cell, puts forward two kinds of control schemes, analyzes and study the technique scheme, hardware and software design of each control system separately in detail, on the basis of the centralized winding electrifying trait and pulse stepping control method of two phase hybrid linear dc step motor ( hdclsm )

    論文在討論了步進電動機工作機理的基礎上,根據兩相混合式步進電動機( hdclsm )集中繞組的通電特點和脈沖步進控制方法,採用單片機為核心控制單元,提出了兩種數字控制方案,分別就每種控制系統技術方案、硬體電、控制軟體設計等技術內容進行了詳細地分析和研究。
  13. A method for measuring electron beam energy spectrum of linear accelerator with transducer of a multi - strip metel target is introduced. its principle, circuit and design are discussed

    摘要介紹了用一種多條金屬靶傳感器測量加速器電子束能譜的方法,主要討論其原理和電設計時應考慮的問題。
  14. By magnetic field analysis for the stage, three formulas reached : one is magnetic road magnetic force calculational formula of magnetic levitation system that except flux leakage, the second is magnetic driving force calculational formula for open magnetic road dc linear motor, the third is magnetic flux density calculational formula for dc linear motor. these formulas make reference for design, analysis and control

    本文對磁懸浮定位平臺進行了電磁場分析,推導出磁懸浮系統不計漏磁的簡單磁、磁力計算公式和原理樣機所採用的開磁電機推力及磁通密度計算公式,為設計、分析及控制提供參考。
  15. The forerunner of teco sa was taian electric, which was founded in march 1969 and merged with teco in oct 2003. ever since its establishment, sa never stops making contribution towards the industrial automation technology. sas products include ac dc motor controls, molded - case circuit breakers, high low voltage electric material, engines, generators, switchgears, ac dc frequency inverters, programmable logic controllers and servo controllers

    電控事業部的前身為臺安電機,自1969年3月創立至2003年10月與東元合併迄今,一秉持著穩健踏實的態度,以電磁開關無熔器高中低壓配電器材引擎發電機組配電盤變頻器可程式控制器及伺服控制器等產品,為工業發展奉獻心力,滿足最基礎的用電安全,並提供整體性的自動化服務,符合節約能源的世界性潮
  16. Input pulse signal can be directly transformed into micro - step linear motion by use of linear pulse motor, which have found wide applications in the digital linear servo systems with high positional accuracy and high reliability. taking slpmu - 025a, a two - phase hybrid lpm manufacturing by shinko motor company ltd, as an specimen, the study on the drive control system is carried out in this thesis, which contains : ( l ) three kinds of drive circuits are designed and comparison analysis in theory is done ; ( 2 ) introduction to at89c51 microchip as controller and special micro - step constant current driver, a great variety of running modes driver control are developed ; ( 3 ) experimental testing and theoretical analysis of current waveforms and displacement graphs and velocity graphs are carried out in case of different micro - step constant current driver

    本文以日本神鋼電機株式會社生產的兩相混合式脈沖電機slpmu - 025a為樣機,對脈沖電機的驅動控制系統進行了研究,內容包括: ( 1 )設計了幾種脈沖電機驅動器電,從理論上進行了對比分析研究; ( 2 )用at89c51單片機作為控制器,採用專用的恆細分驅動器sh ? 2h057m ,實現了開環控制方式下對slpmu ? 025a樣機各種運行方式的驅動控制; ( 3 )對不同細分數下恆驅動的電波形以及各種運行方式下的位移圖、速度圖進行了實驗測試和理論分析研究。
  17. Wcdma is the dominant standard of the 3rd generation communication system and the high speed downlink packet access ( hsdpa ) will be the most important enhancing technology when the wcdma radio network is evolved into its final phase. the key point of the wcdma high speed downlink packet access is the fast packet schedule that will give a vital impact on the whole radio network performance

    Wcdma是第三代移動通信系統中的主標準,而wcdma高速下行分組接入( highspeeddownlinkpacketaccess : hsdpa )技術是wcdma網發展到後期最為重要的增強技術,其中的分組調度技術是整個wcdma高速下行分組接入技術的關鍵所在,它接影響著無的性能。
  18. As one of the indispensable media of internet, streaming media is widely used in internet multimedia press issue, on - line living broadcast, network advertisement, electronic commence, video order program, long distance education, long distance medical treatment, network broadcasting station, real time video reference etc. compression code algorithm is one of the very important technology

    媒體作為因特網不可或缺的媒體之一,已廣泛應用於網際網多媒體新聞發布、在播、網廣告、電子商務、視頻點播、遠程教育、遠程醫療、網電臺、實時視頻會議等網際網的信息服務的方方面面。在寬帶還沒有普及的今天,壓縮編碼演算法是媒體技術中非常重要的技術之一。
  19. Supply by means of yi dc 24v either 15v dc power breakdown or wire connection short circuit or electric current too large

    電源故障或接或電太大。
  20. This valve is a combined regulating and flow measurement device and must be installed with five diameters of straight pipe of the same nominal diameter as the valve and without intrusions upstream of the valve

    這種閥門是一種調節和量測量的組合裝置,必須安裝在與閥門公稱通徑一致的,長度為五倍徑的位置,使得閥門上游不會受到侵擾。
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