電子演算機 的英文怎麼說
中文拼音 [diànziyǎnsuànjī]
電子演算機
英文
electron computer- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 演 : 動詞1 (演變; 演化) develop; evolve 2 (發揮) deduce; elaborate 3 (依照程式練習或計算) drill;...
- 算 : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
- 機 : machineengine
- 電子 : [物理學] [電學] electron
- 演算 : perform mathematical calculations; calculation; calculus演算器 exerciser
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Vsp is both a pivotal tache in logistic distribution optimization and indispensable in electronic commerce. it can increase logistic economic benefit and realize logistic rationalization. the systemic study on the theory and method of vsp is the base on the growth of logistic intensivism, the establishment of modem chain of command, the development of its and ec. now, the problem is not only applied to the field of auto transportation, but also to ship avigation communication electricity industry management computer application etc. the algorithm has been applied into many combinatorial optimization problems such as the trainman ' s shift arrangement in avigation the optimization design of cargo arrangement in ship company
對貨運車輛進行調度優化,可以提高物流經濟效益、實現物流科學化。對貨運車輛調度優化理論與方法進行系統研究是物流集約化發展、建立現代調度指揮系統、發展智能交通運輸系統和開展電子商務的基礎。目前,問題的形式已有很大發展,該問題以不僅僅局限於汽車運輸領域,在水運、航空、通訊、電力、工業管理、計算機應用等領域也有一定的應用,其演算法已用於航空乘務員輪班安排、輪船公司運送貨物經過港口與貨物安排的優化設計、交通車線路安排、生產系統中的計劃與控制等多種組合優化問題。The computer, which seems to play the role of a human brain, is often called an electronic brain
計算機似乎扮演著類似人腦的作用因此經常被稱為電子腦。Main technic of giss webgiso thus function modules architecture and network topological structure are confirmed webgis system implements the basic function of electronical map, such as map zoonu pan, and the abundant query of geograph and database by using maplnfo mapxtreme for java as map server and jsp., java technico this system also can implement the routing of linesx analysing of buffer and so on0 this paper advances storage model of roads and pipelines topology data, efficiently solves the maintenace problem of network topology data of webgis and implements the shortest path algorathm based on webgis by improving it0 the system has better opening by suppling database interface of map ? the system has perfect on - line help and user forum and favorable interfaces and implementation of this system makes fundament for the further research of webgiso
本系統利用mapinfomapxtremeforjava作為地圖服務器,採用jsp和java技術,實現了基於webgis的電子地圖的縮放、漫遊等基本功能,並具有豐富的圖文定位查詢功能;實現線路路由、緩沖區分析等輔助決策功能;構建了道路管線網路拓撲數據的存儲模型,有效地解決了基於webgis的網路拓撲數據的維護問題;對dijkstra演算法進行了一些改進,實現了基於webgis的最短路徑演算法;本系統提供了電子地圖數據庫介面,使本系統具有很好的開放性和通用性; webgis系統軟體具有完善的在線幫助和用戶交流論壇,人機界面友好。Non - linear dynamical systems and chaotic phenomena. random processes and diffusion. ising model and lattice gas. quantum systems and electronic structures. percolation, fractal and self - similarity. neural network and genetic algorithm
非線性動力系統與混沌現象、隨機過程和擴散現象、易幸模型與格子氣體的統計模擬、量子系統與電子結構、展透、碎形與自我類似、類神經網路與基因演演算法。Abstract : based on the electronic focus technology development of state - of - the - art, the paper suggested a complete apparatus s cheme ofauto - focus based on sspd ( self - scanned photodiode array ) and 8098 singl e chipprocessor, giving out a focus criterion algorithm based on image high freq uencystatistics. the function of auto - focus of both reflected and transparent o pticalmicroscope was realized. meanwhile some corresponding problems such as sta bility of lightsource, step motor driving etc. were also discussed, which greatly improved the accuracy andreliability of the system
文摘:在介紹與分析了國內外電子調焦系統的技術發展與現狀的基礎上,提出了一種基於sspd (自掃描光電二極體列陣)與8098單片微處理器自動調焦的整體技術方案,給出了基於圖像高頻成分統計的聚焦判識演算法,在此基礎上實現了反射式與透射式光學顯微鏡的自動調焦,同時對系統的可靠性有關的其它相關問題如光源穩定性、步進電機驅動等問題也進行了討論。They apparently planned to ignite a peroxide - based solution using an electronic device, and scheduled a rehearsal within two days to see if they could smuggle the materials on board
很明顯地,他們打算通過一電子設備來引爆氧化氫液體炸藥,同時在兩天內就實施了一場預演來檢驗他們是否能將炸藥偷偷帶上飛機。Zhusuan is closer than writing calculation with computer in the distance, through the analyzing and researching in algorithm mechanism. the developed of mechanized mathematics, in ming dynasty, is the heights of chinese mathematics and the magnificent feats of the world in that times
四、從演算法的基本機制要素(輸入、儲存、計算和輸出)上,對明代機械化數學(珠算)與西方同期的機械化數學(筆算) ,進行了具體分析和比較,說明從與數字電子計算機思想方法的距離上看,珠算要比筆算近得多。Impose computer graph technology to make electronic vehicle tallies, in addition, the concept of virtual rail track is proposed based on the electronic vehicle board with the help of computer graphics, in order to realize intuitionistic simulation on vehicle scheduling, and to configure resources
通過對趟車盈虧核算和修正核算演算法進行比選。利用計算機圖形技術生成電子車牌,並在此基礎上提出虛擬股道設想,實現直觀的車輛模擬調度,指導資源配置。2 beginning of the months, calculator industry important leader with wear the company at the s the next generation dvd that more the is more inside the standard formally take a stand, joined to lead the the consumption of technique light the row or column of the electricity subsidiaried
藍光陣營添巨頭2月初,計算機業巨頭惠普和戴爾公司在愈演愈烈的下一代dvd標準之爭中正式表明立場加入了倡導藍光技術的消費電子公司的行列。Crack detection system of glass bottles is a subsystem of computer vision detection system on - line of glass products. the whole system was developed by the cooperation of the electronic technique research institute of guangxi normal university and guilin glass factory. in the course of test, the writer found that the subsystem possesses worse adaptability of adapting the change of the environment and worse tolerance to mistakes of the new information
「玻璃瓶口裂紋檢測系統」是廣西師范大學電子技術研究所與桂林市玻璃廠聯合開發的「玻璃製品的計算機視覺在線檢測系統」的一個子系統,筆者在調試過程中發現,該子系統對環境變化適應的靈活性和對新信息的容錯性較差,這主要是由於該子系統目前所採用的演算法不具備自學習、自適應的能力所造成的。The main research contents of the technical design include : analyzing the necessary parts of the solar x - euv telescope and the method of imaging x and euv ray ; developing the optic, electronic and mechanical design of this instrument ; computing solar x - euv imaging telescope ' s response to different temperature plasma, analyzing combination application of telescope filters for reconstructing the plasma paramaters and apprasing the telescope ' s response to the solar activities
技術設計的主要內容包括:分析瞭望遠鏡的系統組成及成像方式選擇;完成太陽x - euv成像望遠鏡光學、電子學、機械等方面的技術設計:計算分析了太陽x - euv成像望遠鏡對不同溫度的等離子體響應、反演高低溫等離子體參數的最佳過濾片組合利用及望遠鏡對不同太陽活動現象的響應。In the paper, a speed estimator based on artificial neural network is designed according to the principle of direct torque control, the speed estimator is optimized by genetic algorithm, and the parameters of pid speed adjuster is also optimized by genetic algorithm. a stator linkage and torque observer based on stator resistance estimator using fuzzy neural network is also designed. eventually, the intelligent control of direct torque control system is implemented
本文根據異步電動機直接轉矩控制原理,在應用人工神經網路進行速度辨識的基礎上,利用遺傳演算法對神經網路速度辨識器進行了優化設計;運用遺傳演算法對pid速度調節器的結構和參數進行了整合;在採用模糊神經網路對電機定子電阻辨識的基礎上,進行了定子磁鏈及轉矩的觀測,為最終實現無速度傳感器直接轉矩控制系統的智能控制創造了條件。As a non - linear and multi - coupled system, the control of the ac induction motor ( acim ) has long been challenging. thanks to the vector control algorithm, acim can offer the same control capabilities and dynamic performance as traditional high - performance dc motors. with the vector control algorithm, the stator current of acim can be expressed in two orthogonal axes, and thus the rotor flux part and torque are de - coupled
交流感應電機難于控制是因為它是一個非線性、多耦合的系統,矢量控制演算法通過坐標變換將異步電機的定子電流分解為轉子磁鏈方向和與之垂直方向的兩個分量分別進行控制,從而實現轉子磁通和轉矩的解耦,使得交流感應電機的動態性能可以和直流電機媲美。In order to resolve the question, in the thesis a simulation arithmetic of hydro - electrical system is put up. the equations of hydro - electrical system are divided to two parts, one of which consists of the differential equations of conduit system, hydro turbine and generator ' s rotator and is solved by characteristic equation arithmetic, the other of which consists of the differential equations of generator, magnetic system and grid and is solved by longge - kuta arithmetic or covert integrated arithmetic. through the alternative solving of the two parts, the simulation results of the large - disturbance transient could be abstained eventually
為解決這一問題,本文提出了一種將水力系統和電力系統方程交替求解的水電系統聯合模擬演算法,即將包括輸水系統、水輪機以及機組轉子等部分的水力系統差分方程作為一部分,將包括同步發電機、勵磁系統以及電網等部分的電力系統微分方程或差分方程作為另一鄭州大學工學碩士論文部分,對前一部分採用特徵線法求解,對后一部分根據模型形式採用龍格一庫塔法或隱式積分法等演算法求解,這兩部分的求解過程交替進行,最終即可得到水電系統大擾動過程的模擬結果。The algorithm is also applied in the broken rotor bars detection in squirrel cage induction machines, which is dependent on detecting the twice slip frequency modulation due to the speed or torque in the stator current, and the rotor bar faults can be detected effectively without some preprocessing
指出可以利用信號的小波脊線來提取頻率隨時間連續變換的信號的瞬時頻率,並將該瞬時頻率提取演算法成功地應用到異步電動機定子起動電流信號的分析中,有效地提取出了轉子斷條故障特徵。In this chapter, the method of bldcm rotor position detection is first discussed. then the principle and algorithm of bemf zero crossing point detection is explained. in succession, the chapter dissertates the software realization of the bemf zero crossing point detection algorithm, the software disturbance filter and the modification of phase displacement, and the software realization of commutation point
在這一章中,先簡述了無刷直流電機的轉子位置器檢測方法;然後論述了反電動勢過零檢測原理和演算法以及該演算法的軟體實現、軟體濾波和相移修正、換相點的軟體實現;最後對軟體開環換相起動策略作了詳細論述。In the paper, the transmission power of section constituted by the assigned branch is seen as objective function, assigning the adjustable generators both in sending system and receiving system, assigning the faults set, including the constraint conditions such as the differences between the angles of rotor and the inertia center angel of the whole system, the thermal stability of branch and node voltage, obtaining the results by using interior - point solution and line - predominant jordan
本文提出的考慮暫態穩定約束的可用輸電能力演算法是以指定線路組成的斷面的傳輸功率為目標函數,指定送端系統和受端系統中參考調節的發電機,指定故障集情況下,以發電機轉子相對全系統慣性中心的角度差、線路熱穩定、節點電壓等構成約束條件,採用內點法和行主元約當逐行消去法求解問題的最優解。In order to consider the different heating of positive - sequence current and negative - sequence current of the motor stator generally, the equivalent current is adopted instead of the traditional phase current. the way how to gather positive - sequence current and negative - sequence current is brought forward, and the recurrence fourier - algorithm is adopted to calculate the effective value of current and voltage, the effective value of positive - sequence current and negative - sequence current
為了全面考慮感應電動機定子正序電流和負序電流的不同發熱效應,提出了正序電流和負序電流獲取的方法,並採用遞推傅氏演算法來實現電流、電壓及電流正序和負序分量的有效值的計算。Specific issues examined are : compensation for the variation of the stator resistance, the offset error of the dc bus voltage, the voltage error generated by the forward voltage drop the dead time of the switches, improvement of the steady state performance, and the speed sensorless control for the pmsm dtc drive system are of major concern in this thesis
定子電阻變化,直流母線電壓漂移,開關器件反向相電壓降、逆變器死區時間引起的電壓誤差的補償,提高系統穩態運行性能以及永磁同步電機直接轉矩控制的無速度傳感器運行方案等問題都是本文研究的重點。轉矩的快速響應是直接轉矩控制演算法的一個卓越的性能。Storing information in molecules of dna could allow for an information density of approximately 1 bit per cubic nanometer. the energy consumed by dna molecular biology computing is billionth of that consumed by one conventional computer. the characteristics of dna molecular biology computing mentioned above which are high parallelism, huge capability and low consumption are incomparable and irreplaceable to the existing computers and parallel ones
Dna分子生物演算法具有高度的并行性,運算速度快; dna作為信息的載體其貯存的容量非常之大, 1立方米的dna溶液可存儲1萬億億的二進制數據; dna分子生物計算所消耗的能量只有一臺電子計算機完成同樣計算所消耗的能量的十億分之一; dan計算的上述特性,即運算的高度并行性、大容量、低消耗是目前計算機和并行計算機所無法比擬和替代的。分享友人