線路行列式 的英文怎麼說
中文拼音 [xiànlùhánglièshì]
線路行列式
英文
circuit determinant- 線 : 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...
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 行 : 行Ⅰ名詞1 (行列) line; row 2 (排行) seniority among brothers and sisters:你行幾? 我行三。where...
- 列 : Ⅰ動1 (排列) arrange; form a line; line up 2 (安排到某類事物之中) list; enter in a list Ⅱ名詞1...
- 式 : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
- 線路 : 1. [電學] circuit; line 2. [交通運輸] line; route
- 行列 : ranks
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The spindle flowmeter and the especially designed totalizer highly improve the precision of measurement, and the measuring system made up of them is very easy to use
置於測量現場的多臺積算儀與上位pc機之間可以通過rs - 485串列總線進行數據傳輸,構成高精度的分散式測量網路。According to train marshalling and time when train stops, it computes seats allotment of hard seat, soft seat, hard berth and soft berth of all stations where the train stops. and then, we can adjust the results with production system to match our requirement
根據列車編組、停站時刻等數據,自動計算並完成線路方向上旅客列車在經由停車站軟(硬)臥(座)的票額分配,可利用產生式系統對票額分配的結果進行合理化調整。Furthermore, it is very important that improve the autoimmunization of substation without watch - keeper. in the design of substation, we predigest main wiring with a minitype base and adopt simple wire - connection : dule t type is used in 66kv side, segmented single bus - bar with hospital bus - bar is used in l0kv for major load
在該無人值班變電所的設計中,以小型化模式為基礎,簡化主接線: 66kv側採用雙t接線方式,正常時雙線雙變壓器分列運行; 10kv側由於饋電線路較多,負荷較為重要,因此採用單母線分段帶旁路接線方式。Among railway line ' s plane design parameter, the minimum radius of curve, transition curve ' s type and length, straight line between two curves, centre - to - centre distance of track are key factors which confine railway to bringing up speed, moreover these factors among maglev railway request even more strict
由於高速磁懸浮鐵路採用了非接觸式的行車技術,舒適性將得到很好的改善。鐵路線路平面設計參數中,最小曲線半徑、緩和曲線長度、夾直線長度、線間距離是限制列車速度的關鍵因素,高速磁浮鐵路同樣如此。Introduction of the features, present operation and development of tilting trains. in " londyan - zhanping - xiamen railway line, passenger train speed must be increased and trip time shortened in order that railway transportation may compete with high - speed highway transportation. while operating tilting emus is a feasible approach
介紹擺式列車的特點、運用和發展狀況;在「龍巖-漳平-廈門」線上,要與高速公路運輸競爭,必須提高旅客列車運行速度、縮短旅行時間,開行擺式列車動車組是較為可行的途徑。One way is that the rail lines for high speed are built and the high speed trains are applied. the other way is that the existing railways are improved and the tilting trains are used. besause the tilting train can ensure the ride quality of passengers, improve the speed of curving and reduce the time on trip meanwhile and do not need too much cost the second way is accord with the situation of our country and railway
列車提速有兩種途徑:一種是修建高速鐵路開行高速列車,另一種是對既有線加以改造,開行擺式列車。其中,擺式列車在保證旅客乘坐舒適性的同時,能夠提高列車曲線通過的速度,縮短旅行時間,而又不需要太大的投資,符合我國的國情、路情。Associating with the research and development of national natural heavy concentrate system, considering the feature of natural heavy concentrate database separately stored in every province, which is of mass data, discrete, irregular distribution, and influenced by hardware factors, such as computer configuration and network transfer speed, distributive database and parallel computing philosophy is applied, zone partition and multi - threading queue method is employed to retrieve and process the discrete data within a certain polygonal zone
結合全國自然重砂系統研製,針對分散存放在全國各省的自然重砂數據庫,數據海量、離散、分佈無規律、受計算機配置、網路速度等硬體因素影響的情況下,應用分散式數據庫及并行運算理念,採用區域分片及多線程隊列方法對某個多邊形區域內的離散數據進行檢索與處理。This can fully consider the effect of the structure of transmission line and the selection of lighting parameter etc. by calculating and analyzing various of factor that affect the lightning tripping probability of 500kv double circuit transmission line, we can draw the conclusions : the result by intersecting method is more accord with the practicality circumstance than by existing standard methods, using unbalance high insulation and reverse sequence of wire can reduce the contemporary outage rate of double circuit line, reducing the footing resistance is one of the most efficiency method to reduce the back stroking rate of double circuit transmission line, the double back stroking rate and the single back stroking rate will fall by three ground wire, when the footing resistance is 10 ohm, the back stroking rate by three ground wire is 83 percent of by two ground wire
在分析輸電線路繞擊耐雷性能時,對線路的雷電屏蔽問題進行了分析,提出對擊距法進行改進,充分考慮了風速的影響因素,編寫了具有工程實用價值的計算線路繞擊耐雷水平的程序,此方法可以充分考慮線路結構和雷電參數等對繞擊率的影響。通過對影響500kv同桿雙回線路雷擊跳閘率的各種因素進行了計算和分析,得到以下結論:採用相交法的計算結果比定義法更符合實際運行情況。採用不平衡高絕緣方式和導線逆相序排列可以大大降低雙回同時跳閘率。Estimate the highest speed tilting trains can reach based in an analysis of the present " longyan - zhangping - xiamen " railway line. 3. come up with the blue print of operating tilting emus on this line and smoothly implement it by complete organization, design and maneuvering
通過對「龍巖-漳平-廈門」鐵路線路分析,在既有線路條件下,開行擺式列車動車組能達到的運行速度。According to the principle analysis and the abroad condition, the development of the tilting train, designed by our own country, has been placed the first position on the way of the improvement of the train speed
理論分析和國外實踐表明,擺式列車可以有效地在既有線路上提高列車運行速度。發展擺式列車是我國國情、路情所決定的發展方向,開發具有自主知識產權的擺式列車已成為鐵路提速的當務之急。The target will not come true, even with good line or efficient traction, if the problems of brake are act solved well currently, we are usually puzzled by wheel flat, disc crack in brake system, which influence the quality of running badly
制動問題如果沒有解決,即使有了高質量的線路,有了功率很大的牽引動力等,高速或者重載還是不可能實現的。目前我國運行列車制動裝置的破壞形式主要是踏面擦傷和制動盤裂紋,嚴重影響了運行質量。Track maintenance technology is raising while high speed railway was developed in abroad. the developed countries like japan, french and german etc. had made their own high speed track management code. strict managing track smooth qualities by using advanced track measuring car, exhibiting their maintenance level by using advanced measuring system, mechanism construction, scientific diagnosis and automatic management technology
國外高速鐵路迅猛發展,線路維修養護技術水平也不斷提高,主要表現在採用先進的檢測系統、高度機械化作業方式、科學診斷和自動化管理方面。我國鐵路近十年取得了很大的發展,經歷了四次大提速, 1998年8月開始,我國引進瑞典x2000擺式列車在廣深線試運行( 200km h ) 。The device can measure reactive parameters in distribution power net which are generally considered to he difficultly measured the paper also introduces the calculating method of the reactive compensation capacity and its optimal location, the design method and realization principle of the series devices, such as the reactive power acquisition device, the reactive power optimized controller and the compensation capacitor operator, is seated in detail through economic and technical comparison, a realistic hardware scheme of reactive power compensation system is proposed
文章利用電磁感應原理和數字通訊技術結合試驗設計出電源自給式高壓線路無線信號採集裝置,解決了配電網分支線路無功參數不易測量的問題。文章還介紹了系統無功補償容量及安裝位置的計算方法,較為具體的講述了無功功率採集器、無功優化控制器以及補償電容操作器等一系列裝置的設計方法和製作原理。通過經濟技術比較提出了一整套切實可行的無功補償系統硬體製作方案。Secondly, methods of improving on probe are investigated in detail : using the electromagnetic shielding effect to decay the direct - coupled magnetic field and using the dual probe to control the energy flow, so as to make the probe to be shorter ; designing 3 - d pick - up coil array to increase detection sensitivity. at last, experiment system is set up to verify the simulation result and the comparing result shows simulation result agrees with experiment result
其次,對改進傳感器性能的幾種方法進行了詳細研究:利用電磁屏蔽效應以衰減在直接路徑上的磁場傳播、採用復式探頭激勵方式以實現能流控制,從而減小傳感器體積,模擬證實這兩種改進方案有效;設計三維周向檢測線圈陣列以提高缺陷檢測靈敏度,模擬結果證實三維探頭的周向靈敏性。The contributions of this thesis are as follows : 1. analyzing the nonlinear dynamic behaviors of the network traffic under certain queue management mechanism
研究分析了在特定的鏈路隊列管理模式下,若干個tcp流在一條簡單鏈路中的非線性動力學行為。We give the effect result of different buffer in train longitudinal dynamics, and analyze the advantage and disadvantage of using different brake value and brake shoes
本文還對裝備了不同緩沖器、列車制動系統,以及運行於不同線路和採用不同操縱方式的列車進行了縱向動力學的計算。Agv ( automated guided vehicle ) optimization is a typical np problem, in the course of initial group generation, this article applied accumulator process, crossover operator based continuous insertion heuristic mode, and push - connect - exclude method. according to stacker running process and characteristics, stacker optimization was devided into two parts, the first one was shelves number optimization, the second one was travel scheduling problem. finally, this article written genetic algorithm program based on c
Agv的優化調度屬于典型的np問題,在初始群體的產生中,採用聚加過程,並建立了可行插入的條件;提出了基於連續插入啟發式的交叉運算元;採用了推?銜接?排除過程來使任務的滿意度達到最佳;針對堆垛機的運行過程,建立了數學模型,並依據其運行特點,把堆垛機的優化分為兩部分,一是針對庫位號的優化,改變傳統的庫位號排列方式,利用遺傳演算法建立起比較合理的庫位號排列順序;二是把堆垛機的運行線路簡化為旅行商問題,並做了適當的修改。Later on, after elaborating the disadvantages of the old methods in detecting and recognizing moving objects, a series of corresponding approaches are proposed, such as grid scan, local tracking bug and dynamic window in object tracing to reduce the huge data needed to be processed, maximum and minimum for selecting a proper segmentation threshold and improved conversion from rgb model to hsv and so on to decrease the influence of inhomogeneous lighting and the color noise, a bilinear interpolation in each quadrant to eliminate the bad effect on the recognition precise because of the distortions of the camera. after that, much emphasis is given on application study in pattern recognition with a feed - forward neural network. both the basic bp algorithm and improved bp algorithm in the study process are described in detail, and the later is used to quicken convergence speed and improve validity of the network
然後,分析和闡明了傳統的運動目標檢測方法的不足,並在此基礎上結合研究中的實際實驗環境,提出了一系列解決方法,包括針對降低龐大數據量而提出的網格掃描、局部「跟蟲」追蹤和動態窗口掃描等目標檢測方法,針對實驗環境中光照不均和顏色干擾提出基於人機交互的最大最小值閾值選取方法和引入改進的rgb模型到hsv模型的轉換方法,為消除圖像畸變對識別精度的惡劣影響而採用的通過控制點進行雙線性插值進行畸變校正的方法;緊接著,概述了神經網路的發展歷史和幾種常用神經網路模型的特點,重點研究了前饋型神經網路在模式識別中的應用問題,詳細闡述了基本的bp演算法和學習過程中bp演算法的改進,從而使網路收斂速度更快,解決問題更有效,並在此基礎上,設計了一個基於bp神經網路的運動目標識別系統,給出了實驗結果。It is the simplest form among transformers in this kind. for evaluating the relationship between the error of winding impedance and the performance of the three - phase to four - phase power transformer, this paper uses “ matlab ” as a digital simulation platform to exam the mathematic model and analyze the balance condition as well as
因此,本文對不同排列方式,不同回數四相輸電線路的電場、磁場、無線電干擾和可聞噪聲進行了詳細的分析和計算,並把它們與三相輸電線路相應的電磁場參數進行了全面比較。In this thesis, we will review some traditional methods of detecting data dependence and analyze the relation between the data dependence and the mechanism of parallelism. based on path analysis and symbolic execution, we describe two methods, static analysis and dynamic analysis, for detecting data dependence of array variables in loops of sequential programs
進而提出了基於路徑分析和符號執行的靜態測試和動態測試方法,來研究串列程序中循環內部數組變量的數據相關性,該方法對于下標表達式為線性表達式時有很好的效果,而且能夠處理一些復雜的數組下標表達式,比如數組下標表達式含有輸入變量和非線性下標表達式的情況。分享友人