線路流通量 的英文怎麼說

中文拼音 [xiànlùliútōngliáng]
線路流通量 英文
line flow
  • 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...
  • 流 : 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...
  • 通 : 通量詞（用於動作）
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 線路 : 1. [電學] circuit; line 2. [交通運輸] line; route
  • 流通量 : circulation
  • 流通 : circulate
  1. There is great change of negative current component when it happens the line - open fault. it is marked as the occurrence of the fault. and it can be concluded the phase characteristic of negative current in the line. in the transient course, there are plenty of harmonics in the fault line. through the transient analysis, it is drawed that the amplitude of each harmonic in fault phase is greater than other phases. harmonic current in fault line is far greater than other normal lines

    發生斷線故障以後，線路中會出現負序電流的突變，可以作為故障啟動判斷的標志，並且通過分析得出了故障時負序基波電流的相位特點。在故障暫態過程中，故障電流中含有大量豐富的諧波成分，各次諧波在故障期間有突變，並且衰減很快。
  2. A simple, robust method is proposed that relies on high - resolution measurements and on - line analysis of network traffic to provide real - time alarms in the incipient phase of network anomalies. the anomaly identification algorithms based on behavior model using path changes, flow shift and packet delay variance

    通過高性能測量和在線分析網路流和路由信息對初始網路異常產生實時報警，提出基於路由變化、流變化和包延遲建立網路行為模型的網路異常檢測演算法。
  3. The third section of the essay, analyzes the distributing law of passenger flow of public traffic, brings forward a new prediction method which could keep accordance to the practical distributing law of passenger flow by and large, furthermore, could meet the demand of optimizing bus dispatch system. this method based on intelligent technology breaks through the traditional way

    第三部分研究了城市公共交通線路日客流量分佈規律，提出了一種可操作性的、能在總體均值上符合線路客流客觀變化規律、可滿足以城市公共交通線路調度為目的和以此為精度要求的城市公共交通線路每日客流量預測方法。
  4. The safety of transmission line plays a important role in power system safety it is not only the requirement of ensure supply power reliability, but also the necessary precondition of enhance power system stabilization, to remove faulty line quickly and accurately, also keep non - faulty line continuous work when some transmission line faults current differential protection is a kind of simple, reliable and good - selective protection manner to any variety of transmission lines, power system development needs current differential protection apply to transmission lines, moreover the advancement of electric and communication technology enable current differential protection apply to transmission lines firstly, the paper discusses, analyses the research and application transmission line protection in detail, compare the principle and realistic presupposition of general line pilot protections secondly, because conventional current vector differential protection are influenced easily by load current and transitional resistance, in order to at the same time quicken protection act, the principle and criterion include work characteristic of differential protect based on fault component sampled values are studied, results shows that differential protect based on fault component sampled values excels general vector current differential protection in reliability, sensitivity and anti - saturation of current transformer in addition, synchronous current sampling methods at all terminals of line is analyzed and estimated lastly, the principle and criterion. also device design about current sampling values differential protection based on optical fiber communication, which apply to short transmission lines are concretely investigated,

    基於基爾霍夫定律的電流差動保護無論對於何種形式的輸電線路都是一種簡單、可靠、選擇性強的保護形式，電力系統的發展使得電流差動保護應用於線路保護成為需要，而電子、通信技術的發展使得電流差動保護應用於輸電線路成為可能。首先，本文對目前線路保護的研究和實際應用情況進行了討論和分析，比較了常用線路縱聯保護的實現原理和實現條件及優缺點。其次，針對常規相量電流差動保護易受正常負荷電流和故障過渡電阻影響的缺點，同時為加快差動保護的動作速度，對基於故障分量瞬時采樣值電流差動保護的原理、判據、動作特性等作了討論和分析，結果表明基於故障分量瞬時采樣值電流差動保護在可靠性、靈敏度、抗電流互感器飽和方面明顯優于常規相量電流差動保護，對電流差動保護各端的同步采樣方法和數據通信也進行了分析和評價。
  5. Upon existent theoretical and experimental results and based on a great of laboratory investigations carried out in chongqing university, for the first time this paper studies systematically the insulators dc discharge performance and flashover mechanism of iced insulators in the complex atmospheric environment, which will contribute to the understanding of flashover phenomena observed on ice surface at low air pressure and provide the test and theoretical reference for hv and ehv transmission lines design and safety service

    為此，在國內外現有工作的基礎上，通過大量的試驗研究，本文主要研究了復雜環境中絕緣子的直流閃絡特性及閃絡機理。其結果有助於進一步了解低氣壓下覆冰絕緣子的閃絡現象，並可為輸電線路的設計和安全運行提供理論依據。
  6. The thesis analyzed the present transferring status between pudong airport and shanghai " s incity. through forecasting the long - dated flux of pudong airport and the area near it and combining the planning scheme of shanghai urban rapid mass transit, the thesis learned the helpful experience of the traffic organization in typical airport abroad and used the scientific analyzing model of public traffic flux forecasting to put forward some reasonable suggestion of the bottleneck question between pudong airport and incity : the one is to use the present no. 2 subway as the future airtrain to take on the most part of the flux and meantime present the concept of feeder efficiency to quantitative analyze the choice of feeder station ; the other is to set up cat ( city air terminal ) to convenient the passenger to come airport rapidly and economically in order to lessen the pressure of the traffic and improve the whole service quantity of civil aviation transportation

    本文分析了浦東機場與市內目前的換乘現狀，從預測浦東機場及緊鄰空港區域中遠期的客流量入手，結合上海市政府快速軌道交通的規劃方案，並且學習境外典型機場交通組織的有益經驗，利用規劃中的公交客流預測等科學分析模型，對浦東機場與市中心的軌道交通銜接提出了合理的建議：一是利用目前的地鐵二號線作為航空軌道共享線來承擔大部分進出空港的客流，並且給出了以接運效率最大化為目標函數的接運公交軌道站點比選模型；二是在市中心設立城市航站樓以方便旅客快速、經濟地到達機場，從而減少道路交通壓力，提高航空運輸的整體服務質量。
  7. Application of high - voltage explosion fuses is very abroad. in addition to protecting the electrical equipment by melting itself, disjunction or close of its tube can also be manipulated by a high - voltage insulative stick under some circumstance, for example, to switch on or off no - load overhead transmission line, no - load transformer and little burden current

    跌落式高壓熔斷器的應用極為廣泛，不僅能保護電氣裝置，在一定條件下還能直接用高壓絕緣鉤棒來操作熔管的分合，以斷開和接通空載的架空線路、小容量空載變壓器和小負荷電流。
  8. From the viewpoint of macro dynamic characteristics of freeway traffic flow, this paper classifies the freeway, gives a nonlinear macro dynamic traffic flow model of freeway using density and speed as state variables and then identifies the parameters by using searching approach step by step, finally gives an identification instance

    摘要從高速公路交通流的宏觀特性和動態特性出發，對高速公路進行了兩級分段，以車流密度和車流速度作為狀態變量，給出了高速公路非線性的宏觀動態交通流模型，進而採用直接搜索法對模型中的參數進行了分段辨識，並給出了辨識實例。
  9. When switching the no - load overhead lines by alternating - current high - voltage circuit breaker which is a kind of daily operations in electric power system, over - voltage is probably bringed out and insulating property of the electric devices is breakdowned sometimes, especially, when occuring re - strike. the main purposes that the tests on switching line - charging current are performed in the laboratory are assessing re - strike performance of circuit - breakers. according to the test results, the design of the circuit - breaker is optimized and re - strike performance is improved

    交流高壓斷路器是電力系統中最關鍵最重要的設備之一，斷路器開合空載架空線路是電力系統中常見的操作，操作過程中通常會出現過電壓，對系統絕緣造成威脅，嚴重時會破壞系統的絕緣性能，發生事故，隨著電力系統電壓等級的提高、輸電線路不斷延長及傳輸容量的增大，由操作過電壓引起的絕緣閃絡、設備破壞事故的幾率更加突出。
  10. In the second chapter, equivalent circuit of the eddy current sensor is firstly analyzed. based on that, the carrier signal generating circuit that is realized by the lc periodic circuit is introduced, thus, the carrier signal of standard frequency is obtained through the trimming capacity. subsequently, the disc type rotational armature generator and the rotational coupling transformer are separately leaded in to realize the power supplies of the carrier signal generating circuit and output of the measuring signal

    在傳感器設計一章中，首先對渦流傳感器進行等效電路分析，在此基礎上分析了由電感、電容諧振電路構成的載波信號發生電路，並通過微調電容獲得了標準頻率的載波信號；接下來提出了採用盤式旋轉電樞發電機解決載波信號發生電路電源供給問題的方案，同時通過旋轉耦合變壓器的引入，使得測量信號輸出問題很好地解決；本章最後給出的一組實驗曲線充分說明了這一方案的可實現性。
  11. With the rise on the highway and railway of traffic discharge ^ the raising of vehicle vociety and the growth of wheel load, a higher demand was presented on intensity, rigidity and durability of the existing bridges, and so forth

    隨著公路和鐵路交通流量的增加、車速的提高、車輛輪載的增大，於是對沿線的橋梁在強度、剛度、耐久性等諸多方面提出了更高的要求。
  12. A measure of the induced voltage in a circuit caused by a magnetic flux and equal to the flux times the number of turns in the coil that surrounds it

    碰撞，匝鏈電路中由於磁通量而造成電伏減少的單位，等於穿過一載流線圈的磁通量與線圈匝數之積
  13. It is one of the most important works to run economically in today and future. the system of electric control automation in zhao zhaou is open, it bases on the net of rs485 bus control and centrally manages substation by control the main machine. the system controls the run parameter of electric equipment and the run environment by using the computer measure, communication and automation technology, it can realize measure, communicate, control and allocate in the remote area, transmit data and control through collect data and automatic count parameter

    肇州縣電力調度自動化系統是以rs485總線工業現場控制網路為基礎，通過監控主機對變電站進行集中管理的完全開放式系統，該系統綜合了計算機、測量、通訊和自動化的專業技術來監控電力設備的運行參數、監控運行環境，通過對輸變電線路及設備的交流電壓、電流的數據採集，自動計算出功率、電量、功率因數、頻率等參數，實現四遙：遙測、遙信、遙控、遙調及數據傳輸和監控功能。
  14. Based on the comprehensive analysis of the road traffic flow ' s characteristics due to the bus stop without bus bay, the multivariate linear models of the speed and the headway are formed with the variables of the stop frequency, the stop time, the overall length of the stop and its reserve time of the bus and the vehicle flow applying the software of excel, and then the strict mathematical checks are made

    文章首先比較全面地分析非港灣式公交停車影響下道路交通流特徵，然後藉助于excel軟體，構建關于公交停車頻率、公交停車時間、最大公交停車長度及其存在時間、道路流量的車速和車頭時距多元線性模型，並進行了嚴格的數學檢驗。
  15. The selection, installation, operation and calibration of diagonal path transit time ultrasonic flowmeters for industrial gas applications

    工業氣體用對角線路徑通過時間超聲波流量計的選擇裝配操作和校準
  16. The transportation of the new harbor city is well planned and convenient with the east sea bridge, national highway and out ring highway connecting its main network and decentralizing the traffic

    臨港新城的交通體現出主次分明的路網特色，連接東海大橋，國道及外環線，把交通流量分散到放射形布置的主軸幹道上。
  17. Lingang town features distinctive traffic distribution, the transportation network of which, connected to donghai bridge, the state highway and the outer ring, will spread the traffic flow to the radiant main roads

    臨港新城的交通體現出主次分明的路網特色，連接東海大橋，國道及外環線，把交通流量分散到放射形布置的主軸幹道上。
  18. In the fourth chapter of the thesis, a study is made of the equation of interest rate - amount of circulating fund with infinite impulse disturbance in an open network. as far as linear and non - linear impulse disturbances are concerned, the conditions on which the system still remains stable under impulse disturbance and the conditions on which impulse disturbance leads to the changes of the stability of the system are discussed

    本文第四章研究了開放網路中具有無限次脈沖擾動情形的利率?流通量方程，對于線性以及非線性脈沖擾動，本章都給出了脈沖擾動下系統仍然保持穩定的條件以及脈沖擾動引起系統穩定性改變的條件。
  19. For example, the former vice - chancellor of the cuhk, charles k. kao has replaced copper cables by optical fiber to reduce attenuation in signal transmission, opening the door to the information age

    為了減少訊息能量的流失，前中大校長、光纖之父高錕發明了光纖，取代銅制線路，激起一場通訊事業的革命，打開了光導新世界的大門。
  20. Based on the studies of gprs streaming service model, radio access network communication protocol and qos related specification of 3gpp, we discussed the scheme of streaming traffic in ( e ) gprs radio access network, including mainly qos management module such as access control, flow control and scheduling

    通過對3gpp中gprs流業務服務模型、無線子網路的通信協議以及qos相關規范的研究，討論了具體流式數據業務傳輸在（ e ） gprs無線接入網路中實現方案，包括接入控制、調度控制和流量控制等主要qos管理控制功能模塊。
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