斷路電位 的英文怎麼說

中文拼音 [duànlùdiànwèi]
斷路電位 英文
open-circuit potential
  • 斷 : Ⅰ動詞1 （分成段） break; snap 2 （斷絕;隔斷） break off; cut off; stop 3 （戒除） give up; abstai...
  • 路 : 1 （道路） road; way; path 2 （路程） journey; distance 3 （途徑; 門路） way; means 4 （條理） se...
  • 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...
  • 位 : Ⅰ名詞1 （所在或所佔的地方） place; location 2 （職位; 地位） position; post; status 3 （特指皇帝...
  1. New york ( reuters health ), feb 15 - in infants with congenital hyperinsulinism, positron - emission tomography ( pet ) scans can accurately differentiate between focal and diffuse disease, and pinpoint focal lesions, according to a study published in the february issue of the journal of pediatrics

    紐約（路透社健康專欄） ， 2 . 15 - - -根據發表在兒科雜志二月刊上的一項研究，對于有先天性高胰島素血癥的嬰兒，正電子發射斷層掃描（ pet ）可以準確的區分病灶和彌散性疾病，並且精確地找到局灶性損害位置。
  2. 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。
  3. In the hardware design, the paper completes modules ’ design like outside memory, patulous a / d, patulous d / a, rs232 communication, ecan communication, led control, keyboard control, distant control, emulation, reset, logic voltage switch, dsp supply power regulate and ac - dc power circuit, as well as room layout design like anterior panel, back panel etc. and dsp transfers data with peripheral equipments except outside memory using serial ports. besides, the whole circuit is configured in interrupt response. thus, it can meet system demand as well as take full advantage of tms320f2812 ’ s hardware resource. in the software design, the paper finishs programs like the interface programms intercommunicates with people, the distant control program, ad and da modules ’ control program, in addition, the paper select the velocity and acceleration state - feedback algorithm and is written in the program. the software design uses dsp integrate exploiting environment named ccs2. 2 of ti inc. as software instrument, and programs with the combination of c language and assembly language. moreover, in order to maintenance or modify the software expediently and shorten software ’ s exploitation time, the design adopt software modularization technique. finally, some air cylinder experiments are carried out to proved that the pneumatic controller is very practical

    在硬體設計中，本文完成了片外存儲器擴展、 a / d擴展、 d / a擴展、 rs232通信介面、 ecan通信總線介面、液晶顯示控制、鍵盤控制、遠程控制、模擬、復位、邏輯電平轉換、 dsp工作電源校正電路和ac - dc電源等模塊設計以及控制器前面板、後面板等的空間布局設計。其中dsp與除外部存儲器的外圍設備之間的數據傳送全部採用串口通信，同時系統電路配置成中斷響應方式，這樣既滿足了系統要求，又充分利用了tms320f2812的硬體資源。在軟體設計中，本文完成了人機界面功能模塊、遠程控制模塊、 ad擴展模塊、 da擴展模塊、速度和加速度狀態反饋的控制演算法的程序設計。
  4. And a solve scheme is presented, controlling the voltage of 220kv power network in chongqing under 232kv during low load period. with the increase of load and power supply, the reasonable positions and capacitance of reactive power compensation become reasonless

    隨著負荷的不斷增加，電源亦隨之大幅度增加，使得原網路中本來合理的補償位置、補償容量變得不合理，因此有必要重新選擇補償點。
  5. It integrates the functions of servo amplifier, dynamic operator, position transmitter and remote communication. many new functions have added to its original ones, such as the real - time logical judgment, malfunctions self - diagnosis, alarm & protection, led display, on - line setting and adjustment of functional parameter and position transmitter, power - absence data auto - protection, watchdog system protection, and the long - range communication with pc

    系統集伺服放大器、電動操作器、位置發送器及遠程網路式通信功能於一體，在保留對應部分原有功能的同時，還新增了邏輯實時判斷、故障實時監控、 led動態顯示數據、功能參數設置、掉電數據自保護、 「看門狗」電路保護、位置發送器在線調節、與遠程工控機數據通信等眾多功能。
  6. Zhejiang new huahe general machinery co., ltd. taizhou hua he engine parts co., ltd. lies in the land scape shore of east see of china - jinqing town luqiao dstrict taizhou city, it is a key base in producting electrical generator in china presently. the company was founded in 1990, managerial philosophy of company is that " take person with ability as basement, develop and try to be practical, quality first, service intensive " and the spirt of onterpriseis that " hold together and innovation, keep on aggressiveness, pursue superiority ", it will make the company to explode constantly and is has passed iso9001 : 2000 quality system ceritfcation, ce

    浙江新華和通用機械有限公司原臺州華和機車部件有限公司，位於風景秀麗的東海之濱-臺州市路橋區金清鎮，是國內目前生產發電機的主要基地。公司創建於1990年，一直「以人為本開拓務實質量第一服務至上」的經營宗旨和「團結拼博求實創新不斷進取追求卓越」的企業精神，促使企業不斷蓬勃發展，並已通過了iso9001 ： 2000質量管理體系認證和ce認證。
  7. Test and set switch gear and circuit breaker relays for proper coordination

    測試並設置開關櫃及斷路器繼電器的配位是否正確。
  8. Abstract : a research on theory and practice is conducted on the acoustic methods of discharge measurement in low head hydropower plant. taken hydraulic efficiency experiment in certain hydropower plant as examples, the general methods about how to locate the discharge measurement plane, install transducers and choose the integration methods are put forward. an improvement method is proposed finally

    文摘:從理論上和實踐上，對低水頭電站超聲波測流進行了較為詳細的研究，並以某水電站為例，對測流斷面定位、聲路布置和面積積分給出了一般方法
  9. Two nonlinear simulation methods are designed by curve fitting method and anfis which seem simply and right in the simulation experiment. based on the model different control strategies also were realized in detail such as chopped current control ( ccc ), angular position control ( apc ), amplitude - change ccc and pi control. a simple torque sharing function ( tsf ) method and a tsf controller were designed which decreases torque ripple effectively

    文章中還建立一種基於模糊神經網路的非線性模型，並對比分析了三種方法，模擬中確定了電機的最優開通關斷角，在此基礎上實現了電流斬波控制、角度位置控制、變幅值電流斬波控制以及分段雙閉環pi控制，模擬結果表明，它實現了電機的正常運行，很好的抑止了電機轉矩脈動，同時有效地降低了噪聲。
  10. The autocad is developed using visu al basic6. 0 and objectarx in order to drive the autocad drawing. as a result, the drawing can dynamically display the work states of the air - condition controller and locate the component on the center of picture - window

    利用visualbasic6 . 0和objectarx實現了對autocad2000的二次開發，完成了動態顯示電路工作狀態以及圖形定位的功能，實現了故障診斷結果的圖形輸出。
  11. The company mainly engages in development and manufacturing of medium voltage vacuum interrupters, vacuum circuit breakers ( vcb ) and gas insulated switchgear ( gis ) as well as after sales services

    公司位於江蘇省無錫高新技術產業開發區內，主要從事中高壓陶瓷真空開關管，固封式真空斷路器，氣體絕緣開關設備及其相關產品的開發、製造、市場銷售和售後服務，致力於中國的電力工業。
  12. In order to eliminate phenomenon of transient electromagnetism, ac apparatus such as ac relays, ac contacts and breakers must be disjuncted or closed according to special phase

    為了消除暫態電磁現象，要求交流電器（如：交流繼電器、交流接觸器、斷路器等等）按照一定的電壓或電流相位分合閘。
  13. The program is written by assemble language to control the movement of the vacuum circuit breaker with pma. the program also can monitor the environmental temperature, control voltage, closing displacement, zero point of contactor voltage

    用匯編語言編製程序對配永磁機構的真空斷路器的分、合閘進行控制，同時對其運行的環境溫度、控制電壓、合閘位移和觸頭間隙電壓過零點等狀態進行實時監測。
  14. So the development of self - energy sf6 cb is very important. in the paper, the math model of arc - quenching chamber air - pressure character is built on the base of 126kv / 31. 5ka self - energy sf6 cb ' s exploiting, then the theory analysis and calculation is deeply been done for cylinder radius, nozzle spout radius and opening position of moved contact that they have the essential effect for the use of arc energy in the course of opening. arc - quenching chamber parameter is confirmed according to the request of full opening and fault opening when the cb is opening

    本文針對126kv31 . 5ka自能式sf _ 6斷路器的研製，建立了相應的滅弧室氣壓特性數學模型，對自能式sf _ 6斷路器開斷過程中電弧能量利用有重要影響的滅弧室缸徑、噴口直徑、動觸桿開口位置進行了詳細深入的理論分析和計算，並根據斷路器開斷中的滿容量開斷和近區故障開斷的要求確定了滅弧室參數。
  15. Firstly, this paper introduces the asynchronous motor model, and compares it with the dc motor ’ s. then the paper studies the principle of vector control, and proposes an improved current model of rotor flux observer. this paper also studies the three - level inverter ’ s topology, working principle, the neutral - potential unbalance mechanism and its controlling strategy. the paper especially studies the svpwm in details. the interface between the vector control and the three - level inverter is studied in details, including the generation of reference voltage vector, its judging of the sector and triangular regions, and the working mechanism after it sent into three - level inverter. when synthesizing the reference voltage vector, select the vector which only includes p and o states as the starting vector, thus eliminate the vector shift problem when sector changes. this paper fully takes advantages of the powerful functions of matlab / simulink to set up the simulation model. this construction is very explicit. the simulation results verify the inverter voltage output is correct, the rotor flux is steady, the asynchronous motor ’ s dynamic and steady state performances and speed modulation are excellent

    本文首先介紹了異步電機的數學模型，在此基礎上將異步電機的數學模型與直流電機的數學模型進行了比較;然後介紹了矢量控制的基本原理，採用了一種改進的轉子磁鏈電流型觀測模型;對三電平逆變器的電路拓撲、工作原理、中點電位不平衡的機理及控制方法進行了介紹，詳細分析了空間矢量脈寬調制策略。本文對異步電機的矢量控制與三電平逆變器之間的介面進行了詳細的研究，包括:參考電壓矢量的形成、所落扇區與具體小三角形區域的判斷、送入逆變器之後的工作機理。在參考電壓矢量的合成時，選擇只包含p 、 o狀態的空間電壓矢量作為起始矢量，解決了扇區切換時的矢量突變問題。
  16. To avoid the people mis - operation after the contacts melt in the mccb, our mccb of to - 50e 100ec 100eb, 600a and above frame sizes have latest safety design of mechanisms, delivering the function of isolation which ensure the handle not positioning to the trip or off position

    Bo - 50e c 100eb及630eb含以上型號採用新式安全設計機械結構，備有isolation功能可確保斷路器把手在觸點熔著時，把手不會跳到trip或off的位置，以避免人員誤判而發生觸電事故。
  17. To avoid the people mis - operation after the contacts melt in the mccb, our mccb of to - 50e100ec100eb, 600a and above frame sizes have latest safety design of mechanisms, delivering the function of isolation which ensure the handle not positioning to the trip or off position

    Bo - 50e （ c ） 100eb及630eb （含）以上型號採用新式安全設計機械結構，備有isolation功能可確保斷路器把手在觸點熔著時，把手不會跳到trip或off的位置，以避免人員誤判而發生觸電事故。
  18. In a room containing a bath or shower, the provision of socket outlets should comply with iec 60364 - 7 - 701 ( to be installed at location 0. 6 m away from shower basin or bath tub ) and the socket outlets should be protected by a residual current protective device ( rcd ) with a residual operating current not exceeding 30ma

    設有浴缸或花灑的浴室內，插座應符合國際標準iec60364 - 7 - 701的規定（包括安裝的位置距離浴盆或浴缸0 . 6米以外） ，並由餘差啟動電流不超過30毫安的電流式漏電斷路器加以保護。
  19. And based on the simulation of dynamic arc characteristics during the interrupting process, the interactive mechanism of the arc and high velocity gas flow has been deeply analyzed, the variation of the gas flow parameters under the condition of arc clogging and interaction of arc and shock wave have been studied

    在斷路器開斷過程動態電弧特性模擬的基礎上，深入解析了電弧與高速氣流的相互作用機理，研究了電弧堵塞情況下噴口氣流參數的變化，電弧與激波的沈陽工業大學博士學位論文摘要相互作用等。
  20. Easy range products, including easy 9 miniature circuit breakers and easypact high - power molded case circuit breakers, position at residential, small and medium - sized industrial and commercial building fields

    Easy系列定位於民用建築、中小型工業及商用建築領域，包括easy9低壓終端配電產品與easypact塑殼斷路器兩大類產品。
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