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open circuit

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open circuit 【電學】開路。

【電學】開路。 “open“ 中文翻譯：   adj. 1.開著的，開放的；可進入的，可分享的 (to ...“circuit“ 中文翻譯：   n. 1.(某一范圍的)周邊一圈；巡回，周游；巡回路線[ ...“circuit, open“ 中文翻譯：   開路“open-circuit“ 中文翻譯：   adj. 【電學】開路的(尤指公開廣播的電視)。 “delayed open circuit“ 中文翻譯：   延遲斷路“high open circuit voltage“ 中文翻譯：   高開路電壓“machine with open circuit ventilation“ 中文翻譯：   開路通風式電機“machine with open-circuit ventilation“ 中文翻譯：   開路通風式電機“normal open circuit“ 中文翻譯：   常開回路“normally open circuit“ 中文翻譯：   正常斷開電路“normally open track circuit“ 中文翻譯：   開路式軌道電路“open (broken) circuit“ 中文翻譯：   斷路“open breathing circuit“ 中文翻譯：   開放式呼吸回路“open circuit admittance“ 中文翻譯：   開路導納“open circuit battery“ 中文翻譯：   暫流電池組“open circuit breathing apparatus“ 中文翻譯：   開路呼吸器“open circuit cell“ 中文翻譯：   開路電池; 暫流電池“open circuit characteristic“ 中文翻譯：   開路特性; 空載特性“open circuit contact“ 中文翻譯：   斷路接點“open circuit control“ 中文翻譯：   開路控制“open circuit cooling“ 中文翻譯：   開式循環冷卻“open circuit current“ 中文翻譯：   開路電流; 空載電流“open circuit grind“ 中文翻譯：   開路磨礦“open circuit grinding“ 中文翻譯：   開路磨礦“open circuit ignition“ 中文翻譯：   開路點火

open competition

The paper describes a capacity predicting method : combining the open circuit voltage prediction with the fuzzy prediction of the “ storage batteries health “ . and the method does not only increase the prediction speed but also improve the prediction precision , so it can offer credible data to charging management . 8 提出了在獨立光伏系統中采用開路電壓預測和基于蓄電池“健康狀態”的模糊預測相結合的容量預測方法，使容量預測速度和精度比傳統的預測方法都得到提高，為充電管理提供可靠的充電依據。

Following are abnormal connections : 1 . if one cable , for example cable no . 3is open circuited , the two no . 3lights of the main tseter and remote tester will not turn on . 2 . if several cables are not connected , several lights will not turn on respectively . if less than two cables are conntected , none of the lights is on 4若接線不正確，出現開路情況，如第3條線開路，則主測試器和遠程測試器第3指示燈都不亮，當有幾根線不通時，對應的燈都不亮少于2根線連通時指示燈都不亮。

Abstract : the system composed of intelligent control modules for three - phase induction motors is introduced in this paper . this module can conduct starting , reverse braking , and reverse conrtol with current limiting resistance . besides , it can also detect low voltage , overload , and open circuit of 1 or 2 phases , and do protection according to the detection . it especially fits to the controlling of motors which often do starting , braking and reversing 文摘:介紹了一種智能三相電機控制模塊組成的系統，能在串電阻(電抗)起動、反接制動和換向控制的基礎上進行欠壓檢測、過載檢測、斷相檢測及電機故障保護.尤其適用于起動、制動和換向控制頻繁的電機控制場合

Moreover , in order to represent the influence of temperature and irradiation to the characteristic of solar array , a physical mathematical model of solar array is established which based on short - circuit current ( isc ) , open circuit voltage ( voc ) , the voltage of mpp ( vm ) , the current of mpp ( im ) . the characteristic of solar array in varied temperature and irradiation can be established with the appropriated parameters deduced by the above model 為了能夠反映環境溫度、日照強度對太陽電池陣列的i - v特性的影響，系統建立了基于短路電流( i _ ( sc ) ) 、開路電壓( v _ ( oc ) ) 、最大功率點電壓( v _ m )和最大功率點電流( i _ m )的太陽電池陣列的工程化數學物理模型，該模型可以依據現場測量的數據確定任意照度、溫度條件下的特性參數，預估太陽電池陣列在不同溫度、照度下的特性曲線。

In view of the decline of the reliability of door control in dc01 electrical train , this paper introduces the control system for passenger compartment door and the causes of the failure , and argues that the improvement of the door control delay , the opening circuit and the limit switch is the key to enhance the reliability of door control and to reduce the vehicle fault 摘要針對上海地鐵dc01型電動列車客室車門電氣控制系統可靠性下降的問題，介紹了車門電氣控制系統，分析產生車門電氣故障的根本原因，從門控繼電器、開門電路、車門限位開關等方面對車門電氣控制系統進行改造，提高了門控系統的電氣可靠性，有效降低了車門的故障率。

A novel measurement and control system ( mcs ) used in hv flameproof switchgear has been established based on the 80c196kb single - chip microprocessor , by which electrical faults such as short circuit , over - load , over - voltage , open circuit , earth leakage and so on can be automatically distinguished and processed , and with the exception of this , the insulation degree of the double screen cables is monitored on - line . the operating condition and fault parameters can be displayed in turn with liquid crystal display 該系統能自動判斷短路、過載、過壓、欠壓、漏電等故障，并對高壓電纜的絕緣水平進行實時監測，大屏幕液晶顯示器實現了電太原理工大學碩士學位論文網參數的輪流顯示，通過撥碼盤輸入系統各項整定參數，真正實現了保護系統數字化。

Ir - ta - ti metal oxide coated titanium anodes of variable composition were prepared by thermal decomposition . their micro morphorogies and electrochemical properties were characterized by scanning electron microscope , open circuit potential , cyclic voltammetry , consumption rate measurements and accelerated life test . the sem results indicated that all coatings were of a porous and cracked - mud microstructure influenced greatly by the composition of coatings . the electrochemical measurements showed that the ir - ta - ti ternary oxide - coated anodes exhibited excellent electrochemical activity and electrochemical stability in both acidic media and seawater which were affected by the composition and microstructure of the coatings . owing to good corrosion resistance and low consumption rate in seawater , metal oxde coated anodes belong to insoluble material , and can be potentially applid in impressed current cathodic protection systems as an anode 采用熱分解方法在鈦基體上制備銥鉭鈦金屬氧化物陽極，用掃描電鏡對陽極涂層顯微形貌進行分析，通過強化電解壽命試驗、開路電位測試、消耗率試驗及循環伏安曲線研究了金屬氧化物陽極的電化學性能. sem分析結果表明銥鉭鈦金屬氧化物陽極涂層呈現多孔多裂紋形貌結構.隨陽極涂層組成不同，涂層顯微形貌表現出很大差異，這種差異直接影響陽極電化學性能.電化學性能試驗結果表明銥鉭鈦金屬氧化物陽極在酸性介質和海水中具有良好的電化學穩定性和電化學活性.此外，銥鉭鈦金屬氧化物陽極在海水中的消耗率很低，屬于不溶性的陽極材料，作為外加電流陰極保護用輔助陽極具有廣泛的應用前景

In the design and application of electronic engineering , both in open circuit and in closed circuit , signal is certainly affected by environment , the status of the transport network and the change of the parameters of the components applied . then the characters of useful information will be changed more or less and the change is generally called as distortion , namely so - called signal distortion =在電子工程的設計和應用中，信號無論在開路傳輸或閉路傳輸中都受到環境、傳輸網絡的工作狀態和應用的元器件參數變化的影響，從而會或多或少地改變有用信息的性質，這種變化就是所謂的信號畸變現象，通常稱作失真。

To comnter the problem of high grinding energy , rapid flow of material , low ratio of material to grinding media , and bad ball coating in common open circuit ferric oxide tube mill , ferric oxide superfine grinding technology markedly increase grinding efficiency and improve grinding status in the tube mill by setting high efficiency sifting equipment , material place regulating technology and subminiature cylpeb 摘要針對普通開流氧化鐵管磨機在氧化鐵生產過程中存在電耗高，流速快，料球比低、嚴重糊磨等問題，通過在磨內設里高效篩分裝蘭，采用料位調節、微型鋼段等技術措施，極大地改善了磨內粉磨工況，提高了粉磨效率。

Compare with the traditional system . it can not only read the gas value , note the gas meter state , but also control the gas meter . this meter reading system can prevent stealing , measure short circuit and measure open circuit . the valve will be closed when the gas leaking . it is the intelligent reading system and is closed to the smart home . in this paper , we also emphasis on the reliability 與傳統的煤氣表自動抄表系統相比，本系統不僅僅停留在抄收煤氣用量上，對表的狀態也作了相應記錄，而且可以對表進行控制，可實現防竊氣、防計量短路、斷路和煤氣泄露自動關閥等功能，做到了智能抄收和向智能小區的靠攏。本系統也著重對系統的可靠性進行了研究。

The abs ’ mainframe can get train ’ s velocity and acceleration from the velocity sensors , and then accomplishes some certain braking actions in term of them . but velocity sensors are easier damaged because of its special installing position and working environment . the mainframe of abs only can diagnose some simple faults , for example , the short circuit and open circuit 其中速度傳感器是防滑器正常制動的關鍵部件,但是轉速傳感器在工作時安裝位置比較特殊,工作環境惡劣,容易受到腐蝕、碰撞等損傷,而防滑器主機通常僅能對轉速傳感器的短路或斷路故障做出診斷,對轉速傳感器發生的其他故障難以識別,這樣就容易在列車運行時引發防滑器誤動作,甚至導致事故發生。

According to the rule of mine safety regulations , an intrinsically safe pilot circuit with perfect performance for underground motor intelligent protective systems is put forward , which can effectively avoid the phenomenon of self - starting that is caused by the earthing of control lines before starting motors , at the same time , can reliably cut off the switches to ensure the safety of underground production under operation condition no matter what the faults of short circuit , open circuit and earthing in the control circuits happened 根據煤礦安全規程規定設計了性能完善的本質安全型先導電路，起動前它能有效地防止因控制線接地造成自起動現象的發生，而且在運行中無論控制線發生短路、斷線還是接地故障，它均能可靠跳閘，確保生產的安全，該先導電路的性能指標達到了國內領先水平。

The instrument is integrated with a multi - channel high precision open circuit potential measurement system for the ion selective electrode and a potentiostat used in voltammetry , an analog lock - in amplifier is also presented to measure the response of light addressable potential sensor 對于不同的測量技術，儀器中集成了用于測量電極的多通道高精度開路電壓測量系統和用于溶出伏安法測量的多路電化學測量系統，以及用于測量光尋址電位傳感器的鎖相放大器。

Apply the vacuum arcing chamber , air insulation and includes electric spring operation mechanism so that the product arcing ability is strong , short open circuit times is many , no fire and explosion danger , convenient operation , it is the product of good performance , and strong usefulness 采用真空滅弧室，空氣絕緣配以電動彈簧操動機構，使得產品滅弧能力強，短路開斷次數高，無火災爆炸危險，操作方便，是一種性能優良，實用性較強的產品。

Based on the general and flexibility of the system , it completes the measure of open circuit voltage and short circuit automatically , and data transfer . it can save time and manpower , increases the productivity and improves the working condition 基于系統的通用性和靈活性，該系統可精確可靠地自動完成電池開路電壓、瞬間短路電流的測試，數據傳輸，節約了相當的時間和人力，不僅提高了勞動生產率，而且大大地降低了工作人員的勞動強度。

By constructing the necessary condition and sufficient condition for feedback to exist in a circuit , can derive the methods of short circuit or open circuit for the load or the signal source resistance respectively of the feedback network , to analyze the configurations of the negative feedback circuits 通過構建電路存在反饋的必要條件和充要條件，可引出令反饋電路的負載和信號源內阻分別短路或開路的方法，用于分析負反饋電路的組態。

In early 1998 , a group of students , teachers , and engineers hosted by delft university of technology started the open design circuits group over the internet with the goal of developing open circuits and publishing them on the web 在1998年初， delft大學接待了一群學生、教師和工程師，創建了因特網上的開放設計電路組，致力于開發開放電路并在web上發布開發成果。

In order to understand the mechanism of short - circuited deoxidization , an experiment was designed and performed for measuring the relation between the open circuit voltage of a deoxidization device and the process time 摘要為了解固體電解質脫氧的內部機理，對氧化鋯固體電解質電池短路脫氧過程中的外電路電壓隨時間的變化進行了研究。

In the terms of the seriousness of consequences of a fault , short circuits are of far greater concern than open circuits , although some open circuits may present a potential hazard to personnel 在一個錯誤的結果的嚴重性條款，雖然一些開路可以提出潛在的對人員的危害，但是與斷路相比短路具有巨大得多的關心。