open circuit current 中文意思是什麼
open circuit current
解釋
開路電流-
It can open and shut and bear the normal electric current of the operating return circuit. it also can open and shut and bear the limited overload electric current within stipulated time
它能關合、承載、開斷運行迴路正常電流，也能在規定時間內關合、承載及開斷規定的過載電流。 -
This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions
首先對加速度計及其測試技術的發展歷史和現狀，液浮擺式加速度計的工作原理和數學模型等作了簡要的介紹，然後確定了以二元調寬脈沖再平衡測試迴路為設計方案，並從控制理論的角度進行了分析，著重研究了系統中各部分的傳遞函數，利用系統開環傳遞函數分析了系統的穩定性，同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題，並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路，驗證了電路的正確性，最後按照測試系統的要求，採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具，利用該圖形化編程語言完成了測試系統軟體部分的設計，實現了測試功能。 -
The product vacuum arcing chamber adopts porcelain case, cup shape and longitudinal magnetic field contactor structure, copper and chrome contactor material, it has the capacity of good open and close short circuit current
本產品真空滅弧室採用陶瓷外殼，杯狀縱磁場觸頭結構，銅鉻觸頭材料，具有優良的開斷和關合短路電流能力。 -
When the secondary circuit is open, the core flux is produced by the primary current only.
當次級電路開路時，鐵芯磁通量僅僅由初級電流產生。 -
In addition, the electromagnetic transients of normal operating - current state, primary side large current fault state and primary side open - circuit fault state are simulated
對該電流互感器正常工作電流狀態、一次側大電流故障狀態及一次側開路故障狀態的電磁暫態過程進行了模擬。 -
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.尤其適用於起動、制動和換向控制頻繁的電機控制場合 -
The fitness of four negative electrode materials such as al, fe, zn, cd, and of six membranes materials : microfiber glass mat separator, polyethylene, polypropylene, polyvinyl chloride, vinylon, soapnated cellulose acetate, and of four current collects : carbon fiber ; nickel foam ; nickel foam sthongthened by iron wire net, punched silver grid in the super - iron alkaline batteries was comparatively studied. the influence of two storaged method ( with and without electrolyte ) and two impurities ( zno, fe ( oh ) 3 ) to the experiment cell ' s self - discharge nature was also comparatively studied. at last, the nature of discharge. structure and electrochemistry of experimental cell with k2feo4 as cathode active material prepared by three different methods : high temperature reaction, hypochlorite oxidizing and electrolysis, was comparative ly studied. we can conclude : i ) the open - circuit potential and the flat of work potential and the percent of capacity of k2feo4 till 1. 0v during the discharge at constant load of experimental cells decreased by the order of al / k2feo4, zn / k2feo4, cd / k2feo4, fe / k2feo4. as for the nature of charge - discharge cycle, cd / k2feo4 fe / k2feo4 zn / k2feo4. in water solute electrolyte, although al / k2feo4 can n ' t be used as storage battery, it have great potential as primary cell or storage cell from the aspect of its discharge capacity. discharge power
採用組裝實驗電池、 x -射線衍射（ xrd ）和循環伏安（ cv ）的方法，從實驗電池的放電特性、充放電循環特性、自放電特性，不同高鐵酸鹽的結構特性和電化學特性幾個方面，對4種金屬負極材料（ al 、 fe 、 zn 、 cd ） 、 6種隔膜材料（復合玻璃纖維、幅射接枝聚乙烯、改性聚丙烯、聚氯乙烯、維尼綸無紡布、皂化再生纖維素） 、 4種集流體材料（泡沫鎳、以鐵網為加強層的泡沫鎳、切拉銀網、炭纖維編織網）在堿性高鐵電池中的適用性進行了比較研究；對2種雜質組分（ zno 、 fe （ oh ） _ 3 ）和2類不同貯存方式（干、濕）對實驗電池自放電特性的影響進行了比較研究；對3種方法（高溫固相反應、次氯酸鹽氧化、直流電解）所制k _ 2feo _ 4的實驗電池的放電特性、結構特性和電化學性能進行了比較研究。 -
The content of this theme is as follows : without time, without open, without stopping railway transport, and without interrupting traction current of block tested, meanwhile track circuit parameters in electrical and no electrical blocks is measured of on - line, dynamic and real - time. these parameters include voltage of fsk signal, voltage of industrial and harmonic wave interference, upper frequency, lower frequency, carrier frequency and low frequency 18 messages frequency
本課題研究內容：在不要點，不開天窗，不中斷行車，不中斷被測區段牽引電流的情況下，在線、動態、實時測量電化區段和非電化區段的移頻信號電壓、工頻干擾電壓，移頻信號（調頻信號）的上邊頻、下邊頻、載波頻率、以及低頻18信息頻率等參數。 -
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
採用熱分解方法在鈦基體上制備銥鉭鈦金屬氧化物陽極，用掃描電鏡對陽極塗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塗層呈現多孔多裂紋形貌結構.隨陽極塗層組成不同，塗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 -
For the convenience of test, varied circuit chip defects caused by the production process are abstracted as all kinds of models. at present the commonly used fault models mainly consist of stuck - at fault, stuck - open fault, bridge fault, store fault, delay fault, etc. testing methods based on voltage testing mainly aim at stuck - at fault model and have also obtained satisfactory result in research for many years. bridge fault is tested easily by quiescent power supply current ( iddq ) testing method. in regard to stuck - open fault that is difficult to testd by quiescent power supply current ( iddq ) and voltage testing, it can is tested by the dynamic current ( iddt ) testing
為了便於測試，我們將生產過程中集成電路出現的多種多樣的缺陷抽象為各種模型。目前常用的故障模型主要有:固定故障，開路故障，橋接故障，存儲故障，時滯故障等。電壓測試主要針對固定型故障模型，多年的研究也取得了令人滿意的結果; cmos電路中的橋接故障則宜用穩態電流測試方法（ iddq ）測試;對于電壓和穩態電流難以測試的開路故障，可以使用瞬態電流測試（ iddt ）的方法進行測試。 -
Alarm input signals are : contact open - circuit alarm, contact closed - circuit alarm, ttl level signals. alarm output modes are : flash alarm, sound alarm, relay contact output alarm optional for memory function or not it adopts high brightness led or long - lifetime planar luminotron separate indicate the current condition for every loop
各輸入埠均具備萬能信號和單通道輸入功能，且各路可同時輸入不同類型的信號，輸入信號全切換時只需通過儀表菜單的簡單選定，即可實現不同類型輸入信號各種熱電偶熱電阻標準電壓標準電流信號之間的輕松切換，提高了儀表的通用性和可靠性。 -
Our major product is high potential magnesium anode, open - circuit voltage is - 1. 77 - 1. 82v, current
年生產鑄造陽極3000噸，擠壓陽極1080噸。 -
In some light intensity scope, the open - circuit voltage and short - circuit current increase with the increase of incident light intensity, but the fill factor decrease
在一定光強度范圍內， npc電池的開路電壓和短路電流均隨光強度增加而增加，但填充因子隨光強度增加而減小。 -
According to vacuum arc theory, the contact structure of vacuum interrupter is changed to produce magnetic field in the open space of the switching house. hence, the short - circuit current breaking capability in vacuum interrupter can be enhanced
根據真空電弧理論，人們通過改變真空滅弧室觸頭結構，使其開斷時在斷口空間產生磁場，以此來提高真空滅弧室的短路電流開斷密度。 -
The open - looped driving circuit is based on the idealization of the vibration. the square wave voltage and the direct current voltage are combined to drive the gyroscope. influences of square wave voltage are analyzed though simulation. as for the real situation of the vibration, the closed - looped driving circuit is given
開環電路採用方波加直流偏置的等效交流電壓驅動陀螺振動，通過模擬分析了方波驅動形式對陀螺振動的影響；結合開環驅動電路，提出了閉環驅動電路方案。 -
Current stops flowing as soon as we open the circuit
電路一被中斷，電流就停止流動。 -
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，系統建立了基於短路電流（ 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。 -
Tco changes its state of conductivity to open circuit with loading detection current only at this temperature
在此溫度下，限時斷路器（ tco ）才用負荷檢波電流將導電狀態改為開路狀態。 -
A tco changes its state of conductivity to open circuit with loading detection current only at this temperature
在此溫度下，限時斷路器（ tco ）才用負荷檢波電流將導電狀態改為開路狀態。
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