過載電流 的英文怎麼說

中文拼音 [guòzǎidiànliú]
過載電流 英文
excess current
  • 過 : 過Ⅰ動詞[口語] （超越） go beyond the limit; undue; excessiveⅡ名詞（姓氏） a surname
  • 載 : 載Ⅰ名詞（年） year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
  • 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...
  • 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...
  • 電流 : current; galvanic current; electric current; electricity; current flow電流保護裝置 current protec...
  1. In this paper, a kind of output current feed - forward circuit is added into the input of the current loop. by adding this compensatory circuit, the output character of the inverter is improved greatly

    本文還研究了一種提高逆變器輸出電壓外特性的思路，通過將負載電流正反饋給逆變器的電流環輸入端，從而達到提高輸出電壓的外特性的目的。
  2. It looks upon water resistant as load, simulate every instance of locomotive running and check its every parameter automatically, then collect and dispose these data of parameters, calculate the power of simulating running of locomotive, which is based on the current, and voltage of host dynamotor. afterward, it can be judged from the working state of locomotive. through experiment and adjust each parameter, it can provide important warrant to the components of locomotive whether they can work normally and credibly

    即以水阻作為負載，模擬機車運行，對機車的主發電動機的電流、電壓和柴油機的轉速等參數進行檢測，並對檢測結果進行處理，計算出模擬機車運行時的功率，並以此為依據，對機車的工作狀念進行判斷，通過水阻試驗，調整有關參數，使機車運行時能發揮所要求的功率和滿足規定的工作特性。
  3. The extruders drived by d. c motor with a thyristro to stepless regulate. it also equipped with the over - load prtection and stoppage alsrmingsystem. the screws core and the outside of barrels are cooled by the circulation of oil, ther fuctions include vacuum venting and forced feeding

    本機採用直流電機，可近期硅無級調速，沒有過載保護和故障報警、螺桿芯部油循環恆溫、機筒油冷卻，並裝有真空排氣管裝置和定量喂料裝置。
  4. The theories and design principles of each circuit of the spwm three - phase frequency inverter experiment unit are in detail introduced in this thesis. at the same time some experiment results are shown that include the output voltage and current waves when the load is in resistivity, inductivity or asynchronous motor

    文中詳細介紹了spwm三相變頻實驗單元所包含的各電路環節的理論基礎及設計過程，並給出了調試結果，如負載為阻性、感性和異步電動機時，實驗單元輸出的電壓和電流波形。
  5. 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。
  6. Overload test the current of 1. 15 times rated voltage 96h

    過載試驗1 . 15倍額定電壓的電流96h
  7. This paper presents our research in actuating in - vivo micro - robot based on the capsule endoscope platform by the external power. while seeking secure driving method we take several factors into account, such as driving environment, power transmitting and consuming, motion requirement and controllability, and locating technique. we mainly deal with driving the capsule with spatial gradient magnetic field, so we employ combined electro - magnetic coils, including gradient coils and homogenous coils, which have rotational dof around a translatable patient bed, to compose a controllable uniform gradient which act on the permanent - magnet embedded robot, thereby get an appropriate spatial force and torque to fulfill the anticipant locomotion such as move, stop, pitch and yaw

    基於驅動環境、能量供給和消耗、驅動動作要求及驅動安全性與可控性，定位方案等多方面考慮，尋求安全可靠的腸胃檢查微機器人的外部驅動控制方法，並著重研究直接利用外磁場磁力驅動微機器人:在微機器人內部嵌入永磁性體，利用體外的組合電磁線圈產生加載電流控制的驅動磁場，其中外部的電磁線圈由多組梯度線圈和勻場線圈組合構成，通過繞病床的旋轉以及病床的平移共同控制微機器人所在位置的磁場強度及梯度，作用於微機器人內嵌磁體以獲得空間意義上的必要驅動力和調整轉矩，從而有效地完成驅動動作要求。
  8. 1 m 0. 5, the phase - shifted angle 6 is controlled in term of sine law which makes the magnitude of resonant voltage track a reference sine voltage, and the resonant voltage is rectified, filtered, inverted and then the better sine - voltage output is obtained, theoretical analysis and experimental results show that for the resistive load and inductive load, the switches of leading leg of the phase - shift - controlled circuit are always turned on at zvs, and ones of lagging leg are turned on at zvs ( < 0 ) or turned off at zcs ( ( > 0 ), moreover, all switches in the low - frequency inverter are always turned on and off at zvs, the measured circuit efficiency for rated load reaches up to 88 %

    從功率單向流動角度出發，提出了一種lcc諧振型恆頻移相單相高頻鏈逆變電路拓撲，在調制系數0 . 1 m 0 . 5情況下，控制移相角按正弦規律變化，使諧振電壓脈沖列的幅值追蹤參考正弦電壓信號，經過整流、濾波、低頻逆變，從而獲得正弦度較好的輸出電壓。理論分析和實驗結果證明對于阻性負載或阻感性負載，移相全橋具有超前橋臂零電壓開通，滯后橋臂或者零電壓開通（ _ 0 ）或者零電流關斷（ _ 0 ）的軟開關特性，而低頻逆變器的各個開關均實現零電壓條件下的開通與關斷。
  9. In view of this situation this article has conducted research to the design of metallurgy auxiliary biography with the frequency conversion table electrical machinery first multianalysis to the frequency changer and the frequency conversion table electrical machinery movement characteristic is carried out, the voltage waveform harmonious which the frequency changer outputs is big, attacks in a big way, and the voltage climbing rate reaches as high as 6600v / mu s which is 20 times ordinary sine alternating voltage, the rolling mill auxiliary biography table set the extremely strict request to the electrical machinery ; its movement frequency is very low, rate frequency in 8 - 20hz ; the velocity modulation scope is wide, the lowest movement frequency lowers to 1hz, and the starting number of times is quite frequently, each hour reaches as high as 600 - 800 time, the impact shoulders in a big way, the overload capacity request is high

    針對這一情況本文對冶金輔傳用變頻輥道電機的設計進行了系統研究。首先對變頻器和變頻輥道電機的運行特性進行詳細分析，變頻器輸出的電壓波形諧波大，沖擊大，電壓上升率高達6600v / s ，是普通正弦交流電壓的20倍;軋機輔傳輥道對電機提出了十分嚴格的要求:其運行頻率很低，額定頻率在8 - 20hz ;調速范圍寬，最低運行頻率低到0 . 5hz ，起動次數相當頻繁，每小時高達600 - 800次，沖擊負荷大，過載能力要求較高。
  10. By comparing and analyzing the advantages and disadvantages of three kinds of voltage reference circuits, type of current density ratio compensation 、 weak inversion type and type of poly gate work function, a cascode structure of type of current density ratio compensation is chosen to form the core of voltage reference circuit designed in this paper. applying the negative feedback technology, an output buffer and multiply by - 2 - circuits are designed, which improve the current driving capability

    然後通過比較和分析電流密度比補償型、弱反型工作型和多晶硅柵功函數差型三種帶隙電壓基準源電路結構的優缺點，確定了電流密度比補償型共源共柵結構作為本設計核心電路結構，運用負反饋技術設計了基準輸出緩沖電路、輸出電壓倍乘電路，改善了核心電路的帶負載能力和電流驅動能力。
  11. When ordering overload relays, specify horsepower, voltage and full load current per motor nameplate

    訂購過載繼電器時，請註明每臺電機的功率馬力、電壓和滿載電流。
  12. In order to avoid the current ripple and the high switch frequency of fixed - band hysteresis current controllers, two hysteresis controllers of change hystersis - band are proposed. one is the sinusoidal - band hysteresis current controller, the other is the adaptive hysteresis current controller based on fuzzy theory

    由於常規的滯環電流控制器不能有效地防止負載電流脈動，並且存在著容易導致逆變器的開關器件的開關頻率過高的問題，論文提出了兩種變環寬滯環電流控制器結構，其一是正弦環寬滯環電流控制器，其二是模糊變環寬滯環電流控制器。
  13. It can turn on, bear and break normal current in circuit, but also bear and break the overloaded 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。
  14. High interrupting capacity, fast fusing speed, reliable analysis for low rate overload current, outstanding current limitation, small fusing i2t, low power loss, small volume and light weight only 25g as well as easy installation, etc.

    分斷能力高熔斷速度快低倍過載電流可靠分析限流特性顯著熔斷i2t小功率損耗低體積小重量僅為25克安裝方便
  15. The study of the effect of material properties and dimensions and loading currents on liner buckling, using a capacitor bank as a driver, indicates that the mode number for buckling increases with the ratio of radius to thickness of a liner, and the yield strength to plastic hardening modulus, but keeps invariable with the increase of loading current, and that the magnitude of buckling increases with the loading current

    用電容器組脈沖發生器裝置作為驅動源，設計4種不同材料、不同尺寸的金屬套簡，通過調節電容器組的充電電壓得到不同的加載電流，研究材料及幾何參數、加載脈沖特性對套簡屈曲的影響；採用瞬態非線性有限元方法對實驗結果進行了數值模擬。
  16. From simulation we can see that the lower of the digital low pass filter ' s cut off frequency, the smaller of the instruction current ' s aberration. experience from foreign country show that active power filter has good application foreground. so its research and application is very important in the future

    本文還重點討論了數字低通濾波器的設計及其截至頻率對指令電流精度的影響，通過模擬得出結論：數字低通濾波器的截止頻率越低，基波有功電流的畸變就越小，從而基波有功電流減去負載電流求得的指令電流的誤差也越小。
  17. Regarding the accumulator to start motive force urgency treating the maintenance with maintaining, our factory is for suiting the needs of society to swift and violent development and extensive use along with automobile, motorcycle as well as agriculture with the car, by way of the constantly improvement to the old style battery - charging unit, producing out " full active protection battery - charging unit of computer ", it has collected to fill and the all direction protection such as flows and joining versely etc in an organic whole, being compared with the ordinary battery - charging unit, it adopts the ring mould transformer of high quality high efficiency, possesses that to bear the weight the current strong, grows in service life etc the characteristic, can make the accumulator 2 - 3 lengthening life span times

    隨著汽車、摩托車以及農用車的迅猛發展和廣泛應用，作為啟動動力的電瓶急待維護和保養，我廠為適應社會的需要，通過對老式充電機的不斷改進，生產出「電腦全自動保護充電機」 ，它集過充、過流、反接等全方位保護於一體，與普通充電機相比，它採用優質高效的環型變壓器，具有承載電流強，使用壽命長等特點，可使電瓶延長壽命2 - 3倍。
  18. Overload current is not exceed allowable values

    負載電流不應超過允許值。
  19. If the load excees 15a, the load must be controlled via contactor

    如果負載電流超過15a ，應選用接觸器進行控制。
  20. A 2kva prototype is built to verify the validity of the proposed inverter

    通過一臺2kva的原理樣機，驗證了該變換器的優點和負載電流前饋方法的有效性。
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