始動電流 的英文怎麼說
中文拼音 [shǐdòngdiànliú]
始動電流
英文
pick ucurrent- 始 : Ⅰ名詞1 (最初; 起頭) beginning; start 2 (姓氏) a surname Ⅱ動詞(開始) start; begin Ⅲ副詞[書面...
- 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...
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The electromagnets would require only an initial power input to start the current in their coils.
這種電磁鐵只要饋入一個初始功率就能起動線圈裡的電流。In this paper, a safe, reliable, and intellectual control plan is provided aiming at the heat charge for dwelling district, which contains epigynous machine responsible for data processing and hypogynous mahcine responsible for unlocking the valve, by means of serial communication between them, combining homemade three - channel valve, to adminstrate the charge data and the valve efficiently. the main idea is based on the homemade three - channel valve. the vavle is locked at peacetime, while it is opened with the help of open tool and a water flow in the caliduct. as soon as the flow stops, the valve locks automatically. the open tool has data in its memory, and implement function by lcd and keyborad. so it can identify data and drive motor, to open the valve intellectually. the epigynous machine database manage system administrator the dweller information, standard heat charge and payment infomation etc, including store, configure, query, print etc, then store in the memory of open tool. as a result, the plan can do well in the experiment
此閥平時是鎖閉的,只有用開啟器配以暖氣片中的水流才可打開,一旦水流斷開,則此閥會自會鎖閉。而開啟器則是根據其存儲器中的數據配以液晶顯示及小鍵盤,完成數據確認及電機驅動,自動對相應用戶的三通閥打開特定角度,完成開啟任務。上位機數據庫管理系統完成對用戶信息、熱費標準、繳費信息等原始數據的常規管理,包括存儲、設置、查詢、列印等,最後將處理后的數據傳到開啟器中存儲。This paper presents a new interior point nonlinear programming algorithm for optimal power flow problems ( opf ) based on the perturbed kkt conditions of the primal problem with a novel data structure
基於原問題的擾動kkt條件,本文提出了一種帶新數據結構的原始對偶內點演算法求解電力系統最優潮流問題。Hitchcock once said that movies were “ life with the boring parts cut out. ” america ' s army introduces the military with the boring parts cut out : a slick, first - rate pc shooter that lets you try out all the exciting things there are to do in army life, from basic training all the way to ground warfare ? and all without a single 5 a. m. reveille and slop - out duty
希契科克曾經說過電影是「將生活中令人厭煩的東西剪除的產物」 《美國軍隊》同樣如此:一個身手敏捷,第一流的電腦射手讓你在軍隊生活中體驗各種令人激動的事情,從基礎的自始至終的地面戰爭訓練到所有的戰爭內容而剪除了那些單人的5點吹起床號和倒排泄物的任務。For the bldcm which has a pseudo - sinusoidal back - emf waveform, this dissertation presents a svpwm control method using six discrete position signals for minimizing the torque ripple. the main aspects for the implementation of this method are analyzed, including the initial orientation of the voltage vector, reasonable choice of the impedance angle and the advance commutation angle, and estimation of the successive rotor positions
針對反電動勢類似正弦的準正弦波反電動勢無刷直流電動機,本文提出一種基於六個離散位置信號的自同步svpwm (電壓空間矢量法)控制方法,用以削弱電磁轉矩脈動,分析了實現這種方法的主要控制環節,包括起動時電壓空間矢量的初始定位,阻抗角與電流超前角的合理選擇以及連續轉子位置的估計等。Analogue mobile phone service was completely phased out. mobile service began fully digitalised
模擬制式行動電話服務完全淘汰,流動服務開始全面數碼化。The method of compond target function variable weighting was adopted for solving compond target optimization problem, and compond target was put into single target
在計算中,為達到無刷直流電動機全局優化的目的,採用隨機產生離散初始種群及隨機交叉操作和變異操作方法。The research shows that students misunderstand the relation between force and motion. gravity and action / reaction ; that in dc circuit, students of different age groups have the belief of " consumption of current ", " clashing currents " and " the battery as a constant current generator " ; that in understanding the concepts of electricity students lack th e knowledge of relating the micro with the macro ; and that students have serious difficulties in understanding the propagation of mechanics wave, the speed of wave and superposition, and do not make a distinction between the initial conditions and the medium properties of the system
具體表現在:學生對力和運動的關系、重力和平衡、作用力與反作用力存在一些誤解;對直流電路,不同年齡的學生不同程度地存在電流消耗、碰撞電流、恆定電流源等觀念,而且對電學概念的理解缺乏宏觀與微觀的聯系;學生在機械波的傳播、波速、波的疊加上存在嚴重的困難,對于機械波的傳播學生不能區分初始條件和媒質特性,並錯誤地將動力學某些觀念與機械波進行類比。Starting current the initial value of current drawn by a motor when it is started from standstill
啟動電流當發動機從停止狀態啟動時帶來的初始電流值就是啟動電流。In the bible, the book of revelations says, " i stand at the door and knock. if anyone will open the door, i will come in to him and i will eat with him. " revelations 3 : 20 we push the button and we allow the power and the force of jesus christ to come into our lives and go through our lives and empower us with his spirit and his goodness
1972年, gamal abdel nassar總統為水壩主持開幕禮,他走進去,按下按鈕,他一按按鈕,水就開始流過渦輪機,渦輪機開始轉動,電力開始輸出,埃及蘇丹和鄰近地區都被照亮了,那按鈕並不能製造電力,它只是把能量釋放出來,電力是由水塘里二千億立方碼的水製造的,水流過水壩,推到渦輪機造成電力,我們跟神的關系也一樣,我們邀請耶穌基督進入我們的人生,這就是按按鈕。Adopting rotor field - oriented vector control methods, through which make the stator and the rotor magnetmotive forces can be kept orthogonal all along during operation of the bldcm, combining hysteresis current modulation ' s current control advantage and space voltage vector modulation ' s torque ripple attenuation advantage, then designing a sort of bldcm hysteresis current svpwm control method
摘要研究採用轉子磁場定向的矢量控制方法使無刷直流電動機定、轉子磁勢矢量始終保持正交,結合滯環調制電流控制和空間電壓矢量調制,設計了無刷直流電動機滯環電流svpwm控制方案。In the model, johnson - cook strength is combined with gurson - tvergaard - needleman yield criteria, and random distribution of microvoids is used. results show that quasi - periodic axial fracture will appear, which obstructs the mirror current of the armature
在給定微孔洞的初始擾動時,計算結果解釋了鋁電樞表面將要形成的不穩定性,它導致了電樞外表面出現周期性的軸向裂紋,阻礙了鏡像電流,使fcg損耗增加。This paper presents a method of test, estimation and predication of some state parameters of the power unit in power and electric equipment, these parameters can be temperature, voltage, current and so on ; when attaining the values of these parameters at the next state, whether the power unit will go into the malfunction or not can be knew, according to the result, some measures can be made ; by controlling the values of correlative parameters, the unit could be maintained in its optimal running status ; so the damage to the power unit can be prevented, the running quality of the driving system can be guarantied, and the optimized control level of the system can be improved
本論文提出了一種利用預測估計的方法,對電力電子設備中的功率器件的某些主要狀態參量(如:溫度、電壓和電流)進行測試、估計並預測,從而得出未來的運行狀態;然後據此判斷該功率器件是否已進入故障范圍,以便提前採取措施,通過對相關參數的調整來保證功率器件始終工作在最佳狀態;這樣,既避免了功率器件損壞的發生,又避免了驅動系統故障狀態的出現,明顯地提高了系統優化控制的水平。Reactive power are calculated using the new algorithm. on the basis of analyzing different kinds of control strategies of var compensation, the paper applies the criterion of voltage and var to control switching and illustrates a improved mode of switching capacitor which can prevent the switched - capacitor from the impacting of instantaneous rush currents by means of zero - crossing triggering of scr components, and can realize auto - tracking var and auto - switching shunt capacitor bank. initial operating parameters are stored in information flash memory of the mcu using flash self - programming technique in order to decrease complexity of the circuit and improve stability
高壓智能無功補償控制器以flash型16位單片機msp430f149為控制核心,採用了一種相角實時測量的新演算法,並在此基礎上計算出了功率因數、有功和無功,減少了運算量提高了精度;在分析了各種無功補償控制策略的基礎上,以母線電壓和無功功率復合判據控制投切,並提出一種改進的電容器投切方式? ?暫態投切控制晶閘管過零觸發,避免了電容器投切時的電流沖擊;穩態運行時接觸器替代晶閘管,實現無功補償的自動跟蹤和電容器的自動投切,解決了投切時的暫態電流沖擊和穩態時可靠運行的難題;控制器的原始運行參數採用flash自編程技術,將其保存在msp430f149片內的信息flash中,簡化了硬體電路,大大提高了系統的可靠性。Abstract : the initial charge - process of dc capacitor and the steady working state of active voltage - source - inverter power filters are analyzed in this paper, and four new parameters are proposed to judge the working performance of active power filters and to aid their design
文摘:分析了電壓逆變器型單相有源電力濾波器直流側儲能電容器的初始充電過程(有源電力濾波器的起動過程)和有源電力濾波器的穩定工作狀態,並提出了判定有源電力濾波器性能、幫助有源電力濾波器設計的四個標識性參數。The adoption of a fuzzy neural network control strategy that features satisfactory ability of self - learning and nonlinear approaching. the charging current traces dynamically the battery - dependent acceptable curves to maintain the charging process under optimal status
-採用具有良好自學習能力和非線性逼近能力的模糊神經網路控制策略,使充電電流動態跟蹤離散的可接受充電曲線,使充電過程始終在最佳狀態下進行。This quantity delineates the maximum amount of current that a superconductor can carry and still maintain zero resistance
當電流的密度超過臨界值時,渦流(樣品中沒有超導作用的小區域)會開始移動。This company, beginning fairly early to develop and manufacture themal protector, ptc started and current relay, has accumulated certain rechnical capability and rich manufacture experience. it boasts advanced manufacture and inspection equipment and device, such as precision punch, precision dryer, energy - reserve welding machine, ampere time characteristics detector, temperature characteristics detector, life test platform and key equipment for part - processing, finished product assembly, finished product inspection and pattern test. to guarantee product quality and expand manufacture capability, a production line has been designed and installed. with the aim of absorbing advanced technology and creating famous brand ted, we are planning to introduce equipment, material and know - how from abroad to satisfy users demand with quality product and excellent service
公司較早開始研製熱保護器電流繼電器及ptc啟動器,對生產熱保護器電流繼電器具備了一定的技術力量和豐富的生產經驗,現有熱保護器及電流繼電器的生產和檢測設備:精密沖床精密乾燥箱儲能焊機安培時間特性檢測儀溫度特性檢測儀壽命檢測臺零件加工成品組裝成品檢測和型式實驗的關鍵設備。並設計製造安裝了生產線,保證了產品質量,擴大了生產能力。為集天下之技術,創tde名牌,準備從國外引進的設備材料和技術。Fault location is an importrant function in distribuiton automation. in the thesis, the transferred information from feeder terminal unit is computed with load ’ s trapezoid fuzzy figure. the fault location is affirmed by the result of computation using the trapezoid fuzzy math theory. the atp and matlab softwares are used to simulate the 10kv lines in urmuqi distribution network. and the results shows the reliability and accuration of the method in the thesis
線路故障定位是配電自動化的一項重要功能,文中提出利用線路始端電壓、電流和線路ftu (饋線終端單元, feederterminalunit )的上傳信息,結合配電變壓器負荷的梯形模糊數模型,運用模糊數學理論通過電流計算來進行故障定位的新方法。The plastic kinetic response of rivet is analyzed by sequentially coupling which take the first step ' s result as initial conditions
將模擬出的電流和電磁場結果作為初始條件,採用間接順序耦合方法分析鉚釘結構單元的塑性動力響應。分享友人