電機輸入功率 的英文怎麼說
中文拼音 [diànjīshūrùgōnglǜ]
電機輸入功率
英文
power input to machine- 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...
- 機 : machineengine
- 輸 : Ⅰ動詞1 (運輸; 運送) transport; convey 2 [書面語] (捐獻) contribute money; donate 3 (失敗) l...
- 入 : Ⅰ動詞1 (進來或進去) enter 2 (參加) join; be admitted into; become a member of 3 (合乎) conf...
- 功 : 名詞1 (功勞) exploit; merit; meritorious service [deed]: 戰功 military exploits; 立功 render me...
- 率 : 率名詞(比值) rate; ratio; proportion
- 電機 : (任何產生和應用電能的機器 特指發電機、電動機) any power generating or power driven machine esp ...
- 輸入 : 1 (從外部送到內部) import 2 [電學] input; entry; entering; in fan; fan in; 輸入變壓器 input tra...
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What is the power delivered to the motor ?
電動機的輸入功率是多少?Monitor apparatus can measure valid value of three phase voltage and current, power factor, three phase disequilibrium, instant flecker of short time and harmonic without twenty, degree and harmonic distortion total. the paper are laid on the following. ( 1 ) master plan and function of circuit, ( 2 ) hardware design including circuit and principle of a / d conversion, phase lock, liquid crystal display and keystroke and so on, ( 3 ) design of system software including digital filtering, fft, a / d conversion and monitor interface of pc, ( 4 ) system test
監測儀能夠完成包括三相電壓、三相電流的有效值、功率因數、三相不平衡、電壓短期閃變、以及20次內的諧波、諧波相位、諧波失真總量等的測量。論文重點介紹了以下幾部分: ( 1 )電路的總體設計和功能; ( 2 )硬體設計,包括a d轉換、鎖相環、液晶顯示和按鍵輸入等原理和電路。 ( 3 )系統軟體設計,包括a d轉換、 fft 、數字濾波等程序的原理和演算法以及上位機監控界面的設計; ( 4 )系統測試。This paper researches and analyses the developments of web technology and magnetostrictive transducers from world wide region. the paper also analyes the characteristics curve of magnetostrictive transducers based on its equivalent circuit and researches the method how to make sure its syntony frequency and its electric simulation network parameters. at the same time, by using jsp technology, a magnetostrictive transducer electric simulation application is designed based on b / s three - tier system structure. the experiment data is fitted by curve fitting module. the equivalent input impedance of it with stimulate loop is separated based on the results of curve fitting and the syntony frequency and electric simulation network parameters of magnetostrictive transducers is determined by the input impedance. the method presented in this paper can determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers with a better accuracy than the testing method of syntony & anti - synton y. further more, jsp, the advanced technology at current, has been used to realize a magnetostrictive transducer web electric simulation system. the system has good human computer interface and the function of resource sharing and information publishing. the research of this paper and its achievements have some practical merits in the researchful and applied fields of magnetostrictive transducer
用java編程語言編寫的曲線擬合模塊,對輸入的實驗數據進行了最小二乘法的曲線擬合;根據曲線擬合結果可從帶激勵線圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電流時由機械振動形成的等效輸入阻抗,並由此輸入阻抗確定磁致伸縮換能器的諧振頻率及電氣模擬網路參數。本課題提出的方法與傳統的諧振?反諧振法相比,能更準確地確定磁致伸縮換能器的諧振頻率及其電氣網路參數。同時,採用當前比較先進的web技術,實現了基於jsp的磁致伸縮換能器web電氣模擬系統,該系統具有良好的人機界面和資源共享、信息發布功能。Through analyzing and researching the problem of variable frequency to working frequency of high - power electromotor in theory, the key of conversion is pointed out in the paper. on the basis of analyzing equivalent circuit diagram and vector - diagram of induction - motor, the phase of working frequency power whether or not consistent with the output phase of variable frequency power at the moment of conversion is the key to decide whether the conversion is successfully
本論文針對大功率電機變頻轉工頻轉換存在的問題在理論上作深入細致的研究,根據感應電動機的等效電路和相量圖分析,指出大功率電機變頻轉工頻能否成功,關鍵在於變頻轉工頻瞬時,工頻電源和變頻輸出電源是否相位一致。In this paper, several scheme of vscf is compared firstly, of which gets doubly - fed generating mode. doubly - fed vscf wind power generating system uses a doubly - fed induction generator, which rotate speed can be able to change with wind turbine, and it ensures a constant - frequency output, by controlling the frequency of current input into rotor windings. in vector trans control system, the control of stator active power and the control of stator reactive power can be essentially decoupled, and the former is via torque component and the latter is via exciting component of stator current
本文首先比較了幾種變速恆頻方案,從中選擇了雙饋式變速恆頻方案;它運用雙饋電機的工作原理,允許發電機轉速變化,而在電機轉子側接入低頻勵磁電流,通過控制該電流的頻率,保證雙饋電機定子輸出的頻率恆定;再結合矢量控制技術,通過調節轉子電流來控制定子電流的轉矩分量和勵磁分量,相應獨立地控制發電機輸出的有功功率和無功功率。Vvvf door controller frequency converter makes lift door installation easier and more convenient as its control center is the internationally advanced engineering 16 digital micro computer and it operates with the fully digital spwm modulation techniques, with igbt module as the output power drive and with voltage, current and speed under fully digital closed circuit control ( the door controller ' s operation parameters are inputted by means of the keyboard )
Vvvf控制門機變頻器採用當今國際上先進的工控16位微型計算機為控制核心,採用了全數字spwm調制技術, igbt模塊作輸出功率驅動,電壓、電流、速度全數字閉環控制(門機的運行參數均可通過鍵盤設置輸入) ,從而,使門機的安裝調試更加簡單,方便。This method changes the input power of the motor
此種方法改變電動機的輸入功率。While working in offline ( no pc ) mode, additionally to normal transducer, it has soft - startup function and fast - stop function. and the input of frequency and voltage - coefficient is optional. while working in online mode, additionally to working in offline mode, it can process, display, save and load waveform, which is specialty of computer
脫機工作(無pc )時,它除具有一般變頻器功能外,還具有軟啟動功能、頻率和電壓輸入源可選、急停功能等;在聯機工作時,除具有脫機工作的全部功能外,還具有計算機特有的圖形處理、顯示、存取能力,包括瞬態波形、各種參數動態過程曲線等。The ic modulation circuits and microprocessor are used in the control unit. on the side of input of inverter, the maximum power point tracking of solar module is well realized by using a kind of thought of self - optimizing control ; on the side of output of the inverter, a kind of approximate optimum v / f control strategy is used in order to optimize the match between the output of the inverter and load of motor - pump
在逆變器輸入側,採用自尋優控制思想實現太陽能電池最大功率點跟蹤( mppt ) ;在輸出側,採用了v / f近似優化的控制策略,以優化逆變器輸出與機泵負載之間的匹配。Ryy - e control system is such a kind of medical instrument used in treatment of mouth sufferer. first the significance of medical instrument development and configuration of ryy - e control system are introduced. then difficulty in designing ryy - e control system is presented, such as dealing with a mount inputs and displays, orientation of electromotor, etc
本文首先介紹了醫療設備開發的意義,在此背景下介紹了ryy - e型醫療設備控制系統的功能和結構組成,分析了ryy * e型醫療設備控制系統的設計難點,例如大量的輸入和顯示處理、電動機的精確定位要求、固化燈穩定輸出功率等等。Abstract : it has been discovered that the coke formed in ch4 coupling under plasma can be eliminated via pure h2 discharge in the system. eliminating coke under plasma with positive or negative high voltage in dc electric field has been compared with that in ac field. the elimination of coke takes place only on the negative of the two electrodes in dc field, while on both electrodes in ac field. the coke on the reactor walls can be eliminated with either positive or negative high voltage and in either dc or ac field. based on the experimental facts, hypotheses of the reaction mechanism are suggested. quantity of eliminating coke depends on diametrical ratio between reactor and the electrode, input power and electrode materials
文摘:發現了等離子條件下甲烷偶聯反應中形成的積炭可以通過該體系中純氫氣放電而消除.將消除積炭使用直流電場的正高壓和負高壓與使用交流電場作了比較,發現直流電場中無論使用正高壓還是負高壓,只有陰極上的積炭可以被消除,而交流電場中兩極積炭均可被消除,反應器壁上的積炭在以上任何情況下均可被消除.基於實驗事實提出了機理假設.消除積炭的量與輸入功率、反應器對電極的直徑比以及電極材料有關The structure of this magnetic inducting crankshaft position sensor assembly is simple, reliable easy for installation and use, being a crucial part of electronically controlled engine. as one of the important input signal of ecu controller, the sensor assembly can transmit stable cranking signal under any rotating speed of engine and ensures the stability of the performance of electronically controlled engine in respect of oil consumption, exhaust and output
該磁感應式曲軸位置傳感器總成結構簡單,工作可靠,安裝使用方便,是電控發動機重要關鍵的部件作為ecu控制器重要的輸入信號之一,該傳感器總成能在發動機任何轉速輸出穩定的曲軸角度信號,可確保電控發動機在油耗排放輸出功率方面的性能保持穩定。Firstly, the experimental phase current and input power data obtained from load test are employed to estimate the parameters in ii rated condition. then, the phase current and input power data in locked rotor condition are used to track the variation of the parameters of the secondary coil with slip frequency. the classical method and the direct modification method are also used to estimate the parameters of the induction machine in comparison with this technique
首先利用了負載試驗的定子電流和輸入功率數據來識別額定工況下的電機參數,然後又使用了堵轉時的定子電流、輸入功率數據來識別電機二次繞組參數隨轉差頻率的變化,並與傳統參數測試方法和直接修正參數法進行了比較。Dc / dc converter with high power and wide range input voltage was required for more reliable special aero - power systems
一種新的高可靠性飛機專用電源系統,需要研製一種大功率寬電壓輸入范圍的dc / dc變換器電源。It has plenty of advantages, like as strong power, user - friendly, versatile and safe, operation reliability, high performance and efficiency, long lasting etc. all our products have been widely used in drilling cutting, construction project, concrete drilling and chiselling wall sawing floor sawing concrete crushing and bursting
Ews - 300 ews - 200系列電動墻鋸,鋼筋混凝土切割機由我公司研製生產,採用德國超強墻鋸機頭,輸入功率4300w ,輸出功率3600w ,採用摩擦離合器過流保護器電源自動檢測三重Our electric wall saw ws - 350s, ws - 300s is manufactured with our original idea, high technology and many years experience in making and construction works. it has plenty of advantages, like as strong power, user - friendly, versatile and safe, operation reliability, high performance and efficiency, long lasting etc. all our products have been widely used in drilling cutting, construction project, concrete drilling and chiselling wall sawing floor sawing concrete crushing and bursting
Ws - 300系列電動墻鋸,鋼筋混凝土切割機由我公司研製生產,採用瑞士超強動力三相電機,輸入功率5000w ,輸出功率4000w ,採用熱保磁保雙重保護,進給切深0 - 300mm ,自動進給Digital inputs are processed by fpga after being isolated by photocouplers. the results of digital inputs saved in fpga are read by tms320lf2407 periodically. the digital outputs being written to fpga are used to control empcs after being isolated by photocouplers and driven by darlington transistors
由於數字量的路數較多,因此採用了fpga進行擴展和簡單處理,數字量輸入通過光電隔離後送給fpga進行軟體濾波,其結果由tms320lf2407定時讀取; tms320lf2407輸出的數字量先送給fpga ,再由fpga經過光電隔離和功率驅動後去控制機電式功率控制器。Power input to a machine
電機的輸入功率Dimensions and output series for rotating electrical machines. part 3 : samll built - in motors flange numbers bf10 to bf50
旋轉電機尺寸和輸出功率等級第3部分:小功率裝入式電動機凸緣號bf10 bf50Based on analyzing the math model and running character of motor, this paper educes a method of estimating the real torque of motor by a way of energy conversion. by measuring the stator ' s current, voltage and the power factor of the motor, we can calculate the input power of the motor, and then we can get the electromagnetism power and the real electromagnetism torque
本文在分析了電機的數學模型和電機運行特點的基礎上,通過測量電動機定子相電壓和定子相電流以及功率因數角的方法,得出電動機的輸入功率,並從電機能量轉換的基礎上,得到電機的電磁功率,由此得到電機的實際電磁轉矩。分享友人