調頻轉速控制 的英文怎麼說

中文拼音 [diàobīnzhuǎnkòngzhì]
調頻轉速控制 英文
ac and frequency speed control
  • 調 : Ⅰ動詞1 (配合得均勻合適) harmonize; suit well; fit in perfectly 2 (使配合得均勻合適) mix; adju...
  • : Ⅰ形容詞(次數多) frequent Ⅱ副詞(屢次) frequently; repeatedly Ⅲ名詞1 [物理學] (物體每秒鐘振動...
  • : 轉構詞成分。
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 動詞1 (告發;控告) accuse; charge 2 (控制) control; dominate 3 (使容器口兒朝下 讓裏面的液體慢...
  • : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
  • 調頻 : frequency modulation (fm); frequency adjustment調頻磁帶錄音機 f m magnetic tape recorder; 調頻...
  • 轉速 : speed; revolution; rotation rate; speed of revolution; rotating speed; rotational speed轉速指示器...
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  1. This paper supplied a new way through variable frequency variable speed ( vfvs ) to change its output flow rate and adding a constant - pressure - drop valve, which could solve the defects in hydraulic pressure servo control system, such as low efficiency in control system, short life, poor ability in resisting pollution, low efficiency in driving system and flow rate, pressure pulse. and this way was proved to be effective

    本論文針對傳統伺服系統效率不高、元件壽命短、抗污染能力差、驅動系統效率低、存在流量及壓力脈動等缺陷,利用先進的交流變調技術改變液壓泵的容積調新方法,提出了在液壓系統中加一個定差減壓閥的新思路,較好地解決了液壓伺服系統存在的上述問題。
  2. The subject has mainly finished designing and debugging software and hardware of a / d decode module, fpga video processing module, video data frame deposit module, base clock produce module, d / a encode module, i2c bus control module, etc. a / d decode module gathers analog tv signals and realize video decode ; fpga video processing module deals with the data after decoding and produces systematic logic control signal ; video data frame deposit module offers the buffering area to a large n umber of high - speed video data ; base clock produce module through input basic video signal offers system accurate relevant synchronous signal ; under control of video processing module d / a decode module convert digital video data into compound tv signal which can be shown in tv directly ; i2c bus control module is used to initialize the chip of system by simulating i * c bus timing

    本課題主要完成了a d解碼模塊、 fpga視處理模塊、視數據幀存模塊、基準時鐘產生模塊、 d a編碼模塊、 i ~ 2c總線模塊等部分軟、硬體設計及調試。其中a d解碼模塊採集模擬電視信號實現視解碼; fpga視處理模塊對解碼后的數據進行去噪處理的同時還負責系統的邏輯;視數據幀存模塊為大量高的視數據提供緩沖區;基準時鐘產生模塊通過輸入基準視信號為系統提供精確的相關同步信號; d a編碼模塊在視處理模塊的下把數字視數據換成復合電視信號供顯示用: i ~ 2c總線模塊模擬i ~ 2c總線時序實現對系統中編、解碼晶元的初始化。
  3. This thesis make a study on vector - contorl wvf system of asynchronous motor. in the course of study, making use of the mathematical model of asynchomous motor in mt axes. then both open - loop control system and close - loop vector - control system are respectively simulated with simulation block simulink in matlab

    本文對異步電動機變調系統進行了研究,利用異步電動機在二相同步旋mt坐標系下的數學模型,使用matlab中的模擬工具箱simulink分別對開環系統和閉環矢量調系統進行了模擬。
  4. The strategy of direct torque control is one of the variable frequency speed control scheme, which was developed in 1985 by prof. depenbrock and which was one of high performance control of induction motor drives after vector control

    1985年德國學者depenbrock提出了異步電動機的直接( directtorquecontrol )變調思想, dtc是繼矢量之後發展起來的一種高性能交流調技術。
  5. 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方案,從中選擇了雙饋式變方案;它運用雙饋電機的工作原理,允許發電機變化,而在電機子側接入低勵磁電流,通過該電流的率,保證雙饋電機定子輸出的率恆定;再結合矢量技術,通過調子電流來定子電流的矩分量和勵磁分量,相應獨立地發電機輸出的有功功率和無功功率。
  6. The study has completed the design of two - phase inverter and made up of the two - phase inverter - motor system for experimental use it is a variable frequency adjustable speed system with a open - loop control of rotational speed, which consists of voltage - controlled oscillator circulating assign device inverter circuit and two - phase induction motor a accurate mathematical model is set based on the whole system, and simulator program of dynamic and steady condition is established, which is used to calculate the dynamic and steady performance by kron and symmetrical coordinate converter by simulator calculation and experimental research with specific parameter of the system, a comparison is made between predicted and experimental characteristics, experimental measurements are shown to compare closely with corresponding theoretical result it is compared with some variable frequency adjus table speed system comprising inverter and single - phase induction motor from the system efficiency torque pulsation and the effect of two - phase inverter capacitance based on the conclusion, harmonic cancellation pulse width modulation control of a two - phase inverter - fed induction - motor drive system is researched, which cancelled the low harmonic and improve the system performance

    通過對電機的kron變換和對稱分量變換,建立了系統較精確的數學模型,編了系統動態及穩態運行的模擬計算程序分別計算系統的動態和穩態性能。通過對系統的具體參數進行了模擬運算和實驗研究,實驗和模擬結果進行比較,說明實驗和理論較為一致,並從系統效率、矩脈動及兩相逆變器電容的影響等方面與各種逆變器和單相異步電動機組成的變調系統加以比較。在此基礎上,對兩相逆變器供電-異步電動機系統使用諧波抑pwm進行了研究,由於減少了低次諧波,改善了系統性能。
  7. The second chapter simply introduces the development of alternate asynchronous inverter technology and retrospects some types of energy - saving systems for hydraulic elevators. then the working principles of the project are discussed and analyzed at four different working status, i. e. light load upwards, heavy load upwards, light load downwards and heavy load downwards. and the chapter focus on the introduction of structure design of pump station, calculation and type selection of pump / motor reversible units, research on oil leakage principles of accumulator circuit, design of accumulator - pump / motor pressure - energy transformer and integrated valve blocks, etc. the last but not the least, the electrical wiring of vector inverter control cabin and design of computer control and data acquisition system are introduced

    論文第二章首先簡單介紹了交流異步電動機變調技術的發展概況,在回顧電梯液壓系統節能技術的基礎上,介紹了本課題研製的「採用蓄能器的液壓電梯變節能系統研究」的基本原理,分析了動力系統在電梯轎廂輕載上下行、重載上下行等四種典型工況下的基本工作狀態和工作方式;詳細地介紹了本課題節能系統液壓動力泵站的結構設計和參數設計,重點研究了液壓動力泵站的結構設計、液壓泵馬達可逆性問題及其選型設計計算、蓄能器迴路泄漏油損失機理的研究及其補償裝置的設計、蓄能器-泵馬達壓力能量換裝置的設計、多功能集成閥組的設計等內容;最後簡單介紹了本課題矢量櫃的外部附件電氣接線、計算機及數據採集系統的硬體設計等內容。
  8. With the computer controlling the output of the digital signals and the analog signals, controls and adjusts startup, stop, turn and rotational rapidity of the transducer - electromotor and the strength of brake actuator ; installs the torque sensor on dynamical axis, and installs the encoder on non - dynamical axis of the dimensional globoidal indexing cam mechanism ; utilizes the virtual instrument language labview development the test and control system, with the computer real - time monitoring, late displays and storages the data of the test, and processes the data and analyses it

    利用計算機數字量輸出和模擬量輸出來達到調節變電機啟停、向、;動器的啟停和加載力;在弧面分度凸輪的加載軸和空軸上安裝扭矩傳感器和編碼器;應用虛擬儀器語言labview開發試驗臺的測軟體系統,用計算機進行實時監測與事後顯示與存儲,並進行信號處理與分析。
  9. After the mathematical model of asynchronous electromotor is build, the method of space voltage vector is taken to discuss the essential principle and structure, and arithmetic of direct torque control, and the application of circular magnetic chain self - operated control and the technology of sensor without velocity in direct torque frequency conversion timing are emphasized

    在建立異步電動機的數學模型之後,採用空間電壓矢量分析方法討論了直接的基本原理結構及其演算法,著重研究了圓形磁鏈自和無度傳感器技術在直接矩變調中的應用。
  10. The gpd3402 inverter and plc being selected to set up open - loop and closed - loop speed regulation systems, applying the invariable v / f control, sensorless vector control, slip compensation, process pi and network control technologies control the hoist motor of the stacker crane

    本文基於gpd3402變器的變調方式進行應用開發,對堆跺機提升電機採用變調,採用gpd3402變器及plc ,組建開環調系統,分別應用恆壓比、無度傳感器、矢量差補償技術。
  11. This processing line has two sszm1200c straight line double edgers and 90 transfer table. 30 spindles on each sszm12000c, high collocated, wheels. high - level of polishing ; compact and steady base, precise and smooth transfermission system ; big power frequency - conversion motor to control the speed of pedeail ; plc control system sets processing parameters via interface, to control the width and the speed, the minimum size of the glass can be 127xl27mm ; the structure of the machines is compact and stable. this line is our new designed products, and it s the ideal choice of assistant equipment for exquisite and industrial glass, besides, it can be used with other machines to form a production line set

    本生產線由2臺sszml200c玻璃直線雙邊機和1個90中臺組成每臺sszml200c玻璃直線雙邊機配置30個磨頭,磨輪配置多,加工拋光精度好底座穩重扎實,傳動系統精確流暢大功率變電機調傳送皮帶驅動plc系統通過界面設定參數,最小加工玻璃寬度尺寸小至127127mm機器結構緊湊性能穩定,是我公司全新設計的力作是大批量精品玻璃和工業玻璃磨邊生產的暈佳配套設備,可口與夾膠印花,鋼化等生產線配套使用
  12. Application of frequency variable speed control technique to rotating type coarse coal powder separator with static - dynamic blade

    和變調的靜動葉結合型旋式粗粉分離器
  13. In the paper, the principle and actualizing means of spatial vector control have been systemically discussed and the control software has also been designed. the magnitude of both the rotor flux and the current in torque component have been estimated by using a flux observer, which is developed based on field orientation control principle. the results show that the observer has a good feature due to its speed being calculated without speed sensor or additional hardware

    本文對矢量的原理、方法以及實施策略進行了較為系統的分析與研究,利用度間接觀測理論,建立了異步電機的磁通觀測器,電機的定子磁通和電流的矩分量可以通過磁通觀測器估算出來,從而得到電機的,並由此建立了異步電機無度傳感器矢量的理論數學模型和相應的演算法,在此基礎之上,利用工程中常用的電機專用dsp晶元tms320lf2407作為處理器,對異步電機進行變調
  14. The inverters based on space - vector pwm technique have many good qualities, such as less pulsating torque, higher usage of dc bus voltage, less switching loss, better high - speed regulation performance, so it is applicable for the high - performance motor control system

    電壓空間矢量pwm技術( svpwm )將逆變器和電動機視為一體,由之的變器具有輸出矩脈動量低、直流電壓利用率高、開關損耗小、高調性能好等優點,適用於高性能電機調系統。
  15. Electrical - controlled appliance includes single slice microcomputef, power supply, keyboard, liquid crystal display. the machine for body functional rehabilitation is controlled by enactment of five parameters, which are speed, range, position, frequency, time. the enactment of the five adjustable parameters used to realize six function that are anns stretching and circumrotating, wrist swing, finger stretching, crura anuckle stretching, anklebone swing

    將肢體運動康復機本身選用的六項功能用以下五個參數的設定來,即用度、幅度、位置、率、時間這五個可調參數的來實現肢體運動康復機中上肢手臂伸屈、手臂旋、腕關節上下左右擺動、手指伸屈、下肢膝關節伸屈、踝關節上下左右擺動六個功能。
  16. And it conducts stepless speed change and synchronous movement of driving and rotating, controlled by the advanced electronic technique of frequency conversion

    在電氣系統在先進的變技術下,實現旋平臺無級調和同步驅動旋運動。
  17. In this dissertation, the author has accomplished the simulation of the dtc system and analyzed the corresponding results. the software of the digital control system, in which the digital signal processor ( dsp ) is used, has also been designed in the thesis. the direct torque control scheme is studied in the paper, and the simulation models of hexagon flux control system and approximate circle flux control system are presented based on the application of matlab / simulink

    本文對異步電機直接調方法進行了研究,採用mathworks軟體公司為matlab開發的系統模型圖形輸入和模擬工具simulink對直接的六邊形和近似圓形兩種定子磁鏈方法進行了模擬,實現了有度傳感器的直接系統的構建,從理論上證明了這兩種方法的可行性。
  18. These illuminate that voltage vector control of a low power tow phase inverter - fed induction motor driver as a pulse width modulation control of a two - phase inverter - fed induction motor driver system can effectively cancelled the low harmonic and improve the system performance

    相對于方波等其它供電方式的,採用電壓空間矢量技術在小功率兩相異步電動機的變調上的應用可使矩脈動減少,效率提高,具有一定的經濟性和實用性。
  19. The adjustable speed control technique can make the capacity of converter and system cost and the complexity of control technique decrease

    通過子繞組勵磁電流的率來調,可使變流器的容量減小,降低調成本和技術的復雜性。
  20. With the development of the computer, autocontrol technology and the electron and electric power technology, the performance of the frequency conversion of ac drive has been improved greatly, and some new technique such as vector control and direct torque control have been applied widely

    隨著電力電子技術、計算機技術和自動技術的迅發展,交流電機變調技術的性能指標已有很大提高,新型調技術如矢量和直接已得到了越來越廣泛的應用。同時,交流變調技術也在不斷進步和完善。
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