induction device 中文意思是什麼

induction device 解釋
管線式泡沫比例混合器
  • induction : n 1 引入,誘發,誘導(作用)。2 【邏輯學】歸納法,歸納推理 (opp deduction)。3 就職,就職典禮;...
  • device : n. 1. 設計,計劃;方法,手段。2. 〈pl. 〉意志,慾望。3. 謀略,策略,詭計。4. 器具,器械,設備,裝置。5. 圖案,圖樣;花樣;紋章;標記,商標;(紋章上的)題銘。
  1. It not only solves the problem of optimized control of the reactive current exchanging among branches, in other words, realizes the auto - tracking to the reactance factor, but also greatly improved the reliability of the system. to design the high voltage line wireless signal acquisition device with self - feed source, we applied electromagnet induction principle and digital communication technique

    系統在優化控制技術中採用了電容器補償控制的兩段控制模型,不僅解決了分支線路之問穿越無功電流的最優控制問題,實現了功率因數的自動跟蹤,而且使整個系統的可靠性大大提高。
  2. 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,編制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、轉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頻調速系統加以比較。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制pwm控制進行了研究,由於減少了低次諧波,改善了系統性能。
  3. Aim at the dtc ' s blemish mentioned above and the direction of dtc technique development, the dissertation put great emphasis on the work as follows, with an eye to exalt dtc system function : ( 1 ) a new speed - flux observer of an induction motor is proposed to enhance the accuracy of flux observing, which is an adaptive closed - loop flux observer and different from the traditions. a new adaptive speed - observation - way is deduced out according to the popov ' s stability theories ; ( 2 ) to improve the performance of dtc at low speed operation, we have to exalt the accuracy of the stator flux estimation and a new way of bp neural network based on extended pidbp algorithm is given to estimate and tune the stator resistance of an induction motor to increase the accuracy of the stator flux estimation ; ( 3 ) digital signal processor is adopted to realize digital control. an device of direct torque control system is designed for experiment using tms320lf2407 chip produced by ti company ; ( 4 ) bring up a distributed direct torque control system based on sercos bus, sercos stand for serial real time communication system agreement which is most in keeping with synchronous with moderate motor control ; ( 5 ) the basic design frame of the hardware and software of the whole control system is given here and some concrete problem in the experiments is described here in detail

    針對上面提到的直接轉矩控制的缺陷和未來直接轉矩控制技術發展方向,本論文重點做了以下幾個方面的工作,目的在於提高dtc系統的綜合性能: ( 1 )提出一種新型的速度磁鏈觀測器,新型的速度磁鏈觀測器採用自適應閉環磁鏈觀測器代替傳統的積分器從而提高磁鏈觀測的精度,並且根據popov超穩定性理論推導出轉速的新型自適應收斂律; ( 2 )改善系統的低速運行性能,主要從提高低速時對定子磁鏈的估計精度入手,提出了一種提高定子磁鏈觀測精度的新思路? ?利用基於bp網路增廣pidbp學習演算法來實時在線地修正定子電阻參數; ( 3 )採用數字信號處理器dsp實現系統全數字化硬體控制,結合ti公司生產的tms320lf2407晶元,設計了直接轉矩控制系統的實驗裝置; ( 4 )提出了基於sercos總線網路化分散式的直接轉矩控制系統, sercos ( serialrealtimecommunicationsystem )是目前最適合同步和協調控制的串列實時通信協議; ( 5 )基本勾勒出整個控制系統的硬體和軟體設計基本框架,詳細描述一些實驗中的具體的細節問題。
  4. An analysis of the design theory of micro - electronics device preventing the error action by lightning induction

    微電子裝置防雷電感應誤動作設計原理分析
  5. Is characterized by colour digital display with 4 probes, ultrasonic induction, accuratedetection and entering back action, automatic start of anto - collision indication system, digtal display with location, perspective of barriers position and easy installation, which improves substantially the car s practicability, that is it is not disturbed in rain ang nighe, performing its advantages for it s against the disturbance of the strong electromagnetic waves. it is applied to the temperature in the range of - 40 85. it is also characterized by the three - grade dulcet for foretelling, colour digital indication, anti - vibration protection device, durable damp - proof treatment, inserting installation, original configuration, beautiful appearance and firmness. it also adopts anti mal alarm technology. it is specially produced, and its quality is ensured

    數碼四探頭彩色顯示超聲波感應,偵測準確進入倒檔,自動開啟防撞提示系統數碼加方位顯示,效果能透視障礙物位置安裝容易,大大提高原車實用性能不受雨天黑夜等影響,盡顯優勢抗強電磁波干擾適應溫度寬40 85三級悅耳預
  6. The non destructive testing ( ndt ) system is primarily a poke yoke device for the induction hardening process

    非破壞性試驗系統的主體是一個裝有軛形沖擊線圈用來感應淬火的裝置
  7. This paper study a two - phase inverter - fed induction - motor drive, which can be widely used for low - power, variable speed drive system. the study has completer 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 singlechip controller, power drive device, inverter - fed device, a low power tow phase induction motor and safeguard circuit

    本文研究了一種新型電壓空間矢量控制兩相逆變器?異步電動機的變頻調速系統,該系統可以廣泛應用於小功率、寬調速運行的場合。本項研究完成兩相逆變器的設計,並組成了試驗用的兩相逆變器?異步電動機系統。系統是一個轉速開環的變頻調速系統,由單片機機控制電路、功率驅動電路、逆變器主電路、保護電路組成。
  8. Aids, wheelchair users can travel from street to the platform level at nineteen stations. ancillary facilities such as tactile guide paths, escalator audible device, passenger information display system and induction loop installed at customer service centre are available in individual stations to assist visually impaired passengers and hearing impaired passengers

    現時共有十九個地鐵站設有斜坡、升降機、輪椅輔助車以方便輪椅使用者順利往返路面至月臺。個別車站更特別設有供視覺受損或聽覺受損人士使用的凹凸紋引導徑、扶手電梯發聲器、電子螢幕告示板及感應環回系統。
  9. Technical requirements for induction type safety device used for the presses

    壓力機用感應式安全裝置技術條件
  10. This paper aims at the realization of variable - frequency induction motor speed modulation systems based on cpld ( complex programmable logic device )

    本文主要介紹了如何用可編程邏輯器件( cpld )實現變頻調速控制系統。
  11. In this paper, a parallel - resonance induction heating power for equipments that used to grow laser crystal has been developed, it applies power electronics theory and adopts full - controllable electric semiconductor device igbt

    本文基於電力電子理論,採用全控型電力半導體器件igbt ,研製了適用於激光晶體生長設備的中頻感應加熱電源。
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