field control converter 中文意思是什麼

field control converter 解釋
磁場調整換流機
  • field : n 菲爾德〈姓氏〉。n 1 原野,曠野;(海、空、冰雪等的)茫茫一片。2 田地,牧場;割草場;〈pl 〉〈集...
  • control : n 1 支配,管理,管制,統制,控制;監督。2 抑制(力);壓制,節制,拘束;【農業】防治。3 檢查;核...
  • converter : n. 1. 使轉變[改變信仰]的人。2. 改裝者,改裝品。3. 【冶金】煉鋼爐,吹風轉爐;【電,無】換流器,變壓器;變頻器;【自動化】變換器;密碼翻譯[編制]機。
  1. This paper designs vibration bar converter control equipment used in architecture field, also deeply studies the following aspects

    論文設計了一種建築用振動棒變頻控制器,在以下幾個方面進行了深入研究。
  2. Study on field - oriented control of a doubly - fed electric machine fed by matrix converter

    矩陣式變換器勵磁的雙饋電機磁場定向控制研究
  3. The basic working principles and characteristics of srm will be described firstly in this paper, as well as its developing survey and researching directions. and then the srd system will be separated into several function parts to be introduced respectively in details : ( 1 ) to analyze the basic characteristics of the srm including electromagnetism, current and torque of every angle field of the rotor based on the subsection - linearized inductance characteristics of stator windings and several idealized supposes. ( 2 ) how to design and realize the h - bridge converter, and the method to use it ; ( 3 ) how to design and realize the controller based on dsp ( tms320f240 ) and the control strategies, as well as the program ; ( 4 ) to introduce the monitor program running in a pc, which is programmed by delphi

    本文首先介紹了srm的基本工作原理和特點以及srd系統發展概況和研究方向,然後以srd的功能構成為線索分部分進行介紹: ( 1 ) srm的特性及控制策略分析,在電感分段線性化等簡化條件下分析得出了各個轉子位置角度區間的電磁、電流和轉矩特性並分析了控制策略; ( 2 )分析設計了h橋式功率變換器的設計和工程實現的方法,並設計了基於這種功率變換器的換相邏輯; ( 3 )分析設計了以dsp為核心的控制器以及控制方法,並介紹了該控制器的軟硬體實現; ( 4 )介紹了如何用delphi編制實現上位機監控程序。
  4. Secondly, to achieve the independent regulation of active and reactive power output from the generator side which is designed for the purpose of tracing the maximum wind - energy capturing. the paper has analyzed the mathematic model of the ac excited doubly - fed machine and the stator field orientation control strategy of the motor as vscf wind power generator. thirdly, it has put forward and designed the dual pwm converter with the capacity of energy flowing bidirectional aimed at the demand of rotor energy bidirectional flow. the author constructed reliable and integrated experimental system and did a series of experimental study including no - load, cutting - in network and power generation at, below and above the synchronous speed

    論文首先分析了風機運行特性及其最佳風能利用原理,通過模擬及實驗驗證了採用直流電機的輸出特性模擬風力機的最大輸出功率曲線的可行性,並給出了模擬系統的硬體結構;然後為了實現交流勵磁發電機有功、無功功率獨立調節機理,分析了交流勵磁雙饋發電機的數學模型和在追蹤最大風能捕獲變速恆頻風力發電時必需的定子磁鏈定向矢量控制策略;針對雙饋發電機轉子能量雙向流動的要求,提出並設計了具有能量雙向流動能力的雙pwm交流勵磁用變頻器;最後為實現從理論到實踐的全面研究,研製出了一套小功率完整的雙pwm變頻器交流勵磁的雙饋風力發電機實驗系統,進行了空載、並網、同步速及上、下的發電運行等一系列的運行實驗;所完成的模擬和實驗研究均驗證了理論、模型和控制策略的正確性、可行性。
  5. A / d converter ( adc ) is the key device in the interface between analog and digital system, is widely applied in the field of radar, communication, electronic countermeasure, sonar, satellite, missile, control system, earthquake, medicine, instrument, video device, audio device and so on

    A / d轉換器( adc )是模擬系統與數字系統介面的關鍵部件,長期以來一直被廣泛應用於雷達、通信、電子對抗、聲納、衛星、導彈、測控系統、地震、醫療、儀器儀表、圖像和音頻等領域。
  6. And the converter will work on the strategy of vector control with the definitive direction of the stators magnetic field. also, the thesis develops the algorithm to corroborate the magnetic field ' s direction by the state ' s current and voltage. to validate the theory analysis of bdfg

    根據理論分析和模擬的結果,本文提出級聯式無刷雙饋發電機的控制策略是基於定子磁鏈定向的矢量控制方法,並推導了用定子側電壓電流量來確定定子磁鏈方向的演算法,繪制了相應的閉環控制框圖。
  7. According to the present problems and developing tendency of hydraulic turbine governor, four main issues of this field are studied in this paper. the content include hydraulic control system, frequency measurement unit, stability of the discrete control system, optimization of control parameters and self - adjusting pid control strategy based on fuzzy logic. several main achievement and results are obtained and shown as follows : the electric - hydraulic pilot valve driven by step - motor is firstly proposed, which solves the problem that the electric - hydraulic converter of hydraulic turbine governor hydraulic servo is prone to be stuck and blocked and improves the systemic stability greatly

    本文根據水輪機調節領域存在的問題和發展趨勢,對水輪機調速器的液壓控制系統、頻率測量環節、離散調節系統穩定性與調節參數最優整定以及適應式參數自調整pid控制策略進行了研究,得到以下主要成果和結論:首次提出了採用步進電機驅動的步進式電液引導閥,從根本上解決了水輪機調速器電液隨動系統中存在的電液轉換元件發卡、堵塞問題,使電液隨動系統的可靠性大大提高。
  8. The future development will mainly be system miniaturization and micromation, the intelligent converter of the works, the standardization of field bus, the standardization of communication network, the mutual saturation of dcs and plc, the introduction of artifical intelligence and specialist system for application and so on to the system software will be more consummated. dcs will adapt the need of all kind of process control much more, will get economical effect more better

    今後的發展將主要是在系統小型化和微型化、現場變送器智能化、現場總線標準化、通訊網路標準化、 dcs與plc相互滲透、系統軟體引入應用專家系統和人工智慧等方面會進一步完善, dcs將更加適應各種過程式控制制的需要,將會取得更好的技術經濟效益。
  9. This system is on the safe side and higher efficiency, because of using the field oriented controlled modem technology and the boost - buck converter of dc, the closed loop control of voltage, current and speed, and combining with many ways of safeguard and reducing power wasting

    通過應用先進的電壓矢量控制和直流升降壓斬波技術,採用電壓、電流和轉速的閉環控制,結合多種保護措施和降低功耗方法,使得該系統具有工作安全可靠、功耗低等優點。
  10. Also this paper investigates the control model based on the stator field - oriented vector control. this paper discussed the newly excitation system - matrix converter and compares the const speed const frequency asynchronous wind generators and vscf generator system

    本文在模擬風速和風機特性的同時,構造整個系統模型並對變速恆頻和恆速恆頻技術的優缺點進行了模擬分析比較。
  11. Matrix converters have received considerable attention in recent years, but the study focus is on matrix converter per se. a combined control strategy for matrix converter fed induction motor drive system is proposed, which implements both space vector modulation of matrix converter and direct field oriented control of induction motor

    摘要提出了一種適用於矩陣變換器供電的異步電動機調速系統的組合控制策略,同時實現了矩陣式變換器的空間矢量調制和異步電動機的定子磁場定向直接轉矩控制。
  12. The design of the low level hardware such as the intelligent sensor node, the output control unit and the communication protocol converter unit will be given. the monitor system is developed from the national common configuration software - kingview 6. 0. by using this monitor system we can accomplish the communication between the host computer and the field intelligent units and the communication network between two water works

    給出底層硬體(智能傳感器節點、輸出控制單元和通信協議轉換單元)的功能實現並在國產通用組態軟體?組態王6 . 0的基礎上開發監控系統,實現上位機與現場智能單元的數據交換以及廠際聯網通信,滿足了工業生產過程智能化、數字化、網路化的發展需求。
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